Archive: 05/29/2013

Coupled particles cross energy wall

For the first time, a new kind of so-called Klein tunnelling-representing the quantum equivalent of crossing an energy wall- has been presented in a model of two interacting particles. This work by Stefano ...

dateMay 29, 2013 in General Physics
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Scientist documents wetland losses

(Phys.org) —Wetlands in eastern North and South Dakota are shrinking at a rapid pace, according to professor Carol Johnston of the South Dakota State University Natural Resource Management Department.

dateMay 29, 2013 in Environment
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Tightest job market ever for China's college grads

(AP)—Chemistry student Jiang Wenying graduated three years ago and decided the job market was so tough she might as well go back to school for a graduate degree. Now she's finding it even worse, in what ...

dateMay 29, 2013 in Business
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