Optical fibre long-period grating sensors: characteristics and application
Recent research on fibre optic long-period gratings (LPGs) is reviewed with emphasis
placed upon the characteristics of LPGs that make them attractive for applications in sensing …
placed upon the characteristics of LPGs that make them attractive for applications in sensing …
Multi-photon high-excitation-energy approach to fibre grating inscription
DN Nikogosyan - Measurement Science and Technology, 2006 - iopscience.iop.org
Amongst the most important and frequently used fibre devices, fibre Bragg and long-period
gratings are conventionally fabricated by low-intensity (I< 10 7 W cm− 2) UV quanta with an …
gratings are conventionally fabricated by low-intensity (I< 10 7 W cm− 2) UV quanta with an …
Simultaneous measurement of temperature and strain using dual long-period fiber gratings with controlled temperature and strain sensitivities
Unambiguous simultaneous measurement of strain and temperature based on dual long-
period fiber gratings by controlling their thermal and strain sensitivities is proposed and …
period fiber gratings by controlling their thermal and strain sensitivities is proposed and …
Temperature-insensitive label-free SARS-CoV-2 spike protein detection based on complementary refractive index and temperature dependence of multi-mode …
We demonstrated temperature-insensitive, label-free detection of SARS-CoV-2 spike protein
(SSP) by harnessing the complementary refractive index and temperature dependence of …
(SSP) by harnessing the complementary refractive index and temperature dependence of …
Femtosecond laser-inscribed off-axis high-order mode long-period grating for independent sensing of curvature and temperature
R Zhao, H Liu, X Shu - Optics express, 2022 - opg.optica.org
We propose and demonstrate a novel curvature and temperature sensor based on an off-
axis small-period long-period fiber grating (SP-LPG) which is inscribed in a single mode …
axis small-period long-period fiber grating (SP-LPG) which is inscribed in a single mode …
Simultaneous measurement of refractive index and temperature using a single ultralong-period fiber grating
Novel ultralong-period fiber gratings (ULPFGs) with periods of up to several millimeters are
reported here, which are fabricated by the high-frequency CO/sub 2/laser pulses exposure …
reported here, which are fabricated by the high-frequency CO/sub 2/laser pulses exposure …
A temperature-insensitive refractive index sensor based on no-core fiber embedded long period grating
T Geng, S Zhang, F Peng, W Yang, C Sun… - Journal of Lightwave …, 2017 - opg.optica.org
A novel long-period fiber grating via periodically embedding no-core fiber (NCF) has been
achieved. The 11-period SMF-NCF-SMF-long period fiber grating (SNS-LPG) can exhibit an …
achieved. The 11-period SMF-NCF-SMF-long period fiber grating (SNS-LPG) can exhibit an …
Temperature-dependent strain and temperature sensitivities of fused silica single mode fiber sensors with pulse pre-pump Brillouin optical time domain analysis
This paper reports a distributed temperature and strain sensor based on pulse pre-pump
Brillouin optical time domain analysis. An uncoated, telecom-grade fused silica single-mode …
Brillouin optical time domain analysis. An uncoated, telecom-grade fused silica single-mode …
EDF ring laser using cascaded-chirped long period fiber grating for temperature measurement
K Fukushima, QH Bui, K Nakaya, MG Soares… - Optics …, 2020 - opg.optica.org
A novel tunable erbium-doped fiber ring laser (EDFRL) using a cascaded-chirped long
period fiber grating (C-CLPG) as a wavelength selection element is proposed. The …
period fiber grating (C-CLPG) as a wavelength selection element is proposed. The …
Highly compact vector bending sensor with microfiber-assisted Mach–Zehnder interferometer
T Liu, H Zhang, B Liu, X Zhang, H Liu… - IEEE Sensors …, 2019 - ieeexplore.ieee.org
A low-cost and highly compact fiber-optic component is proposed and experimentally
demonstrated for vector bending sensing. A segment of microfiber tapered from standard …
demonstrated for vector bending sensing. A segment of microfiber tapered from standard …