Results 1 to 10 of about 27,445 (168)

Quantification of hCG Hormone Using Tapered Optical Fiber Decorated with Gold Nanoparticles [PDF]

open access: yesSensors, 2023
In this study, a novel technique for the quantification of the human chorionic gonadotropin (hCG) hormone using localized surface plasmons and a tapered optical fiber decorated with gold nanoparticles (Au-NPs) is reported.
David Saúl Villegas-Cantoran   +6 more
doaj   +2 more sources

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

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   +2 more sources

Tapered Optical Fiber Sensor Coated with Single-Walled Carbon Nanotubes for Dye Sensing Application [PDF]

open access: yesMicromachines, 2023
The present study aimed to improve the optical sensing performance of tapered optical fiber sensors toward aqueous Rhodamine B solution of different concentrations by applying single-walled carbon nanotubes (SWCNTs).
Aleksandr A. Polokhin   +8 more
doaj   +2 more sources

Optical transmittance degradation in tapered fibers [PDF]

open access: yesOptics Express, 2011
We investigated the cause of optical transmittance degradation in tapered fibers. Degradation commences immediately after fabrication and it eventually reduces the transmittance to almost zero.
Birks   +19 more
core   +5 more sources

Tapered Optical Fiber Optofluidics: Bridging In-Fiber and Outside-Fiber Architectures Toward Autonomous Lab-on-Fiber Biosensing [PDF]

open access: yesSensors
Optical fiber-based biosensors have proven to be a powerful platform for chemical and biological analysis due to their compact size, fast response, high sensitivity, and immunity to electromagnetic interference.
Alba Lako, Marzhan Sypabekova
doaj   +2 more sources

Ultrasensitive tapered optical fiber refractive index glucose sensor. [PDF]

open access: yesSci Rep, 2023
AbstractRefractive index (RI) sensors are of great interest for label-free optical biosensing. A tapered optical fiber (TOF) RI sensor with micron-sized waist diameters can dramatically enhance sensor sensitivity by reducing the mode volume over a long distance.
Ujah E, Lai M, Slaughter G.
europepmc   +4 more sources

Optical Properties of a Tapered Optical Fiber Coated with Alkanes Doped with Fe3O4 Nanoparticles [PDF]

open access: yesSensors, 2022
The presented research shows the possibilities of creating in-line magnetic sensors based on the detection of changes of light propagation parameters, especially polarization, obtained by mixing Fe3O4 nanoparticles with hexadecane (higher alkane ...
Karol A. Stasiewicz   +6 more
doaj   +2 more sources

Tapered Optical Fiber Functionalized with Palladium Nanoparticles by Drop Casting and Laser Radiation for H2 and Volatile Organic Compounds Sensing Purposes [PDF]

open access: yesSensors, 2017
A comparative study on the sensing properties of a tapered optical fiber pristine and functionalized with the palladium nanoparticles to hydrogen and volatile organic compounds (VOCs), is presented.
Nancy Elizabeth González-Sierra   +6 more
doaj   +2 more sources

Stabilized Large Mode Area in Tapered Photonic Crystal Fiber for Stable Coupling [PDF]

open access: yesIEEE Photonics Journal, 2012
A rigorous modal solution approach based on the numerically efficient finite element method (FEM) has been used to design a tapered photonic crystal fiber with a large mode area that could be efficiently coupled to an optical fiber.
M. Uthman   +5 more
doaj   +2 more sources

Spiral-Grating Tapered Gold Tip Used for Micro-Nanoscale Multi-Functional Sensing [PDF]

open access: yesSensors
Optical fiber surface plasmon resonance (SPR) sensing, as a label-free, highly sensitive, rapid-response and in situ detection technology, has demonstrated significant utility in various physical, chemical and biological detection applications.
Rongtao Huang, Yuxin Chen, Zhi-Yuan Li
doaj   +2 more sources

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