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General : No Sign Of Piranha Population In Klau Dam Yet – DOF

PUTRAJAYA, Sept 17 (Bernama) -- The Department of Fisheries (DOF) said today there is no evidence yet of an established or breeding piranha population in the Klau Dam, Raub, following the catch of a fish suspected to be of the species on Aug 26.

We haven't written up this one. Bernama has the full story — the link below goes straight to it.

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Metasurface optical device boosts nonlinear frequency conversion

Nanostructured device efficiently transforms light into different frequencies – including those at technologically important near-infrared wavelengths The post Metasurface optical device boosts…

  • Scientists in Austria and US develop efficient light frequency conversion device
  • Metasurface and multi-quantum wells enhance nonlinear electron oscillations
  • Improves intensity and conversion rates for telecommunications and photonics

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