Magnetic actuation and feedback cooling of a cavity optomechanical torque sensor

Autor: P. H. Kim, B. D. Hauer, T. J. Clark, F. Fani Sani, M. R. Freeman, J. P. Davis
Jazyk: angličtina
Rok vydání: 2017
Předmět:
Zdroj: Nature Communications, Vol 8, Iss 1, Pp 1-6 (2017)
Druh dokumentu: article
ISSN: 2041-1723
DOI: 10.1038/s41467-017-01380-z
Popis: Although optomechanics enables precision metrology, measurements beyond mechanical properties often require hybrid devices. Here, Kim et al. demonstrate that a ferromagnetic needle integrated with a torsional resonator can determine the magnetic properties and amplify or cool the resonator motion.
Databáze: Directory of Open Access Journals