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NSR database version of March 2, 2024.

Search: Author = R.J.Gehrke

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2005RE06      J.Radioanal.Nucl.Chem. 264, 243 (2005)

E.L.Reber, R.J.Gehrke, R.Aryaeinejad, J.K.Hartwell

Measurement of the fission yields of selected prompt and decay fission product gamma-rays of spontaneously fissioning 252Cf and 244Cm

RADIOACTIVITY 244Cm, 252Cf(SF); measured Eγ, Iγ; deduced fission fragments isotopic yields.

doi: 10.1007/s10967-005-0701-1
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14547.

2004GE01      Nucl.Instrum.Methods Phys.Res. B213, 10 (2004)

R.J.Gehrke, R.Aryaeinejad, J.K.Hartwell, W.Y.Yoon, E.Reber, J.R.Davidson

The γ-ray spectrum of 252Cf and the information contained within it

RADIOACTIVITY 249,251,252Cf(α), (SF); measured Eγ, Iγ; deduced cumulative γ-ray yields.

doi: 10.1016/S0168-583X(03)01526-X
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14547.

2004VO16      Phys.Rev.Lett. 93, 172501 (2004)

C.Vockenhuber, F.Oberli, M.Bichler, I.Ahmad, G.Quitte, M.Meier, A.N.Halliday, D.-C.Lee, W.Kutschera, P.Steier, R.J.Gehrke, R.G.Helmer

New Half-Life Measurement of 182Hf: Improved Chronometer for the Early Solar System

RADIOACTIVITY 182Hf(β-); measured T1/2. Neutron activation, isotope dilution, activity measurement. Astrophysical implications discussed.

doi: 10.1103/PhysRevLett.93.172501
Citations: PlumX Metrics

2003GE08      Nucl.Instrum.Methods Phys.Res. A511, 444 (2003)

R.J.Gehrke, J.D.Baker, J.K.Hartwell, C.L.Riddle, C.A.McGrath

Measurement of neutron-to-γ-ray production ratios from (α, n) reactions for their application to assay TRU waste

NUCLEAR REACTIONS 19F, 25Mg, 27Al(α, n), E ≈ 5.5 MeV; measured relative γ-ray intensities, neutron yields.

doi: 10.1016/S0168-9002(03)02011-4
Citations: PlumX Metrics

2002GE02      Appl.Radiat.Isot. 56, 567 (2002)

R.J.Gehrke, J.D.Baker, C.L.Riddle

Feeding of the 232Th Levels from the Decay of 236U

RADIOACTIVITY 236U(α); measured Eγ, Iγ; deduced emission probabilities. 232Th levels deduced feeding intensities.

doi: 10.1016/S0969-8043(01)00152-X
Citations: PlumX Metrics

2001LA14      J.Radioanal.Nucl.Chem. 248, 247 (2001)

S.P.LaMont, R.J.Gehrke, S.E.Glover, R.H.Filby

Precise Determination of the Intensity of 226Ra Alpha Decay to the 186 keV Excited State

RADIOACTIVITY 226Ra(α); measured Eα, Iα, E(ce), I(ce); deduced decay probabilities to ground, excited states. 222Rn levels deduced α-feeding probabilities.

doi: 10.1023/A:1010696007069
Citations: PlumX Metrics

1995GE18      J.Radioanal.Nucl.Chem. 194, 221 (1995)

R.J.Gehrke, K.D.Watts, C.R.Amaro

Field Performance Test of PASS, an Instrument for the Rapid Assay of Plutonium and Other γ-Ray Emitting Radionuclides

doi: 10.1007/BF02037631
Citations: PlumX Metrics

1994GE13      Nucl.Instrum.Methods Phys.Res. A353, 109 (1994)

R.J.Gehrke, K.D.Watts, E.W.Killian, M.H.Putnam, R.G.Helmer

PASS, an Extended-Range Ge Spectrometer for Radionuclide Analysis Via L X-, γ-Ray Spectrometry

RADIOACTIVITY 239Pu, 241Am(α); 60Co, 137Cs(β-); analyzed data; deduced extended range Ge spectrometer characteristics for radionuclide analysis.

doi: 10.1016/0168-9002(94)91614-4
Citations: PlumX Metrics

1990BA57      J.Radioanal.Nucl.Chem. 142, 159 (1990)

J.D.Baker, D.H.Meikrantz, R.J.Gehrke, R.C.Greenwood

Nuclear Decay Studies of Rare-Earth Fission-Product Nuclides Using Fast Radiochemical Separation Techniques

RADIOACTIVITY 153,154Pm; analyzed decay data. 153,154Sm deduced levels. On-line element separation facility, rare-earth fission products.

doi: 10.1007/BF02039460
Citations: PlumX Metrics

1990CO17      Nucl.Instrum.Methods Phys.Res. A290, 537 (1990)

B.M.Coursey, R.Vaninbroukx, D.Reher, J.M.R.Hutchinson, P.A.Mullen, K.Debertin, R.J.Gehrke, J.W.Rogers, L.D.Koeppen, D.Smith

The Standardization of 93mNb for Use as a Reference Material for Reactor Neutron Dosimetry

RADIOACTIVITY 93mNb; measured K X-ray emission rate; deduced standardized K X-ray emission probability.

doi: 10.1016/0168-9002(90)90574-P
Citations: PlumX Metrics

1990GE05      Phys.Rev. C41, 2878 (1990)

R.J.Gehrke, C.Casey, R.K.Murray

Half-Life of 176Lu

RADIOACTIVITY 176Lu(β-); measured T1/2, Iγ. 176Hf levels deduced γ-emission probabilities.

doi: 10.1103/PhysRevC.41.2878
Citations: PlumX Metrics

1990GE11      Nucl.Instrum.Methods Phys.Res. A299, 302 (1990)


Revision of the ANSI N42.14 Performance Standard for Ge Gamma-Ray Spectrometry

RADIOACTIVITY 241Am, 109Cd, 60,59Co, 203Hg, 113,85Sn, 85Sr, 137Cs, 88Y; analyzed, revised detector performance, calibration standardization. ANSI standard N42.14 group study, mixed source.

doi: 10.1016/0168-9002(90)90796-9
Citations: PlumX Metrics

1985WI04      Int.J.Appl.Radiat.Isotop. 36, 123 (1985)

H.Willmes, T.Ando, R.J.Gehrke

Gamma Emission Probabilities in the Decay of 241Pu and 237U, Determined from the In-Growth of 241Am

RADIOACTIVITY 241Pu(α), (β-); 241Am(α) [from 241Pu(β-decay)]; 237U(β-) [from 241Pu(α-decay)]; measured Iγ, γ-emission probabilities. 241Pu deduced decay rate. 237Np, 237U transitions deduced γ-emission probability uncertainity limit.

doi: 10.1016/0020-708X(85)90226-1
Citations: PlumX Metrics

1984GE07      Int.J.Appl.Radiat.Isotop. 35, 581 (1984)

R.J.Gehrke, V.J.Novick, J.D.Baker

γ-Ray Emission Probabilities for the 232U Decay Chain

RADIOACTIVITY 232U(α); 228Th(α) [from 232U decay]; 224Ra(α) [from 228Th decay]; 220Rn(α) [from 224Ra decay]; 216Po(α) [from 220Rn decay]; 212Pb(β-) [from 216Po decay]; 212Bi(α), (β-) [from 212Pb decay]; 212Po(α) [from 212Bi decay]; 208Tl(β-) [from 212Bi decay]; measured γ-emission probabilities. 4π αγ-coincidence counting, γ-spectroscopic methods.

doi: 10.1016/0020-708X(84)90100-5
Citations: PlumX Metrics

1984RE05      Int.J.Appl.Radiat.Isotop. 35, 185 (1984)

C.W.Reich, R.G.Helmer, J.D.Baker, R.J.Gehrke

Emission Probabilities and Energies of γ-Ray Transitions from the Decay of 233U

RADIOACTIVITY 233U(α); measured γ-emission rates, Eγ following α-decay.

doi: 10.1016/0020-708X(84)90232-1
Citations: PlumX Metrics

1983GE11      Int.J.Appl.Radiat.Isotop. 34, 1437 (1983)


Emission Probability of the 316-keV γ-Ray Emitted in the Decay of 146Ce

RADIOACTIVITY 146Ce(β-); measured T1/2. 146Pr deduced transition, γ-emission probability, relative Iγ.

doi: 10.1016/0020-708X(83)90043-1
Citations: PlumX Metrics

1983GR02      Phys.Rev. C27, 1266 (1983)

R.C.Greenwood, R.J.Gehrke, J.D.Baker, D.H.Meikrantz, C.W.Reich

Identification of a New Isotope, 165Tb

RADIOACTIVITY 165Tb(β-) [from 252Cf(SF)]; measured Eγ, Iγ, T1/2; deduced log ft. 165Dy deduced levels, J, π. Radiochemical separation, Ge(Li) detectors.

doi: 10.1103/PhysRevC.27.1266
Citations: PlumX Metrics

1982BA76      J.Radioanal.Chem. 74, 117 (1982)

J.D.Baker, R.J.Gehrke, R.C.Greenwood, D.H.Meikrantz

Advanced System for Separation of Rare-Earth Fission Products

RADIOACTIVITY 152,153,154Pm(β-) [from 252Cf(SF)]; measured Eγ, Iγ. 160Eu(β-) [from 252Cf(SF)]; measured T1/2. Spectral multiscaling technique, microprocessor controlled radiochemical separation.

doi: 10.1007/BF02520365
Citations: PlumX Metrics

1982GE03      Int.J.Appl.Radiat.Isotop. 33, 355 (1982)


γ-Ray Emission Probability for the Decay of 143Ce

RADIOACTIVITY 143Ce [from neutron irradiation of 142Ce]; measured βγ-coin, Eγ, Iγ. 143Pr levels deduced γ-emission probabilities, relative Iγ.

doi: 10.1016/0020-708X(82)90148-X
Citations: PlumX Metrics

1982GE04      Z.Phys. A306, 363 (1982)

R.J.Gehrke, R.C.Greenwood, J.D.Baker, D.H.Meikrantz

Identification of a New Isotope, 168Dy

RADIOACTIVITY 168Dy [from 252Cf(SF)]; measured T1/2, Eγ, Iγ; deduced γ-emission probability for transition. 168Ho levels deduced relative Iγ. Helium jet rapid chemical separation.

doi: 10.1007/BF01432377
Citations: PlumX Metrics

1982GE07      Radiochim.Acta 31, 1 (1982)

R.J.Gehrke, R.C.Greenwood, J.D.Baker, D.H.Meikrantz

A New Isotope 163Gd; Comments on the decay of 162Gd

RADIOACTIVITY 162Gd(β-), 163Gd(β-) [from 252Cf(SF)]; measured Eγ, Iγ, T1/2. 163,162Gd levels deduced γ-emission probability. 162Tb deduced level, possible J. Heluim jet transport system.

doi: 10.1524/ract.1982.31.12.1
Citations: PlumX Metrics

1982GR13      Radiochim.Acta 30, 57 (1982)

R.C.Greenwood, R.J.Gehrke, J.D.Baker, D.H.Meikrantz

Identification of a New Isotope, 155Pm, Produced in 252Cf Fission

RADIOACTIVITY 155Pm [from 252Cf(SF), chemical separation]: measured Eγ, Iγ, T1/2. 155Sm deduced levels, γ-branching.

1982HE02      Int.J.Appl.Radiat.Isotop. 33, 23 (1982)

R.G.Helmer, C.W.Reich, R.J.Gehrke, J.D.Baker

Emission Probabilities and Energies of γ-Ray Transitions from the 239Pu Decay

RADIOACTIVITY 239Pu; measured Eγ, relative Iγ following α-decay; deduced emission probabilities.

doi: 10.1016/0020-708X(82)90201-0
Citations: PlumX Metrics

1981BA09      Radiochim.Acta 28, 51 (1981)

J.D.Baker, R.J.Gehrke, R.C.Greenwood, D.H.Meikrantz

Rapid Separation of Individual Rare-Earth Elements from Fission Products

RADIOACTIVITY, Fission 252Cf(SF); measured Eγ, T1/2; deduced yields for Gd, Eu, Sm, Pm, Nd, Pr, Ce, La. Microprocessor controlled rapid radiochemical separation system.

1981GE04      Int.J.Appl.Radiat.Isotop. 32, 377 (1981)


γ-Ray Emission Probabilities for the Decays of 141La and 142La

RADIOACTIVITY 141,142La [from 235U(n, F), E=thermal, carrier separation]; measured T1/2, γ-emission probability. 4π β-γ coincidence technique.

doi: 10.1016/S0020-708X(81)81003-4
Citations: PlumX Metrics

1981HE15      Nucl.Instrum.Methods 188, 671 (1981)

R.G.Helmer, A.J.Caffrey, R.J.Gehrke, R.C.Greenwood

γ-Ray Energies from the Decay of 99Mo, 133Ba and 210Pb

RADIOACTIVITY 99Mo, 133Ba, 210Pb; measured Eγ. Coaxial Ge detector.

doi: 10.1016/0029-554X(81)90281-0
Citations: PlumX Metrics

1981ME17      Radiochim.Acta 29, 93 (1981)

D.H.Meikrantz, R.J.Gehrke, L.D.McIsaac, J.D.Baker, R.C.Greenwood

An Automated System for Selective Fission Product Separations; decays of 113-115Pd

RADIOACTIVITY 113,113m,114,115Pd(β-); 113,114,115Ag(β-) [from 113,114,115Pd(β-decay)]; measured Eγ, Iγ, T1/2; deduced parent, daughter γ-emission ratios. 113,115Cd; deduced levels. Microcomputer controlled radiochemical separation system, 252Cf(SF) decay.

1980BA51      J.Inorg.Nucl.Chem. 42, 1547 (1980)

J.D.Baker, R.J.Gehrke, R.C.Greenwood, D.H.Meikrantz, V.J.Novick

A New Isotope 158Sm; Comments on the Decay of 157Sm

RADIOACTIVITY 158,157Sm [from 252Cf(SF), radiochemical separation]; measured Eγ, Iγ, T1/2. 157Eu deduced levels.

RADIOACTIVITY, Fission 252Cf(SF); measured Eγ, Iγ, T1/2; deduced evidence for 158Sm. Radiochemical separation.

doi: 10.1016/0022-1902(80)80317-4
Citations: PlumX Metrics

1980GE04      Int.J.Appl.Radiat.Isotop. 31, 37 (1980)


Gamma-Ray Emission Probabilities and Half-Life of 139Ba

RADIOACTIVITY 139Ba; measured Eγ, Iγ, βγ-coin, T1/2; deduced Iβ. 139La transitions deduced relative Iγ. 4π-coin counting, Ge(Li) spectrometer.

doi: 10.1016/0020-708X(80)90227-6
Citations: PlumX Metrics

1980GE10      Int.J.Appl.Radiat.Isotop. 31, 675 (1980)

R.J.Gehrke, J.D.Baker

Emission Probability of the 453 keV γ-Ray Emitted in the Decay of 146Pr

RADIOACTIVITY 146Pr [from 235U(n, F), E=thermal]; measured T1/2. 146Nd level deduced γ-emission probability, β-branching. 4π β-γ coincidence technique.

doi: 10.1016/0020-708X(80)90003-4
Citations: PlumX Metrics

1980GE11      Int.J.Appl.Radiat.Isotop. 31, 509 (1980)

R.J.Gehrke, J.D.Baker

Absolute Intensities of the γ-Rays Emitted in the Decay of 145Pr

RADIOACTIVITY 145Pr [from 235U(n, F), E=thermal]; measured T1/2, absolute Iγ. 4π β-γ coincidence counting, Ge(Li)detectors.

doi: 10.1016/0020-708X(80)90315-4
Citations: PlumX Metrics

1979GE08      Nucl.Sci.Eng. 70, 298 (1979)

R.J.Gehrke, R.G.Helmer, C.W.Reich

Emission Probability of the 312-keV Gamma Ray from the Decay of Protactinium-233

RADIOACTIVITY 233Pa [from 237Np, chemical separation]; measured Iγ, βγ-coin, I(K X-ray)/Iγ. 233U transition deduced Eγ.

doi: 10.13182/NSE79-A20151
Citations: PlumX Metrics

1979GR01      Nucl.Instrum.Methods 159, 465 (1979)

R.C.Greenwood, R.G.Helmer, R.J.Gehrke

Precise γ-Ray Energies for Calibration of Ge Semiconductor Spectrometers to 3.5 MeV

RADIOACTIVITY 24Na, 48V, 56,58,60Co, 82Br, 84Rb, 88Y, 110mAg, 124Sb, 125Sn, 132Cs, 144Ce, 207Bi, 228Th; measured Eγ within 5-15 eV, referenced to 411.80441 keV γ-ray of 198Au; deduced calibration standards in Ge semiconductor spectroscopy up to 3.5 MeV.

doi: 10.1016/0029-554X(79)90675-X
Citations: PlumX Metrics

1979HE12      Int.J.Appl.Radiat.Isotop. 30, 15 (1979)

R.G.Helmer, R.J.Gehrke

γ-Ray Intensities from 197Hg (64 h) Decay

RADIOACTIVITY 197Hg [from n-irradiation of 196Hg]; measured relative Iγ.

doi: 10.1016/0020-708X(79)90091-7
Citations: PlumX Metrics

1979HE13      Nucl.Instrum.Methods 166, 547 (1979)

R.G.Helmer, R.J.Gehrke, R.C.Greenwood

γ-Ray Energies for 40K, 108mAg and the 226Ra Decay Chain

RADIOACTIVITY 40K, 108mAg, 226Ra; measured Eγ; deduced calibration for Ge semiconductor detectors.

doi: 10.1016/0029-554X(79)90548-2
Citations: PlumX Metrics

1979RE01      Phys.Rev. C19, 188 (1979)

C.W.Reich, R.G.Helmer, R.J.Gehrke

Energy Levels of 250Cf Populated in the β- Decay of 250Bk

RADIOACTIVITY 250Bk [from 254Es-α decay]; measured Eγ, Iγ, γγ-coin, βγ-coin, T1/2. 250Cf deduced levels, J, π, log ft. Ge(Li), Si(Li) detectors, chemical separation.

doi: 10.1103/PhysRevC.19.188
Citations: PlumX Metrics

1978HE21      Nucl.Instrum.Methods 155, 189 (1978)

R.G.Helmer, R.C.Greenwood, R.J.Gehrke

Reevaluation of Precise γ-Ray Energies for Calibration of Ge(Li) Spectrometers

COMPILATION 51Cr, 57,60Co, 109Cd, 137Cs, 139,141Ce, 145Eu, 153Sm, 160Tb, 169Yb, 170Tm, 183Ta, 198,199Au, 203Hg, 241Am, 192Ir, 182Ta, 152Eu, 153Gd, 169Yb, 7Be, 22Na, 46Sc, 54Mn, 58Co, 59Fe, 65Zn, 75Se, 85Sr, 88Y, 94,95Nb, 95Zr, 95mTc, 113Sn, 133Ba, 185Os, 203Pb, 207Bi, 228Th; compiled, reevaluated Eγ, measurement relative to 411-keV γ-ray from 198Au. Curved-crystal diffraction spectrum.

doi: 10.1016/0029-554X(78)90204-5
Citations: PlumX Metrics

1977GE10      Int.J.Appl.Radiat.Isotop. 28, 744 (1977)

R.J.Gehrke, R.G.Helmer

Absolute γ-Ray Intensities from 127Xe Decay

RADIOACTIVITY 127Xe; measured absolute Iγ, relative Iγ, Eγ.

doi: 10.1016/0020-708X(77)90101-6
Citations: PlumX Metrics

1977GE12      Nucl.Instrum.Methods 147, 405 (1977)

R.J.Gehrke, R.G.Helmer, R.C.Greenwood

Precise Relative γ-Ray Intensities for Calibration of Ge Semiconductor Detectors

RADIOACTIVITY 56Co, 75Se, 82Br, 110mAg, 125Sb, 133Ba, 140Ba, 140La, 144Ce, 144Pr, 152Eu, 166mHo, 169Yb, 182Ta, 228Th, 208Tl; measured precise relative Iγ.

doi: 10.1016/0029-554X(77)90276-2
Citations: PlumX Metrics

1977HE05      Phys.Rev. C15, 1453 (1977)

R.G.Helmer, C.W.Reich, R.J.Gehrke, R.C.Greenwood, R.A.Anderl

Decay of 128Cs

RADIOACTIVITY 128Cs; measured Eγ, Iγ, γγ-coin; deduced log ft. 128Xe deduced levels, J, π. Isotope separation, Ge(Li) detectors.

doi: 10.1103/PhysRevC.15.1453
Citations: PlumX Metrics

1976GE10      J.Inorg.Nucl.Chem. 38, 1929 (1976)

R.J.Gehrke, R.G.Helmer

Half-Lives of 134La and 132-135Ce

RADIOACTIVITY 134La, 132,133,134,135Ce; measured T1/2.

doi: 10.1016/0022-1902(76)80440-X
Citations: PlumX Metrics

1976GE14      Phys.Rev. C14, 1896 (1976)

R.J.Gehrke, R.G.Helmer, C.W.Reich, R.C.Greenwood, R.A.Anderl

Level Structure of 131Cs and the Decay Energy of 131Ba

RADIOACTIVITY 131Ba; measured Eγ, Iγ, γγ-coin; deduced Q, log ft. 131Cs deduced levels, γ-branching. Isotope separation, Ge(Li) detectors.

doi: 10.1103/PhysRevC.14.1896
Citations: PlumX Metrics

1976GR09      Nucl.Phys. A270, 29 (1976)

R.C.Greenwood, R.J.Gehrke, R.G.Helmer, C.W.Reich

Gamma-Ray Emission from 134Ce and Levels in 134La

RADIOACTIVITY 134Ce [from Pr, (p, spallation)]; measured Eγ, Iγ, T1/2, γγ-coin; deduced Q(EC), log ft, J, π. 134La deduced levels, J, π. Ge(Li), Si(Li) detectors, isotope separation, chemical separation.

doi: 10.1016/0375-9474(76)90125-1
Citations: PlumX Metrics

1976GR11      Phys.Rev. C14, 1906 (1976)

R.C.Greenwood, C.W.Reich, R.G.Helmer, R.J.Gehrke, R.A.Anderl

134Ba Level Scheme as Observed in the Decay of 134La

RADIOACTIVITY 134La [from Pr(p, X)]; measured Eγ, Iγ, γγ-coin; deduced log ft, ICC. 134Cs; measured Eγ. 134Ba deduced levels, J, π, λ. Ge(Li), Si(Li) detectors.

doi: 10.1103/PhysRevC.14.1906
Citations: PlumX Metrics

1976HE04      Nucl.Phys. A258, 83 (1976)

R.G.Helmer, R.J.Gehrke, R.C.Greenwood, C.W.Reich, L.D.McIsaac

Decay of 128Ba

RADIOACTIVITY 128Ba [from Pr (p, spallation)]; measured Eγ, Iγ, γγ-coin; deduced log ft. 128Cs deduced levels, J, π. Ge(Li), Si(Li) detectors, isotope separation.

doi: 10.1016/0375-9474(76)90529-7
Citations: PlumX Metrics

1973GE03      Priv.Comm. (March 1973)

R.J.Gehrke, J.R.Berreth

1973GE05      Nucl.Phys. A204, 26 (1973)


The Decay of 192Ir

RADIOACTIVITY 192Ir; measured Eγ, Iγ; deduced log ft. 192Os, 192Pt deduced levels. α(K), γ-branching. Ge(Li) detectors.

doi: 10.1016/0375-9474(73)90003-1
Citations: PlumX Metrics

1971GE07      Nucl.Instrum.Methods 91, 349 (1971)

R.J.Gehrke, J.E.Cline, R.L.Heath

Determination of Relative Photopeak Efficiency and System Linearity for Ge(Li) Gamma-Ray Spectrometers

RADIOACTIVITY 75Se, 82Br, 56Co; measured Eγ, Iγ. Ge(Li) detector.

doi: 10.1016/S0029-554X(71)80009-5
Citations: PlumX Metrics

1971GE11      Nucl.Instrum.Methods 97, 219 (1971)

R.J.Gehrke, R.A.Lokken

Calibration of the Efficiency of a Si(Li) Photon Spectrometer in the Energy Region 5 to 125 keV

RADIOACTIVITY 145Pm, 155Eu, 241Am; measured Iγ, I(X-ray). 60m-Co, 94mNb, 176mLu, 192mIr, 210Pb; measured I(X-ray)/Iγ. 60mCo, 94mNb, 176mLu transitions deduced α(K). 192mIr, 210Bi transitions deduced α(L). Detector - Si(Li).

doi: 10.1016/0029-554X(71)90275-8
Citations: PlumX Metrics

1971HE20      Nucl.Instrum.Methods 96, 173 (1971)

R.G.Helmer, R.C.Greenwood, R.J.Gehrke

Precise Comparison and Measurement of Gamma-Ray Energies with a Ge(Li) Detector II. 400-1300 keV

RADIOACTIVITY 22Na, 56,58,60Co, 182Ta, 65Zn, 59Fe, 88Y, 46Sc, 160Tb, 54Mn, 95Zr, 94,95Nb, 137Cs, 110mAg, 185Os, 208Tl, 95mTc, 207Bi, 85Sr, 7Be, 192Ir, 198Au, 203Pb; measured Eγ.

doi: 10.1016/0029-554X(71)90452-6
Citations: PlumX Metrics

1970GR13      Nucl.Instrum.Methods 77, 141 (1970)

R.C.Greenwood, R.G.Helmer, R.J.Gehrke

Precise Comparison and Measurement of Gamma-Ray Energies with a Ge(Li) Detector I. 50-420 keV

RADIOACTIVITY 57Co, 75Se, 109Cd, 113Sn, 133Ba, 139,141Ce, 153Gd, 182Ta, 199Au, 192Ir, 203Hg; measured Eγ. Ge(Li) detector.

doi: 10.1016/0029-554X(70)90592-6
Citations: PlumX Metrics

1969GE02      Phys.Rev. 177, 1792 (1969)

R.J.Gehrke, R.G.Helmer

Decay of 102-Rh and 102m-Rh

RADIOACTIVITY 102Rh; measured Eγ, Iγ, γγ-coin. 102Ru deduced levels, J, π. Ge(Li) detector.

doi: 10.1103/PhysRev.177.1792
Citations: PlumX Metrics

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