Thursday, May 30, 2013

Solar paint: Harvesting light

The addition of squaraine dye improves a polymer bulk heterojunction solar cell in two main ways: it extends the spectral absorption of the cell to longer wavelengths and it introduces an energy transfer process for excitons that are photogenerated in P3HT.

Nature Photonics 7, 425–426 (2013) doi:10.1038/nphoton.2013.130

Monday, May 20, 2013

A Warning to Beer Drinkers!!

A Warning to Beer Drinkers
Recent research report found that, arsenic has been added in the beer filtration process. It is known that, In 2008, Italian beer withhold high level of arsenic. It is very important to note that, arsenic is highly dangerous element to the human beings.
To read the full article : Click Here 
Another Original Article: Arsenic, Cadmium and Lead in Beers from the Italian Market