Dr. Tamás Belgya

Welcome to my personal homepage.






E-mail
Belgya@ iki.kfki.hu
Phone(+36-1)-392-2222 / 3234 ext.
(+36-1)-392-2539
Fax(+36-1)-392-2584
Postal addressDepartment of Nuclear Research, Institute of Isotopes,  Hungarian Academy of Sciences,
H-1525 Budapest, P.O. Box 77., HUNGARY
Street addressKFKI Campus, 29-33 Konkoly-Thege Miklós street, Budapest, Hungary.
Building XVII/A, Room 207.
Date of birth12 March 1958
Place of birthBudapest, Hungary
NationalityHungarian
GenderMale
Marital StatusMarried (Ildikó), two girls (Ágnes, Anna)

Education 


1972-1976
Ferenc Toldy Secondary School
1976-1982Physicist, Loránd Eötvös University, Budapest, Hungary
1986Univ. doctor degree of  Loránd Eötvös University, Budapest, Hungary
1994-
Candidate of Science of The Hungarian Academy of Sciences (equivalent to PhD.) 

Positions


1982-1986
Research Scientist at Institute of Isotopes
1987-1989 Senior Research Scientist at Institute of Isotopes
1990-1992Visiting Scientist at University of Kentucky
1993-Senior Research Scientist at Institute of Isotopes
1995-2003 Deputy Department Head of the Nuclear Research Department at Institute of Isotopes
2004-Head of  the Nuclear Research Department at Institute of Isotopes

Memberships


1987-2002
Member of the Hungarian Nuclear Society
1982- Member of the LorÁnd Eötvös Physical Society 1982-

Committies


1997-
Committee member of the Nuclear Physics division of the Hungarian Academy of Sciences
2004- Committee member of the Nuclear Chemistry division of the Hungarian Academy of Sciences
1998-Memeber of Scientific Advisory Commetee of the Institute of Isotopes HAS

Professional activities


1994-
Reviewer for the Physical Review, Physical Review Letters, Applied Radiation and Isotopes, Journal of  Radioanalytical and Nuclear Chemistry
1994Local Organizer of the "Int. Workshop on Neutron Research and Applications", Budapest, Hungary, 24-26 March 1994
1996Local Organizer of the "9th Int. Symposium on Capture Gamma-Ray Spectroscopy and Related Topics", Budapest, Hungary 8-12 October, 1996
2003Local Organizer of the "NEMEA enlargement workshop, 5-7 November 2003, Budapest, Hungary"
2004- Head of  the Nuclear Research Department at Institute of Isotopes
2005-PAC member of EU FP6 NUDAME project

Co-operative scientific visits

1986-2000
MTA-NSF and MAKA visits to Unv. of Kentucky, yearly 1-3 months
2003 ILL Grenoble, France, NATO expert visit

Scholarship

2003
NATO expert visit program
2002-2005 Bolyai scholarship of the HAS, ended with outstanding result

Personal skills & competences


Languages:

  • Hungarian (mother tongue)
  • English (intermediate level)
  • Russian (basic level)
Computer skills:
  • Professional knowlegde of FORTRAN, BASIC
  • Good knowledge of Windows and Linux, Office programmes, LATEX
  • Data base: Building discrete level library for RIPL-2, IAEA

Scientific interests


  • Nuclear Physics, (n,n'g), (n,g) and (n,gg) reactions and spectroscopy
  • Precision gamma-ray energy and  intensity calibrations, neutron binding energy
  • PGAA, thermal neutron cross sections, transmutation
  • Discrete level library database for RIPL
  • Development of PGAA technique, chopper, calibration, imaging (3D) 
  • In-beam Mössbauer spectroscopy

Teaching activities 


  • Ember Péter Pál, BME, PhD. témavezetés (sikeres védés 2006)
  • Colleagues and guests coming for Transnational Access Activities

Publications


1.             L. Szentmiklósi, T. Belgya, G.L. Molnár, and Z. Révay, Time Resolved Gamma-Ray Spectrometry, Journal of Radioanalytical and Nuclear Chemistry, 271 (2007) 439-445.

2.             A.V. Voinov, S.M. Grimes, U. Agvaanluvsan, E. Algin, T. Belgya, C.R. Brune, M. Guttormsen, M.J. Hornish, T. Massey, G.E. Mitchell, J. Rekstad, A. Schiller, and S. Siem, Level Density of Fe-56 and Low-Energy Enhancement of Gamma-Strength Function, Phys. Rev. C, (2006) 014314.

3.             L. Szentmiklósi, Z. Révay, and T. Belgya, Measurement of Partial Gamma-Ray Production Cross-Sections and K0 Factors for Radionuclides with Chopped-Beam Pgaa, Nucl. Instr. and Methods A, 564 (2006) 655-661.

4.             Z. Révay, T. Belgya, G.L. Molnár, H. Rausch, and T. Braun, The Analysis of C-60 and C-70 Fullerenes by Prompt Gamma Neutron Activation, Chemical Physics Letters, 423 (2006) 450-453.

5.             Z. Kasztovszky, and T. Belgya, From Pgaa to Pgai: From Bulk Analysis to Elemental Mapping, Archeometriai Műhely, III (2006) 16-21.

6.             Z. Kasztovszky, and T. Belgya, Non-Destructive Investigations of Cultural Heritage Objects with Guided Neutrons, Archeometriai Műhely, III (2006) 12-17.

7.             Z. Kasztovszky, and T. Belgya, A Kulturális Örökség Tárgyi Emlékeinek Roncsolásmentes Vizsgálata Neutronnyalábbal: Az Ancient Charm Projekt, Természet Világa, 137. (2006) 452-454.

8.             T. Belgya, Improved Accuracy of Gamma-Ray Intensities from Basic Principles for the Calibration Reaction 14n(N,G)15n, Physical Review C, 74 (2006) 024601-024608.

9.             T. Belgya, Z. Revay, and L. Szentmiklosi. Determination of Thermal Neutron Capture Cross Sections Using Cold Neutron Beams at the Budapest Pgaa and Nips Facilities, 12th International Symposium on Capture Gamma-Ray Spectroscopy and Related Topics,September 4-9, 2005 University of Notre Dame, Indiana, USA, Ed. Ani Aprahamian Andreas Woehr. Vol. 819. AIP Melville, New York, 2006. 300-306.

10.         T. Belgya. "Discrete Levels." Handbook for Calculations of Nuclear Data, Ripl-2. Ed. M. Herman. Vienna: IAEA-TECDOC-1506, 2006. 11-35.

11.         A. Voinov, S.M. Grimes, U. Agvaanluvsan, E. Algin, T. Belgya, C.R. Brune, M. Guttormsen, M.J. Hornish, T.N. Massey, G.E. Mitchell, J. Rekstad, A. Schiller, and S. Siem. Level Densities of Iron Isotopes and Lower-Energy Enhancement of Gamma-Strength Function, 12nd international Conference on Capture Gamma-Ray Spectroscopy and Related Topics,September 4-9, 2005 University of Notre Dame, Indiana, USA, Ed. Ani Aprahamian Andreas Woehr. Vol. 819. AIP Melville, New York, 2005. 545-547.

12.         L. Szentmiklósi, T. Belgya, Z. Révay, and G.L. Molnár, Digital Signal Processing in Prompt-Gamma Activation Analysis, Journal of Radioanalytical and Nuclear Chemistry, 264 (2005) 229-234.

13.         S. Siem, U. Agvaanluvsan, E. Algin, T. Belgya, L.A. Bernstein, R. Chankova, M. Guttormsen, F. Ingebretsen, T. Lönnroth, S. Messelt, G.E. Mitchell, J. Rekstad, A. Schiller, A.C. Sunde, N.U.H. Syed, A. Voinov, and S. Odegard. Entropy in Hot Nuclei, Nuclei at the Limits,Argonne, Illinois (USA), 26-30 July 2004, Ed. D. Seweryniak and T. L. Khoo. Vol. 764. AIP, 2005. 315-320.

14.         S. Siem, M. Guttormsen, E. Algin, U. Agvaanluvsan, T. Belgya, R. Chankova, G. Mitchell, L.A. Bernstein, J. Rekstad, A. Schiller, A.C. Sunde, N. Syed, and A. Voinov, Soft Resonances in Hot Nuclei, Acta Physica Polonica B, 36 (2005) 1089-1093.

15.         Z. Révay, T. Belgya, L. Szentmiklósi, and G.L. Molnár, Prompt Gamma Activation Analysis Using a Chopped Neutron Beam, Journal of Radioanalytical and Nuclear Chemistry, 264 (2005) 277-281.

16.         Z. Révay, T. Belgya, and G.L. Molnár, Application of Hypermet-Pc in Pgaa, Journal of Radioanalytical and Nuclear Chemistry, 265 (2005) 261-265.

17.         Z. Révay, T. Belgya, and G.L. Molnár, New Prompt K0 and Partial Cross Section Values Measured in the Cold Neutron Beam of Budapest Research Reactor, Journal of Radioanalytical and Nuclear Chemistry, 265 (2005) 169-173.

18.         P. Kudejová, T. Materna, J. Jolie, A. Türler, P. Wilk, S. Baechler, Z. Kasztovszky, Z. Révay, and T. Belgya, On the Construction of a New Instrument for Cold-Neutron Prompt Gamma-Ray Activation Analysis at the Frm-Ii, Journal of Radioanalytical and Nuclear Chemistry, 265 (2005) 221-227.

19.         R.B. Firestone, G.L. Molnár, Z. Révay, T. Belgya, D.P. Mcnabb, and B.W. Sleaford. The Evaluated Gamma-Ray Activation File (Egaf), 10th International Conference on Nuclear Data for Science and Technology,September 26 - October 1, 2004, Santa Fe, New Mexico, Ed. M. B. Chadwick R. C. Haight, T. Kawano and P. Talou. Vol. 769. API, 2005. 219-224.

20.         R.B. Firestone, M. Kritcka, D.P. Mcnabb, B.W. Sleaford, U. Agvaanluvsan, Z. Révay, and T. Belgya. Thermal Neutron Capture Cross Section of the Palladium Isotopes, 12nd international Conference on Capture Gamma-Ray Spectroscopy and Related Topics,September 4-9, 2005 University of Notre Dame, Indiana, USA, Ed. A. Aprahamian A. Woehr. Vol. 819. API, 2005. 389-395.

21.         A. Borella, A. Moens, P. Schillebeeckx, R. Van Bijlen, G.L. Molnár, T. Belgya, Z. Révay, and L. Szentmiklósi, Determination of the 209bi(N,G) Capture Cross Section at a Cold Neutron Beam, Journal of Radioanalytical and Nuclear Chemistry, 265 (2005) 267-271.

22.         A. Borella, P. Schillebeeckx, G.L. Molnár, T. Belgya, Z. Révay, L. Szentmiklosi, E. Berthoumieux, X. Gunsing, A. Letourneau, and F. Marie. The 209bi(Nth, G)210bi and 209bi(Nth, G)210m,Gbi Cross Sections Determined at the Budapest Neutron Centre, 10th International Conference on Nuclear Data for Science and Technology, September 26 - October 1, 2004,Santa Fe, New Mexico, Ed. M. B. Chadwick R. C. Haight, T. Kawano and P. Talou. Vol. 769. AIP, 2005. 648-651.

23.         M. Blaauw, and T. Belgya, Neutron Self-Shielding Correction for Prompt Gamma Neutron Activation Analysis of Large Samples, Journal of Radioanalytical and Nuclear Chemistry, 265 (2005) 257-259.

24.         T. Belgya. New Method for the Determination of Accurate Gamma-Ray Intensities for the 14n(N,G )15n High Energy Standard, 12nd international Conference on Capture Gamma-Ray Spectroscopy and Related Topics,September 4-9, 2005 University of Notre Dame, Indiana, USA, Ed. A. Aprahamian A. Woehr. Vol. 819. AIP, 2005. 300-306.

25.         T. Belgya, Z. Révay, and G.L. Molnár, Gamma-Ray Background at the Budapest Pgaa Facility, Journal of Radioanalytical and Nuclear Chemistry, 265 (2005) 181-191.

26.         T. Belgya, P. Mutti, H.G. Börner, M. Jentshel, and G.L. Molnár. Accurate Wavelength Measurement of High-Energy Gamma Rays from the 35cl(N, G) Reactions, 10th International Conference on Nuclear Data for Science and Technology,September 26 - October 1, 2004, Santa Fe, New Mexico, Ed. M. B. Chadwick R. C. Haight, T. Kawano and P. Talou. Vol. 769. AIP, 2005. 1074-1077.

27.         T. Belgya, G.L. Molnár, Z. Révay, and J. Weil. Determination of Thermal Neutron Capture Cross Sections Using Cold Neutron Beams, 10th International Conference on Nuclear Data for Science and Technology,September 26 - October 1, 2004, Santa Fe, New Mexico, Ed. M. B. Chadwick R. C. Haight, T. Kawano and P. Talou. Vol. 769. AIP, 2005. 744-747.

28.         T. Belgya, Spline and Polynomial Models of the Efficiency Function for Ge Gamma-Ray Detectors in a Wide Energy Range, Journal of Radioanalytical and Nuclear Chemistry, 265 (2005) 175-179.

29.         E. Algin, A. Schiller, A. Voinov, U. Agvaanluvsan, T. Belgya, R. Chankova, M. Guttormsen, M. Hjorth-Jensen, C.W. Johnson, G.E. Mitchell, J. Rekstad, and S. Siem. Level Densities and Radiative Strength Functions, World Year of Physics 2005-Turkish Physical Society, 23rd. International Physics Congress,Muđla, Turkey, September 13-16, 2005. 2005. accepted.

30.         A. Voinov, E. Algin, U. Agvaanluvsan, T. Belgya, R. Chankova, M. Guttormsen, G.E. Mitchell, J. Rekstad, A. Schiller, and S. Siem, Large Enhancement of Radiative Strength for Soft Transitions in the Quasicontinuum, Physical Review Letters, 93 (2004) 142504.

31.         Z. Révay, T. Belgya, Z. Kasztovszky, L. Szentmiklosi, and G.L. Molnár. Recent Developments in Prompt Gamma Activation Analysis, Advances in Nuclear and Radiochemistry 6 (NRC-6),29 Aug.- 3 Sept., Aachen, Németország, Ed. S. M. Qaim, Coenen H.H. Vol. 3. Forschungszentrum Jülich Gmbh, 2004. 163-165.

32.         Z. Révay, R.B. Firestone, T. Belgya, and G.L. Molnár. "Prompt Gamma-Ray Spectrum Catalog." Handbook of Prompt Gamma Activation Analysis with Neutron Beams. Ed. G. L. Molnár: Kluwer Academic Publishers, Dordrecht, Boston, London, 2004. 173-366.

33.         Z. Révay, and T. Belgya. "Principles of the Pgaa Method." Handbook of Prompt Gamma Activation Analysis with Neutron Beams. Ed. G. L. Molnár: Kluwer Academic Publishers, Dordrecht, Boston, London, 2004. 1-30.

34.         Z. Révay, T. Belgya, Z. Kasztovszky, J.L. Weil, and G.L. Molnár, Cold Neutron Pgaa Facility at Budapest, Nuclear Instruments & Methods in Physics Research Section B- Beam Interactions with Materials and Atoms, 213 (2004) 385-388.

35.         G.L. Molnár, Z. Révay, and T. Belgya, Non-Destructive Interrogation of Uranium Using Pgaa, Nuclear Instruments & Methods in Physics Research Section B- Beam Interactions with Materials and Atoms, 213 (2004) 389-393.

36.         G.L. Molnár, Z. Révay, and T. Belgya, Accurate Absolute Intensities for the Cl-35(N,Gamma) Reaction Gamma-Ray Standard, Nuclear Instruments & Methods in Physics Research Section B- Beam Interactions with Materials and Atoms, 213 (2004) 32-35.

37.         P. Kudejová, Z. Kasztovszky, Z. Révay, T. Belgya, T. Materna, and J. Jolie. Prompt Gamma Activation Analysis: Multielemental Non-Destructive Analytical Method for Geochemistry and Cosmochemistry, Advances in Nuclear and Radiochemistry 6 (NRC-6),29 Aug.- 3 Sept., Aachen, Németország, Ed. S. M. Qaim, Coenen H.H. Vol. 3. Forschungszentrum Jülich Gmbh, 2004. 239-241.

38.         R.B. Firestone, G.L. Molnár, Z. Révay, T. Belgya, D.P. Mcnabb, and B.W. Sleaford. The Evaluated Gamma-Ray Activation File (Egaf): LBNL, LBNL 5634`, 2004.

39.         P.P. Ember, T. Belgya, J.L. Weil, and G.L. Molnar, A Practical Test of a Gamma-Gamma Coincidence Measurement Setup for Pgaa, Nuclear Instruments & Methods in Physics Research Section B- Beam Interactions with Materials and Atoms, 213 (2004) 406-409.

40.         T. Belgya, and Z. Révay. "Gamma-Ray Spectrometry." Handbook of Prompt Gamma Activation Analysis with Neutron Beams. Ed. G. L. Molnár: Kluwer Academic Publishers, Dordrecht, Boston, London, 2004. 71-111.

41.         T. Belgya, J. Weil, G.L. Molnár, and H.F. Wirth. Thermal Neutron Capture Cross Section Measurements of 99tc at the Budapest Pgaa-Nips Facility, workshop on Neutron Measurements and Evaluations for Applications 5-8 November 2003, Budapest, Hungary Ed. A. Plompen. EUR Report 21100 EN, Luxembourg: Office for Official Publications of the European Communities, ISBN 92-894-6041-5, 2004. 159-163.

42.         T. Belgya, and G.L. Molnár, Accurate Relative Gamma-Ray Intensities from Neutron Capture on Natural Chromium, Nuclear Instruments & Methods in Physics Research Section B- Beam Interactions with Materials and Atoms, 213 (2004) 29-31.

43.         I. Tomandl, J. Honzatko, T. Von Egidy, H.F. Wirth, T. Belgya, M. Lakatos, L. Szentmiklósi, Z. Révay, G.L. Molnár, R.B. Firestone, and V. Bondarenko, Thermal Neutron Capture Cross Sections of Tellurium Isotopes, Physical Review C, 68 (2003) 067602.

44.         Z. Révay, and G.L. Molnár, Standardisation of the Prompt Gamma Activation Analysis Method, Radiochimica Acta, 91 (2003) 361-369.

45.         Z. Révay, G.L. Molnár, T. Belgya, and Z. Kasztovszky, In-Beam Determination of K(0) Factors for Short-Lived Nuclides, Journal of Radioanalytical and Nuclear Chemistry, 257 (2003) 561-564.

46.         G.L. Molnár, Z. Révay, and T. Belgya. New Intensities of High Energy Gamma-Ray Standards, 11th International Symposium on Capture Gamma-Ray Spectroscopy and Related Topics,Pruhonice near Prague, Czech republic, Eds. J. Kvasil, P. Cejnar and M. Krticka. Vol. 1. World Scientific, New Jersey, London, Singapore, Hong Kong, 2003. 522-530.

47.         Z. Elekes, T. Belgya, G.L. Molnár, A.Z. Kiss, M. Csatlos, J. Gulyás, A. Krasznahorkay, and Z. Máté, Absolute Full-Energy Peak Efficiency Calibration of a Clover- Bgo Detector System, Nuclear Instruments & Methods in Physics Research Section a- Accelerators Spectrometers Detectors and Associated Equipment, 503 (2003) 580-588.

48.         T. Belgya, Z. Révay, P.P. Ember, J. Weil, G.L. Molnár, and S.M. Qaim. The Cold Neutron Pgaa-Nips Facility at the Budapest Research Reactor, 11th International Symposium on Capture Gamma-Ray Spectroscopy and Related Topics,Pruhonice near Prague, Czech republic, Eds. J. Kvasil, P. Cejnar and M. Krticka. Vol. 1. World Scientific, New Jersey, London, Singapore, Hong Kong, 2003. 562-568.

49.         Z. Sándor, S. Tölgyesi, I. Gresits, and Z. Kasztovszky, Determination of the Alloying Elements in Ancient Silver Coins by X-Ray Fluorescence, Journal of Radioanalytical and Nuclear Chemistry, 254 (2002) 283-288.

50.         D.L. Perry, R.B. Firestone, G.L. Molnár, Z. Révay, Z. Kasztovszky, R.C. Gatti, and P. Wilde, Neutron-Induced Prompt Gamma Activation Analysis (Pgaa) of Metals and Non-Metals in Ocean Floor Geothermal Vent-Generated Samples, Journal of Analytical Atomic Spectrometry, 17 (2002) 32-37.

51.         G.L. Molnár, Z. Révay, T. Belgya, and R.B. Firestone, New Catalog of Neutron Capture ? Rays for Prompt Gamma Activation Analysis, Journal of Nuclear Science And Technology, supplement, 2 (2002) 1338-1343.

52.         G.L. Molnár, Z. Révay, and T. Belgya. Precise Determination of Gamma-Ray Intensities for High-Energy Calibration Standards: Summary report of the third research co-ordination meeting on Update of X- and gamma-ray decay data standards foe detector calibration and other applications, IAEA, INDC(NDS)-4372002.

53.         G.L. Molnár, T. Belgya, Z. Révay, and S.M. Qaim, Partial and Total Thermal Neutron Capture Cross Sections for Non-Destructive Assay and Transmutation Monitoring of Tc-99, Radiochimica Acta, 90 (2002) 479-482.

54.         G.L. Molnar, Z. Revay, and T. Belgya, Wide Energy Range Efficiency Calibration Method for Ge Detectors, Nuclear Instruments & Methods in Physics Research Section a- Accelerators Spectrometers Detectors and Associated Equipment, 489 (2002) 140-159.

55.         Z. Kasztovszky, Z. Révay, G. Molnár, A. Wootsch, and Z. Paál, Assay Determination in Supported Pt Catalysts by Prompt-Gamma Activation Analysis (Pgaa), Catalysis Communications, 3 (2002) 553-556.

56.         P.P. Ember, T. Belgya, and G.L. Molnár, Improvement of the Capabilities of Pgaa by Coincidence Techniques, Applied Radiation and Isotopes, 56 (2002) 535-541.

57.         P.P. Ember, T. Belgya, J.L. Weil, and G.L. Molnár, Coincidence Measurement Setup for Pgaa and Nuclear Structure Studies, Applied Radiation and Isotopes, 57 (2002) 573-577.

58.         C.M. Baglin, E. Browne, E.B. Norman, G.L. Molnár, T. Belgya, Z. Révay, and F. Szelecsényi, Ga-66: A Standard for High-Energy Calibration of Ge Detectors, Nuclear Instruments & Methods in Physics Research Section a- Accelerators Spectrometers Detectors and Associated Equipment, 481 (2002) 365-377.

59.         Z. Révay, T. Belgya, P.P. Ember, and G.L. Molnár, Recent Developments in Hypermet Pc, Journal of Radioanalytical and Nuclear Chemistry, 248 (2001) 401-405.

60.         Z. Révay, G.L. Molnár, T. Belgya, Z. Kasztovszky, and R.B. Firestone, A New Gamma-Ray Spectrum Catalog and Library for Pgaa, Journal of Radioanalytical and Nuclear Chemistry, 248 (2001) 395-399.

61.         G.L. Molnár, Z. Révay, T. Belgya, and R.B. Firestone. "New Generation of Neutron Capture Gamma-Ray Data." Abstracts of Papers of the American Chemical Society, 2001. 92-NUCL. Vol. 221.

62.         P.P. Ember, Z. Révay, T. Belgya, and G. Molnár, Inactive Tracing with Prompt Gamma Activation Analysis, Magyar Kemiai Folyoirat, 107 (2001) 438-443.

63.         Z. Révay, G.L. Molnár, T. Belgya, Z. Kasztovszky, and R.B. Firestone, A New Gamma-Ray Spectrum Catalog for Pgaa, Journal of Radioanalytical and Nuclear Chemistry, 244 (2000) 383-389.

64.         G.L. Molnár, Z. Révay, T. Belgya, and R.B. Firestone, The New Prompt Gamma-Ray Catalogue for Pgaa, Applied Radiation and Isotopes, 53 (2000) 527-533.

65.         Z. Kasztovszky, A. Vaday, Z. Révay, T. Belgya, and G.L. Molnár. Prompt Gamma Activation Analysis of Bronze Archaeological Objects, 32nd International Symposium on Archaeometry,Mexico City, Mexico. 2000.

66.         Z. Kasztovszky, G. Szakmány, Z. Révay, T. Belgya, and G. Molnár. Investigation of Neolithic Greenschist Polished Stone Tools from Carpathian-Pannonian Basin, 32nd International Symposium on Archaeometry,Mexico City, Mexico. 2000.

67.         Z. Kasztovszky, Z. Révay, T. Belgya, and G.L. Molnár, Nondestructive Analysis of Metals by Pgaa at the Budapest Research Reactor, Journal of Radioanalytical and Nuclear Chemistry, 244 (2000) 379-382.

68.         M. Kadi, P.E. Garrett, M.F. Yeh, S.W. Yates, and T. Belgya, Decay Properties of States Populated with the Pb-207(N,N ' Gamma) Reaction and Weak Coupling in Pb-207, Physical Review C, 6103 (2000) art. no.-034307.

69.         P.P. Ember, T. Belgya, and G. Molnar. "Improvement of Detection Limit and Element Selectivity by Coincidence." Abstracts of Papers of the American Chemical Society, 2000. 131-NUCL. Vol. 220.

70.         T. Belgya, M. Yeh, M. Kadi, P.E. Garrett, C.A. Mcgrath, and S.W. Yates, Particle-Hole Excitations in Pb-208 from the (N,N 'Gamma) Reaction, Acta Physica Hungarica New Series-Heavy Ion Physics, 12 (2000) 291-294.

71.         S.W. Yates, M. Yeh, M. Kadi, C.A. Mcgrath, P.E. Garrett, and T. Belgya, Two-Phonon Octupole Excitations in Pb-208 and the Role of E1 Transitions in Their Decays, Journal of Physics G-Nuclear and Particle Physics, 25 (1999) 691-693.

72.         Z. Kasztovszky, Z. Révay, T. Belgya, B. Fazekas, J. Östör, G.L. Molnár, G. Molnár, and J. Borossay, Investigation of Impurities in Thermoluminescent Al2o3 Materials by Prompt-Gamma Activation Analysis, Journal of Analytical Atomic Spectrometry, 14 (1999) 593-596.

73.         B. Fazekas, Z. Révay, J. Östör, T. Belgya, G. Molnár, and A. Simonits, A New Method for Determination of Gamma-Ray Spectrometer Non- Linearity, Nuclear Instruments & Methods in Physics Research Section a- Accelerators Spectrometers Detectors and Associated Equipment, 422 (1999) 469-473.

74.         M.F. Yeh, M. Kadi, P.E. Garrett, C.A. Mcgrath, S.W. Yates, and T. Belgya, Candidates for Two-Phonon Octupole Excitations in Pb-208, Physical Review C, 57 (1998) R2085-R2089.

75.         Z. Kis, B. Fazekas, J. Östör, Z. Révay, T. Belgya, G.L. Molnár, and L. Koltay, Comparison of Efficiency Functions for Ge Gamma-Ray Detectors in a Wide Energy Range, Nuclear Instruments & Methods in Physics Research Section A, 418 (1998) 374-386.

76.         Z. Kasztovszky, Z. Révay, T. Belgya, B. Fazekas, J. Östör, G. Molnár, A. Vaday, and A. Figler. Prompt-Gamma Activation Analysis of Roman Brooches, 31st International Symposium on Archaeometry,Budapest, April 26 -May 3 1998, Ed. E. Jerem, T. Bíró K. Vol. II. BAR International Series 1043 (II). Archaeopress, Gordon House, Oxford, UK, 1998. 399-403.

77.         T. Belgya, B. Fazekas, Z. Kasztovszky, Z. Révay, G. Molnár, M. Yeh, P.E. Garrett, and S.W. Yates, Levels of Pb-208 from the Pb-207(N,Gamma) Reaction with a Guided Neutron Beam, Physical Review C, 57 (1998) 2740-2743.

78.         L. Rosta, T. Belgya, L. Cser, T. Grosz, G. Kaszas, G. Molnár, Z. Révay, and G. Török, Neutron Guide System at the Budapest Research Reactor, Physica B, 234 (1997) 1196-1198.

79.         G. Molnár, T. Belgya, L. Dabolczi, B. Fazekas, Z. Révay, Á. Veres, I. Bikit, Z. Kiss, and J. Östör, The New Prompt Gamma-Activation Analysis Facility at Budapest, Journal of Radioanalytical and Nuclear Chemistry, 215 (1997) 111-115.

80.         B.Fazekas, G. Molnár, T. Belgya, L. Dabolczi, and A. Simonits, Introducing Hypermet-Pc for Automatic Analysis of Complex Gamma-Ray Spectra, Journal of Radioanalytical and Nuclear Chemistry, 215 (1997) 271-277.

81.         T. Belgya, Z. Révay, B. Fazekas, I. Héjja, L. Dabolczi, G.L. Molnár, Z. Kis, J. Östör, and G. Kaszás. The New Budapest Capture Gamma-Ray Facility, 9th International Symposium on Capture Gamma-Ray Spectroscopy and Related Topics,Budapest, Eds. G. Molnár, T. Belgya and ZS. Révay. Vol. II. Springer Verlag Budapest, Berlin, Heidelberg, 1997. 826.

82.         M.F. Yeh, P.E. Garrett, C.A. Mcgrath, S.W. Yates, and T. Belgya, Two-Phonon Octupole Excitation in Pb-208, Physical Review Letters, 76 (1996) 1208-1211.

83.         M.F. Yeh, P.E. Garrett, C.A. Mcgrath, S.W. Yates, and T. Belgya, Search for a 2485-Kev Gamma Ray in Pb-208 with the Inelastic Neutron Scattering Reaction, Physical Review C, 54 (1996) 942-944.

84.         S.W. Yates, M.F. Yeh, P.E. Garrett, C.A. Mcgrath, and T. Belgya. "Identification of the Two-Phonon Octupole Excitation in Pb-208." Abstracts of Papers of the American Chemical Society, 1996. 83-NUCL. Vol. 211.

85.         B. Fazekas, T. Belgya, L. Dabolczi, G. Molnár, and A. Simonits, Hypermet-Pc: Program for Automatic Analysis of Complex Gamma- Ray Spectra, Journal of Trace and Microprobe Techniques, 14 (1996) 167-172.

86.         T. Belgya, G. Molnár, and S.W. Yates, Analysis of Doppler-Shift Attenuation Measurements Performed with Accelerator-Produced Monoenergetic Neutrons, Nuclear Physics A, 607 (1996) 43-61.

87.         E.L. Johnson, E.M. Baum, D.P. Diprete, R.A. Gatenby, T. Belgya, D. Wang, J.R. Vanhoy, M.T. Mcellistrem, and S.W. Yates, Lifetime Measurements of Scissors Mode Excitations in Dy-162,Dy-164, Physical Review C, 52 (1995) 2382-2386.

88.         D.P. Diprete, E.L. Johnson, E.M. Baum, C.A. Mcgrath, D. Wang, M.F. Villani, S.W. Yates, T. Belgya, B. Fazekas, and G. Molnár, Fast Electric Dipole Transitions in Nuclei near N=82, Physical Review C, 52 (1995) R2831-R2833.

89.         T. Belgya, R.A. Gatenby, E.M. Baum, E.L. Johnson, D.P. Diprete, S.W. Yates, B. Fazekas, and G. Molnár, 2-Phonon Character of the Lowest J-Pi=1(-) State of Nd-142, Physical Review C, 52 (1995) R2314-R2316.

90.         Z. Németh, F. Kappeler, C. Theis, T. Belgya, and S.W. Yates, Nucleosynthesis in the Cd-in-Sn Region, Astrophysical Journal, 426 (1994) 357-365.

91.         G. Molnár, B. Fazekas, A. Veres, T. Belgya, R.A. Gatenby, E.M. Baum, E.L. Johnson, S.W. Yates, J.R.S. Vanhoy, T. Otsuka, T.T. Dinh, M. Grinberg, and C. Stoyanov. Collective Excitations Evinced by Fast Dipole Transitions, Nuclei Far from Stability/Atomic Masses and Fundamental Constants 1992,Bristol. Institute of Physics Conference Series. IOP PUBLISHING LTD, 1993. 679-681.

92.         A. Jungclaus, T. Belgya, D.P. Diprete, M. Villani, E.L. Johnson, E.M. Baum, C.A. Mcgrath, S.W. Yates, and N.V. Zamfir, Lifetimes and Electromagnetic Decay Properties of Negative-Parity States in Sm-150, Sm-152, Sm-154 from (N,N'gamma) Measurements, Physical Review C, 48 (1993) 1005-1009.

93.         R.A. Gatenby, E.L. Johnson, E.M. Baum, S.W. Yates, D. Wang, J.R. Vanhoy, M.T. Mcellistrem, T. Belgya, B. Fazekas, and G. Molnar, Decay Properties and Lifetimes of States in Sm-144 from (N, N'gamma) Reaction Studies, Nuclear Physics A, 560 (1993) 633-663.

94.         D.P. Diprete, T. Belgya, E.M. Baum, E.L. Johnson, S.W. Yates, P.D. Cottle, M.A. Kennedy, and K.A. Stuckey, Search for High-Lying Octupole States and Octupole Fragmentation in Pt-196 with the (N, N'gamma) Reaction, Physical Review C, 48 (1993) 2603-2606.

95.         T. Belgya, D. Seckel, E.L. Johnson, E.M. Baum, D.P. Diprete, D. Wang, and S.W. Yates, Level Lifetimes in N = 82 Isotones from Doppler-Shift Attenuation Method Mixed-Target Measurements, Physical Review C, 47 (1993) 392-394.

96.         T. Belgya, R.A. Gatenby, E.L. Johnson, E.M. Baum, D. Wang, D.P. Diprete, S.W. Yates, B. Fazekas, and G. Molnár. Transition Rates Determined from (N, N' Gamma) Measurements, Nuclei Far from Stability/Atomic Masses and Fundamental Constants 1992,Bristol. Institute of Physics Conference Series. IOP PUBLISHING LTD, 1993. 683-685.

97.         S.W. Yates, R.A. Gatenby, T. Belgya, E.L. Johnson, E.M. Baum, D.P. Diprete, D. Wang, G. Molnar, and B. Fazekas. "2-Phonon Octupole Excitations and the Role of E1 Transitions from Octupole States." Abstracts of Papers of the American Chemical Society, 1992. 24-NUCL. Vol. 204.

98.         E.L. Johnson, R.A. Gatenby, E.M. Baum, D.P. Diprete, T. Belgya, S.W. Yates, D. Wang, J.R. Vanhoy, P. Zhang, and M.T. Mcellistrem. "Measurement of B(M1) Strength for 1+ Mixed Symmetry States in Dy-162,Dy-16 by Inelastic Neutron-Scattering." Abstracts of Papers of the American Chemical Society, 1992. 118-NUCL. Vol. 204.

99.         B. Fazekas, T. Belgya, G. Molnár, Á. Veres, R.A. Gatenby, S.W. Yates, and T. Otsuka, Level Scheme and Mixed-Symmetry States of Ba-134 from in-Beam (N, N'gamma) Measurements, Nuclear Physics A, 548 (1992) 249-270.

100.     D.P. Diprete, T. Belgya, E.M. Baum, E.L. Johnson, D. Wang, S.W. Yates, P.D. Cottle, M.A. Kennedy, and K.A. Stuckey. "Fragmentation of Low-Energy Octupole States in Pt-196." Abstracts of Papers of the American Chemical Society, 1992. 124-NUCL. Vol. 204.

101.     T. Belgya, E.L. Johnson, E.M. Baum, D.P. Diprete, D. Wang, and S.W. Yates. "Doppler-Shift Lifetime Measurements and Their Application to Nuclear-Structure Problems." Abstracts of Papers of the American Chemical Society, 1992. 113-NUCL. Vol. 204.

102.     E.M. Baum, R.A. Gatenby, E.L. Johnson, D.P. Diprete, T. Belgya, D. Wang, B. Perraut, H. Baber, and S.W. Yates. "Study of the Nuclear-Structure of Sr-88 and Zr-90 by Inelastic Neutron-Scattering." Abstracts of Papers of the American Chemical Society, 1992. 150-NUCL. Vol. 203.

103.     E.M. Baum, R.A. Gatenby, E.L. Johnson, D.P. Diprete, T. Belgya, D. Wang, B. Perraut, H. Baber, S.W. Yates, B. Fazekas, and G. Molnar. "Zr-90 Revisited - Level Structure, Lifetimes, and Transition Rates from (N,N)Gamma Reaction Measurements." Abstracts of Papers of the American Chemical Society, 1992. 125-NUCL. Vol. 204.

104.     E.L. Johnson, D. Wang, R.A. Gatenby, E.M. Baum, D.P. Diprete, J.R. Vanhoy, T. Belgya, P. Zhang, M.T. Mcellistrem, and S.W. Yates. "Study of Low-Energy I = 1 States in Dy-162 and Dy-164 by Inelastic Neutron-Scattering." Abstracts of Papers of the American Chemical Society, 1991. 83-NUCL. Vol. 201.

105.     T. Belgya. "Doppler-Shift Lifetime Measurements with (N,N'gamma) Reactions." Abstracts of Papers of the American Chemical Society, 1991. 82-NUCL. Vol. 201.

106.     R.A. Gatenby, J.R. Vanhoy, E.M. Baum, E.L. Johnson, S.W. Yates, T. Belgya, B. Fazekas, A. Veres, and G. Molnar, Fast E-1 Transitions and Evidence for Octupole-Octupole and Quadrupole-Octupole Excitations in Sm-144, Physical Review C, 41 (1990) R414-R418.

107.     S.W. Yates, R.A. Gatenby, E.M. Baum, E.L. Johnson, J.R. Vanhoy, T. Belgya, B. Fazekas, and G. Molnar. "Evidence for Octupole-Octupole and Quadrupole-Octupole Excitations in Spherical Nuclei." Abstracts of Papers of the American Chemical Society, 1989. 29-NUCL. Vol. 198.

108.     G. Molnár, T. Belgya, B. Fazekas, Á. Veres, S.W. Yates, E.W. Kleppinger, R.A. Gatenby, R. Julin, J. Kumpulainen, A. Passoja, and E. Verho, Particle-Hole and Vibrational-States in Doubly Closed Subshell Zr-96 from in-Beam Inelastic Neutron and Proton-Scattering, Nuclear Physics A, 500 (1989) 43-76.

109.     T. Belgya, G. Molnár, B. Fazekas, Á. Veres, R.A. Gatenby, and S.W. Yates, Doppler-Shift Lifetime Measurements in Zr-96 with the Inelastic Neutron-Scattering Reaction, Nuclear Physics A, 500 (1989) 77-89.

110.     G. Molnár, B. Fazekas, T. Belgya, Á. Veres, S.W. Yates, E.W. Kleppinger, and R.A. Meyer. Possible Evidence for Alpha-Clustering in the Double Subshell Closure Nucleus Zr-96, Acs Symposium Series. Vol. 324. 1986. 196-201.

111.     G. Molnár, B. Fazekas, T. Belgya, and Á. Veres. Level Structure of Quasi-Magic Zr-96, Aip Conference Proceedings. 1985. 534-538.