NH3 laser THz emission under optical pumping by “long” (∼100 &#181;s) CO2 laser pulses

Andrey Alekseevich Ionin; Igor Olegovich Kinyaevskiy; Yuri Mikhailovich Klimachev; Andrey Yurievich Kozlov; Darya Ivanovna Kormashova; Andrey Alexandrovich Kotkov; Yury Alekseevich Mityagin; Sergey Alexandrovich Savinov; Adilya Maratovna Sagitova; Dmitry Vasilievich Sinitsyn; Maxim Vladimirovich Ionin

doi:10.3788/COL202321.023701

[1] M. Naftaly, N. Vieweg, A. Deninger. Industrial applications of terahertz sensing: state of play. Sensors, 19, 4203(2019).

[2] E. P. J. Parrott, Y. Sun, E. Pickwell-MacPherson. Terahertz spectroscopy: its future role in medical diagnoses. J. Mol. Struct., 1006, 66(2011).

[3] K. Fukunaga. Terahertz applications in art conservation. Handbook of Terahertz Technology for Imaging, Sensing and Communications, 615(2013).

[4] Z. Vereshchinski, V. G. Gerasimov, E. P. Gorbunov, A. Kasperchuk, M. Lesnewski, A. Y. Molchanov, M. Padukh, K. Paprotski. Two-wave multichannel laser submillimeter interferometer (TMLSI) for horizontal probing of the plasma in the T-15. Sov. J. Plasma Phys., 18, 106(1992).

[5] J. F. Federici, D. Gary, R. Barat, Z.-H. Michalopoulou. Chapter 11–Detection of explosives by terahertz imaging. Counterterrorist Detection Techniques of Explosives, 323(2007).

[6] K. Gullberg, B. Hartmann, B. Kleman. Submillimeter emission from optically pumped 14NH3. Phys. Scr., 8, 177(1973).

[7] Y. Nishi, Y. Horiuchi, S. Wada, N. Sokabe, A. Murai. New laser emission from NH3 optically-pumped by TE–CO2 laser. Jpn. J. Appl. Phys, 21, 719(1982).

[8] S. Marchetti, R. Simili. New FIR emissions in ammonia by pumping with a line narrowed high pressure CO2 laser. Int. J. Infrared Millim. Waves, 20, 2083(1999).

[9] H. Hirose, S. Kon. Compact, high power FIR NH3 laser pumped in a three mirror CO2 laser cavity. Int. J. Infrared Millim. Waves, 5, 1571(1984).

[10] H. Hirose, S. Kon. Compact, high-power FIR NH3 laser pumped in a CO2 laser cavity. IEEE J. Quantum Electron., 22, 1600(1986).

[11] T. E. Wilson. A high-power far-infrared NH3 laser pumped in a three-mirror CO2 laser cavity with optically-switched cavity-dumping. Int. J. Infrared Millim. Waves, 14, 303(1993).

[12] Z. Jiu, D. Zuo, L. Miao, Z. H. Cheng. An efficient high-energy pulsed NH3 terahertz laser. Int. J. Infrared Millim. Waves, 31, 1422(2010).

[13] V. A. Mishchenko, Y. V. Petrushevich, D. N. Sobolenko, A. N. Starostin. High-power terahertz optically pumped NH3 laser for plasma diagnostics. Plasma Phys. Rep., 38, 460(2012).

[14] P. Woskoboinikow, J. Machuzak, W. Mulligan. A high-power 140 GHz ammonia laser. IEEE J. Quantum Electron., 21, 14(1985).

[15] S. Marchetti, M. Martinelli, R. Simili, R. Fantoni, M. Giorgi. Efficient millimetre far infrared laser emissions in different molecular systems. Infrared Phys. Technol., 41, 197(2000).

[16] T. Yoshida, N. Yamabayashi, K. Miyazaki, K. Fujisawa. Infrared and far-infrared laser emissions from a TE CO2 laser pumped NH3 gas. Opt. Commun., 26, 410(1978).

[17] C. Beairsto, R. Walter, A. A. Ionin, A. A. Kotkov, R. Penny, L. A. Seleznev, S. Squires. Control of laser radiation parameters: high-frequency temporal structure of laser and phase-conjugated signals in intracavity degenerate four-wave mixing of radiation from electron-beam-controlled discharge CO2 and CO lasers in their active media. Quantum Electron., 27, 614(1997).

Data from CrossRef