Industry Information Resonant Cavity Enhanced Optical Fiber Ultrasonic Sensor
Abstract: An optical fiber ultrasonic coupling sensor enhanced by a resonant cavity is design and optimization in this work.
Industry Information EXPERIMENTAL STUDY OF TRANSMISSION OF ULTRASONIC WAVE IN OPTICAL
The possibility of acoustic wave propagation in optical waveguides creates new prospects for simultaneous transmission of laser beam and ultrasonic wave.
Industry Information Numerical analysis of dynamic response process of microfiber coupler
Graphical abstract This paper focused on the numerical investigation of the microfiber coupler sensor (MFCS)''s dynamic response process to ultrasonic wave. A two-dimensional model
Industry Information Optocoupler Basics: Definition, Types, and Features
An optocoupler is a coupling device used to couple optical signals. It''s primarily employed to combine and split signals in optical networks, and it''s also referred to
Industry Information (PDF) Experimental Study of Simultaneous Transmission of Ultrasonic
The material the optical fiber is made of enables simultaneous transmission of light and ultrasonic wave. This study presents amplitude characteristics of the measured output voltages of the capacitive
Industry Information Application of fused tapering optical fiber coupler in mode selective
Silica-based optical fibers are primarily used for fabricating fused tapering fiber couplers, while novel materials like polymer optical fibers are increasingly integrated into fused tapering
Industry Information A novel ultrasound fibre optic sensor based on a fused-tapered optical
This paper describes the design and development of a novel fibre optic sensor to detect ultrasound. It is based on a fused-tapered optical fibre coupler, incorporating mechanical strain
Industry Information Modeling of ultrasonic coupling between optical fibers through an
This paper presents finite element modeling of an adhesively bonded coupler for the transfer of acoustic modes between two optical fibers. Acoustic modes are propagated through optical fibers for Lamb
Industry Information Enhanced non-contact ultrasonic testing using an air
PDF | On Oct 25, 2020, Georg Kaniak and others published Enhanced non-contact ultrasonic testing using an air-coupled optical microphone | Find, read and cite all
Industry Information Fiber-laser ultrasonic sensor based on remote coupling
We proposed and analyzed a fiber-laser ultrasonic sensor based on remote coupling. Utilizing the unique anti-environmental disturbance ability of the remote coupling, together with the
Industry Information Numerical analysis of dynamic response process of microfiber coupler
In this research, the dynamic response process of the MFCS to the sinusoidal ultrasonic wave is numerically studied by coupling with the optical field and strain field.
Industry Information Research advances in the ultrasonic–assisting adhesive bonding
Ultrasonic–assisting adhesive bonding has recently emerged as an enabling technology, yet a comprehensive review elucidating the fundamentals of this approach is lacking. A critical
Industry Information A Study of Interaction of Ultrasonic and Optical Wave in Optical Fiber
There exist some possibilities for simultaneous delivery of laser radiation and ultrasounds of low frequency and high intensity: introducing ultrasound oscillations in the optical fiber by the
Industry Information All-optically controlled phased-array for ultrasonics
Phased Array Transducers (PATs) are used to shape ultrasound. They require complex electronics and are hard to scale, which limits their ability
Industry Information Bi-directional ultrasonic wave coupling to FBGs in continuously
Fiber Bragg grating (FBG) sensors are typically spot-bonded onto the surface of a structure to detect ultrasonic waves in laboratory demonstrations. However, to protect the rest of the optical fiber from
Industry Information Enhanced non-contact ultrasonic testing using an air-coupled optical
The results show that fast in-production testing of semiconductor components can be achieved using the optical microphone in combination with laser-ultrasound excitation.
Industry Information Bi-directional ultrasonic wave coupling to FBGs in
In theory, the ultrasonic wave signal can bi-directionally transfer between the optical fiber and the plate at any adhered location, which could
Industry Information Modeling of Fiber Optic Acoustic Coupler for Ultrasonic Sensing
Recently, coupling of the ultrasonic mode from optical fiber to optical fiber through an adhesive coupler has also been demonstrated.
Industry Information Modeling of Fiber Optic Acoustic Coupler for Ultrasonic Sensing
This paper develops a finite element (FE) model to describe the coupler behavior as a function of the fiber and coupler properties, for future optimization of couplers. The FE model is
Industry Information (PDF) Experimental Study of Simultanoeus
The possibility of acoustic wave propagation in optical waveguides creates new prospects for the simultaneous use of a light wave and an ultrasonic
Industry Information Non-contact detection of ultrasound with light – Review of recent
In this article, we present an overview of recent progress in non-contact remote optical detection of ultrasound in application to nondestructive test
Industry Information Experimental study of simultaneous transmission of ultrasonic waves
The light wave was guided into one of the coupler''s arms. The optical power applied to one input of the coupler is separated into two coupler outputs according to the rate determined by the coupling
Industry Information Coherently parallel fiber-optic distributed acoustic
Fiber-optic distributed acoustic sensing (DAS) has proven to be a revolutionary technology for the detection of seismic and acoustic waves with
Industry Information Fiber-optic Based Heterodyne Interferometer for Noncontact Utrasonic
Since there is no effective mechanical interaction of optical probes with the sample surface, multiple probe beams may be used as spatial arrays without perturbing the propagating ultrasonic field. Both
Industry Information Robust On-Chip Polymer Coupler for All-Optical
Fiber-chip couplers play an important role in the field of on-chip all-optical ultrasound detection; however, they have received limited attention in
Industry Information Two-photon 3D printing diaphragm-integrated ring
We demonstrate a diaphragm-integrated ring waveguide coupler fabricated by the two-photon direct laser wring technique as an ultrasonic sensor,
Industry Information Analysis of the coupling optical fiber ultrasonic sensor
By taking into account both the elasto-optic effect and the geometric effect, a comprehensive analysis of the ultrasonic sensing mechanism is presented.