H. Sugimoto

发表

Perovskite/CIGS Spectral Splitting Double Junction Solar Cell with 28% Power Conversion Efficiency

H. Segawa, Chie Nishiyama, Motoshi Nakamura, 2020, iScience.

Evidence for plasmonic hot electron injection induced superior visible light photocatalysis by g-C3N4 nanosheets decorated with Ag–TiO2(B) and Au–TiO2(B) nanorods

M. Fujii, H. Sugimoto, B. Choudhury, 2019, Solar Energy Materials and Solar Cells.

A comparative study of Cd‐ and Zn‐compound buffer layers on Cu(In1−x,Gax)(Sy,Se1−y)2 thin film solar cells

T. Nakada, H. Sugimoto, Taizou Kobayashi, 2016 .

Cd-free buffer layer materials on Cu2ZnSn(SxSe1−x)4: Band alignments with ZnO, ZnS, and In2S3

David B. Mitzi, Hiroki Sugimoto, Richard Haight, 2012 .

CdS and Cd-Free Buffer Layers on Solution Phase Grown Cu2ZnSn(SxSe1- x)4 :Band Alignments and Electronic Structure Determined with Femtosecond Ultraviolet Photoemission Spectroscopy

D. Mitzi, R. Haight, H. Sugimoto, 2014 .

Sputtered (Zn,Mg)O buffer layer for band offset control in Cu2ZnSn(S,Se)4 solar cells

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2014 .

High voltage Cu2ZnSnS4 submodules by hybrid buffer layer

H. Sugimoto, Takuya Kato, N. Sakai, 2013, 2013 IEEE 39th Photovoltaic Specialists Conference (PVSC).

Development of Cd-free buffer layer for Cu2ZnSnS4 thin-film solar cells

H. Sugimoto, N. Sakai, H. Hiroi, 2011, 2011 37th IEEE Photovoltaic Specialists Conference.

Study of time-resolved photoluminescence in Cu2ZnSn(S,Se)4 thin films with different Cu/Sn ratio

T. Sakurai, K. Akimoto, S. Niki, 2015 .

Transparent electrode and buffer layer combination for reducing carrier recombination and optical loss realizing over 22%-efficient Cd-free alkaline-treated Cu(In,Ga)(S,Se)2 solar cell by all-dry process.

T. Minemoto, Y. Kimoto, H. Sugimoto, 2020, ACS applied materials & interfaces.

Heterointerface recombination of Cu(In,Ga)(S,Se)2‐based solar cells with different buffer layers

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2018 .

Structures of Cu(In,Ga)(S,Se)2 solar cells for minimizing open‐circuit voltage deficit: Investigation of carrier recombination rates

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2019, Progress in Photovoltaics: Research and Applications.

Influence of potassium treatment on electronic properties of Cu(In1−xGax)(Se1−ySy)2 solar cells studied by steady state photo-capacitance and admittance spectroscopy

T. Sakurai, K. Akimoto, H. Sugimoto, 2018, Japanese Journal of Applied Physics.

Impacts of surface sulfurization on Cu(In1−x,Gax)Se2 thin‐film solar cells

T. Nakada, H. Sugimoto, Taizou Kobayashi, 2015 .

Defect study of Cu2ZnSn(S,Se)4 thin film with different Cu/Sn ratio by admittance spectroscopy

T. Sakurai, K. Akimoto, S. Niki, 2014, 2014 IEEE 40th Photovoltaic Specialist Conference (PVSC).

Development of high efficiency Cu2ZnSnS4 submodule with Cd-free buffer layer

H. Sugimoto, N. Sakai, H. Hiroi, 2012, 2012 38th IEEE Photovoltaic Specialists Conference.

New World-Record Efficiency for Pure-Sulfide Cu(In,Ga)S2 Thin-Film Solar Cell With Cd-Free Buffer Layer via KCN-Free Process

H. Sugimoto, A. Yamada, S. Adachi, 2016, IEEE Journal of Photovoltaics.

Study of Cu2ZnSn(S,Se)4 Thin Films for Solar Cell Application

T. Sakurai, S. Niki, H. Sugimoto, 2015 .

Annealing effect on Cu2ZnSn(S,Se)4 solar cell with Zn1–xMgxO buffer layer

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2015 .

Application of multi-buffer layer of (Zn,Mg)O/CdS in Cu2ZnSn(S,Se)4 solar cells

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2015 .

Characterization of electronic structure of Cu2ZnSn(SxSe1 − x)4 absorber layer and CdS/Cu2ZnSn(SxSe1 − x)4 interfaces by in-situ photoemission and inverse photoemission spectroscopies

S. Niki, H. Sugimoto, K. Matsubara, 2015 .

Study of recombination process in Cu2ZnSnS4 thin film using two-wavelength excited photoluminescence

T. Sakurai, K. Akimoto, S. Niki, 2014, Photovoltaic Specialists Conference.

Over 8% efficiency Cu2ZnSnS4 submodules with ultra-thin absorber

H. Sugimoto, N. Sakai, H. Hiroi, 2012, 2012 38th IEEE Photovoltaic Specialists Conference.

High Efficiency Cu2ZnSn(S,Se)4 Solar Cells by Applying a Double In2S3/CdS Emitter

Tayfun Gokmen, Wei Wang, Oki Gunawan, 2014, Advanced materials.

Impact of annealing treatment before buffer layer deposition on Cu2ZnSn(S,Se)4 solar cells

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2015 .

Effect of ammonia etching on structural and electrical properties of Cu2ZnSn(S,Se)4 absorbers

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2015 .

960mV open circuit voltage chalcopyrite solar cell

H. Sugimoto, S. Adachi, N. Sakai, 2015, 2015 IEEE 42nd Photovoltaic Specialist Conference (PVSC).

Evaluation of sputtering damage in Cu2ZnSn(S,Se)4 solar cells with CdS and (Cd,Zn)S buffer layers by photoluminescence measurement

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2015 .

A comparative study on charge carrier recombination across the junction region of Cu2ZnSn(S,Se)4 and Cu(In,Ga)Se2 thin film solar cells

T. Sakurai, K. Akimoto, S. Niki, 2016 .

Efficiency improvement of Cu2ZnSn(S,Se)4 submodule with graded bandgap and reduced backside ZnS segregation

H. Sugimoto, Takuya Kato, N. Sakai, 2014, 2014 IEEE 40th Photovoltaic Specialist Conference (PVSC).

Recent R&D progress in solar frontier's small-sized Cu(InGa)(SeS)2 solar cells

Motoshi Nakamura, H. Sugimoto, K. Yamaguchi, 2014, 2014 IEEE 40th Photovoltaic Specialist Conference (PVSC).

Current status at solar frontier: From fundamental research to industrial mass production of Cd-free Cu(In,Ga)(Se,S)2 solar cell

Motoshi Nakamura, H. Sugimoto, Takuya Kato, 2015, 2015 IEEE 42nd Photovoltaic Specialist Conference (PVSC).

Characterization of Front and Back Interfaces on Cu2ZnSnS4 Thin-Film Solar Cells

H. Sugimoto, T. Kato, N. Sakai, 2012 .

Enhancement of photovoltaic performances of Cu (In,Ga)(S,Se)2 solar cell through combination of heat‐light soaking and light soaking processes

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2018, Progress in Photovoltaics: Research and Applications.

Effect of Alkali Treatment on Photovoltaic Performances of Cu(In,Ga)(S,Se)2 Solar Cells and Their Absorber Quality Analyzed by Urbach Energy and Carrier Recombination Rates

T. Minemoto, Y. Kimoto, H. Sugimoto, 2020 .

Aging Effect of a Cu(In,Ga)(S,Se)2 Absorber on the Photovoltaic Performance of Its Cd‐Free Solar Cell Fabricated by an All‐Dry Process: Its Carrier Recombination Analysis

T. Minemoto, Y. Kimoto, H. Sugimoto, 2019, Advanced Energy Materials.

Characteristics of Zn1−xMgxO:B and its application as transparent conductive oxide layer in Cu(In,Ga)(S,Se)2 solar cells with and without CdS buffer layer

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2019, Solar Energy.

Characterization of Cd-Free Zn1- xMg xO:Al/Zn1- xMg xO/Cu(In,Ga)(S,Se)2 Solar Cells Fabricated by an All Dry Process Using Ultraviolet Light Excited Time-Resolved Photoluminescence.

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2019, ACS applied materials & interfaces.

22%‐efficient Cd‐free Cu(In,Ga)(S,Se)2 solar cell by all‐dry process using Zn0.8Mg0.2O and Zn0.9Mg0.1O:B as buffer and transparent conductive oxide layers

T. Minemoto, Y. Kimoto, H. Sugimoto, 2019, Progress in Photovoltaics: Research and Applications.

Investigation of correlation between open-circuit voltage deficit and carrier recombination rates in Cu(In,Ga)(S,Se)2-based thin-film solar cells

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2018 .

From 20.9 to 22.3% Cu(In,Ga)(S,Se)2 solar cell: Reduced recombination rate at the heterojunction and the depletion region due to K-treatment

H. Sugimoto, T. Yagioka, Takuya Kato, 2017 .

Photocarrier recombination dynamics in Cu2ZnSn(S,Se)4 and Cu(In,Ga)Se2 studied by temperature-dependent time resolved Photoluminescence (TR-PL)

T. Sakurai, K. Akimoto, S. Niki, 2015, 2015 IEEE 42nd Photovoltaic Specialist Conference (PVSC).

Lifetime improvement for high efficiency Cu2ZnSnS4 submodules

H. Sugimoto, Takuya Kato, C. Liao, 2013, 2013 IEEE 39th Photovoltaic Specialists Conference (PVSC).

Achievement of over 17% efficiency with 30×30cm2-sized Cu(InGa)(SeS)2 submodules

T. Aramoto, H. Sugimoto, T. Yagioka, 2011, 2011 37th IEEE Photovoltaic Specialists Conference.

Progress toward 1000mV open-circuit voltage on chalcopyrite solar cell

H. Sugimoto, A. Yamada, H. Hiroi, 2017, 2017 IEEE 44th Photovoltaic Specialist Conference (PVSC).

Progress Toward 1000-mV Open-Circuit Voltage on Chalcopyrite Solar Cells

H. Sugimoto, A. Yamada, H. Hiroi, 2016, IEEE Journal of Photovoltaics.

960-mV Open-Circuit Voltage Chalcopyrite Solar Cell

H. Sugimoto, H. Hiroi, Y. Iwata, 2016, IEEE Journal of Photovoltaics.

Wavelength-dependent J–V characteristics of CuIn1-xGax(S,Se)2 solar cells and carrier recombination

T. Sakurai, K. Akimoto, H. Sugimoto, 2019, Applied Physics Express.

Impact of buffer layer on kesterite solar cells

H. Sugimoto, Takuya Kato, N. Sakai, 2015, 2015 IEEE 42nd Photovoltaic Specialist Conference (PVSC).

Photoluminescence analysis of intragrain defects in multicrystalline silicon wafers for solar cells

K. Araki, T. Saitoh, H. Sugimoto, 2007 .

Development of High Efficiency Cu2ZnSnS4 Solar Cells and Modules

H. Sugimoto, N. Sakai, H. Hiroi, 2011 .

Over 12% efficiency Cu2ZnSn(SeS)4 solar cell via hybrid buffer layer

D. Mitzi, O. Gunawan, Yu Zhu, 2014, Photovoltaic Specialists Conference.

Cd-Free Cu(In,Ga)(Se,S)2 Thin-Film Solar Cell With Record Efficiency of 23.35%

Motoshi Nakamura, Y. Kimoto, H. Sugimoto, 2019, IEEE Journal of Photovoltaics.

Record Efficiency for Thin-Film Polycrystalline Solar Cells Up to 22.9% Achieved by Cs-Treated Cu(In,Ga)(Se,S)2

Takuya Kato, Hiroki Sugimoto, Yoshiaki Hirai, 2019, IEEE Journal of Photovoltaics.

Technology development of high-quality n-type multicrystalline silicon for next-generation ultra-thin crystalline silicon solar cells

T. Saitoh, H. Sugimoto, I. Yamaga, 2009 .

Aluminum‐doped Zn1 − xMgxO as transparent conductive oxide of Cu(In,Ga)(S,Se)2‐based solar cell for minimizing surface carrier recombination

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2017 .

Preliminary Study on Super Radiation-Resistant Mechanical-Stack Triple-Junction Space Solar Cell: PHOENIX

T. Ohshima, M. Imaizumi, T. Takamoto, 2019, Photovoltaic Specialists Conference.

Thin‐film Cu(In,Ga)(Se,S)2‐based solar cell with (Cd,Zn)S buffer layer and Zn1−xMgxO window layer

Takashi Minemoto, Takuya Kato, Hiroki Sugimoto, 2017 .

Photoluminescence analysis of intra-grain defects in cast-grown polycrystalline silicon wafers

T. Saitoh, H. Sugimoto, I. Yamaga, 2006 .

Analysis of Intra-Grain Defects in Multicrystalline Silicon Wafers by Photoluminescence Mapping and Spectroscopy

A. Ogura, H. Sugimoto, Y. Ohshita, 2006 .

20% Efficient Zn0.9Mg0.1O:Al/Zn0.8Mg0.2O/Cu(In,Ga)(S,Se)2 Solar Cell Prepared by All-Dry Process through a Combination of Heat-Light-Soaking and Light-Soaking Processes.

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2018, ACS applied materials & interfaces.

Enhanced Efficiency of Cd-Free Cu(In,Ga)(Se,S)2 Minimodule Via (Zn,Mg)O Second Buffer Layer and Alkali Metal Post-Treatment

Takuya Kato, Hiroki Sugimoto, Takashi Yoshiyama, 2017, IEEE Journal of Photovoltaics.

Determination of deep-level defects in Cu2ZnSn(S,Se)4 thin-films using photocapacitance method

T. Sakurai, K. Akimoto, S. Niki, 2015 .

High-Efficiency Devices With Pure Solution-Processed Cu$_{\bf 2}$ ZnSn(S,Se)$_{\bf 4}$ Absorbers

Tayfun Gokmen, Oki Gunawan, David B. Mitzi, 2014, IEEE Journal of Photovoltaics.

Microscopic and spectroscopic mapping of dislocation-related photoluminescence in multicrystalline silicon wafers

A. Ogura, H. Sugimoto, Y. Ohshita, 2008 .

High efficiency and large volume production of CIS-based modules

H. Sugimoto, 2014, 2014 IEEE 40th Photovoltaic Specialist Conference (PVSC).

Photoluminescence Imaging of Multicrystalline Si Wafers during HF Etching

H. Sugimoto, M. Tajima, 2007 .

Achievement of 16% milestone with 30cm×30cm-sized CIS-based thin-film submodules

T. Aramoto, H. Sugimoto, T. Yagioka, 2010, 2010 35th IEEE Photovoltaic Specialists Conference.

New world record Cu(In, Ga)(Se, S)2 thin film solar cell efficiency beyond 22%

Takuya Kato, Hiroki Sugimoto, Rui Kamada, 2016, 2016 IEEE 43rd Photovoltaic Specialists Conference (PVSC).

Characterization of the Back Contact of CIGS Solar Cell as the Origin of “Rollover” Effect

H. Sugimoto, Kong Fai Tai, H. Hiroi, 2016 .

Evaluation of “rollover” in Cu(In,Ga)(Se,S)2 thin film solar cells using Suns-Vα measurements

Motoshi Nakamura, H. Sugimoto, S. Adachi, 2015, 2015 IEEE 42nd Photovoltaic Specialist Conference (PVSC).

Interfacial modification mechanism by aging effect for high-performance Cd-free and all-dry process Cu(In,Ga)(S,Se)2 solar cells

T. Minemoto, Y. Kimoto, H. Sugimoto, 2020 .

Buffer/Absorber Interface Study on Cu2ZnSnS4 and Cu2ZnSnSe4 Based Solar Cells: Band Alignment and Its Impact on the Solar Cell Performance

H. Sugimoto, N. Sakai, T. Kato, 2013 .

Time-resolved photoluminescence of Cu(In,Ga)(Se,S)2 thin films and temperature dependent current density-voltage characteristics of their solar cells on surface treatment effect

T. Minemoto, H. Sugimoto, Jakapan Chantana, 2017 .