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Updated: Apr 30, 2026

Generation and Coherent Control of Pulsed Quantum Frequency Combs
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自注射锁定和无相位偏移的微机械频率.

Jiahao Wu1, Penghui Song2, Shuke Zang1

  • 1Shanghai Jiao Tong University, University of Michigan-Shanghai Jiao Tong University Joint Institute, Shanghai 200240, China.

Physical review letters
|March 28, 2025
PubMed
概括

研究人员开发了一种自我注射锁定微机械频率. 这项创新克服了光谱宽度和相位偏移的局限性,提高了精确计时应用.

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Phase-lead and Phase-lag Controllers01:22

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Understanding the working function of different types of controllers can be illustrated with practical analogies, such as adjusting a stereo's volume equalizer. Cranking up the bass involves a phase-lead controller, which functions as a high-pass filter, while increasing the treble uses a phase-lag controller, which acts as a low-pass filter. PD controllers, similar to high-pass filters, enhance the system's response to high-frequency components. PI controllers, akin to low-pass...
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