News tagged with electric field

Carving diamonds for optical components

Thanks to a new technique developed at EPFL, optical diffraction gratings can now be made out of pure diamond, with their surfaces smoothed down to the very last atom. These new devices can be used to alter the wavelength ...

dateSep 05, 2017 in Optics & Photonics
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Shock front probed by protons

A shock front is usually considered as a simple discontinuity in density or pressure. Yet in strongly shocked gases, the atoms are ionized into electrons and ions. The large difference in the electron pressure across the ...

dateAug 11, 2017 in General Physics
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