JUNE 8-13, 2014 • DENVER, COLORADO
85
TECHNICAL PROGRAM
Area 2 - Orals
1:30 - 3:00 PM
MR 502-504
Kesterite 2
Chair(s): Ayodhya Tiwari, Glenn Teeter
1:30
(242) Defect characterization in Cu
2
ZnSnSe
4
-
CdS-ZnO solar cells
Guy Brammmertz
1,2
, Souhaib Oueslati
1,2,3,4
, Marie
Buffiere
5,6
, Jonas Bekaert
7
, Christine Koeble
8
, Marc
Meuris
1,2
, Jef Poortmans
5,6
1
imec division IMOMEC - partner in Solliance,
Diepenbeek, Belgium,
2
Institute for Material
Research (IMO) Hasselt University, Diepenbeek,
Belgium,
3
KACST-Intel Consortium Center of
Excellence in Nano-manufacturing Applications
(CENA), Riyadh, Saudi Arabia,
4
Department of
Physics, Faculty of Sciences of Tunis, El Maner,
Tunisia,
5
imec, Heverlee, Belgium,
6
Department
of Electrical Engineering, KU Leuven, Heverlee,
Belgium,
7
Condensed Matter Theory group,
Department of Physics, University of Antwerp,
Antwerp, Belgium,
8
Helmholtz-Zentrum Berlin für
Materialien und Energie GmbH, Berlin, Germany
2:00
(243) Vacuum-Free Preparation of
Cu
2
ZnSn(S,Se)
4
Solar Cells - Comparison Of
SnSe
2
And Elemental Se As Se-Source
Thomas Schnabel, Tobias Abzieher, Erik Ahlswede
Centre for Solar Energy and Hydrogen Research,
Stuttgart, Germany
2:15
(244) Efficiency Improvement of Cu
2
ZnSn(S,Se)
4
Submodule with Graded Band Gap and Reduced
Backside ZnS Segregation
Takuya Kato
1,2
, Noriyuki Sakai
1,2
, Hiroki Sugimoto
1,2
1
Energy Solution Business Center, Showa Shell
Sekiyu K.K., Atsugi, Kanagawa, Japan,
2
Atsugi
Research Center, Solar Frontier K.K., Atsugi,
Kanagawa, Japan
2:30
(245) Impact of Cu Content in High Performance
Cu
2
ZnSn(Se,S)
4
Solar Cells
Oki Gunawan, Wei Wang, Tayfun Gokmen, Teodor
Todorov, David Mitzi
IBM T. J. Watson Research Center, Yorktown
Heights, NY, USA
2:45
(246) Photoelectron Spectroscopy, and
Photovoltaic Device Study of Cu
2
ZnSnSe
4
and
ZnO
x
S
1-x
Buffer Layer Interface
K. Xerxes Steirer, Rebekah Garris, Carolyn Beall,
Ana Kanevce, Ingrid Repins, Glenn Teeter, Craig
Perkins
National Renewable Energy Laboratory, Golden,
CO, USA
