Scattered Complex Laguerre-Gaussian Spectrum to Determine the 2-D Transverse Position of a Spherical Silica Particle

Runzhou Zhang; Hao Song; Zhe Zhao; Haoqian Song; Jing Du; Guodong Xie; Long Li; Kai Pang; Cong Liu; Ahmed Almaiman; Shlomo Zach; Nadav Cohen; Moshe Tur; Alan E. Willner

doi:10.23919/CLEO.2019.8749980

Scattered Complex Laguerre-Gaussian Spectrum to Determine the 2-D Transverse Position of a Spherical Silica Particle

Runzhou Zhang, Hao Song, Zhe Zhao, Haoqian Song, Jing Du, Guodong Xie, Long Li, Kai Pang, Cong Liu, Ahmed Almaiman, Shlomo Zach, Nadav Cohen, Moshe Tur, Alan E. Willner

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

We study the complex Laguerre-Gaussian (LG) spectrum of single-silica-particle-scattered light by finite-difference-time-domain (FDTD) simulation. We find that complex LG spectrum can be potentially utilized for 2-dimensional localization of a dielectric spherical particle.

Original language	English
Title of host publication	2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings
Publisher	Institute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)	9781943580576
DOIs	https://doi.org/10.23919/CLEO.2019.8749980
State	Published - May 2019
Externally published	Yes
Event	2019 Conference on Lasers and Electro-Optics, CLEO 2019 - San Jose, United States Duration: 5 May 2019 → 10 May 2019

Publication series

Name	2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings

Conference

Conference	2019 Conference on Lasers and Electro-Optics, CLEO 2019
Country/Territory	United States
City	San Jose
Period	5/05/19 → 10/05/19

Bibliographical note

Funding Information:
Figure3.Determinetheparticle’sazimuthalpositionH: a)UnwrappedphasedelaysofdifferentOAMmodesfordifferent azimuthal positionH; b)AOM phasespectrumofdetectedcomplexfieldifthe particle is locatedonH=\/8; c)CalculatedslopeoftheOAMphasespectrumas a functionofH. Moreover, the azimuthal position of particle can be determined by analyzing the OAM phase spectrum (i.e. ∢L#,%@C) of thedetected complex field. Ashsown iniF. 3g. athe ,urapped nwpehod afffeiesrOnAMtmodes(&≠3) changelinearlysa theaprletroitactesinetzhaiumthal directionwhen!"#@AB,%@Cilluminatesethaprlt.eiFigurce3.b demonstratestheOAM phase spectrum(&=0,…,6)ofdetected field ifthe particle islocated on azimuthalposition H=\/8: thehpasefoA MO mode changes linearly as the OAM order varies. As shown in iF. 3g. c, e taprhtli’seczaiumthal position is rppoortional to the slope of detected OAM phase spectrum and this can be potentially utilized to localize the particle’s azimuthal position. Acknowledgement: National Science Foundation (NSF) (ECCS-1509965); Vannevar Bush Faculty Fellowship sponsored by the Basic Research Office of the Assistant Secretary of Defense (ASD) for Research and Engineering (R&E) and funded by the Office of Naval Research (ONR) (N00014-16-1-2813); DSCA (4440646262). Reference: [1]M.Padgettetal., Nat. Photon. 5, 3432(011). [4] A. D’Errico et al., Optica, 4.11 (2017). [7] L. Zhou et al., Opt. Lett., 43.19 (2018).

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© 2019 The Author(s) 2019 OSA.

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10.23919/CLEO.2019.8749980

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Zhang, R., Song, H., Zhao, Z., Song, H., Du, J., Xie, G., Li, L., Pang, K., Liu, C., Almaiman, A., Zach, S., Cohen, N., Tur, M., & Willner, A. E. (2019). Scattered Complex Laguerre-Gaussian Spectrum to Determine the 2-D Transverse Position of a Spherical Silica Particle. In 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings [8749980] (2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings). Institute of Electrical and Electronics Engineers Inc.. https://doi.org/10.23919/CLEO.2019.8749980

Zhang, Runzhou ; Song, Hao ; Zhao, Zhe et al. / Scattered Complex Laguerre-Gaussian Spectrum to Determine the 2-D Transverse Position of a Spherical Silica Particle. 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 2019. (2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings).

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title = "Scattered Complex Laguerre-Gaussian Spectrum to Determine the 2-D Transverse Position of a Spherical Silica Particle",

abstract = "We study the complex Laguerre-Gaussian (LG) spectrum of single-silica-particle-scattered light by finite-difference-time-domain (FDTD) simulation. We find that complex LG spectrum can be potentially utilized for 2-dimensional localization of a dielectric spherical particle.",

author = "Runzhou Zhang and Hao Song and Zhe Zhao and Haoqian Song and Jing Du and Guodong Xie and Long Li and Kai Pang and Cong Liu and Ahmed Almaiman and Shlomo Zach and Nadav Cohen and Moshe Tur and Willner, {Alan E.}",

note = "Publisher Copyright: {\textcopyright} 2019 The Author(s) 2019 OSA.; 2019 Conference on Lasers and Electro-Optics, CLEO 2019 ; Conference date: 05-05-2019 Through 10-05-2019",

year = "2019",

month = may,

doi = "10.23919/CLEO.2019.8749980",

language = "אנגלית",

series = "2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings",

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Zhang, R, Song, H, Zhao, Z, Song, H, Du, J, Xie, G, Li, L, Pang, K, Liu, C, Almaiman, A, Zach, S, Cohen, N, Tur, M & Willner, AE 2019, Scattered Complex Laguerre-Gaussian Spectrum to Determine the 2-D Transverse Position of a Spherical Silica Particle. in 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings., 8749980, 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2019 Conference on Lasers and Electro-Optics, CLEO 2019, San Jose, United States, 5/05/19. https://doi.org/10.23919/CLEO.2019.8749980

Scattered Complex Laguerre-Gaussian Spectrum to Determine the 2-D Transverse Position of a Spherical Silica Particle. / Zhang, Runzhou; Song, Hao; Zhao, Zhe et al.
2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 2019. 8749980 (2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

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AU - Zhang, Runzhou

AU - Song, Hao

AU - Zhao, Zhe

AU - Song, Haoqian

AU - Du, Jing

AU - Xie, Guodong

AU - Li, Long

AU - Pang, Kai

AU - Liu, Cong

AU - Almaiman, Ahmed

AU - Zach, Shlomo

AU - Cohen, Nadav

AU - Tur, Moshe

AU - Willner, Alan E.

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AB - We study the complex Laguerre-Gaussian (LG) spectrum of single-silica-particle-scattered light by finite-difference-time-domain (FDTD) simulation. We find that complex LG spectrum can be potentially utilized for 2-dimensional localization of a dielectric spherical particle.

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Zhang R, Song H, Zhao Z, Song H, Du J, Xie G et al. Scattered Complex Laguerre-Gaussian Spectrum to Determine the 2-D Transverse Position of a Spherical Silica Particle. In 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc. 2019. 8749980. (2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings). doi: 10.23919/CLEO.2019.8749980

Scattered Complex Laguerre-Gaussian Spectrum to Determine the 2-D Transverse Position of a Spherical Silica Particle

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