NSR Query Results

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NSR database version of November 29, 2023.

Search: Author = D.MacMahon

Found 29 matches.

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2009HA05      Appl.Radiat.Isot. 67, 641 (2009)

A.Harms, L.Johansson, D.MacMahon

Decay correction of 95Nb

doi: 10.1016/j.apradiso.2008.12.002
Citations: PlumX Metrics

2006MA57      Appl.Radiat.Isot. 64, 1417 (2006)


Half-life evaluations for 3H, 90Sr, and 90Y

RADIOACTIVITY 3H, 90Sr, 90Y; compiled, analyzed T1/2.

doi: 10.1016/j.apradiso.2006.02.072
Citations: PlumX Metrics

2004MB11      Appl.Radiat.Isot. 60, 275 (2004)

D.MacMahon, A.Pearce, P.Harris

Convergence of techniques for the evaluation of discrepant data

RADIOACTIVITY 90Sr, 137Cs(β-); analyzed half-lives.

doi: 10.1016/j.apradiso.2003.11.028
Citations: PlumX Metrics

2000SA32      J.Radioanal.Nucl.Chem. 244, 463 (2000)

D.Sardari, T.D.MacMahon

Gamma-Ray Emission Probabilities in the Decay of 226Ra and Its Daughters

RADIOACTIVITY 226Ra, 214Po(α); 214Bi, 214Pb(β-); measured Eγ, Iγ; deduced relative γ-ray emission probabilities. Comparison with previous results.

doi: 10.1023/A:1006733003242
Citations: PlumX Metrics

2000US01      Appl.Radiat.Isot. 52, 585 (2000)

K.Usman, T.D.MacMahon

Determination of the Half-Life of 233Pa

RADIOACTIVITY 233Pa(β-) [from 232Th(n, γ)]; measured Eγ, Iγ(t), T1/2. Comparison with previous results.

doi: 10.1016/S0969-8043(99)00214-6
Citations: PlumX Metrics

1998US01      Appl.Radiat.Isot. 49, 1329 (1998)

K.Usman, T.D.Macmahon, S.I.Kafala

Determination of the Half-Life of 233Th

RADIOACTIVITY 233Th(β-) [from 232Th(n, γ)]; measured Eγ, Iγ(t); deduced T1/2.

doi: 10.1016/S0969-8043(97)10069-0
Citations: PlumX Metrics

1997KA47      J.Radioanal.Nucl.Chem. 215, 193 (1997)

S.I.Kafala, T.D.MacMahon, S.B.Borzakov

Neutron Activation for Precise Nuclear Data

NUCLEAR REACTIONS 45Sc, 50Cr, 59Co, 64Zn, 75As, 85Rb, 113In, 121,123Sb, 130Ba, 133Cs, 139La, 140,142Ce, 146Nd, 151,153Eu, 152Gd, 152Sm, 159Tb, 165Ho, 174Yb, 180Hf, 181Ta, 186W, 232Pa, 238Np(n, γ), E=reactor; measured Eγ, Iγ; deduced capture σ, resonance integral, least-squares fit parameters. Multi-element standard.

doi: 10.1007/BF02034464
Citations: PlumX Metrics

1996SA23      Nucl.Instrum.Methods Phys.Res. A369, 486 (1996)

D.Sardari, T.D.Mac Mahon, S.P.Holloway

239U and 243Am Decay Data

RADIOACTIVITY 243Am(α); measured αγ-coin. 239U(β-) [from 238U(n, γ), E=thermal]; measured γ spectra. 239Np levels deduced branching fraction, α-, β-emission probabilities.

doi: 10.1016/S0168-9002(96)80035-0
Citations: PlumX Metrics

1996SU10      Nucl.Instrum.Methods Phys.Res. A369, 491 (1996)

P.A.Sushkov, I.A.Kondurov, T.D.MacMahon

Determination of the Gamma-Ray Energies and Emission Probabilities in the Depopulation of 104Rh Nuclear Levels using Conversion Electron Data

NUCLEAR REACTIONS 103Rh(n, e-), E=16-800 keV; measured I(ce). 104Rh levels deduced γ-emission probabilities, γ-multipolarity, ICC.

doi: 10.1016/S0168-9002(96)80036-2
Citations: PlumX Metrics

1995RA25      J.Radioanal.Nucl.Chem. 189, 51 (1995)

M.U.Rajput, T.D.Mac Mahon

Measurements of Thermal Neutron Cross Section and Resonance Integrals of 74Se, 75As, 94Zr, 134Cs, 238U

NUCLEAR REACTIONS 74Se, 75As, 94Zr, 134Cs, 238U(n, γ), E=thermal; measured σ, resonance integrals. Activation technique, high resolution γ-detector.

doi: 10.1007/BF02040180
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23388.

1995SU29      Bull.Rus.Acad.Sci.Phys. 59, 801 (1995)

P.A.Sushkov, I.A.Kondurov, Yu.E.Loginov, E.P.Grigoriev, T.D.MacMahon, K.H.Fadel

Intense Lines of Conversion Electrons (E0 Transitions) in Reaction 103Rh(n, γe)104Rh

NUCLEAR REACTIONS 103Rh(n, γ), E=reactor; measured electron spectrum. 104Rh deduced E0 transitions evidence.

1994KA08      Nucl.Instrum.Methods Phys.Res. A339, 151 (1994)

S.I.Kafala, T.D.MacMahon, P.W.Gray

Testing of Data Evaluaiton Methods

RADIOACTIVITY 137Cs(β-); 154Eu(β-), (EC); 252Cf(SF), (α); analyzed T1/2 data; deduced recommended values. Modified Bayesian procedure.

doi: 10.1016/0168-9002(94)91796-5
Citations: PlumX Metrics

1993HA42      Nucl.Instrum.Methods Phys.Res. A334, 485 (1993)

M.A.Hammed, T.D.Mac Mahon, A.H.Naboulsi

Decay Scheme Data for 101Mo and 101Tc

RADIOACTIVITY 101Mo(β-); 101Tc(β-); measured relative γ emission probabilities. Hyperpure Ge, Ge(Li) detectors, other data input.

doi: 10.1016/0168-9002(93)90812-V
Citations: PlumX Metrics

1993HA43      Nucl.Instrum.Methods Phys.Res. A334, 543 (1993)

M.A.Hammed, P.W.Gray, A.H.Naboulsi, T.D.Mac Mahon

Analytical Peak Fitting for Gamma-Ray Spectrum Analysis with Ge Detectors

RADIOACTIVITY 152Eu(β-), (β+), (EC); 101Mo(β-); analyzed γ spectra; deduced peak fitting procedures comparisons.

doi: 10.1016/0168-9002(93)90819-4
Citations: PlumX Metrics

1992HA02      Nucl.Instrum.Methods Phys.Res. A312, 308 (1992)

M.A.Hammed, I.M.Lowles, T.D.Mac Mahon

Decay Scheme Data for 154Eu, 198Au and 239Np

RADIOACTIVITY 154Eu, 198Au(β-); 239Np; measured relative, absolute γ-emission probabilities. 154Gd levels deduced β-branching ratios. Other data input. Comparison with other measurements.

doi: 10.1016/0168-9002(92)90174-3
Citations: PlumX Metrics

1992LO03      Nucl.Instrum.Methods Phys.Res. A312, 339 (1992)

I.M.Lowles, T.D.Mac Mahon, R.A.P.Wiltshire, D.Crossley, A.J.Fudge

The Half-Life of 237Np

RADIOACTIVITY 237Np(α); measured specific activity; deduced T1/2. Many sources, known geometry gas flow proportional counters α-particle counting.

doi: 10.1016/0168-9002(92)90178-7
Citations: PlumX Metrics

1992RA08      Nucl.Instrum.Methods Phys.Res. A312, 289 (1992)

M.U.Rajput, T.D.Mac Mahon

Techniques for Evaluating Discrepant Data

RADIOACTIVITY 90Sr(β-); 137Cs(β-); 154Eu(β-), (EC); 252Cf(SF); compiled, evaluated T1/2 data; deduced new three-step data evaluation procedure.

doi: 10.1016/0168-9002(92)90171-Y
Citations: PlumX Metrics

1990LO03      Nucl.Instrum.Methods Phys.Res. A286, 529 (1990)

L.Longoria-Gandara, M.U.Rajput, T.D.Mac Mahon

Gamma-Ray Emission Probabilities in the Decay of 65Ni and 125Sb

RADIOACTIVITY 65Ni, 125Sb(β-); measured βγ-coin. 65Cu, 125Te levels deduced γ-emission probabilities.

doi: 10.1016/0168-9002(90)90911-O
Citations: PlumX Metrics

1990LO04      Nucl.Instrum.Methods Phys.Res. A286, 556 (1990)

I.M.Lowles, T.D.Mac Mahon, M.F.Banham, A.J.Fudge, R.A.P.Wiltshire

Reconcilation of 237Np Decay Scheme Data

RADIOACTIVITY 237Np(α); measured Eα, Iα, Eγ, Iγ; deduced α-emission probability per decay. 233Pa level deduced γ-emission probabilities. Other data evaluated.

doi: 10.1016/0168-9002(90)90916-T
Citations: PlumX Metrics

1990LO22      Nucl.Instrum.Methods Phys.Res. A299, 308 (1990)

L.C.Longoria, A.H.Naboulsi, P.W.Gray, T.D.MacMahon

Analytical Peak Fitting for Gamma-Ray Spectrum Analysis with Ge Detectors

RADIOACTIVITY 137Cs; analyzed 661.6 keV γ-spectra. Analytical peak fitting.

doi: 10.1016/0168-9002(90)90797-A
Citations: PlumX Metrics

1985MA54      J.Phys.(London) G11, 1231 (1985)

T.D.MacMahon, G.R.Massoumi, T.Mitsunari, M.Thein, O.Chalhoub, D.Breitig, H.A.Baader, U.Heim, H.R.Koch, L.Wimmer, H.Seyfarth, K.Schreckenbach, G.B.Orr, G.J.Smith, W.R.Kane, I.A.Kondurov, P.A.Sushkov, Yu.E.Loginov, D.Rabenstein, M.Bogdanovic

The 107Ag(n, γ)108Ag Reaction

NUCLEAR REACTIONS 107Ag(n, γ), E=thermal, 16 eV, 2, 24 keV; measured Eγ, Iγ, I(ce), γγ-coin. 108Ag deduced levels, J, π, T1/2, transition multipolarities. Curved crystal, β-, Ge(Li) spectrometers, enriched targets, filtered beams.

doi: 10.1088/0305-4616/11/11/010
Citations: PlumX Metrics

1984OL08      J.Phys.(London) E17, 124 (1984)

J.B.Olomo, T.D.MacMahon

Gamma-ray emission probabilities in the decay of 140Ba and 140La

RADIOACTIVITY 140Ba, 140La(β-); measured decay products, Eγ, Iγ; deduced absolute γ-ray emission probabilities, decay constant (disintegration rate). Comparison with available data.

doi: 10.1088/0022-3735/17/2/012
Citations: PlumX Metrics

1981MI17      Fizika(Zagreb) 13, Suppl.No.2, 41 (1981)

T.Mitsunari, G.R.Massoumi, M.Thein, T.D.Mac Mahon, D.Breitig, H.A.Baader, U.Heim, H.R.Koch, L.Wimmer, H.Seyfarth, G.B.Orr, G.J.Smith, W.R.Kane, K.Schreckenbach, I.A.Kondurov, P.A.Sushkov, Yu.E.Loginov, D.Rabenstein, M.Bogdanovic

Low-Spin States in 108Ag Studied with the (n, γ) Reaction

NUCLEAR REACTIONS 107Ag(n, γ), E not given; measured Eγ, Iγ, γγ-coin. 108Ag deduced levels, J, π, configuration.

1981OL04      Nucl.Energy (Br.Nucl.Energy Soc.) 20, 237 (1981)

J.B.Olomo, T.D.MacMahon

Gamma ray emission probabilities in the decay of 144Ce and 144Pr

RADIOACTIVITY 144Ce, 144Pr(β-); measured decay products, Eγ, Iγ; deduced γ-ray emission probabilities, decay constant (disintegration rate). Comparison with available data. There is a discrepancy between relative and absolute emission probabilities in Tables 1-3; data in Table 3 for the Pr-144 gammas have to be corrected.

1981SU12      Fizika(Zagreb) 13, Suppl.No.2, 39 (1981)

P.A.Sushkov, I.A.Kondurov, M.Bogdanovic, T.Mitsunari, T.D.Mac Mahon, H.A.Baader, D.Breitig, R.Koch, H.Seyfarth, O.W.B.Schult, H.Borner, R.Brissot, G.Barreau, H.Faust, K.Schreckenbach

The Level Scheme of 110Ag from the (n, γ) Reaction

NUCLEAR REACTIONS 109Ag(n, γ), E not given; measured Eγ, Iγ, I(ce), γγ-coin. 110Ag deduced levels, configuration.

1980OL03      J.Phys.(London) G6, 367 (1980)

J.B.Olomo, T.D.MacMahon

Half-Lives of 46Sc and 140La

RADIOACTIVITY 46Sc [from 45Sc(n, γ)]; 140La [from 139La(n, γ)]; measured βγ-coin; deduced T1/2. 4π gas flow proportional counter.

doi: 10.1088/0305-4616/6/3/012
Citations: PlumX Metrics

1979SH16      Nucl.Instrum.Methods 165, 109 (1979)

A.M.Shaban, N.M.Stewart, T.D.Macmahon

Relative Intensities of Gamma Transitions in the Decay of 56Co

RADIOACTIVITY 56Co measured Eγ, Iγ. Ge(Li) detectors.

doi: 10.1016/0029-554X(79)90313-6
Citations: PlumX Metrics

1976MA38      Can.J.Phys. 54, 1433 (1976)

T.D.MacMahon, A.P.Baerg

The Electron Capture to Positron Branching Ratio in the Decay of 22Na

RADIOACTIVITY 22Na; measured βγ-coin; deduced EC/β+.

doi: 10.1139/p76-168
Citations: PlumX Metrics

1970MA67      Phys.Can. 26, No.4, 20, AD1 (1970)

T.D.MacMahon, A.P.Baerg

Electron Capture to Positron Branching Ratio in the Decay of 22Na

RADIOACTIVITY 22Na; measured Iγ. Deduced EC/β+.

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Note: The following list of authors and aliases matches the search parameter D.MacMahon: , T.D.MAC MAHON, T.D.MACMAHON