Results 21 to 30 of about 152,236 (303)

Microcavity Fiber SERS Probe Coated With Ag Nanoparticles For Detecting Antibiotic in Milk

open access: yesIEEE Photonics Journal, 2021
In this paper, an Ag nanoparticles (AgNPs) modified multimode fiber (MMF) SERS probe prepared based on sol self-assembly method is proposed and fabricated.
Xinghu Fu   +7 more
doaj   +1 more source

Optical Fiber Networks for Remote Fiber Optic Sensors [PDF]

open access: yesSensors, 2012
This paper presents an overview of optical fiber sensor networks for remote sensing. Firstly, the state of the art of remote fiber sensor systems has been considered. We have summarized the great evolution of these systems in recent years; this progress confirms that fiber-optic remote sensing is a promising technology with a wide field of practical ...
Montserrat Fernandez-Vallejo   +1 more
openaire   +5 more sources

Manufacturing and Characterization of Femtosecond Laser-Inscribed Bragg Grating in Polymer Waveguide Operation in an IR-A Wavelength Range

open access: yesSensors, 2020
Optical sensors, such as fiber Bragg gratings, offer advantages compared to other sensors in many technological fields due to their outstanding characteristics.
Jan Meyer   +5 more
doaj   +1 more source

Study of quasi-distributed optical fiber methane sensors based on laser absorption spectrometry [PDF]

open access: yes, 2019
The coal industry plays an important role in the economic development of China. With the increase of coal mining year by year, coal mine accidents caused by gas explosion also occur frequently, which poses a serious threat to the life safety of ...
Chang, J.   +7 more
core   +1 more source

Quantitative sensitivity analysis of surface attached optical fiber strain sensor [PDF]

open access: yes, 2014
Optical fiber strain sensors, in particular, the fiber Bragg grating (FBG) type, are widely applied in different applications. The most common installation method is surface-attached.
Wan, KT
core   +1 more source

Sensitivity Enhancement of Surface Plasmon Resonance (SPR) Sensor Assisted by BlueP/MoS2 Based Composite Heterostructure

open access: yesIEEE Access, 2022
This paper addresses a very high sensitivity of surface plasmon resonance (SPR) sensor assisted by novel BlueP/MoS2 based composite heterostructure based on angular interrogation technique. Research on SPR techniques based on angular interrogation system
Purnendu Shekhar Pandey   +1 more
doaj   +1 more source

Development of a Polymeric Arrayed Waveguide Grating Interrogator for Fast and Precise Lithium-Ion Battery Status Monitoring

open access: yesBatteries, 2019
We present the manufacturing and utilization of an all-polymer arrayed waveguide grating (AWG) interacting with a fiber Bragg grating (FBG) for battery status monitoring on the example of a 40 Ah lithium-ion battery.
Jan Meyer   +4 more
doaj   +1 more source

Image Processing Technique for Zinc Ion Sensing Using a Crystalline Fiber Sensor [PDF]

open access: yesEngineering and Technology Journal, 2021
In this paper, crystalline optical fibers were used as a sensor for sensing the zinc ion concentration using the image processing technique. The image of the laser spot transmitted through the optical fiber crystal sensor for each concentration of zinc ...
Omar Hassan, Razi Al-azawi, Bushra Mahdi
doaj   +1 more source

Review: optical fiber sensors for civil engineering applications [PDF]

open access: yes, 2013
Optical fiber sensor (OFS) technologies have developed rapidly over the last few decades, and various types of OFS have found practical applications in the field of civil engineering. In this paper, which is resulting from the work of the RILEM technical
B Poumellec   +64 more
core   +2 more sources

Study of the Temperature Optical Fiber Sensor using OTDR

open access: yesRMUTL Engineering Journal, 2023
This paper demonstrates the optical fiber sensor for temperature sensing using OTDR (Optical Time Domain Reflectometer) with the application of telecommunication optical fiber.
Supaset Junon, Athikom Roeksabutr
doaj   +1 more source

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