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Journal of Radioanalytical Chemistry

, Volume 66, Issue 1, pp 9–14 | Cite as

The radioanalytical bibliography of Venezuela (1936–1977)

  • J. A. Lubkowitz
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Activation Analysis

  1. 1.
    M. TAMERS (Instituto Venezolano de Investigaciones Científicas): Non destructive determination of age of bones by neutron activation. Compte Rendus Hebdomadaires des Seances de L'Academie des Sciences, 268 (1969) 489 (in French).Google Scholar
  2. 2.
    M. HEURTEBISE, J. A. LUBKOWITZ (Instituto Venezolano de Investigaciones Científicas): The utilization of the matrix as a standard in neutron activation analysis. The analysis of Cd-doped NaCl crystals. Anal. Chem., 43 (1971) 1218CrossRefGoogle Scholar
  3. 3.
    M. HEURTEBISE (Instituto Venezolano de Investigaciones Científicas): Semi-automated determination of iodine in biological fluids by activation analysis. J. Radioanal. Chem., 7 (1971) 227CrossRefGoogle Scholar
  4. 4.
    M. HEURTEBISE, W. J. ROSS (Instituto Venezolano de Investigaciones Científicas): Application of an iodine-specific resin to the determination of iodine in biological fluids by activation analysis. Anal. Chem., 43 (1971) 1438CrossRefGoogle Scholar
  5. 5.
    F. MONTOLOY, M. HEURTEBISE, J. A. LUBKOWITZ: (Instituto Venezolano de Investigaciones Científicas): A simple method for the activation analysis of mercury in fish using iodinated resins. J. Radioanal. Chem., 11 (1971) 167CrossRefGoogle Scholar
  6. 6.
    J. A. LUBKOWITZ, M. HEURTEBISE (Instituto Venezolano de Investigaciones Científicas): Rapid determination of protein-bound iodine by neutron activation analysis and subsequent β-counting. Proceedings of the International Symposium on Nuclear Activation Techniques in the Life Sciences, Ljubljana, Yugoslavia, IAEA-SM-157 (1972) 437Google Scholar
  7. 7.
    J. A. LUBKOWITZ, F. MONTOLOY, M. HEURTEBISE (Instituto Venezolano de Investigaciones Científicas): A simple method for the activation analysis of mercury in fish: mercury content in Venezuela canned tuna. Radiotracer Studies of Chemical Residues in Food and Agriculture, Vienna, IAEA-PL-469-18 (1972) 77Google Scholar
  8. 8.
    M. HEURTEBISE, F. MONTOLOY, J. A. LUBKOWITZ (Instituto Venezolano de Investigaciones Científicas): Rapid determination of matrix components by neutron activation analysis: the analysis of gold alloys. Anal. Chem., 45 (1973) 47Google Scholar
  9. 9.
    R. HERRERA, M. HEURTEBISE (Instituto Venezolano de Investigaciones Científicas): Neutron activation analysis of trace elements in quartz sands: its possibilities in the assessment of provenance. Chem. Geol., 14 (1974) 81CrossRefGoogle Scholar
  10. 10.
    J. A. VELANDIA, A. K. PERKONS (Instituto Venezolano de Investigaciones Científicas): An ion-exchange group separation scheme for rapid analysis of the components of neutron activated biological tissues. J. Radioanal. Chem., 20 (1974) 473.CrossRefGoogle Scholar
  11. 11.
    J. A. VELANDIA, A. K. PERKONS (Instituto Venezolano de Investigaciones Científicas): Survey of 43 constituents elements in kidney samples by instrumental activation analysis. J. Radioanal. Chem., 20 (1974) 715.CrossRefGoogle Scholar
  12. 12.
    J. A. VELANDIA, A. K. PERKONS (Instituto Venezolano de Investigaciones Científicas): Neutron activation analysis of trace elements in biological tissue. Acta Científica Venezolana, 25 (1974) 28.Google Scholar
  13. 13.
    H. D. BUENAFAMA, J. A. LUBKOWITZ (Instituto Venezolano de Investigaciones Científicas): analysis of organically bound mercury via neutron activation analysis. J. Radioanal. Chem., 25 (1975) 239.CrossRefGoogle Scholar
  14. 14.
    M. HEURTEBISE, J. A. LUBKOWITZ (Instituto Venezolano de Investigaciones Científicas): Determination of metals in alloys by neutron capture gamma ray spectrometry. J. Radioanal. Chem., 31 (1976) 503.CrossRefGoogle Scholar
  15. 15.
    M. HEURTEBISE, J. A. LUBKOWITZ (Instituto Venezolano de Investigaciones Científicas): The determination of cobalt, molybdenum and nickel in hydrodesulphurization catalysts. Anal. Chem., 48 (1976) 1971.Google Scholar
  16. 16.
    M. HEURTEBISE, J. A. LUBKOWITZ (Instituto Venezolano de Investigaciones Científicas): The determination of moisture in hydrodesulphurization catalysts. Anal. Chem., 48 (1976) 2143.CrossRefGoogle Scholar
  17. 17.
    H. D. BUENAFAMA, J. A. LUBKOWITZ (Instituto Venezolano de Investigaciones Científicas): The stability of trace metal suspensions in heavy crudes as determined by neutron activation analysis. J. Radioanal. Chem., 39 (1977) 293.CrossRefGoogle Scholar
  18. 18.
    M. HEURTEBISE, J. A. LUBKOWITZ (Instituto Venezolano de Investigaciones Científicas): Simultaneous determination of Co, Mo, Ni, W and moisture content in hydrodesulphurization catalysts by neutron capture gamma ray spectrometry. J. Radioanal. Chem., 39 (1977) 115.CrossRefGoogle Scholar

Other Radioanalytical Methods

  1. 19.
    J. SOLANAS, A. DARDER, P. BERTOU (Instituto Venezolano de Investigaciones Científicas): A study of the ambient radioactivity levels in Venezuela (1960–1962). Acta Científica Venezolana, 14 (1963) 156 (in Spanish). Same article in english in Health Phys., 12 (1966) 43.Google Scholar
  2. 20.
    M. TAMERS, M. DIEZ (Instituto Venezolano de Investigaciones Científicas): Determination of carbon-14 and tritium in blood and other biological materials. Intern. J. Appl. Radiation Isotopes, 15 (1964) 697. (in english).CrossRefGoogle Scholar
  3. 21.
    H. ARQUE (Instituto Venezolano de Investigaciones Científicas): An electrically controlled variable gain pulse amplifier using different controlled elements. Nucl. Instr. Methods, 33 (1965) 61.CrossRefGoogle Scholar
  4. 22.
    H. ARQUE (Instituto Venezolano de Investigaciones Científicas): A temporary pulse storage unit. Nucl. Instr. Methods, 32 (1965) 283.CrossRefGoogle Scholar
  5. 23.
    M. TAMERS (Instituto Venezolano de Investigaciones Científicas): Routine carbon-14 dating using scintillation techniques. Acta Científica Venezolana, 16 (1965) 156.Google Scholar
  6. 24.
    C. RONZANI, M. TAMERS (Instituto Venezolano de Investigaciones Científicas): Low level chlorine-36 detection with liquid scintillation techniques. Radiochim. Acta, 6 (1966) 206.Google Scholar
  7. 25.
    W. C. PARKER, M. COLONOMOS (Instituto Venezolano de Investigaciones Científicas): Preparation of thin layers of neptunium-237 for absolute counting and fission detectors. Nucl. Instr. Methods, 66 (1967) 137.CrossRefGoogle Scholar
  8. 26.
    M. TAMERS (Instituto Venezolano de Investigaciones Científicas): Sensitivity enhancement for low level activities by complete synthesis of liquid scintillator. Molecular Crystals, 4 (1968) 261.Google Scholar
  9. 27.
    J. A. LUBKOWITZ, W. C. PARKER, A. F. FINDEIS (Instituto Venezolano de Investigaciones Científicas): The utilization of Geiger counters for the detection of nonradioactive effluents from a gas chromatograph. Radiochem. Radioanal. Letters, 5 (1970) 235.Google Scholar
  10. 28.
    J. A. LUBKOWITZ, W. C. PARKER (Instituto Venezolano de Investigaciones Científicas): The utilization of promethium-147 as an ionization source in electron capture detectors. J. Chromatogr. 62 (1971) 53.CrossRefGoogle Scholar
  11. 29.
    J. A. LUBKOWITZ, W. C. PARKER (Instituto Venezolano de Investigaciones Científicas): Recent advances in the development of ionization detectors for non-radioactive and radioactive fractions from GLC columns. Proceedings of the Second International Congress of Pesticide Chemistry, Tel-Aviv, February 1971 p. 32.Google Scholar
  12. 30.
    M. HEURTEBISE, W. J. ROSS (Instituto Venezolano de Investigaciones Científicas): Radiochemical separations with halogenated resins. Anal. Chem., 44 (1972) 596.CrossRefGoogle Scholar
  13. 31.
    M. HEURTEBISE, J. A. LUBKOWITZ (Instituto Venezolano de Investigaciones Científicas): A Geiger-Muller counter designed to measure reproducibly activities retained on resin columns. Anal. Chem., 44 (1972) 1918.CrossRefGoogle Scholar
  14. 32.
    J. A. LUBKOWITZ (Instituto Venezolano de Investigaciones Científicas): The detection of labelled fractions from GLC columns. Radiotracer Studies of Chemical Residues in Food and Agriculture, Vienna, IAEA-PL-496-18 (1972) 129.Google Scholar
  15. 33.
    J. A. LUBKOWITZ, D. MONTOLOY, W. C. PARKER (Instituto Venezolano de Investigaciones Científicas): A comparative study of the147Pm and the63Ni electron capture detectors under identical geometrical conditions. J. Chromatogr., 76 (1973) 21.CrossRefGoogle Scholar
  16. 34.
    L. DAVID, C. MAZUR, R. MEDINA (Instituto Venezolano de Investigaciones Científicas): Using the decays of gold-198 and vanadium-52 to determine resolving time in G-M counting. Health Phys., 25 (1973) 194.Google Scholar
  17. 35.
    D. F. HORLER, J. A. LUBKOWITZ, A. P. de REVILLA, J. BARUEL (Instituto Venezolano de Investigaciones Científicas): Uptake and degradation of metamidophos by tomato plants. Environmental Quality and Safety, Supplement to volume III, (1975) 151.Google Scholar
  18. 36.
    J. J. LABREQUE (Instituto Venezolano de Investigaciones Científicas): Determination of molybdenum and cobalt in hydrodesulphurization catalysts using a computerized radioisotope X-ray fluorescence system. J. Radioanal. Chem., 41 (1977) 127.CrossRefGoogle Scholar
  19. 37.
    J. J. LABREQUE (Instituto Venezolano de Investigaciones Científicas): Proton-induced X-ray fluorescence method for the determination of total iron in laterite samples as iron (III) oxide. Radiochem. Radioanal. Letters, 31 (1977), 1Google Scholar

Copyright information

© Akadémiai Kiadó 1981

Authors and Affiliations

  • J. A. Lubkowitz
    • 1
  1. 1.Instituto Tecnológico Venezolano del PetróleoCaracas(venezuela)

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