搜索结果: 1-8 共查到“电子科学与技术 High Power”相关记录8条 . 查询时间(0.097 秒)
Cutting Technique for Civil Engineering Using a High-Power Laser
High average power laser Cutting technique Concrete cutting
2009/6/1
The cutting performance of concrete using a laser-based hybrid technique was investigated. Experimental conditions included 7 kW laser power, 10 mm laser beam diameter, and 1.25-50 mm/s scanning speed...
The Progress of the Front-end Source of the SG-II High Power Laser System
Pulse shaping Synchronization Regenerative amplifier
2009/6/1
This article describes the front-end system for the SG-II high power laser facility. The front-end of SG-II is based on amplitude waveguide modulator pulse shaping technology and short pulse laser tri...
Review on the High-Power Pulse Fiber Laser Technology and Their Industrial Microelectronics Applications
Fiber Laser Seed-LD MOPA Q-Switched MOPA
2009/6/1
High-power pulse fiber lasers (HPPFLs) using Yb-doped double-clad fiber for industrial applications are evolved as two types including Seed LD-based Master-Oscillator Power-Amplifier (Seed-LD-MOPA) an...
Generation of Fiber Tunable High-power Picosecond Laser Pulse
Fiber laser Fiber amplifier Picosecond laser
2009/6/1
A fiber tunable high-power picosecond laser system has been for the first time demonstrated. A gain switch semiconductor laser diode was introduced as seed source, and a multi-stage single mode Yb-dop...
Prospects of 4H-SiC Double Drift Region IMPATT Device as a Photo-Sensitive High-Power Source at 0.7 Terahertz Frequency Regime
4H-SiC Double Drift Region IMPATT Device a Photo-Sensitive High-Power Source 0.7 Terahertz Frequency Regime
2010/12/6
The dynamic performance of wide-bandgap 4H-SiC based double drift region (p++ p n n++) IMPATT diode is simulated for the first time at terahertz frequency (0.7 Terahertz) region. The simulation experi...
High Power and Low Coherence Fiber-optic Source for Incoherent Photonic Signal Processing
Fiber-optic Source Photonic Signal Processing
2010/7/16
A new structure that can generate fibre-optic sources of optimum linewidth for photonic signal
processor applications is presented. The structure is based on a two-stage double-pass topology. Results...
Integration of High-Power Semiconductor Lasers Using Dry-Etched Mirrors
High-Power Semiconductor Lasers Dry-Etched Mirrors
2010/7/15
Broad-area InGaAs-AlGaAs laser diodes emitting at a wavelength of 980 nm with dry-etched mirror facets are presented. The devices exhibit optical output powers up to 1.5W per facet at room temperature...
GaN based FET devices represent at present the solid state power sources of highest microwave output power. Their materials structure and technology is briefly reviewed and their mitations and problem...