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NSR database version of April 27, 2024.

Search: Author = E.Melby

Found 22 matches.

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2003GU03      J.Phys.(London) G29, 263 (2003)

M.Guttormsen, E.Melby, J.Rekstad, S.Siem, A.Schiller, T.Lonnroth, A.Voinov

Level density and γ-ray strength in ^{27, 28}Si

NUCLEAR REACTIONS ²⁸Si(³He, ³He'), (³He, α), E=45 MeV; measured Eγ, Iγ. ^27,28Si deduced level densities, γ-ray strength functions.

doi: 10.1088/0954-3899/29/2/303
Citations: PlumX Metrics

2002SI09      Phys.Rev. C65, 044318 (2002)

S.Siem, M.Guttormsen, K.Ingeberg, E.Melby, J.Rekstad, A.Schiller, A.Voinov

Level Densities and γ-Strength Functions in ^{148, 149}Sm

NUCLEAR REACTIONS ¹⁴⁹Sm(³He, ³He'), (³He, α), E=45 MeV; measured Eγ, Iγ, (charged particle)γ-coin. ^148,149Sm deduced level densities, γ-strength functions, thermodynamic properties, pygmy resonance features. Comparisons with neighboring nuclides.

doi: 10.1103/PhysRevC.65.044318
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1701.

2001GU11      Phys.Rev. C63, 044301 (2001)

M.Guttormsen, M.Hjorth-Jensen, E.Melby, J.Rekstad, A.Schiller, S.Siem

Entropy of Thermally Excited Particles in Nuclei

NUCLEAR STRUCTURE A=20-250; analyzed level densities; deduced single-particle entropy, related features.

doi: 10.1103/PhysRevC.63.044301
Citations: PlumX Metrics

2001GU23      Phys.Rev. C64, 034319 (2001)

M.Guttormsen, M.Hjorth-Jensen, E.Melby, J.Rekstad, A.Schiller, S.Siem

Heat Capacity and Pairing Transition in Nuclei

NUCLEAR STRUCTURE ¹⁶²Dy; calculated entropy, heat capacity, other thermodynamic quantities; deduced role of pairing transition. ⁵⁶Mn, ^58,59Fe, ¹⁰⁴Rh, ^105,106Pd, ¹⁶⁰Tb, ^161,162Dy, ²³⁴Pa, ^234,235U; calculated level densities.

doi: 10.1103/PhysRevC.64.034319
Citations: PlumX Metrics

2001ME07      Phys.Rev. C63, 044309 (2001)

E.Melby, M.Guttormsen, J.Rekstad, A.Schiller, S.Siem, A.Voinov

Thermal and Electromagnetic Properties of ¹⁶⁶Er and ¹⁶⁷Er

NUCLEAR REACTIONS ¹⁶⁷Er(³He, α), (³He, ³He'), E=45 MeV; measured Eγ, Iγ, (particle)γ-coin. ^166,167Er deduced level densities, γ-ray strength functions, pygmy resonance features, thermal properties.

doi: 10.1103/PhysRevC.63.044309
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1446.

2001SC02      Phys.Rev. C63, 021306 (2001)

A.Schiller, A.Bjerve, M.Guttormsen, M.Hjorth-Jensen, F.Ingebretsen, E.Melby, S.Messelt, J.Rekstad, S.Siem, S.W.Odegard

Critical Temperature for Quenching of Pair Correlations

NUCLEAR REACTIONS ^162,163Dy, ^172,173Yb(³He, X), E=45 MeV; measured Eα, Eγ, αγ-coin. ^161,162Dy, ^171,172Yb deduced level density and heat capacity vs excitation energy, critical temperature for phase-transition.

doi: 10.1103/PhysRevC.63.021306
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1670.

2001SC36      Yad.Fiz. 64, No 7, 1263 (2001); Phys.Atomic Nuclei 64, 1186 (2001)

A.Schiller, M.Guttormsen, M.Hjorth-Jensen, E.Melby, J.Rekstad, S.Siem

Level Density and Thermal Properties in Rare Earth Nuclei

NUCLEAR REACTIONS ¹⁶²Dy(³He, ³He'), E=45 MeV; ^162,163Dy, ^172,173Yb(³He, α), E=45 MeV; measured Eγ, Iγ. ^161,162Dy, ^171,172Yb deduced level densities, thermodynamic quantities, pygmy resonance strength.

doi: 10.1134/1.1389540
Citations: PlumX Metrics

2001SI13      Acta Phys.Pol. B32, 855 (2001)

S.Siem, M.Guttormsen, K.Ingeberg, E.Melby, J.Rekstad, A.Schiller

Thermal Quenching of Pair Correlations and γ-Strength Functions in ^{148, 149}Sm

NUCLEAR REACTIONS ¹⁴⁹Sm(³He, ³He'), (³He, α), E=45 MeV; measured Eγ, Iγ, (charged particle)γ-coin. ^148,149Sm deduced level densities, γ-strength functions.

2001VO05      Phys.Rev. C63, 044313 (2001)

A.Voinov, M.Guttormsen, E.Melby, J.Rekstad, A.Schiller, S.Siem

γ-Ray Strength Function and Pygmy Resonance in Rare Earth Nuclei

NUCLEAR REACTIONS ^162,163Dy, ^172,173Yb(³He, α), E=45 MeV; measured Eγ, Iγ, (particle)γ-coin. ^161,162Dy, ^171,172Yb deduced level densities, γ-ray strength functions, pygmy resonance features. Comparison with model predictions.

doi: 10.1103/PhysRevC.63.044313
Citations: PlumX Metrics

2000GU25      Phys.Rev. C61, 067302 (2000)

M.Guttormsen, M.Hjorth-Jensen, E.Melby, J.Rekstad, A.Schiller, S.Siem

Energy Shifted Level Densities in Rare Earth Region

NUCLEAR REACTIONS ^162,163Dy, ^172,173Yb(³He, α), E=45 MeV; measured α spectra, Eγ, Iγ. ^161,162Dy, ^171,172Yb deduced level densities vs excitation energy, energy shift parameter. Comparison with model predictions.

doi: 10.1103/PhysRevC.61.067302
Citations: PlumX Metrics

2000GU26      Phys.Rev. C62, 024306 (2000)

M.Guttormsen, A.Bjerve, M.Hjorth-Jensen, E.Melby, J.Rekstad, A.Schiller, S.Siem, A.Belic

Entropy in Hot ^{161, 162}Dy and ^{171, 172}Yb Nuclei

NUCLEAR REACTIONS ^162,163Dy, ^172,173Yb(³He, α), E=45 MeV; measured Eγ, Iγ, Eα, Iα, αγ-coin. ^161,162Dy, ^171,172Yb deduced level densities, entropy vs excitation energy.

doi: 10.1103/PhysRevC.62.024306
Citations: PlumX Metrics

2000ME25      Phys.Scr. T88, 138 (2000)

E.Melby, L.Bergholt, M.Guttormsen, M.Hjorth-Jensen, F.Ingebretsen, S.Messelt, J.Rekstad, A.Schiller, S.Siem, S.W.Odegard

Experimental Temperature and Heat Capacity in Rare Earth Nuclei

NUCLEAR REACTIONS ¹⁶³Dy, ¹⁶⁷Er, ¹⁷³Yb(³He, α), E=45 MeV; measured Eγ, Iγ, αγ-coin. ¹⁶²Dy, ¹⁶⁶Er, ¹⁷²Yb deduced level densities, temperature vs excitation energy, heat capacities.

doi: 10.1238/Physica.Topical.088a00138
Citations: PlumX Metrics

2000SC07      Phys.Rev. C61, 044324 (2000)

A.Schiller, M.Guttormsen, E.Melby, J.Rekstad, S.Siem

Level Density and γ Strength Function in ¹⁶²Dy from Inelastic ³He Scattering

NUCLEAR REACTIONS ¹⁶²Dy(³He, ³He'), E=45 MeV; measured particle spectra, Eγ, Iγ, (particle)γ-coin. ¹⁶²Dy deduced level density, γ strength function. Comparison with previous results.

doi: 10.1103/PhysRevC.61.044324
Citations: PlumX Metrics

2000SC24      Nucl.Instrum.Methods Phys.Res. A447, 498 (2000)

A.Schiller, L.Bergholt, M.Guttormsen, E.Melby, J.Rekstad, S.Siem

Extraction of Level Density and γ Strength Function from Primary γ Spectra

NUCLEAR REACTIONS ¹⁷³Yb(³He, α), E=45 MeV; analyzed Eγ, Iγ. ¹⁷²Yb deduced level density, γ strength distribution. Iterative procedure.

doi: 10.1016/S0168-9002(99)01187-0
Citations: PlumX Metrics

2000SC33      Phys.Scr. T88, 144 (2000)

A.Schiller, L.Bergholt, M.Guttormsen, E.Melby, S.Messelt, J.Rekstad, S.Siem

Level Densities and γ-Strength Functions in Rare Earth Nuclei

NUCLEAR REACTIONS ¹⁶²Dy(³He, ³He'), E=45 MeV; measured Eγ, Iγ, (particle)γ-coin. ¹⁶²Dy deduced level density and temperature vs excitation energy, pygmy resonance strength vs temperature.

doi: 10.1238/Physica.Topical.088a00144
Citations: PlumX Metrics

2000SI41      Acta Phys.Hung.N.S. 12, 299 (2000)

S.Siem, A.Schiller, M.Guttormsen, M.Hjorth-Jensen, E.Melby, J.Rekstad

Level Density and Thermal Properties in Rare Earth Nuclei

NUCLEAR REACTIONS ^162,163Dy, ^172,173Yb(³He, α), E=45 MeV; measured Eα, Eγ, αγ-coin. ^161,162Dy, ^171,172Yb deduced level density, γ-strangth functions, thermodynamic properties.

1999ME23      Phys.Rev.Lett. 83, 3150 (1999)

E.Melby, L.Bergholt, M.Guttormsen, M.Hjorth-Jensen, F.Ingebretsen, S.Messelt, J.Rekstad, A.Schiller, S.Siem, S.W.Odegard

Observation of Thermodynamical Properties in the ¹⁶²Dy, ¹⁶⁶Er, and ¹⁷²Yb Nuclei

NUCLEAR REACTIONS ¹⁶³Dy, ¹⁶⁷Er, ¹⁷³Yb(³He, α), E=45 MeV; measured Eγ, Iγ, αγ-coin. ¹⁶²Dy, ¹⁶⁶Er, ¹⁷²Yb deduced level densities, heat capacities, related thermodynamic properties.

doi: 10.1103/PhysRevLett.83.3150
Citations: PlumX Metrics

1997HU02      Phys.Rev. C55, 1805 (1997)

I.Huseby, T.S.Tveter, L.Bergholt, M.Guttormsen, E.Melby, J.Rekstad, S.Siem, R.K.Sheline

K Hindrance in Primary γ Decay After Thermal and Average Resonance Neutron Capture

NUCLEAR STRUCTURE ¹⁶⁸Er, ¹⁷⁴Yb, ¹⁷⁸Hf, ¹⁶⁶Ho, ^176,177Lu, ¹⁸²Ta; calculated forbidden, allowed transitions average reduced relative transition probabilities following thermal, average resonance neutron capture; deduced degrees of freedom role in K-forbidden, K-allowed transitions difference.

doi: 10.1103/PhysRevC.55.1805
Citations: PlumX Metrics

1997SI18      Acta Phys.Pol. B28, 419 (1997)

S.Siem, T.S.Tveter, L.Bergholt, M.Guttormsen, E.Melby, J.Rekstad

Level Densities in Rare Earth Nuclei

NUCLEAR REACTIONS ¹⁶³Dy, ¹⁷³Yb(³He, α), E=45 MeV; measured Eγ, Iγ. ¹⁶²Dy, ¹⁷²Yb deduced level densities, pair correlations effects.

1997TV01      Acta Phys.Pol. B28, 185 (1997)

T.S.Tveter, I.Huseby, L.Bergholt, M.Guttormsen, E.Melby, J.Rekstad, S.Siem, R.K.Sheline

Number of Degrees of Freedom in Primary γ-Decay After Neutron Capture

NUCLEAR STRUCTURE ¹⁶⁸Er, ¹⁷⁴Yb, ¹⁷⁸Hf, ¹⁶⁶Ho, ^176,177Lu, ¹⁸²Ta; analyzed primary transition probabilities following neutron capture; deduced K quantum number, neutron energy roles.

1996TV03      Phys.Rev.Lett. 77, 2404 (1996)

T.S.Tveter, L.Bergholt, M.Guttormsen, E.Melby, J.Rekstad

Observation of Fine Structure in Nuclear Level Densities and γ-Ray Strength Functions

NUCLEAR REACTIONS ¹⁶³Dy, ¹⁷³Yb(³He, αγ), E=45 MeV; measured γ spectra. ¹⁶²Dy, ¹⁷²Yb deduced γ strength function, level density features.

doi: 10.1103/PhysRevLett.77.2404
Citations: PlumX Metrics

1995RE12      Acta Phys.Pol. B26, 453 (1995)

J.Rekstad, L.Henden, L.Bergholt, T.S.Tveter, M.Guttormsen, I.Huseby, E.Melby

Level Densities Extracted from First-Generation γ-Ray Spectra

NUCLEAR REACTIONS ¹⁶³Dy(³He, α), E=45 MeV; measured γ-spectra. ¹⁶²Dy deduced level density features.