Terahertz photonics: Optoelectronic techniques for generation and detection of Terahertz waves

Journal of Lightwave Technology

Volumn 26, Issue 15, 2008, Pages 2409-2423

  Saeedkia, Daryoosh ^a   Safavi Naeini, Safieddin ^a  

^a UNIVERSITY OF WATERLOO   (Canada)

Author keywords

Photomixers; Terahertz (THz) photonics; THz detection; THz parametric sources; THz sources

Indexed keywords

OPTICAL FREQUENCY CONVERSION;

PHOTOMIXERS; TERAHERTZ (THZ) PHOTONICS; THZ DETECTION; THZ PARAMETRIC SOURCES; THZ SOURCES;

MICROWAVES;

EID: 54949105107     PISSN: 07338724     EISSN: None     Source Type: Journal    
DOI: 10.1109/JLT.2008.927614     Document Type: Article

References (185)

1. M. Nagel, M. Forst, and H. Kurz, "THz biosensing: Fundamentals and technology," J. Phys. Condens. Matter, vol. 18, pp. S601-S618, 2006.
2. P. H. Siegel, "Terahertz technology in biology and medicine," IEEE Trans. Microw. Theory Tech., vol. 52, no. 10, pp. 2438-2447, Oct. 2004.
3. T. Globus, D. Woolard, M. Bykhovskaia, B. Gelmont, L. Werbos, and A. Samuels, "THz-frequency spectroscopic sensing of DNA and related biological materials," Int. J. High Speed Electr. Syst., vol. 13, no. 4, pp. 903-936, 2003.
4. P. F. Taday, "Applications of terahertz spectroscopy to pharmaceutical sciences," Phil. Trans. Royal Soc. London, vol. 362, no. 1815, pp. 351-364, 2004.
5. V. P.Wallace, P. F. Taday, A. J. Fitzgerald, R. M. Woodward, J. Cluff, R. J. Pye, and D. D. Arnone, "Terahertz pulsed imaging and spectroscopy for biomedical and pharmaceutical applications," Discuss. Faraday Soc., vol. 126, pp. 255-263, 2004.
6. S. Wang, B. Ferguson, D. Abbott, and X.-C. Zhang, "T-ray imaging and tomography," J. Biol. Phys., vol. 29, no. 2-3, pp. 247-256, 2003.
7. M. Naftaly and R. E. Miles, "Terahertz time-domain spectroscopy for material characterization," Proc. IEEE, vol. 95, no. 8, pp. 1658-1665, Aug. 2007.
8. C. Baker, T. Lo, W. R. Tribe, B. E. Cole, M. R. Hogbin, and M. C. Kemp, "Detection of concealed explosives at a distance using terahertz technology," Proc. IEEE, vol. 95, no. 8, pp. 1559-1565, Aug. 2007.
9. M. Koch, Terahertz Communications: A 2020 Vision, ser. Terahertz Frequency Detection and Identification of Materials and Objects: NATO Science for Peace and Security Series-B: Physics and Biophysics. New York: Springer, 2007, pp. 325-338.
10. S. G. Biedron et al., "Compact, high-power electron beam based terahertz sources," Proc. IEEE, vol. 95, no. 8, pp. 1666-1678, Aug. 2007.
11. M. C. Gaidis, H. M. Pickett, C. D. Smith, S. C. Martin, P. R. Smith, and P. H. Siegel, "A review of frequency measurements of optically pumped lasers from 0.1 to 8 THz," J. Appl. Phys., vol. 60, no. 12, pp. R161-R192, 1986.
12. H. Eisele, Superlatice and Other Negative-Differential-Resistance Devices: Current Status, ser. Terahertz Frequency Detection and Identification of Materials and Objects: NATO Science for Peace and Security Series-B: Physics and Biophysics. New York: Springer, 2007, pp. 69-88.
13. J. Stake, T. Bryllert, T. A. Emadi, and J. Vukusic, Terahertz Generation by Multiplication, ser. Terahertz Frequency Detection and Identification of Materials and Objects: NATO Science for Peace and Security Series-B: Physics and Biophysics. New York: Springer, 2007, pp. 17-30.
14. T. W. Crowe, D. W. Porterfield, J. L. Hesler, W. L. Bishop, G. S. Schoenthal, D. S. Kurtz, and K. Hui, "Development of multiplier based sources for frequencies up to 2 THz," in Proc. 18th Int. Symp. Space Terahertz Technology, Pasadena, CA, Mar. 2007, p. 66.
15. G. Chattopadhyay, E. Schlecht, J. S. Ward, J. J. Gill, H. H. S. Javadi, F. Maiwald, and I. Mehdi, "An all-solid-state broad-band frequency multiplier chain at 1500 GHz," IEEE Trans. Microw. Theory Tech., vol. 52, no. 5, pp. 1538-1546, May 2004.
16. R. Kohler, A. Tredicucci, F. Beltram, H. E. Beere, E. H. Linfield, A. G. Davies, D. A. Ritchie, R. C. Iotti, and F. Rossi, "Terahertz semiconductor- heterostructure laser," Nature, vol. 417, no. 6885, pp. 156-159, May 2002.
17. S. Kumara, A. W. M. Leea, Q. Qina, B. S. Williams, Q. Hua, and J. L. Reno, "High-temperature and high-power operation of terahertz quantum-cascade lasers," in Proc. SPIE, 2008, vol. 69090, p. 69090I.
18. E. R. Brown, "THz generation by potomixing in ultrafast photoconductors," Int. J. High Speed Electr. Syst., vol. 13, no. 2, pp. 497-545, 2003.
19. D. Saeedkia and S. Safavi-Naeini, "A comprehensive model for photomixing in ultrafast photoconductors," IEEE Photon. Technol. Lett., vol. 18, no. 13, pp. 1457-1459, Jul. 2006.
20. I. S. Gregory, C. Baker, W. R. Tribe, I. V. Bradley, M. J. Evans, E. H. Linfield, A. G. Davies, and M. Missous, "Optimization of photomixers and antennas for continuous-wave terahertz emission," IEEE J. Quantum Electron., vol. 41, no. 5, pp. 717-728, May 2005.
21. E. A. Michael, "Travelling-wave photonic mixers for increased continuous- wave power beyond 1 THz," Semicond. Sci. Technol., vol. 20, no. 7, pp. S164-S177, 2005.
22. D. Saeedkia, R. R. Mansour, and S. Safavi-Naeini, "Modeling and analysis of high-temperature superconductor terahertz photomixers," IEEE Trans. Appl. Supercond., vol. 15, no. 3, pp. 3847-3855, Sep. 2005.
23. L. Ozyuzer, A. E. Koshelev, C. Kurter, N. Gopalsami, Q. Li, M. Tachiki, K. Kadowaki, T. Yamamoto, H. Minami, H. Yamaguchi, T. Tachiki, K. E. Gray, W.-K. Kwok, and U. Welp, "Emission of coherent THz radiation from superconductors," Science, vol. 318, pp. 1291-1293, 2007.
24. D. Saeedkia, R. R. Mansour, and S. Safavi-Naeini, "A sub-milliwatt terahertz high-temperature superconductive photomixer array source: Analysis and design," IEEE Trans. Appl. Supercond., vol. 15, no. 3, pp. 3868-3873, Sep. 2005.
25. K. Leo, P. Haring Bolivar, F. Bruggemann, K. Schwedler, and K. Kohler, "Observation of Bloch oscillations in a semiconductor superlattice," Solid State Commun., vol. 84, pp. 943-946, 1992.
26. C. Waschke, H. G. Roskos, K. Schwedler, K. Leo, and K. Kohler, "Coherent submillimeter-wave emission from Bloch oscillations in a semiconductor superlattice," Phys. Rev. Lett., vol. 70, pp. 3319-3322, 1993.
27. A. Lisauskas, E. Mohler, G. Roskos, and N. V. Demarina, Towards Superlattice Terahertz Amplifiers and Lasers, ser. Terahertz Frequency Detection and Identification of Materials and Objects: NATO Science for Peace and Security Series-B: Physics and Biophysics. New York: Springer, 2007, pp. 31-40.
28. S. Hayashi, H. Minamide, T. Ikari, Y. Ogawa, J. Shikata, H. Ito, C. Otani, and K. Kawase, "Output power enhancement of a palmtop terahertz-wave parametric generator," Appl. Opt., vol. 46, no. 1, pp. 117-123, 2007.
29. E. R. Brown, D. C. Driscoll, and A. C. Gossard, "State-of-the-art in 1.55 μm ultrafast InGaAs photoconductors, and the use of signal-processing techniques to extract the photocarrier lifetime." Semicond. Sci. Technol., vol. 20, pp. S199-S204, 2005.
30. D. Saeedkia, R. R. Mansour, and S. Safavi-Naeini, "Analysis of a photoconductive photomixer array source designed for terahertz applications," IEEE Trans. Antennas Propag., vol. 53, no. 12, pp. 4044-4050, Dec. 2005.
31. K. Flech, B. G. Danly, H. R. Jory, K. E. Kreischer, W. Lawson, B. Levush, and R. J. Temkin, "Characteristics and applications of fastwave gyrodevices," Proc. IEEE, vol. 87, no. 5, pp. 752-781, May 1999.
32. S. Krishnagopal and V. Kumar, "Free-electron lasers," Radiat. Phys. Chem., vol. 70, no. 4-5, pp. 559-569, 2004.
33. R. Kompfner and N. T. Williams, "Backward-wave tubes," Proc. IRE vol. 41, pp. 1602-1610, Nov. 1953.
34. G. Dammertz et al., "Development of a 140-GHz 1-MW continuous wave gyrotron for the W7-X stellarator," IEEE Trans. Plasma Sci., vol. 30, no. 3, pp. 808-818, Jun. 2002.
35. L. Granatstein, R. K. Parker, and C. M. Armstrong, "Vacuume electronics at the dawn of the twenty-first century," Proc. IEEE, vol. 87, no. 5, pp. 702-716, May 1999.
36. H. P. Freund and T. J. Antonsen, Principles of Free-Electron Lasers 2nd ed. London, U.K.: Chapman & Hall, 1996.
37. A. W. Thomas and G. P. Williams, "The free electron laser at Jefferson lab: The technology and the science," Proc. IEEE, vol. 95, no. 8, pp. 1679-1682, Aug. 2007.
38. C. Pellegrini and S. Reiche, "The development of X-ray free-electron lasers," IEEE J. Sel. Topics Quantum Electron., vol. 10, no. 6, pp. 1393-1404, Nov.-Dec. 2004.
39. L. P. Schmidt, S. Biber, G. Rehm, and K. Huber, "THz measurement technologies and applications," in Proc. 14th Int. Conf. Microwaves, Radar and Wireless Communications, Gdansk, Poland, 2002, vol. 2, pp. 581-587.
40. R. L. Ives, D. Marsden, M. Caplan, C. Kory, J. Neilson, and S. Schwartzkopf, "Advanced terahertz backward wave oscillators," in Proc. 4th IEEE Int. Conf. Vacuum Electronics, Seoul, Korea, May 2003, pp. 20-21.
41. R. L. Ives, "Microfabrication of high-frequency vacuum electron devices," IEEE Trans. Plasma Sci., vol. 32, no. 3, pp. 1277-1291, Jun. 2004.
42. 3F," Opt. Commun., vol. 1, pp. 423-426, 1970.
43. M. Inguscio, G. Moruzzi, K. M. Evenson, and D. A. Jennings, "A review of frequency measurements of optically pumped lasers from 0.1 to 8 THz," J. Appl. Phys., vol. 60, no. 12, pp. R161-R192, 1986.
44. D. D. Bicanic, B. F. J. Zuidberg, and A. Dymanus, "Generation of continuously tunable laser sidebands in the submillimeter region," Appl. Phys. Lett., vol. 32, no. 6, pp. 367-369, 1978.
45. G. A. Blake, K. B. Laughlin, R. C. Cohen, K. L. Busarow, D.-H. Gwo, C. A. Schmuttenmaer, D. W. Steyert, and R. J. Saykally, "Tunable far infrared laser spectrometers," Rev. Sci. Instrum., vol. 62, no. 7, pp. 1693-1700, 1991.
46. G. I. Haddad and R. J. Trew, "Microwave solid-state active devices," IEEE Trans. Microw. Theory Tech., vol. 50, no. 3, pp. 760-779, Mar. 2002.
47. H. Eisele, A. Rydberg, and G. I. Haddad, "Recent advances in the performance of InP Gunn devices and GaAs TUNNETT diodes for the 100-300-GHz frequency range and above," IEEE Trans. Microw. Theory Tech., vol. 48, no. 4, pp. 626-631, Apr. 2000.
48. H. Eisele and G. I. Haddad, "Two-terminal millimeter-wave sources," IEEE Trans. Microw. Theory Tech., vol. 46, no. 6, pp. 739-746, Jun. 1998.
49. E. R. Brown and C. D. Parker, "Resonant tunnel diodes as submillimetre-wave sources," Phil. Trans. Royal Soc. London, vol. 354, pp. 2365-2381, 1996.
50. H. Eisele and R. Kamoua, "Submillimeter-wave InP Gunn devices," IEEE Trans. Microw. Theory Tech., vol. 52, no. 10, pp. 2371-2378, Oct. 2004.
51. L. Wandinger, "mm-wave InP Gunn devices: Status and trends," Microw. J., vol. 24, no. 3, pp. 71-78, 1981.
52. M. Asada, "Optoelectronic devices for terahertz amplification and oscillation," in Proc. 17th Annu. Meeting IEEE Lasers and Electro-Optics Soci., Rio Grande, Puerto Rico, Nov. 2004, vol. 2, pp. 671-672.
53. E. R. Brown, J. R. Soderstrom, C. D. Parker, L. J. Mahoney, K. M. Molvar, and T. C. McGill, "Oscillations up to 712 GHz in InAs/AlSb resonant tunneling diodes," Appl. Phys. Lett., vol. 58, pp. 2291-2293, 1991.
54. N. Orihashi, S. Suzuki, and M. Asada, "One THz harmonic oscillation of resonant tunneling diodes," Appl. Phys. Lett., vol. 87, p. 233501, 2005.
55. M. Dragoman and D. Dragoman, "Carbon nanotube resonant-tunneling diodes," Physica E, vol. 24, no. 3-4, pp. 282-289, 2004.
56. H. Eisele, M. Naftaly, and R. Kamoua, "Generation of submillimeter-wave radiation with GaAs TUNNETT diodes and InP Gunn devices in a second or higher harmonic mode," Int. J. Infrared Millim. Waves, vol. 26, no. 1, pp. 1-14, 2005.
57. H. Eisele, "InP Gunn devices for 400-425 GHz," Electron. Lett., vol. 42, no. 6, pp. 358-359, 2006.
58. H. Eisele, "355 GHz oscillator with GaAs TUNNETT diode," Electron. Lett., vol. 41, no. 6, pp. 55-56, 2005.
59. 0.48As HEMTs with reduced source and drain resistance," IEEE Electron Device Lett., vol. 25, no. 5, pp. 241-243, May 2004.
60. L. Samoska, A. Peralta, M. Hu, M. Micovic, and A. Schmitz, "A 20 mW, 150 GHz InP HEMT MMIC power amplifier module," IEEE Microw. Wireless Compon. Lett., vol. 14, no. 2, pp. 56-58, Feb. 2004.
61. A. Tessmann, A. Leuther, H. Massler, M. Kurl, C. Schwoerer, M. Schlechtweg, and G. Weimann, "A 220 GHz metamorphic HEMT amplifier MMIC," in Proc. 26th IEEE Compound Semiconductor Integrated Circuit Symp. Dig., Monterey, CA, 2004, pp. 297-300.
62. t > 750 GHz." in Proc. 19th Int. Conf. Indium Phoshide and Related Materials, Matsue, Japan, May 2007, pp. 399-402.
63. max = 340 GHz," Appl. Phys. Lett., vol. 87, p. 252109, 2005.
64. max and 416 GHz fτ," in Proc. l9th Int. Conf. Indium Phosphide and Related Materials, Matsue, Japan, May 2007, pp. 403-406.
65. A. Maestrini, C. Tripon-Canseliet, J. S. Ward, J. J. Gill, E. Schlecht, G. Chattopadhyay, and I. Mehdi, "A 780-950 GHz frequency tripler for radio astronomy," in Proc. 18th Int. Symp. Space Terahertz Technology, Pasadena, CA, Mar. 2007, p. 67.
66. A. Maestrini, J. Bruston, D. Pukala, S. Martin, and I. Mehdi, "Performance of a 1.2 THz frequency tripler using a GaAs frameless membrane monolithic circuit," in Proc. IEEE Microwave Theory and Techniques Soc. Int. Microwave Symp. Dig., Phoenix, AZ, 2001, vol. 3, pp. 1657-1660.
67. A. Maestrini, J. Ward, J. Gill, H. Javadi, E. Schlecht, G. Chattopadhyay, F. Maiwald, N. R. Erickson, and I. Mehdi, "A 1.7-1.9 THz local oscillator source," IEEE Microw. Wireless Compon. Lett., vol. 14, no. 6, pp. 253-255, Jun. 2004.
68. L. A. Samoska, T. C. Gaier, A. Peralta, S. Weibreb, J. Bruston, I. Mehdi, Y. Chen, H. H. Liao, M. Nishimoto, R. Lai, H. Wang, and Y. C. Leong, "MMIC power amplifiers as local oscillator drivers for FIRST," in Proc. SPIE Conf., Munich, Germany, Aug. 2000, vol. 4013, pp. 275-284.
69. E. L. Kollberg and A. Rydberg, "Quantum-barrier-varactor diode for high efficiency millimeter-wave multipliers," Electron. Lett., vol. 25, pp. 1696-1697, 1989.
70. P. H. Siegel, "Terahertz technology," IEEE Trans. Microw. Theory Tech., vol. 50, no. 3, pp. 910-928, Mar. 2002.
71. J. Ward, E. Schlecht, G. Chattopadhyay, A. Maestrini, J. Gill, F. Maiwald, H. Javadi, and I. Mehdi, "Capability of THz sources based on Schottky diode frequency multiplier chains," in Proc. IEEE Microwave Theory and Techniques Soc. Int. Microwave Symp. Dig., Fort Worth, TX, 2004, vol. 3, pp. 1587-1590.
72. V. Krozer, G. Loata, J. G. de la Fuente, and P. Sanz, "Limitations in THz power generation with Schottky diode varactor frequency multipliers," in Proc. IEEE 10th Int. Conf. Terahertz Electronics Cambridge, U.K., Sep. 2002, pp. 109-112.
73. 2H, up to 2.6 THz," J. Mol. Struct., vol. 795, no. 1, pp. 242-255, 2006.
74. J. N. Hovenier, M. C. Diez, T. O. Klaassen, W. T. Wenckebach, A. V. Muravjov, S. G. Pavlov, and V. N. Shastin, "The p-Ge terahertz laser-properties under pulsedand mode-locked operation," IEEE Trans. Microw. Theory Tech., vol. 48, no. 4, pp. 670-676, Apr. 2000.
75. R. Kazarionov and R. A. Suris, "Possibility of the amplification of electromagnetic waves in a semiconductor with a superlattice," Sov. Phys. - Semicond., vol. 5, no. 4, pp. 707-709, 1971.
76. J. Faist, F. Capasso, D. L. Sivco, C. Sirtori, A. L. Hutchinson, and A. Y. Cho, "Quantum cascade laser," Science, vol. 264, no. 5158, pp. 553-556, 1994.
77. F. Capasso, J. Faist, C. Sirtori, D. L. Sivco, J. N. Baillargeon, A. L. Hutchinson, and A. Y. Cho, "Quantum cascade lasers: New resonant tunnelling light sources for the mid-infrared," Phil. Trans. Royal Soc. London, vol. 354, pp. 2463-2467, 1996.
78. F. Capasso et al., "Quantum cascade lasers: Ultrahigh-speed operation, optical wireless communication, narrow linewidth, and far-infrared emission," IEEE J. Quantum Electron., vol. 38, no. 6, pp. 511-532, Jun. 2002.
79. J. Faist, D. Hofstetter, M. Beck, T. Aellen, M. Rochat, and S. Blaser, "Bound-to-continuum and two-phonon resonance, quantum-cascade lasers for high duty cycle, high-temperature operation," IEEE J. Quantum Electron., vol. 38, no. 6, pp. 533-546, Jun. 2002.
80. W. W. Bewley, J. R. Lindle, C. S. Kim, I. Vurgaftman, J. R. Meyer, A. J. Evans, J. S. Yu, S. Slivken, and M. Razeghi, "Beam steering in high-power CW quantum-cascade lasers," IEEE J. Quantum Electron., vol. 41, no. 6, pp. 833-841, Jun. 2005.
81. S. Slivken, Z. Huang, A. Evans, and M. Razeghi, "High-power (λ = 9 μm) quantum cascade lasers," Appl. Phys. Lett., vol. 80, no. 22, pp. 4091-4093, 2002.
82. B. S. Williams, S. Kumar, Q. Hu, and J. L. Reno, "High-power terahertz quantum-cascade lasers," Electron. Lett., vol. 42, no. 2, pp. 89-90, 2006.
83. S. Kumar, B. S. Williams, S. Kohen, Q. Hu, and J. L. Reno, "Continuous-wave operation of terahertz quantum-cascade lasers above liquid-nitrogen temperature," Appl. Phys. Lett., vol. 84, no. 14, pp. 2494-2496, 2004.
84. C. Worrall, J. Alton, M. Houghton, S. Barbieri, H. E. Beere, D. Ritchie, and C. Sirtori, "Continuous wave operation of a superlattice quantum cascade laser emitting at 2 THz," Opt. Express, vol. 14, no. 1, pp. 171-181, 2006.
85. C. Walther, M. Fischer, G. Scalari, R. Terazzi, N. Hoyler, and J. Faist, "Quantum cascade lasers operating from 1.2 to 1.6 THz," Appl. Phys. Lett., vol. 91, p. 131122, 2007.
86. R. Kohler, A. Tredicucci, F. Beltram, H. E. Beere, E. H. Linfield, A. G. Davies, D. A. Ritchie, S. S. Dhillon, and C. Sirtori, "High-performance continuous-wave operation of superlattice terahertz quantum-cascade lasers," Appl. Phys. Lett., vol. 82, no. 10, pp. 1518-1520, 2003.
87. G. Scalari, L. Ajili, J. Faist, H. Beere, E. Linfield, D. Ritchie, and G. Davies, "Far-infrared (λ = 87 μm) bound-to-continuum quantum cascade laser operating up to 90 K," Appl. Phys. Lett., vol. 82, pp. 3165-3167, 2003.
88. B. S. Williams, S. Kumar, H. Callebaut, Q. Hu, and J. L. Reno, "Terahertz quantum-cascade laser at λ = 100 μm using metal waveguide for mode confinement," Appl. Phys. Lett., vol. 83, no. 14, pp. 2124-2126, 2003.
89. J. A. Fan, M. A. Belkin, F. Capasso, S. P. Khanna, M. Lachab, A. G. Davies, and E. H. Linfield, "Wide-ridge metal-metal terahertz quantum cascade lasers with high-order lateral mode suppression," Appl. Phys. Lett., vol. 92, p. 031106, 2008.
90. S. Kohen, B. S. Williams, and Q. Hu, "Electromagnetic modeling of terahertz quantum cascade laser waveguides and resonators," J. Appl. Phys., vol. 97, p. 053106, 2005.
91. G. Scalari, C. Walther, J. Faist, H. Beere, and D. Ritchie, "Electrically switchable, two-color quantum cascade laser emitting at 1.39 and 2.3 THz," Appl. Phys. Lett., vol. 88, p. 141102, 2006.
92. S. Kumar, B. S. Williams, Q. Hu, and J. L. Reno, "1.9 THz quantum-cascade lasers with one-well injector," Appl. Phys. Lett. vol. 88, p. 121123, 2006.
93. B. S. Williams, S. Kumar, and Q. Hu, "Operation of terahertz quantum-cascade lasers at 164 K in pulsed mode and at 117 K in continuous-wave mode," Opt. Express, vol. 13, no. 9, pp. 3331-3339, 2005.
94. C. Walther, G. Scalari, J. Faist, H. Beere, and D. Ritchie, "Low frequency terahertz quantum cascade laser operating from 1.6 to 1.8 THz," Appl. Phys. Lett., vol. 89, p. 231121, 2006.
95. A. A. Danylov, J. Waldman, T. M. Goyette, A. J. Gatesman, R. H. Giles, J. Li, W. D. Goodhue, K. J. Linden, and W. E. Nixon, "Terahertz side-band-tuned quantum cascade laser radiation," Opt. Express, vol. 16, no. 8, pp. 5171-5179, 2008.
96. M. S. Vitiello, G. Scamarcio, V. Spagnolo, S. S. Dhillonc, and C. Sirtori, "Terahertz quantum cascade lasers with large wall-plug efficiency," Appl. Phys. Lett., vol. 90, p. 19115, 2007.
97. S. Barbieri, J. Alton, S. S. Dhillon, H. E. Beere, M. Evans, E. H. Linfield, A. G. Davies, D. A. Ritchie, R. Kohler, A. Tredicucci, and F. Beltram, "Continuous-wave operation of terahertz quantum-cascade lasers," IEEE J. Quantum Electron., vol. 39, no. 4, pp. 586-591, Apr. 2003.
98. R. Mendis, C. Sydlo, J. Sigmund, M. Feiginov, P. Meissner, and H. L. Hartnagel, "Coherent generation and detection of continuous terahertz waves using two photomixers driven by laser diodes," Int. J. Infrared Millim. Waves, vol. 26, no. 2, pp. 201-207, 2005.
99. S. Verghese, K. A. McIntosh, S. Calawa, W. F. Dinatale, E. K. Duerr, and K. A. Molvar, "Generation and detection of coherent terahertz waves using two photomixers," Appl. Phys. Lett., vol. 73, no. 26, pp. 3824-3826, 1998.
100. U. Willer et al., "A novel THz source based on a two-color Nd:LSB microchip-laser and a LT-GaAsSb photomixer," Appl. Phys. B, vol. 87, pp. 13-16, 2007.
101. M. Tani, O. Morikawa, S. Matsuura, and M. Hangyo, "Generation of terahertz radiation by photomixing with dual- and multiple-mode lasers," Semicond. Sci. Technol., vol. 20, pp. S151-S163, 2005.
102. M. Naftaly, M. R. Stone, A. Malcoci, R. E. Miles, and I. Camara Mayorga, "Generation of CW terahertz radiation using two-colour laser with Fabry-Perot etalon," Electron. Lett., vol. 41, no. 3, pp. 128-129, 2005.
103. J. C. Bass and J. A. Jones, "Observation of microwave beats in a parallel-plate transmission-line photomixer," Electron. Lett., vol. 2, no. 1, pp. 25-26, 1966.
104. M. C. Teich, "Field-theoretical treatment of photomixing," Appl. Phys. Lett., vol. 14, no. 6, pp. 201-203, 1969.
105. J. Soohoo, S.-K. Yao, J. E. Miller, R. R. Shurtz, Y. Taur, and R. A. Gudmundsen, "A laser-induced traveling-wave device for generating millimeter waves," IEEE Trans. Microw. Theory Tech., vol. MTT-29, no. 11, pp. 1174-1181, Nov. 1981.
106. E. R. Brown, F. W. Smith, and K. A. McIntosh, "Coherent millimeter-wave generation by heterodyne conversion in low-temperature-grown GaAs photoconductors," J. Appl. Phys., vol. 73, no. 3, pp. 1480-1484, 1993.
107. S. Matsuura, M. Tani, and K. Sakai, "Generation of coherent terahertz radiation by photomixing in dipole photoconductive antennas," Appl. Phys. Lett., vol. 70, no. 7, pp. 559-561, 1997.
108. K. A. McIntosh, E. R. Brown, K. B. Nichols, O. B. McMahon, W. F. DiNatale, and T. M. Lyszczarz, "Terahertz measurements of resonant planar antennas coupled to low-temperature-grown GaAs photomixers," Appl. Phys. Lett., vol. 69, no. 24, pp. 3632-3634, 1996.
109. E. R. Brown, K. A. McIntosh, K. B. Nichols, and C. L. Dennis, "Photomixing up to 3.8 THz in low-temperature-grown GaAs," Appl. Phys. Lett., vol. 66, no. 3, pp. 285-287, 1995.
110. S. Verghese, K. A. McIntosh, and E. R. Brown, "Highly tunable fiber-coupled photomixers with coherent terahetz output power," IEEE Trans. Microw. Theory Tech., vol. 45, no. 8, pp. 1301-1309, Aug. 1997.
111. E. R. Brown, A. W. M. Lee, B. S. Navi, and J. E. Bjamason, "Characterization of a planar self-complementary square-spiral antenna in the THz region," Microw. Opt. Technol. Lett., vol. 48, no. 3, pp. 524-529, 2006.
112. D. Saeedkia, S. Safavi-Naeini, and R. R. Mansour, "The intraction of laser and photoconductor in a continuous-wave terahertz photomixer," IEEE J. Quantum Electron., vol. 41, no. 9, pp. 1188-1196, Sep. 2005.
113. S. M. Duffy, S. Verghese, K. A. McIntosh, A. Jackson, C. Gossard, and S. Matsuura, "Accurate modeling of dual dipole and slot elements used with photomixers for coherent terahertz output power," IEEE Trans. Microw. Theory Tech., vol. 49, no. 6, pp. 1032-1038, Jun. 2001.
114. E. A. Michael, B. Vowinkel, R. Schieder, M. Mikulics, M. Marso, and P. Kordos, "Large-area traveling-wave photonic mixers for increased continuous terahertz power," Appl. Phys. Lett., vol. 86, no. 11, pp. 111120-111123, 2005.
115. S. Matsuura, G. A. Blake, R. A. Wyss, J. C. Pearson, C. Kadow, A. W. Jackson, and A. C. Gossard, "A traveling-wave THz photomixer based on angle-tuned phase matching," Appl. Phys. Lett., vol. 74, no. 19, pp. 2872-2874, 1999.
116. J.-W. Shi, K.-G. Gan, Y.-J. Chiu, Y.-H. Chen, C.-K. Sun, Y.-J. Yang, and J. E. Bowers, "Metal-semiconductor-metal traveling-wave photodetectors," IEEE Photon. Technol. Lett., vol. 16, no. 6, pp. 623-625, Jun. 2001.
117. A. Stohr, R. Heinzelmann, A. Malcoci, and D. S. Jager, "Optical heterodyne millimeter-wave generation using 1.55- μm trvelling-wave photodetectors," IEEE Trans. Microw. Theory Teach., vol. 49, no. 10, pp.
118. L. Y. Lin, M. C. Wu, T. Itoh, T. A. Vang, R. E. Muller, D. L. Sivco, and A. Y. Cho, "High-power high-speed photodetectors-design, analysis, and experimental demonstration," IEEE Trans. Microw. Theory Tech., vol. 45, no. 8, pp. 1320-1331, Aug. 1997.
119. E. H. Bottcher and D. Bimberg, "Millimeter wave distributed metal-semiconductor-metal photodetectors," Appl. Phys. Lett., vol. 66, no. 26, pp. 3648-3650, 1995.
120. D. Saeedkia and S. Safavi-Naeini, "Modeling and analysis of a multilayer dielectric slab waveguide with applications in edge-coupled terahertz photomixer sources," J. Lightw. Technol., vol. 25, no. 1, pp. 432-439, Jan. 2007.
121. M. Neshat, D. Saeedkia, and S. Safavi-Naeini, "Semi-analytical calculation of terahertz signal generated from photocurrent radiation in traveling-wave photonic mixers," Int. J. Infrared Millim. Waves, vol. 29, no. 9, pp. 822-835, 2008.
122. G. H. Dohler, F. Renner, O. Klar, M. Eckardt, A. SchwanhauBer, S. Malzer, D. Driscoll, M. Hanson, A. C. Gossard, G. Loata, T. Loffler, and H. Roskos, "THz-photomixer based on quasi-ballistic transport," Semicond. Sci. Technol., vol. 20, pp. S178-S190, 2005.
123. S. Preu, F. H. Renner, S. Malzer, G. H. Dohler, L. J. Wang, M. Hanson, A. C. Gossard, T. L. J. Wilkinson, and E. R. Brown, "Efficient terahertz emission from ballistic transport enhanced n-i-p-n-i-p superlattice photomixers," Appl. Phys. Lett., vol. 90, p. 212115, 2007.
124. H. Ito, S. Kodama, Y. Muramoto, T. Furuta, T. Nagatsuma, and T. Ishibashi, "High-speed and high-output InP-InGaAs unitraveling-carrier photodiodes," IEEE J. Sel. Topics Quantum Electron., vol. 10, no. 4, pp. 709-727, Jul.-Aug. 2004.
125. H. Ito, F. Nakajima, T. Furuta, and T. Ishibashi, "Continuous THz-wave generation using antenna-integrated uni-travelling-carrier photodiodes," Semicond. Sci. Technol., vol. 20, pp. S191-S198, 2005.
126. H. Ito, T. Furuta, F. Nakajima, K. Yoshino, and T. Ishibashi, "Photonic generation of continuous THz wave using uni-traveling-carrier photodiode," J. Lightw. Technol., vol. 23, no. 12, pp. 4016-4021, 2005.
127. C. C. Renaud, M. Robertson, D. Rogers, R. Firth, P. J. Cannard, R. Moore, and A. J. Seeds, "A high responsivity, broadband waveguide uni-travelling carrier photodiode," in Proc. SPIE, 2006, vol. 6194, p. 61940C.
128. P. Kordos, M. Marso, and M. Mikulics, "Performance optimization of GaAs-based photomixers as sources of THz radiation," Appl. Phys. A vol. 87, pp. 563-567, 2007.
129. M. Mikulics, E. A. Michael, R. Schieder, J. Stutzki, R. Güsten, M. Marso, A. van der Hart, H. P. Bochem, H. Luth, and P. Kordos, "Traveling-wave photomixer with recessed interdigitated contacts on low-temperature-grown GaAs," Appl. Phys. Lett., vol. 88, p. 041118, 2006.
130. J. E. Bjarnason, T. L. J. Chan, A. W. M. Lee, E. R. Brown, D. C. Driscoll, M. Hanson, A. C. Gossard, and R. E. Muller, "ErAs:GAAs photomixer with two-decade tunability and 12 μW peak output power," Appl. Phys. Lett., vol. 85, no. 18, pp. 3983-3985, 2004.
131. A. W. Jackson, "Low-Temperatur-Grown GaAs Photomixers Designed for Increased Terahertz Output Power," Ph.D. disseration, Univ. California, Santa Barbara, 1999.
132. S. Verghese, K. A. McIntosh, and E. R. Brown, "Optical and terahertz power limits in the low-temperature-grown GaAs photomixers," Appl. Phys. Lett., vol. 71, no. 19, pp. 2743-2745, 1997.
133. M. Awad, M. Nagel, H. Kurz, J. Herfort, and K. Ploog, "Characterization of low temperature GaAs antenna array terahertz emitters," Appl. Phys. Lett., vol. 91, p. 181124, 2007.
134. D. Saeedkia, A. H. Majedi, S. Safavi-Naeini, and R. R. Mansour, "Analysis and design of a photoconductive integrated photomixer/antenna for terahertz applications," IEEE J. Quantum Electron., vol. 41, no. 2, pp. 234-241, Feb. 2005.
135. E. R. Brown, "A photoconductive model for superior GaAs THz photomixer," Appl. Phys. Lett., vol. 75, no. 6, pp. 769-771, 1999.
136. H. W. Thim, "Computer study of bulk GaAs Devices with random one-dimentional doping fluctuations," J. Appl. Phys., vol. 39, no. 8, pp. 3897-3904, 1968.
137. N. Zamdmer, Q. Hu, K. A. McIntosh, and S. Verghese, "Increase in response time of low-temperature-grown GaAs photoconductive switches at high voltage bias," Appl. Phys. Lett., vol. 75, no. 15, pp. 2313-2315, 1999.
138. E. A. Michael, I. C. Mayorga, R. Gusten, A. Dewald, and R. Schieder, "Terahertz continuous-wave large-area traveling-wave photomixers on high-energy low-dose ion-implanted GaAs," Appl. Phys. Lett., vol. 90, p. 171109, 2007.
139. G. M. Metze and A. R. Calawa, "Effects of very low growth rates on GaAs grown by molecular beam epitaxy at lowsubstrate temperatures," Appl. Phys. Lett., vol. 42, no. 9, pp. 818-820, 1983.
140. M. Kaminska, Z. Liliental-Weber, E. R. Weber, T. George, J. B. Kortright, F. W. Smith, B.-Y. Tsaur, and A. R. Calawa, "Structural properties of As-rich GaAs grown by molecular beam epitaxy at low temperatures," Appl. Phys. Lett., vol. 54, no. 19, pp. 1881-1883, 1989.
141. S. Gupta, M. Y. Frankel, J. A. Valdmanis, J. F. Whitaker, G.A. Mourou, F. W. Smith, and A. R. Calawa, "Subpicosecond carrier llifetime in GaAs grown by molecular beam epitaxy at low temperatures," Appl. Phys. Lett., vol. 59, no. 25, pp. 3276-3278, 1991.
142. M. Sukhotin, E. R. Brown, A. C. Gossard, D. C. Driscoll, M. Hanson, P. Marker, and R. Muller, "Photomixing and photoconductor measurements on ErAs/InGaAs at 1.55 μm," Appl. Phys. Lett., vol. 82, no. 18, pp. 3116-3118, 2003.
143. A. Takazato, M. Kamakura, T. Matsui, J. Kitagawa, and Y. Kadoya, "Terahertz wave emission and detection using photoconductive antennas made on low-temperature grown InGaAs with 1.55 μm pulse," Appl. Phys. Lett., 91, pp. 011102-2007.
144. M. Hanson, D. C. Driscoll, J. D. Zimmeman, A. C. Gossard, and E. R. Brown, "Subpicosecond photocarrier lifetimes in GaSb/ErSb nanoparticle superlattices at 1.55 μm," Appl. Phys. Lett., vol. 85, no. 15, pp. 3110-3112, 2004.
145. I. C. Mayorga, E. A. Michael, A. Schmitz, P. van der Wal, R. Gusten, K. Maier, and A. Dewald, "Terahertz photomixing in high energy oxygen- and nitrogen-ion-implanted GaAs," Appl. Phys. Lett., vol. 91, p. 031107, 2007.
146. 0.47 As on InP," Opt. Express, vol. 14, no. 5, pp. 1856-1861, 2006.
147. M. Suzuki and M. Tonoguchi, "Fe-implanted InGaAs terahertz emitters for 1.55 μm wavelength excitation," Appl. Phys. Lett., vol. 86, p. 051104, 2005.
148. 3 without a resonator," Appl. Phys. Lett., vol. 15, no. 3, pp. 102-105, 1969.
149. 3," J. Appl. Phys., vol. 39, no. 4, pp. 2144-2146, 1968.
150. M. A. Piestrup, R. N. Fleming, and R. H. Pantell, "Continuously tunable submillimeter wave source," Appl. Phys. Lett., vol. 26, no. 8, pp. 418-421, 1975.
151. J. Shikata, K. Kawase, T. Taniuchi, and H. Ito, "Fourier-transform spectrometer with a terahertz-wave parametric generator," Jpn. J. Appl. Phys., vol. 41, no. 1, pp. 134-138, 2002.
152. 3," Appl. Phys. Lett., vol. 18, no. 5, pp. 181-183, 1971.
153. K. Kawase, J. Shikata, and H. Ito, "Terahertz wave parametric source," J. Phys. D, Appl. Phys., vol. 34, pp. R1-R14, 2001.
154. T. Ikari, X. Zhang, and H. Minamide, "THz-wave parametric oscillator with a surface-emitted configuration," Opt. Express, vol. 14, no. 4, pp. 1604-1610, 2006.
155. K. Kawase, J. Shikata, K. Imai, and H. Ito, "Transform-limited, narrow-linewidth, terahertz-wave parametric generator," Appl. Phys. Lett., vol. 78, no. 19, pp. 2819-2821, 2001.
156. R. Guo, K. Akiyama, H. Minamide, and H. Ito, "Frequency-agile terahertz-wave spectrometer for high-resolution gas sensing," Appl. Phys. Lett., vol. 90, no. 12, p. 121127, 2007.
157. F. Zernike and P. R. Berman, "Generation of far infrared as a difference frequency," Phys. Rev. Lett., vol. 15, no. 26, pp. 999-1001, 1965.
158. D. W. Faries, K. A. Gehring, P. L. Richards, and Y. R. Shen, "Tunable far-infrared radiation generated from the difference frequency between two ruby lasers," Phys. Rev., vol. 180, no. 2, pp. 363-365, 1969.
159. T. J. Bridges and A. R. Strnad, "Submillimeter wave generation by difference-frequency mixing in GaAs," Appl. Phys. Lett., vol. 20, no. 10, pp. 382-384, 1972.
160. B. Lax, R. L. Aggarwal, and G. Favrot, "Far-infrared step-tunable coherent radiation source: 70 μm to mm," Appl. Phys. Lett., vol. 23, no. 12, pp. 679-681, 1973.
161. Y. J. Ding, "High-power tunable terahertz sources based on parametric processes and applications," IEEE J. Sel. Topics Quantum Electron. vol. 13, no. 3, pp. 705-720, May-Jun. 2007.
162. T. Tanabe, K. Suto, J. Nishizawa, T. Kimura, and K. Saito, "Frequency-tunable high-power terahertz wave generation from GaP," J. Appl. Phys., vol. 93, no. 8, pp. 4610-4615, 2003.
163. T. Taniuchi and H. Nakanishi, "Collinear phase-matched terahertz-wave generation in GaP crystal using a dual-wavelength optical parametric oscillator," J. Appl. Phys., vol. 95, no. 12, pp. 7588-7591, 2004.
164. W. Shi and Y. J. Ding, "Tunable terahertz waves generated by mixing two copropagating infrared beams in GaP," Opt. Lett., vol. 30, no. 9, pp. 1030-1032, 2005.
165. E. D. Palik, Ed., Handbook of Optical Constants of Solids. New York: Academic, 1985, vol. I, vol. II, 1991; vol. III, 1998.
166. T. Taniuchi, J. Shikata, and H. Ito, "Tunable terahertz-wave generation in DAST crystal with dual-wavelength KTP optical parametric oscillator," Electron. Lett., vol. 36, no. 16, pp. 1414-1416, 2000.
167. T. Taniuchi, S. Okada, and H. Nakanishi, "Widely tunable terahertz-wave generation in an organic crystal and its spectroscopic application," J. Appl. Phys., vol. 95, no. 11, pp. 5984-5988, 2004.
168. K. Suizu, K. Miyamoto, T. Yamashita, and H. Ito, "High-power terahertz-wave generation using DAST crystal and detection using mid-infrared powermeter," Opt. Lett., vol. 32, no. 19, pp. 2885-2887, 2007.
169. W. Shi, M. Leigh, J. Zong, and S. Jiang, "Single-frequency terahertz source pumped by Q-switched fiber lasers based on difference-frequency generation in GaSe crystal," Opt. Lett., vol. 32, no. 8, pp. 949-951, 2007.
170. D. Creeden, J. C. McCarthy, P. A. Ketteridge, T. Southward, P. G. Schunemann, J. J. Komiak, W. Dove, and E. P. Chicklis, "Compact fiber-pumped terahertz source based on difference frequency mixing in ZGP," IEEE J. Sel. Topics Quantum Electron., vol. 13, no. 3, pp. 732-737, May-Jun. 2007.
171. J. A. L'huillier, G. Torosyan, M. Theuer, Y. Avetisyan, and R. Beigang, "Generation of THz radiation using bulk, periodically and aperiodically poled lithium niobate," Appl. Phys. B, vol. 86, pp. 185-208, 2007.
172. J. E. Schaar, K. L. Vodopyanov, and M. M. Fejer, "Intracavity terahertz-wave generation in a synchronously pumped optical parametric oscillator using quasi-phase-matched GaAs," Opt. Lett., vol. 32, no. 10, pp. 1284-1286, 2007.
173. Y.-S. Lee, T. Meade, V. Perlin, H. Winful, T. B. Norris, and A. Galvanauskas, "Generation of narrow-band terahertz radiation via optical rectification of femtosecond pulses in periodically poled lithium niobate," Appl. Phys. Lett., vol. 76, no. 18, pp. 2505-2507, 2000.
174. G. Imeshev, M. E. Fermann, K. L. Vodopyanov, M. M. Fejer, X. Yu, J. S. Harris, D. Bliss, and C. Lynch, "High-power source of THz radiation based on orientation-patterned GaAs pumped by a fiber laser," Opt. Express, vol. 14, no. 10, pp. 4439-4444, 2006.
175. L. A. Eyres, P. J. Tourreau, T. J. Pinguet, C. B. Ebert, J. S. Harris, M. M. Fejer, L. Becouarn, B. Gerard, and E. Lallier, "All-epitaxial fabrication of thick, orientation-patterned GaAs films for nonlinear optical frequency conversion," Appl. Phys. Lett., vol. 79, no. 7, pp. 904-906, 2001.
176. I. Tomita, H. Suzuki, H. Ito, H. Takenouchi, K. Ajito, R. Rungsawang, and Y. Ueno, "Terahertz-wave generation from quasi-phase-matched GaP for 1.55 μm pumping," Appl. Phys. Lett., vol. 88, p. 071118, 2006.
177. N. Zamdmer, Q. Hu, K. A. McIntosh, S. Verghese, and A. Forster, "Onchip frequency-domain submillimeter-wave transceiver," Appl. Phys. Lett. vol. 75, no. 24, pp. 3877-3879, 1999.
178. T.-I. Jeona and D. Grischkowsky, "Direct optoelectronic generation and detection of sub-ps-electrical pulses on sub-mm-coaxial transmission lines," Appl. Phys. Lett., vol. 85, no. 25, pp. 6092-6094, 2004.
179. A. Hirata, H. Ishii, and T. Nagatsuma, "Design and characterization of a 120-GHz millimeter-wave antenna for integrated photonic transmitters," IEEE Trans. Microw. Theory Tech., vol. 49, no. 11, pp. 2157-2162, Nov. 2001.
180. M. Nagel, F. Richter, P. Haring-Bolivar, and H. Kurz, "A functionalized THz sensor for marker-free DNA analysis," Phil. Trans. Royal Soc. London, vol. 48, pp. 3625-3636, 2003.
181. K. S. Lee, C. S. Kim, R. K. Kim, G. Patterson, M. Koleskin, J. V. Moloney, and K. Peyghambarian, "Dual-wavelength external cavity laser with a sampled grating formed in a silica PLC waveguide for terahertz beat signal generation," Appl. Phys. B, vol. 87, pp. 293-296, 2007.
182. J.-Y. Lu, L.-J. Chen, T.-F. Kao, H.-H. Chang, H.-W. Chen, A.-S. Liu, Y.-C. Chen, R.-B.Wu,W.-S. Liu, J.-I. Chyi, and C.-K. Sun, "Terahertz microchip for illicit drug detection," IEEE Photon. Technol. Lett. vol. 18, no. 21, pp. 2254-2256, Nov. 2006.
183. H. Page, S. Malik, M. Evans, I. Gregory, I. Farrer, and D. Ritchie, "Waveguide coupled terahertz photoconductive antennas: Toward integrated photonic terahertz devices," Appl. Phys. Lett., vol. 92, p. 163502, 2008.
184. M. Neshat, D. Saeedkia, R. Sabry, and S. Safavi-Naeini, "An integrated continuous-wave terahertz biosensor," in Proc. SPIE, May 2007, vol. 6549, pp. 65409E1-65409E18.
185. P. H. Bolivar, M. Nagel, F. Richter, M. Brucherseifer, H. Kurz, A. Bosserhoff, and R. Büttner, "Label-free THz sensing of genetic sequences: Towards THz biochips," Phil. Trans. Royal Soc. London, vol. 362, pp. 323-335, 2003.