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Optical tractor beam traps bacteria

Until recently, if scientists wanted to study blood cells, algae, or bacteria under the microscope, they had to mount these cells on a substrate such as a glass slide. Physicists at Bielefeld and Frankfurt Universities have ...

dateDec 13, 2016 in Optics & Photonics
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With great power comes great laser science

It is a very unusual kind of laser: researchers at the photonics institute at TU Wien (Vienna) have built a device which emits ultrashort flashes of infrared light with extremely high energy. "It is very hard to combine these ...

dateSep 13, 2016 in Optics & Photonics
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