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NSR database version of April 11, 2024.

Search: Author = S.E.Massen

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2011MA44      Int.J.Mod.Phys. E20, 1817 (2011)

S.E.Massen, V.P.Psonis, H.V.Von Geramb

Augmentation of nucleon-nucleus scattering by information entropy

doi: 10.1142/S0218301311019647
Citations: PlumX Metrics


2010LU12      J.Phys.:Conf.Ser. 205, 012032 (2010)

V.K.Lukyanov, E.V.Zemlyanaya, K.V.Lukyanov, D.N.Kadrev, A.N.Antonov, M.K.Gaidarov, S.E.Massen

Microscopic calculations of 8He+p elastic scattering cross sections

NUCLEAR REACTIONS 1H(8He, 8He), E=15.7, 26, 32, 66, 73 MeV/nucleon; calculated σ(θ) using optical model with optical potential from different 8He nucleon density distributions; deduced renormalization parameters. σ(θ) compared with data.

doi: 10.1088/1742-6596/205/1/012032
Citations: PlumX Metrics


2009LU17      Phys.Rev. C 80, 024609 (2009)

V.K.Lukyanov, E.V.Zemlyanaya, K.V.Lukyanov, D.N.Kadrev, A.N.Antonov, M.K.Gaidarov, S.E.Massen

Calculations of 8He+p elastic cross sections using a microscopic optical potential

NUCLEAR REACTIONS 8He(p, p), E=15.7, 26.25, 32, 66, 73 MeV/nucleon; calculated σ(θ), point-neutron densities and optical potentials using microscopic optical model formalism. Comparison with experimental data.

doi: 10.1103/PhysRevC.80.024609
Citations: PlumX Metrics


2005MB09      Int.J.Mod.Phys. E14, 1251 (2005)

S.E.Massen, V.P.Psonis, A.N.Antonov

Information entropy and nucleon correlations in nuclei

doi: 10.1142/S0218301305003843
Citations: PlumX Metrics


2004LU17      Int.J.Mod.Phys. E13, 573 (2004)

V.K.Lukyanov, E.V.Zemlyanaya, S.E.Massen, Ch.C.Moustakidis, A.N.Antonov, G.Z.Krumova

Testing 6, 8He density distributions by calculations of total reaction cross-sections of 6, 8He + 28Si

NUCLEAR REACTIONS 28Si(6He, X), (8He, X), E=10-60 MeV/nucleon; calculated total σ, sensitivity to matter density distributions. Glauber-Sitenko microscopic optical-limit model, comparison with data.

doi: 10.1142/S0218301304002351
Citations: PlumX Metrics


2003MA03      Phys.Rev. C 67, 014314 (2003)

S.E.Massen

Application of information entropy to nuclei

NUCLEAR STRUCTURE 4He, 12C, 16O, 24Mg, 28Si, 32S, 36Ar, 40Ca; calculated information entropy sum vs correlation parameter and radius, charge form factors.

doi: 10.1103/PhysRevC.67.014314
Citations: PlumX Metrics


2002GA48      Phys.Rev. C 66, 064308 (2002)

M.K.Gaidarov, K.A.Pavlova, A.N.Antonov, C.Giusti, S.E.Massen, C.Moustakidis, K.Spasova

Jastrow-type calculations of one-nucleon removal reactions on open s-d shell nuclei

NUCLEAR STRUCTURE 24Mg, 28Si, 32S, 40Ca; calculated neutron and proton spectroscopic factors, separation energies. One-body density matrices.

NUCLEAR REACTIONS 24Mg, 28Si, 32S(p, d), E=185 MeV; calculated σ(E, θ). 32S(e, e'p), E not given; calculated missing momentum spectrum. One-body density matrices, comparison with data.

doi: 10.1103/PhysRevC.66.064308
Citations: PlumX Metrics


2001MO17      Phys.Rev. C64, 014314 (2001)

Ch.C.Moustakidis, S.E.Massen, C.P.Panos, M.E.Grypeos, A.N.Antonov

Evaluation of Cluster Expansions and Correlated One-Body Properties of Nuclei

NUCLEAR STRUCTURE 4He, 12C, 16O, 24Mg, 28Si, 32S, 40Ca; calculated momentum and density distributions, radii, entropy, related parameters. Three cluster expansions compared.

doi: 10.1103/PhysRevC.64.014314
Citations: PlumX Metrics


2001PA22      Phys.Rev. C63, 064307 (2001)

C.P.Panos, S.E.Massen, C.G.Koutroulos

Universal Trend of the Information Entropy of a Fermion in a Mean Field

NUCLEAR STRUCTURE 16O, 40Ca, 208Pb; calculated single-particle states information entropy.

doi: 10.1103/PhysRevC.63.064307
Citations: PlumX Metrics


2000MO22      Phys.Rev. C62, 034318 (2000)

Ch.C.Moustakidis, S.E.Massen

One-Body Density Matrix and Momentum Distribution in s-p and s-d Shell Nuclei

NUCLEAR STRUCTURE 4He, 12C, 16O, 24Mg, 28Si, 32S, 36Ar, 40Ca; calculated momentum distributions, charge form factors. Factor cluster expansion, analytic expressions.

doi: 10.1103/PhysRevC.62.034318
Citations: PlumX Metrics


1999MA52      Phys.Rev. C60, 024005 (1999)

S.E.Massen, C.C.Moustakidis

Systematic Study of the Effect of Short Range Correlations on the Form Factors and Densities of s-p and s-d Shell Nuclei

NUCLEAR STRUCTURE 4He, 12C, 16O, 24Mg, 28Si, 32S, 36Ar, 40Ca; calculated charge form factors, charge density distributions; deduced short-range correlation effects, mass dependence. Comparisons with data.

doi: 10.1103/PhysRevC.60.024005
Citations: PlumX Metrics


1999MA69      Nucl.Phys. A654, 597 (1999)

S.E.Massen, S.A.Sofianos, S.A.Rakityansky, S.Oryu

Resonances and Off-Shell Characteristics of Effective Interactions

doi: 10.1016/S0375-9474(99)00316-4
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1998GI21      Int.J.Mod.Phys. E7, 585 (1998)

J.Giapitzakis, P.Ginis, A.N.Antonov, S.E.Massen, G.S.Anagnostatos

Multiharmonic Nuclear Hamiltonian in the Region 120 < A ≤ 140

NUCLEAR STRUCTURE 123Sb, 123,124,125,126,128,130Te, 127I, 126,128,129,130,131,132,134,136Xe, 133Cs, 130,132,134,135,136,137,138Ba, 138,139La, 136,138,140Ce; calculated radii, ground state binding energies. Isomorphic shell model. Comparison with data.

doi: 10.1142/S0218301398000324
Citations: PlumX Metrics


1998LA21      Int.J.Mod.Phys. E7, 485 (1998)

G.A.Lalazissis, S.E.Massen, C.P.Panos, S.S.Dimitrova

Information Entropy as a Measure of the Quality of a Nuclear Density Distribution

NUCLEAR STRUCTURE 16O, 32S, 40Ca, 90Zr, 116Sn, 208Pb; calculated information entropy based on various density distribution models.

doi: 10.1142/S0218301398000257
Citations: PlumX Metrics


1997LA15      Phys.Rev. C55, 2427 (1997)

G.A.Lalazissis, S.E.Massen

Influence of Short and Long Range Correlations on the Charge Densities and Radii of Ca Nuclei

NUCLEAR STRUCTURE 40,42,46,48Ca; calculated charge distribution differences relative to 40Ca; analyzed data; deduced short, long range correlations role. Phenomenological model.

doi: 10.1103/PhysRevC.55.2427
Citations: PlumX Metrics


1997PA29      Int.J.Mod.Phys. E6, 497 (1997)

C.P.Panos, S.E.Massen

Quantum Entropy for Nuclei

NUCLEAR STRUCTURE 4He, 16O, 40Ca; calculated total position-, momentum-space entropy related features. Harmonic oscillator shell model, correlated model.

doi: 10.1142/S0218301397000275
Citations: PlumX Metrics


1996AN01      Nucl.Phys. A597, 163 (1996)

A.N.Antonov, S.S.Dimitrova, M.K.Gaidarov, M.V.Stoitsov, M.E.Grypeos, S.E.Massen, K.N.Ypsilantis

Consistent Construction of Realistic One-Body Density Matrix in Nuclei

NUCLEAR STRUCTURE 4He, 16O, 40Ca; calculated rms radii, mean kinetic energies per nucleon, nucleon momentum, local density distributions. Phenomenological approach.

doi: 10.1016/0375-9474(95)00435-1
Citations: PlumX Metrics


1996LA08      Phys.Rev. C53, 1599 (1996)

G.A.Lalazissis, S.E.Massen

Effects of Short-Range Correlations on Ca Isotopes

NUCLEAR STRUCTURE 40,41,42,43,44,45,46,47,48Ca; calculated charge distribution differences, form factors, densities; deduced short-range correlations role.

doi: 10.1103/PhysRevC.53.1599
Citations: PlumX Metrics


1996MA04      Nucl.Phys. A597, 19 (1996)

S.E.Massen, V.P.Garistov, M.E.Grypeos

The Dependence of the Nuclear Charge Form Factor on Short-Range Correlations and Surface Fluctuation Effects

NUCLEAR STRUCTURE 16O, 40Ca; calculated rms charge radii, charge form factor; deduced short range correlations, surface fluctuation effects roles.

doi: 10.1016/0375-9474(95)00425-4
Citations: PlumX Metrics


1995GA33      Phys.Rev. C52, 3026 (1995)

M.K.Gaidarov, A.N.Antonov, G.S.Anagnostatos, S.E.Massen, M.V.Stoitsov, P.E.Hodgson

Proton Momentum Distribution in Nuclei Beyond 4He

NUCLEAR STRUCTURE 12C, 16O, 40Ca, 56Fe, 208Pb; calculated proton momentum distribution. Natural orbital representation model, empirical 4He nucleon momentum distribution input.

doi: 10.1103/PhysRevC.52.3026
Citations: PlumX Metrics


1994LA18      Z.Phys. A348, 257 (1994)

G.A.Lalazissis, S.E.Massen, C.P.Panos

The Influence of State Dependent Short Range Correlations on the Depletion of the Nuclear Fermi Sea

NUCLEAR STRUCTURE 16O, 40Ca; calculated charge form factor, occupation numbers, probabilities; deduced state dependent short range correlations role in Fermi sea depletion.

doi: 10.1007/BF01305882
Citations: PlumX Metrics


1993LA15      Phys.Rev. C48, 944 (1993)

G.A.Lalazissis, S.E.Massen, C.P.Panos

Short-Range Correlations and Fractional Occupation Probabilities

NUCLEAR STRUCTURE 12C, 16O, 28Si, 32S, 40Ca; calculated occupation probabilities. Natural orbital representation.

doi: 10.1103/PhysRevC.48.944
Citations: PlumX Metrics


1992LA11      Phys.Rev. C46, 201 (1992)

G.A.Lalazissis, S.E.Massen, C.P.Panos

Systematic Study of the Effect of Short Range Correlations on the Occupation Numbers of the Shell Model Orbits in Light Nuclei

NUCLEAR STRUCTURE 4He, 12C, 16O, 24Mg, 28Si, 31P, 32S, 39K, 40Ca; calculated single particle orbitals occupational probabilities; deduced short range correlations role in Fermi sea depletion.

doi: 10.1103/PhysRevC.46.201
Citations: PlumX Metrics


1991GR08      J.Phys.(London) G17, 1093 (1991)

M.E.Grypeos, G.A.Lalazissis, S.E.Massen, C.P.Panos

The ' Cosh ' or Symmetrized Woods-Saxon Nuclear Potential

NUCLEAR STRUCTURE A=12-58; calculated symmetrized Woods-Saxon potential parameters. Alternative formulation to ' cosh ' potential.

doi: 10.1088/0954-3899/17/7/008
Citations: PlumX Metrics


1990GR13      J.Phys.(London) G16, 1627 (1990)

M.E.Grypeos, G.A.Lalazissis, S.E.Massen, C.P.Panos

Relative Probability of Recoilless (Lambda)-Production in Nuclei in the Plane-Wave Impulse Approximation

NUCLEAR STRUCTURE A=12-208; calculated Lambda production probability in (K-, π-).

doi: 10.1088/0954-3899/16/11/013
Citations: PlumX Metrics


1990MA63      J.Phys.(London) G16, 1713 (1990)

S.E.Massen

Correlated Charge Form Factor and Densities of the s-d Shell Nuclei

NUCLEAR STRUCTURE 4He, 31P; calculated rms charge radius. 16O, 24Mg, 28Si, 20Ne, 32S, 39K, 40Ca; calculated rms charge radius, charge form factors.

doi: 10.1088/0954-3899/16/11/019
Citations: PlumX Metrics


1989GR19      Nuovo Cim. 102A, 445 (1989)

M.E.Grypeos, G.A.Lalazissis, S.E.Massen, C.P.Panos

A New Approach for the Determination of the Variation with the Mass Number of the (Lambda)-Oscillator Spacing

NUCLEAR STRUCTURE A=11-208; calculated lambda-hyperon oscillator spacing. Square well, Woods-Saxon potentials.

doi: 10.1007/BF02734863
Citations: PlumX Metrics


1989MA06      J.Phys.(London) G15, 311 (1989)

S.E.Massen, C.P.Panos

An Approximate Treatment of the Correlated Charge Form Factor of Light Nuclei

NUCLEAR STRUCTURE 4He, 12C, 16O; calculated charge form factor.

doi: 10.1088/0954-3899/15/3/009
Citations: PlumX Metrics


1988MA29      J.Phys.(London) G14, 753 (1988)

S.E.Massen, H.P.Nassena, C.P.Panos

A Formula for the Charge Form Factor of Closed-Shell Nuclei and Its Application to 16O

NUCLEAR STRUCTURE 16O; calculated charge form factor. Non-unitary model operator approach.

doi: 10.1088/0305-4616/14/6/015
Citations: PlumX Metrics


1984DA03      Phys.Lett. 134B, 147 (1984)

C.B.Daskaloyannis, M.E.Grypeos, C.G.Koutroulos, S.E.Massen, D.S.Saloupis

The Dependence on the Mass Number of the RMS Radius and the Oscillator Spacing for a Hyperon in a Nucleus

NUCLEAR STRUCTURE 13C, 17O, 33S, 41Ca, 57Ni, 91Zr, 141Ce, 209Pb; calculated hyperon rms radius, oscillator spacing; deduced mass dependence.

doi: 10.1016/0370-2693(84)90659-2
Citations: PlumX Metrics


1983BR05      J.Phys.(London) G9, 423 (1983)

B.A.Brown, S.E.Massen, J.I.Escudero, P.E.Hodgson, G.Madurga, J.Vinas

The Charge and Matter Distributions of 208Pb

NUCLEAR STRUCTURE 208Pb; analyzed charge, matter distribution, single particle energies, valence orbital rms radii; deduced best potential.

doi: 10.1088/0305-4616/9/4/009
Citations: PlumX Metrics


1983DA03      Phys.Lett. 121B, 91 (1983)

C.B.Daskaloyannis, M.E.Grypeos, C.G.Koutroulos, S.E.Massen, D.S.Saloupis

The Dependence of the Harmonic Oscillator Energy Level Spacing on the Mass Number of Nuclei

NUCLEAR STRUCTURE A=4-80; calculated harmonic oscillator energy level spacing; deduced closed shell discontinuities.

doi: 10.1016/0370-2693(83)90892-4
Citations: PlumX Metrics


1983MA31      Phys.Scr. 27, 385 (1983)

S.E.Massen

Application of the Non-Unitary Model Operator Approach to the 4He Nucleus

NUCLEAR STRUCTURE 4He; calculated ground state energy. Nonunitary model.

doi: 10.1088/0031-8949/27/6/001
Citations: PlumX Metrics


1982BR24      Phys.Rev. C26, 2247 (1982)

B.A.Brown, B.H.Wildenthal, W.Chung, S.E.Massen, M.Bernas, A.M.Bernstein, R.Miskimen, V.R.Brown, V.A.Madsen

Isovector E2 Matrix Elements from Electromagnetic Transitions in the s-d shell: Experiment and shell-model calculations.

NUCLEAR STRUCTURE A=17-39; calculated B(E2) for isovector transitions; deduced isovector effective charge. Shell model.

doi: 10.1103/PhysRevC.26.2247
Citations: PlumX Metrics


1980BR14      Phys.Rev. C22, 842 (1980)

B.A.Brown, S.E.Massen, W.Chung, B.H.Wildenthal, T.A.Shibata

Effective M3 Operator and Relevant Transitions in 24Al, 24Na, 34Cl, 38K, and 38Cl

NUCLEAR STRUCTURE 24Na, 24Al, 34,38Cl, 38K; calculated B(M3); deduced effective M3 operator. Shell model, s-, d-shell space, Chung-Wildenthal Hamiltonian.

doi: 10.1103/PhysRevC.22.842
Citations: PlumX Metrics


1979BR17      Phys.Lett. 85B, 167 (1979)

B.A.Brown, S.E.Massen, P.E.Hodgson

The Charge Distributions of the Oxygen and Calcium Isotopes

NUCLEAR STRUCTURE 16,17,18O, 40,42,44,46,48Ca; calculated rms radii. Squares of single particle wave functions of occupied orbits summed, core-valence nucleon interaction, configuration mixing, iterative procedure.

doi: 10.1016/0370-2693(79)90569-0
Citations: PlumX Metrics


1979BR30      J.Phys.(London) G5, 1655 (1979)

B.A.Brown, S.E.Massen, P.E.Hodgson

Proton and Neutron Density Distributions for A = 16-58 Nuclei

NUCLEAR STRUCTURE A=16-58; calculated p, n density distributions. Squared sum of single particle functions, iterative procedure.

doi: 10.1088/0305-4616/5/12/008
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