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:10.1364/cleo_at.2019.jtu2a.57

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	CLEO
Subtitle of host publication	Applications and Technology, CLEO_AT 2019
Publisher	Optica Publishing Group (formerly OSA)
ISBN (Print)	9781943580576
DOIs	https://doi.org/10.1364/cleo_at.2019.jtu2a.57
State	Published - 2019
Externally published	Yes
Event	CLEO: Applications and Technology, CLEO_AT 2019 - San Jose, United States Duration: 5 May 2019 → 10 May 2019

Publication series

Name	Optics InfoBase Conference Papers
Volume	Part F127-CLEO_AT 2019
ISSN (Electronic)	2162-2701

Conference

Conference	CLEO: Applications and Technology, CLEO_AT 2019
Country/Territory	United States
City	San Jose
Period	5/05/19 → 10/05/19

Bibliographical note

Publisher Copyright:
© 2019 The Author(s)

Funding

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).

Funders	Funder number
DSCA	4440646262
National Science Foundation	ECCS-1509965
Office of Naval Research	N00014-16-1-2813
Astrophysics Science Division
Office of the Assistant Secretary for Research and Technology

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10.1364/cleo_at.2019.jtu2a.57

Cite this

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 CLEO: Applications and Technology, CLEO_AT 2019 (Optics InfoBase Conference Papers; Vol. Part F127-CLEO_AT 2019). Optica Publishing Group (formerly OSA). https://doi.org/10.1364/cleo_at.2019.jtu2a.57

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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); CLEO: Applications and Technology, CLEO_AT 2019 ; Conference date: 05-05-2019 Through 10-05-2019",

year = "2019",

doi = "10.1364/cleo_at.2019.jtu2a.57",

language = "אנגלית",

isbn = "9781943580576",

series = "Optics InfoBase Conference Papers",

publisher = "Optica Publishing Group (formerly OSA)",

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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 CLEO: Applications and Technology, CLEO_AT 2019. Optics InfoBase Conference Papers, vol. Part F127-CLEO_AT 2019, Optica Publishing Group (formerly OSA), CLEO: Applications and Technology, CLEO_AT 2019, San Jose, United States, 5/05/19. https://doi.org/10.1364/cleo_at.2019.jtu2a.57

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.
CLEO: Applications and Technology, CLEO_AT 2019. Optica Publishing Group (formerly OSA), 2019. (Optics InfoBase Conference Papers; Vol. Part F127-CLEO_AT 2019).

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.

PY - 2019

Y1 - 2019

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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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Y2 - 5 May 2019 through 10 May 2019

ER -

Scattered complex Laguerre-Gaussian spectrum to determine the 2-D transverse position of a spherical silica particle

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