Archive: 11/22/2010

Damaging graphene to create a band gap

(PhysOrg.com) -- "Graphene offers a lot of interesting potential applications for nanoelectronics," Florian Banhart tells PhysOrg.com, "but there is no band gap. This is a well-known problem. Without the band gap, switch ...

Nov 22, 2010 feature
3.2 / 5 (9) 2 | with audio podcast

30 new gene variants linked to Crohn's disease

An international team of scientists, including researchers from Karolinska Institutet, Sweden, have found 30 new gene variants associated with the risk of Crohns disease. The results of the study provide valuable insight ...

Nov 22, 2010
5 / 5 (1) 1

The Amazon: from wetland to river

(PhysOrg.com) -- How do you turn a mega wetland into the world's largest river? By continental tilting, suggests an international team led by a University of Sydney group.

Nov 22, 2010
5 / 5 (1) 0 | with audio podcast

End to cheap coal closer than we thought?

(PhysOrg.com) -- A report entitled "The End of Cheap Coal," published in the journal Nature by Richard Heinberg and David Fridley, suggests we may reach peak coal in the next two decades.

Nov 22, 2010 report
4 / 5 (16) 33 | with audio podcast

Enhancing the efficiency of wind turbines

A milestone in the history of renewable energy occurred in the year 2008 when more new wind-turbine power generation capacity was added in the U.S. than new coal-fired power generation. The costs of producing power with wind ...

Nov 22, 2010
3.6 / 5 (5) 0 | with audio podcast