36 Vol. 36, Supp lement 2006 9 LASER & INFRARED Sep tember, 2006 : 100125078 (2006) 20785207,,, (, 100037) : : ; ; ; : O434. 3; O456 : A The Theory and Some Applications of Terahertz Radiation L I Fu2li, REN Rong2dong,WANG Xin2ke, ZHOU B in2quan (Department of Physics, Cap ital Normal University, Beijing 100037, China) Abstract: THz radiation is the gap between m icrowave and far2infrared region. THz time2domain spectroscopy is a powerful tool developed in 1990 s for spectroscopy measurement. In the paper the theory and some app lications in se2 curity exam ination and Chinese traditional medicine of Terahertz radition are introduced. Key words: THz radiation; THz imaging; exp losive; Chinese traditional medicine 1 ( T ) 0. 1 10THz;3 30 m,, 20 80,,,, ( 1),, X, 2 2. 1,: 20 80 90, D. H. Auston D. Grischkowsky 1 THz 1 p s 300 m 33cm - 1 4. 1 ev 48K 1,,,, :(1939 - ),,, ; 1958-1996, ; 1996,,,, ;,,, ;, Chinese Physics Let2 ters : 2006206223
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2006 791 11, RDX 0. 820THz 1. 039THz 1. 361THz 1. 537THz 1. 947THz RDX, RDX, 0. 820THz 1. 039THz 1. 361THz ; RDX, RDX, 0. 820THz, 0. 820THz 1. 039THz 1. 361THz 1. 537THz 1. 947THz, RDX,,,,,,, : [ 1 ] SW ang, B Ferguson, D Abbott, et al. T2ray Imaging and Tomography[ J ]. Journal of B iological Physics, 2003, 29 (2) : 247-256. [ 2 ],,. ( THz) [ J ],, 2005, 22: 129-134. [ 3 ] Zhip ing J iang, X2C Zhang. Electro2op tic measurement of terahertz field pulseswith a chirped op tical beam [ J ]. AP2 PL IED PHYSICS LETTERS, 1998, 72 (16) : 20. [ 4 ] Q W u, T D Hewitt, X2C Zhang. Two2dimensional elec2 tro2op tic imaging of THz beam s [ J ]. App l. Phys. Lett., 1996, 69 (8) : 19. [ 5 ],,,. ZnSe [ J ]., 2004, 24 (10) : 1153-1156. [ 6 ],,. [A ].,, 2005. [ 7 ],,,. [A ].,, 2005. [ 8 ],,,. [A ].,, 2005. [ 9 ],,. THz [ A ]. 2004( ).