[1] AUSTON D H,CHEUNG K P,SMITH P R.Picosecond photoconducting Hertzian dipoles[J].Appl Phys Lett,1984,45(3):284-286.
[2] DARROW J T,ZHANG X C,AUSTON D H.Power scaling of large-aperture photoconducting antennas[J].Appl Phys Lett,1991,58(1):25-27.
[3] YOU D,JONES R R,BUCKSBAUM P H,et al.Generation of high-power sub-single-cycle 500-fs electromagnetic pulses[J].Opt Lett,1993,18(4):290-292.
[4] ZHANG T Y,CAP J C.Study of the surface and far fields of terahertz radiation generated by large-aperture of photoconductive antennas[J].Chin Phys,2004,13 (10):1742-1746.
[5] LI Fan,ZHANG Tong-yi,WANG Yi-shan,et al.Study of far field temporal characteristics of terahertz radiation generated by large-aperture photoconductive antennas with finite thickness[J].Acta Photonica Sinica,2007,36(4):599-602.
[6] ZHANG Tong-yi,SHI Shun-xiang,ZHAO Wei,et al.An analysis of the performance of stacked parallel-plate Blumlein pulse generators[J].Acts Photonica Sinica,2007,36(6):976-981.
[7] LIU Ming-li,ZHANG Tong-yi,SUN Chuan-dong,et al.Characterization of high-power narrow-band terahertz radiation generation using large-aperture photoconductive semiconductor antennas[J].Acts Photonica Sinica,2007,36(10):1793-1798.
[8] CHUANG S L,SCHMITT-RINK S,GREENE B I,et al.Optical rectification at semiconductor surfaces[J].Phys Rev Lett,1992,68(1):102-105.
[9] AUSTON D H,NUSS M C.Electrooptic generation and detection of femtoseeond electrical transients[J].IEEE J Quantum Electron,1988,24(2):184-197.
[10] HAN P Y,TANI M,PAN F,et al.Use of the organic crystal DAST for terahertz beam applications[J].Opt Lett,2000,25(9):675-677.
[11] SCHNEIDER A,NEIS M,STILLHART M,et al.Generation of terahertz pulses through optical rectification in organic DAST crystals:theory and experiment[J].J Opt Soc Am B,2006,23(9):1822-1835.
[12] SHI W,DING Y,FERNELIUS N,et al.Efficient,tunable,and coherent 0.18-5.27-THz source based on Ga Se.crystal[J].Opt Lett,2002,27(16):1454-1456.
[13] SHI W,DINGY.Continuously tunable and coherent terahertz radiation by means of phasematched difference-frequency generation in zinc germanium phosphide[J].Appl Phys Lett,2003,83(5):848-850.
[14] TANABE T,SUTO K,NISHIZAWA J,et al.Frequency-tunable high-power terahertz wave generation from GaP[J].J Appl Phys,2003,93(8):4610-4615.
[15] KAWASE K,SHIKATA J,ITO H.Terahertz wave parametric source[J].J Phys D:Appl Phys,2001,34(3):R1-R14.
[16] IMESHEV G,FERMANN M E,VODOPYANOV K L,et al.High-power source of THz radiation based on orientation-patterned GaAs pumped by a fiber laser[J].Opt Express,2006,14(10):4439-4444.
[17] BROWN E R,MCLNTOSH K A,NICHOLS K B,et al.Photomixing up to 3.8 THz in low-temperature-grown GaAs[J].Appl Phys Lett,1995,66(3):285-287.
[18] MCLNTOSH K A,BROWN E R,NICHOLS K B,et al.Terahertz photomixing with diode lasers in low-temperature-grown GaAs[J].Appl Phys Lett,1995,67 (26):3844-3846.
[19] MATSUURA S,BLAKE G A,WYSS R A,et al.A traveling-wave THz photomixers based on angle-tuned phase matching[J].Appl Phys Lett,1999,74(19):2872-2874.
[20] RYZHII V,KHMYROVA I,SHUR M.Terahertz photomixing in quantum well structures using resonant excitation of plasma oscillations[J].J Appl Phys,2002,91 (4):1875-1881.
[21] BROWN E R,BJARNASON J,CHAN T L J,et al.Room temperature,THz photomixing sweep oscillator and its application to spectroscopic transmission through organic materials[J].Rev Sci Instrum,2004,75(12):5333-5342.
[22] GREGORY I S,TRIBE W R,COLE B E,et al.Resonant dipole antennas for continuous-wave terahertz photomixers[J].Appl Phys Lett,2004,85(9):1622-1624.
[23] MICHAEL E A,VOWINKEL B,SCHIEDER R,et al.Large-area traveling-wave photoic mixers for increased continuous terahertz power[J].Appl Phys Lett,2005,86 (11):111120-1-3.
[24] GREGORY I S,TRIBE W R,BAKER C,et al.Continuouswave terahertz system with a 60 dB dynamic range[J].Appl Phys Lett,2005,86(20):204104-1-3.
[25] CHATTOPADHYAY G,SCHLECHT E,WARD J,et al.An all solid-state broadband frequency multiplier chain at 1500 GHz[J].IEEE Trans Microwave Theory and Techniq,2004,52(5):1538-1547.
[26] ROSKOS H G,NUSS M C,SHAH J,et al.Coherent submillimeter-wave emission from charge oscillations in a double-well potential[J].Phys Rev Lett,1992,68 (14):2218-2219.
[27] PLANKEN P C M,NUSS M C,BRENER I,et al.Terahertz emission in single quantum wells after coherent optical excitation of light hole and heavy hole excitons[J].Phys Rev Lett,1992,69(26):3800-3803.
[28] HUGGARD P G,SHAW C J,ANDREWS S R,et al.Mechanism of THz emission from asymmetric double quantum wells[J].Phys Rev Lett,2000,84(5):1023-1026.
[29] WASCHKE C,ROSKOS H G,SCHWEDLER R,et al.Coherent submillimeter-wave emission from Bloch oscillations in a semiconductor superlattice[J].Phys Rev Lett,1993,70 (21):3319-3322.
[30] MARTINI R,KLOSE G,ROSKOS H G,et al.Superradiant emission from Bloch oscillations in semiconductor superlattices[J].Phys Rev B,1996,54(20):14325-14328.
[31] KERSTING R,UNTERRAINER K,STRASSER G,et al.Few-cycle THz emission from cold plasma oscillations[J].Phys Rev Lett,1997,79(16):3038-3041.
[32] KOHLER R,TREDICUCCI A,BELTRAM F,et al.Terahertz semiconductor-heterostructure laser[J].Nature,2002,417(5 May):156-159.
[33] LIU H C,WACHTER M,BAN D,et al.Effect of doping concentration on the performance of terahertz quantum-cascade lasers[J].Appl Phys Lett,2005,87(14):141102-1-3.
[34] RAMIAN G.The new UCSB free-electron lasers[J].Nucl Instram Methods,1992,318(1-3):225-229.
[35] HOLLDACK K,KHAM S,MITZNER R,et al.Femtosecond terahertz radiation from femtoslicing at BESSY[J].Phys Rev Lett,2006,96(5):054801-1-4.
[36] VAN EXTER M,FATTINGER CH,GRISCHKOWSKY D.Terahertz time-domain spectroscopy of water vapor[J].Opt Lett,1989,14(20):1128-1130.
[37] COOKE D G,HEGMANN F A,YOUNG E C,et al.Electron mobility in dilute GaAs bismide and nitride alloys measured by time-resolved terahertz spectroscopy[J].Appl Phys Lett,2006,89(12):122103-1-3.
[38] MITTLEMAN D.Sensing with terahertz radiation[M].Berlin; Springer,2004,and reference therein.
[39] HU B B,NUSS M C.Imaging with terahertz waves[J].Opt Lett,1995,20(16):1716-1718.
[40] WU Q,HEWITT T D,ZHANG X C.Two-dimensional electro-optic imaging of terahertz beams[J].Appl Phys Lett,1996,69(8):1026-1028.
[41] JIANG Z,ZHANG X C.Single-shot spatiotemporal terahertz field imaging[J].Opt Lett,1998,23(14):1114-1116.
[42] CHEN Q,JIANG Z,XU G X,et al.Near-field terahertz imaging with a dynamic aperture[Jl.Opt Lett,2000,25 (15):1122-1124.
[43] O'HARA J,GRISCHKOWSKY D.Synthetic phased-array terabertz imaging[J].Opt Lett,2002,27(12):1070-1072.
[44] DOBROIU A,OTANI C,KAWASE K.Terahertz-wave sources and imaging applications[J].Mess Sci Technol,2006,17(11):R161-R174.
[45] MITTLEMAN D M,HUNSCHES S,BOIVIN L,et al.T ray tomography[J].Opt Lett,1997,22(12):904-906.
[46] PEARCE J,CHO1 H,MITTLEMAN D M,et al.Terahertz wide aperture reflection tomography[J].Opt Lett,2005,30 (13):1653-1655.
[47] ZHANG T Y,ZHAO W,LIU X M,et al.Nonlinear optical properties of semiconductor quantum wells under intense terahertz radiation[J].Appl Phys Lett,2007,91 (4):041909-1-3.
[48] ZHANG T Y,ZHAO W.Franz-Keldysh effect and dynamical Franz-Keldysh effect in a cylindrical semiconductor quantum wire[J].Phys Rev B,2006,73(24):245337-1-6.
[49] ZHANG T Y,ZHAO W,ZHU S L.Excitonic absorption of semiconductor nanorings under terahertz fields[J].Chin Phys Lett,2005,22(10):2643-2646.
[50] ZHANG T Y,ZHAO W,CAO J C,et al.Interband opticalabsorption spectra of a finite quantum dot superlattice in a cylindrical nanowire[J].J Appl Phys,2005,98(9):094311-1-5.
[51] ZHANG T Y,CAO J C.Optical absorption in semiconductor nanorings under a lateral terahertz electric field[J].J Appl Phys,2005,97(2):024307-1-5.
[52] ZHANG T Y,CAO J C.Optical absorption in terahertzdriven quantum wells under a magnetic field[J].J Phys:Condens Matter,2004,16(49):9093-9101.
[53] SARUKURA N,LIU Z,OHTAKE H,et al.All-solid-state,THz radiation source using a saturable Bragg reflector in a femtosecond mode-locked laser[J].Jpn J Appl Phys,1997,36(5A):L560-L562.
[54] SARUKURA N,OHTAKE H,LIU Z,et al.TIIz radiation generation from an intracavity saturable Bragg reflector in a magnetic field[J].J pn J Appl Phys,1998,37(2A):L125-L126.
[55] LIU T A,HUANG K F,PAN C L,et al.THz radiation from intracavity saturable Bragg reflector in magnetic field with self-started mode-locking by strained saturable Bragg reflector[J].Jpn J Appl Phys,1999,38(11B):L1333-L1335.
[56] LIU Z,ONO S,OHTAKE H,et al.Efficient terahertz radiation generation from a bulk lnAs mirror as an intracavity terahertz radiation emitter[J].Jpn J Appl Phys,2000,39 (4B):L366-L367.
[57] DARMO J,MULLER T,STRASSER G,et al.Voltage-controlled intracavity terahertz generator for self-starting Ti:sapphire lasers[J].Opt Lett,2002,27(21):1941-1943.
[58] WANG Y S,LIU H J,CHENG Z,et al.Self-starting modelocked femtosecond Ti:sapphire laser using saturable Bragg reflector (SBR)[J].Acta Phys Sin,2005,54 (11):5184-5188.
[59] ADACHI S.GaAs,AlAs,and AlxGa1-x As material parameters for use in research and device applications[J].J Appl Phys,1985,58(3):R1-R29.