Dear all, Scully's PRL is kind of a scoop or kind of an interesting idea as I can see. The other 3 links seem interesting to the group as well. Alán Aspuru-Guzik | Assistant Professor Harvard University | Department of Chemistry and Chemical Biology 12 Oxford Street, Room M113 | Cambridge, MA 02138 (617)-384-8188 | http://aspuru.chem.harvard.edu ---------- Forwarded message ---------- From: Charles Stromeyer &lt;cfstrom(a)hotmail.com&gt; Date: Thu, Jun 10, 2010 at 6:59 AM Subject: New quantum limit for PV solar cell efficiency, etc. To: alan(a)aspuru.com, aspuru(a)chemistry.harvard.edu, bulovic(a)mit.edu, slloyd(a)mit.edu, ajhe(a)physics.ucsb.edu, gscholes(a)chem.utoronto.ca Hello, This new paper shows via quantum coherence that there is a quantum limit for PV solar cell efficiency which is higher than the classical limit: http://prl.aps.org/abstract/PRL/v104/i20/e207701 Also, here is a news story about the discovery that a top layer of vertical optical fiber bristles can double the power efficiency of polymer PV solar cells: http://www.technologyreview.com/energy/25288/ Further, it might be possible to harness plasmonic effects to make polymer PV cells more efficient: http://www.nature.com/nphoton/journal/vaop/ncurrent/abs/nphoton.2010.121.ht… Best, Charles Stromeyer Jr. cstromeyer(a)post.harvard.edu ------------------------------ The New Busy is not the old busy. Search, chat and e-mail from your inbox. Get started.<http://www.windowslive.com/campaign/thenewbusy?ocid=PID28326::T…