Showing posts with label Links. Show all posts
Showing posts with label Links. Show all posts

Tuesday, February 3, 2009

Thursday, January 29, 2009

Low Cost, High Efficiency Tandem Silicon Solar Cells

Wladek Walukiewicz, Joel Ager, and Kin Man Yu of Berkeley Lab have developed high-efficiency solar cells that leverage the well-established design and manufacturing technology of silicon cells while delivering the performance previously achievable only by far more complex and expensive tandem solar cells.

Monday, January 26, 2009

Note on CEC Ratings for Modules.

Here's a list of CEC ratings from California.

Here's a description of "derating" of Energy Output. In other words, the panels aren't perfect, here's how to estimate actual output to AC from DC.

Wednesday, September 3, 2008

Somewhat depressing article behind the link.

www.ChrisMartenson.com

"The way I see it, our markets are now largely out of the hands of “investors” and are mainly controlled by large trading funds, which use “black box” computers to trade the markets in a very highly-aggressive and rapid fashion. I have it on pretty good authority that there is a single hedge fund (just one) that constitutes 10% of all shares traded on any given day."