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Article
Open AccessTransient replica symmetry breaking in Brillouin random fiber lasers
Replica symmetry breaking (RSB), as a featured phase transition between paramagnetic and spin glass state in magnetic systems, has been predicted and validated among random laser-based complex systems, which i...
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Article
Sex- and age-specific prevalence and risk factors of depressive symptoms in Parkinson’s disease
Although depressive symptoms are common in PD, few studies investigated sex and age differences in depressive symptoms. Our study aimed to explore the sex and age differences in the clinical correlates of depr...
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Article
Open AccessRecent progress of in-fiber WGM microsphere resonator
In-fiber whispering gallery mode (WGM) microsphere resonators have received remarkable attention due to the superiorities of compact structure, high stability and self-alignment. As an in-fiber structure, WGM ...
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Chapter and Conference Paper
Groove in Sapphire Machined by CO2 Laser Under Water
We have demonstrated a method for crack-free machining of groove in sapphire by using a CO2 continuous-wave (CW) laser under water. A sapphire wafer with a thickness of 1 mm is immersed into the water with 1 mm b...
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Chapter
Sapphire-Derived Fibers and Optical Fiber Sensing
optical fiber being optical sensors exhibit several advantages including the immunity to the electromagnetic interference, simple structure, easy to carry, and large dynamic range. Especially, the possibili...
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Article
Open AccessSpectrally Flat Supercontinuum Generation in a ZBLAN Fiber Pumped by Erbium-Doped Mode-Locked Fiber Laser
We have experimentally demonstrated the flat supercontinuum (SC) generation using a 10-m-long ZrF4-BaF2-LaF3-AlF3-NaF (ZBLAN) fluoride fiber pumped by an erbium-doped mode-locked fiber laser incorporating carbon-...
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Article
Open AccessBroadband Acoustic Vibration Sensor Based on Cladding-Mode Resonance of Double-Cladding Fiber
We have proposed and demonstrated a double-cladding fiber (DCF) with cladding-mode resonance property for broadband acoustic vibration sensing. Since the fundamental mode in the core waveguide is able to be co...
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Article
Open AccessDistributed Vibration Sensor With Laser Phase-Noise Immunity by Phase-Extraction φ-OTDR
We have demonstrated a distributed vibration sensor based on phase-sensitive optical time-domain reflectometer (φ-OTDR) system exhibiting immunity to the laser phase noise. Two laser sources with different lin...
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Article
Open AccessBlack Phosphorus-Film with Drop-Casting Method for High-Energy Pulse Generation From Q-Switched Er-Doped Fiber Laser
We have reported high-energy pulse generation from a Q-switched Er-doped fiber laser based on black phosphorus (BP) with a drop-casting method. Poly dimethyl diallyl ammonium (PDDA) is employed to protect BP. ...
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Article
Remote detection of the surface-enhanced Raman spectrum with the optical fiber nanoprobe
Optical fiber nanoprobe with gold nanoparticles substrate on the surface was prepared by electrostatic self-assembly technology. Surface-enhanced Raman spectrum of the cells was measured using the optical fibe...
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Chapter and Conference Paper
CO2 Laser Writing of Long-Period Fiber Gratings in Polarization-Maintaining Fiber under Tension
We demonstrate CO2 laser writing of long-period fiber gratings (LPFGs) in a panda polarization-maintaining (PM) fiber under external tension. The transmission spectrum of the LPFGs depends on the irradiation dire...
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Article
Fabrication and characteristics of silica optical fiber doped with InP nano-semiconductor material
We fabricated a novel special silica optical fiber doped with nano-semiconductor material InP in double cladding layers by using conventional modified chemical vapor deposition (MCVD) process. During the depos...
