1. J. Pacheva, S. Radnev and N. Sabotinov, Barocamera for adjusting a Fabri-Pero interferometer, (in Bulgarian) Izvestia na Inst. po electron. 4, 125, (1969)
2. J. Pacheva, P. Pramatarov and N. Sabotinov, Probe investigation of a hollow cathode discharge in helium, (in Bulgarian) Compt. Rendus l'Acad. Bulgare Sci. 23, 927, (1970)
3. J. Pacheva, N. Sabotinov and G. Georgiev, Study of the sidelight emission spectrum of the He-Ne laser, Compt. Rendus l'Acad. Bulgare Sci. 24, 7, (1971)
4. N. Sabotinov, A study of a He-Cd laser generating 4416 A, (in Bulgarian) Elektropromishl. i priborostr. 1, 21, (1972)
6. J. Pacheva, N. Sabotinov and S. Kalchev, He-Se laser, (in Bulgarian) Sbornik dokladi na nacion. simpoz. na mladite nauchni rabotn., Sofia, (1972)
7. J. Pacheva, N. Sabotinov and K. Blagoev, A laboratory laser gyroscope, (in Bulgarian) Elektroprom. i priborostr. 2, 61, (1973)
8. S. Kalchev, J. Pacheva and N. Sabotinov, Study of oscillation spectrum of a He-Se Gas laser, Compt. Rendus l`Acad. Bulgare Sci. 26, 1323, (1973)
9. N. Sabotinov and P. Telbizov, He-Cd-Se Gas laser, IEEE Journ. Quantum Electronics QE-8, 857, (1973)
10. N. Sabotinov, P. Telbizov and S. Kalchev, Design peculiarities and study of a He-Cd-Se laser, (in Russian) Journal Techn. Phys. 43, 2621, (1973)
11. N. Sabotinov and P. Telbizov, Effect of Ne admixtures on the generation conditions of He-Se laser and construction of He-Ne Se gas laser, Compt. Rendus l`Acad. Bulgare Sci. 27, 763, (1974)
12. N. Sabotinov and P. Telbizov, Optimization of a He-Cd laser with a segmented tube, (in Bulgarian) Elektroprom. i priborostr. 10, 357, (1974)
13. N. Sabotinov, Self-cleaning effect of Brewster windows in a He-Ne laser, (in Russian) Pribori i techniki experim. 3, 170, (1974)
14. N. Sabotinov and P. Telbizov, Mixed gas laser of the three basic colors, Optoelectronics 6, 185, (1974)
15. N. Christov, P. Pramatarov, N. Sabotinov and P. Telbizov, A study on plasma parameters in He-Se gas discharge, Bulg. Journ. Phys. 2, 153, (1975)
16. N. Sabotinov and P. Telbizov, A study of the spontaneous emission at the 441.6 nm line in a He-Cd laser, (in Bulgarian) Bulg. J. Phys. 2, 368, (1975)
17. P. Telbizov and N. Sabotinov, He-Se laser design, (in Russian) Pribori i techniki experim. 5, 178, (1975)
18. N. Sabotinov, P. Telbizov and S. Kalchev, Impulse generation of J II in CuJ discharge, Opt. Commun. 14, 312, (1975)
19. N. Sabotinov, S. Kalchev and P. Telbizov, A copper vapor laser of high pulse repetition frequency, (in Russian) Kvantovaia Elektronika 2, 1833, (1975)
20. V. Ganchin, M. Grozeva, V. Mitev, L. Pavlov and K. Stamenov, Monochromator for the vacuum UV spectral region, (in Bulgarian) IInd Nat. Conf. “Physics and Production”, Bulgaria, conf. proceedings v. II, 512-515, (1977)
21. M. Grozeva, L. Pavlov, K. Stamenov and N. Hadjzhiisky, Tunable Raman frequency generation under transient conditions, Bulg. J. Physics 4, 291-299, (1977)
22. N. Sabotinov, N. Vuchkov and P. Vlaev, A set-up for determination of the optical qualities ofBrewster windows for gas lasers, (in Bulgarian) Sbornik dokladi na konferen. “Fizika i proizv.”, Kazanlak, (1977)
23. M. Grozeva, L. Pavlov, K. Stamenov and N. Hadjzhiisky, Synchronic picosecond laser with frequency modulation, (in Russian) Kvantovaia Elektronika 4, 335-338, (1977)
24. M. Grozeva, D. Metchkov, V. Mitev, L. Pavlov and K. Stamenov, Seventh harmonic generation in sodium vapour, Phys. Lett. 64A, 41-42, (1977)
25. M. Grozeva, D. Metchkov, V. Mitev, L. Pavlov and K. Stamenov, Direct ninth harmonic conversion of picosecond pulses, Opt. Commun. 23, 77-79, (1977)
26. J. Mizeraczyk, J. Konieczka, N. Sabotinov and N. Vuchkov, A Hollow-Cathode He-Ne Laser, (in Polish) VIII-th Conf. on Quantum Electronics and Nonlinear Optics, EKON-78, Institute of Physics, A. Mickiewicz University, Poznań, pp. 50-52, (1978)
27. J. Mizeraczyk, J. Konieczka, N. Sabotinov and N. Vuchkov, A Hollow-Cathode He-Cd+ Laser Tube, Digest of Reports of IXth National Conf. on Coherent and Nonlinear Optics, Part I, Leningrad, p. 56, (1978)
28. N. Sabotinov and N. Vuchkov, A study of the causes for aging of a He-Cd laser with a segmented tube design, (in Bulgarian) Elektroprom. i priborostr. 5, 211, (1978)
29. N. Sabotinov and N. Vuchkov, A He-Cd hollow-cathode laser, (in Bulgarian) Elektroprom. i priborostr. 6,226, (1978)
30. N. Sabotinov, E. Konechka, J. Mizeraczyk and N. Vuchkov, Bipolar He-Cd laser with a hollow cathode, (in Russian) Kvantovaia Elektronika 5, 1603, (1978)
31. N. Sabotinov and N. Vuchkov, Pulse generation of Cl II in vapors of CuCl and FeCl, Optics Commun. 25, 199, (1978)
32. M. Grozeva, N. Sabotinov and N. Vuchkov, Cw and pulsed generation in hollow-cathode He-Kr discharge, Opt. Commun. 27, 114-116, (1978)
33. M. Grozeva, N. Sabotinov and N. Vuchkov, Cw laser generation on Tl II in a hollow cathode Ne-Tl discharge, Opt. Commun. 29, 339-340, (1979)
34. M. Grozeva, N. Sabotinov, P. Telbizov and N. Vuchkov, Cw laser oscillation on transitions of Tl in a hollow-cathode Ne-Tl-halide discharge, Opt. Commun. 31, 211-213, (1979)
35. M. Janossy, M. Grozeva and K. Rozsa, Investigation on a hollow cathode Al Laser, Reprints of KFKI 19, Budapest, Hungary, (1980)
36. J. Mizeraczyk, J. Wasilewski, J. Konieczka, W. Urbanik, M. Grozeva and J. Pavlik, Comparision of He-Kr laser oscillations in transverse and longitudinal hollow-cathode discharge, Rep. Proc. Intern. Conf. on Lasers`81, New Orleans, 877-881b, (1981)
37. N. Sabotinov and P. Telbizov, Laser oscillation on the line 758.8 nm of Zn in a transverse RF-discharge, (in Bulgarian) Bulg. J. Phys. 9, 667, (1982)
38. N. Sabotinov, P. Telbizov, Lasing on metal ion transitions in a transverse RF-discharge, (in Bulgarian) Sbornik dokl. I-va nacion. konfer. po optika i lazerna technika “Optika’82”, Panagurishte, (1982)
39. M. Grozeva and N. Sabotinov, Coil hollow cathode for metal vapor lasers, Opt. Commun. 41, 57-59, (1982)
40. N. Vuchkov, D. Astadjov and N. Sabotinov, A copper vapor laser utilizing pure copper with admixture of other metal chlorides, Opt. Commun. 42, 199, (1982)
41. N. Vuchkov, G. Petrash and N. Sabotinov, Service life of a copper bromide vapor laser, (in Russian) Kvantovaia Elektronika 9, 1891, (1982)
42. P. Telbizov and N. Sabotinov , Laser oscillation on ZnII lines in a transverse RF-discharge, (in Bulgarian) Bulg. J. Phys. 11, 5, (1984)
43. D. Astadjov, G. Petrash, N. Sabotinov and N. Vuchkov, Physical processes limiting the CuBr laser lifetime, Simposium Optika'84, Budapest, Proc. SPIE 457, 211, (1984)
44. M. Grozeva and N. Sabotinov, High-voltage copper ion laser with a helical design of the electrodes, Proc. SPIE 473, 174-176, (1984)
45. D. Astadjov, N. Vuchkov, G. Petrash and N. Sabotinov, Investigation on the reasons limiting the service life of a CuBr laser, (in Russian) Kvantovaia Elektronika 11, 808, (1984)
46. D. Astadjov, G. Petrash, N. Sabotinov and N. Vuchkov, Long-lived sealed off CuBr laser, Optics Commun. 51, 85, (1984)
47. M. Grozeva and N. Sabotinov, High-voltage helical hollow cathode copper ion laser, Opt. Commun. 51, 417-419, (1984)
48. D. Astadjov, N. Sabotinov and N. Vuchkov, Effect of hydrogen on CuBr laser power and efficiency, Opt. Commun. 56, 279, (1985)
49. M. Grozeva, N. Sabotinov, P. Telbizov and N. Vuchkov, Influence of the lower level population on the oscillation of the green lines in a hollow cathode He-Cd laser, Bulg. J. Phys. 13, 270, (1986)
50. D. Astadjov, N. Vuchkov, A. Isaev, G. Petrash, I. Ponomarev and N. Sabotinov, An effective copper bromide vapour laser with the addition of hydrogen, (in Russian) Kratkie saobshtenia po fizike FIAN 11, 58, (1986)
51. N. Sabotinov and P. Telbizov, He-Zn laser with a transverse high-frequency excitation, Opt. Commun. 59, 290, (1986)
52. M. Grozeva, N. Sabotinov and M. Janossy, On the high current regime of the helical hollow cathode Ne-TlCl and He-Kr lasers, Opt. and Quant. Electr. 18, 455, (1986)
53. D. Astadjov, N. Vuchkov, A. Isaev, G. Petrash, I. Ponomarev and N. Sabotinov, Relaxation of metastable copper atoms in a copper bromide vapor laser under regular pulse conditions, (in Russian) Kvantovaia Elektronika 14, 396, (1987)
54. D. Astadjov, N. Vuchkov, G. Petrash and N. Sabotinov, A study of the causes limiting the operating life of CuBr vapor lasers, (in Russian) Trudi FIAN 181, 122, (1987)
55. D. Astadjov, N. Vuchkov, K. Zemskov, A. Isaev, M. Kazarian, G. Petrash and N. Sabotinov, Active optical systems with a copper bromide vapor amplifier, (in Russian) Kvantovaia Elektronika 15, 716, (1988)
56. N. Vuchkov, N. Sabotinov and D. Astadjov, High efficiency CuBr laser with interacting peaking circuits, Optical and Quantum Electr. 20, 433, (1988)
57. D. Astadjov, N. Vuchkov and N. Sabotinov, Parametric study of the CuBr laser with hydrogen additives, IEEE J. Quant. Electron. QE-24, 1927, (1988)
58. N. Sabotinov, N. Vuchkov and D. Astadjov, High power high efficiency copper bromide lasers, Proc. SPIE 1041, 110, (1989)
59. D. Astadjov, N. Vuchkov, K. Zemskov, A. Issaev, M. Kazaryan, G. Petrash and N. Sabotinov, Copper bromide vapors: image brightness amplifier, Proc. SPIE 1041, 74, (1989)
60. D .Astadjov, N. Vuchkov, G. Petrash and N. Sabotinov, A study of the causes limiting the operating life of copper bromide lasers, Metal Vapor and Metal Halide Vapor Lasers, Nova Science Publishers, Series, Ed. N. Basov, 183-249, (1989)
61. N. Sabotinov, N. Vuchkov and D. Astadjov, Copper bromide lasers-discharge tubes and lifetime problems, High power gas lasers, Proc. SPIE 1225, 289, (1990)
62. N. Sabotinov and P. Telbizov, Laser oscilation on HgII transition in a transverse HF discharge, Optical and Quantum Electronics 22, 83, (1990)
63. N. Vuchkov, D. Astadjov and N. Sabotinov, A new circuit for CuBr laser excitation, Optic. Quantum Electr. 23, S549-S553, (1991)
64. T. Petrov, N. Sabotinov and S. Trendafilov, Dye jet amplifier of the yellow CuBr vapor laser output, Opt. Commun. 84, 295-298, (1991)
65. T. Petrov and N. Sabotinov, Simplified dye jet nozzle construction and interferometric method for jet thickness measurement, Meas. Sci. Technol. 2, 1074-1077, (1991)
66. Tz. Angelova, M. Grozeva and N. Sabotinov, Quasi-cw IR Cu II laser operation in helical hollow cathode, Proc. XX ICPIG`91, Contr. Papers 6, 1162-1163 (1991), Institute of Atomic and Molecular Physics -CNR, Pisa, Italy, (1991)
67. T. Petrov, N. Sabotinov and S. Trendafilov, Efficient dye jet laser pumped by CuBr vapor laser, Opt. Commun. 92, 291-294, (1992)
68. T. Petrov, N. Sabotinov, S. Trendafilov, L. Fucheng and Z. Guiyan, Nonlinear frequency conversion of CuBr vapor laser emission by a BBO crystal, J. Phys. D: Appl. Phys. 25, 1169-1171, (1992)
69. D. Astadjov, A. Issaev, G. Petrash, I. Ponomarev, N. Sabotinov and N. Vuchkov, Temporal and Radial Evolution of the Populations of CuI Levels in the CuBr Vapor Laser, IEEE J. Quantum Electronics QE- 28, No.10, (1992)
70. D. Jones, N. Sabotinov, A. Maitland and C. Little, A high-power high-efficiency Cu-Ne-HBr (λ =510.6, 578.2 nm) laser, Optics Commun. 94, 289-299, (1992)
71. I. Angelov, N. Sabotinov and P. Telbizov, Multiwave He-Se laser, (in Bulgarian) Elektrotehn. i elektron. 1-2, 37, (1993)
72. N. Sabotinov, N. Vuchkov and D. Astadjov, Effect of hydrogen in the CuBr- and CuCl lasers, Optics Commun. 95, 55-56, (1993)
73. I. Angelov, M. Grozeva and N. Sabotinov, He-Cd laser with a new helical cathode, Meas. Sci. Technol. 4, 682-684, (1993)
74. G. Todorov, P. Karvassilev, N. Sabotinov and P. Telbizov, Excitation transfer between upper Se+levels in positive column He-Se+ laser, Technical Digest (CLEO/Europe’94), pp 141-142, (1994)
75. N. Sabotinov and P. Telbizov, He-Hg laser with transverse HF excitation, Bulg. J. Phys. 20, 61, (1994)
76. N. Sabotinov, D. Astadjov, K. Dimitrov, C. Little and N. Vuchkov, A copper laser with record specific average output power, Proc. SPIE 2118 (1994) 64-69, QE/LASE`94, Los Angeles, California USA 22-29 January, (1994)
77. N. Vuchkov, D. Astadjov and N. Sabotinov, Influence of the excitation circuits on the CuBr laser performance, IEEE Quant. Electron. 30, 3, 750-758, (1994)
78. D. Astadjov, K. Dimitrov, C. Little, N. Sabotinov and N. Vuchkov, A CuBr laser with 1.4 W/cm average output power, IEEE J. Quant. Electron. 30, 6, 1358-1360, (1994)
79. P. Karavassilev, G. Todorov, P. Telbizov and N. Sabotinov, Population density modulation inpositive column He-Se laser discharge, J. Phys. B: Atom. Mol. & Optical Phys. 27, L83-L89, (1994)
80. N. Vuchkov and D. Astadjov, IC-excited strontium recombination laser, Optics & Laser Technology, vol. 27, No. 6, pp. 407-408, (1995)
81. I. Iliev, N. Sabotinov and S. Gosheva, On a model of a copper bromide vapor laser, Journal of the Technical University at Plovdiv, v.I, 157-162, (1995)
82. N. Sabotinov, F. Akerboom, D. Jones, A. Maitland and C. Little, A copper HyBrID laser with 2 W/cm3 Specific Average Output Power, IEEE J. Quantum Electronics v. 31, 747-753, (1995)
83. J. Mentel, N. Reich, J. Shulze, M. Grozeva, N. Sabotinov and J. Mizeraczyk, Gas Ion Lasers Excited in Transverse Capacitively Coupled Radio-Frequency Discharges, 336-339, Proc. XI-th Intern. Conf. on Gas Discharges and Their Application, Tokyo, Japan, (1995)
84. N. Sabotinov and C. Little, Copper laser with high average output power, SPIE v.2619, 76-83, International Conference Atomic and Molecular Pulsed Lasers, Tomsk, Russia, 27-30 March, (1995)
85. M. Mohamed-Seghir, J. Mizeraczyk, A. Otta, J. Wasilewski, A. Jurewicz, W. Janke, C.E. Little, N. Sabotinov, E.S. Livingstone and I. Kostadinov, Precyzyjna obrobka materialow stosowanych w mikroelektronice przyuzyciu lasera CuBr, KOMUNIKATY v sympozyum techniki laserowei, Szcecin, pp 212-214, (1996)
86. I. Iliev, N. Sabotinov and S. Gotcheva, Determination of some parameters of RF capacity discharge, Journal of the Technical University at Plovdiv Vol. 2 “Fundamental Sciences and Application”, (1996)
87. J. Schulze, C. Lucking, N. Reich, D. Teuner, J. Mentel, M. Grozeva and J. Mizeraczyk, CCRF excited copper ion laser, Proceedings of the NATO, Advanced Research work shop on Gas lasers - Recent Developments and future prospects, Moscow 1995, eds. W. Witteman and V. Ochkin, Kluwer Academic Publishers, 221-224, (1996)
88. J. Mentel, N. Reich, J. Mizeraczyk, M. Grozeva and N. Sabotinov, Capacitively Coupled RF Excitation of CW Gas Lasers and its Comparison with Hollow Cathode Lasers, Gas Lasers - Recent Development and Future Prospects, edited by W. Witteman and V. Ochkin, Kluwer Academic Publishers, 55-67, (1996)
89. N. Vuchkov, Novel circuits for the excitation of metal vapour lasers, Pulsed Metal Vapor Lasers, edited by C. Little and N. Sabotinov, Kluwer Academic Publishers, 113-124, (1996)
90. M. Gospodinov, V. Tassev and K. Dimitrov, Research of the central Core in Bi12SiO20 Crystals, Cryst. Res. Technol., 31, 5, 595-600, (1996)
91. N. Sabotinov, Copper bromide lasers, Pulsed Metal Vapour Lasers, edited by C. Little and N. Sabotinov, NATO ASI Series, Disarmament Technologies Vol. 5, Kluwer Academic Publishers, 113-124, (1996)
92. J. Mentel, N. Reich, J. Schulze, M. Grozeva, N. Sabotinov and J. Mizeraczyk, Radio frequency excited CW gas ion lasers, Trans. IEE of Japan, Vol. 116-A, No.11, Nov., 964-969, (1996)
93. M. Grozeva and N. Sabotinov, Sputtering capacitively coupled rf-excited copper ion laser, IX Intern.School on quantum electronics “Lasers physics and application”, SPIE Proceedings, Vol. 3052, (1996)
94. N. Vuchkov, N. Sabotinov and K. Temelkov, Temperature scaling of a Sr+ recombination laser, IX Intern.School on quantum electronics “Lasers physics and application”, SPIE Proceedings Vol. 3052, (1996)
95. J. Mizeraczyk, J. Mentel and N. Sabotinov, Recent development of capacitively coupled radio-frequency excited ion gas lasers, SPIE Proceedings Vol. 3052, (1996)
96. K. Dimitrov and N. Sabotinov, High-power and high-efficiency copper bromide vapor laser, IX Intern. School on quantum electronics “Lasers physics and application”, SPIE Proceedings Vol. 3052, (1996)
97. T. Petrov and N. Sabotinov, High-efficiency CuBr-dye laser system lasing on 628 nm wavelength, Bulg. J. Phys., v. 24., no. 3/4, (1997)
98. M. Kocik, J. Schulze, D. Teuner, M. Grozeva, D. Grabowski, J. Heldt, J. Mizeraczyk, and J. Mentel, Spectroscopic investigations of the RF excited He(Ne)-Cu and He(Ne)-CuBr plasma, Int. Symp. Plasma research and Applications, Plasma’97, Jarnoltówek, Poland, Ed.: M. Sadowski, H. Rothkaehl, Contr. papers vol. I, pp. 275-278, (1997)
99. M. Kocik, J. Mizeraczyk, M. Grozeva, N. Sabotinov, J. Mentel, J. Schulze, D. Teuner and T. Adamovicz, Generation of the infrared oscillations in the He-Cu sputtered systems, Laser Technology V: Physics and Research and Development Trends, Wiesław Woliński, Michał Malinowski, Editors, Proc. SPIE Vol. 3186, pp. 228-232, (1997)
100. M. Grozeva, J. Schulze, D. Teuner, P. Telbizov, T. Petrov, N. Sabotinov, J. Mizeraczyk and J. Mentel, RF Excitation of Cu Ion Laser Transition in He(Ne)-Cubr Discharge, Proc. XXIIIrd Int. Conference on Phenomena in Ionized Gases, Toulouse, France, Ed.: M. C. Bordage, A. Gleizes, 1997, Contr. papers vol. 6, pp. 130-131, (1997)
101. N. Vuchkov, N. Sabotinov and K. Temelkov, A CuBr vapor laser with a central electrode, in XI Intern. Symposium on Gas Flow and Chemical Lasers and High Power Laser Conference, Howard J. Baker, Editor, Proc. SPIE 3092, 72-75, (1997)
102. J. Mizeraczyk, A. Otta, M. Mohamed-Seghir, J. Wasilewski, A. Jurewicz, W. Janke, C. Little, N. Sabotinov,E. Livingstone and I. Kostadinov, Precision materials processing in microelectronics with a 10W copperbromide laser, in XI Intern. Symposium on Gas Flow and Chemical Lasers and High Power Laser Conference, Howard J. Baker, Editor, Proc. SPIE 3092, 277-280, (1997)
103. N. Vuchkov, N. Sabotinov and K. Temelkov, Two Arm CuBr Laser with a Central Electrode, IEEE Journal of Quantum Electronics, Vol. 33, No. 4, 541-545, (1997)
104. D. Astadjov, K. Dimitrov, D. Jones, V. Kirkov, C. Little, N. Sabotinov and N. Vuchkov, Copper bromide laser of 120W average output power, IEEE Journal of Quantum Electronics, Vol. 33, No. 5, 705-710, (1997)
105. D. Astadjov, K. Dimitrov, D. Jones, V. Kirkov, L. Little, C. Little, N. Sabotinov and N. Vuchkov, Influence on operating characteristics of scaling sealed-off CuBr lasers in active length, Optics Communications 135, 289-294, (1997)
106. D. Astadjov and N. Sabotinov, Energy dissipation in the electrodes of CuBr-laser like discharges, Journal of Physics D: Applied Physics 30, 1507-1514, (1997)
107. N. Sabotinov, K. Dimitrov and C. Little, Progress in high average power CuBr Vapor lasers, accepted for an oral presentation at the Conference Gas and Chemical Lasers and Applications II, SPIE’s Photonics West’97, 8-14 February 1997, San Jose, CA, USA, SPIE Proceedings Vol. 2987 (1997)
108. M. Mohamed-Seghir, J. Mizeraczyk, A. Otta, J. Wasilewski, A. Jurewicz, W. Janke, C. Little, N. Sabotinov, E. Livingstone and I. Kostadinov, Drilling and Cutting with 10 W Copper-Bromide Laser, Proceedings of the XX-th Conference of International Society for Hybrid Microelectronics - Poland, Ed.: Technical University of Gdańsk, pp. 215-218, (1997)
109. G. Todorov, P. Karavassilev, N. Sabotinov and P. Telbizov, Excitation transfer between upper Se+ levels in a positive column He-Se+ laser, Zeitschrift fur Physik D39, 251-255, (1997)
110. P. Telbizov, T. Petrov, M. Grozeva, N. Sabotinov, J. Mentel, D. Teuner and J. Mizeraczyk, Capacitively Coupled Radio-Frequency Excited Infrared He-Cd Laser, Bulg. J. Phys., v. 25., no. 5-6, 193-201, (1998)
111. H. Saito, Y. Siraiwa, T. Isikawa, K. Fujii and N. Sabotinov, The operating characteristics of CVL which expand the pumping region in the addition of the Ni atom, The Japan Society of Applied Physics, Extended Abstracts, The 59th Automn Meeting, 1998; No.3, 15a-Y-7, 924, (1998)
112. N. Vuchkov, K. Temelkov, P. Telbizov, M. Grozeva and N. Sabotinov, He-Cd+ 325 nm line laser with radio-frequency transverse and pulsed longitudinal excitation, 19-th SPIG-, Summer School and International Symposium on the Physics of Ionized Gases, Zlatibor, Yugoslavia, eds. N.Konjevic, M.Cukand I.Videnovic, Contributed Papers, Proc. SPIG 1998, pp. 529-532, (1998)
113. M. Grozeva, M. Kocik, N. Sabotinov and J. Mizeraczyk, Simultaneous direct-current and radio-frequencyexcitation of a sputtered Cu ion laser, 19-th SPIG-, Summer School and International Symposium on the Physics of Ionized Gases, Zlatibor, Yugoslavia, eds. N. Konjevic, M. Cuk and I. Videnovic, Contributed Papers, pp. 473-476, (1998)
114. V. Michailov, V. Gencheva, R. Djulgerova, D. Astadjov and N. Sabotinov, Influence of hydrogen on (Ne+H2) hollow cathode discharge characteristics, Proc. SPIE v. 3571, 145-149, (1998)
115. N. Vuchkov, K. Temelkov and N. Sabotinov, A High Power Pulse He-Hg+ Laser, Optics & LaserTechnology 30, 443-445, (1998)
116. J. Mizeraczyk, M. Mohamed-Seghir, I. Kostadinov, N. Sabotinov, E.S. Livingstone and C. Little, 10 W Copper Bromide Laser for Precision Materials Processing, Proc. SPIE vol. 3423, 2nd GR-I International Conference on New Laser Technologies and Applications, Alexis Carabelas, Paolo Di Lazzaro, Amalia Torre, Giuseppe Baldacchini, Editors, pp. 399-403, (1998)
117. N. Sabotinov, J. Mizeraczyk, I. Kostadinov, E. Livingstone and C. E. Little, A 100 watt copper bromidevapour laser for materials processing, Proceedings of LTL Plovdiv’99, pp. 19-26, (1999)
118. D. Astadjov and N. Sabotinov, The dynamics of the electrical field in CuBr laser-like discharge, Meas. Sci. Technol. 10 N67-N70, (1999)
119. N. Vuchkov, K. Temelkov and N. Sabotinov, UV Lasing on Cu+ in a Ne-CuBr Pulse Longitudinal Discharge, IEEE Journal of Quantum Electronics Vol. 35, No. 12, 1799-1804, (1999)
120. M. Grozeva, M. Kocik, J. Mizeraczyk and N. Sabotinov, Improvement of the laser lines intensity at combined radio-frequency and direct current excitation of a hollow-cathode sputtered copper ion laser, Proc. Int. Conf. on Phenomena in Ionized Gases, ICPIG XXIV, Warszawa, Eds.: P. Pisarczyk, T. Pisarczyk, J. Wołowski, Contributed Papers, vol. 1, pp. 161-162, (1999)
121. N. Vuchkov, K. Temelkov, P. Zahariev, N. Sabotinov and I. Kostadinov, Copper ion laser in He-CuBr, He-Cu and Ne-CuBr pulse longitudinal discharge, Proceeding pp. 417-420, 20th Summer School and International Symposium on the Physics of Ionized Gases, (20th SPIG), Zlatibor, Yugoslavia, Sept. 4-8,2000, (2000)
122. M. Grozeva, M. Kocik, J. Mentel, J. Mizeraczyk, T. Petrov, P. Telbizov, D. Teuner, N. Sabotinov and J. Schulze, Laser capabilities of CuBr mixture excited by RF discharge, Eur. Phys. J. D 8, 277-286, (2000)
123. V. Stoilov, D. Astadjov, N. Vuchkov and N. Sabotinov, High spatial intensity 10W-CuBr laser withhydrogen additives, Optical and Quantum Electronics 32, 11, 1209-1217, (2000)
124. M. Kocik, A. Dabrowski, T. Kasperkowicz, J. Mizeraczyk, N. Sabotinov and I. Kostadinov, CuBr laser for precision processing of materials, 11th Intern. School of Quantum Electronics, Laser Physics and Applications, Varna, Bulgaria, 2000; Proc. SPIE vol.4397, eds.: P. Atanasov, S. Kartaleva, pp. 353-357, (2000)
125. T. Rickes, L. Yatsenko, S. Steuerwald, T. Halfmann, B. Shore, N. Vitanov and K. Bergmann, Efficient adiabatic population transfer by two-photon excitation assisted by a laser-induced Stark shift, Journal of Chemical Physics, Volume 113, Issue 2, Pages 534-546, July (2000)