Optimized III-V Multijunction Concentrator Solar Cells on Patterned Si and Ge Substrates: Final Technical Report, 15 September 2004--30 September 2006

Technical Report · Sat Nov 01 00:00:00 EDT 2008

DOI:https://doi.org/10.2172/942086· OSTI ID:942086

Ringel, S A

Goal is to demo realistic path to III-V multijunction concentrator efficiencies > 40% by substrate-engineering combining compositional grading with patterned epitaxy for small-area cells for high concentration.

• Research Organization: National Renewable Energy Lab. (NREL), Golden, CO (United States)
• Sponsoring Organization: USDOE
• DOE Contract Number: AC36-99-GO10337
• OSTI ID: 942086
• Report Number(s): NREL/SR-520-44250; XAT-4-33624-14; TRN: US200902%%89
• Resource Relation: Related Information: Work performed by The Ohio State University, Columbus, Ohio
• Country of Publication: United States
• Language: English

Related Subjects

14 SOLAR ENERGY
36 MATERIALS SCIENCE
BUFFERS
CONCENTRATION RATIO
CONCENTRATOR SOLAR CELLS
CONCENTRATORS
DISLOCATIONS
EFFICIENCY
EPITAXY
RESEARCH PROGRAMS
SOLAR CELLS
SUBSTRATES
THERMAL CONDUCTIVITY
PV
III-V MULTIJUNCTION CONCENTRATOR
GE SUBTRATE
LATTICE MATCH
DUAL JUNCTION
PATTERNED SI:GE/SI
COMPOSITIONAL GRADING
INGAP/INGAAS
SMALL AREA
Solar Energy - Photovoltaics