This work presents a method for the three-dimensional localization of individual shallow NV center in diamond,leveraging the near-field quenching effect of a gold tip.Our experimental setup involves the use of an atom...This work presents a method for the three-dimensional localization of individual shallow NV center in diamond,leveraging the near-field quenching effect of a gold tip.Our experimental setup involves the use of an atomic force microscope to precisely move the gold tip close to the NV center,while simultaneously employing a home-made confocal microscope to monitor the fluorescence of the NV center.This approach allows for lateral super-resolution,achieving a full width at half maximum(FWHM)of 38.0 nm and a location uncertainty of 0.7 nm.Additionally,we show the potential of this method for determining the depth of the NV centers.We also attempt to determine the depth of the NV centers in combination with finite-difference time-domain(FDTD)simulations.Compared to other depth determination methods,this approach allows for simultaneous lateral and longitudinal localization of individual NV centers,and holds promise for facilitating manipulation of the local environment surrounding the NV center.展开更多
基金supported by the funding provided by the Educational Commission of Hubei Province (B2020298)the Natural Science Foundation of Hubei Province (2021CFB212)the Youth Innovation Promotion Association of Chinese A cademy of Sciences。
基金supported by the National Natural Science Foundation of China(11821404,11804330)the Key Research Program of Frontier Sciences,CAS(QYZDY-SSW-SLH003)+3 种基金the Science Foundation of the CAS(ZDRW-XH2019-1)the Fundamental Research Funds for the Central Universities(WK2470000026,WK2470000027,WK2470000028,WK2470000038)the Anhui Initiative in Quantum Information Technologies(AHY020100)the National Program for Support of Topnotch Young Professionals(BB2470000005).
基金supported by the National Natural Science Foundation of China(T2325023,92265204,12104447)the National Key R&D Program of China(2023YFF0718400)+1 种基金the Innovation Program for Quantum Science and Technology(2021ZD0302200)the Fundamental Research Funds for the Central Universities。
文摘This work presents a method for the three-dimensional localization of individual shallow NV center in diamond,leveraging the near-field quenching effect of a gold tip.Our experimental setup involves the use of an atomic force microscope to precisely move the gold tip close to the NV center,while simultaneously employing a home-made confocal microscope to monitor the fluorescence of the NV center.This approach allows for lateral super-resolution,achieving a full width at half maximum(FWHM)of 38.0 nm and a location uncertainty of 0.7 nm.Additionally,we show the potential of this method for determining the depth of the NV centers.We also attempt to determine the depth of the NV centers in combination with finite-difference time-domain(FDTD)simulations.Compared to other depth determination methods,this approach allows for simultaneous lateral and longitudinal localization of individual NV centers,and holds promise for facilitating manipulation of the local environment surrounding the NV center.
基金supported by the National Key Research and Development Program of China(2018YFA0307600,2017YFA0304100)the National Natural Science Foundation of China(11974331,12074419)the Strategic Priority Research Program of Chinese Academy of Sciences(XDB33000000)。
