Browsing by Author WELLUM Roger

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Publication YearJRC N°TitleAuthor(s), Editor(s), Other Contributor(s)Publication Type
2006JRC34135Improvements in Precision and Accuracy of Uranium Isotope Ratio Measurements for Reference Materials Certification at IRMMALONSO MUNOZ ADOLFO; KUEHN HEINZ; VERBRUGGEN ANDRE; WELLUM Roger; TAYLOR PHILIP; RICHTER STEPHANArticles in periodicals and books
2010JRC58477An Inter-Calibration Campaign Using Various Selected Pu Spike Isotopic Reference MaterialsJAKOPIC Rozle; VERBRUGGEN ANDRE; EYKENS Roger; KEHOE Frances; KUEHN Heinz; KUSHIGETA Yoshi; JAKOBSSON Ulf; BAUWENS Jeroen; RICHTER Stephan; WELLUM Roger, et alArticles in periodicals and books
2000JRC19518International Certified and SI Traceable: the Ultimate Aim for Reference Materials.WELLUM Roger; TUSHINGHAM James; TOLBERT M.e.m.Articles in periodicals and books
2011JRC60784IRMM-3100a: A New Certified Isotopic Reference Material with Equal Abundances of 233U, 235U, 236U and 238URICHTER Stephan; ALONSO-MUNOZ Adolfo; AREGBE Yetunde; EYKENS Roger; JAKOBSSON Ulf; KUEHN Heinz; VERBRUGGEN Andre; WELLUM Roger; BÜRGER S.; BOULYGA S., et alArticles in periodicals and books
1999JRC17566Isotopic "Fingerprints" for Natural Uranium Ore Samples.RICHTER Stephan; ALONSO A.; DE BOLLE Willy; WELLUM Roger; TAYLOR P.d.p.Articles in periodicals and books
1999JRC17565The Isotopic Composition of Commercially Available Uranium Chemical Reagents.RICHTER Stephan; ALONSO A.; WELLUM Roger; TAYLOR P.d.p.Articles in periodicals and books
2008JRC40572The Isotopic Composition of Natural Uranium Samples - Measurements Using the New n(233U)/n(236U) Double Spike IRMM-3636RICHTER STEPHAN; ALONSO MUNOZ ADOLFO; EYKENS ROGER; JAKOBSSON ULF; KUEHN HEINZ; VERBRUGGEN ANDRE; AREGBE YETUNDE; KEEGAN Elizabeth; WELLUM RogerArticles in periodicals and books
2002JRC22991Modelling Isotope Fractionation in Thermal Ionisation Mass Spectrometry Filaments Having Diffusion Controlled Emission.RAMEBAECK Henrik; BERGLUND Michael; KESSEL Ruediger; WELLUM RogerArticles in periodicals and books
2007JRC41170"Multi-Dynamic" Isotope Ratio Measurements for Uranium and Plutonium using the "Multiple Ion Counting" Detection System of the TRITON TIMS at IRMMRICHTER STEPHAN; JAKOPIC ROZLE; BENEDIK LJUDMILA; STOLARZ ANNA; KIPS RUTH; WELLUM RogerArticles in periodicals and books
2009JRC48683A New Evaluation of the Half-life of 241PuWELLUM Roger; VERBRUGGEN Andre; KESSEL RuedigerArticles in periodicals and books
2007JRC41167A New Evaluation of the Half-Life of 241PuVERBRUGGEN ANDRE; RICHTER STEPHAN; KUEHN HEINZ; KEHOE FRANCES; WELLUM RogerArticles in periodicals and books
2004JRC26823A New Multi-Purpose Furnace for the Preparation of Compounds, Alloys and Single Crystals.SPIRLET Jean claude; WELLUM RogerArticles in periodicals and books
2005JRC30653New Procedures for Uranium Isotope Ratio Measurements using the Triton Thermal Ionization Mass SpectrometerRICHTER STEPHAN; ALONSO MUNOZ ADOLFO; KUHN Heinz; WELLUM RogerEUR - Scientific and Technical Research Reports
2009JRC48907A New Series of Uranium Isotope Reference Materials for Investigating the Linearity of Secondary Electron Multipliers in Isotope Mass SpectrometryRICHTER Stephan; ALONSO-MUNOZ Adolfo; AREGBE Yetunde; EYKENS Roger; KEHOE Frances; KUEHN Heinz; KIVEL Niko; VERBRUGGEN Andre; WELLUM Roger; TAYLOR PhilipArticles in periodicals and books
2007JRC41172A New Set of Uranium Isotope Reference Materials for the Improvement of Nuclear Safeguards in South AmericaPEREIRA DE OLIVEIRA JUNIOR Olivio; DE BOLLE Willie; ALONSO MUNOZ ADOLFO; KUHN Heinz; RICHTER STEPHAN; WELLUM RogerArticles in periodicals and books
2010JRC56429A New Type of LSD Spike for Fissile Material ControlBAUWENS Jeroen; VERBRUGGEN Andre; WELLUM Roger; AREGBE Yetunde; RICHTER StephanArticles in periodicals and books
2001JRC21067Nuclear Signatures Interlaboratory Measurement Evaluation Programme (NUSIMEP). NUSIMEP-2: Uranium Isotopic Ratios. Report to Participants.HELD Andrea; ALONSO A.; DE BOLLE Willy; VERBRUGGEN Andre leo; WELLUM RogerEUR - Scientific and Technical Research Reports
2002JRC23425NUSIMEP-3, Uranium Isotopic Abundances in Saline Solutions: Report to ParticipantsHELD Andrea; ALONSO A.; DE BOLLE Willy; VERBRUGGEN Andre leo; WELLUM RogerEUR - Scientific and Technical Research Reports
2006JRC34136NUSIMEP-4: Measurement of Uranium Isotopic Abundances in a Simulated Urine SolutionSTOLARZ ANNA; MOENS ANDRE; ALONSO MUNOZ ADOLFO; KUEHN HEINZ; VERBRUGGEN ANDRE; EYKENS ROGER; QUETEL CHRISTOPHE; PONZEVERA Emmanuel; WELLUM RogerArticles in periodicals and books
2006JRC34117NUSIMEP: an External QC Programme for Measuring Nuclear Isotopes in Environmental SamplesSTOLARZ ANNA; BENEDIK Ljudmila; ALONSO MUNOZ ADOLFO; ALTZITZOGLOU TIMOTHEOS; DE BOLLE Willy; KUEHN HEINZ; MOENS ANDRE; PONZEVERA Emmanuel; QUETEL CHRISTOPHE; VERBRUGGEN ANDRE, et alArticles in periodicals and books