[1] Sirtori C. Bridge for the terahertz gap [J]. Nature, 2002, 417:132-133.
[2] Wen J H, Lin W Z. Coherent control in semiconductor [J]. Progress in Physics, 1998, 18(1):105-115.
[3] Wang S H. Ferguson B, Zhang X C, et al. Terahertz computer tomography [J]. Acta Physica Sinica, 2003, 52(1): 120-124.
[4] Cao J C, Liu H C, Lei X L. Simulation of negative-effective-mass terahertz oscillators [J]. J Appl Phys, 2000, 87(6): 2867-2873.
[5] Cao J C. Interband impact ionization and nonlinear absorption of terahertz radiation in semiconductor heterostructures [J]. Phys Rev Lett, 2003, 91(23): 237401.
[6] Cao J C, Lei X L. Multiphoton-assisted absorption of terahertz radiation in InAs/AlSb heterojunctions [J]. Phys Rev B, 2003, 67(8): 085309.
[7] Grischkowsk D, Keiding S, Exter M V, et al. Far-infrared time-domain spectroscopy with terahertz beams of dielectrics and semiconductors [J]. J Opt Soc Am B, 1990, 7(10): 2006-2015.
[8] Exter M V, Grischkowsk D. Carrier dynamics of electrons and holes in moderately doped silicon [J]. Phys Rev B, 1990, 41(17): 12140-12149.
[9] Hu Y, Zhang C L, Sheng J L, et al. Time-domain terahertz spectroscopy of (100)MgO and (100)LaAlO3 substrates [J]. Acta Physica Sinica, 2004, 53(6): 1772-1776.
[10] Liu R, Gu C M. Generation of terahertz radiation via optical rectification and electro-optic detection in ZnTe crystals [J]. Acta Physica Sinica, 2004, 53(4): 1217-122.
[11] Fischer B M, Walther M, Uhd J P. Far-infrared vibrational modes of DNA components studied by terahertz time-domain spectroscopy [J]. Phys Med Biol, 2002, 47: 3807-3814.
[12] Langner M C, Kantner C L S, Chu Y H, et al. Observation of ferromagnetic resonance in SrRuO3 by the time-resolved magneto-optical kerr effect [J]. Physical Review Letters, 2009,
102(17): 177601.
[13] Kimel A V, Kirilyuk A, Tsvetkov A, et al. Laser-induced ultrafast spin reorientation in the antiferromagnet TmFeO3 [J]. Nature, 2004, 429: 850-853.
[14] Zhou R Z, Jin Z M. Li G F, et al. Terahertz magnetic field induced coherent spin precession in YFeO3 [J]. Applied Physics Letters, 2012, 100(6): 061102.
[15] Kirilyuk A I, Kimel A V, Rasing T. Ulstrafast opto-magnetic excitation of magnetization dynamics [J]. Transactions on Magnetics, 2008, 44(7): 1905-1910.
[16] Kampfrath T, Sell A, Klatt G, et al. Coherent terahertz control of antiferromagnetic spin waves [J]. Nature Photonics, 2011, 5: 31-34.
[17] Lein S, Kampfrath T, Volkmann K V. et al. Terahertz coherent control of optically dark paraexcitons in Cu2O [J]. Phys Rev Lett, 2008, 101(24): 246401.
[18] Han J G, Chen W, Zhang J, et al. Terahertz response of bulk and nanostructured ZnO [J]. Piers Online, 2008, 4(3): 391-395.
[19] Stanciu C D, Hansteen F, Kimel A V, et al. Ultrafast interaction of the angular momentum of photons with spins in the metallic amorphous alloy GdFeCo [J]. Phys Rev Lett, 2007, 98(20):207401.
[20] Welsh G H, Wynne K. Generation of ultrafast terahertz radiation pulses on metallic nanostructured surfaces [J]. Optics Express, 2009, 17(4): 2470-2480.
[21] Tokman I D, Shvetsov A V. The interrelation between the faraday effect and the inverse faraday effect in a magnetic medium and the terahertz inverse faraday effect in single molecule magnets [J]. Eur Phys J B, 2009, 72: 97-104.
[22] Zhou J, Ma H L, Zhong M J, et al. Influence of Co-Zr substitution on coercivity in Ba ferrites [J]. Journal of Magnetism and Magnetic Materials, 2006, 305: 467-469.
[23] Yue Z Y, Zhong M J, Ma H L. Effect of Al-substitution on phase formation and magnetic properties of barium hexaferrite syntheaized with sol-gel auto-combustion method [J]. Journal
of Shanghai University: Natural Science, 2008, 12(3): 216-220.
[24] Kerschl P, Grossinger R, Kussbach C, et al. Magnetic properties of nanocrystalline barium ferrite at high temperatures [J]. J Magn Magn Mater, 2002, 242/245: 1468-1470.
[25] Tang Q, Lu Q, Lina S, et al. Magnetic properties of nanocrystalline barium hexaferrite prepared by Sol-Gel process [J]. Rare Metal Materials and Engineering, 2010, 39(S2): 372-375.
[26] Timothy D D, Richard G B, Daniel M M. Material parameter estimation with terahertz timedomain spectroscopy [J]. Journal of the Optical Society of America A: Optics, Image Science
and Vision, 2001, 18(7): 1562-1571.
[27] Duvillaret L, Garet F, Coutaz J L. Highly precise determination of optical constants and sample thickness in terahertz time-domain spectroscopy [J]. Applied Optics, 1999, 38(2): 409-
415.
[28] Wang Y L, Mebel A M, Wuc J, et al. IR spectroscopy and theoretical vibrational calculation of the melamine molecule [J]. J Chem Soc Faraday Trans, 1997, 93: 3445-3451.
[29] Yu B, Zeng F, Yang Y, et al. Torsional vibrational modes of tryptophan studied by terahertz time-domain spectroscopy [J]. Biophysical Journal, 2004, 86(3): 1649-1654.
