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NSR database version of April 27, 2024.

Search: Author = K.D.John

Found 9 matches.

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2016EN01      Nucl.Instrum.Methods Phys.Res. B366, 206 (2016)

J.W.Engle, S.G.Mashnik, L.A.Parker, K.R.Jackman, L.J.Bitteker, J.L.Ullmann, M.S.Gulley, C.Pillai, K.D.John, E.R.Birnbaum, F.M.Nortier

Nuclear excitation functions from 40 to 200 MeV proton irradiation of terbium

NUCLEAR REACTIONS Tb(p, X)¹⁵³Dy/¹⁵⁵Dy/¹⁵⁷Dy/¹⁵⁹Dy/¹⁵¹Tb/¹⁵²Tb/¹⁵³Tb/¹⁵⁴Tb/¹⁵⁵Tb/¹⁵⁶Tb/¹⁵⁸Tb/¹⁴⁶Gd/¹⁴⁷Gd/¹⁴⁹Gd/¹⁵¹Gd/¹⁵³Gd/¹⁴⁵Eu/¹⁴⁶Eu/¹⁴⁷Eu/¹⁴⁸Eu/¹⁴⁹Eu, E=40-200 MeV; measured reaction products, Eγ, Iγ; deduced σ. ALICE2011, CEM03.03, Bertini, INCL + ABLA nuclear model code calculations.

doi: 10.1016/j.nimb.2015.10.049
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2200.

2016GR18      Appl.Radiat.Isot. 118, 366 (2016)

J.R.Griswold, D.G.Medvedev, J.W.Engle, R.Copping, J.M.Fitzsimmons, V.Radchenko, J.C.Cooley, M.E.Fassbender, D.L.Denton, K.E.Murphy, A.C.Owens, E.R.Birnbaum, K.D.John, F.M.Nortier, D.W.Stracener, L.H.Heilbronn, L.F.Mausner, S.Mirzadeh

Large scale accelerator production of ²²⁵Ac: Effective cross sections for 78-192 MeV protons incident on ²³²Th targets

NUCLEAR REACTIONS ²³²Th(p, X)²²⁵Ac/²²⁶Ac/²²⁷Ac/²²⁷Th/²²⁸Th/⁹⁹Mo/¹⁴⁰Ba/¹³⁹Ce/¹⁴¹Ce/¹⁴³Ce/¹⁴⁴Ce, E=78-192 MeV; measured reaction products, Eγ, Iγ; deduced effective production σ, yields. Comparison with available data.

doi: 10.1016/j.apradiso.2016.09.026
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2251.

2016RA16      Radiochim.Acta 104, 291 (2016)

V.Radchenko, J.W.Engle, J.J.Wilson, J.R.Maassen, M.F.Nortier, E.R.Birnbaum, K.D.John, M.E.Fassbender

Formation cross-sections and chromatographic separation of protactinium isotopes formed in proton-irradiated thorium metal

NUCLEAR REACTIONS ²³²Th(p, X)²²⁸Pa/²³⁰Pa/²³²Pa, E=100, 200 MeV; measured reaction products, Eγ, Iγ; deduced σ and uncertainties. Comparison with available data.

doi: 10.1515/ract-2015-2486
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2241.

2014EN01      Radiochim.Acta 107, 569 (2014)

J.W.Engle, J.W.Weidner, B.D.Ballard, M.E.Fassbender, L.A.Hudston, K.R.Jackman, D.E.Dry, L.E.Wolfsberg, L.J.Bitteker, J.L.Ullmann, M.S.Gulley, C.Pillai, G.Goff, E.R.Birnbaum, K.D.John, S.G.Mashnik, F.M.Nortier

Ac, La, and Ce radioimpurities in ²²⁵Ac produced in 40-200 MeV proton irradiations of thorium

NUCLEAR REACTIONS Th(p, X)²²⁵Ac/²²⁷Ac/¹³⁹Ce/¹⁴¹Ce/¹⁴³Ce/¹⁴⁰La/¹⁴⁰Ba, E=40-200 MeV; measured reaction products, Eγ, Iγ; deduced yields, σ. Comparison with theoretical calculations, available data.

doi: 10.1515/ract-2013-2179
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2154.

2013EN02      Phys.Rev. C 88, 014604 (2013)

J.W.Engle, S.G.Mashnik, J.W.Weidner, L.E.Wolfsberg, M.E.Fassbender, K.Jackman, A.Couture, L.J.Bitteker, J.L.Ullmann, M.S.Gulley, C.Pillai, K.D.John, E.R.Birnbaum, F.M.Nortier

Cross sections from proton irradiation of thorium at 800 MeV

NUCLEAR REACTIONS ²³²Th(p, X)⁷Be/⁴⁶Sc/⁴⁸Sc/⁵⁹Fe/⁷⁴As/⁷⁶As/⁷⁷Br/⁸²Br/⁸⁶Rb/⁸⁷Y/^87mY/⁸⁸Y/⁹¹Sr/⁹⁵Nb/⁹⁶Nb/⁹⁵Tc/⁹⁶Tc/⁹⁹Tc/⁹⁵Zr/⁹⁹Mo/¹⁰⁰Pd/¹⁰⁰Rh/¹⁰⁵Rh/¹⁰³Ru/¹⁰⁵Ru/^106mAg/^110mAg/¹¹¹In/^114mIn/¹¹⁵Cd/^117mSn/¹²⁰Sb/¹²²Sb/¹²⁴Sb/¹²⁶Sb/¹²⁷Sb/^121mTe/^123mTe/¹²³I/¹²⁴I/¹²⁶I/¹³⁰I/¹³¹I/¹³³I/¹³⁵I/¹²⁷Xe/¹³⁵Xe/¹³¹Ba/¹⁴⁰Ba/¹³⁴Cs/¹³⁶Cs/¹³⁹Ce/¹⁴³Ce/¹⁸⁸Pt/²⁰⁰Pb/²⁰³Bi/²⁰⁵Bi/²⁰⁴Po/²⁰⁶Po/²⁰⁷Po/²⁰⁹At/²¹⁰At/²¹¹Rn/²²⁶Ac, E=800 MeV; measured Eγ, Iγ, σ by activation method at WNRF-LANSCE, Los Alamos facility. ⁹⁹Mo, ^139,143Ce, ¹⁴⁰Ba, ^203,205Bi, ^223,225Ra, ^225,226,227Ac; deduced yields and instantaneous reaction rates. Comparison of measured cross sections with calculations using CEM03.03, Bertini, and INCL+ABLA transportation codes of MCNP6 event generator; and with previous experimental data. Application to design of spallation-based radioisotope production for multiple radiotherapeutic pharmaceutical agents.

doi: 10.1103/PhysRevC.88.014604
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2047.

2012BA12      Appl.Radiat.Isot. 70, 595 (2012)

B.Ballard, D.Wycoff, E.R.Birnbaum, K.D.John, J.W.Lenz, S.S.Jurisson, C.S.Cutler, F.M.Nortier, W.A.Taylor, M.E.Fassbender

Selenium-72 formation via ^natBr(p, x) induced by 100 MeV Protons: Steps towards a novel ⁷²Se/⁷²As generator system

NUCLEAR REACTIONS Br(p, x)⁷¹As/⁷⁴As/⁷²Se/⁷⁵Se/⁷⁶Br/⁷⁷Br/⁸²Br, E=72-92 MeV; measured radiochemically separated reaction products, Eγ, Iγ; deduced T_1/2. Comparison between measured and calculated activities.

doi: 10.1016/j.apradiso.2012.01.018
Citations: PlumX Metrics

2012EN04      Nucl.Phys. A893, 87 (2012)

J.W.Engle, S.G.Mashnik, H.Bach, A.Couture, K.Jackman, R.Gritzo, B.D.Ballard, M.Fassbender, D.M.Smith, L.J.Bitteker, J.L.Ullmann, M.S.Gulley, C.Pillai, K.D.John, E.R.Birnbaum, F.M.Nortier

Cross sections from 800 MeV proton irradiation of terbium

NUCLEAR REACTIONS ¹⁵⁹Tb(p, X), E=795.4 MeV; measured thick target activation Eγ, Iγ(t); deduced ⁷Be, ⁵⁴Mn, ⁶⁰Co, ¹¹³Sn, ¹²⁹Cs, ^128,131,133Ba, ^139,141Ce, ^143,144,146Pm, ^145,153Sm, ^{145,146,147,148,149,150,155,156}Eu, ^{146,149,151,153}Gd, ^{151,152,153,155,156m2,158}Tb production σ; calculated fragments σ using CEOM03.03, Bertini INC+MPM (multistage preequilibrium model)+EVAP, INCL+ABLA codes.

doi: 10.1016/j.nuclphysa.2012.08.001
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1951.

2012WE09      Appl.Radiat.Isot. 70, 2590 (2012)

J.W.Weidner, S.G.Mashnik, K.D.John, B.Ballard, E.R.Birnbaum, L.J.Bitteker, A.Couture, M.E.Fassbender, G.S.Goff, R.Gritzo, F.M.Hemez, W.Runde, J.L.Ullmann, L.E.Wolfsberg, F.M.Nortier

²²⁵Ac and ²²³Ra production via 800 MeV proton irradiation of natural thorium targets

NUCLEAR REACTIONS Th(p, X)²²⁵Ac/²²⁷Ac/²²³Ra/²²⁵Ra/²²⁷Th, E=800 MeV; measured reaction products, Eγ, Iγ, Eα, Iα; deduced production rate s, yields, cumulative σ. Comparison with theoretical calculations.

doi: 10.1016/j.apradiso.2012.07.003
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1949.

2012WE10      Appl.Radiat.Isot. 70, 2602 (2012)

J.W.Weidner, S.G.Mashnik, K.D.John, F.Hemez, B.Ballard, H.Bach, E.R.Birnbaum, L.J.Bitteker, A.Couture, D.Dry, M.E.Fassbender, M.S.Gulley, K.R.Jackman, J.L.Ullmann, L.E.Wolfsberg, F.M.Nortier

Proton-induced cross sections relevant to production of ²²⁵Ac and ²²³Ra in natural thorium targets below 200 MeV

NUCLEAR REACTIONS Th(p, X)²²³Ra/²²⁵Ra/²²⁵Ac/²²⁷Th, E<200 MeV; measured reaction products, Eγ, Iγ; deduced cumulative σ, production rates, yields. Comparison with available data.

doi: 10.1016/j.apradiso.2012.07.006
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1950.