Freddy Verrezen

Person

Verrezen, Freddy

  • Low-level Radioactivity Measurements

Person: Employee

  1. Article › Research
  2. A dedicated LIMS for routine gamma-ray spectrometry

    Bruggeman, M., Verheyen, L., Vidmar, T. & Verrezen, F., May 2014, In: Applied Radiation and Isotopes. 87, 5, p. 425-428

    Research output: Contribution to journalArticlepeer-review

  3. A performance comparison of nine selected liquid scintillation cocktails

    Verrezen, F., Loots, H., Hurtgen, C. & Dupuis, E., Jun 2008, In: Applied Radiation and Isotopes. 66, 6-7, p. 1038-1042

    Research output: Contribution to journalArticlepeer-review

  4. A structured approach for the assessment of internal dose: the IDEAS guidelines

    Doerfel, H., Andrasi, A., Bailey, M., Berkovski, V., Blanchardon, E., Castellani, C-M., Cruz-Suarez, R., Hurtgen, C., LeGuen, B., Malatova, I., Marsh, J., Stather, J., Zeger, J. & Verrezen, F., 1 Apr 2007, In: Radiation protection dosimetry. 127, 1-4, p. 303-310

    Research output: Contribution to journalArticlepeer-review

  5. Application of IDEAS guidelines: the IDEAS/IAEA intercomparison exercise on internal dose assessment

    Hurtgen, C., Andrasi, A., Bailey, M. R., Birchall, A., Blanchardon, E., Berkovski, V., Castellani, C. M., Cruz-Suarez, R., Davis, K., Doerfel, H., LeGuen, B., Malatova, I., Marsh, J., Zeger, J. & Verrezen, F., 1 May 2007, In: Radiation protection dosimetry. 127, 1-4, p. 317-320

    Research output: Contribution to journalArticlepeer-review

  6. Controle van radioactiviteit in het leefmilieu: bemonstering, monstervoorbereiding en meettechnieken.

    Verrezen, F. & Hurtgen, C., 1 May 2009, In: Annalen van de Belgische Vereniging voor Stralingsbescherming / Annales de l'association Belge de radioprotection. 34, 1, p. 37-42

    Research output: Contribution to journalArticlepeer-review

  7. Coordination of research on internal dosimetry in Europe : the CONRAD project

    Lopez, M. A., Etherington, G., Castellani, C. M., Franck, D., Hurtgen, C., Marsh, J. W., Nosske, D., Doerfel, H., Andrasi, A., Bailey, M., Balashazy, I., Battisti, P., Bérard, P., Berkowski, V., Birchall, A., Blanchardon, E., Bonchuk, Y., de Carlan, L., Cantone, M. C., Challeton-de Vathaire, C., Cruz-Suarez, R., Davis, K., Dorrian, D., Giussani, A., Le Guen, B., Hodgson, A., Jourdain, J. R., Koukouliou, V., Luciani, A., Malatova, I., Molokanov, A., Moraleda, M., Muikku, M., Oeh, U., Puncher, M., Rahola, T., Ratia, H., Stradling, N. & Verrezen, F., 8 Aug 2007, In: Radiation protection dosimetry. 127, 1-4, p. 311-316

    Research output: Contribution to journalArticlepeer-review

  8. Development of ‘on-site’ measurement methods for assay of plutonium isotopes

    Fouquet-Métivier, P., Vasile, M., Jacobs, K., Verrezen, F. & Bruggeman, M., 10 Sep 2020, In: Journal of environmental radioactivity. p. 223-234 13 p., 106414.

    Research output: Contribution to journalArticlepeer-review

  9. Efficiency calibration of BEGe and extended range detectors

    Bruggeman, M., Vidmar, T., Verheyen, L. & Verrezen, F., May 2014, In: Applied Radiation and Isotopes. 87, 5, p. 356-360

    Research output: Contribution to journalArticlepeer-review

  10. Eurados Coordinated Action On Research, Quality Assurance And Training Of Internal Dose Assessments

    Hurtgen, C., Lopez, M. A., Balashazy, I., Bérard, P., Blanchardon, E., Breustedt, B., Broggio, D., Castellani, C. M., Franck, D., Giussani, A., James, A. C., Klein, W., Kramer, G. H., Li, W. B., Marsh, J. W., Malatova, I., Nosske, D., Oeh, U., Pan, G., Puncher, M., Schimmelpfeng, J., Vrba, T. & Verrezen, F., 14 Dec 2010, In: Radiation protection dosimetry. 144, 1-4, p. 349-352 4 p.

    Research output: Contribution to journalArticlepeer-review

  11. EURADOS Intercomparison on Emergency Radiobioassay.

    Li, C., Battisti, P., Berard, P., Cazoulat, A., Cuellar, A., Cruz-Suarez, R., Dai, S., Giardina, I., Hammond, D., Hernandez, C., Kiser, S., Ko, R., Kramer-Tremblay, Z., Lecompte, Y., Navarro, E., Navaz, C., Sadi, B., Sierra, I., Verrezen, F. & Lopez, M. A., 27 Dec 2014, In: Radioation Protection Dosimitry. p. 1-13

    Research output: Contribution to journalArticlepeer-review

  12. Evaluation of scattering factor values for internal dose assessment following the IDEAS guidelines: preliminary results

    Marsh, J. W., Blanchardon, E., Castellani, C. M., Desai, A. D., Dorrian, M-D., Hurtgen, C., Koukouliou, V., Lopez, M. A., Luciani, A., Puncher, M., Andrasi, A., Bailey, M. R., Berkovski, V., Birchall, A., Bonchug, Y., Doerfel, H., Malatova, I., Molokanov, A., Ratia, H. & Verrezen, F., 27 Nov 2007, In: Radiation protection dosimetry. 127, 1-4, p. 339-342

    Research output: Contribution to journalArticlepeer-review

  13. General guidelines for the assessment of internal dose from monitoring data: progress of the IDEAS project

    Doerfel, H., Andrasi, A., Bailey, M., Blanchardon, E., Cruz-Suarez, R., Berkovski, V., Castellani, C-M., Hurtgen, C., LeGuen, B., Malatova, I., Marsh, J., Stather, J., Zeger, J. & Verrezen, F., 1 Apr 2007, In: Radiation protection dosimetry. 125, 1-4, p. 19-22

    Research output: Contribution to journalArticlepeer-review

  14. IAEA/IDEAS intercomparison exercise on internal dose assessment

    Doerfel, H., Andrasi, A., Cruz-Suarez, R., Castellani, C-M., Hurtgen, C., Marsh, J., Zeger, J. & Verrezen, F., 1 Apr 2007, In: Radiation protection dosimetry. 125, 1-4, p. 56-60

    Research output: Contribution to journalArticlepeer-review

  15. IDEAS internal contamination database: a compilation of published internal contamination cases. A tool for the internal dosimetry community

    Hurtgen, C., Andrasi, A., Bailey, M., Blanchardon, E., Berkovski, V., Castellani, C-M., Doerfel, H., Jourdain, J-R., LeGuen, B., Malatova, I., Marsh, J., Puncher, M. & Verrezen, F., 1 Apr 2007, In: Radiation protection dosimetry. 125, 1-4, p. 520-522

    Research output: Contribution to journalArticlepeer-review

  16. Internal dose assessments: uncertainty studies and update of ideas guidelines and databases within CONRAD project

    Marsh, J. W., Castellani, C. M., Hurtgen, C., Lopez, M. A., Andrasi, A., Bailey, M. R., Birchall, A., Blanchardon, E., Desai, A. D., Dorrian, M-D., Doerfel, H., Koukouliou, V., Luciani, A., Malatova, I., Molokanov, A., Puncher, M., Vrba, T. & Verrezen, F., 1 Jan 2008, In: Radiation protection dosimetry. 131, 1, p. 34-39

    Research output: Contribution to journalArticlepeer-review

  17. Internal dosimetry: towards harmonisation and coordination of research

    Lopez, M. A., Etherington, G., Castellani, C. M., Franck, D., Hurtgen, C., Marsh, J. W., Nosske, D., Breustedt, B., Blanchardon, E., Andrasi, A., Bailey, M. R., Balashazy, I., Battisti, P., Bérard, P., Birchall, A., Broggio, D., Challeton-de-Vathaire, C., Cruz-Suarez, R., Doerfel, H., Giussani, A., Hodgson, A., Koukouliou, V., Kramer, G. H., Le Guen, B., Luciani, A., Malatova, I., Molokanov, A., Moraleda, M., Muikku, M., Oeh, U., Puncher, M., Rahola, T., Stradling, N., Vrba, T. & Verrezen, F., 1 Jan 2008, In: Radiation protection dosimetry. 131, 1, p. 28-33

    Research output: Contribution to journalArticlepeer-review

  18. MADOR: a new tool to calculate decrease of effective doses in human after DTPA therapy

    Fritsch, P., O. Grémy, O., Hurtgen, C., Bérard, P., Grappin, L., Poncy, J. L. & Verrezen, F., 1 Mar 2011, In: Radiation protection dosimetry. 144, 1-4, p. 371-375

    Research output: Contribution to journalArticlepeer-review

  19. Method validation and verification in liquid scintillation counting using the long-term uncertainty method (LTUM) on two decades of proficiency test data

    Verrezen, F., Vasile, M., Loots, H. & Bruggeman, M., 1 Nov 2017, In: Journal of Radioanalytical and Nuclear Chemistry. 314, 2, p. 737–742 6 p.

    Research output: Contribution to journalArticlepeer-review

  20. On the direct measurement of 226Ra and 228Ra using 3M Empore™ RAD disk by liquid scintillation spectrometry

    Fons-Castells, J., Vasile, M., Loots, H., Bruggeman, M., Llauradó, M. & Verrezen, F., 1 Sep 2016, In: Journal of Radioanalytical and Nuclear Chemistry. 309, 3, p. 1123–1131 9 p.

    Research output: Contribution to journalArticlepeer-review

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