https://hackerpaper.kaipfister.de/p/1606.08795/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMThttps://news.ycombinator.com/item?id=13378899urn:hackerpapers:mention:1606.08795:13378899Thu, 12 Jan 2017 00:41:16 GMT<p>arXiv: https://arxiv.org/pdf/1606.08795.pdf By the way, this group achieved ground-state cooling of a very similar mechanical oscillator back in 2011. &quot;Sideband cooling of micromechanical motion to the quantum ground state&quot; http://www.nature.com/nature/journal/v475/n7356/abs/nature10... arXiv: https://arxiv.org/abs/1103.2144 Both oscillators were of roughly the same frequency (10 MHz) and size (~15 nm diameter aluminum disc). In terms of phonon occupation number, things improved from 0.34 to 0.19. They emphasize in this new paper that they were able to get colder by using a squeezed vacuum…</p><p><a href="https://hackerpaper.kaipfister.de/p/1606.08795/">Paper and discussion history</a>. A mention is not an endorsement.</p>quant-ph