WebFeb 1, 2024 · Critical to these photonic cooling approaches is the use of low-entropy coherent radiation from lasers, which makes the cooling process thermodynamically feasible4–6. Recent theoretical work7 ... WebNov 27, 2024 · Passive daytime radiative cooling presents a promising low-cost refrigeration solution but has thus far relied on specialized nanophotonic structures. Here Bhatia et al. show a directional ...
Photonic refrigeration from time-modulated thermal …
WebFeb 21, 2024 · Photonic Refrigeration from Time-Modulated Thermal Emission Phys Rev Lett. 2024 Feb 21;124(7):077402. doi: 10.1103/PhysRevLett.124.077402. Authors Siddharth Buddhiraju 1 , Wei Li 1 , Shanhui Fan 1 Affiliation 1 Ginzton Laboratory, Department of Electrical Engineering, Stanford ... WebAug 31, 2024 · Nanostructured materials, such as metamaterials and photonic architectures, offer new opportunities for shaping the infrared thermal spectrum and improving the … fisher scientific lab tape
Laser refrigeration, alignment and rotation of levitated Yb3+:YLF ...
WebFIG. 2. (a) Physical structure to demonstrate active cooling as induced by modulation. The cold side is maintained at a temperature Tc = 290 K. The structure consists of a Bragg mirror with 1 = 14 (blue) and 2 = 4 (yellow) layers, each 1 µm thick. In the Bragg mirror, two defects are introduced with thicknesses 1.8 µm (defect 1) and 1.6 µm (defect 2). The material … WebMay 30, 2024 · Photonic refrigeration from time-modulated thermal emission Siddharth Buddhiraju, Wei Li, and Shanhui Fan Ginzton Laboratory, Department of Electrical Engineering, Stanford University, Stanford, CA (Dated: May 30, 2024) Active photonic cooling is of signi cant importance to realize robust, compact, vibration-free, all-solid-state … WebSep 29, 2024 · Nature Photonics - A nanocryostat is realized through the refrigeration of levitated Yb3+:YLF nanocrystals to 130 K using anti-Stokes fluorescence cooling, while … fisher scientific lab oven