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physics.optics2024
All-optical Saddle Trap
Daniel Tandeitnik, Oscar Kremer, Felipe Almeida +3
The superposition of frequency-shifted Laguerre-Gauss modes can produce a rotating saddle-like intensity profile. When spinning fast enough, the optical forces produced by this str…
quant-ph2024★ 17 cited
All electrical cooling of an optically levitated nanoparticle
Oscar Kremer, Igor Califrer, Daniel Tandeitnik +3
We implement an all electrical controller for 3D feedback cooling of an optically levitated nanoparticle capable of reaching sub-Kelvin temperatures for the center of mass motion.…