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Solar & Alternative Energy

Boosting solar-cell efficiency with quantum-dot-based nanotechnology
Inserting indium arsenide quantum dots into crystalline III-V semiconductor-based photovoltaics results in both enhanced short-circuit current and improved efficiency.
Top SPIE Newsroom articles from the previous month, and papers from SPIE Journals and Conference Proceedings.
4 February 2010
Aluminum-doped zinc oxide provides a promising alternative to both fluorine-doped tin oxide and indium tin oxide for microcrystalline and amorphous thin-film photovoltaics.
8 February 2010
Efficient light trapping using localized surface plasmons in metal nanoparticles depends critically on optimizing particle properties.
7 January 2010
Combining electrochemical etching with texturing technology leads to enhanced photovoltaic performance.
7 January 2010
Because of optical microcavity effects, using thin nonpatterned metal films instead of indium tin oxide in organic solar cells can result in similar efficiencies.
28 December 2009
Incorporating molecules with special optical properties into thin, dye-sensitized solar cells brings the practical application of these photovoltaics one step closer.
8 December 2009
 
VIDEOS & WEBCASTS

The Solar Electric Light Fund (SELF) is a non-profit focused on promoting, developing, and facilitating solar electrification of rural communities.

New York Times
30 January 2010
SPIE Headlines