NSR Query Results
Output year order : Descending NSR database version of May 3, 2024. Search: Author = P.Christmas Found 13 matches. 1990PE03 Nucl.Instrum.Methods Phys.Res. A286, 563 (1990) J.Pearcey, S.A.Woods, P.Christmas The Internal Conversion Spectrum following 244Cm Alpha-Particle Decay RADIOACTIVITY 244Cm(α); measured Eγ, Iγ, I(ce). 240Pu levels deduced γ-emission probability, ICC. NPL π(square root 2) β-spectrometer.
doi: 10.1016/0168-9002(90)90917-U
1990PE16 Nucl.Instrum.Methods Phys.Res. A294, 516 (1990) J.Pearcey, S.A.Woods, P.Christmas The Internal Conversion Electron Spectrum at Very Low Energy following 237Np Decay RADIOACTIVITY 237Np(α); 233Pa(β-) [from 237Np(α-decay)]; measured I(ce). 233Pa deduced transition, γ-multipolarity, δ.
doi: 10.1016/0168-9002(90)90293-F
1988WO01 Nucl.Instrum.Methods Phys.Res. A264, 333 (1988); Addendum Nucl.Instrum.Methods Phys.Res. A272, 924 (1988) S.A.Woods, P.Christmas, P.Cross, S.M.Judge, W.Gelletly Decay Studies of 237Np with an Iron-Free π square root 2 Double-Focusing, β-Ray Spectrometer of Improved Efficiency RADIOACTIVITY 237Np(α); measured Eγ, Iγ, γγ-coin, I(ce). 233Pa(β-) [from 237Np(α-decay)]; measured I(ce). 233Pa deduced levels, γ-multipolarity.
doi: 10.1016/0168-9002(88)90923-0
1987JU04 Appl.Radiat.Isot. 38, 839 (1987) S.M.Judge, P.Christmas, P.Cross, D.Smith, W.D.Hamilton An Electron-Gamma Coincidence System for the NPL Beta-Ray Spectrometer RADIOACTIVITY 47Ca(β-); measured β-ray branch end-point energies, βγ-coin. 47Ca, 47Sc deduced atomic mass difference. Iron free β-spectrometer.
doi: 10.1016/0883-2889(87)90181-X
1983BE18 Nucl.Phys. A399, 131 (1983) The Beta Decay of 137Cs RADIOACTIVITY 137Cs; measured β-spectra, ce-spectra, Eβ, Iβ, I(ce); deduced β-spectral shape factors, Iγ, subshell, total ICC.
doi: 10.1016/0375-9474(83)90598-5
1983CH45 Int.J.Appl.Radiat.Isotop. 34, 1555 (1983) P.Christmas, R.A.Mercer, M.J.Woods, S.M.Judge 210Bi and the Apparent Half-Life of a Sealed 226Ra Source RADIOACTIVITY 226Ra(α); measured T1/2. Correction due to 210Bi β-decay, sealed 226Ra source.
doi: 10.1016/0020-708X(83)90294-6
1983CH47 Nucl.Instrum.Methods 215, 397 (1983) P.Christmas, S.M.Judge, T.B.Ryves, D.Smith, G.Winkler The Decay Scheme of 64Cu RADIOACTIVITY 64Cu(β-), (β+), (EC) [from metallic Cu thermal neutron irradiation]; measured β-spectra, βγ-coin; deduced electron to positron ratio, total β-branching ratio. 64Zn level deduced Iβ-. 64Ni levels deduced EC, β+ branching ratio. 4π β-γ method, liquid scintillation technique, gas proportional counter.
doi: 10.1016/0167-5087(83)90470-2
1980CH24 Nucl.Instrum.Methods 174, 571 (1980) Relative Intensities of γ-Rays from E2 Transitions in the Decay of 180mHf RADIOACTIVITY 180mHf [from thermal neutron irradiation of 179Hf]; measured I(ce). 180Hf deduced relative E2 transition intensities.
doi: 10.1016/0029-554X(80)91112-X
1978CH22 Metrologia 14, 157 (1978) The Decay of 137Cs Determined by β-Ray Spectrometry RADIOACTIVITY 137Cs(β-); measured β-spectra, I(ce), Iγ. 137Ba level deduced ICC, γ-branching.
doi: 10.1088/0026-1394/14/4/004
1975CH04 J.Phys.(London) G1, 113 (1975) Low Energy Transitions in the Decay of 155Tb RADIOACTIVITY 155Tb; measured E(ce), I(ce). 155Gd levels deduced γ-mixing(E2/M1).
doi: 10.1088/0305-4616/1/1/013
1973CH46 J.Phys.(London) E6, 533 (1973) An iron-free double-focusing π√ 2 beta-ray spectrometer of 35 cm optic radius RADIOACTIVITY 137mBa(IT); measured E(ce), I(ce).
doi: 10.1088/0022-3735/6/6/016
1967PA08 Can.J.Phys. 45, 2621 (1967) Electron Spectra in the Decay of Thallium-204 NUCLEAR STRUCTURE 204Tl; measured not abstracted; deduced nuclear properties.
doi: 10.1139/p67-212
1964CH17 Nucl. Phys. 55, 577 (1964); Erratum Nucl. Phys. 61, 352 (1965) Electron Capture in Tl204 RADIOACTIVITY 204Tl; measured K X-ray, Xl, XkXl-coin; deduced K-capture fraction, L/K-capture ratio, Q.
doi: 10.1016/0029-5582(64)90178-6
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