Spin-manipulated nanoscopy for single nitrogenvacancy center localizations in nanodiamonds

查看全文 作　　者：Martina [1]Barbiero;Stefania [2]Castelletto;Xiaosong [3]Gan;Min [1]Gu

机构地区：[1]Laboratory of Artificial-Intelligence Nanophotonics,School of Science,RMIT University,Melbourne,Victoria 3001,Australia;[2]School of Engineering,RMIT University,Melbourne,Victoria 3000,Australia;[3]Center for Micro-Photonics,Faculty of Science,Engineering and Technology,Swinburne University of Technology,PO Box 218,Hawthorn,Victoria 3122,Australia

出　　处：《Light(Science & Applications)》索引2017年第6卷第1期,共7页

基　　金：the Australian Research Council Laureate Fellowship project(FL100100099). 摘　　要：Due to their exceptional optical and magnetic properties,negatively charged nitrogen-vacancy(NV−)centers in nanodiamonds(NDs)have been identified as an indispensable tool for imaging,sensing and quantum bit manipulation.The investigation of the emission behaviors of single NV−centers at the nanoscale is of paramount importance and underpins their use in applications ranging from quantum computation to super-resolution imaging.Here,we report on a spin-manipulated nanoscopy method for nanoscale resolutions of the collectively blinking NV−centers confined within the diffraction-limited region.Using wide-field localization microscopy combined with nanoscale spin manipulation and the assistance of a microwave source tuned to the optically detected magnetic resonance(ODMR)frequency,we discovered that two collectively blinking NV−centers can be resolved.Furthermore,when the collective emitters possess the same ground state spin transition frequency,the proposed method allows the resolving of each single NV−center via an external magnetic field used to split the resonant dips.In spin manipulation,the three-level blinking dynamics provide the means to resolve two NV−centers separated by distances of 23 nm.The method presented here offers a new platform for studying and imaging spin-related quantum interactions at the nanoscale with superresolution techniques. 关键词：NANODIAMONDS nanoscale microscopy nitrogen-vacancy color centers optically detected magnetic resonance

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Spin-manipulated nanoscopy for single nitrogenvacancy center localizations in nanodiamonds

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