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Detecting the vector of nanoscale light field with atomic defect被引量：1: 《Chinese Optics Letters》2023年第7期16-21,共6页王启宇王泽昊陈向东孙方稳; was supported by the Innovation Program for Quantum Science and Technology(No.2021ZD0303200);the National Natural Science Foundation of China(No.62225506);the CAS Project for Young Scientists in Basic Research(No.YSBR-049);the Key Research and Development Program of Anhui Province(No.2022b13020006)。; Modulation of a vector light field has played an important role in the research of nanophotonics.However,it is still a great challenge to accurately measure the three-dimensional vector distribution at nanoscale.Here,...; 关键词：light-field measurement nitrogen-vacancy center tightly focused light field

Constructing ultra-long focal fields via tightly focused Bessel beams: 《Chinese Optics Letters》2023年第7期59-63,共5页郭兆金黄铭帅刘圣李鹏魏冰妍赵建林; supported by the National Key Research and Development Program of China(No.2022YFA1404800);National Natural Science Foundation of China(NSFC)(Nos.12074312,11634010,12074313,and 12174309);Fundamental Research Funds for the Central Universities(No.3102019JC008);Innovation Foundation for Doctor Dissertation of Northwestern Polytechnical University(No.CX2021115)。; We numerically demonstrate that the tight focusing of Bessel beams can generate focal fields with an ultra-long depth of focus(DOF).The ultra-long focal field can be controlled by appropriately regulating the order of...; 关键词：Bessel beam vector beam tight focusing depth of focus

Evolution of spin density vectors in a strongly focused composite field: 《Chinese Optics Letters》2021年第2期63-68,共6页Xiaoyan Pang Chen Feng Xinying Zhao; supported by the National Natural Science Foundation of China(NSFC)(No.11974281);the Natural Science Basic Research Plan in Shaanxi Province of China(No.2020JM-116)。; The evolution of the spin density vectors(SDVs) is studied in a strongly focused composite field. It is found that the SDVs can be spiral along the propagation axis, and they are perpendicular to the ysdirection on th...; 关键词：spin density Gouy phase orbital angular momentum spin angular momentum POLARIZATION

Linear and angular momenta in tightly focused vortex segmented beams of light(Invited Paper)被引量：1: 《Chinese Optics Letters》2017年第3期7-11,共5页Martin Neugebauer Andrea Aiello Peter Banzer; We investigate the linear momentum density of light, which can be decomposed into spin and orbital parts, in the complex three-dimensional field distributions of tightly focused vortex segmented beams. The chosen angu...; 关键词：Invited Paper VSB Linear and angular momenta in tightly focused vortex segmented beams of light

Refractive index measurement of dielectric samples using highly focused radially polarized light(Invited Paper): 《Chinese Optics Letters》2017年第3期12-15,共4页Guadalupe López-Morales Victor-Manuel Rico-Botero Rafael Espinosa-Luna Qiwen Zhan; GLM and VMRB acknowledge CONACYT-M6xico for the scholarship 353317 and 394565, respectively, which were given to them to do their graduate studies.; In this Letter, a refractive index measurement of a dielectric sample using highly focused radially polarized light is reported. Through imaging analysis of the optical field at the pupil plane of a high numerical ape...; 关键词：high Refractive index measurement of dielectric samples using highly focused radially polarized light

Tuning the fields focused by a high NA lens using spirally polarized beams(Invited Paper): 《Chinese Optics Letters》2017年第3期51-54,共4页F.Wackenhut B.Zobiak A.J.Meixner A.V.Failla; We show the power of spirally polarized doughnut beams as a tool for tuning the field distribution in the focus of a high numerical aperture （NA） lens. Different and relevant states of polarization as well as field ...; 关键词：Tuning the fields focused by a high NA lens using spirally polarized beams HIGH

Optically trapping Rayleigh particles by using focused partially coherent multi-rotating elliptical Gaussian beams被引量：2: 《Chinese Optics Letters》2016年第1期65-69,共5页彭喜陈迟到陈波彭玉莲周美玲杨相波邓冬梅; supported by the National Natural Science Foundation of China (Nos. 11374108, 10904041, and 11374107);the Foundation for the Author of Guangdong Province Excellent Doctoral Dissertation (No. SYBZZXM201227);the Foundation of Cultivating Outstanding Young Scholars (“Thousand, Hundred, Ten” Program) of Guangdong Province in China;Support was also provided by the CAS Key Laboratory of Geospace Environment, University of Science and Technology of China; By investigating the cross-spectral density of partially coherent multi-rotating elliptical Gaussian beams （REGBs） that propagate through a focusing optical system, we obtain the radiation force on a Rayleigh partic...; 关键词：Optical systems Spectral density

Determination of the focused beam waist of lasers with weak measurements: 《Chinese Optics Letters》2015年第11期74-77,共4页谢林果邱晓东邱疆冬张志友杜惊雷高福华; supported by the National Natural Science Foundation of China under Grant Nos.11305111and 61377054; In this Letter, a method for detecting the focused beam waist of lasers is proposed by using weak measurements based on the so-called weak-value amplification. We establish a propagation model to describe the quantita...; 关键词：WAIST detecting RATIONALITY AMPLIFICATION coordina

Fast-forming focused spots through a multimode fiber based on an adaptive parallel coordinate algorithm被引量：3: 《Chinese Optics Letters》2015年第7期77-81,共5页尹哲刘国栋陈凤东刘炳国; supported by the National Natural Science Foundation of China under Grant No.51275120; We propose an adaptive parallel coordinate （APC） algorithm for quickly forming a series of focused spots at a multimode fiber （MMF） output by controlling the MMF input field with a spatial light modulator （SLM）....; 关键词：ALGORITHMS Multimode fibers

Surface plasmon interference formed by tightly focused higher polarization order axially symmetric polarized beams被引量：4: 《Chinese Optics Letters》2010年第12期1178-1181,共4页周哲海谭峭峰金国藩; supported by the National "973" Program of China (No.2007CB935303);the National Natural Science Foundation of China (No.60908015);the General Program of Beijing Municipal Commission of Education (No.KM200910772005); We numerically study the surface plasmon interference formed by tightly focused higher polarization order axially symmetric polarized beams （ASPBs） based on the vectorial diffraction theory. The definition of ASPBs ...; 关键词：Particle beams PLASMONS Surface plasmon resonance

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