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石川 良
イシカワ リョウ
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理工学研究科 数理電子情報部門 |
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助教 |
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埼玉県さいたま市桜区下大久保255 |
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プロフィール
研究活動業績
研究業績(著書・発表論文等)
- 論文
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Coherent optical response driven by non-equilibrium electron–phonon dynamics in a layered transition-metal dichalcogenide
APL Materials,12(2):021102 2024
Fukuda, Takumi Makino, Kotaro Saito, Yuta Fons, Paul Ando, Atsushi Mori, Takuya Ishikawa, Ryo Ueno, Keiji Afalla, Jessica Hase, Muneaki
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低温塗布プロセスによるペロブスカイト太陽電池作製
WEB Journal(2月号):24-28 2023
石川 良
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Ultrafast melting of charge-density wave fluctuations at room temperature in 1T-TiSe2 monitored under non-equilibrium conditions
Applied Physics Letters,122(24):243101 2023
Mizukoshi, Yu Fukuda, Takumi Komori, Yuta Ishikawa, Ryo Ueno, Keiji Hase, Muneaki
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自己偏析を活用した ペロブスカイト太陽電池の高性能化
光技術コンタクト,60:21-28 2022
石川 良，白井 肇
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静電相互作用を用いた凹凸基板上への電子輸送層の形成と ペロブスカイト太陽電池への応用
光アライアンス,33(12):49-52 2022
石川 良，白井 肇
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Improved efficiency of methylammonium-free perovskite thin film solar cells by fluorinated ammonium iodide treatment
Organic Electronics,78:105596 2020
Ryo Ishikawa, Keiji Ueno, Hajime Shirai
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Self-assembled Fluorinated Polymer Passivation Layer for Efficient Perovskite Thin-film Solar Cells
Chemistry Letters,49(1):87-90 2020
Yuma Moriya, Ryo Ishikawa, Shuhei Akiyama, Keiji Ueno, Hajime Shirai
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Effect of thermally annealed atomic-layer-deposited AlOx/chemical tunnel oxide stack layer at the PEDOT:PSS/n-type Si interface to improve its junction quality
Journal of Applied Physics,128:045305 2020
Md Enamul Karim, Yuki Nasuno, Abdul Kuddus, Tomofumi Ukai, Shunji Kurosu, Masahide Tokuda, Yasuhiko Fujii, Tatsuro Hanajiri, Ryo Ishikawa, Keiji Ueno, Hajime Shirai
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Synthesis of AlOx thin films by atmospheric-pressure mist chemical vapor deposition for surface passivation and electrical insulator layers
Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films,38:033413 2020
Arifuzzaman Rajib, Karim Md Enamul, Shunji Kurosu, Tomofumi Ukai, Masahide Tokuda, Yasuhiko Fujii, Tatsuro Hanajiri, Ryo Ishikawa, Keiji Ueno, Hajime Shirai
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Improved efficiency of methylammonium-free perovskite thin film solar cells by fluorinated ammonium iodide treatment
Organic Electronics,78(March 2020):105596 2020
RyoIshikawa, KeijiUeno, HajimeShirai
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Self-assembled Fluorinated Polymer Passivation Layer for Efficient Perovskite Thin-film Solar Cells
Chemistry Letters,49(1):87-90 2020
Yuma Moriya ,Ryo Ishikawa ,Shuhei Akiyama ,Keiji Ueno and Hajime Shirai
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Role of the solvent in large crystal grain growth of inorganic-organic halide FA0.8Cs0.2PbIxBr3 − x perovskite thin films monitored by ellipsometry
Journal of Vacuum Science & Technology B, Nanotechnology and Microelectronics: Materials, Processing, Measurement, and Phenomena,37(6):062401 2019
Koki Kawamura, Ryo Ishikawa, Yoko Wasai, Nataliya Nabatova-Gabain, Shun-ji Kurosu, Tomofumi Ukai, Masahide Tokuda, Yasuhiko Fujii, Tatsuo Hanajiri, Keiji Ueno, Hajime Shirai
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Highly crystalline large-grained perovskite films using two additives without an antisolvent for high-efficiency solar cells
Thin Solid Films,679:27-34 2019
Ryo Ishikawa, Keiji Ueno, Hajime Shirai
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Role of the solvent in large crystal grain growth of inorganic-organic halide FA0.8Cs0.2PbIxBr3 − x perovskite thin films monitored by ellipsometry
Journal of Vacuum Science & Technology B,37(6):062401 2019
Koki Kawamura, Ryo Ishikawa, Yoko Wasai, Nataliya Nabatova-Gabain, Shun-ji Kurosu3Tomofumi Ukai, Masahide Tokuda. Yasuhiko Fujii, Tatsuro Hanajiri, Keiji Ueno, and Hajime Shirai
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Thiocyanate Containing Two-Dimensional Cesium Lead Iodide Perovskite, Cs2PbI2(SCN)2: Characterization, Photovoltaic Application, and Degradation Mechanism
ACS Appl. Mater. Interfaces,10:42363-42371 2018
Youhei Numata, Yoshitaka Sanehira, Ryo Ishikawa, Hajime Shirai, Tsutomu Miyasaka
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Fabrication of [CH(NH2)2]0.8Cs0.2PbI3 Perovskite Thin Films for n-i-p Planar-structure Solar Cells by a One-step Method Using 1-Cyclohexyl-2-pyrrolidone as an Additive
Chemistry Letters,47:905-908 2018
Ryo Ishikawa, Keiji Ueno, Hajime Shirai
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Nb-doped amorphous titanium oxide compact layer for formamidinium-based high efficiency perovskite solar cells by low-temperature fabrication
Journal of Materials Chemistry A,6:9583-9591 2018
Youhei Numata, Ryo Ishikawa, Yoshitaka Sanehira, Atsushi Kogo, Hajime Shirai, Tsutomu Miyasaka
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Barium hydroxide hole blocking layer for front- and back-organic/crystalline Si heterojunction solar cells
Journal of Applied Physics,122:055101 2017
Jaker Hossain, Koji Kasahara, Daisuke Harada, A. T. M. Saiful Islam, Ryo Ishikawa, Keiji Ueno, Tatsuro Hanajiri, Yoshikata Nakajima, Yasuhiko Fujii, Masahide Tokuda, and Hajime Shirai
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Fabrication of {CH(NH2)2}1−xCsxPbI3 Perovskite Thin Films by Two-step Method and Its Application to Thin Film Solar Cells
Chemistry Letters,46(4):612-615 2017
Ryo Ishikawa ,Keiji Ueno and Hajime Shirai
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sciencedirect.com の [HTML] Crystalline-Si heterojunction with organic thin-layer (HOT) solar cell module using poly (3, 4-ethylenedioxythiophene): poly (styrene sulfonate)(PEDOT: PSS)
Solar Energy Materials and Solar Cells 2017
Koji Kasahara, Jaker Hossain, Daisuke Harada, Koki Ichikawa, Ryo Ishikawa, Hajime Shirai
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Fabrication of {CH(NH2)2}1-xCsxPbI3 perovskite thin films by two-step method and its application to thin film solar cells
Chemistry Letters ,46(4):612-615 2016
Ryo Ishikawa, Keiji Ueno,and Hajime Shirai
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Nafion-Modified PEDOT:PSS as a Transparent Hole-Transporting Layer for High-Performance Crystalline-Si/Organic Heterojunction Solar Cells with Improved Light Soaking Stability
ACS Applied Materials & Interfaces ,8(46):31926–31934 2016
Jaker Hossain, Qiming Liu, Takuya Miura, Koji Kasahara, Daisuke Harada, Ryo Ishikawa, Keiji Ueno, and Hajime Shirai
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Role of Isopropyl Alcohol Solvent in the Synthesis of Organic–Inorganic Halide CH(NH2)2PbIxBr3–x Perovskite Thin Films by a Two-Step Method
J. Phys. Chem. C 120 (2016) 25371–25377,120(44):25371–25377 2016
Takanori Yamanaka, Kenta Masumori, Ryo Ishikawa, Keiji Ueno, and Hajime Shirai
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Effect of substrate bias on mist deposition of conjugated polymer on textured crystalline-Si for efficient c-Si/organic heterojunction solar cells
physica status solidi (a),213(7):1922–1925 2016
Tatsuya Ohki, Koki Ichikawa, Jaker Hossain, Yasuhiko Fujii, Tatsuro Hanajiri, Ryo Ishikawa, Keiji Ueno, Hajime Shirai
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Highly Efficient Solution-Processed Poly(3,4-ethylenedio-xythiophene):Poly(styrenesulfonate)/Crystalline?Silicon Heterojunction Solar Cells with Improved Light-Induced Stability
Advanced Energy Materials,5:DOI: 10.1002/aenm.201500744 2015
Qiming Liu, Ryo Ishikawa, Shuji Funada, Tatsuya Ohki, Keiji Ueno, Hajime Shirai
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Double resonance Raman modes in monolayer and few-layer MoTe2
PHYSICAL REVIEW B,91:205415 2015
Huaihong Guo, Teng Yang, Mahito Yamamoto, Lin Zhou, Ryo Ishikawa, Keiji Ueno, Kazuhito Tsukagoshi, Zhidong Zhang, Mildred S. Dresselhaus, and Riichiro Saito
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Efficient organic/polycrystalline silicon hybrid solar cells
Nano Energy,11:260-266 2015
Qiming Liu, Tatsuya Ohki, Dequan Liu, Hiromitsu Sugawara, Ryo Ishikawa, Keiji Ueno, Hajime Shirai
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Real-time measurement of optical anisotropy during film growth using a chemical mist deposition of poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate)
Journal of Applied Physics,115:123514 2014
Taiga Hiate, Naoto Miyauchi, Qiming Liu, Ryo Ishikawa, Keiji Ueno and Hajime Shirai
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Self-assembled silver nanowires as top electrode for poly(3,4-ethylenedioxythiophene):poly(stylenesulfonate)/n-silicon solar cell
Thin Solid Films,558:306-310 2014
Ishwor Khatri, Ayo Hoshino, Fumiya Watanabe, Qiming Liu, Ryo Ishikawa, Keiji Ueno, Hajime Shirai
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Self assembled silver nanowire mesh as top electrode for organic–inorganic hybrid solar cell
Canadian Journal of Physics,925(7/8):867-870 2014
Ishwor Khatri, Qiming Liu, Ryo Ishikawa, Keiji Ueno, Hajime Shirai
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Improved photovoltaic performance of crystalline-Si/organic Schottky junction solar cells using ferroelectric polymers
Applied Physics Letters,106:163503 2013
Q. Liu, . Khatri, R. Ishikawa, A. Fujimori, K. Ueno, K. Manabe, H. Nishino, and H. Shirai Citation:
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Effects of molybdenum oxide molecular doping on the chemical structure of poly(3,4-ethylenedioxythiophene):poly(stylenesulfonate) and on carrier collection efficiency of silicon/poly(3,4-ethylenedioxythiophene):poly(stylenesulfonate) heterojunction solar
Applied Physics Letters,102:183503 2013
Liu, Qiming Khatri, Ishwor Ishikawa, Ryo Ueno, Keiji Shirai, Hajime
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Increased Organic Photovoltaic Cell Efficiency by Incorporating a Nonionic Fluorinated Surfactant Cathode Interlayer
Applied Physics Express,5(12):121601 2012
Ryo Ishikawa, Hajime Shirai, and Keiji Ueno
- 学会発表
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フルオロフェニルリン酸添加によるペロブスカイト太陽電池の高性能化
第82回応用物理学会秋季学術講演会:11a-N322-2 202109
石川 良， 上野 啓司, 白井 肇
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タンデム型太陽電池の作製を志向したFA0.9Cs0.1Pb(I0.65Br0.35)3薄膜の改善
第68回応用物理学会春季学術講演会:17p-P10-11 202103
下村 和司、石川 良、上野 啓司、白井 肇
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ペロブスカイトn-Si/PEDOT:PSSタンデム型太陽電池に向けたSnO2ナノ粒子溶液の合成と評価
第68回応用物理学会春季学術講演会:18p-Z20-1~12 202103
那須野 勇樹、石川 良、白井 肇
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テトラフルオロフェニルホウ酸塩添加ポリアリルアミンの 分子量依存性とペロブスカイト太陽電池応用
第68回応用物理学会春季学術講演会:17p-P10-1~17 202103
鵜飼 隆一、白井 肇、石川 良
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過酸化物沈殿法により作製したBa1-xSrxSnO3の作製及び評価
第67回応用物理学会春季学術講演会:13p-PA3-3 202003
石川 弘記,石川 良,白井 肇
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FA1-xCsxPb(I0.65Br0.35)3Perovskite薄膜の作製と評価
第67回応用物理学会春季学術講演会:13p-PA3-9 202003
下村 和司,石川 良,白井 肇
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FA0.8Cs0.2PbI3 薄膜及び太陽電池におけるフッ素系ポリマーによる表面パシベーション効果の検討
第67回応用物理学会春季学術講演会:13p-PA3-5 202003
守屋 佑馬,石川 良，上野 啓司，白井 肇
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溶液プロセスによる極薄TiOx層の形とPEDOT:PSS/n-Si系太陽電池の正孔ブロッキング層への応用
第67回応用物理学会春季学術講演会:15a-PB4-2 202003
那須野 勇樹1、Karim Enamul1、黒須 俊治2、鵜飼 智文2、徳田 正秀2、藤井 泰彦2、花尻 達郎2、石川 良1、上野 啓司1、白井 肇1
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Fabrication of perovskite thin-film solar cells with fluorinated passivation layer using a simple one-step spin-coating method without an antisolvent.
The Asia-Pacific International Conference on Perovskite, Organic Photovoltaics and Optoelectronics:C1-O6 202001
Ryo Ishikawa,Yuma Moriya, Keiji Ueno, and Hajime Shirai
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二次元(4F-PEA)2PbI4混合による高配向性・耐久性ペロブスカイト薄膜の作製と評価
第80回応用物理学会秋季学術講演会:18a-E101-10 201909
石川 良，上野 啓司，白井 肇
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低温成膜カーボン電極ペロブスカイト太陽電池の作製と評価
第80回応用物理学会秋季学術講演会:18a-E101-10 201909
守屋 佑馬,石川 良，上野 啓司，白井 肇
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Nafion-Modified PEDOT:PSS/c-Si Solar Cells
第77回応用物理学会秋季学術講演会:15p-P13-2 201609
Qiming Liu、Jaker Hossain、Takuya Miura、Daisuke Harada、Ryo Ishikawa、Keiji Ueno、Hajime Shirai
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過酸化物沈殿法により作製したSr1-xYxSnO3の作製と評価
第80回応用物理学会秋季学術講演会:18a-E101-7
石川 弘記,石川 良，上野 啓司，白井 肇
