研究目的
Investigating the generation of energetic, few-cycle laser pulses with stabilized Carrier-Envelope Phase at high repetition rate for applications in attosecond science or high field physics.
研究成果
The developed Ti:Sa based, CEP-stabilized, sub-20fs, 1 kHz / 10 kHz hybrid laser system successfully delivers high peak power and average power pulses with wavelength tunability, marking a significant advancement in laser technology for attosecond science and high field physics.
研究不足
The spectral tunability precision, while precise, may limit applications requiring finer wavelength control. The system's complexity may also pose challenges in maintenance and operation.
1：Experimental Design and Method Selection:
The laser is based on Chirped Pulse Amplification (CPA), featuring an innovative double-crystal regenerative amplifier and an in-line single pass amplifier.
2：Sample Selection and Data Sources:
The system delivers ultra-broad bandwidth laser pulses with more than 700 μJ.
3：List of Experimental Equipment and Materials:
Includes a programmable acousto-optic dispersive filter (Dazzler) and a programmable gain filter (Mazzler).
4：Experimental Procedures and Operational Workflow:
The front-end output seeds simultaneously two amplifiers operating at 1 and 10 kHz respectively.
5：Data Analysis Methods:
Temporal profile measured by Wizzler, spectral tunability precision reaches as short as 1 nm.
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