Physical and chemical aspects at the interface and in the bulk of CuInSe 2-based thin-film photovoltaics

S Ishizuka, J Nishinaga, K Beppu, T Maeda… - Physical Chemistry …, 2022 - pubs.rsc.org
Chalcopyrite CuInSe2 (CISe)-based thin-film photovoltaic solar cells have been attracting
attention since the 1970s. The technologies of CISe-based thin-film growth and device …

Device design for high-performance bifacial Cu (In, Ga) Se2 solar cells under front and rear illuminations

T Nishimura, J Chantana, A Mavlonov, Y Kawano… - Solar Energy, 2021 - Elsevier
For bifacial solar cells, a gain of 10–50% of the electric power generation by harvesting
albedo radiation is expected compared with mono-facial solar cells. Cu (In, Ga) Se 2 …

Toward Understanding Chalcopyrite Solar Cells via Advanced Characterization Techniques

S Bae, JH Kim, HS Lee, BK Min - Advanced Materials Interfaces, 2022 - Wiley Online Library
In response to global environmental concerns, the importance of renewable energy,
especially photovoltaic technology, is widely emphasized. As such, various efforts are made …

Application of Two-Dimensional MoSe2 Atomic Layers to the Lift-Off Process for Producing Light-Weight and Flexible Bifacial Cu(In, Ga)Se2 Solar Cells

T Nishimura, N Hamada, J Chantana… - ACS Applied Energy …, 2020 - ACS Publications
The application of two-dimensional MoSe2 atomic layers to the lift-off process is proposed
for the preparation of light-weight and flexible bifacial Cu (In, Ga) Se2 (CIGS) solar cells. The …

8.0% Efficient Submicron CuIn(S,Se)2 Solar Cells on Sn:In2O3 Back Contact via a Facile Solution Process

Y Gao, G Yin, Y Li, T Köhler, J Lucaßen… - ACS Applied Energy …, 2022 - ACS Publications
High-performance chalcopyrite solar cells have been fabricated on transparent conductive
oxide (TCO) back contact through an environmentally benign solution, showing great …

Transparent electrode and buffer layer combination for reducing carrier recombination and optical loss realizing over a 22%-efficient Cd-free alkaline-treated Cu (In …

J Chantana, Y Kawano, T Nishimura… - … applied materials & …, 2020 - ACS Publications
The structures of K or Cs alkaline-treated Cu (In, Ga)(S, Se) 2 (CIGSSe) solar cells are
developed, and their carrier recombination rates are scrutinized. It is determined that short …

Doping of Sb into Cu2ZnSn(S,Se)4 absorber layer via Se&Sb2Se3 co-selenization strategy for enhancing open-circuit voltage of kesterite solar cells

B Zhao, Y Deng, L Cao, J Zhu, Z Zhou - Frontiers in Chemistry, 2022 - frontiersin.org
Kesterite-structured Cu2ZnSn (S, Se) 4 (CZTSSe) thin film photovoltaics have attracted
considerable attention in recent years because of its low-cost and eco-friendly raw material …

Silver-alloyed wide-gap CuGaSe2 solar cells

T Nishimura, A Doi, J Chantana, A Mavlonov… - Solar Energy, 2021 - Elsevier
Crystal growth promotion for CuGaSe 2 (CGSe) photovoltaic absorber by silver (Ag)-addition
is demonstrated, enhancing device performance for wide-gap CGSe solar cells. By …

Formation of Native Inx(O,S)y Buffer through Surface Oxidation of Cu(In,Ga)(S,Se)2 Absorber for Significantly Enhanced Conversion Efficiency of Flexible and Cd …

J Chantana, Y Kawano, T Nishimura, A Mavlonov… - Solar …, 2022 - Wiley Online Library
Herein, flexible, Cd‐free, and all‐dry process Cu (In, Ga)(S, Se) 2 (CIGSSe) solar cells on
stainless steel (SUS) substrates are developed with manufacturing CIGSSe absorbers …

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

T Nishimura, J Chantana, Y Kawano, A Yamada… - Applied Physics …, 2020 - pubs.aip.org
Modification of the hetero-junction interface in Cd-free and all-dry process Cu (In, Ga)(S, Se)
2 (CIGSSe) solar cells by introducing the aging process for the bare CIGSSe films is …