NSR Query Results

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NSR database version of April 27, 2024.

Search: Author = A.K.Pearce

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2022CO02      Appl.Radiat.Isot. 182, 110140 (2022)

S.M.Collins, C.Gilligan, B.Pierson, N.Ramirez, M.Goodwin, A.K.Pearce, B.C.Archambault, M.M.Haney, P.H.Regan

Determination of the ¹⁶¹Tb half-life

RADIOACTIVITY ¹⁶¹Tb(β^-) [from ¹⁶⁰Gd(n, γ), E not given]; measured decay products, Eβ, Iβ, Eγ, Iγ; deduced γ-ray energies, T_1/2 and uncertainties. Comparison with available data.

doi: 10.1016/j.apradiso.2022.110140
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2019CO04      Appl.Radiat.Isot. 145, 240 (2019)

S.M.Collins, J.D.Keightley, P.Ivanov, A.Arinc, S.M.Jerome, A.J.Fenwick, A.K.Pearce

The potential radio-immunotherapeutic α-emitter ²²⁷Th - part I: Standardisation via primary liquid scintillation techniques and decay progeny ingrowth measurements

RADIOACTIVITY ²²⁷Th(α); measured decay products, Eγ, Iγ; deduced primary standardisation of the activity.

doi: 10.1016/j.apradiso.2018.12.012
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2019CO05      Appl.Radiat.Isot. 145, 251 (2019)

S.M.Collins, J.D.Keightley, P.Ivanov, A.Arinc, A.J.Fenwick, A.K.Pearce

The potential radio-immunotherapeutic α-emitter ²²⁷Th - part II: Absolute γ-ray emission intensities from the excited levels of ²²³Ra

RADIOACTIVITY ²²⁷Th(α); measured decay products, Eγ, Iγ; deduced γ-ray energies and intensities. Comparison with available data.

doi: 10.1016/j.apradiso.2018.10.023
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2015CO02      Appl.Radiat.Isot. 99, 46 (2015)

S.M.Collins, A.K.Pearce, K.M.Ferreira, A.J.Fenwick, P.H.Regan, J.D.Keightley

Direct measurement of the half-life of ²²³Ra

RADIOACTIVITY ²²³Ra(α); measured decay products, Eα, Iα, Eγ, Iγ; deduced T_1/2 and its uncertainties. Comparison with available data.

doi: 10.1016/j.apradiso.2015.02.003
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2015CO07      Appl.Radiat.Isot. 102, 15 (2015)

S.M.Collins, A.K.Pearce, P.H.Regan, J.D.Keightley

Precise measurements of the absolute γ-ray emission probabilities of ²²³Ra and decay progeny in equilibrium

RADIOACTIVITY ²²³Ra, ²¹⁹Rn, ²¹⁵Po, ²¹¹Bi(α), ²¹¹Pb, ²⁰⁷Tl(β^-); measured decay products, Eγ, Iγ; deduced γ-ray emission probabilities, α-transition probabilities of the ²²³Ra. Comparison with available data.

doi: 10.1016/j.apradiso.2015.04.008
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2015CO11      Appl.Radiat.Isot. 104, 203 (2015)

S.M.Collins, S.Pomme, S.M.Jerome, K.M.Ferreira, P.H.Regan, A.K.Pearce

The half-life of ²²⁷Th by direct and indirect measurements

RADIOACTIVITY ²²⁷Th(α); measured decay products, Eγ, Iγ, Eα, Iα; deduced T_1/2 and its uncertainties. Comparison with available data.

doi: 10.1016/j.apradiso.2015.07.001
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2006MI18      Appl.Radiat.Isot. 64, 1147 (2006)

C.Michotte, A.K.Pearce, M.G.Cox, J.-J.Gostely

An approach based on the SIR measurement model for determining the ionization chamber efficiency curves, and a study of ⁶⁵Zn and ²⁰¹Tl photon emission intensities

RADIOACTIVITY ⁶⁵Zn, ²⁰¹Tl(β⁺), (EC); analyzed photon emission intensities.

doi: 10.1016/j.apradiso.2006.02.014
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2004HA06      Appl.Radiat.Isot. 60, 553 (2004)

A.V.Harms, M.Baker, S.M.Jerome, A.K.Pearce, M.J.Woods, S.A.Woods

Secondary standardisation of ^95mTc

RADIOACTIVITY ^95mTc(IT) [from ⁹³Nb(α, 2n)]; measured Eγ, Iγ.

doi: 10.1016/j.apradiso.2003.11.076
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2004JO03      Appl.Radiat.Isot. 60, 347 (2004)

L.C.Johansson, A.V.Harms, J.D.Keightley, A.K.Pearce, D.H.Woods, M.J.Woods

Primary standardisation of ²⁰⁴Tl using the efficiency tracing method

RADIOACTIVITY ²⁰⁴Tl(EC), (β^-); measured βγ-coin. Tracer method for standardization.

doi: 10.1016/j.apradiso.2003.11.040
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2002WO02      Appl.Radiat.Isot. 56, 327 (2002)

D.H.Woods, M.I.Baker, J.D.Keightley, L.J.Keightley, J.L.Makepeace, A.K.Pearce, A.P.Woodman, M.J.Woods, S.A.Woods, S.Waters

Standardisation of ¹¹C

RADIOACTIVITY ¹¹C(β⁺), (EC) [from ¹⁴N(p, α)]; measured Eγ, Iγ, βγ-coin, T_1/2; deduced source standardization.

doi: 10.1016/S0969-8043(01)00209-3
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