搜索结果: 136-150 共查到“光学工程 fiber”相关记录425条 . 查询时间(0.046 秒)
Bragg-Scattering frequency conversion in nonlinear fiber with frequency shifted feedback pumps
Bragg-Scattering requency conversion frequency shifted feedback pumps
2015/5/14
We experimentally study Bragg-type frequency conversion in nonlinear fiber. We use two pumps obtained by amplifying two continuous-wave frequency-shifted feedback lasers. Our experimental results comp...
Heating and burning of optical fiber by light scattered from bubble train formed by optical fiber fuse
optical fiber bubble train light scattered Heating and burning
2015/5/14
We investigate in detail for the first time the scattering properties and heating characteristics in an optical fiber when a bubble train forms in the middle of the fiber as a result of the fiber fuse...
Magneto-optic fiber Sagnac modulator based on magnetic fluids
Magneto-optic fiber Sagnac modulator magnetic fluids
2013/5/27
A magneto-optic modulator with a magnetic fluid film inserted into an optical fiber Sagnac interferometer is pro-posed. The magnetic fluid exhibits variable birefringence and Faraday effect under exte...
Fabrication of a temperature-insensitive transverse mechanical load sensor by using a photonic crystal fiber-based Sagnac loop
birefringence load sensor photonic crystal fiber (PCF) Sagnac interferometer
2013/5/27
An optical fiber transverse mechanical load sensor is fabricated by using a short section of a solid core photonic crystal fiber (PCF) which is inserted inside a Sagnac fiber loop. An initial transver...
Simultaneous measurement of strain and temperature with a long-period fiber grating inscribed Sagnac interferometer
Sagnac interferometer Strain and temperature measurements Polarization maintains fiber Long-period fiber grating
2013/5/27
A Sagnac interferome ter with a long-per iod fiber grating (LPG) inscribed in the polarization-maintainin g fi ber (PMF) is proposed and experime ntally demonstrated for simultaneous measurement of st...
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...
Fiber optic pressure sensing with conforming elastomers.
Fiber optic pressure sensing conforming elastomers.
2013/5/27
A novel pressure sensing scheme based on the effect of a conforming elastomer material on the transmis-sion spectrum of tilted fiber Bragg gratings is presented. Lateral pressure on the elastomer incr...
Intensity-Modulated Optical Fiber Sensors Based on Chirped-Fiber Bragg Gratings
Optical fiber sensors fiber Bragg gratings intensity-modulated sensors
2013/5/27
Intensity-modulated fiber Bragg grating (FBG) sensors, compared with normal wavelength-encoding FBG sensors, can reduce the cost of sensor system significantly by using cost-efficient optical power...
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...
Curvature sensor based on fiber loop mirror with polarization maintaining fiber.
polarization maintaining fiber curvature sensor fiber loop mirror
2013/5/27
An optical fiber curvature sensor based on fiber loop mirror with a short section of polarization maintaining fiber (PMF) is proposed and demonstrated experimentally. The PMF of about 100 cm long is i...
Relation between side fluorescence and laser emission in an infrared-to-visible upconversion ZBLAN erbium-doped fiber
infrared-to-visible upconversion fiber laser
2011/5/5
The relation between spontaneous and induced emission, and to some extend amplified
spontaneous emission in an optical fiber, due to its very elongated active media shape (pencil-like
shape) is diff...
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...
Strain Sensor Realized by Using Low-Birefringence Photonic-Crystal-Fiber-Based Sagnac Loop
Fiber Sagnac loop optical fiber sensor photonic crystal fiber (PCF) strain sensor
2013/5/27
An optical fiber strain sensor by using a low-birefrin-gence photonic crystal fiber (PCF)-based Sagnac loop is demon-strated. A fiber Sagnac loop is formed by the low-birefringence PCF of about 40 cm,...
Intensity measurement based temperature-independent strain sensor using a highly birefringent photonic crystal fiber loop mirror.
Highly birefringent photonic crystal fiber (HiBi-PCF) Fiber loop mirror (FLM) Strain senor Intensity measurement
2013/5/27
A fi ber-optic strain sensor is demons trated by using a short length of highly birefringent phot onic crystal fi ber (HiBi-PCF) as the sensing element inserted in a fi ber loop mirror (FLM). Due to t...