Fiber Bragg grating
A fiber Bragg grating (FBG) is a type of distributed Bragg reflector constructed in a short segment of optical fiber that reflects particular wavelengths of light and
Read MoreA fiber Bragg grating (FBG) is a type of distributed Bragg reflector constructed in a short segment of optical fiber that reflects particular wavelengths of light and
Read MoreIn fiber-optic sensing, time delays induced by polarization mode dispersion can distort signals in systems relying on phase or intensity variations for measurement, degrading performance,
Read MoreOptical fiber sensors based on an interferometer structure play a significant role in monitoring physical, chemical, and biological parameters in natural environments. However, sensors
Read MoreFiber optic temperature sensors are immune to the many environmental effects that compromise other measurement technologies, can be embedded and installed in
Read MoreAbstract and Figures The effects of surface roughness on the light transmission properties and sensitivity of fiber-optic evanescent wave sensors are
Read MoreFiber-optic sensors have developed rapidly because of their excellent sensing performances and abilities to detect in remote and harsh environments. However, on some special
Read MoreA high-sensitivity fiber optic temperature sensor based on the enhanced harmonic Vernier effect (HVE) is proposed, which consists of two Fabry–Perot interferometers (FPI) that are
Read MoreA novel molecularly imprinted fluorescent optical fiber sensor (MIFOFS) by merging the optical fiber sensor and replaceable molecularly imprinted nanoparticles composite
Read MoreA novel high sensitivity all-fiber Fabry-Perot interferometer (FPI) gas refractive index (RI) sensor based on hole-assisted one-core fiber (HAOCF) and Vernier effect was proposed and
Read MoreBrief theory of sensing principle, fabrication method, applications, advantages and disadvantages of the different fiber-optic sensors, are addressed.
Read MoreRadiation absorption creates electronic excited states that are trapped by localized defects for extended periods of time. Heating the material enables the trapped states to interact with phonons and decay
Read MoreFiber-optic technology emerged originally for applications in data transmission and telecommunications. However, sensors based on fiber-optics have been developed rapidly because of their excellent
Read MoreIn this study, a theoretical model of the lead (delay coil and array buses) sensitivity in Sagnac sensor arrays (SSA) for underwater acoustic detection, which induces a spurious pickup and thus a sensor
Read MoreFortunately, a powerful method for increasing the sensitivity of fiber-optic sensors is the optical vernier effect (VE). As a result, fiber-optic temperature and strain sensors that make use of
Read MoreCoupled with the new advances in functional nanomaterials as well as fiber structure design and fabrication in recent years, new solutions continue to emerge to further improve the fiber-optic
Read MoreThis paper conducts a systematic analysis of the sensing mechanisms in fiber-optic pressure sensors, with a particular focus on the performance optimization effects
Read MoreThe sensor was created by embedding the center portion of the optical fiber in a resin block, followed by polishing, and tapering to create the optical fiber sensor. The tapering time was 50
Read MoreThe fiber-optic Fabry–Perot pressure sensor boasts notable attributes, including a broad pressure range, heightened sensitivity, straightforward structure, robust
Read MoreAbstract Fibre Bragg grating (FBG) pressure sensors show a great potential in replacing conventional electrical pressure sensors due to their numerous advantages. However, increasing
Read MoreA highly sensitive fiber optic sensor for measuring strain and temperature has been created and verified. The sensing cavity of FPI 1 is composed of ultraviolet adhesive, and the
Read MoreIn one of our recent works , we have highlighted the higher sensitivity of evanescent-based fiber sensors over reflection-based sensor
Read MoreDistributed sensing with fibre optic sensors (FOS) has many advantages for strain monitoring, shape sensing and damage detection. However there are various factors that affect the
Read MoreGiven its long-range capabilities, structural simplicity, and robustness to device imperfections , our scheme holds significant potential for practical applications in high-precision fiber-optic sensing and
Read MoreOptical fibre-based plasmonic sensors offer several advantages over traditional fibre sensors, such as high sensitivity, miniaturization, remote sensing capabilities, and
Read MoreFiber-optic sensing (FOS) technology has emerged as a cutting-edge research focus in the sensor field due to its miniaturized structure, high sensitivity,
Read MoreIn the field of in situ measurement of high-temperature pressure, fiber-optic Fabry–Perot pressure sensors have been extensively studied and applied in
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