Electronic properties of the Cu 2ZnSn(Se,S) 4 absorber layer in solar cells as revealed by admittance spectroscopy and related methods
- Oki Gunawan
- Tayfun Gokmen
- et al.
- 2012
- Applied Physics Letters
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96 results for Oki Gunawan
Low band gap liquid-processed CZTSe solar cell with 10.1% efficiency
- Santanu Bag
- Oki Gunawan
- et al.
- 2012
- Energy and Environmental Science
Solution-processed Cu(In,Ga)(S,Se)2 absorber yielding a 15.2% efficient solar cell
- Teodor K. Todorov
- Oki Gunawan
- et al.
- 2012
- Progress in Photovoltaics
High efficiency Cu 2ZnSn(S xSe 1-x) 4 thin film solar cells by thermal co-evaporation
- Byungha Shin
- Kejia Wang
- et al.
- 2011
- PVSC 2011
A high efficiency electrodeposited Cu 2ZnSnS 4 solar cell
- Shafaat Ahmed
- Kathleen B. Reuter
- et al.
- 2011
- Advanced Energy Materials
Thin film solar cell with 8.4% power conversion efficiency using an earth-abundant Cu2ZnSnS4 absorber
- Byungha Shin
- Oki Gunawan
- et al.
- 2011
- Progress in Photovoltaics
Device characteristics of a 10.1% hydrazine-processed Cu 2ZnSn(Se,S) 4 solar cell
- D. Aaron R. Barkhouse
- Oki Gunawan
- et al.
- 2011
- Progress in Photovoltaics
Progress towards marketable earth-abundant chalcogenide solar cells
- Teodor Todorov
- Oki Gunawan
- et al.
- 2011
- Thin Solid Films
Slurry-based processing of high-performance CZTSSe photovoltaic absorber layers
- David B. Mitzi
- Teodor K. Todorov
- et al.
- 2011
- ACS National Meeting 2011
Defects in Cu(In,Ga)Se 2 chalcopyrite semiconductors: A comparative study of material properties, defect states, and photovoltaic performance
- Qing Cao
- Oki Gunawan
- et al.
- 2011
- Advanced Energy Materials