搜索结果: 1-15 共查到“erbium”相关记录19条 . 查询时间(0.078 秒)
Measurement of temperature changes during cavitation generated by an erbium, chromium: Yttrium, scandium, gallium garnet laser
Cavitation Heat Laser-Driven Irrigation Temperature Changes
2013/2/19
Aim: The present study evaluated the magnitude of temperature changes in the tooth during cavitation produced by an Er,Cr:YSGG laser. Methods: The root canal of a single extracted maxillary canine was...
A multiwavelength fiber ring laser that is based on an S-band erbium-doped fiber amplifier (EDFA) and a semiconductor optical amplifier (SOA) is developed. An optical switch is used to switch the mult...
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...
Normal dispersion, Polarization-maintaining Erbium Doped Fiber for Short Pulse Amplification
Fiber optics amplifiers oscillators Fibers erbium
2015/6/9
We propose normal dispersion polarization-maintaining Erbium doped fibers (EDFs) for short pulse amplification reducing nonlinearity and optimizing chromatic dispersion simultaneously. Evaluations of ...
Gamma-ray irradiation effects on dynamic gain of erbium-doped fiber amplifiers
erbium-doped fiber amplifier gamma-ray irradiation
2011/5/9
Experiments were made of the gamma-ray irradiation effect on the dynamic performance of
erbium-doped fiber amplifiers (EDFAs). The frequency responses of EDFAs before and after
irradiation are depen...
Effect of Spectral Hole Burning on the Feedforward Control of Erbium–Doped Fiber Amplifiers
Fiber optics and optical communications Fiber optics and optical communications Fiber optics amplifiers and oscillators
2015/6/8
In this paper, the effect of spectral hole burning (SHB) on the feedforward control of an erbium–doped fiber amplifier (EDFA) is investigated. A novel experimental setup allowing to verify a mathemati...
Stable tunable single-longitudinal-mode semiconductor optical amplifier erbium-doped fiber ring lasers for 10 Gbps transmission over 50 km single-mode fiber
optical fiber transmission tunable fiber ring lasers erbium-doped fiber semiconductor optical amplifier single-longitudinal-mode saturable absorber
2011/5/9
We demonstrate a stable and tunable single-longitudinal-mode SOA-EDF ring laser for high-speed
data transmission systems. The laser is constructed by incorporating an SOA into the EDF ring
cavity. T...
Exotic Emissions of Erbium and Ytterbium Doped Silica-Zirconia Nanostructured Optical Fibers
Exotic Emissions Erbium Ytterbium Doped Silica-Zirconia Nanostructured Optical Fibers
2015/7/20
Original emissions in nanostructured silica-zirconia based optical fibers doped with erbium and ytterbium ions are presented. The influence of the nanostructure on the luminescence properties is highl...
Gain Transient Mitigation in Remote Erbium Doped Fibre Amplifiers by Burst Packet Carving at the ONU for Extended Power Budget PONs
Remote Erbium Doped Fibre Amplifiers Burst Packet Carving ONU Extended Power Budget PONs
2015/7/20
We present a new approach to mitigate the gain transients in remote Erbium Doped Fibre Amplifiers by means of pre-distortion of data packets at the ONU, allowing a strong reduction (30%) of the packet...
Widely Wavelength-Tunable and Pulsewidth-Variable Harmonically Mode-Locked Short-Cavity Fiber Ring Laser Using a Bismuth-Oxide-Based Highly Nonlinear Erbium-Doped Fiber
Wavelength-Tunable Pulsewidth-Variable Harmonically Bismuth-Oxide-Based Highly Nonlinea Erbium-Doped Fiber
2015/7/16
We demonstrate a stable 10GHz harmonically modelocked laser employing a 151cm-long bismuth-based highly nonlinear erbium-doped fiber and a bandwidth-variable tunable filter. The wavelength tuning rang...
Single-Longitudinal-Mode Lanthanum-Codoped Bismuth-Based Erbium Doped Fiber Ring Laser
Single-Longitudinal-Mode Lanthanum-Codoped Bismuth-Based Erbium Doped Fiber
2015/7/16
We propose and demonstrate a stable single-longitudinal-mode lanthanum-codoped bismuth oxide-based erbium doped fiber ring laser. The combination of a free-space thin-film filter and a Lyot filter ena...
A multiwavelength erbium-doped fiber MOPA laser with partial overlapping linear cavities
mutliwavelength laser erbium-doped fiber (EDF)
2011/5/10
In this paper, we propose a multiwavelength erbium-doped fiber laser (MW-EDFL). The configuration of the MW-EDFL consists of several linear Fabry–Perot (FP) cavities and a master-oscillation-power-amp...
Acid Resistance of Erbium-doped Yttrium Aluminum Garnet Laser–Treated and Phosphoric Acid–Etched Enamels
Er YAG laser Phosphoric acid XRD ICP-AES pH-cycling EPMA
2008/11/24
Objective: To compare the effects of erbium-doped yttrium aluminum garnet (Er:YAG) laser ablation and of phosphoric acid etching on the in vitro acid resistance of bovine enamel.
Materials and Meth...
Etching Enamel for Orthodontics with an Erbium, Chromium:Yttrium-Scandium-Gallium-Garnet Laser System
Laser irradiation SEM examination Shear bond strength
2008/11/3
Objective: To test the shear bond strength, surface characteristics, and fracture mode of brackets that are bonded to enamel etched with an erbium, chromium:yttrium-scandium-gallium-garnet (Er,Cr:YSGG...
Transmission of 81 channels at 40Gbit/s over a Transpacific-Distance Erbium-only Link, using PDM-BPSK Modulation, Coherent Detection, and a new large effective area fibre
Transmissio channels Erbium-only Link PDM-BPSK Modulation
2015/8/6
Eighty-one channels spaced by 50GHz and modulated at 40Gbit/s are transmitted over 11520km, thanks to RZ PDM-BPSK modulation, coherent detection, and a new large effective area fibre.