Position Measurement of Multiple Microparticles in Hollow-Core Photonic Crystal Fiber by Coherent Optical Frequency Domain Reflectometry
Jasper Podschus (1), Max Koeppel (1), Bernhard Schmauss (1, 2),, Abhinav Sharma (2), Sanju Sundaramahalingam (2), Shangran Xie (2), Philip, St.J. Russell (2, 3) ((1) Institute of Microwaves, Photonics,, Friedrich-Alexander-Universit\"at Erlangen-N\"urnberg, (2) Max Planck
TL;DR
This paper demonstrates a method for precise micrometer-scale position measurement of microparticles within hollow-core photonic crystal fibers using optical frequency domain reflectometry, enhancing particle tracking accuracy.
Contribution
It introduces a novel application of optical frequency domain reflectometry for high-resolution localization of multiple microparticles in photonic fibers.
Findings
Achieved micrometer-resolution position measurement of particles.
Successfully localized two 1.65-μm-diameter polystyrene particles.
Validated the method's effectiveness for particle tracking.
Abstract
Flying particle sensors in hollow-core photonic crystal fibers require accurate localization of the optically trapped microparticles. We report position measurement to micrometer-resolution, using optical frequency domain reflectometry, of two 1.65-m-diameter polystyrene particles.
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