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1. oliculipolicula · 1790380224 · focus · HN ↗

   "Insiders" (ahem why does OP think this is interesting ) chip in on the following and others? They could also be standard, but I an likely much more wrong about how interesting they are?

   1) frequency upconverted light with BBO generates photocurrents (But it doesn't seem like the measurement itself is "quantum-enhanced"? As I understand it the process generates entangled photon pairs?)

   2)etching gold with very mild chemicals (KI would be a health supplement after your nuclear apocalypse. YBCO in your cup of phosphoric acid doesn't seem so bad either)

   3) <a href="https:&#x2F;&#x2F;www.colorado.edu&#x2F;conference&#x2F;bss&#x2F;media&#x2F;4149" rel="nofollow">https:&#x2F;&#x2F;www.colorado.edu&#x2F;conference&#x2F;bss&#x2F;media&#x2F;4149

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