14/05/2008

Accounting practices ultimately affect global economy

How much a particular hill of beans is worth may depend on who’s counting the beans. When it comes to accounting standards in the business world, every bean counts, but the quality of financial reporting differs from country ...

New efficiency record for solar cells

Physicist Bram Hoex and colleagues at Eindhoven University of Technology, together with the Fraunhofer Institute in Germany, have improved the efficiency of an important type of solar cell from 21.9 to 23.2 percent (a relative ...

Study looks at Arizona’s 'Megapolitan' future

Two out of three Americans are expected to live in just 20 “megapolitan” areas in about 30 years, and one of these megapolitans – the Sun Corridor – is in Arizona.

Public Invited to See Nanosoccer Robots in Action in Pittsburgh

Nanosoccer returns to the field later this month, when the National Institute of Standards and Technology hosts for the second time the world’s most Lilliputian sport. Three student teams will participate in a public exhibition ...

Disorder Enables Extreme Sensitivity in Piezoelectric Materials

A research team working at the National Institute of Standards and Technology has found an explanation for the extreme sensitivity to mechanical pressure or voltage of a special class of solid materials called relaxors. The ...

Spin Control: New Technique Sorts Nanotubes by Length

Researchers at the National Institute of Standards and Technology (NIST) have reported a new technique to sort batches of carbon nanotubes by length using high-speed centrifuges. Many potential applications for carbon nanotubes ...

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