Title :
Enhanced spin-based sensing using light trapping in a bulk diamond system
Author :
Clevenson, Hannah ; Schroder, Tim ; Trusheim, Matthew E. ; Englund, Dirk ; Braje, Danielle
Author_Institution :
Massachusetts Inst. of Technol., Cambridge, MA, USA
Abstract :
We introduce a room-temperature diamond magnetometer based on a multi-pass cell design. We estimate that we address ~ 1010 nitrogen vacancy centers, achieving a sensitivity of 93 nT/√Hz while predicting a shot-noise-limited sensitivity of 25 fT/√Hz.
Keywords :
V-centres; diamond; elemental semiconductors; magnetic sensors; magnetometers; nitrogen; shot noise; vacancies (crystal); wide band gap semiconductors; C:N; bulk diamond system; diamond magnetometer; enhanced spin-based sensing; light trapping; multipass cell design; nitrogen vacancy centers; shot-noise-limited sensitivity; temperature 293 K to 298 K; Current measurement; Diamonds; Laser beams; Magnetometers; Measurement by laser beam; Optical variables measurement; Sensors;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
