搜索结果: 1-15 共查到“光学工程 fiber Bragg grating”相关记录22条 . 查询时间(0.093 秒)
Slow-Light Fiber-Bragg-Grating Strain Sensor With a 280- Resolution
Fiber Bragg gratings fi ber optics sensors
2015/8/7
We report a fiber strain sensor based on a single fiber Bragg grating (FBG) with a minimum detectable strain of 280 in the 20-kHz range. This breakthrough was made possible by operating th...
A sensor head cons is t in g of a photonic cr ystalfiber ( PCF)-b ased Mac h –Zehnderinterferometer(MZI) anda fiber Bragg grating (F BG) i s proposed and experimentally demo nstrated for simultaneous ...
Novel temperature-insensitive fiber Bragg grating sensor for displacement measurement
Displacement Fiber Bragg grating Sensor
2013/5/27
A novel temperature-insensitive displacement sensor based on a fiber Bragg grating (FBG) is presented. A FBG is glued onto the surface of a specially designed cantil...
Compact refractometer based on extrinsic-phase-shift fiber Bragg grating
Refractometer Extrinsic-phase-shift Fiber Bragg grating Compact sensing structure Large measurement range
2013/5/27
A novel method to measure refractive index of liquids by using an extrinsic-phase-shift fiber Bragg grating(EPS-FBG) is proposed and experimentally demonstrated. The EPS-FBG is obtained by separating ...
Lateral force sensor based on a core-offset tilted fiber Bragg grating.
Tilted fiber Bragg grating Core offset Lateral force sensor Cladding mode Differential power
2013/5/27
A novel lateral force sensor based on a core-offset tilted fi ber Bragg grating (TFBG) is propo sed and experimentall y demonstrated. The lateral force is determined by the differential refl ected pow...
Temperature-independent fiber bragg grating tilt sensor.
fiber Bragg gratings (FBGs) fiber-optic sensors temperature-insensitive tilt measurement
2013/5/27
A novel fiber Bragg grating (FBG) tilt sensor is proposed to detect the magnitude and the direction of a two-dimensional inclination by using four FBGs. High angle sensitivity and measurement resoluti...
Temperature-independent vibration sensor with a fiber bragg grating.
vibration sensor fiber Bragg grating cantilever beam temperature-independent measurement
2013/5/27
A novel temperature-independent vibration sensor based on a fiber Bragg grating (FBG) is demonstrated. The FBG was glued in a slanted direction onto the lateral side of a right-angled triangle cantile...
Directional Bend Sensor Based on Re-Grown Tilted Fiber Bragg Grating.
Bend sensor birefringence cladding mode op-tical fiber sensors tilted fiber Bragg grating
2013/5/27
A novel fiber optic bend sensor is implemented by using a re-grown tilted fiber Bragg grating (TFBG) written in a small core single mode fiber with UV overexposure. The spectrum of the re-grown TFBG c...
Refractive-index sensor based on tilted fiber bragg grating interacting with multimode fiber.
optical fiber sensors tilted fiber Bragg gratings refractive index measurement
2013/5/27
A simple refractive-index fiber sensor based on a tilted Bragg fiber grating (TFBG) interacting with multimode fiber (MMF) is described. The sensor structure is formed by insertion of a small section ...
Intrinsic temperature sensitivity of tilted fiber Bragg grating based surface plasmon resonance sensors
temperature sensitivity tilted fiber Bragg grating plasmon resonance sensors
2013/5/27
A miniature surface plasmon resonance sensor is fabricated from a gold-coated standard optical fiber with an in-core tilted fiber Bragg grating fabricated by UV exposure. The sensor h...
Highly sensitive bend sensor with hybrid long-period and tilted fiber Bragg grating.
Long period grating Tilted fiber Bragg grating Cladding mode recoupling Bend sensor Curvature measureme nt
2013/5/27
We demonstrate a new type offi ber optic bend sensor with a hybrid structure made up of a long period grating (LPG) and a tilted fiber Bragg grating (TFBG). The sensing mechanis m is based on the spec...
A novel method for high temperature measurements using fiber Bragg grating sensor
fiber Bragg grating chemical composition grating long period grating broadband source 3 dB coupler optical spectrum analyzer
2011/5/9
This paper reports the simulation, design and experimental analysis of a fiber Bragg grating (FBG)
temperature sensor, making use of chemical composition grating (CCG), which ranges from room
temper...
Multiwavelength fiber ring laser utilizing a multiple phase- shifts phase-only sampled fiber Bragg grating
Multiwavelength fiber multiple phase- shifts phase-only sampled Bragg grating
2015/7/16
A simple technique to multiply the lasing wavelength in a semiconductor optical amplifier (SOA)-based fiber ring laser is proposed and demonstrated, which is based on the utilization of a multiple pha...
Tunable Birefringent Phase-Shift Induced in Fiber Bragg Grating by a Shape Memory Alloy Ferrule
Tunable Birefringent Phase-Shift Induced Fiber Bragg Grating Shape Memory Alloy Ferrule
2015/7/15
We present a new method to induce low loss tunable birefringent phase shifts in fiber Bragg grating by applying mechanical stresses at precise locations along the FBG with a specially designed shape m...
Temperature-independent bending sensor with tilted fiber Bragg grating interacting with multimode fiber
Fiber optic sensor Tilted fiber Bragg gratings Bending measurement
2013/5/24
A new type fiber bending sensor based on a tilted fiber Bragg grating (TFBG) interacting with a multimodefiber (MMF) is presented. The sensing head is formed by insertion of a small section of MMF bet...