Improvement of n-type nc-3C-SiC:H heterojunction emitter for c-Si solar cells

被引:0
作者
Shimizu, Kazuki [1 ]
Omondi, Ateto Eric [1 ]
Irikawa, Junpei [1 ]
Miyajima, Shinsuke [1 ]
Konagai, Makoto [1 ,2 ]
机构
[1] Tokyo Inst Technol, Dept Phys Elect, Meguro Ku, Tokyo 1528552, Japan
[2] Tokyo Inst Technol, Photovolta Res Ctr PVREC, Meguro Ku, Tokyo 1528552, Japan
来源
2014 IEEE 40TH PHOTOVOLTAIC SPECIALIST CONFERENCE (PVSC) | 2014年
关键词
minority carrier lifetime; heterojunction silicon solar cells; plasma enhanced chemical vapor deposition; CHEMICAL-VAPOR-DEPOSITION; SILICON;
D O I
暂无
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
We optimized an n-type hydrogenated nanocrystalline cubic silicon carbide (nc-3C-SiC:H) emitter by changing the plasma power density and monomethylsilane (MMS) flow rate during buffer layer deposition. Quasi-steady state photoconductance (QSSPC) method was carried out to measure the effective lifetime and implied open circuit voltage (implied-V-oc). The implied-V-oc above 0.7 V was achieved with the plasma power density of 1.6 W/cm(2) and MMS flow rate of 2.75 sccm. These result indicates that the properties of n-type nc-3C-SiC:H emitter strongly depend on the deposition condition of a-SiC:H buffer layer.
引用
收藏
页码:1253 / 1256
页数:4
相关论文
共 16 条
[11]   20.1%-Efficient crystalline silicon solar cell with amorphous silicon rear-surface passivation [J].
Schaper, M ;
Schmidt, J ;
Plagwitz, H ;
Brendel, R .
PROGRESS IN PHOTOVOLTAICS, 2005, 13 (05) :381-386
[12]   Quasi-steady-state photoconductance, a new method for solar cell material and device characterization [J].
Sinton, RA ;
Cuevas, A ;
Stuckings, M .
CONFERENCE RECORD OF THE TWENTY FIFTH IEEE PHOTOVOLTAIC SPECIALISTS CONFERENCE - 1996, 1996, :457-460
[13]   Optimization of p-Type Hydrogenated Microcrystalline Silicon Oxide Window Layer for High-Efficiency Crystalline Silicon Heterojunction Solar Cells [J].
Sritharathikhun, Jaran ;
Jiang, Fangdan ;
Miyajima, Shinsuke ;
Yamada, Akira ;
Konagai, Makoto .
JAPANESE JOURNAL OF APPLIED PHYSICS, 2009, 48 (10) :1016031-1016035
[14]  
Taguchi M, 2000, PROG PHOTOVOLTAICS, V8, P503, DOI 10.1002/1099-159X(200009/10)8:5<503::AID-PIP347>3.0.CO
[15]  
2-G
[16]   24.7% Record Efficiency HIT Solar Cell on Thin Silicon Wafer [J].
Taguchi, Mikio ;
Yano, Ayumu ;
Tohoda, Satoshi ;
Matsuyama, Kenta ;
Nakamura, Yuya ;
Nishiwaki, Takeshi ;
Fujita, Kazunori ;
Maruyama, Eiji .
IEEE JOURNAL OF PHOTOVOLTAICS, 2014, 4 (01) :96-99