Organic 2-D films could lead to better solar cells

(PhysOrg.com) -- Solar cells made from organic materials are inexpensive, lightweight and flexible, but their performance lags behind cells that contain silicon or other inorganic materials. Cornell chemist William Dichtel ...

Expanding the degrees of surface freezing

(PhysOrg.com) -- As part of the quest to form perfectly smooth single-molecule layers of materials for advanced energy, electronic, and medical devices, researchers at the U.S. Department of Energy's Brookhaven National Laboratory ...

Single-crystal films could advance solar cells (w/ Video)

(PhysOrg.com) -- Cornell researchers have developed a new method to create a patterned single-crystal thin film of semiconductor material that could lead to more efficient photovoltaic cells and batteries.

Mechanical devices stamped on plastic

(PhysOrg.com) -- Microelectromechanical devices -- tiny machines with moving parts -- are everywhere these days: they monitor air pressure in car tires, register the gestures of video game players, and reflect light onto ...

How 'random' lasers work

When University of Utah scientists discovered a new kind of laser that was generated by an electrically conducting plastic or polymer, no one could explain how it worked and some doubted it was real. Now, a decade later, ...

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