ENTRY D5208 20250219 D146D520800000001 SUBENT D5208001 20250219 D146D520800100001 BIB 10 29 D520800100002 TITLE Determination of the experimental yield of 99mTc in D520800100003 (p,2n) nuclear reaction on enriched 100Mo sample D520800100004 with application of 11-MeV medical cyclotron D520800100005 AUTHOR (B.M.Bondar,B.Yu.Leshchenko,I.M.Kadenko,Ya.V.Kmetyuk) D520800100006 INSTITUTE (4UKRKGU) D520800100007 (4UKRUKR) Radiopharmaceutical Production Department, D520800100008 Clinical Hospital 'Feofaniya', Kyiv, Ukraine D520800100009 (4UKRUKR) National Technical University of Ukraine D520800100010 Igor Sikorsky Kyiv Polytechnic Institute, Kyiv, UkraineD520800100011 REFERENCE (J,ARI,189,110431,2022) D520800100012 #doi:10.1016/j.apradiso.2023.110864 D520800100013 FACILITY (CYCLO,4UKRUKR) The 11-MeV medical cyclotron Eclipse RDD520800100014 in Clinical Hospital 'Feofaniya', Kyiv, Ukraine D520800100015 SAMPLE The molybdenum powder with 92.2% enrichment in 100Mo D520800100016 isotope was used for the solid sample preparation. D520800100017 This powder was pressed with 150 kN/cm2 pressure into D520800100018 the solid pellet. The pellet was formed with diameter D520800100019 15 mm x 3 mm dimensions. D520800100020 (42-MO-100,ENR=0.922) D520800100021 (42-MO-98,ENR=0.0316) D520800100022 (42-MO-96,ENR=0.0128) D520800100023 (42-MO-95,ENR=0.0111) D520800100024 METHOD (ACTIV,EXTB) D520800100025 DETECTOR (NAICR,HPGE) Scintillation with diameter 40 x 40 mm D520800100026 NaI(Tl) and semiconductor HPGe spectrometers. The D520800100027 energy calibration of the detectors was performed D520800100028 using 137Cs and 60Co standard sources. D520800100029 CORRECTION Self-absorption corrections. D520800100030 HISTORY (20250219C) UkrNDC D520800100031 ENDBIB 29 0 D520800100032 NOCOMMON 0 0 D520800100033 ENDSUBENT 32 0 D520800199999 SUBENT D5208002 20250219 D146D520800200001 BIB 5 10 D520800200002 REACTION (42-MO-100(P,X)43-TC-99-M,,TTY,,PHY) D520800200003 DECAY-DATA (43-TC-99-M,6.0HR,DG,141.,0.89) D520800200004 ANALYSIS The total contribution to the produced 99mTc activity D520800200005 from reactions 98Mo(p,gamma)99mTc and 100Mo(p,pn)99Mo->D520800200006 99mTc is less than 0.3% relative to the (p,2n) reactionD520800200007 product and can be considered as negligible. D520800200008 The total activity of impurities does not exceed 0.1% D520800200009 of produced activity of 99mTc. D520800200010 ERR-ANALYS (DATA-ERR) No information on source of uncertainties D520800200011 STATUS (TABLE,,B.M.Bondar+,J,ARI,189,110431,2022) Tab.3. D520800200012 ENDBIB 10 0 D520800200013 NOCOMMON 0 0 D520800200014 DATA 3 1 D520800200015 EN-MAX DATA DATA-ERR D520800200016 MEV MBQ/MUAHR MBQ/MUAHR D520800200017 10.67 30.9 1.3 D520800200018 ENDDATA 3 0 D520800200019 ENDSUBENT 18 0 D520800299999 ENDENTRY 2 0 D520899999999