Results 11 to 20 of about 44,238 (288)

Flexible minimally invasive coherent anti-Stokes Raman spectroscopy (CARS) measurement method with tapered optical fiber probe for single-cell application

open access: yesPhotoniX, 2022
We proposed and demonstrated a flexible, endoscopic, and minimally invasive coherent anti-Raman Stokes scattering (CARS) measurement method for single-cell application, employing a tapered optical fiber probe. A few-mode fiber (FMF), whose generated four-
Tong Wang   +6 more
doaj   +2 more sources

Comprehensive Review Tapered Optical Fiber Configurations for Sensing Application: Trend and Challenges

open access: yesBiosensors, 2021
Understanding environmental information is necessary for functions correlated with human activities to improve healthcare quality and reduce ecological risk.
Bakr Ahmed Taha   +7 more
doaj   +3 more sources

Single mode tapered fiber-optic interferometer based refractive index sensor and its application to protein sensing [PDF]

open access: yesOptics Express, 2014
We demonstrate refractive index sensors based on single mode tapered fiber and its application as a biosensor. We utilize this tapered fiber optic biosensor, operating at 1550 nm, for the detection of protein (gelatin) concentration in water.
Abu Bakar, Muhammad Hafiz   +4 more
core   +3 more sources

Label free super resolution imaging with photonic nanojets from tunable tapered optical fibers [PDF]

open access: yesNanophotonics
We demonstrate a label-free, far-field super-resolution imaging approach based on photonic nanojets generated by tapered dielectric fibers. By systematically analyzing the dependence of nanojet confinement and focal distance on cylinder diameter (8–16 μm)
Shor Peled Maya Hen   +3 more
doaj   +2 more sources

Sub-Nanometer Acoustic Vibration Sensing Using a Tapered-Tip Optical Fiber Microcantilever

open access: yesSensors, 2023
We demonstrate a highly sensitive acoustic vibration sensor based on a tapered-tip optical fiber acting as a microcantilever. The tapered-tip fiber has a unique output profile that exhibits a circular fringe pattern, whose distribution is highly ...
Chunyu Lu   +4 more
doaj   +1 more source

Investigation on characteristic of LED power density via tapered fiber

open access: yesMaterials Research Express, 2022
In this paper, a tapered fiber for improving the power density of the Light Emitting Diode (LED) was designed. Numerical simulation showed that the tapered fiber makes the LED diverging light sources converge on the microscopic area, which makes the LED ...
Mengqiang Li   +4 more
doaj   +1 more source

Chalcogenide glass-tapered fiber sensor modified by graphene oxide doped with platinum nanoparticles for high-sensitivity measurement

open access: yesResults in Physics, 2023
An innovative Ge15Sb20Se65 glass tapered fiber sensor functionalized by graphene oxide (GO) doped with platinum nanoparticles (Pt) for ethanol monitoring is proposed.
Xiaomei Wang, Chaoqi Wang, Shixun Dai
doaj   +1 more source

Analysis of Confinement in Dual Spherical-Tapered Ended Fiber Optical Trap

open access: yesApplied Sciences, 2022
In dual-fiber optical traps, two counter-propagating laser beams emitted from opposing laser fibers trap and manipulate particles. We describe the operation and performance of a dual-fiber optical trap created using spherical-tapered ended fiber ...
Haining Feng   +6 more
doaj   +1 more source

Theoretical Study of Novel Microfiber-Typed Tunable Optical Attenuator

open access: yesNantong Daxue xuebao. Ziran kexue ban, 2020
In this study, a new type of micro-nano fiber tunable optical attenuator is studied, and the model of micronano fiber probe coupler is designed with its help.
JI Yancheng; CHEN Yupei; SUN Dan; DUAN Wei
doaj   +1 more source

Spatial Beam Self-Cleaning in Bi-Tapered Multimode Fibers

open access: yesPhotonics, 2021
We report the spatial beam self-cleaning in bi-tapered conventional multimode fibers (MMFs) with different tapered lengths. Through the introduction of the bi-tapered structure in MMFs, the input beam with poor beam quality from a high-power fiber laser ...
Xiao-Jun Lin   +9 more
doaj   +1 more source

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