Major Refereed Articles

1.                  X.-C. Zhang , M. Gal and A.V. Nurmikko, "Free-Exciton Confinement by Layer Stacking Faults in GaSe: Evidence from Time-Resolved Spectroscopy,” Phys. Rev. B 30, 6214 (1984).

2.                  X.-C. Zhang , Y. Hefetz and A.V. Nurmikko, "Kinetics of Free and Bound Excitons in Semiconductors,” Ultrafast Phenomena IV, Springer Series in Chemical Physics, 38, 176 (1984).

3.                  X.-C. Zhang , S.K. Chang, A.V. Nurmikko, L.A. Koloziejski, R.L. Gunshor and S. Datta, "Excitonic Recombination at the CdTe/(Cd,Mn)Te Heterointerface,” J. Vac. Sci. Technol. B 3, 1300 (1985).

4.                  X.-C. Zhang , S.K. Chang, A.V. Nurmikko, L.A. Koloziejski, R.L. Gunshor and S. Datta, "Interface Localization of Excitons in CdTe/CdMnTe Multiquantum Wells,” Phys. Rev. B 31, 4056 (1985).

5.                  X.-C. Zhang , S.K. Chang, A.V. Nurmikko, L.A. Koloziejski, R.L. Gunshor and S. Datta, "Time-Resolved Exciton Recombination in CdTe/Cd1-xMnxTe Multiquantum Wells,” Appl. Phys. Lett. 47, 59 (1985).

6.                  X.-C. Zhang , S.K. Chang, A.V. Nurmikko, L.A. Koloziejski, R.L. Gunshor, S. Datta and D. Heiman, "Influence of High Magnetic Fields on Exciton Luminescence of Cd1-xMnxTe Multiquantum Wells,” Solid State Commun. 56, 255 (1985).

7.                  A.V. Nurmikko, X.-C. Zhang , S.K. Chang, L.A. Koloziejski, R.L. Gunshor and S. Datta, "Excitons in CdMnTe Multiquantum Wells,” Journal of Luminescence 34, 89 (1985).

8.                  L.A. Koloziejski, R.L. Gunshor, N. Otsuka, X.-C. Zhang , S.K. Chang and A.V. Nurmikko, "(100) Superlattices of CdTe-Cd0.76Mn0.24Te on (100) GaAs," Appl. Phys. Lett. 47, 882 (1985).

9.                  Y. Hefetz, X.-C. Zhang and A.V. Nurmikko, "Observation of Exciton-Exciton Scattering in Cu2O by Time-Resolved Photomodulation Spectroscopy," Phys. Rev. B 31, 5371 (1985).

10.              X.-C. Zhang , Y. Hefetz, S.K. Chang, J. Nakahara and A.V. Nurmikko, "Excitons and Their Kinetics in CdTe/(CdMn)Te and ZnSe/(Zn,Mn)Se Quantum Wells,” Surf. Sci. 174, 292 (1986).

11.              X.-C. Zhang and R.K. Jain, "Measurement of On-Chip Waveforms and Pulse Propagation in Digital GaAs Integrated Circuits by Picosecond Electro-Optic Sampling,” Electronics Letters 22, 264 (1986).

12.              X.-C. Zhang , R.K. Jain, M.G. Ressl and T.J. Pier, "Precise Measurement of Signal Propagation Characteristics in GaAs Integrated Circuits by Picosecond Electro-Optic Sampling,” Ultrafast Phenomena V, Springer Series in Chemical Physics, 46, 107 (1986).

13.              X.-C. Zhang , R.K. Jain and R. Hickling, "Electro-Optic Sampling Analysis of Timing Patterns at Critical Internal Nodes in Gigabit GaAs Multiplexers / Demultiplexers,” Picosecond Electronics and Optoelectronics II, Springer Series in Electronics and Photonics 24, 29 (1987).

14.              X.-C. Zhang , B.B. Hu, J.T. Darrow and D.H. Auston, "Generation of Femtosecond Electromagnetic Pulses from Semiconductor Surfaces,” Appl. Phys. Lett. 56, 1011 (1990).

15.              X.-C. Zhang , J.T. Darrow, B.B. Hu, D.H. Auston, M.T. Schmidt, P. Tham and E.S. Yang, "Optically Induced Electromagnetic Radiation from Semiconductor Surfaces,” Appl. Phys. Lett. 56, 2228 (1990).

16.              J.T. Darrow, B.B. Hu, X.-C. Zhang and D.H. Auston, "Subpicosecond Electromagnetic Pulses from Large Aperture Photoconducting Antennas,” Opt. Lett. 15, 323 (1990).

17.              B.B. Hu, X.-C. Zhang , D.H. Auston and P.R. Smith, "Free Space Radiation from Electro-Optic Crystal,” Appl. Phys. Lett. 56, 506 (1990).

18.              B.B. Hu, J.T. Darrow, X.-C. Zhang , D.H. Auston and P.R. Smith, "Optically-Steerable Photoconducting Antennas,” Appl. Phys. Lett. 56, 886 (1990).

19.              C. Shu, B.B. Hu, X.-C. Zhang , P. Mei and E.S. Yang, "Picosecond Photoconductive Response of Polycrystalline Silicon Thin Films,” Appl. Phys. Lett. 57, 64 (1990).

20.              X.-C. Zhang , B.B. Hu, S.H. Xin and D.H. Auston, "Optically Induced Femtosecond Electromagnetic Pulses from GaSb/AlSb Strained Layer Superlattices,” Appl. Phys. Lett. 57, 753, (1990).

21.              B.B. Hu, X.-C. Zhang and D.H. Auston, "Temperature Dependence of Optically Induced Femtosecond Electromagnetic Radiation from Semiconductor Surfaces,” Appl. Phys. Lett. 57, 2629 (1990).

22.              C. Shu, X.-C. Zhang , E.S. Yang and D.H. Auston, "Generation and Propagation of Optoelectronic Signals in Coplanar Waveguides,” Appl. Phys. Lett. 57, 2897 (1990).

23.              X.-C. Zhang , J.T. Darrow, B.B. Hu, S.H. Xin and D.H. Auston, "Optically Induced Electromagnetic Radiation from Semiconductor Surfaces,” Ultrafast Phenomena VII, Springer Series in Chemical Physics, 53, 198 (1990).

24.              D.H. Auston and X.-C. Zhang , "Large Aperture Photoconducting Antennas," Picosecond Electronics and Optoelectronics VI, Springer Series in Electronics and Photonics, 1 (1991).

25.              J.T. Darrow, X.-C. Zhang and D.H. Auston, "Power Scaling of Large-Aperture Photoconducting Antennas,” Appl. Phys. Lett. 58, 25 (1991).

26.              N. Froberg, M. Mack, B.B. Hu, X.-C. Zhang and D.H. Auston, "500 GHz Electrically-Steerable Photoconducting Antenna Array,” Appl. Phys. Lett. 58, 446 (1991).

27.              B.B. Hu, N. Froberg, M. Mack, X.-C. Zhang and D.H. Auston, "Electronically-controlled Frequency Scanning by Photoconducting Antenna Array," Appl. Phys. Lett. 58, 1369, (1991).

28.              C. Shu, X. Wu, E.S. Yang, X.-C. Zhang and D.H. Auston, "Propagation Characteristics of Picosecond Electrical Pulses on a Periodically Loaded Coplanar Waveguide,” IEEE Trans. Microwave Theory Tech. MTT-39, 930 (1991).

29.              X.-C. Zhang and D.H. Auston, "Generation of Steerable Submillimeter-Waves from Semiconductor Surfaces by Spatial Light Modulators," Appl. Phys. Lett. 59, 768 (1991).

30.              B.B. Hu, X.-C. Zhang and D.H. Auston, "Terahertz Radiation Induced by Subbandgap Femtosecond Optical Excitation of GaAs, "Phys. Rev. Lett. 67, 2709 (1991).

31.              P.M. Ferm, C. Knapp, C.-J. Wu, J.T. Yardley, B.B. Hu, X.-C. Zhang and D.H. Auston, "Ultrafast Electro-Optic Effect in Poled Polymer Films," Appl. Phys. Lett. 59, 2651 (1991).

32.              N. M. Froberg, B.B. Hu, X.-C. Zhang and D.H. Auston, "Time-division Multiplexing Performed by a Photoconducting Antenna Array,"  Appl. Phys. Lett. 59,  3207 (1991).

33.              L. Xu, X.-C. Zhang , D.H. Auston and B. Jalali, "Terahertz Radiation from Large Aperture Silicon p-i-n Diodes," Appl. Phys. Lett. 59,  3357 (1991).

34.              L. Xu, X.-C. Zhang , D.H. Auston and W.I. Wang, "Internal Piezoelectric Field in Strained Layer GaInSb/InAs Superlattices Probed by Optically Induced Microwave Radiation," Appl. Phys. Lett. 59, 3562 (1991).

35.              J.T. Darrow, X.-C. Zhang , D.H. Auston and J.D. Morse, "Saturation Properties of Large-Aperture Photoconductor Antennas," IEEE J. Quantum Electron., 28, 1607, (1992).

36.              L. Xu, X.-C. Zhang and D.H. Auston, "Transition Radiation from Femtosecond Optical Pulses in Electro-Optic Materials," Appl. Phys. Lett. 61, 1784 (1992).

37.              Froberg, B.B. Hu, X.-C. Zhang and D.H. Auston, "Terahertz Radiation from a Photoconducting Antenna Array," IEEE J. Quantum Electron., 28, 2291 (1992).

38.              S. Wu, X.-C. Zhang and R.L. Fork, "Direct Experimental Observation of Interactive Third and Fifth Order Nonlinearities in a Time and Space Resolved Four-Wave Mixing Experiment," Appl. Phys. Lett. 61, 919 (1992).

39.              X.-C. Zhang , Y. Jin, B.B. Hu, X. Li and D.H. Auston, "Optoelectronic Study of Piezoelectric field in Strained-Layer Superlattices," Superlattices and Microstructures, 12, 487 (1992).

40.              X.-C. Zhang , X.F. Ma, Y. Jin, T.-M. Lu, E. P. Boden, P. D. Phelps, K. R. Stewart and C. P. Yakymyshyn, "THz Optical Rectification from Highly Nonlinear Organic Crystals," Appl. Phys. Lett. 61, 3080 (1992).

41.              X.-C. Zhang , Y. Jin and X.F. Ma, "Coherent Measurement of THz Optical Rectification from Electro-Optic Crystals ," Appl. Phys. Lett. 61, 2764 (1992).

42.              X.-C. Zhang and D.H. Auston, "Optically Induced THz Electromagnetic Radiation from Planar Photoconductive Antennas," J. Electromagnetic Waves and Applications, 6, 85 (1992).

43.              X.-C. Zhang and D.H. Auston, "Optoelectronic Measurement of Semiconductor Surfaces and Interfaces with Femtosecond Optics," J. Appl. Phys. 71, 326 (1992).

44.              X.-C. Zhang , Y. Jin, K. Yang and L.J. Schowalter, "Resonance Nonlinear Susceptibility near the Bandgap of GaAs," Phys. Rev. Lett. 69, 2303 (1992).

45.              P.M. Ferm, C. Knapp, C.-J. Wu, J.T. Yardley, B.B. Hu, X.-C. Zhang and D.H. Auston, "Frequency Response of Electro-Optic Polymer," Nonlinear Optics, 5, 361 (1993).

46.              X.-C. Zhang and Y. Jin, "Optically Induced THz Electromagnetic Radiation and Its Applications," WuLi (Physics), 3, 136 (1993).

47.              X.-C. Zhang , Y. Jin, T.D. Hewitt, T. Sangsiri, L.E. Kingsley and M. Weiner, "Magnetic Switching of THz Beams," Appl. Phys. Lett. 62, 2003, (1993).

48.              X.-C. Zhang , Y. Jin, L.E. Kingsley and M. Weiner, "Influence of Electric and Magnetic Fields on THz Beams," Appl. Phys. Lett. 62, 2477 (1993).

49.              X.F. Ma and X.-C. Zhang , "Determination of Ratios Between Nonlinear Optical Coefficients by Using Subpicosecond Optical Rectification," JOSA B, 10, 1175 (1993).

50.              X.-C. Zhang , "New Terahertz Sources and Applications," IEEE/LEOS News Letter, 7-4, 14 (1993).

51.              X.-C. Zhang , Y. Jin, T.D. Hewitt, T. Sangsiri, L.E. Kingsley and M. Weiner, "Terahertz Radiation from Electro-Optic Crystals," Ultra-Wideband, short-Pulse Electromagnetics, Ed. by Bertoni, Carin and Felsen, Plenum Press, 21 (1993).

52.              X.-C. Zhang , Y. Jin, T.D. Hewitt, L.E. Kingsley and M. Weiner, "THz Radiation by Carrier Transport or Optical Rectification?" Ultrafast Electronics and Optoelectronics, 14, 99 (1993).

53.              X.-C. Zhang , T.-M. Lu, C. P. Yakymyshyn, "Intense THz Beam from Organic Electro-Optic Materials," Ultrafast Electronics and Optoelectronics, 14, 119 (1993).

54.              X.-C. Zhang , Y. Jin, T.D. Hewitt, T. Sangsiri, L.E. Kingsley and M. Weiner, "Terahertz Radiation from Electro-Optic Crystals ," Ultra-Wideband, Short-Pulse Electromagnetics, Ed. by Bertoni, Carin and Felsen, Plenum Press, 21 (1993).

55.              X.F. Ma and X.-C. Zhang , "New application of THz Optical Rectification," WuLi (Physics), 23, 390 (1994).

56.              G. Wagoner, Y. Jin, H. Shen, L. Kingsley, X.-C. Zhang , "Time-Resolved Optoelectronic Measurements of Nitrogen-implanted GaAs Crystals," Ultrafast Phenomena, 7 (1994).

57.              Rice A., Y. Jin, X.-F. Ma, X.-C. Zhang , D. Bliss, J. Perkin, and M. Alexander, "Terahertz Optical Rectification from <110> Zincblende Crystals," Appl. Phys. Lett. 64, 1324 (1994).

58.              S. Weling, B.B. Hu, X.-C. Zhang , and D.H. Auston, Appl. Phys. Lett. 64,137 (1994).

59.              X.-C. Zhang , Y. Jin, X.-F. Ma, A. Rice, K. Ware, D. Bliss, J. Perkin and M. Alexander, "Sum-Frequency Generation and Difference-Frequency Generation near Bandgap of Zincblende Crystals," Appl. Phys. Lett. 64, 622 (1994).

60.              X.-C. Zhang and Y. Jin, "Terahertz Beam and its Applications," WuLi (Physics), 4, 218 (1994).

61.              Y. Jin, X.F. Ma, G.A. Wagoner, M. Alexander and X.-C. Zhang , "Anomalous Optically Generated THz Beams from Metal/GaAs Interfaces," Appl. Phys. Lett. 65, 682 (1994).

62.              Y. Jin and X.-C. Zhang , "THz Optical Rectification," International Journal of Nonlinear Optical Physics, 4, 459 (1995).

63.              L. Wang, W.G. He, G.Z. Yang and X.-C. Zhang , "Femtosecond Optical Pump Induced Enhancement of THz Radiation from GaAs," Chinese Physics Letters, 12, 689 (1995).

64.              X.-C. Zhang and Y. Jin, "Generation of THz Radiation from Semiconductors," Ultra-Wideband, Short-Pulse Electromagnetics II, Ed. by Carin, Plenum Press, 17 (1995).

65.              M. Li, F. G. Sun, G. A. Wagoner, M. Alexander and X.-C. Zhang , "Measurement and Analysis of THz Radiation from Bulk Semiconductors," Appl. Phys. Lett. 67, 25 (1995).

66.              F. G. Sun, G. A. Wagoner, and X.-C. Zhang , “Measurement of Free-Space THz Pulses via Long-Lifetime Photoconductors,” Appl. Phys. Lett. 67, 1656 (1995).

67.              Q. Wu and X.-C. Zhang , “Free-Space Electro-Optic Sampling of Terahertz Beam,” Appl. Phys. Lett. 67, 3523 (1995).

68.              X.-C. Zhang and Y. Jin, "Generation of THz Radiation from Semiconductors," Ultra-Wideband, short-Pulse Electromagnetics 2, Ed. by Carin, Plenum Press, 17 (1995).

69.              X.-C. Zhang , Q. Wu, and T. D. Hewitt, “Electro-Optic Imaging of Terahertz Beams,” Ultrafast Phenomena X, Springer Series in Chemical Physics, 54 (1996).

70.              Q. Wu, M. Litz, and X.-C. Zhang , “Free-Space Electro-Optic Samplers,” Ultrafast Phenomena X, Springer Series in Chemical Physics, 60 (1996).

71.              X.-C. Zhang , “Generation and Detection of Terahertz Electromagnetic Pulses from Semiconductors with Femtosecond Optics,J. Luminescence, 66&67, 488 (1996).

72.              X.-C. Zhang , “Free-Space THz Optoelectronics,” Tara McGraw Hill, Raina and Vaya, Photonics, 1, 443 (1996).

73.              Q. Wu and X.-C. Zhang , “Electro-Optic Sampling of Freely Propagating THz Fields,” Optics & Quantum Electronics, 28, 945 (1996).

74.              Q. Wu and X.-C. Zhang , “Ultrafast Electro-Optic Field Sensors,” Appl. Phys. Lett., 68, 1604 (1996).

75.              Q. Wu, M. Litz, and X.-C. Zhang , “Broadband Detection Capability of Electro-Optic Field Probes,” Appl. Phys. Lett., 68, 2924 (1996).

76.              Q. Wu, F.G. Sun, P. Campbell, and X.-C. Zhang , “ Dynamic Range of an Electro-Optic Field Sensor and Its Imaging Applications,” Appl. Phys. Lett., 68, 3224 (1996).

77.              Q. Wu, T.D. Hewitt, and X.-C. Zhang , “Electro-Optic Imaging of Terahertz Beams,” Appl. Phys. Lett., 69, 1026 (1996).

78.              M. Li, F. G. Sun and X.-C. Zhang , "Generation and Propagation of Coherent Sub-millimeter-Waves from Semiconductors," Acta Optica Sinica, 16, 403 (1996).

79.              X.-C. Zhang and Q. Wu, “New Terahertz Beams Imaging Device,” Optics & Photonics News, 12, 9 (1996).

80.              X.-C. Zhang , Q. Wu, P. Campbell, and L. Libelo, “New Field Sensors for Subpicosecond Electromagnetic Pulses,” Ultrafast Processes of Spectroscope, 649, Plenum Press, New York , (1996).

81.              Q. Wu and X.-C. Zhang , “Design and Characterization of Traveling-Wave Electro-Optic THz Sensors,” IEEE-JSTQE, 3, 693 (1996).

82.              X.-C. Zhang , B.H. Kolner, and K. Leo, “Introduction to the Issue on Ultrafast Electronics, and Optoelectronics,” IEEE-JSTQE, 3, 433 (1996).

83.              Z.G. Lu, P. Campbell, and X.-C. Zhang , “Free-Space Electro-Optic Sampling with a High-Repetition-Rate Regenerative Amplified Laser,” Appl. Phys. Lett., 71, 593 (1997).

84.              X.-C. Zhang and P.Y. Han, “New Ultrafast Electro-Optic Sensors,” Optics Letters ( Taiwan ), 64, 15 (1997).

85.              Z.G. Lu, Q. Wu, and X.-C. Zhang , “New Ultrafast Field Sensors,” WuLi (Physics), 26, 51 (1997).

86.              Q. Wu and X.-C. Zhang, “7 THz Ultrabroadband GaP Electro-Optic Sensors,” Appl. Phys. Lett., 70, 1784 (1997).

87.              Q. Wu and X.-C. Zhang, “Free-Space Electro-Optic Sampling of Mid-Infrared Pulses,” Appl. Phys. Lett., 71, 1285 (1997).

88.              J. Riordan, F.G. Sun, Z.G. Lu, and X.-C. Zhang , “Free-Space Magneto-Optic Sampling,” Appl. Phys. Lett., 71, 1452 (1997).

89.              Zhiping Jiang and X.-C. Zhang, “Electro-optic Measurement of THz Pulses with a Chirped Optical Beam,” Appl. Phys. Lett.,72, 1945 (1998).

90.              H.J. Bakker, G.C. Cho, H. Kurz, Q. Wu, and X.-C. Zhang , “Distortion of THz Pulses in Electro-Optic Sampling,” J. Opt. Soc. Am. B15, 1795 (1998).

91.              P. Campbell, M. Li, Z.G. Lu, J.A. Riordan, K. R. Stewart, G.A. Wagoner, Q. Wu, and X.-C. Zhang , “Free-Space Electro-Optic and Magneto-Optic Sampling,” SPIE proceeding, 3269, 114 (1998).

92.              P.Y. Han, J.A. Riordan, Z.P. Jiang, and X.-C. Zhang , “Electro-Optic and Magneto-Optic sensors for THz beams,” SPIE proceeding, 3277, 198 (1998).

93.              Zhiping Jiang and X.-C. Zhang , “Single-Shot Measurement of a THz Pulse,” Engineering Laboratory Note, Optic & Photonic News, 9, No.8, 37, (1998). Also in Appl. Opt. 37, 8145-6 (1998).

94.              J.A. Riordan, P.Y. Han, Z.P. Jiang, P. Campbell, Z.G. Lu, and X.-C. Zhang , “THz Beam Sensors,” Radiative Processes and Dephasing in Semiconductors, Trends in Optics and Photonics, Vol. XVIII, 108, (1998).

95.              Zhiping Jiang and X.-C. Zhang , “Single-Shot Spatial-Temporal THz Field Imaging,” Optic Letters, 23, 1114 (1998).

96.              F.G. Sun, Zhiping Jiang and X.-C. Zhang , “Analysis of THz Pulse Measurement with a Chirped Probe  Beam,” Appl. Phys. Lett., 73, 2233, (1998).  

97.              P.Y. Han and X.-C. Zhang , “Coherent, Broadband Mid-Infrared Terahertz Beam Sensors, ” Appl. Phys. Lett., 73, 3049, (1998).

98.              X.-C. Zhang and Zhiping Jiang , “Imaging of Far-Infrared THz Pulses,” Hot Topics, LEOS Newsletter, 12, 7 (1998).

99.              Y. Cai, I. Brener, J. Lopata, J. Wynn, L.Pfeiffer, J.B. Stark, Q. Wu, X.C. Zhang and  J.F. Federici, "Coherent Terahertz Radiation Detection: Direct Comparison Between Free-Space Electro-Optic Sampling and Antenna Detection," Appl. Phys. Lett., 73, 444 (1998).

100.          Zhiping Jiang and X.-C. Zhang , “Free-Space Electro-Optic Detection of THz Radiation with Chirped Optical Beam,” Ultrafast Phenomena XI, Springer Series in Chemical Physics, 63, 197 (1998).  

101.          Z.G. Lu and X.-C. Zhang, "Real time THz Imaging System Based on Electro-Optic Crystals," SPIE-Applications of Photonic technology III, 3491, 334 (1998).  

102.          Zhiping Jiang , F. G. Sun, Q. Chen, and X.-C. Zhang , “Electro-Optic Sampling near Zero Optical Transmission Point,” Appl. Phys. Lett., 74, 1191(1999).  

103.          Q. Chen and X.-C. Zhang , “Polarization Modulation in Optoelectronic Generation and Detection of Terahertz Pulses,” Appl. Phys. Lett., 74, 3435 (1999).  

104.          M. Li, G. C. Cho, T.-M. Lu, X.-C. Zhang , S.-Q. Wang and J.T. Kennedy, “Time-Domain Dielectric Constant Measurement of Thin film in GHz-THz Frequency Range near the Brewster Angle,” Appl. Phys. Lett., 74, 2113 (1999).  

105.          P.Y. Han, G.C. Cho, and X.-C. Zhang , “Broad Band Mid-Infrared THz Pulse: Measurement Technique and Applications Journal of Nonlinear Optical Physics and Materials, 8, 89 (1999).  

106.          Jennifer Riordan and X.-C. Zhang , "Sampling of Free-Space Magnetic Pulses," Optics and Quantum Electronics, (1999).  

107.          Q. Chen, Zhiping Jiang , and X.-C. Zhang , "All-Optical THz Imaging," Terahertz Spectroscopy and Application, Proceedings of SPIE 3617, 98 (1999).  

108.          X.-C. Zhang , “Free-Space THz Optoelectronics,” Technical Report of the Institute of Electronics, Information and Communication Engineers ( Japan ), V99, No.127, 37 (1999).  

109.          Zhiping Jiang , F.G. Sun, and X.-C. Zhang , “Terahertz Pulse Measurement with an Optical Streak Camera,” Opt. Lett, 24, 1245 (1999).

110.          Taro Itatani, Yasuhiko Tanuma, Takeshi Sugaya, Tadashi Nakagawa, Electrotechnical Lab., Japan; Ming Li , X.-C. Zhang , “THz radiation from a GaAa/A1As superlattice in a p-i-n diode,” Hiroshi Takahahi, Hiroshi Kuwano, Keio Univ. , Japan ; OSA TOPS 28, 70 (1999).  

111.          Q. Chen, Zhiping Jiang , F.G. Sun, X.-C. Zhang , “Electro-Optic THz Sensors,” JOSA TOPS 28, 73 (1999).  

112.          J.A. Riordan, X.-C. Zhang , “Transient Magneto-Optic Sampling in Liquids,” JOSA TOPS 28, 103 (1999).  

113.          Q. Chen, Zhiping Jiang , G. Xu, and X.-C. Zhang , “Applications of Terahertz Time-Domain Measurement on Paper Currencies,” Optics & Photonics News, 10, 40 (1999).  

114.          Zhiping Jiang and X.-C. Zhang , “2D Measurement and Spatio-Temporal Coupling of Few-Cycle THz Pulses,” Optics Express, 5, 243 (1999).  

115.          Zhiping Jiang and X.-C. Zhang , "THz Imaging via Electro-Optic Effect ", IEEE MTT-S, 47, 2644 (1999).  

116.          S. Mickan, D. Abbott, J. Munch, X.-C. Zhang , and T. van Doorn, “Analysis of System Trade-Offs for Terahertz Imaging,” SPIE V3891-226 on Electronics and Structures for MEMS, (1999).  

117.          Zhiping Jiang and X.-C. Zhang , "Chirped Pulse Measurement Techniques of THz Spatio-Temporal Distribution," IEEE J. of Quantum Electronics, 36, 1214, (2000).  

118.          P.Y. Han, G.C. Cho, and X.-C. Zhang , “Time-Domain Transillumination of Biological Tissues using THz Pulses: A Comparative Study with Optical Imaging,” Optics Letters, 25, 242 (2000).  

119.          P.Y. Han, M. Tani,  F. Pan, and X.-C. Zhang , “Use of the Organic Crystal DAST for THz Beam Applications,” Optics Letters, 25, 675 (2000).  

120.          M. Tani, Zhiping Jiang and X.-C. Zhang , Photoconductive Terahertz Transceiver,” Electronics Letters, 36, 804, (2000).  

121.          Zhiping Jiang , Ming Li , and X.-C. Zhang , “Dielectric Constant Measurement of Thin Film by Differential Time-Domain Spectroscopy,” Appl. Phys. Lett., 76, 3221 (2000).  

122.          Q. Chen, Zhiping Jiang , G.X. Xu, and X.-C. Zhang , “Near Field THz Imaging with Dynamic Aperture,” Optics Letters, 15, 1122 (2000).  

123.          Q. Chen, Zhiping Jiang , M. Tani and X.-C. Zhang , “Electro-optic terahertz transceiver”, Electron. Lett., 36, 1298 (2000).  

124.          Zhiping Jiang , X. G. Xu, and X.-C. Zhang , “Improvement of Terahertz Imaging with Phase Sensitive Technique,” Applied Optics, 39, 2982 (2000).  

125.          Q. Chen and X.-C. Zhang , “THz Transceiver,” Optics & Photonics News, December issue, 45 (2000).  

126.          P. Y. Han and X.-C. Zhang , “Time-domain spectroscopy targets the far infrared,” invited paper for Laser Focus World, October issue, 117 (2000).  

127.          M. Tani, K.S. Lee, and X.-C. Zhang , “Detection of Terahertz Radiation with Low Temperature Grown GaAs-based Photoconductive Antenna with 1.56 mm probe,” Appl. Phys. Lett., 77, 1396 (2000).  

128.          Zhiping Jiang and X.-C. Zhang , “Measurement of Spatio-Temporal Terahertz Field Distribution by Using Chirped Pulse Technology,” IEEE JQE 36, 1214 (2000).  

129.          G.C. Cho, P. Y. Han, X.-C. Zhang , and H. J. Bakker, “Optical Phonon Dynamics of GaAs Studied with Time-Resolved Terahertz Spectroscopy,” Opt. Lett., 25, 1609, (2000).

130.          J.Z. Xu, L. Wang and X.-C. Zhang , “Terahertz Technique and its Application,” Optics Letters & News , Taiwan , (2000).

131.          P.Y. Han, M. Tani, M. Usami, S. Kono, R. Kersting, and X.-C. Zhang , “A Direct Comparison between Terahertz Time-Domain Spectroscopy and Far-Infrared Fourier Transform Spectroscopy,” J. Appl. Phys., 89, 2357 (2001).  

132.          P.Y. Han and X.-C. Zhang , “Coherent Broadband Terahertz Spectroscopy,” accepted for publication , JOSA B, (2001).  

133.          R. McLaughlin, Q. Chen, A. Corchia, C. M. Ciesla, D. D. Arnone, X.-C. Zhang , G. Jones, E. Linfield, and M. Pepper, “Enhanced Coherent Terahertz Emission from Indium Arsenide,” J. of Modern Optics. 47, 1847 (2000).  

134.          K.S. Lee, J. Y. Kim, J. Fortin, Z.P. Jiang, M. Li, T.M. Lu, and X.-C. Zhang , “Dielectric Property Measurement of Sub-micron Thin Film by Differential Time-Domain Spectroscopy,” Ultrafast Phenomena XII, Springer Chemical Physics, Ed. By T. Elsaesser, S. Mukamel , M. M. Murnane, N. F. Scherer, 232 (2000).   

135.          J. Z. Xu, W. Li, and X.-C. Zhang , “Terahertz Technology and its Applications,” Opto News & Letters, 87, 10 (2000).    

136.          P. Y. Han, X. G. Huang, and X.-C. Zhang , “Direct characterization of terahertz radiation from the dynamics of the semiconductor surface field,” Appl. Phys. Lett., 77, 2864 (2000).

137.          M. Tani, S. Kono, P. Gu, K. Sakai, M. Usami, M. Shinn, Joseph F. G.Gubeli III, G. Neil, ,J. Xu, R. Kersting, and X.-C. Zhang ,Generation of THz radiation by excitation of InAs with a femtosecond free-electron laser” TOP, Feb. 11, (2001).  

138.          Chun Zhang, Kwang-Su Lee, Xing Wei, X. –C. Zhang, and Y. R. Shen, “Optical constants of ice Ih crystal at terahertz frequencies,” Appl. Phys. Lett., 79, 491 (2001).