Darmo J, Bratschitsch R, Müller T, Kersting R, Strasser G, Unterrainer K
Institute for Solid State Electronics, Technical University Vienna, Floragasse 7, A-1040 Vienna, Austria.
Phys Med Biol. 2002 Nov 7;47(21):3691-7. doi: 10.1088/0031-9155/47/21/303.
The methods for generating few-cycle THz radiation from semiconductors without external applied fields are reviewed. Their spectral characteristics, efficiency and prospects for imaging and tomography at terahertz frequencies are discussed.
本文综述了在无外部施加场的情况下从半导体产生少周期太赫兹辐射的方法。讨论了它们的光谱特性、效率以及太赫兹频率成像和层析成像的前景。
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