Oral presentation

[18a-D7-1~11] 14.5 Compound solar cells

Tue. Mar 18, 2014 9:30 AM - 12:15 PM D7 (D214)

△：Young Scientist Oral Presentation Award Applied
▲：English Presentation
▼：Both Award Applied and English Presentation

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9:30 AM - 9:45 AM

[18a-D7-1] Characterization of Zn₃P₂ bulk crystals grown by flux method

^○（M1）Ryoji Katsube¹, Yoshitaro Nose¹, Akira Nagaoka², Kenji Yoshino², Yasuharu Shirai¹ (Kyoto Univ.¹, Univ. of Miyazaki²)

9:45 AM - 10:00 AM

[18a-D7-2] Charge separation mechanism in CdS/CdTe heterostructured nanopencils

^○Makoto Okano¹, Masanori Sakamoto¹, Toshiharu Teranishi¹, Yoshihiko Kanemitsu^1,2 (ICR, Kyoto Univ.¹, JST-CREST²)

10:00 AM - 10:15 AM

[18a-D7-3] Sulfur diffusion mechanism for SnS thin films during sulfurization

^○Satoru Aihara¹, Takuya Tsugawa¹, Hiro Nagayasu¹, Kazuma Hisatomi¹, Takashi Hiramatsu¹, Mutsumi Sugiyama¹ (Tokyo Univ. of Science¹)

10:15 AM - 10:30 AM

[18a-D7-4] Investigation of annealing treatment for CdS/SnS thin film solar cells

^○（D）Yu Kawano¹, Hirokazu Isonishi¹, Yuto Kodani¹, Daichi Suenaga¹, Takashi Minemoto¹ (Ritsumeikan Univ.¹)

10:30 AM - 10:45 AM

▲ [18a-D7-5] Existence and influence of secondary phases on the electrical properties of Cu2SnSe3 thin films

^○Zeguo Tang¹, Yuki Nukui¹, Kiichi Kosaka¹, Naoki Ashida¹, Hikaru Uegaki¹, Takashi Minemoto¹ (Rits. Univ.¹)

10:45 AM - 11:00 AM

[18a-D7-6] Relationship between photoluminescence intensity of Cu₂SnS₃ absorbers and solar cell performances

^○（B）Hikaru Uegaki¹, Zeguo Tang¹, Kiichi Kosaka¹, Daisuke Hironiwa¹, Chantana Jakapan¹, Takashi Minemoto¹ (Ritsumeikan Univ.¹)

11:00 AM - 11:15 AM

△ [18a-D7-7] Characterization of optical properties for Cu₂SnSe₃ thin films by spectroscopic ellipsometry

^○Shota Minoura¹, Hitoshi Tampo², Yoshiki Hirate¹, Kangmin Kim², Hajime Shibata², Shigeru Niki², Hiroyuki Fujiwara¹ (Gifu Univ.¹, AIST²)

11:15 AM - 11:30 AM

[18a-D7-8] First-principles study on crystallographic and electronic structure of CuSbS₂ based photovoltaic compounds

^○（PC）Tsuyoshi Maeda¹, Takahiro Wada¹ (Ryukoku Univ.¹)

11:30 AM - 11:45 AM

△ [18a-D7-9] Crystallographic and optical properties of CuSbS₂ and CuSb(S_1-xSe_x)₂ system

^○（M1）Koji Takei¹, Tsuyoshi Maeda¹, Takahiro Wada¹ (Ryukoku Univ.¹)

11:45 AM - 12:00 PM

[18a-D7-10] Fabrication of Wide-gap ZnCuGaSe₂ Solar Cells

^○Teruaki Yamamoto¹, Takayuki Negami¹, Koji Matsubara², Shigeru Niki² (Panasonic¹, AIST²)

12:00 PM - 12:15 PM

[18a-D7-11] Near-Band-Edge Optical Properties of Lead-Halide Perovskite CH₃NH₃PbI₃ on Mesoporous TiO2 Electrodes

^○Yasuhiro Yamada¹, toru Nakamura¹, Masaru Endo¹, Atsushi Wakamiya¹, Yoshihiko Kanemitsu^1,2 (Kyoto Univ.¹, JST-CREST²)

Oral presentation

[18p-D7-1~8] 14.5 Compound solar cells

Tue. Mar 18, 2014 4:00 PM - 6:00 PM D7 (D214)

△：Young Scientist Oral Presentation Award Applied
▲：English Presentation
▼：Both Award Applied and English Presentation

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Lunch 12:15〜16:00 （12:15 PM - 4:00 PM）

4:00 PM - 4:15 PM

[18p-D7-1] Neutron Diffraction of Cu2ZnSnS4 (CZTS) single crystal

^○Shin Tajima¹, Kenji Yoshino², Akira Nagaoka², Hirofumi Hazama¹, Hiroshi Nozaki¹ (Toyota CRDL¹, Miyazaki Univ.²)

4:15 PM - 4:30 PM

▲ [18p-D7-2] Near band-edge optical responses in Cu₂ZnSnS₄ single crystals

^○Phuong Le^1,2, Makoto Okano¹, Yasuhiro Yamada¹, Akira Nagaoka³, Kenji Yoshino³, Yoshihiro Kanemitsu^1,2 (ICR Kyoto Univ.¹, JST-CREST², Univ. of Miyazaki³)

4:30 PM - 4:45 PM

▲ [18p-D7-3] Photocarrier recombination dynamics in Cu₂ZnSnS₄ single crystals

^○Phuong Le^1,2, Makoto Okano¹, Yasuhiro Yamada¹, Akira Nagaoka³, Kenji Yoshino³, Yoshihiro Kanemitsu^1,2 (ICR Kyoto Univ.¹, JST-CREST², Univ. of Miyazaki³)

4:45 PM - 5:00 PM

[18p-D7-4] in-situ PES/IPES Study of MBE-CdS/CZTSSe Interface; Effect of Ⅵ-Group Elements Mixing Ratio

^○Kosuke Chochi¹, Hideki Morita¹, Sho Yoshimoto¹, Takayuki Fukuyama¹, Hitosi Tampo², Hazime Shibata², Kouzi Matsubara², Shigeru Niki², Noriyuki Sakai³, Takuya Kato³, Hiroki Sugimoto³, Norio Terada^1,2 (Kagoshima Univ.¹, AIST², Showa Shell Sekiyu³)

5:00 PM - 5:15 PM

△ [18p-D7-5] Structural characterization of Cu2ZnSn(S,Se)4 thin films fabricated by supercritical selenization and sulfuration process

^○Yuta Nakayasu¹, Takaaki Tomai¹, Nobuto Oka¹, Kanako Shojiki², Ryuji Katayama², Taizo Kobayashi³, Tokio Nakada³, Itaru Honma¹ (IMRAM¹, IMR², RIST TUS³)

5:15 PM - 5:30 PM

[18p-D7-6] Fabrication and characterization of Cu₂ZnSnS₄ thin films by mist CVD method

^○Takumi Ikenoue¹, Shin-ichi Sakamoto¹, Yoshitaka Inui¹ (Univ. of Shiga Pref.¹)

5:30 PM - 5:45 PM

[18p-D7-7] Fabrication of Cu₂ZnSn(S,Se)₄ thin film solar cells using non-vacuum process

^○（B）Jun Kuwana¹, Masanori Goto², Naoki Suyama², Zhang Yiwen³, Yasuyoshi Kurokawa², Akira Yamada^2,4 (Tokyo Tech¹, Tokyo Tech², TOPPAN³, PVREC⁴)

5:45 PM - 6:00 PM

[18p-D7-8] Improvement of Cu₂ZnSn(S,Se)₄ solar cell efficiency by surface treatment

^○Akio Nakajun¹, Kento Furuta³, Noriyuki Sakai⁴, Takuya Kato⁴, Hiroki Sugimoto⁴, Yasuyoshi Kurokawa¹, Akira Yamada^1,2 (Dept. of Physical Electronics, Tokyo Tech.¹, Photovoltaics Research Center(PVREC),Tokyo Tech.², Dept. of Electrical and Electronic Engineering,Tokyo Tech.³, Showa Shell Sekiyu K.K.⁴)

Poster presentation

[18p-PG4-1~23] 14.5 Compound solar cells

Tue. Mar 18, 2014 1:30 PM - 3:30 PM PG4 (G棟2階)

△：Young Scientist Oral Presentation Award Applied
▲：English Presentation
▼：Both Award Applied and English Presentation

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1:30 PM - 3:30 PM

[18p-PG4-1] The high-effiency GaAs solar cells manufactured by AsCl3-introduced LPE method on a high dislocation density substrate

^○Toshio Tanaka¹ (E&M¹)

1:30 PM - 3:30 PM

[18p-PG4-2] Effects of annealing on bonding interfaces of hybrid tandem solar cell structures

^○Li Chai¹, Jianbo Liang¹, Shixyouta Nishida¹, Masashi Morimoto¹, Naoteru Shigekawa¹ (Osaka City Univ.¹)

1:30 PM - 3:30 PM

[18p-PG4-3] Fabrication of InGaAs/GaAsP superlattice solar cells on vicinal substrates

^○Hiromasa Fujii¹, Yunpeng Wang², Hassanet Sodabanlu², Kentaroh Watanabe², Masakazu Sugiyama¹, Yoshiaki Nakano¹ (Tokyo Univ.¹, RCAST²)

1:30 PM - 3:30 PM

[18p-PG4-4] I-V curves of AlGaAs / GaAs superlattice solar cells

^○Jiro Nishinaga^1,2, Atsushi Kawaharazuka^1,2, Yoshiji Horikoshi^1,2 (Waseda Univ.¹, JST CREST²)

1:30 PM - 3:30 PM

[18p-PG4-5] Excitonic conferment effect on the AlGaAs/GaAs superlattices solar cells

^○Makoto Kuramoto^1,2, Tomohiro Nakano^1,2, Hiroyuki Urabe^1,2, Yoshiji Horikoshi^1,2, Atushi Kawaharazuka^1,2, Jiro Nishinaga^1,2 (Waseda Univ.¹, JST-CREST²)

1:30 PM - 3:30 PM

[18p-PG4-6] Two-step photocurrent generation in a quantum well solar cell

^○Takeshi Noda¹, Takaaki Mano¹, Martin Elborg¹, Takuya Kawazu¹, Liyuan Han¹, Hiroyuki Sakaki^1,2 (NIMS¹, TTI²)

1:30 PM - 3:30 PM

[18p-PG4-7] InGaN/AlGaN/GaN tunnel junction for multi-junction solar cells

^○Noriyuki Watanabe¹, Manabu Mitsuhara¹, Horuki Yokoyama¹, Naoteru Shigekawa² (NTT Photonics Labs.¹, Osaka City Univ.²)

1:30 PM - 3:30 PM

▲ [18p-PG4-8] Non-radiative Recombination in CIGS Solar Cells with Different Gallium Contents Investigated through PT-AFM

^○Warithapol Srivises¹, Takashi Minemoto³, Takuji Takahashi^1,2 (IIS, The Univ. of Tokyo¹, INQIE, The Univ. of Tokyo², Dep. of Photonics, Ritsumeikan Univ.³)

1:30 PM - 3:30 PM

[18p-PG4-9] MBE Growth and Characterization of CuGaS₂ Thin Films

^○Yuuki Oka¹, Naohiro Nishikawa¹, Masaya Kurakake¹, Kunio Ichino¹ (Tottori Univ.¹)

1:30 PM - 3:30 PM

[18p-PG4-10] CuInS₂ solar cells using thin films prepared from materials grown by mechanochamical method

^○（B）Kanta Sugimoto¹, Shigeyuki Nakamura², Kenji Yoshino³, Yoji Akaki¹ (Miyakonojo Coll. Tech.¹, Tsuyama Coll. Tech.², Miyazaki Univ.³)

1:30 PM - 3:30 PM

△ [18p-PG4-11] Fabrication of sulfide thin film by Mist CVD method

^○（B）Ryosuke Takagi¹, Kenji Shibayama², Shizuo Fujita² (Faculty of Engineering,Kyoto Univ.¹, Graduate School of Engineering,Kyoto Univ.²)

1:30 PM - 3:30 PM

[18p-PG4-12] Non-vacuum process of CuInS₂ thin films from metal xanthate precursors

^○Akiko Mochihara^1,2, Kenji Yoshino^1,2, Minobu Kawano³, Yuhei Ogomi^2,3, Shyam S. Pandey^2,3, Shen Qing^2,4, Taro Toyoda^2,4, Shuzi Toyoda^2,3 (Miyazaki Univ.¹, JST-CREST², Kyushu Institute of Technology³, Univ. of Electro-communications⁴)

1:30 PM - 3:30 PM

[18p-PG4-13] AgInTe2 Thin Films for Narrow Bandgap Solar Cells by Sputtering

^○Naoya taakahashi¹, Abdullah Uzum¹, Seigo Itou¹ (Univ.of Hyogo¹)

1:30 PM - 3:30 PM

[18p-PG4-14] Application of sprayed ZnO thin films to Cu(In,Ga)Se2 solar cells

^○Akiko Ide¹, Akiko Mochihara¹, Kenji Yoshino¹, Shigeru Ikeda², Takashi Minemoto³ (Univ. Miyazaki¹, Osaka University², Ritsumeikan University³)

1:30 PM - 3:30 PM

[18p-PG4-15] Influence of oxygen in CZTS thin films by Br-related wet etching

^○Hisashi Miyazaki¹, Masami Aono¹, Hiroaki Kishimura¹, Hironori Katagiri² (Natl. Def. Acad.¹, Nagaoka Nat. College of Tech.²)

1:30 PM - 3:30 PM

[18p-PG4-16] Effect of UV/O₃ treatment for Cu₂ZnSnS₄ thin film prepared by sol-gel sulfurization method

Kota Sakuma¹, ^○Kunihiko Tanaka¹, Hisao Uchiki¹ (Nagaoka Univ. Tech.¹)

1:30 PM - 3:30 PM

▲ [18p-PG4-17] Admittance spectroscopy of Al/Cu2ZnSn(S,Se)4 Schottcky Junctions

^○Muhammad Islam¹, Mohammad Halim¹, Chon Jyo¹, Takeaki Sakurai¹, Noriyuki Sakai², Takuya Kato², Hiroki Sugimoto², Hitoshi Tampo³, Hajime Shibata³, Shigeru Shigeru³, Katsuhiro Akimoto¹ (Tsukuba University¹, Showa Shell Sekiyu K.K.², National Institute of Advanced Industrial Science and Technology³)

1:30 PM - 3:30 PM

▲ [18p-PG4-18] Transient Photocapacitance spectroscopy of Cu2ZnSn(S,Se)4 thin film solar cells

^○Muhammad Islam¹, Mohammad Halim¹, Chon Jyo¹, Takeaki Sakurai¹, Noriyuki Sakai², Takuya Kato², Hiroki Sugimoto², Hitoshi Tampo³, Hajime Shibata³, Shigeru Niki³, Katsuhiro Akimoto¹ (Tsukuba University¹, Showa Shell Sekiyu K.K.², National Institute of Advanced Industrial Science and Technology³)

1:30 PM - 3:30 PM

▼ [18p-PG4-19] Characterization of Cu2ZnSnS4 (CZTS) by Two-wavelength excited Photoluminescence Spectroscopy

^○Mohammad Halim¹, Muhammad Islam¹, Chon Jyo¹, Takeaki Sakurai¹, Noriyuki Sakai², Takuya Kato², Hiroki Sugimoto², Hitoshi Tampo³, Hajime Shibata³, Sigeru Niki³, Katuhiro Akimoto¹ (University of Tsukuba¹, Showa Shell Sekiyu K.K.², National Institute of Advanced Industrial Science and Technology³)

1:30 PM - 3:30 PM

△ [18p-PG4-20] Electrical properties of sodium in Cu₂ZnSnS₄ single crystal

^○Akira Nagaoka^{1, 5}, Kenji Yoshino¹, Hideto Miyake², Koichi Kakimoto³, Yoshitaro Nose⁴ (Miyazaki Univ.¹, MIe Univ.², Kyushu Univ.³, Kyoto Univ.⁴, JSPS Research Fellow⁵)

1:30 PM - 3:30 PM

△ [18p-PG4-21] Fabrication of compound seminconductor thin films by painting of nanoparticles

^○Takuo Kawajiri¹, Shinji Sogawa¹, Takashi Harada¹, Shigeru Ikeda¹, Michio Matsumura¹ (Osaka University¹)

1:30 PM - 3:30 PM

[18p-PG4-22] Device simulations of Cu₂O heterojunction solar cells

^○（M1）Yuki Takiguchi¹, Shinsuke Miyajima¹ (Tokyo Tech.¹)

1:30 PM - 3:30 PM

[18p-PG4-23] Newly PVB contributing high durability to PV module

^○Hirotaka Yasuda¹, Takashi Mukose¹, Shinichi Muguruma², Atsushi Masuda³, Hajime Shibata³, Shigeru Niki³ (Kuraray Co., Ltd.¹, Kuraray Europe GmbH², AIST³)

Oral presentation

[19a-D7-1~12] 14.5 Compound solar cells

Wed. Mar 19, 2014 9:00 AM - 12:15 PM D7 (D214)

△：Young Scientist Oral Presentation Award Applied
▲：English Presentation
▼：Both Award Applied and English Presentation

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9:00 AM - 9:15 AM

[19a-D7-1] Reaction analysis of CuInSe₂ film formation based on chemical potential diagram

^○Yoshitaro Nose¹, Naoyuki Hatada¹ (Kyoto Univ.¹)

9:15 AM - 9:30 AM

▲ [19a-D7-2] In-situ RHEED observation and optical properties of thin film CuGaSe2 grown on GaAs (001)

^○Sathiabama Thiru^1,2, Tomotaka Sato^1,2, Kouki Toyoda^1,2, Atsushi Kawaharazuka³, Yoshiji Horikoshi^1,2,3 (Waseda University¹, Kagami Memorial Lab.², JST CREST³)

9:30 AM - 9:45 AM

△ [19a-D7-3] First-principles calculations and design of grain boundary structure in chalcopyrite compounds

^○（M2）Hiroyuki Yamaguchi^1,2, Teruyasu Mizoguchi² (Sch. Eng. The Univ. of Tokyo¹, IIS. The Univ. of Tokyo²)

9:45 AM - 10:00 AM

[19a-D7-4] Transmission Electron Microscopy Analysis of Grain Boundary in Cu(In,Ga)Se₂ Thin Films

^○Kenta Aoyagi¹, Takashi Minemoto² (R-GIRO¹, Ritsumeikan Univ.²)

10:00 AM - 10:15 AM

[19a-D7-5] Characterization of surface potential on CIGS solar cells under dark and light condition by Kelvin probe force microscopy

^○Tomoaki Ishii¹, Takashi Minemoto³, Takuji Takahashi^1,2 (IIS, The Univ. of Tokyo¹, INQUE, The Univ. of Tokyo², Fac. of Sci. and Eng., Ritsumeikan Univ³)

10:15 AM - 10:30 AM

△ [19a-D7-6] Explicit calculation of quantum efficiency spectra for Cu(In,Ga)Se₂ solar cells fabricated by 3-stage process

^○Takuya Hara¹, Takuji Maekawa², Shota Minoura¹, Hajime Shibata³, Shigeru Niki³, Hiroyuki Fujiwara¹ (Gifu Univ.¹, ROHM², AIST³)

Break 10:30〜10:45 （10:30 AM - 10:45 AM）

10:45 AM - 11:00 AM

[19a-D7-7] Back Electrode Buffer Layers for Lift-off Cu(In,Ga)Se2 Thin Film Solar Cells

^○（B）Hiroyuki Arai¹, Akihiro Tamura¹, Kenta Aoyagi¹, Takashi Minemoto¹ (Ritsumeikan University¹)

11:00 AM - 11:15 AM

[19a-D7-8] Numeritical analysis of Cu(In,Ga)Se₂ solar cells with high defect density layer at back side of absorbor

^○（BC）Naoki Ashida¹, Masashi Murata¹, Hikaru Uegaki¹, Daisuke Hironiwa¹, Takashi Minemoto¹ (Ritsumeikan univ.¹)

11:15 AM - 11:30 AM

[19a-D7-9] CIGS Integrated Submodule with SiO2 Insulating Film on SUS Substrate

^○（PC）Hironori Komaki¹, Hajime Shibata¹, Eiji Furuya², Ryosuke Koyama², Hidenobu Matsuoka², Shigeru Niki¹ (AIST¹, Chugai Ro., Ltd.²)

11:30 AM - 11:45 AM

[19a-D7-10] Potential-induced Degradation (PID) of CuIn_1-xGa_xSe₂ Photovoltaic Modules

^○（B）Seira Yamaguchi^1,2, Kohjiro Hara², Hironori Komaki², Yukiko Kamikawa², Hajime Shibata², Shigeru Niki², Yuji Kawakami¹, Atsushi Masuda² (KNCT¹, AIST²)

11:45 AM - 12:00 PM

△ [19a-D7-11] Development of High Efficiency Ag(In,Ga)Se₂ Solar Cells

^○Takeshi Umehara¹, Shohei Iinuma¹, Yasuyoshi Kurokawa¹, Akira Yamada^1,2 (Dept. Physical Electronics, Tokyo Tech.¹, Photovoltaics Research Center (PVREC), Tokyo Tech²)

12:00 PM - 12:15 PM

▲ [19a-D7-12] Impact of Ga/(In+Ga) Content in Different Cu(In,Ga)Se₂ Part on Cell Performance Investigated by Correlation Coefficient

^○（P）Jakapan Chantana¹, Daisuke Hironiwa¹, Taichi Watanabe², Seiki Teraji², Kazunori Kawamura², Takashi Minemoto¹ (Ritsumeikan Univ.¹, Nitto Denko Corporation²)

Oral presentation

[19p-D7-1~18] 14.5 Compound solar cells

Wed. Mar 19, 2014 1:30 PM - 6:30 PM D7 (D214)

△：Young Scientist Oral Presentation Award Applied
▲：English Presentation
▼：Both Award Applied and English Presentation

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Lunch 12:15〜13:30 （12:15 PM - 1:30 PM）

1:30 PM - 2:00 PM

[19p-D7-1] [Kashiko Kodate Award Speech]Multiple Exciton Generation from One Photon ～Fundamental Study on Next Generation Quantum Dot (QD) Solar Cells～

^○Qing Shen¹ (UEC¹)

2:00 PM - 2:15 PM

[19p-D7-2] Analysis of Terahertz Radiation from Triple Junction Solar Cells excited by Laser Pulses with 800 and 400 nm-wavelengths

^○Toshihito Umegaki¹, Yuji Sakai¹, Akira Ito², Hidetoshi Nakanishi², Iwao Kawayama¹, Hironaru Murakami¹, Masayoshi Tonouchi¹ (ILE, Osaka Univ.¹, Dainippon Screen Mfg.²)

2:15 PM - 2:30 PM

[19p-D7-3] Recombination current of solar-cells determined from characteristic values

^○Atsushi Kawaharazuka^1,2,3, Jiro Nishinaga^1,2,3, Yoshiji Horikoshi^1,2,3 (Waseda Univ.¹, ZAIKEN², JST-CREST³)

2:30 PM - 2:45 PM

[19p-D7-4] High-efficient thermophotovoltaic system with concentrated solar using GaSb single junction cell

^○Asaka Kohiyama¹ (Tohoku Univ.¹)

2:45 PM - 3:00 PM

[19p-D7-5] Development of Intermediate Adhesive Layer for Mechanical Stack-Type Solar Cells

^○（B）Noritaka Fujii¹, Shinya Yoshidomi¹, Masahiko Hasumi¹, Toshiyuki Sameshima¹ (TUAT¹)

3:00 PM - 3:15 PM

[19p-D7-6] Advanced Bonding Method with Conductive Nanoparticle Alignment for Mechanically Stacked Multi-Junction Solar Cells-Ⅲ

^○Kikuo Makita¹, Hidenori Mizuno¹, Ryuji Ohsima¹, Takeyoshi Sugaya¹, Hironori Komaki¹, Koji Matsubara¹ (AIST¹)

3:15 PM - 3:30 PM

[19p-D7-7] Extended Detailed-Balance Theory on Efficiency in Multi-Junction Tandem Solar Cells

Lin Zhu¹, Toshimitsu Mochizuki¹, Masahiro Yoshita¹, Shaoqiang Chen¹, Changsu Kim¹, Shintaroh Sato¹, ^○Hidefumi Akiyama¹, Yoshihiko Kanemitsu² (ISSP, Univ. of Tokyo¹, ICR, Kyoto Univ.²)

3:30 PM - 3:45 PM

▲ [19p-D7-8] Dependence of Conversion Efficiency and Optimum Bandgaps of Multi-Junction Tandem Solar Cells on Sub-cell Internal Luminescence Quantum Yields

^○Lin Zhu¹, Toshimitsu Mochizuki¹, Masahiro Yochita¹, Shaoqiang Chen¹, Changsu Kim¹, Shintaroh Sato¹, Hidefumi Akiyama¹, Yoshihiko Kanemitsu² (ISSP, Univ. of Tokyo¹, ICR, Kyoto Univ.²)

3:45 PM - 4:00 PM

△ [19p-D7-9] Improvement of GaInNAsSb solar cell efficiency under light concentration

^○Naoya Miyashita¹, Yoshitaka Okada¹ (RCAST, Univ. of Tokyo¹)

Break 16:00〜16:15 （4:00 PM - 4:15 PM）

4:15 PM - 4:30 PM

[19p-D7-10] Characteristic of GaInN based solar cell on nonpolar m-plane GaN substrate

^○Keiya Kozaki¹, Yasunori Kurokawa¹, Motoaki Iwaya¹, Satosi Kamiyama¹, Tetsuya Takeuchi¹, Isamu Akasaki^1,2, Hirosi Amano^2,3 (Meijo Univ. Fac. Sci. &Tech¹, Akasaki Res. Cen. Nagoya Univ.², Grad. Sch. of Eng. Nagoya Univ.³)

4:30 PM - 4:45 PM

△ [19p-D7-11] Measurement of Carrier Transport Time in Quantum Structure Solar Cells using a Probe Structure

^○Kasidit Toprasertpong¹, Naofumi Kasamatsu³, Hiromasa Fujii¹, Tomoyuki Kada³, Shigeo Asahi³, Yunpeng Wang², Kentaroh Watanabe², Masakazu Sugiyama¹, Takashi Kita³, Yoshiaki Nakano¹ (Tokyo Univ.¹, RCAST², Kobe Univ.³)

4:45 PM - 5:00 PM

△ [19p-D7-12] Evaluation of Effective Mass of Conduction Mini-bands Formed in Semiconductor Superlattice by Visible-Light Photoemission Spectroscopy

^○（M2）Kenji Nishitani¹, Daiki Shimura¹, Fumiaki Ichihashi¹, Makoto Kuwahara¹, Takahiro Ito¹, Shunta Harada¹, Miho Tagawa¹, Toru Ujihara¹ (Nagoya Univ¹)

5:00 PM - 5:15 PM

△ [19p-D7-13] Spectrally resolved infrared photon absorption by two-step photon absorption processes in InGaAs/GaAs quantum dot solar cells

^○Ryo Tamaki¹, Yasushi Shoji¹, Yoshitaka Okada¹, Kenjiro Miyano¹ (RCAST, The Univ. of Tokyo¹)

5:15 PM - 5:30 PM

[19p-D7-14] Two-step photon absorption via quantum states in InAs/GaAs quantum dot solar cells

^○（M1）Tomoyuki Kada¹, Shigeo Asahi¹, Toshiyuki Kaizu¹, Takashi Kita¹, Ryo Tamaki², Kenjiro Miyano², Yoshitaka Okada² (Kobe Univ.¹, RCAST, The Univ. of Tokyo²)

5:30 PM - 5:45 PM

[19p-D7-15] Microscopic Photocurrent Imaging on Intermediate-band Solar Cells Based on InAs/AlGaAs Quantum Structures

^○Toshiyuki Ihara¹, David Tex^1,2, Itaru Kamiya³, Yoshihiko Kanemitsu^1,2 (ICR Kyoto Univ.¹, JST-CREST², Toyota Technological Inst.³)

5:45 PM - 6:00 PM

▲ [19p-D7-16] Two-beam photocurrent mapping to determine the limiting factor of the two-step two-photon-absorption processes in InAs quantum dots

^○（P）David Tex^1,2, Itaru Kamiya³, Yoshihiko Kanemitsu^1,2 (ICR Kyoto Univ.¹, JST-CREST², Toyota Technological Inst.³)

6:00 PM - 6:15 PM

[19p-D7-17] Enhancement of Light Trapping Effect with Backside Distributed Bragg Reflector in Multiple Quantum Well Solar Cells

^○Tomoyuki Inoue¹, Kentaroh Watanabe², Masakazu Sugiyama¹, Yoshiaki Nakano¹ (Tokyo Univ.¹, Tokyo Univ. Rcast²)

6:15 PM - 6:30 PM

▲ [19p-D7-18] Evaluation of Carrier Transport in Multiple Quantum Well Solar Cells under Concentration Light Illumination

^○WARAKORN YANWACHIRAKUL¹, HIROMASA FUJII¹, KENTAROH WATANABE², KASAMAZU SUGIYAMA¹, YOSHIAKI NAKANO¹ (Univ. of Tokyo¹, RCAST²)

Sessions

14. Semiconductors B (Exploratory Materials, Physical Properties, Devices) » 14.5 Compound solar cells

[18a-D7-1~11] 14.5 Compound solar cells

▲ [18a-D7-5] Existence and influence of secondary phases on the electrical properties of Cu2SnSe3 thin films

△ [18a-D7-7] Characterization of optical properties for Cu2SnSe3 thin films by spectroscopic ellipsometry

△ [18a-D7-9] Crystallographic and optical properties of CuSbS2 and CuSb(S1-xSex)2 system

[18p-D7-1~8] 14.5 Compound solar cells

▲ [18p-D7-2] Near band-edge optical responses in Cu2ZnSnS4 single crystals

▲ [18p-D7-3] Photocarrier recombination dynamics in Cu2ZnSnS4 single crystals

△ [18p-D7-5] Structural characterization of Cu2ZnSn(S,Se)4 thin films fabricated by supercritical selenization and sulfuration process

[18p-PG4-1~23] 14.5 Compound solar cells

▲ [18p-PG4-8] Non-radiative Recombination in CIGS Solar Cells with Different Gallium Contents Investigated through PT-AFM

△ [18p-PG4-11] Fabrication of sulfide thin film by Mist CVD method

▲ [18p-PG4-17] Admittance spectroscopy of Al/Cu2ZnSn(S,Se)4 Schottcky Junctions

▲ [18p-PG4-18] Transient Photocapacitance spectroscopy of Cu2ZnSn(S,Se)4 thin film solar cells

▼ [18p-PG4-19] Characterization of Cu2ZnSnS4 (CZTS) by Two-wavelength excited Photoluminescence Spectroscopy

△ [18p-PG4-20] Electrical properties of sodium in Cu2ZnSnS4 single crystal

△ [18p-PG4-21] Fabrication of compound seminconductor thin films by painting of nanoparticles

[19a-D7-1~12] 14.5 Compound solar cells

▲ [19a-D7-2] In-situ RHEED observation and optical properties of thin film CuGaSe2 grown on GaAs (001)

△ [19a-D7-3] First-principles calculations and design of grain boundary structure in chalcopyrite compounds

△ [19a-D7-6] Explicit calculation of quantum efficiency spectra for Cu(In,Ga)Se2 solar cells fabricated by 3-stage process

△ [19a-D7-11] Development of High Efficiency Ag(In,Ga)Se2 Solar Cells

▲ [19a-D7-12] Impact of Ga/(In+Ga) Content in Different Cu(In,Ga)Se2 Part on Cell Performance Investigated by Correlation Coefficient

[19p-D7-1~18] 14.5 Compound solar cells

▲ [19p-D7-8] Dependence of Conversion Efficiency and Optimum Bandgaps of Multi-Junction Tandem Solar Cells on Sub-cell Internal Luminescence Quantum Yields

△ [19p-D7-9] Improvement of GaInNAsSb solar cell efficiency under light concentration

△ [19p-D7-11] Measurement of Carrier Transport Time in Quantum Structure Solar Cells using a Probe Structure

△ [19p-D7-12] Evaluation of Effective Mass of Conduction Mini-bands Formed in Semiconductor Superlattice by Visible-Light Photoemission Spectroscopy

△ [19p-D7-13] Spectrally resolved infrared photon absorption by two-step photon absorption processes in InGaAs/GaAs quantum dot solar cells

▲ [19p-D7-16] Two-beam photocurrent mapping to determine the limiting factor of the two-step two-photon-absorption processes in InAs quantum dots

▲ [19p-D7-18] Evaluation of Carrier Transport in Multiple Quantum Well Solar Cells under Concentration Light Illumination

△ [18a-D7-7] Characterization of optical properties for Cu₂SnSe₃ thin films by spectroscopic ellipsometry

△ [18a-D7-9] Crystallographic and optical properties of CuSbS₂ and CuSb(S_1-xSe_x)₂ system

▲ [18p-D7-2] Near band-edge optical responses in Cu₂ZnSnS₄ single crystals

▲ [18p-D7-3] Photocarrier recombination dynamics in Cu₂ZnSnS₄ single crystals

△ [18p-PG4-20] Electrical properties of sodium in Cu₂ZnSnS₄ single crystal

△ [19a-D7-6] Explicit calculation of quantum efficiency spectra for Cu(In,Ga)Se₂ solar cells fabricated by 3-stage process

△ [19a-D7-11] Development of High Efficiency Ag(In,Ga)Se₂ Solar Cells

▲ [19a-D7-12] Impact of Ga/(In+Ga) Content in Different Cu(In,Ga)Se₂ Part on Cell Performance Investigated by Correlation Coefficient