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研究成果 / Publications

2024

R-12. Narrow Bandgap Metal Halide Perovskites for All-Perovskite Tandem Photovoltaics

Shuaifeng Hu, Jarla Thiesbrummel, Jorge Pascual, Martin Stolterfoht, Atsushi Wakamiya*, Henry J. Snaith*

Chem. Rev. 2024, in press.

DOI: 10.1021/acs.chemrev.3c00667


207. An open-cage bis[60]fulleroid as an electron transport material for tin halide perovskite solar cells

Wentao Liu, Guanglin Huang, Chien-Yu Chen, Tiancheng Tan, Fuyuki Harata, Shuaifeng Hu, Tomoya Nakamura, Minh Anh Truong, Richard Murdey, Yoshifumi Hashikawa, Yasujiro Murata, Atsushi Wakamiya

Chem. Commun. 2024, 60, 2172-2175.

DOI: 10.1039/D3CC05843C

Inside front cover

Press Release (Kyoto-u, ICR HP)


206. Multicomponent Approach for Stable Methylammonium-Free Tin-Lead Perovskite Solar Cells

Silver-Hamill Turren-Cruz*, Jorge Pascual, Shuaifeng Hu, Jesus Sanchez-Diaz, Sergio Galve-Lahoz, Wentao Liu, Wolfram Hempel, Vladimir S. Chirvony, Juan P. Martinez-Pastor, Pablo P. Boix, Atsushi Wakamiya*, Ivan Mora-Sero*

ACS Energy Lett. 2024, 9, 432-441.

DOI: 10.1021/acsenergylett.3c02426


R-11. Materials Chemistry for Metal Halide Perovskite Photovoltaics

Tomoya Nakamura, Yoshio Kondo, Noboru Ohashi, Chihiro Sakamoto, Akio Hasegawa, Shuaifeng Hu, Minh Anh Truong, Richard Murdey, Yoshihiko Kanemitsu, Atsushi Wakamiya

Bull. Chem. Soc. Jpn. 2024, 97, uoad025.

DOI: 10.1093/bulcsj/uoad025


2023

205.In Situ Thermal Cross-Linking of 9,9′-Spirobifluorene-Based Hole-Transporting Layer for Perovskite Solar Cells

Sarune Daskeviciute-Geguziene, Minh Anh Truong, Kasparas Rakstys, Maryte Daskeviciene, Ruito Hashimoto, Richard Murdey, Takumi Yamada, Yoshihiko Kanemitsu, Vygintas Jankauskas, Atsushi Wakamiya*, and Vytautas Getautis*
( S. D.-G. and M.A.T. contributed equally to this work )

ACS Appl. Mater. Interfaces 2023, 16, 1206-1216.

DOI: 10.1021/acsami.3c13950


204.Open-Circuit-Voltage Improvement Mechanism of Perovskite Solar Cells Revealed by Operando Spin Observation

Haru Kimata, Seira Yamaguchi*, Takeshi Gotanda, Dong Xue, Haruka Asai, Ai Shimazaki, Atsushi Wakamiya, and Kazuhiro Marumoto

ACS Appl. Mater. Interfaces 2023, 15, 58539-58547.

DOI: 10.1021/acsami.3c16361


203. Spontaneous Polarization Induced Optical Responses in a Two-Dimensional Ferroelectric Halide Perovskite

Chika Higashimura, Go Yumoto, Takumi Yamada, Tomoya Nakamura, Fuyuki Harata, Hideki Hirori, Atsushi Wakamiya, Yoshihiko Kanemitsu*

J. Phys. Chem. Lett. 2023, 14, 8360-8366.

DOI: 10.1021/acs.jpclett.3c02238


202. Solid-state Chromism of Zwitterionic Triarylmethylium Salts

Kento Iwai, Yoshiyuki Mizuhata*, Tomoya Nakamura, Masato Goto, Atsushi Wakamiya, Yuichi Shimakawa, Norihiro Tokitoh*

Eur. J. Inorg. Chem. 2023, 26, e202300337.

DOI: 10.1002/ejic.202300337


201. Intense Absorption of Azulene Realized by Molecular Orbital Inversion

Takahiro Tsuchiya, Tomohiro Hamano, Masahiro Inoue, Tomoya Nakamura, Atsushi Wakamiya, Yasuhiro Mazaki*

Chem. Commun. 2023, 59, 10604-10607.

DOI: 10.1039/D3CC02311G


200. Tin Halide Perovskite Solar Cells with Open-Circuit Voltages Approaching the Shockley?Queisser Limit

Wentao Liu, Shuaifeng Hu, Jorge Pascual, Kyohei Nakano, Richard Murdey, Keisuke Tajima, Atsushi Wakamiya*

ACS Appl. Mater. Interfaces 2023, 15, 32487-32495.

DOI: 10.1021/acsami.3c06538


199. Bilayer Indium Tin Oxide Electrodes for Deformation-Free Ultrathin Flexible Perovskite Solar Cells

Noboru Ohashi, Ryuji Kaneko, Chikako Sakai, Yoko Wasai, Seiji Higuchi, Kenji Yazawa, Hirokazu Tahara, Taketo Handa, Tomoya Nakamura, Richard Murdey, Yoshihiko Kanemitsu, Atsushi Wakamiya

Sol. RRL 2023, 7, 2300221.

DOI: 10.1002/solr.202300221


R-10. Prospects for Tin-Containing Halide Perovskite Photovoltaics

Shuaifeng Hu*, Joel A. Smith*, Henry J. Snaith*, Atsushi Wakamiya*

Precis. Chem. 2023, 1, 69-82.

DOI: 10.1021/prechem.3c00018


198. Effects of electron-accepting substituents on the fluorescence of oxygen-bridged triarylamine

Ruito Hashimoto, Tomoya Nakamura, Minh Anh Truong, Richard Murdey, Atsushi Wakamiya*

Dyes Pigm. 2023, 215, 111281.

DOI: 10.1016/j.dyepig.2023.111281


197. BAr2-bridged Azafulvene Dimers with Tunable Energy Levels for Photostable Near-infrared Dyes

Tiancheng Tan, Tomoya Nakamura, Richard Murdey, Shuaifeng Hu, Minh Anh Truong, Atsushi Wakamiya*

Chem. Eur. J. 2023, 29, e202300529.

DOI: 10.1002/chem.202300529


196. Tripodal Triazatruxene Derivative as a Face-On Oriented Hole-Collecting Monolayer for Efficient and Stable Inverted Perovskite Solar Cells

Minh Anh Truong,* Tsukasa Funasaki, Lucas Ueberricke, Wataru Nojo, Richard Murdey, Takumi Yamada, Shuaifeng Hu, Aruto Akatsuka, Naomu Sekiguchi, Shota Hira, Lingling Xie, Tomoya Nakamura, Nobutaka Shioya, Daisuke Kan, Yuta Tsuji, Satoshi Iikubo, Hiroyuki Yoshida, Yuichi Shimakawa, Takeshi Hasegawa, Yoshihiko Kanemitsu, Takanori Suzuki, Atsushi Wakamiya*

J. Am. Chem. Soc. 2023, 145, 7528-7539.

DOI: 10.1021/jacs.3c00805


Press Release (Kyoto-u HP)



Press Release (Kyoto-u, ICR HP)

195. Synergistic Surface Modification of Tin-Lead Perovskite Solar Cells

Shuaifeng Hu, Pei Zhao, Kyohei Nakano, Robert D. J. Oliver, Jorge Pascual, Joel A. Smith, Takumi Yamada, Minh Anh Truong, Richard Murdey, Nobutaka Shioya, Takeshi Hasegawa, Masahiro Ehara, Michael B. Johnston, Keisuke Tajima, Yoshihiko Kanemitsu, Henry J. Snaith*, Atsushi Wakamiya*

Adv. Mater. 2023, 35, 2208320.

DOI: 10.1002/adma.202208320



Press Release (Kyoto-u HP)



Press Release (Kyoto-u, ICR HP)



2022

194. Cat-CVD SiNx as a gas barrier for application to perovskite solar cells

Huynh Thi Cam Tu, Ai Shimazaki, Ryuji Kaneko, Atsushi Wakamiya and Keisuke Ohdaira

Jpn. J. Appl. Phys. 2022, 61, 121002.

DOI: 10.35848/1347-4065/ac993e


R-9. Challenges and strategies toward long-term stability of lead-free tin-based perovskite solar cells

Ece Aktas, Nagalingam Rajamanickam, Jorge Pascual, Shuaifeng Hu, Mahmoud H. Aldamasy, Diego Di Girolamo, Wenhui Li, Giuseppe Nasti, Eugenia Martinez-Ferrero, Atsushi Wakamiya, Emilio Palomares, Antonio Abate

Commun. Mater. 2022, 3, 104.

DOI: 10.1038/s43246-022-00327-2


193. Composition-Property Mapping in Bromide-Containing Tin Perovskite Using High-Purity Starting Materials

Tomoya Nakamura, Kento Otsuka, Shuaifeng Hu, Ruito Hashimoto, Taro Morishita, Taketo Handa, Takumi Yamada, Minh Anh Truong, Richard Murdey, Yoshihiko Kanemitsu, Atsushi Wakamiya*

ACS Appl. Energy Mater. 2022, 5, 14789-14798.

DOI: 10.1021/acsaem.2c02144


192. A Universal Surface Treatment for p-i-n Perovskite Solar Cells

Shuaifeng Hu, Jorge Pascual, Wentao Liu, Tsukasa Funasaki, Minh Anh Truong, Shota Hira, Ruito Hashimoto, Taro Morishita, Kyohei Nakano, Keisuke Tajima, Richard Murdey, Tomoya Nakamura, Atsushi Wakamiya*

ACS Appl. Mater. Interfaces 2022, 14, 56290-56297.

DOI: 10.1021/acsami.2c15989


191. Perovskite/Perovskite Tandem Solar Cells in the Substrate Configuration with Potential for Bifacial Operation

Lidon Gil-Escrig, Shuaifeng Hu, Kassio P. S. Zanoni, Abhyuday Paliwal, M. Angeles Hernandez-Fenollosa, Cristina Roldan-Carmona, Michele Sessolo, Atsushi Wakamiya, Henk J. Bolink*

ACS Materials Lett. 2022, 4, 2638-2644.

DOI: 10.1021/acsmaterialslett.2c01001


190. Molecular engineering of enamine-based hole-transporting materials for high-performing perovskite solar cells: influence of the central heteroatom

Deimante Vaitukaityte, Minh Anh Truong, Kasparas Rakstys,* Richard Murdey, Tsukasa Funasaki, Takumi Yamada, Yoshihiko Kanemitsu, Vygintas Jankauskas,Vytautas Getautis,* Atsushi Wakamiya*
( D.V. and M.A.T. contributed equally to this work )

Sol. RRL 20226, 2200590.

DOI: 10.1002/solr.202200590


189. Rapidly expanding spin-polarized exciton halo in a two-dimensional halide perovskite at room temperature

Go Yumoto, Fumiya Sekiguchi, Ruito Hashimoto, Tomoya Nakamura, Atsushi Wakamiya, Yoshihiko Kanemitsu

Sci. Adv. 2022, 8, eabp8135.

DOI: 10.1126/sciadv.abp8135


188. Operational stability, low light performance, and long-lived transients in mixed-halide perovskite solar cells with a monolayer-based hole extraction layer

Richard Murdey, Yasuhisa Ishikura, Yuko Matsushige, Shuaifeng Hu, Jorge Pascual, Minh Anh Truong, Tomoya Nakamura, Atsushi Wakamiya

Sol. Energy Mater. Sol. Cells 2022, 245, 111885.

DOI: 10.1016/j.solmat.2022.111885


187. Optimized Carrier Extraction at Interfaces for 23.6% Efficient Tin-Lead Perovskite Solar Cells

Shuaifeng Hu, Kento Otsuka, Richard Murdey, Tomoya Nakamura, Minh Anh Truong, Takumi Yamada, Taketo Handa, Kazuhiro Matsuda, Kyohei Nakano, Atsushi Sato, Kazuhiro Marumoto, Keisuke Tajima, Yoshihiko Kanemitsu, Atsushi Wakamiya

Energy Environ. Sci. 2022, 15, 2096-2107.

DOI: 10.1039/D2EE00288D


Press Release (Kyoto-u HP)



Press Release (Kyoto-u, ICR HP)



186. Metal-free ferroelectric halide perovskite exhibits visible photoluminescence correlated with local ferroelectricity

Taketo Handa, Ruito Hashimoto, Go Yumoto, Tomoya Nakamura, Atsushi Wakamiya, Yoshihiko Kanemitsu*

Sci. Adv. 2022, 8, eabo1621.

DOI: 10.1126/sciadv.abo1621


185. Multivariate Analysis of Mixed Ternary and Quaternary A-Site Organic Cations in Tin Iodide Perovskite Solar Cells

Eita Nakanishi, Ryosuke Nishikubo, Fumitaka Ishiwari, Tomoya Nakamura, Atsushi Wakamiya, Akinori Saeki*

ACS Materials Lett. 2022, 4, 1124-1134.

DOI: 10.1021/acsmaterialslett.2c00229.


184. Carrier lifetime measurement of perovskite films by differential microwave photoconductivity decay

Keisuke OHDAIRA, Huynh Thi Cam Tu, Ai Shimazaki, Ryuji KANEKO, Yuuka Sumai, Md Shahiduzzaman, Tetsuya TAIMA, Atsushi WAKAMIYA

Jpn. J. Appl. Phys. 2022, 61, 068001.

DOI: 10.35848/1347-4065/ac5d22


183. Anti-Stokes photoluminescence from CsPbBr3 nanostructures embedded in a Cs4PbBr6 crystal

Yuto Kajino, Shuji Otake, Takumi Yamada, Kazunobu Kojima, Tomoya Nakamura, Atsushi Wakamiya, Yoshihiko Kanemitsu, Yasuhiro Yamada

Phys. Rev. Mater. 2022, 6, L043001.

DOI: 10.1103/PhysRevMaterials.6.L043001


182. Starburst Carbazole Derivatives as Efficient Hole Transporting Materials for Perovskite Solar Cells

Aistė Jegorovė, Minh Anh Truong, Richard Murdey, Maryte Daskeviciene, Tadas Malinauskas, Kristina Kantminiene, Vygintas Jankauskas, Vytautas Getautis, Atsushi Wakamiya
( A.J. and M.A.T. contributed equally to this work )

Sol. RRL 2022, 6, 2100877.

DOI: 10.1002/solr.202100877


2021

181. Mixed lead-tin perovskite films with >7 μs charge carrier lifetimes realized by maltol post-treatment

Shuaifeng Hu, Minh Anh Truong, Kento Otsuka, Taketo Handa, Takumi Yamada, Ryosuke Nishikubo, Yasuko Iwasaki, Akinori Saeki, Richard Murdey, Yoshihiko Kanemitsu, Atsushi Wakamiya*

Chem. Sci. 2021, 12, 13513-13519.

DOI: 10.1039/D1SC04221A


Press Release (Kyoto-u, ICR HP)



180. Immediate and Temporal Enhancement of Power Conversion Efficiency in Surface-Passivated Perovskite Solar Cells

Yongyoon Cho, Jueming Bing, Hyung Do Kim, Yong Li, Jianghui Zheng, Shi Tang, Martin A. Green, Atsushi Wakamiya, Shujuan Huang, Hideo Ohkita*, Anita W. Y. Ho-Baillie*

ACS Appl. Mater. Interfaces 2021, 13, 39178-39185.

DOI: 10.1021/acsami.1c06878


179. Ultrastrong coupling between THz phonons and photons caused by an enhanced vacuum electric field

Zhenya Zhang, Hideki Hirori, Fumiya Sekiguchi, Ai Shimazaki, Yasuko Iwasaki, Tomoya Nakamura, Atsushi Wakamiya, Yoshihiko Kanemitsu

Phys. Rev. Res. 2021, 3, L032021.

DOI: 10.1103/PhysRevResearch.3.L032021


178. Formation of trans-Poly(thienylenevinylene) Thin Films by Solid-State Thermal Isomerization

Masayuki Wakioka*, Natsumi Yamashita, Hiroki Mori, Richard Murdey, Takafumi Shimoaka, Nobutaka Shioya, Atsushi Wakamiya, Yasushi Nishihara, Takeshi Hasegawa, Fumiyuki Ozawa

Chem. Mater. 2021, 33, 5631-5638.

DOI: 10.1021/acs.chemmater.1c01016


177. Enhancing the Hot-Phonon Bottleneck Effect in a Metal Halide Perovskite by Terahertz Phonon Excitation

Fumiya Sekiguchi, Hideki Hirori, Go Yumoto, Ai Shimazaki, Tomoya Nakamura, Atsushi Wakamiya, Yoshihiko Kanemitsu*

Phys. Rev. Lett. 2021, 126, 077401.

DOI: 10.1103/PhysRevLett.126.077401


176. Elucidating Mechanisms behind Ambient Storage-Induced Efficiency Improvements in Perovskite Solar Cells

Yongyoon Cho, Hyung Do Kim, Jianghui Zheng, Jueming Bing, Yong Li, Meng Zhang, Martin A. Green, Atsushi Wakamiya, Shujuan Huang, Hideo Ohkita*, and Anita W.Y. Ho-Baillie*

ACS Energy Lett. 2021, 6, 925-933.

DOI: 10.1021/acsenergylett.0c02406     Press release (京大HP)



175. Near-Ultraviolet Transparent Organic Hole-Transporting Materials Containing Partially Oxygen-Bridged Triphenylamine Skeletons for Efficient Perovskite Solar Cells

Minh Anh Truong, Hayoon Lee, Ai Shimazaki, Ryota Mishima, Masashi Hino, Kenji Yamamoto, Kento Otsuka, Taketo Handa, Yoshihiko Kanemitsu, Richard Murdey, Atsushi Wakamiya*

ACS Appl. Energy Mater. 2021, 4, 1484-1495.

DOI: 10.1021/acsaem.0c02677


R-8. Progress in recycling organic-inorganic perovskite solar cells for eco-friendly fabrication

Fengjiu Yang, Shenghao Wang, Pengfei Dai, Luyang Chen, Atushi Wakamiya, Kazunari Matsuda

J. Mater. Chem. A 2021, 9, 2612 - 2627.

DOI: 10.1039/D0TA07495K


2020

R-7. Materials Chemistry Approach for Efficient Lead-Free Tin Halide Perovskite Solar Cells

Tomoya Nakamura, Taketo Handa, Richard Murdey, Yoshihiko Kanemitsu*, and Atsushi Wakamiya*

ACS Appl. Electron. Mater.(Spotlight) 2020, 2, 3794-3804.

DOI: 10.1021/acsaelm.0c00859


174. Ag-(Bi, Sb, In, Ga)-I Solar Cells: Impacts of Elemental Composition and Additive on the Charge Carrier Dynamics and Crystal Structures

Fumiya Iyoda, Ryosuke Nishikubo, Atsushi Wakamiya, Akinori Saeki*

ACS Appl. Energy Mater. 2020, 3, 8224-8232.

DOI: 10.1021/acsaem.0c00628


173. Large thermal expansion leads to negative thermo-optic coefficient of halide perovskite CH3NH3PbCl3

Taketo Handa, Hirokazu Tahara, Tomoko Aharen, Ai Shimazaki, Atsushi Wakamiya, Yoshihiko Kanemitsu

Phys. Rev. Mater. 2020, 4, 074604.

DOI: 10.1103/PhysRevMaterials.4.074604


172. Hole-Transporting Polymers Containing Partially Oxygen-Bridged Triphenylamine Units and Their Application for Perovskite Solar Cells

Ruito Hashimoto, Minh Anh Truong, Anesh Gopal, Alwani Imanah Rafieh, Tomoya Nakamura, Richard Murdey, Atsushi Wakamiya

J. Photopolym. Sci. Technol. 2020, 33, 505 - 516.

DOI: 10.2494/photopolymer.33.505


171. Additive-free Cost-Effective Hole-Transporting Materials for Perovskite Solar Cells Based on Vinyl Triarylamines

Hidetaka Nishimura*, Iku Okada, Taro Tanabe, Tomoya Nakamura, Richard Murdey, Atsushi Wakamiya*

ACS Appl. Mater. Interfaces 2020, 12, 32994-33003.

DOI: 10.1021/acsami.0c06055


170. Sn(IV)-free tin perovskite films realized by in situ Sn(0) nanoparticle treatment of the precursor solution

Tomoya Nakamura, Shinya Yakumaru, Minh Anh Truong, Kyusun Kim, Jiewei Liu, Shuaifeng Hu, Kento Otsuka, Ruito Hashimoto, Richard Murdey, Takahiro Sasamori, Hyung Do Kim, Hideo Ohkita, Taketo Handa, Yoshihiko Kanemitsu, Atsushi Wakamiya

Nat. Commun. 2020, 11, 3008.

DOI: 10.1038/s41467-020-16726-3




Press Release (Kyoto-Univ. HP)


Press Release (Kyoto-u, ICR HP)




Nature Research Device & Materials Engineering Community


169. How the Mixed Cations (Guanidium, Formamidinium, and Phenylethylamine) in Tin Iodide Perovskites Affect Their Charge Carrier Dynamics and Solar Cell Characteristics

Eita Nakanishi, Ryosuke Nishikubo, Atsushi Wakamiya, Akinori Saeki*

J. Phys. Chem. Lett. 2020, 11, 4043-4051.

DOI: 10.1021/acs.jpclett.0c00686   Suppl Cover


168. Recycled Utilization of a Nanoporous Au Electrode for Reduced Fabrication Cost of Perovskite Solar Cells

Fengjiu Yang,Jinzhe Liu, Zheng Lu, Pengfei Dai, Tomoya Nakamura, Shenghao Wang, Luyang Chen, Atsushi Wakamiya, Kazunari Matsuda

Adv.Sci. 2020, 7, 1902474.

DOI: 10.1002/advs.201902474


2019

167. How to Make Dense and Flat Perovskite Layers for >20% Efficient Solar Cells: Oriented, Crystalline Perovskite Intermediates and their Thermal Conversion

Masashi Ozaki, Yumi Nakaike, Ai Shimazaki, Mina Jung, Naoki Maruyama, Shinya Yakumaru, Alwani Imanah Rafieh, Piyasiri Ekanayake, Takashi Saito, Yuichi Shimakawa, Takahiro Sasamori, Yasujiro Murata, Richard Murdey, Atsushi Wakamiya

Bull. Chem. Soc. Jpn. 2019, 92, 1972 - 1979.

DOI: 10.1246/bcsj.20190241


166. Single crystal structure and electroluminescence efficiency of blue fluorescence OLED emitters using triple core chromophores

Hyocheol Jung, Seokwoo Kang, Yeonhee Sim, Mina Jung, Atsushi Wakamiya, Ji-Hoon Leed, Jongwook Park

Organic Electronics 2019, 73, 261 - 265.

DOI: 10.1016/j.orgel.2019.06.018


165. Propeller-Shaped Aluminum Complexes with an Azaperylene Core in the Ligands

Masahiro Tsukao, Yoshifumi Hashikawa, Nana Toyama, Masahiro Muraoka, Michihisa Murata*, Takahiro Sasamori, Atsushi Wakamiya, Yasujiro Murata

Inorganics 2019, 7, 109.

DOI: 10.3390/inorganics7090109


164. Photophysics of lead-free tin halide perovskite films and solar cells

Taketo Handa, Atsushi Wakamiya, Yoshihiko Kanemitsua

APL Materials 2019, 7, 080903.

DOI: 10.1063/1.5109704


163. Iodine-rich mixed composition perovskites optimised for tin(IV) oxide transport layers: the influence of halide ion ratio, annealing time, and ambient air aging on solar cell performance

Masashi Ozaki, Yasuhisa Ishikura, Minh Anh Truong, Jiewei Liu, Iku Okada, Taro Tanabe, Shun Sekimoto, Tsutomu Ohtsuki, Yasujiro Murata, Richard Murdey, Atsushi Wakamiya

J. Mater. Chem. A. 2019, 7, 16947- 16953.

DOI: 10.1039/C9TA02142F



162. Influence of hole mobility on charge separation and recombination dynamics at lead halide perovskite and spiro-ometad interface

Maning Liu, Hanming Liu, Safna Ravindi Padmaperuma, Masaru Endo, Ai Shimazaki, Atsushi Wakamiya, Yasuhiro Tachibana

J. Photopolym. Sci. Technol. 2019, 32, 727-733.

DOI: 10.2494/photopolymer.32.727


161. Phthalimide‐Based Transparent Electron‐Transport Materials with Oriented‐Amorphous Structures: Preparation from Solution‐Processed Precursor Films

Tomoya Nakamura, Nobutaka Shioya, Takeshi Hasegawa, Yasujiro Murata, Richard Murdey, Atsushi Wakamiya

ChemPlusChem 2019, 84, 1396-1404.

DOI: 10.1002/cplu.201900274 Cover Picture


160. Planar Perovskite Solar Cells with High Efficiency and Fill Factor Obtained Using Two-Step Growth Process

Fengjiu Yang, Jiewei Liu, Xiaofan Wang, Kenya Tanaka, Keisuke Shinokita, Yuhei Miyauchi, Atsushi Wakamiya*, Kazunari Matsuda*

ACS Appl. Mater. Interfaces, 2019, 11, 15680 - 15687.

DOI: 10.1021/acsami.9b02948


159. A Purified, Solvent-Intercalated Precursor Complex for Wide Process Window Fabrication of Efficient Perovskite Solar Cells and Modules

Masashi Ozaki, Ai Shimazaki, Mina Jung, Yumi Nakaike, Naoki Maruyama, Shinya Yakumaru, Alwani Imanah Rafieh, Takahiro Sasamori, Norihiro Tokitoh, Piyasiri Ekanayake, Yasujiro Murata, Richard Murdey, Atsushi Wakamiya

Angew. Chem., Int. Ed. 2019, 58, 9389-9393.

DOI: 10.1002/anie.201902235

プレスリリース (京大HP)

158. Iodide-Mediated or Iodide-Catalyzed Demethylation and Friedel?Crafts C?H Borylative Cyclization Leading to Thiophene-Fused 1,2-Oxaborine Derivatives

Keisuke Shigemori, Momoka Watanabe, Julie Kong, Koichi Mitsudo*, Atsushi Wakamiya, Hiroki Mandai, Seiji Suga*

Org. Lett. 2019, 21, 2171 - 2175.

DOI: 10.1021/acs.orglett.9b00485


157. High-order harmonic generation from hybrid organic-inorganic perovskite thin films

Hideki Hirori, Peiyu Xia, Yasushi Shinohara, Tomohito Otobe, Yasuyuki Sanari, Hirokazu Tahara, Nobuhisa Ishii, Jiro Itatani, Kenichi L. Ishikawa, Tomoko Aharen, Masashi Ozaki, Atsushi Wakamiya, Yoshihiko Kanemitsu

APL Materials 2019, 7, 041107.

DOI: 10.1063/1.5090935


156. Direct observation of charge transfer at the interface between PEDOT:PSS and perovskite layers

Takeshi Gotanda, Haru Kimata, Dong Xue, Haruka Asai, Ai Shimazaki, Atsushi Wakamiya, Kazuhiro Marumoto

Applied Physics Express 2019, 12, 041002.

DOI: 10.7567/1882-0786/ab051f


155. Molecular Orientation Change in Naphthalene Diimide Thin Films Induced by Removal of Thermally Cleavable Substituents

Tomoya Nakamura, Nobutaka Shioya, Takafumi Shimoaka, Ryosuke Nishikubo, Takeshi Hasegawa,* Akinori Saeki, Yasujiro Murata, Richard Murdey, Atsushi Wakamiya*

Chem. Mater. 2019, 31, 1729-1737.

DOI: 10.1021/acs.chemmater.8b05237



154. Donor-Acceptor Polymers Containing Thiazole-Fused Benzothiadiazole Acceptor Units for Organic Solar Cells

Tomoya Nakamura, Yasuhisa Ishikura, Noriko Arakawa, Megumi Hori, Motoi Satou, Masaru Endo, Hisashi Masui, Shinichiro Fuse, Takashi Takahashi, Yasujiro Murata, Richard Murdey, Atsushi Wakamiya*

RSC Adv. 2019, 9, 7107-7114.

DOI: 10.1039/c9ra00229d



153. Influence of Alkoxy Chain Length on the Properties of Two-Dimensionally Expanded Azulene Core-Based Hole-Transporting Materials for Efficient Perovskite Solar Cells

Minh Anh Truong, Jaehyun Lee, Tomoya Nakamura, Ji-Youn Seo, Mina Jung, Masashi Ozaki, Ai Shimazaki, Nobutaka Shioya, Takeshi Hasegawa, Yasujiro Murata, Shaik Mohammed Zakeeruddin, Michael Gratzel, Richard Murdey, Atsushi Wakamiya*

Chem. Eur. J. 2019, 25, 6741-6752.

DOI: 10.1002/chem.201806317   Inside Cover


152. Structure-Property Relations in Ag-Bi-I Compounds: Potential Pb-free Absorbers in Solar Cells

Anucha Koedtruad, Masato Goto, Midori Amano Patino, Zhenhong Tan, Haichuan Guo, Tomoya Nakamura, Taketo Handa, Wei-tin Chen, Yu-Chun Chuang, Hwo-Shuenn Sheu, Takashi Saito, Daisuke Kan, Yoshihiko Kanemitsu, Atsushi Wakamiya, Yuichi Shimakawa*

J. Mater. Chem. A 2019, 7, 5583-5588.

DOI: 10.1039/C8TA11227D



2018

151. Enhanced performance of CH3NH3PbI3-based perovskite solar cells by tuning the electrical and structural properties of mesoporous TiO2 layer via Al and Mg doping

Alwani Imanah Rafieh, Piyasiri Ekanayake, Atsushi Wakamiya, Hideki Nakajima, Chee Ming Lim

Solar Energy 2019, 177, 374-381.

DOI: 10.1016/j.solener.2018.11.024


150. Doping Polycyclic Arenes with Nitrogen-Boron-Nitrogen (NBN) Units

Deng-Tao Yang, Tomoya Nakamura, Zhechang He, Xiang Wang, Atsushi Wakamiya,* Tai Peng, Suning Wang*

Org. Lett. 2018, 20, 6741-6745.

DOI: 10.1021/acs.orglett.8b02850.


149. Calixazulenes: azulene-based calixarene analogues - an overview and recent supramolecular complexation studies

Paris E. Georghiou, Shofiur Rahman, Abdullah Alodhayb, Hidetaka Nishimura, Jaehyun Lee, Atsushi Wakamiya, Lawrence T. Scott,

Beilstein J. Org. Chem. 2018, 14, 2488-2494.

DOI: 10.3762/bjoc.14.225


148. NIR-Absorbing Dye Based on BF2-Bridged Azafulvene Dimer as a Strong Electron-Accepting Unit

Hiroyuki Shimogawa, Yasujiro Murata, Atsushi Wakamiya*

Org. Lett. 2018, 20, 5135-5138.

DOI: 10.1021/acs.orglett.8b02056



147. Identifying an Optimum Perovskite Solar Cell Structure by Kinetic Analysis: Planar, Mesoporous Based, or Extremely Thin Absorber Structure

Maning Liu, Masaru Endo, Ai Shimazaki, Atsushi Wakamiya, Yasuhiro Tachibana*

ACS Appl. Energy Mater. 2018, 8, 3722-3732.

DOI: 10.1021/acsaem.8b00515



146. Lead-Free Solar Cells based on Tin Halide Perovskite Films with High Coverage and Improved Aggregation

Jiewei Liu, Masashi Ozaki, Shinya Yakumaru, Taketo Handa, Ryosuke Nishikubo, Yoshihiko Kanemitsu, Akinori Saeki, Yasujiro Murata, Richard Murdey, Atsushi Wakamiya*

Angew. Chem., Int. Ed. 2018, 57, 13221-13225.

DOI: 10.1002/anie.201808385


プレスリリース (京大HP)
プレスリリース (京大化研HP)



145. High Bending Durability of Efficient Flexible Perovskite Solar Cells Using Metal Oxide Electron Transport Layer

Fengjiu Yang, Jiewei Liu, Hong Lim, Yasuhisa Ishikura, Keisuke Shinokita, Yuhei Miyauchi, Atsushi Wakamiya,* Yasujiro Murata, Kazunari Matsuda*

J. Phys. Chem. C 2018, 122, 17088-17095.

DOI: 10.1021/acs.jpcc.8b05008



144. Radiative Recombination and Electron-Phonon Coupling in Lead-Free CH3NH3SnI3 Perovskite Thin Films

Taketo Handa, Tomoko Aharen, Atsushi Wakamiya, Yoshihiko Kanemitsu*

Phys. Rev. Mater. 2018, 2, 075402.

DOI: 10.1103/PhysRevMaterials.2.075402


143. Excitation Wavelength Dependent Interfacial Charge Transfer Dynamics in a CH3font>NH3PbI3 Perovskite Film

Maning Liu, Masaru Endo, Ai Shimazaki, Atsushi Wakamiya, Yasuhiro Tachibana

J. Photopolym. Sci. Technol. 2018, 31, 633-642.

DOI: 10.2494/photopolymer.31.633


142. Efficient Synthesis and Properties of [1]Benzothieno[3,2-b]thieno[2,3-d]furans and [1]Benzothieno[3,2-b]thieno[2,3-d]thiophenes

Yuji Kurimoto, Koichi Mitsudo, Hiroki Mandai, Atsushi Wakamiya, Yasujiro Murata, Hiroki Mori, Yasushi Nishihara, Seiji Suga

Asian J. Org. Chem. 2018, 7, 1635-1641.

DOI: 10.1002/ajoc.201800270


141. Highly Efficient Pyrene Blue Emitters for OLEDs Based on Substitution Position Effect

Mina Jung, Jaehyun Lee, Hyocheol Jung, Seokwoo Kang, Atsushi Wakamiya, Jongwook Park*

Dyes and Pigments 2018, 158, 42-49.

DOI: 10.1016/j.dyepig.2018.05.024



140. Photorefractive Effect in Organic-Inorganic Hybrid Perovskites and Its Application to Optical Phase Shifter

Hirokazu Tahara, Tomoko Aharen, Atsushi Wakamiya, Yoshihiko Kanemitsu*

Adv. Opt. Mater. 2018, 6, 1701366.

DOI: 10.1002/adom.201701366


139. Roles of Polymer Layer in Enhanced Photovoltaic Performance of Perovskite Solar Cells Via Interface Engineering

Fengjiu Yang, Hong En Lim, Feijiu Wang, Masashi Ozaki, Ai Shimazaki, Jiewei Liu, Nur Baizura Mohamed, Keisuke Shinokita, Yuhei Miyauchia, Atsushi Wakamiya,* Yasujiro Murata, Kazunari Matsuda*

Adv. Mater. Interfaces 2018, 5, 1701256.

DOI: 10.1002/admi.20170125


138. Mechanochemically-generated solid state complex of C60-fullerene with tetra-(5,7-diphenyl)calix[4]azulene, NMR, XRD and DFT studies

Celine Schneider, Hidetaka Nishimura, Jaehyun Lee, Lawrence T. Scott, Atsushi Wakamiya, Roy Forbes, Paris E. Georghiou

Supramilecular Chemistry 2018, 30, 575-582.

DOI: 10.1080/10610278.2017.1415435


137. Hole-Transporting Materials Based on Thiophene-Fused Arenes from Sulfur-Mediated Thienannulations

Hsing-An Lin, Nobuhiko Mitoma, Lingkui Meng, Yasutomo Segawa,* Atsushi Wakamiya,* Kenichiro Itami*

Mater. Chem. Front. 2018, 2, 275-280.

DOI: 10.1039/C7QM00473G



2017

136. New blue emitting materials based on triple-core chromophores for organic light-emitting diodes

Jaehyun Lee, Jaemin Ryu, Atsushi Wakamiya, Jongwook Park

Mol. Cryst. Liq. Cryst. 2017, 654, 40-46.

DOI: 10.1080/15421406.2017.1355201


135. Palladium-Catalyzed Cyclization: Regioselectivity and Structure of Arene-Fused C60 Derivatives

Yoshifumi Hashikawa, Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata

J. Am. Chem. Soc. 2017, 139, 16350-16358.

DOI: 10.1021/jacs.7b09459


134. Solvent-Coordinated Tin Halide Complexes as Purified Precursors for Tin-Based Perovskites

Masashi Ozaki, Yukie Katsuki, Jiewei Liu, Taketo Handa, Ryosuke Nishikubo, Shinya Yakumaru, Yoshifumi Hashikawa, Yasujiro Murata, Takashi Saito, Yuichi Shimakawa, Yoshihiko Kanemitsu, Akinori Saek, Atsushi Wakamiya

ACS Omega, 2017, 2, 7016-7021.

DOI: 10.1021/acsomega.7b01292


133. Antiaromatic Dithieno-1,2-dihydro-1,2-diborin Splits Diatomic Hydrogen

Takafumi Araki, Masato Hirai, Atsushi Wakamiya, Warren E. Piers, Shigehiro Yamaguchi

Chem. Lett. 2017, 46, 1714-1717. (Editor’s Choice)

DOI: 10.1246/cl.170812


132. Minute-Scale Degradation and Shift of Valence-Band Maxima of (CH3NH3)SnI3 and HC(NH2)2SnI3 Perovskites upon Air Exposure

Ryosuke Nishikubo, Naoki Ishida, Yukie Katsuki, Atsushi Wakamiya, Akinori Saeki

J. Phys. Chem. C 2017, 121, 19650-19656.

DOI: 10.1021/acs.jpcc.7b06294


131. Light Intensity Dependence of Performance of Lead Halide Perovskite Solar Cells

Maning Liu, Masaru Endo, Ai Shimazaki, Atsushi Wakamiya, Yasuhiro Tachibana

J. Photopolym. Sci. Technol. 2017, 30, 577-582.

DOI: 10.2494/photopolymer.30.577


130. Synthesis of Azole-fused Benzothiadiazoles as Key Units for Functional 𝜋-Conjugated Compounds

Tomoya Nakamura, Shuhei Okazaki, Noriko Arakawa, Motoi Satou, Masaru Endo, Yasujiro Murata, Atsushi Wakamiya

J. Photopolym. Sci. Technol. 2017, 30, 561-568.

DOI: 10.2494/photopolymer.30.561


129. Origin of Open-Circuit Voltage Loss in Polymer Solar Cells and Perovskite Solar Cells

H. D. Kim, N. Yanagawa, A. Shimazaki, M. Endo, A. Wakamiya, H. Ohkita, H. Benten, S. Ito

ACS Appl. Mater. Interfaces 2017, 9, 19988-19997.

DOI: 10.1021/acsami.7b03694


128. Rh-Catalyzed Dehydrogenative Cyclization Leading to Benzosilolothiophene Derivatives via Si-H/C-H Bond Cleavage

Koichi Mitsudo, Seiichi Tanaka, Ryota Isobuchi, Tomohiro Inada, Hiroki Mandai, Toshinobu Korenaga, Atsushi Wakamiya, Yasujiro Murata, OrcidSeiji Suga

Org. Lett. 2017, 19, 2564-2567.

DOI: 10.1021/acs.orglett.7b00878


127. Oxygen-bridged Diphenylnaphthylamine as a Scaffold for Full-color Circularly Polarized Luminescent Materials

Hidetaka Nishimura, Kazuo Tanaka, Yasuhiro Morisaki, Yoshiki Chujo, Atsushi Wakamiya*, Yasujiro Murata*

J. Org. Chem. 2017, 82, 5242-5249.

DOI: 10.1021/acs.joc.7b00511


126. Synthesis, Properties, and Crystal Structures of pi-Extended Double [6]helicenes: Contorted Multi-Dimensional Stacking Lattice

Takao Fujikawa, Nobuhiko Mitoma, Atsushi Wakamiya, Akinori Saeki, Yasutomo Segaw, Kenichiro Itami

Org. Biomol. Chem. 2017, 15, 4697-4703.

DOI: 10.1039/C7OB00987A


125. Fullerene C70 as a Nanoflask that Reveals the Chemical Reactivity of Atomic Nitrogen

Yuta Morinaka, Rui Zhang, Satoru Sato, Hidefumi Nikawa, Tatsuhisa Kato, Ko Furukawa, Michio Yamada, Yutaka Maeda, Michihisa Murata, Atsushi Wakamiya, Shigeru Nagase, Takeshi Akasaka, Yasujiro Murata

Angew. Chem. Int. Ed. 2017, 56, 6488-6491.

DOI: 10.1002/anie.201701158


124. Isolation of the Simplest Hydrated Acid

Rui Zhang, Michihisa Murata, Atsushi Wakamiya, Takafumi Shimoaka, Takeshi Hasegawa, Yasujiro Murata

Sci. Adv. 2017, 3, e1602833.

DOI: 10.1126/sciadv.1602833


123. Orientation of a Water Molecule: Effects on Electronic Nature of the C59N Cage

Yoshifumi Hashikawa, Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata

J. Org. Chem. 2017, 82, 4465-4469.

DOI: 10.1021/acs.joc.7b00453


122. Unsymmetric Twofold Scholl Cyclization of a 5,11-Dinaphthyltetracene: Selective Formation of Pentagonal and Hexagonal Rings via Dicationic Intermediates

Chaolumen, Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata

Angew. Chem. Int. Ed. 2017, 56, 5082-5086.

DOI: 10.1002/anie.201701054


121. Development of Transparent Organic Hole-transporting Materials Using Partially Oxygen-bridged Triphenylamine Skeletons

Hidetaka Nishimura, Yuta Hasegawa, Atsushi Wakamiya, Yasujiro Murata

Chem. Lett. 2017, 46, 817-820. (Editor’s Choice)

DOI: 10.1246/cl.170164


120. Synthesis and Structure of an Open-cage C69O Derivative

Rui Zhang , Michihisa Murata , Atsushi Wakamiya, Yasujiro Murata

Chem. Lett. 2017, 46, 543-546. 

DOI: 10.1246/cl.161178


119. A Stable, Soluble, and Crystalline Supramolecular System with a Triplet Ground State

T. Futagoishi, T. Aharen, T. Kato, A. Kato, T. Ihara, T. Tada, M. Murata, A. Wakamiya, H. Kageyama, Y. Kanemitsu, Y. Murata

Angew. Chem., Int. Ed. 2017, 56, 4261-4265.

DOI: 10.1002/anie.201701212


118. Structural Modification of Open-Cage Fullerene C60 Derivatives Having a Small Molecule inside Their Cavities

Y. Hashikawa, M. Murata, A. Wakamiya, Y. Murata

Can. J. Chem. 2017, 95, 320-328.

DOI: 10.1139/cjc-2016-0465


117. D-π-A Dyes with Diketopyrrolopyrrole and Boryl-substituted Thienylthiazole Units for Dye-sensitized Solar Cells with High JSC Values

H. Shimogawa, M. Endo, Y. Nakaike, Y. Murata, A. Wakamiya

Chem. Lett. 2017, 46, 715-718.

DOI: 10.1246/cl.170087


116. Synthesis of 8-Aryl-O-methylcyanidins and Their Usage for Dye-Sensitized Solar Cell Devices

Y. Kimura, K. Oyama, Y. Murata, A. Wakamiya, K. Yoshida,

International Journal of Molecular Science, 2017, 18, 427. 

DOI: 10.3390/ijms18020427


115. Characterization of Dye-sensitized Solar Cells Using Five Pure Anthocyanidin 3-O-glucosides Possessing Different Chromophores

Y. Kimura, T. Maeda, S. Iuchi, N. Koga, Y. Murata, A. Wakamiya, K. Yoshida,

J. Photochemistry and Photobiology A: Chemistry, 2017, 335, 230-238. 

DOI: 10.1016/j.jphotochem.2016.12.005


114. Charge Injection Mechanism at Heterointerfaces in CH3NH3PbI3 Perovskite Solar Cells Revealed by Simultaneous Time-Resolved Photoluminescence and Photocurrent Measurements

T. Handa, D. M. Tex, A. Shimazaki, A. Wakamiya, Y. Kanemitsu

J. Phys. Chem. Lett. 2017, 8, 953-960. 

DOI: 10.1021/acs.jpclett.6b02847


113. Cycloaddition of Benzyne to Naphthalene-Fused Tetracene with a Twisted π-Surface

Chaolumen, M. Murata, A. Wakamiya, Y. Murata

Chem. Lett. 2017, 46, 591-593.

DOI: 10.1246/cl.161170


112. Encapsulation and Dynamic Behavior of Methanol and Formaldehyde inside Open-Cage C60 Derivatives

T. Futagoishi, M. Murata, A. Wakamiya, Y. Murata

Angew. Chem. Int. Ed. 2017, 56, 2758-2762.

DOI: 10.1002/anie.201611903


111. Dithieno-Fused Polycyclic Aromatic Hydrocarbon with a Pyracylene Moiety: Strong Antiaromatic Contribution to the Electronic Structure

Chaolumen, M. Murata, A. Wakamiya and Y. Murata

Org. Lett. 2017, 19, 826-829. 

DOI: 10.1021/acs.orglett.6b03819


110. D-π-A Dyes with an Intramolecular B-N Coordination Bond as a Key Scaffold for Electronic Structural Tuning and Their Application in Dye-Sensitized Solar Cells

H. Shimogawa, M. Endo, T. Taniguchi, Y. Nakaike, M. Kawaraya, H. Segawa, Y. Murata, A. Wakamiya,

Bull. Chem. Soc. Jpn. 2017, 90, 441-450. (Selected Paper) 

DOI: 10.1246/bcsj.20160421


109. Unprecedented Photochemical Rearrangement of An Open-cage C60 Derivative

Tsukasa Futagoishi, Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata*

Chem. Commun. 2017, 53, 1712-1714.

DOI: 10.1039/C6CC10103H


108. Highly Efficient and Stable Perovskite Solar Cells by Interfacial Engineering Using Solution-Processed Polymer Layer,

Feijiu Wang, Ai Shimazaki, Fengjiu Yang, Kaito Kanahashi, Keiichiro Matsuki, Yuhei Miyauchi, Taishi Takenobu, Atsushi Wakamiya*, Yasujiro Murata, Kazunari Matsuda*

J. Phys. Chem. C. 2017, 121, 1562-1568.

DOI: 10.1021/acs.jpcc.6b12137


107. 4,7-Bis[3-(dimesitylboryl)thien-2-yl]benzothiadiazole: Solvato-, Thermo-, and Mechanochromism Based on the Reversible Formation of an Intramolecular B-N Bond,

Hiroyuki Shimogawa, Osamu Yoshikawa, Yoshitaka Aramaki,  Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata

Chem. Eur. J. 2017, 23, 3784-3791.

DOI: 10.1002/chem.201606041


106. Photon Emission and Reabsorption Processes in CH3NH3PbBr3 Single Crystals Revealed by Time-Resolved Two-Photon-Excitation Photoluminescence Microscopy

Takumi Yamada, Yasuhiro Yamada, Yumi Nakaike, Atsushi Wakamiya, and Yoshihiko Kanemitsu

Phys. Rev. Applied 2017, 7, 014001. (Top1% 高被引用論文) 

DOI: 10.1103/PhysRevApplied.7.014001


2016

105. Co(I)-Mediated Removal of Addends on the C60 Cage and Formation of Monovalent Cobalt Complex CpCo(CO)(η2-C60)

Yoshifumi Hashikawa, Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata*

Org. Lett. 2016, 18, 6348-6351.

DOI: 10.1021/acs.orglett.6b03238


104. Free Excitons and Exciton-Phonon Coupling in CH3NH3PbI3 Single Crystals Revealed by Photocurrent and Photoluminescence Measurements at Low Temperatures,

Le Quang Phuong, Yumi Nakaike, Atsushi Wakamiya, Yoshihiko Kanemitsu*

J. Phys. Chem. Lett. 2016, 7, 4905-4910.

DOI: 10.1021/acs.jpclett.6b02432


103. Water Entrapped inside Fullerene Cages: A Potential Probe for Evaluation of Bond Polarization,

Yoshifumi Hashikawa, Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata

Angew. Chem. Int. Ed. 2016, 55, 13109-13113.

DOI: 10.1002/anie.201607040


102. Quantifying Hole Transfer Yield from Perovskite to Polymer Layer: Statistical Correlation of Solar Cell Outputs with Kinetic and Energetic Properties,

Naoki Ishida, Atsushi Wakamiya, Akinori Saeki*

ACS Photonics 2016, 3, 1678-1688.

DOI: 10.1021/acsphotonics.6b00331


101. Charge Injection at the Heterointerface in Perovskite CH3NH3PbI3 Solar Cells Studied by Simultaneous Microscopic Photoluminescence and Photocurrent Imaging Spectroscopy,

Daiki Yamashita, Taketo Handa, Toshiyuki Ihara, Hirokazu Tahara, Ai Shimazaki, Atsushi Wakamiya, Yoshihiko Kanemitsu*

J. Phys. Chem. Lett. 2016, 7, 3186-3191.

DOI: 10.1021/acs.jpclett.6b01231


100. Free Carriers versus Excitons in CH3NH3PbI3 Perovskite Thin Films at Low Temperatures: Charge Transfer from the Orthorhombic Phase to the Tetragonal Phase,

Le Quang Phuong, Yasuhiro Yamada, Masaya Nagai, Naoki Maruyama, Atsushi Wakamiya, Yoshihiko Kanemitsu*

J. Phys. Chem. Lett. 2016, 7, 2316-2321.

DOI: 10.1021/acs.jpclett.6b00781


99. Efficient Synthesis of One- and Two-Dimensional Multimetallic Gold-Bis(dithiolene) Complexes.

Michihisa Murata, Shoji Kaji, Hidetaka Nishimura, Atsushi Wakamiya, Yasujiro Murata

Eur. J. Inorg. Chem. 2016, -, 3228-3232.

DOI: 10.1002/ejic.201600595


98. Near-Infrared Emissive Donor-Acceptor-Type Molecules Containing Thiazole-Fused Benzothiadiazole as an Electron-Acceptor Moiety.

Motoi Satou, Tomoya Nakamura,Yoshitaka Aramaki, Shuhei Okazaki, Michihisa Murata , Atsushi Wakamiya*, Yasujiro Murata *

Chem. Lett. 2016, 45, 892-894.

DOI: 10.1246/cl.160519


97. Interfacial Charge-Carrier Trapping in CH3NH3PbI3?Based Heterolayered Structures Revealed by Time-Resolved Photoluminescence Spectroscopy

Yasuhiro Yamada, Takumi Yamada, Ai Shimazaki, Atsushi Wakamiya, Yoshihiko Kanemitsu*

J. Phys. Chem. Lett. 2016, 7, 1972-1977.

DOI: 10.1021/acs.jpclett.6b00653


96. Highly Stable Perovskite Solar Cells with An All-carbon Hole Transport Layer,

 Feijiu Wang,  Masaru Endo,  Shinichiro Mouri,  Yuhei Miyauchi,  Yutaka Ohno,  Atsushi Wakamiya,  Yasujiro Murata,  Kazunari Matsuda*

Nanoscale 2016, 8, 11882-11888.

DOI: 10.1039/C6NR01152G


95. Optical characterization of voltage-accelerated degradation in CH3NH3PbI3 perovskite solar cells,

Taketo Handa, David M. Tex, Ai Shimazaki, Tomoko Aharen, Atsushi Wakamiya, Yoshihiko Kanemitsu

Opt. Express 2016, 24, 259393.

DOI: 10.1364/OE.24.00A917


94. Synthesis and Properties of Endohedral Aza[60]fullerenes: H2O@C59N and H2@C59N as Their Dimers and Monomers.

Yoshifumi Hashikawa, Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata*

J. Am. Chem. Soc. 2016, 138, 4096-4104.

DOI: 10.1021/jacs.5b12795


93. Experimental Evidence of Localized Shallow States in Orthorhombic Phase of CH3NH3PbI3 Perovskite Thin Films Revealed by Photocurrent Beat Spectroscopy.

Hirokazu Tahara, Masaru Endo, Atsushi Wakamiya, Yoshihiko Kanemitsu*

J. Phys. Chem. C 2016, 120, 5347-5352.

DOI: 10.1021/acs.jpcc.6b01283


92. The Influence of Quasiplanar Structures of Partially Oxygen-Bridged Triphenylamine Dimers on the Properties of their Bulk Films.

Hidetaka Nishimura, Tatsuya Fukushima, Atsushi Wakamiya, Yasujiro Murata, Hironori Kaji

Bull. Chem. Soc. Jpn. 2016, 89, 726-732.

DOI: 10.1246/bcsj.20160031


91. Synthesis of a Distinct Water Dimer Inside Fullerene C70

Rui Zhang, Michihisa Murata, Tomoko Aharen, Atsushi Wakamiya, Takafumi Shimoaka, Takeshi Hasegawa, Yasujiro Murata

Nat. Chem. 2016, 8, 435-441.

DOI: 10.1038/nchem.2464


90. Excimer Emission Based on The Control of Molecular Structure and Intermolecular Interactions

Jaehyun Lee,  Hyocheol Jung,  Hwangyu Shin,  Joonghan Kim,  Daisuke Yokoyama,  Hidetaka Nishimura,  Atsushi Wakamiya,  Jongwook Park*

J. Mater. Chem. C. 2016, 4, 2784-2792.

DOI: 10.1039/C5TC03289J


89. Fast Free-Carrier Diffusion in CH3NH3PbBr3 Single Crystals Revealed by Time-Resolved One- and Two-Photon Excitation Photoluminescence Spectroscopy.

Takumi Yamada, Yasuhiro Yamada, Hidetaka Nishimura, Yumi Nakaike, Atsushi Wakamiya, Yasujiro Murata, Yoshihiko Kanemitsu

Adv. Electron. Mater. 2016, 2, 1500290.

DOI: 10.1002/aelm.201500290


88. Facile Synthesis of 1,4-Bis(diaryl)-1,3-butadiynes Bearing Two Amino Moieties by Electrochemical Reaction-Site Switching, and Their Solvatochromic Fluorescence

Natsuyo Kamimoto, Nariaki Nakamura, Akina Tsutsumi, Hiroki Mandai, Koichi Mitsudo,  Atsushi Wakamiya, Yasujiro Murata, Jun‐ya Hasegawa, Seiji Suga

Asian J. Org. Chem. 2016, 5, 373-379.

DOI: 10.1002/ajoc.201500502


85. Photo-excitation Intensity Dependent Electron and Hole Injections from Lead Iodide Perovskite to Nanocrystalline TiO2 and Spiro-OMeTAD

 Satoshi Makuta,  Maning Liu,  Masaru Endo,  Hidetaka Nishimura,  Atsushi Wakamiya, Yasuhiro Tachibana*

Chem. Commun. 2016, 52, 673-676.

DOI: 10.1039/C5CC06518F


2015

87. Hole-Transporting Materials with a Two-Dimensionally Expanded 𝜋-System around an Azulene Core for Efficient Perovskite Solar Cells.

Hidetaka Nishimura, Naoki Ishida, Ai Shimazaki, Atsushi Wakamiya*, Akinori Saeki*, Lawrence T. Scott*, Yasujiro Murata*

J. Am. Chem. Soc. 2015, 137, 15656-15659. (Top 1% Highly Cited Papers, Highlighted in 京都新聞,京大ホームページ,Mynabi News,アルファステーション(ラジオ))

DOI: 10.1021/jacs.5b11008


86. Triarylboron-based Fluorescent Organic Light-emitting Diodes with External Quantum Efficiencies Exceeding 20%

Katsuaki Suzuki, Shosei Kubo, Katsuyuki Shizu, Tatsuya Fukushima, Atsushi Wakamiya, Yasujiro Murata, Chihaya Adachi, Hironori Kaji

Angew. Chem. Int. Ed. 2015, 54, 15231-15235. (German Edition:DOI:10.1002/ange.201508270)

DOI: 10.1002/anie.201508270


84. In Situ Solid-State Generation of (BN)2-Pyrenes and Electroluminescent Devices

Suning Wang, Deng‐Tao Yang, Jiasheng Lu, Hiroyuki Shimogawa, Shaolong Gong, Xiang Wang, Soren K. Mellerup, Atsushi Wakamiya, Yi‐Lu Chang, Chuluo Yang, Zheng‐Hong Lu

Angew. Chem. Int. Ed. 2015, 54, 15074-15078.

DOI: 10.1002/anie.201507770


83. Purely organic electroluminescent material realizing 100% conversion from electricity to light

Hironori Kaji, Hajime Suzuki, Tatsuya Fukushima, Katsuyuki Shizu, Katsuaki Suzuki, Shosei Kubo, Takeshi Komino, Hajime Oiwa, Furitsu Suzuki, Atsushi Wakamiya, Yasujiro Murata, Chihaya Adachi

Nat. Commun. 2015, 6, 8476. (Top 1% Highly Cited Papers)

DOI: 10.1038/ncomms9476


82. Trapping N2 and CO2 on the Sub-Nano Scale in the Confined Internal Spaces of Open-Cage C60 Derivatives: Isolation and Structural Characterization of the Host-Guest Complexes

Tsukasa Futagoishi, Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata

Angew. Chem. Int. Ed. 2015, 54, 14791-14794.

DOI: 10.1002/anie.201507785


81. Degradation Mechanism of Perovskite CH3NH3PbI3 Diode Devices Studied by Electroluminescence and Photoluminescence Imaging Spectroscopy

Makoto Okano, Masaru Endo, Atsushi Wakamiya, Masahiro Yoshita, Hidefumi Akiyama, Yoshihiko Kanemitsu

Appl. Phys. Express 2015, 8, 102302.

DOI: 10.7567/APEX.8.102302


80. Dynamic Optical Properties of CH3NH3PbI3 Single Crystals As Revealed by One- and Two-photon Excited Photoluminescence Measurements

Yasuhiro Yamada, Takumi Yamada, Le Quang Phuong, Naoki Maruyama, Hidetaka Nishimura, Atsushi Wakamiya, Yasujiro Murata, Yoshihiko Kanemitsu*

J. Am. Chem. Soc. 2015, 137, 10456-10459. (Top 1% Highly Cited Papers)

DOI: 10.1021/jacs.5b04503


79. Electron Deficient Tetrabenzo-Fused Pyracylene and Conversions into Curved and Planar 𝜋- Systems with Distinct Emission Behaviors

Chaolumen, Michihisa Murata, Yasunori Sugano, Atsushi Wakamiya, Yasujiro Murata

Angew. Chem. Int. Ed. 2015, 54, 9308-9312.

DOI: 10.1002/anie.201503783


78. Designs of Functional 𝜋-Electron Materials based on the Characteristic Features of Boron

Atsushi Wakamiya*, Shigehiro Yamaguchi

Bull. Chem. Soc. Jpn. 2015, 88, 1357-1377.

DOI: 10.1246/bcsj.20150151


77. 1,3,5,7-Tetra(Bpin)azulene by Exhaustive Direct Borylation of Azulene and 5,7-Di(Bpin)azulene by Selective Subsequent Deborylation

Hidetaka Nishimura, Maria N. Eliseeva, Atsushi Wakamiya, Lawrence T. Scott*

Synlett 2015, 26, 1578-1580.

DOI: 10.1055/s-0034- 1380686


76. Spontaneous Defect Annihilation in CH3NH3PbI3 Thin Films at Room Temperature Revealed by Time-resolved Photoluminescence Spectroscopy

Yasuhiro Yamada, Masaru Endo, Atsushi Wakamiya, Yoshihiko Kanemitsu*

J. Phys. Chem. Lett. 2015, 6, 482-486.

DOI: 10.1021/jz5026596


2014

75. Photoelectronic Responses in Solution-Processed Perovskite CH3NH3PbI3 Solar Cells Studied by Photoluminescence and Photoabsorption Spectroscopy

Yasuhiro Yamada, Toru Nakamura, Masaru Endo, Atsushi Wakamiya, Yoshihiko Kanemitsu

IEEE J. Photovol. 2014, 5, 401-405. (Top 1% Highly Cited Papers)

DOI: 10.1109/JPHOTOV.2014.2364115


74. Excimer Formation in Organic Emitter Films Associated with a Molecular Orientation Promoted by Steric Hindrance

Jaehyun Lee, Beomjin Kim, Ji Eon Kwon, Joonghan Kim, Daisuke Yokoyama, Katsuaki Suzuki, HidetakNishimura, Atsushi Wakamiya, Soo Young Park an Jongwook Park*

Chem. Commun. 2014, 50, 14145-14148.

DOI: 10.1039/C4CC05348F


73. Dibenzo[a,f]perylene Bisimide: Effects of Introducing Two Fused Rings

Chaolumen, Hiroki Enno, Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata

Asian J. Chem. 2014, 9, 3136-3140.

DOI: 10.1002/asia.201402688


72. Thiazole-Fused Benzothiaziazole as a Key Skeleton for T-Shaped Electron Accepting Building Blocks

Motoi Satou, Kensuke Uchinaga, Atsushi Wakamiya, Yasujiro Murata

Chem. Lett. 2014, 43, 1386-1388. (Highlighted in 日刊工業新聞)

DOI: 10.1246/cl.140487


71. Elucidation of the Structure-Property Relationship of p-Type Organic Semiconductors through Rapid Library Construction via a One-pot, Suzuki-Miyaura Coupling Reaction

Shinichiro Fuse*, Keisuke Matsumura, Atsushi Wakamiya, Hisashi Masui, Hiroshi Tanaka, Susumu Yoshikawa, Takashi Takahashi

ACS Comb. Sci. 2014, 16, 494-499.

DOI: 10.1021/co500071x


70. Photocarrier Recombination Dynamics in Perovskite CH3NH3PbI3 for Solar Cell Applications,

Yasuhiro Yamada*, Toru Nakamura, Masaru Endo, Atsushi Wakamiya, Yoshihiko Kanemitsu*

J. Am. Chem. Soc. 2014, 136, 11610-11613. (Top 1% Highly Cited Papers, Highlighted in JACS Spotlight,Mynabi News,日刊工業新聞,京大ホームページ)

DOI: 10.1021/ja506624n


69. Inhomogeneous Deactivation with UV Excitation in Submicron Grains of Lead Iodide Perovskite-based Solar Cell as Revealed by Femtosecond Transient Absorption Microscopy

Tetsuro Katayama, Akira Jinno, Eisuke Takeuchi, Syoji Ito, Masaru Endo, Atsushi Wakamiya, Yasujiro Murata, Yuhei Ogomi, Shuji Hayase, Hiroshi Miyasaka

Chem. Lett. 2014, 43, 1656-1658.

DOI: 10.1246/cl.140551


68. Synthesis and Structure of an Open-cage Thiafullerene C69S: Reactivity Differences of an Open-cage C70 Tetraketone Relative to Its C60 Analogue

Rui Zhang, Tsukasa Futagoishi, Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata*

J. Am. Chem. Soc. 2014, 136, 8193-8196.

DOI: 10.1021/ja504054s


67. Synthesis of Open-Cage Ketolactam Derivatives of Fullerene C60 Encapsulating a Hydrogen Molecule

Yoshifumi Hashikawa, Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata*

Org. Lett. 2014, 16, 2970-2973.

DOI: 10.1021/ol501113y


66. A Crystalline Porous Coordination Polymer Decorated with Nitroxyl Radicals Catalyzes Aerobic Oxidation of Alcohols

Liangchun Li, Ryotaro Matsuda*, Iku Tanaka, Hiroshi Sato, Prakash Kanoo, Hyung Joon Jeon, Maw Lin Foo, Atsushi Wakamiya, Yasujiro Murata, Susumu Kitagawa*

J. Am. Chem. Soc. 2014, 136, 7543-7546.

DOI: 10.1021/ja5019095


65. On-Top 𝜋-Stacking of Quasiplanar Molecules in Hole-Transporting Materials: Inducing Anisotropic Carrier Mobility in Amorphous Films

Atsushi Wakamiya, Hidetaka Nishimura, Tatsuya Fukushima, Furitsu Suzuki, Akinori Saeki, Shu Seki, Itaru Osaka, Takahiro Sasamori, Michihisa Murata, Yasujiro Murata, Hironori Kaji

Angew. Chem. Int. Ed. 2014, 53, 5800-5804. (Highlighted in Mynabi News,日刊工業新聞,ワイリーサイエンスカフェ,京大ホームページ,月刊化学 2014年7月号フラッシュニュース)

DOI: 10.1002/anie.201400068


64. A Designed Fluorescent Anthracene Derivative: Theory, Calculation, Synthesis, and Characteriation

Motoyuki Uejima, Tohru Sato, Masahiro Detani, Atsushi Wakamiya, Furitsu Suzuki, Hajime Suzuki, Tatsuya Fukushima, Kazuyoshi Tanaka, Yasujiro Murata, Chihaya Adachi, Hironori Kaji

Chem. Phys. Lett. 2014, 602, 80-83.

DOI: 10.1016/j.cplett.2014.04.017


63. Reproducible Fabrication of Efficient Perovskite-based Solar Cells: X-ray Crystallographic Studies on the Formation of CH3NH3PbI3 Layers

Atsushi Wakamiya, Masaru Endo, Takahiro Sasamori, Norihiro Tokitoh, Yuhei Ogomi, Shuzi Hayase, Yasujiro Murata

Chem. Lett. 2014, 43, 711-713. (Top 1% Highly Cited Papers)

DOI: 10.1246/cl.140074


62. Near-band Edge Optical Responses of Solution-processed Organic-inorganic Hybrid Perovskite CH3NH3PbI3 on Mesoporous TiO2 Electrodes

Yasuhiro Yamada, Toru Nakamura, Masaru Endo, Atsushi Wakamiya, Yoshihiko Kanemitsu

Appl. Phys. Express 2014, 7, 032302.

DOI: 10.7567/APEX.7.032302


60. Constraint-induced Structural Deformation of Planarized Triphenylboranes in The Excited State

Tomokatsu Kushida, Cristopher Camacho, Ayumi Shuto, Stephan Irle, Masayasu Muramatsu, Tetsuro Katayama, Syoji Ito, YutakNagasawa, Hiroshi Miyasaka,* Eri Sakuda, Noboru Kitamura, Zhiguo Zhou, Atsushi Wakamiya, Shigehiro Yamaguchi*

Chem. Sci. 2014, 5, 1296-1304. (Selected as a CoverPicture)

DOI: 10.1039/C3SC52751D


2013

61. Modification and Unexpected Reactivity of 2-Borylbenzaldimines: Acylated and Silylated Derivatives as Well as Dimeric Compounds

Benedikt Neue, Atsushi Wakamiya, Roland Frohlich, Birgit Wibbeling, Shigehiro Yamaguchi*, Ernst-Ulrich Wurthwein*

J. Org. Chem. 2013, 78, 11747-11755.

DOI: 10.1021/jo401748d


59. Impacts of Dibenzo- and Dithieno-Fused Strctures at the b, g Bonds in the BODIPY Skeleton

Hiroyuki Shimogawa, Haruki Mori, Atsushi Wakamiya, Yasujiro Murata

Chem. Lett. 2013, 42, 986-988.

DOI: 10.1246/cl.130360


58. Synthesis and X-ray Structure of Endohedral Fullerene C60 Dimer Encapsulating a Water Molecule in Each C60 Cage

Rui Zhang, Michihisa Murata, Atsushi Wakamiya, Yasujiro Murata

Chem. Lett. 2013, 42, 879-881.

DOI: 10.1246/cl.130358


57. Expansion of Orifices of Open C60 Derivatives and Formation of an Open C59S Derivative by Reaction with Sulfur

Tsukasa Futagoishi, Michihisa Murata, Atsushi Wakamiya, Takahiro Sasamori, Yasujiro Murata*

Org. Lett. 2013, 15, 2750-2753.

DOI: 10.1021/ol401083c


56. Synthesis and Photovoltaic Properties of Acceptor Materials Based on the Dimerization of Fullerene C60 for Efficient Polymer Solar Cells

 Yuta Morinaka, Masahiro Nobori, Michihisa Murata, Atsushi Wakamiya, Takashi Sagawa, Susumu Yoshikawab, Yasujiro Murata*a

Chem. Commun. 2013, 49, 3670-3672.

DOI: 10.1039/C3CC41084F


55. X-ray observation of a helium atom and placing a nitrogen atom inside He@C60 and He@C70

Yuta Morinaka, Satoru Sato, Atsushi Wakamiya, Hidefumi Nikawa, Naomi Mizorogi, Fumiyuki Tanabe, Michihisa Murata, Koichi Komatsu, Ko Furukawa, Tatsuhisa Kato, Shigeru Nagase, Takeshi Akasaka, Yasujiro Murata

Nat. Commun. 2013, 4, 1554/1-1554/5. (Highlighted in 京都新聞)

DOI: 10.1038/ncomms2574


54. Synthesis of Hexa(furan-2-yl)benzenes and Their 𝜋-Extended Derivatives

Koichi Mitsudo*, Jyunji Harada, Yo Tanaka, Hiroki Mandai, Chie Nishioka, Hideo Tanaka, Atsushi Wakamiya, Yasujiro Murata, Seiji Suga*

J. Org. Chem. 2013, 78, 2763-2768.

DOI: 10.1021/jo302652r


53. Benzene-fused BODIPY and fully-fused BODIPY dimer: impacts of the ring-fusing at the b bond in the BODIPY skeleton

Atsushi Wakamiya,* Takanori Murakami, Shigehiro Yamaguchi*

Chem. Sci. 2013, 4, 1002-1007.

DOI: 10.1039/C2SC21768F


2012

52. Site-selective Sequential Coupling Reactions Controlled by "Electrochemical Reaction Site Switching": a straightforward approach to 1,4-bis(diaryl)buta-1,3-diynes

Koichi Mitsudo,* Natsuyo Kamimoto, Hiroki Murakami, Hiroki Mandai, Atsushi Wakamiya, Yasujiro Murata, Seiji Suga*

Org. Biomol. Chem. 2012, 10, 9562-9569.

DOI: 10.1039/C2OB26567B


51. Planarized B-Phenylborataanthracene Anions: Structural and Electronic Impacts of Coplanar Constraint

Tomokatsu Kushida, Zhiguo Zhou, Atsushi Wakamiya, Shigehiro Yamaguchi

Chem. Commun. 2012, 48, 10715-10717. (SelectedasaCoverPicture)

DOI: 10.1039/C2CC35874C


50. Palladium-catalyzed Tetraallylation of C60 with Allyl Chloride and Allylstannane: mechanism,regioselectivity, and enantioselectivity

Masakazu Nambo, Atsushi Wakamiya, Kenichiro Itami

Chem. Sci. 2012, 3, 3474-3481.

DOI: 10.1039/C2SC21126B


49. Synthesis of a Library of Fluorescent 2-Aryl-3-trifluoromethylnaphthofurans from Naphthols by Using a Sequential Pummerer-Annulation/Cross-Coupling Strategy and their Photophysical Properties

Yuuya Ookubo, Atsushi Wakamiya, Hideki Yorimitsu, Atsuhiro Osuka

Chem. Eur. J. 2012, 18, 12690-12697.

DOI: 10.1002/chem.201201261


48. Elucidation of 𝜋-Conjugation Modes in Diarene-Fused 1,2-Dihydro-1,2-diborin Dianions

Takafumi Araki, Atsushi Wakamiya, Kenji Mori, Shigehiro Yamaguchi

Chem. Asian J. 2012, 7, 1594-1603. (Selected as VIP & Inside Cover,Highlighted in ワイリーサイエンスカフェ)

DOI: 10.1002/asia.201200055


47. Planarized Triarylboranes: Stabilization by Structural Constraint and Their Plane-to-Bowl Conversion

Zhiguo Zhou, Atsushi Wakamiya*, Tomokatsu Kushida, Shigehiro Yamaguchi*

J. Am. Chem. Soc. 2012, 134, 4529-4532. (Highlighted in MynaviNews,日経産業新聞,日刊工業新聞,化学工業日報,中日新聞,AngewChem)

DOI: 10.1021/ja211944q


46. Synthesis and Photophysical Properties of Aryl Substituted 2-Borylbenzaldimines and their Extended p-Conjugated Congeners

Benedikt Neue, Roland Frohlich, Birgit Wibbeling, Aiko Fukazawa, Atsushi Wakamiya, Shigehiro Yamaguchi*, Ernst-Ulrich Wurthwein

J. Org. Chem. 2012, 77, 2176-2184.

DOI: 10.1021/jo202212s


2011

45. Halichonines A, B, and C, Novel Sesquiterpene Alkaloids from the Marine Sponge Halichondria Okadai Kadota

 Osamu Ohno, Tatsuhiko Chiba, Seiji Todoroki, Hideaki Yoshimura, Norihito Maru, Ken Maekawa, Hiroshi Imagawa, Kaoru Yamada, Atsushi Wakamiya, Kiyotake Suenaga*, Daisuke Uemura*

Chem. Commun. 2011, ?47, 12453-12455.

DOI: 10.1039/c1cc15557a


44. Synthesis of 1-Phospha-2-boraacenaphthenes: Reductive 1,2-Aryl Migration of 1-Diarylboryl-8- dichlorophosphinonaphthalenes

Akihiro Tsurusaki, Takahiro Sasamori, Atsushi Wakamiya, Shigehiro Yamaguchi, Kazuhiko Nagura, Stephan Irle, Norihiro Tokitoh

Angew. Chem. Int. Ed. 2011, 50, 10940-10943.

DOI: 10.1002/anie.201104971


43. Design, Synthesis, and Characterization of Functionalized Silepins: High Quantum Yield Blue Emitters

Lauren G. Mercier, Shunsuke Furukawa, Warren E. Piers*, Atsushi Wakamiya, Shigehiro Yamaguchi, Masood Parvez, Ross W. Harrington, William Clegg

Organometallics 2011, 30, 1719-1729.

DOI: 10.1021/om2000597


2010

42. Electronic Tuning of Thiazolyl-Capped 𝜋-Conjugated Compounds via a Coordination/Cyclization Protocol with B(C6F5)3.

Andre Job, Atsushi Wakamiya*, Gerald Kehr, Gerhard Erker*, Shigehiro Yamaguchi*

Org. Lett. 2010, 12, 5470-5473.

DOI: 10.1021/ol102282x


41. Selective Introduction of Organic Groups to C60 and C70 Using Organoboron Compounds and Rhodium Catalyst: A New Synthetic Approach to Organo(hydro)fullerenes

Masakazu Nambo, Yasutomo Segawa, Atsushi Wakamiya, Kenichiro Itami

Chem. Asian J. 2010, 6, 590-598. (Special Issue: In Honor of Professor Eiichi Nakamura for His 60th Birthday)

DOI: 10.1002/asia.201000583


2009

40. Tetraaryl-tetradecahydroporphyrazins: Novel Porphyrin Derivatives Featuring a Cyclic Benzene Ring Tetramer

Simon Janich, Roland Frohlich, Atsushi Wakamiya, Shigehiro Yamaguchi, Ernst‐Ulrich Wurthwein

Chem. Eur. J. 2009, 15, 10457-10463.

DOI: 10.1002/chem.200901187


39. Highly Emissive Diborylphenylene-Containing Bis(phenylethynyl)benzenes: Structure?Photophysical Property Correlations and Fluoride Ion Sensing

Cui‐Hua Zhao, Eri Sakuda, Atsushi Wakamiya, Shigehiro Yamaguchi

Chem. Eur. J. 2009, 15, 10603-10612.

DOI: 10.1002/chem.200900864


38. Regioselective Unsymmetrical Tetraallylation of C60 through Palladium Catalysis

Masakazu Nambo, Atsushi Wakamiya, Shigehiro Yamaguchi, Kenichiro Itami*

J. Am. Chem. Soc. 2009, 131, 15112-15113. (Highlighted in SYNFACTS)

DOI: 10.1021/ja9071173


37. A B-B Bond-Containing Polycyclic 𝜋-Electron System: Dithieno-1,2-dihydro-1,2-diborin and Its Dianion

Atsushi Wakamiya*, Kenji Mori, Takafumi Araki, Shigehiro Yamaguchi*

J. Am. Chem. Soc. 2009, 131, 10850-10851. (Highlighted in SYNFACTS)

DOI: 10.1021/ja905007s


36. Aromatic 𝜋-Systems More Curved Than C60. The Complete Family of All Indenocorannulenes Synthesized by Iterative Microwave-Assisted Intramolecular Arylations

Brian D. Steinberg, Edward A. Jackson, Alexander S. Filatov, Atsushi Wakamiya, Marina A. Petrukhina, Lawrence T. Scott*

J. Am. Chem. Soc. 2009, 131, 10537-10545.

DOI: 10.1021/ja9031852


35. Intramolecular Reductive Double Cyclization of o,o'- Bis(arylcarbonyl)diphenylacetylenes: Synthesis of Ladder 𝜋-Conjugated Skeletons

Hongyu Zhang, Takashi Karasawa, Hiroshi Yamada, Atsushi Wakamiya, Shigehiro Yamaguchi*

Org. Lett. 2009, 11, 3076-3079.

DOI: 10.1021/ol901148p


34. Structural Modification of Silicon-Bridged Ladder Stilbene Oligomers and Distyrylbenzenes

Hiroshi Yamada, Caihong Xu, Aiko Fukazawa, Atsushi Wakamiya, Shigehiro Yamaguchi

Macro. Chem. Phys. 2009, 210, 904-916.

DOI: 10.1002/macp.200900037


33. 3,4‐Dihydro‐3H‐pyrrol‐2‐imines as Conformationally Restrained 1,3‐Diazabutadienes: Synthesis, Structural Properties and Protonation

Simon Janich, Roland Frohlich, Andrea Wilken, Jan von Zamory, Atsushi Wakamiya, Shigehiro Yamaguchi, Ernst‐Ulrich Wurthwein

Eur. J. Org. Chem. 2009, 2009, 2077-2087.

DOI: 10.1002/ejoc.200900045


2008

32. Coordination-Induced Intramolecular Double Cyclization: Synthesis of Boron-Bridged Dipyridylvinylenes and Dithiazolylvinylenes

Qiang Zhao, Hongyu Zhang, Atsushi Wakamiya, Shigehiro Yamaguchi*

Synthesis 2008, , 127-132. (40th special issue)

DOI: 10.1055/s-0028- 1083271


31. Synthesis and Electronic Spectra of Disilatriptycene Oligomers: Evidence for Electronic Delocalization along the One-Dimensional Arrangement of Bridge-Head Disilanes

Shohei Sase, Yoen-Seok Cho, Atsushi Kawachi, Atsushi Wakamiya, Shigehiro Yamaguchi, Hayato Tsuji*, Kohei Tamao*

Organometallics 2008, 27, 5441-5445.

DOI: 10.1021/om701283e


30. Highly Electron-Donating 3,3'-Diaryl-1,1'-bi(isobenzofuran)s Synthesized by Photochemical Exocyclic [2+2+2] Cycloaddition

Hongyu Zhang, Atsushi Wakamiya, Shigehiro Yamaguchi

Org. Lett. 2008, 10, 3591-3594.

DOI: 10.1021/ol801358c


29. Electronic Modulation of Fused Oligothiophenes by Chemical Oxidation

Yoshitake Suzuki, Toshihiro Okamoto, Atsushi Wakamiya, Shigehiro Yamaguchi

Org. Lett. 2008, 10, 3393-3396.

DOI: 10.1021/ol801136k


28. Red-Emissive Polyphenylated BODIPY Derivatives: Effect of Peripheral Phenyl Groups on the Photophysical and Electrochemical Properties

Atsushi Wakamiya, Naoya Sugita, Shigehiro Yamaguchi

Chem. Lett. 2008, 37, 1094-1095.

DOI: 10.1246/cl.2008.1094


27. Synthesis and Structural Characterization of Pentaarylboroles and Their Dianions

Cheuk-Wai So, Daisuke Watanabe, Atsushi Wakamiya, Shigehiro Yamaguchi*

Organometallics 2008, 27, 3496-3501.

DOI: 10.1021/om8002812


26. Aryl-Aryl Bond Formation by Flash Vacuum Pyrolysis of Benzannulated Thiopyrans

Aaron W. Amick, Atsushi Wakamiya, Lawrence T. Scott

J. Org. Chem. 2008, 73, 5119-5122.

DOI: 10.1021/jo800379x


25. Kinetically Stabilized Dibenzoborole as an Electron-Accepting Building Unit

Atsushi Wakamiya,  Kotaro Mishima,  Kanako Ekawa,  Shigehiro Yamaguchi*

Chem. Commun. 2008, , 579-581.

DOI: 10.1039/B716107G


2007

24. 3-Boryl-2,2'-Bithiophene as a Versatile Core Skeleton for Full-Color Highly Emissive Organic Solids

Atsushi Wakamiya, Kenji Mori, Shigehiro Yamaguch

Angew. Chem. Int. Ed. 2007, 46, 4273-4276. (Top 1% Highly Cited Papers Selected as a VIP and a Cover Picture & Highlighted in Angew Chem)

DOI: 10.1002/anie.200604935


23. Relative Stereochemistries of the Ether Rings and Sugar Moieties in Durinskiol A

Masaki Kita, Michael C.Roy, Eric R.O.Siw,Isao Noma, Takahiro Takiguchi, Kaoru Yamada, Tomoyuki Koyama, Takeshi Iwashita, Atsushi Wakamiya, Daisuke Uemura

Tetrahedron Lett. 2007, 48, 3429-3432. (Highlighted as a Cover Picture)

DOI: 10.1016/j.tetlet.2007.03.039


22. Highly Emissive Poly(aryleneethynylene)s Containing 2,5-Diboryl-1,4-phenylene as a Building Unit

Cui-Hua Zhao, Atsushi Wakamiya, Shigehiro Yamaguchi

Macromolecules 2007, 40, 3898-3900.

DOI: 10.1021/ma0702997


21. Single Crystal Field Effect Transistors of Benzo-Annulated Fused Oligothiophenes and Oligoselenophenes

Koichi Yamada, Toshihiro Okamoto, Kenichi Kudoh, Atsushi Wakamiya, Shigehiro Yamaguchia, Jun Takeya

Appl. Phys. Lett. 2007, 90, 072102.

DOI: 10.1063/1.2535617


20. Crystallographic and Chiroptical Studies on Tetraarylferrocenes for Use as Chiral Rotary Modules for Molecular Machines

Takahiro Muraoka, Kazushi Kinbara, Atsushi Wakamiya, Shigehiro Yamaguchi, Takuzo Aida

Chem. Eur. J. 2007, 13, 1724-1730.

DOI: 10.1002/chem.200601098


19. Ladder Distyrylbenzenes with Silicon and Chalcogen Bridges: Synthesis, Structures, and Properties

Kazuhiro Mouri, Atsushi Wakamiya, Hiroshi Yamada, Takashi Kajiwara, Shigehiro Yamaguchi

Org. Lett. 2007, 9, 93-96.

DOI: 10.1021/ol062615s


18. Pentaindenocorannulene and Tetraindenocorannulene: New Aromatic p Systems with Curvatures Surpassing That of C60

Edward A. Jackson, Brian D. Steinberg, Mihail Bancu,  Atsushi Wakamiya, Lawrence T. Scott

J. Am. Chem. Soc. 2007, 129, 484-485. (Highlighted in Nature, 2007, 445, 128)

DOI: 10.1021/ja067487h


17. General Synthesis of Extended Fused Oligothiophenes Consisting of Even Number of Thiophene Rings

Toshihiro Okamoto, Kenichi Kudoh, Atsushi Wakamiya, Shigehiro Yamaguchi

Chem. Eur. J. 2007, 13, 548-556.

DOI: 10.1002/chem.200601064


2006

16. Highly Emissive Organic Solids Containing 2,5-Diboryl-1,4-phenylene Unit

Cui-Hua Zhao, Atsushi Wakamiya, Yuko Inukai, Shigehiro Yamaguchi

J. Am. Chem. Soc. 2006, 128, 15934-15935.

DOI: 10.1021/ja0637550


15. High Fidelity Self-Sorting Assembling of meso-Cinchomeronimide Appended meso- meso Linked Zn(II) Diporphyrins

Taisuke Kamada, Naoki Aratani, Toshiaki Ikeda, Naoki Shibata, Yoshiki Higuchi, Atsushi Wakamiya, Shigehiro Yamaguchi, Kil Suk Kim, Zin Seok Yoon, Dongho Kim, Atsuhiro Osuka

J.Am. Chem. Soc. 2006, 128, 7670-7678.

DOI: 10.1021/ja0611137


14. Intramolecular B-N Coordination as a New Scaffold for Design of Electron-Transporting Materials: Synthesis and Properties of Boryl-Substituted Thienylthiazoles

Atsushi Wakamiya, Takuhiro Taniguchi, Shigehiro Yamaguchi

Angew. Chem. Int. Ed. 2006, 45, 3170-3173.

DOI: 10.1002/anie.200504391


2005

13. Synthesis, structures, and photophysical properties of silicon and carbon-bridged ladder oligo(p-phenylenevinylene)s and related 𝜋-electron systems

Shigehiro Yamaguchi, Caihong Xu Hiroshi Yamada, Atsushi Wakamiya

J. Organomet. Chem. (Special Issue for 40th Anniversary) 2005, 690, 5365-5377.

DOI: 10.1016/j.jorganchem.2005.05.019


12. General Synthesis of Thiophene and Selenophene-Based Heteroacenes

Toshihiro Okamoto, Kenichi Kudoh, Atsushi Wakamiya, Shigehiro Yamaguchi

Org.Lett. 2005, 7, 5301-5304.

DOI: 10.1021/ol0523650


11. Toward p-Conjugated Molecule Bundles; Synthesis of a Series of B,B',B"- Trianthryl-N,N',N"-triarylborazines and the Bundle Effects on their Properties

Atsushi Wakamiya, Toshihisa Ide, Shigehiro Yamaguchi

J. Am. Chem. Soc. 2005, 127, 14859-14866.

DOI: 10.1021/ja0537171


10. Ladder Oligo(p-phenylenevinylene)s with Silicon and Carbon Bridges

Caihong Xu, Atsushi Wakamiya, Shigehiro Yamaguchi

J. Am. Chem. Soc. 2005, 127, 1638-1639.

DOI: 10.1021/ja042964m


2004

9. Ladder Bis-Silicon-Bridged Stilbenes as a New Building Unit for Fluorescent 𝜋-Conjugated Polymers

Caihong Xu, Hiroshi Yamada, Atsushi Wakamiya, Shigehiro Yamaguchi, Kohei Tamao

Macromolecules 2004, 37, 8978-8983.

DOI: 10.1021/ma0486546


8. General Silaindene Synthesis Based on Intramolecular Reductive Cyclization toward New Fluorescent Silicon-Containing 𝜋-Electron Materials

Caihong Xu, Atsushi Wakamiya, Shigehiro Yamaguchi

Org. Lett. 2004, 6, 3707-3710.

DOI: 10.1021/ol0486932


7. Crystal Structures and Spectroscopic Characterization of Radical Cations and Dications of Oligothiophenes Stabilized by Annelation with Bicyclo[2.2.2]octene Units:? Sterically Segregated Cationic Oligothiophenes

Tohru Nishinaga, Atsushi Wakamiya, Daisuke Yamazaki, Koichi Komatsu

J. Am. Chem. Soc. 2004, 126, 3163-3174.

DOI: 10.1021/ja039434v


2003

6. Synthesis and Properties of Novel Oligothiophenes Surrounded by Bicyclo[2.2.2]octene Frameworks

Atsushi Wakamiya, Daisuke Yamazaki, Tohru Nishinaga, Toshikazu Kitagawa, Koichi Komatsu

J. Org. Chem. 2003, 68, 8305-8314.

DOI: 10.1021/jo034754i


5. Synthesis, Structure, and, Dynamic Behavior of Cyclopentadienyl-Lithium, -Sodium, and -Potassium Annelated with Bicyclo[2.2.2]octene Units: A Systematic Study on Site Exchange of Alkali Metals on a Cyclopentadienyl Ring in Tetrahydrofuran

Tohru Nishinaga, Daisuke Yamazaki, Helmut Stahr, Atsushi Wakamiya, Koichi Komatsu

J. Am. Chem. Soc. 2003, 125, 7324-7335.

DOI: 10.1021/ja0346431


2002

4. 1,2-Dithiin Annelated with Bicyclo[2.2.2]octene Frameworks. One-Electron and Two-Electron Oxidations and Formation of a Novel 2,3,5,6-Tetrathiabicyclo[2.2.2]oct-7-ene Radical Cation with Remarkable Stability Owing to a Strong Transannular Interaction

Atsushi Wakamiya, Tohru Nishinaga, Koichi Komatsu

J. Am. Chem. Soc. 2002, 124, 15038-15050.

DOI: 10.1021/ja028297j


3. The Stable Radical Cation of Thiophene Annelated with Bicyclo[2.2.2]octene and Its Reaction with Triplet Oxygen to Give a Protonated Cation of 2-Butene-1,4-dione Derivative

Atsushi Wakamiya,  Tohru Nishinaga,  Koichi Komatsu*

Chem. Commun. 2002, , 1192-1193.

DOI: 10.1039/B201958B


1999

2. The First Isolation of the Hexafluoroantimonate Salt of a 1,4-Dithiin Radical Cation Stabilized by Bicyclo[2.2.2]octene Annelation

Tohru Nishinaga, Atsushi Wakamiya, Koichi Komatsu*

Tetrahedron Lett. 1999, 40, 4375-4378.

DOI: 10.1016/S0040- 4039(99)00752-2


1. 1,4-Dithiin Annelated with Bicyclo[2.2.2]octene Units: Experimental and Theoretical Evidence for the Aromaticity of 1,4-Dithiin Dication

Tohru Nishinaga,  Atsushi Wakamiya,  Koichi Komatsu

Chem. Commun. 1999, , 777-778.

DOI: 10.1039/A901216H


Review

10. Prospects for Tin-Containing Halide Perovskite Photovoltaics

Shuaifeng Hu*, Joel A. Smith*, Henry J. Snaith*, Atsushi Wakamiya*

Precis. Chem. 2023, in press.

DOI: 10.1021/prechem.3c00018


9. Challenges and strategies toward long-term stability of lead-free tin-based perovskite solar cells

Ece Aktas, Nagalingam Rajamanickam, Jorge Pascual, Shuaifeng Hu, Mahmoud H. Aldamasy, Diego Di Girolamo, Wenhui Li, Giuseppe Nasti, Eugenia Martinez-Ferrero, Atsushi Wakamiya, Emilio Palomares, Antonio Abate

Commun. Mater. 2022, 3, 104.

DOI: 10.1038/s43246-022-00327-2


8. Progress in recycling organic-inorganic perovskite solar cells for eco-friendly fabrication

Fengjiu Yang, Shenghao Wang, Pengfei Dai, Luyang Chen, Atushi Wakamiya, Kazunari Matsuda

J. Mater. Chem. A 2021, 9, 2612 - 2627.

DOI: 10.1039/D0TA07495K


7. Materials Chemistry Approach for Efficient Lead-Free Tin Halide Perovskite Solar Cells

Tomoya Nakamura, Taketo Handa, Richard Murdey, Yoshihiko Kanemitsu*, and Atsushi Wakamiya*

ACS Appl. Electron. Mater.(Spotlight) 2020, 2, 3794-3804.

DOI: 10.1021/acsaelm.0c00859


6. Partially Oxygen-Bridged Triphenylamines with a Quasiplanar Structure as a Key Scaffold for Hole-Transporting Materials

Atsushi Wakamiya, Hidetaka Nishimura, Yasujiro Murata

J. Syn. Org. Chem. Jpn. 2016, 74, 1128 - 1135.

DOI: 10.5059/yukigoseikyokaishi.74.1128


5. Design of Functional 𝜋-Electron Materials based on the Characteristic Features of Boron

Atsushi Wakamiya , Shigehiro Yamaguchi

Bull. Chem. Soc. Jpn. (Award Account) 2015, 88, 1357 - 1377.

DOI: 10.1246/bcsj.20150151


4.Exploiting Boron Characteristics to Develop Highly Emissive Organic Solids

Atsushi Wakamiya

Koukagaku 2012, 43, 35 - 38.


3. Design and Synthesis of Boron-Containing Functional 𝜋-Electron Materials

Atsushi Wakamiya, Shigehiro Yamaguchi

有機合成化学協会誌 2008, 66, 858 - 868.

DOI: 10.5059/yukigoseikyokaishi.66.858


2. IP-Catalyzed  Direct  Borylation of Arenes

Atsushi Wakamiya

J. Syn. Org. Chem. Jpn. 2006, 64, 1304-1305.

DOI: 10.5059/yukigoseikyokaishi.64.1304


1. Boron as a Key Component for New 𝜋 - Electron Materials

Shigehiro Yamaguchi, Atsushi Wakamiya

Pure Appl. Chem. 2006, 78, 1413 - 1424.

DOI: 10.1351/pac200678071413


Book

4. Incorporation of Boron into π-Conjugated Scaffolds to Produce Electron-Accepting pi-Electron Systems Electron Systems

Atsushi Wakamiya

"Main Group Strategies towards Functional Hybrid Materials" 2017/12/19, ISBN: 9781119235941


3. 「第2章-11 準平面構造を鍵骨格に用いた有機半導体材料の開発」

若宮淳志

「太陽光と光電変換機能?異分野融合から生まれる次世代太陽電池」 2016/01/28, 154-159, ISBN: 978-4-7813-1137-1

2.「第2編 第6章 有機金属ハライドペロブスカイト材料の線結晶構造解析」

若宮淳志, 山田康弘, 金光義彦

「ぺロブスカイト薄膜太陽電池の開発と最新技術」 2014/12/20, ISBN: 978-4-907837-25-9


1. 「含ホウ素環状π電子系の化学」

若宮淳志,山口茂弘

「ヘテロ元素の特性を活かした新機能材料」 2010/09/01, 18-30, ISBN: 978-4781302638


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