The path towards a high-performance solution-processed kesterite solar cell

DB Mitzi, O Gunawan, TK Todorov, K Wang… - Solar Energy Materials …, 2011 - Elsevier
Despite the promise of thin-film Cu (In, Ga)(S, Se) 2 (CIGSSe) chalcopyrite and CdTe
photovoltaic technologies with respect to reducing cost per watt of solar energy conversion …

Energetic I–III–VI 2 and I 2–II–IV–VI 4 nanocrystals: synthesis, photovoltaic and thermoelectric applications

FJ Fan, L Wu, SH Yu - Energy & Environmental Science, 2014 - pubs.rsc.org
Due to the promising applications in low-cost and high performance photovoltaic and
thermoelectric devices, there has been a booming development of syntheses of colloidal I–III …

Classification of Lattice Defects in the Kesterite Cu2ZnSnS4 and Cu2ZnSnSe4 Earth‐Abundant Solar Cell Absorbers

S Chen, A Walsh, XG Gong, SH Wei - Advanced materials, 2013 - Wiley Online Library
The kesterite‐structured semiconductors Cu2ZnSnS4 and Cu2ZnSnSe4 are drawing
considerable attention recently as the active layers in earth‐abundant low‐cost thin‐film …

Kesterites—a challenging material for solar cells

S Siebentritt, S Schorr - Progress in photovoltaics: Research …, 2012 - Wiley Online Library
ABSTRACT Kesterite materials (Cu2ZnSn (S, Se) 4) are made from non‐toxic, earth‐
abundant and low‐cost raw materials. We summarise here the structural and electronic …

Study of polycrystalline Cu2ZnSnS4 films by Raman scattering

PA Fernandes, PMP Salomé, AF Da Cunha - Journal of alloys and …, 2011 - Elsevier
Abstract Cu 2 ZnSnS 4 (CZTS) is a p-type semiconductor that has been seen as a possible
low-cost replacement for Cu (In, Ga) Se 2 in thin film solar cells. So far compound has …

Intrinsic point defects and complexes in the quaternary kesterite semiconductor

S Chen, JH Yang, XG Gong, A Walsh, SH Wei - Physical Review B …, 2010 - APS
Current knowledge of the intrinsic defect properties of Cu 2 ZnSnS 4 (CZTS) is limited, which
is hindering further improvement of the performance of CZTS-based solar cells. Here, we …

Thermally evaporated Cu2ZnSnS4 solar cells

K Wang, O Gunawan, T Todorov, B Shin… - Applied Physics …, 2010 - pubs.aip.org
High efficiency Cu 2 ZnSnS 4 solar cells have been fabricated on glass substrates by
thermal evaporation of Cu, Zn, Sn, and S. Solar cells with up to 6.8% efficiency were …

Compositional dependence of structural and electronic properties of CuZnSn(S,Se) alloys for thin film solar cells

S Chen, A Walsh, JH Yang, XG Gong, L Sun… - Physical Review B …, 2011 - APS
A thin-film solar cell based on Cu 2 ZnSn (S, Se) 4 (CZTSSe) alloy was recently found to
exhibit a light to electricity conversion efficiency of 10%, making it competitive with the more …

Crystal and electronic band structure of Cu2ZnSnX4 (X= S and Se) photovoltaic absorbers: First-principles insights

S Chen, XG Gong, A Walsh, SH Wei - Applied Physics Letters, 2009 - pubs.aip.org
The structural and electronic properties of Cu 2 ZnSnS 4 and Cu 2 ZnSnSe 4 are studied
using first-principles calculations. We find that the low energy crystal structure obeys the …

Electronic structure and stability of quaternary chalcogenide semiconductors derived from cation cross-substitution of II-VI and compounds

S Chen, XG Gong, A Walsh, SH Wei - Physical Review B—Condensed Matter …, 2009 - APS
Sequential cation cross-substitution in zinc-blende chalcogenide semiconductors, from
binary to ternary to quaternary compounds, is systematically studied using first-principles …