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Search: Author = F.W.Firk

Found 37 matches.

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2014FI07      Int.J.Mod.Phys. E23, 1450009 (2014)

F.W.K.Firk

From resonances to fluctuations: A microscopic analysis of the cross-section for inelastic neutron scattering to a definite state

doi: 10.1142/S0218301314500098
Citations: PlumX Metrics

1995FI06      J.Phys.(London) G21, 1341 (1995)

F.W.K.Firk

Differential Polarization of Photoneutron from 16O

NUCLEAR REACTIONS 16O(γ, n), E=20-26 MeV bremsstrahlung; measured polarization vs (En, θ); deduced polarization coefficients B(k), amplitudes, phase of reaction matrix elements. Time-of-flight spectromerter, spin-precession solenoid, liquid He and 12C polarimeters. Comparison with results of 15N(p, γ0)16O studies, model predictions.

doi: 10.1088/0954-3899/21/10/008
Citations: PlumX Metrics

1991FI08      J.Phys.(London) G17, 1739 (1991)

F.W.K.Firk

A Study of M1, E1 and E2 Strengths in 16O Below 25 MeV

NUCLEAR REACTIONS 16O(γ, n), E=17-25 MeV; measured σ(θ=90°), polarization (θ=90°); deduced photoneutron to photoproton ratio. 16O resonances deduced Γ, Γγ, M1, E1, E2 transition features. Tof, 12C polarimeter. Self-consistent RPA, direct reaction calculations.

doi: 10.1088/0954-3899/17/11/019
Citations: PlumX Metrics

1981CH12      Nucl.Phys. A364, 43 (1981)

Y.H.Chiu, F.W.K.Firk

The Polarization and Differential Cross Section of Fast Neutrons Scattered from 6Li and an R-Function Analysis of the Interaction below 4 MeV

NUCLEAR REACTIONS 6Li(n, n), (polarized n, n), E=2-4 MeV; measured A(E, θ), σ(Eθ). 7Li resonances deduced Γ, J, π. Enriched target. Reduced R-function analysis.

doi: 10.1016/0375-9474(81)90432-2
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12735.

1977BO24      Nucl.Phys. A287, 317 (1977)

J.E.Bond, F.W.K.Firk

Determination of R-Function and Physical-State Parameters for n-4He Elastic Scattering below 21 MeV

NUCLEAR REACTIONS 4He(n, n), (polarized n, n), (n, X); analyzed data, σ(θ), A(θ). R-function analysis.

doi: 10.1016/0375-9474(77)90499-7
Citations: PlumX Metrics

1976BO05      Nucl.Phys. A258, 189 (1976)

J.E.Bond, F.W.K.Firk

The Polarization of MeV Neutrons Elastically Scattered from 4He

NUCLEAR REACTIONS 4He(polarized n, n), E=1.5-6.0 MeV, θlab=20°-80°; measured A(E, θ). Liquid helium target.

doi: 10.1016/0375-9474(76)90001-4
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10907.

1975HO01      Nucl.Phys. A237, 111 (1975)

R.J.Holt, F.W.K.Firk, G.T.Hickey, R.Nath

Experimental and Theoretical Studies of the Elastic Scattering of Polarized Neutrons from 6Li

NUCLEAR REACTIONS 6Li(polarized n, n), E=2-5 MeV; measured A(E, θ). 7Li levels deduced level-width. R-matrix analysis also includes 6Li(n, α) channel. Enriched target.

doi: 10.1016/0375-9474(75)90466-2
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10786.

1974HI04      Nucl.Phys. A225, 470 (1974)

G.T.Hickey, F.W.K.Firk, R.J.Holt, R.Nath

R-Matrix and Phase-Shift Analyses of Neutron Polarization Measurements From n-16O Scattering

NUCLEAR REACTIONS 16O(n, n), E=1-4 MeV; calculated σ(E, θ), σ(E), P(n)(E, θ).

doi: 10.1016/0375-9474(74)90354-6
Citations: PlumX Metrics

1974SE06      Nucl.Sci.Eng. 53, 415 (1974)

J.Seltzer, F.W.K.Firk

A Study of the 2.8-keV Neutron Resonance of Sodium and an Analysis of the Total Neutron Cross Section up to 50 keV

NUCLEAR REACTIONS 23Na(n, X); measured σ(E). 24Na deduced level-width, resonance, J.

doi: 10.13182/NSE74-A23372
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10774.

1973HI09      Phys.Lett. 47B, 348 (1973)

G.T.Hickey, F.W.K.Firk, R.J.Holt, R.Nath, H.L.Schultz

Polarization of Neutrons Elastically Scattered from 16O

NUCLEAR REACTIONS 16O(n, n), E=1-4 MeV; measured σ(E), n-polarization.

doi: 10.1016/0370-2693(73)90620-5
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10808.

1973HO39      Nucl.Phys. A213, 147 (1973)

R.J.Holt, F.W.K.Firk, R.Nath, H.L.Schultz

The Absolute Polarization of Neutrons from n-12C Scattering

NUCLEAR REACTIONS 12C(n, n), E=2 to 5 MeV; θ(lab)=20° to 150°; measured P(E, θ); R-function, phase-shift analyses.

doi: 10.1016/0375-9474(73)90189-9
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10248.

1972BE06      Nucl.Phys. A179, 791 (1972)

B.L.Berman, F.W.K.Firk, C.-P.Wu

The 90° Differential Cross Section for the Reaction 4He(γ, n0)3He and Evidence for Isospin Mixing in the Dipole States of 4He

NUCLEAR REACTIONS 4He(γ, n0), E < 35 MeV; measured σ(E;En). 4He dipole states deduced isospin mixing.

doi: 10.1016/0375-9474(72)90620-3
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0483.

1972HO01      Phys.Rev.Lett. 28, 114 (1972)

R.J.Holt, F.W.K.Firk, R.Nath, H.L.Schultz

Polarization of Neutrons in n-12C Scattering: A Standard for Polarization Studies in the MeV Region

NUCLEAR REACTIONS 12C(n, n), E=2-5 MeV; measured P(E;θ=50°).

doi: 10.1103/PhysRevLett.28.114
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10248.

1972NA03      Nucl.Instrum.Methods 98, 385 (1972)

R.Nath, F.W.K.Firk, R.J.Holt, H.L.Schultz

Polarization Studies Using the Neutron Spin-Precession Method with a Continuous Energy Spectrum of Neutrons

NUCLEAR REACTIONS 16O(γ, n), E < 63 MeV; measured P(n)(En). 12C(n, n), E=5.5-12.5 MeV; measured analyzing power(E).

doi: 10.1016/0029-554X(72)90220-0
Citations: PlumX Metrics

1972NA15      Nucl.Phys. A194, 49 (1972)

R.Nath, F.W.K.Firk, H.L.Schultz

Differential Polarization of Photoneutrons from Deuterium

NUCLEAR REACTIONS 2H(γ, n), Eγ=7-30 MeV; measured polarization P(En, θ). Unpolarized photons, unpolarized targets. 4He, 12C polarization analysers.

doi: 10.1016/0375-9474(72)91051-2
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetL0153.

1970WU01      Nucl.Phys. A147, 19 (1970)

C.-P.Wu, F.W.K.Firk, T.W.Phillips

A Study of the Giant Dipole States of 28Si, 32S and 40Ca

NUCLEAR REACTIONS 28Si, 32S, 40Ca(γ, n0), Eγ = 16-24 MeV; measured σ(En, θ = 90°). Natural targets.

doi: 10.1016/0375-9474(70)90506-3
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0348.

1970WU02      Phys.Lett. 32B, 675 (1970)

C.P.Wu, F.W.K.Firk, B.L.Berman

Evidence for Isospin Splitting of the Giant Dipole State in 26Mg

NUCLEAR REACTIONS 26Mg(γ, n), E < 28 MeV; measured σ(E;En). 26Mg deduced T-splitting of giant dipole resonance.

doi: 10.1016/0370-2693(70)90441-7
Citations: PlumX Metrics

1969CO15      Phys.Letters 30B, 91 (1969)

G.W.Cole, Jr., F.W.K.Firk, T.W.Phillips

Polarization Studies of the 16O(γ, N)15O Reaction

NUCLEAR REACTIONS 16O(γ, n), E < 30, 60 MeV; measured σ(E;En), P(n).

doi: 10.1016/0370-2693(69)90405-5
Citations: PlumX Metrics

1969WU02      Phys.Letters 29B, 359 (1969)

C.-P.Wu, J.E.E.Baglin, F.W.K.Firk, T.W.Phillips

Correlations in the Energies and Widths of Structure Observed in the Reactions 40Ca(γ, n0)39Ca and 40Ca(γ, p0)39K

NUCLEAR REACTIONS 40Ca(γ, n0), (γ, p0), E < 24 MeV; measured σ(E); deduced intermediate structure correlations.

doi: 10.1016/0370-2693(69)90384-0
Citations: PlumX Metrics

1968WU01      Phys.Rev.Letters 20, 1182 (1968)

C.-P.Wu, F.W.K.Firk, T.W.Phillips

Energy Dependence of Isospin Mixing in the Giant-Dipole States of C12 and O16

NUCLEAR STRUCTURE 12C, 16O; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRevLett.20.1182
Citations: PlumX Metrics

1965MC08      Can.J.Phys. 43, 2156 (1965)

K.G.McNeill, D.B.McConnell, F.W.K.Firk

The Angular Distribution of 5.6-MeV Gamma Rays from the Capture by 124Sn of 62-eV Neutrons

NUCLEAR STRUCTURE 125Sn; measured not abstracted; deduced nuclear properties.

doi: 10.1139/p65-210
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset21394.

1964FI03      Nucl.Phys. 52, 437 (1964)

F.W.K.Firk

Energy Spectra of Photoneutrons from the Reactions O16(γ, n), S32(γ, n) and Ca40(γ, n)

NUCLEAR STRUCTURE 32S, 40Ca, 16O; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(64)90705-9
Citations: PlumX Metrics

1963FI03      Nucl.Phys. 41, 614 (1963)

F.W.K.Firk, J.E.Lynn, M.C.Moxon

Resonance Parameters of the Neutron Cross Section of U238

NUCLEAR STRUCTURE 238U; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(63)90541-8
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset20963.

1963FI06      Nucl.Phys. 44, 431 (1963)

F.W.K.Firk, J.E.Lynn, M.C.Moxon

Resonances in the Neutron Cross Section of Bismuth

NUCLEAR STRUCTURE 210Bi; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(63)90036-1
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset21318.

1963FI11      Proc.Phys.Soc.(London) 82, 477 (1963)

F.W.K.Firk, J.E.Lynn, M.C.Moxon

Analysis and Interpretation of the Neutron Cross Section of Vanadium below 25 keV

NUCLEAR STRUCTURE 52V; measured not abstracted; deduced nuclear properties.

doi: 10.1088/0370-1328/82/4/301
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset21277.

1962FI04      Phys.Rev.Letters, 8, 321 (1962)

F.W.K.Firk, K.H.Lokan

Energy Spectrum of Photoneutrons from the Reaction O16(γ, n)O15

NUCLEAR STRUCTURE 16O; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRevLett.8.321
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0351.

1962FI07      Conf.Low Energy Nuclear Phys. Harwell, AERE-R-4131, 11, 4.2 (September 1962)

F.W.K.Firk, E.M.Bowey

NUCLEAR STRUCTURE 10B; measured not abstracted; deduced nuclear properties.

1961FI03      Bull.Am.Phys.Soc. 6, No.3, 252, H7 (1961)

F.W.K.Firk, J.H.Gibbons

Spectra of γ Rays from Capture of (30 ± 10) keV Neutrons

1961LY01      Bull.Am.Phys.Soc. 6, No.1, 70, X9 (1961)

J.E.Lynn, F.W.Firk, M.C.Moxon

NUCLEAR STRUCTURE 52V; measured not abstracted; deduced nuclear properties.

1960FI06      Proc.Intern.Conf.Nuclear Structure, Kingston, Canada, D.A.Bromley, E.W.Vogt, Eds., Univ.Of Toronto Press, p.757 (1960)

F.W.K.Firk, J.E.Lynn, M.C.Moxon

Parameters of Neutron Resonances in U238 + n up to 1.8 keV

NUCLEAR STRUCTURE 239U; measured not abstracted; deduced nuclear properties.

1959BI09      Nuclear Phys. 13, 525 (1959)

J.R.Bird, M.C.Moxon, F.W.K.Firk

Gamma Ray Spectra and Parameters of Neutron Resonances in Mercury

doi: 10.1016/0029-5582(59)90334-7
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset21014.

1959EV81      Bull.Am.Phys.Soc. 4, No.4, 270, SA2 (1959)

J.E.Evans, F.W.Firk, B.B.Kinsey, M.C.Moxon, J.R.Waters, G.H.Williams

Analysis of the Low-Energy Neutron Resonances in Tungsten

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset21317.

1959FI32      Nuclear Phys. 12, 552 (1959)

F.W.K.Firk, M.C.Moxon

Determination of Neutron Resonance Parameters of Tungsten by the Transmission Method

doi: 10.1016/0029-5582(59)90097-5
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset21316.

1959FI33      Bull.Am.Phys.Soc. 4, No.1, 34, M4 (1959)

F.W.K.Firk, M.C.Moxon, J.E.Lynn

Neutron Total Cross Sections of Vanadium, Cobalt, and Bismuth from 3 to 30 keV

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset21277.

1958FI33      Nuclear Phys. 9, 198 (1958)

F.W.K.Firk

Neutron Resonances Parameters of Tantalium from 20 to 100 eV

doi: 10.1016/0029-5582(58)90391-2
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset21015.

1958LY03      Nuclear Phys. 5, 603 (1958)

J.E.Lynn, F.W.K.Firk, M.C.Moxon

The 2.85 keV Neutron Resonance of Sodium

doi: 10.1016/0029-5582(58)90059-2
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset21045.

1958LY63      Nuclear Phys. 7, 613 (1958)

J.E.Lynn, M.C.Moxon, F.W.K.Firk

The Low Energy Neutron Resonances of Bismuth

doi: 10.1016/0029-5582(58)90299-2
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset21119.

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