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Search: Author = T.S.Kosmas

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2021KO42      Phys.Rev. C 104, 064618 (2021)

T.S.Kosmas, V.K.B.Kota, D.K.Papoulias, R.Sahu

Coherent elastic neutrino-nucleus scattering (CE ν NS) event rates for Ge, Zn, and Si detector materials

NUCLEAR REACTIONS 70,73,76Ge, 64,70Zn, 28Si(ν, ν), (ν, X), E=1.3, 2.3, 4.5, 9.5, 52.8 MeV; calculated squares of proton and neutron form factors, differential and integrated event rates as function of the nuclear recoil energy with π-DAR neutrinos, reactor neutrinos and geoneutrinos. Deformed shell model (DSM), based on realistic nuclear forces, with application to coherent elastic neutrino-nucleus scattering (CEνNS) experiments: CONUS, νGEN, TEXONO, COHERENT, RICOCHET, MINER, NUCLEUS, CONNIE, Coherent Captain-Mills (CCM), European Spallation Source (ESS), vIOLETA, SBC. Relevance to unravelling still remaining uncertainties for the CEνNS process within and beyond the standard model.

doi: 10.1103/PhysRevC.104.064618
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2020SA37      Phys.Rev. C 102, 035501 (2020)

R.Sahu, D.K.Papoulias, V.K.B.Kota, T.S.Kosmas

Elastic and inelastic scattering of neutrinos and weakly interacting massive particles on nuclei

NUCLEAR STRUCTURE 127I, 133Cs, 133Xe; calculated levels, J, π, magnetic moments using deformed shell model (DSM), based on Hartree-Fock (HF) intrinsic states with angular momentum projection and band mixing, and compared with experimental data in the ENSDF database.

NUCLEAR REACTIONS 23Na, 40Ar, 73Ge, 127I, 133Cs, 133Xe(ν, ν), (ν, ν'), E=reactor and solar neutrinos; calculated static spin matrix elements, normalized spin structure functions and squared proton and neutron nuclear form factors for the ground states, nuclear structure coefficients as functions of the mass of the weakly interacting massive particles (WIMP), event rates due to elastic WIMP-nucleus scattering, differential and integrated event rates as a function of the nuclear recoil energy; deduced expected neutrino-nucleus and WIMP-nucleus events at prominent rare-event detectors, calculated in the framework of the deformed shell model.

doi: 10.1103/PhysRevC.102.035501
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2015GI04      Phys.Rev. C 92, 014606 (2015)

P.G.Giannaka, T.S.Kosmas

Detailed description of exclusive muon capture rates using realistic two-body forces

NUCLEAR REACTIONS 28Si(μ-, ν)28Al, 32S(μ-, ν)32P, 48Ti(μ-, ν)48Sc, 56Fe(μ-, ν)56Mn, 66Zn(μ-, ν)66Cu, 90Zr(μ-, ν)90Y, E*=0-30 MeV; calculated partial muon capture rates of different multipole transitions, total muon capture rates. Proton-neutron quasiparticle random-phase approximation (pn-QRPA) with Bonn C-D one-boson exchange potential as realistic nuclear force. Comparison with available experimental data. Relevance to muon capture experiments at Paul Scherrer Institute (PSI), Fermilab, Japan Proton Accelerator Research Complex, and RCNP.

NUCLEAR STRUCTURE 56Mn, 90Y; calculated levels, J, π using pn-QRPA. Comparison with experimental data.

doi: 10.1103/PhysRevC.92.014606
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2012TS05      Phys.Rev. C 86, 044618 (2012)

V.Tsakstara, T.S.Kosmas

Nuclear responses of 64, 66Zn isotopes to supernova neutrinos

NUCLEAR REACTIONS 64,66Zn(ν, ν'), E=10-30, 50 MeV; calculated differential σ(E) as function of excitation energy of the nucleus, flux-averaged cross sections, folded differential and cumulative cross sections using several realistic SN neutrino models. Quasiparticle random-phase approximation using realistic two-body forces. Nuclear responses to energy spectra of supernova (SN) neutrinos.

doi: 10.1103/PhysRevC.86.044618
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2012YD01      Nucl.Phys. A896, 1 (2012)

E.Ydrefors, K.G.Balasi, T.S.Kosmas, J.Suhonen

Detailed study of the neutral-current neutrino-nucleus scattering off the stable Mo isotopes

NUCLEAR REACTIONS 92,94,95,96,97,98,100Mo(ν, ν'), E≈0-130 MeV; calculated, analyzed σ, interference contributions to σ, σ(E*) using QRPA and MQPM (microscopic quasiparticle-phonon model) for Mo as ν detector.

doi: 10.1016/j.nuclphysa.2012.10.001
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2011BA36      Nucl.Phys. A868-869, 82 (2011)

K.G.Balasi, E.Ydrefors, T.S.Kosmas

Theoretical study of neutrino scattering off the stable even Mo isotopes at low and intermediate energies

doi: 10.1016/j.nuclphysa.2011.08.003
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2011TS04      Phys.Rev. C 83, 054612 (2011)

V.Tsakstara, T.S.Kosmas

Low-energy neutral-current neutrino scattering on 128, 130Te isotopes

NUCLEAR REACTIONS 128,130Te(ν, ν'), E<100 MeV; calculated differential cross sections as function of excitation energy, total σ(E). Quasiparticle random phase approximation (QRPA) with realistic two-nucleon forces. Comparison with experimental data.Relevance to double-beta decay experiments.

doi: 10.1103/PhysRevC.83.054612
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2011TS09      Phys.Rev. C 84, 064620 (2011)

V.Tsakstara, T.S.Kosmas

Analyzing astrophysical neutrino signals using realistic nuclear structure calculations and the convolution procedure

NUCLEAR REACTIONS 128,130Te(ν, ν'), E<70 MeV; calculated convoluted single and double-differential cross sections, convoluted total cross section, synthetic β-beam spectral distributions. Quasiparticle random-phase approximation, Fermi-Dirac and power-law distributions. Relevance to supernova neutrino spectra.

RADIOACTIVITY 6He(β-); calculated boosted β-beam antineutrino spectrum generated by accelerating β-radioactive ions of 6He.

doi: 10.1103/PhysRevC.84.064620
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2011YD01      Nucl.Phys. A866, 67 (2011), Erratum Nucl.Phys. A878, 1 (2012)

E.Ydrefors, K.G.Balasi, T.S.Kosmas, J.Suhonen

The response of 95, 97Mo to supernova neutrinos

NUCLEAR REACTIONS 95,97Mo(ν, ν'), (ν-bar, ν-bar'), E=0-120 MeV; calculated neutral-current coherent, incoherent σ using wavefunctions from MQPM (Microscopic Quasiparticle-Phonon Model).

doi: 10.1016/j.nuclphysa.2011.07.007
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2010DI11      Phys.Scr. 82, 065201 (2010)

P.C.Divari, V.C.Chasioti, T.S.Kosmas

Neutral current neutrino-98Mo reaction cross sections at low and intermediate energies

NUCLEAR REACTIONS 98Mo(ν, ν'), E < 70 MeV; calculated flux-averaged total σ for neutral current scattering, σ(θ, E). QRPA, two-parameter Fermi-Dirac distribution for the supernova neutrino energy spectrum.

doi: 10.1088/0031-8949/82/06/065201
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2010KA41      J.Phys.:Conf.Ser. 202, 012029 (2010)

G.I.Karathanou, V.Tsikoudi, T.S.Kosmas

Simulated analysis of low-flux solar neutrinos and their terrestrial detection

NUCLEAR REACTIONS 28Si(ν, ν), (ν, ν'), E=0.0000642-0.075 MeV; measured reaction products; deduced σ, dσ using published formfactors.

doi: 10.1088/1742-6596/202/1/012029
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2009CH57      Nucl.Phys. A829, 234 (2009)

V.C.Chasioti, T.S.Kosmas

A unified formalism for the basic nuclear matrix elements in semi-leptonic processes

NUCLEAR REACTIONS 98Mo(ν, ν'), E=0-100 MeV; calculated σ, σ(θ) using QRPA for dominant multipole states.

doi: 10.1016/j.nuclphysa.2009.08.009
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2007CH38      Prog.Part.Nucl.Phys. 59, 481 (2007)

V.Ch.Chasioti, T.S.Kosmas, P.C.Divari

Inelastic neutrino-nucleus reaction cross sections at low neutrino-energies

NUCLEAR REACTIONS 40Ar(ν, ν'), E< 100 MeV; 56Fe(ν, ν'), E=10-100 MeV; calculated energy and angular dependence of σ and integrated inelastic neutrino-nucleus cross sections.

doi: 10.1016/j.ppnp.2007.01.003
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2006DE31      Nucl.Phys. B752, 80 (2006)

F.Deppisch, T.S.Kosmas, J.W.F.Valle

Enhanced μ- - e- conversion in nuclei in the inverse seesaw model

NUCLEAR REACTIONS 27Al, 48Ti, 197Au(μ-, e-), E not given; analyzed μ- → e- conversion data; deduced parameters. 12C, 27Al, 32S, 40Ca, 48Ti, 63Cu, 90Zr, 112Cd, 197Au, 208Pb, 238U(μ-, e-), E not given; analyzed conversion rates, branching ratios, related features. Inverse seesaw model of neutrino masses.

doi: 10.1016/j.nuclphysb.2006.06.032
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2006DI05      Nucl.Phys. A767, 259 (2006)

P.C.Divari, J.D.Vergados, T.S.Kosmas

Transition matrix elements for the exotic double-charge exchange μ- → e+ conversion in 27Al

NUCLEAR REACTIONS 27Al(μ-, e+), E not given; calculated transition matrix elements for neutrinoless conversion; deduced reaction mechanism features.

doi: 10.1016/j.nuclphysa.2005.12.003
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2006KO20      Czech.J.Phys. 56, 467 (2006)

M.Kortelainen, J.Suhonen, J.Toivanen, T.S.Kosmas

Theoretical LSP detection rates for dark-matter detectors

NUCLEAR STRUCTURE 23Na, 71Ga, 73Ge, 127I; calculated static spin matrix elements, detection rates for lightest supersymmetric particle. Shell model.

doi: 10.1007/s10582-006-0110-x
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2006MO05      Int.J.Mod.Phys. E15, 659 (2006)

Ch.C.Moustakidis, T.S.Kosmas, F.Simkovic, A.Faessler

The effects of deformation and pairing correlations on nuclear charge form factor

NUCLEAR STRUCTURE 24,26Mg, 28Si, 32S; calculated charge form factors, quadrupole moments, deformation, pairing correlations.

doi: 10.1142/S0218301306004570
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2006PA13      Phys.Rev. C 73, 035502 (2006)

P.Papakonstantinou, T.S.Kosmas, J.Wambach, A.Faessler

Continuum random-phase approximation study of the incoherent μ- - e- conversion rate and its spurious 1- admixture

NUCLEAR REACTIONS 208Pb(μ-, e-), E at rest; calculated transition strength distribution, incoherent rate; deduced spurious contribution from 1- state. Continuum RPA.

doi: 10.1103/PhysRevC.73.035502
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2006PA22      Czech.J.Phys. 56, 481 (2006)

P.Papakonstantinou, J.Wambach, O.Civitarese, T.S.Kosmas

The role of the continuum and the spurious 1- transitions in incoherent μ--e- conversion rate calculations

NUCLEAR REACTIONS 40Ca, 208Pb(μ-, e), E at rest; calculated conversion rates, strength distributions. Self-consistent continuum RPA, Skyrme interactions.

doi: 10.1007/s10582-006-0112-8
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2005LI34      Phys.Rev. C 72, 025803 (2005)

T.E.Liolios, T.S.Kosmas

Screened thermonuclear reactions and predictive stellar evolution of detached double-lined eclipsing binaries

doi: 10.1103/PhysRevC.72.025803
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2004HO15      Phys.Lett. B 584, 31 (2004)

E.Holmlund, M.Kortelainen, T.S.Kosmas, J.Suhonen, J.Toivanen

Microscopic calculation of the LSP detection rates for the 71Ga, 73Ge and 127I dark-matter detectors

NUCLEAR STRUCTURE 71Ga, 73Ge, 127I; calculated levels, J, π, μ, supersymmetric particle scattering cross sections. Implications for dark matter search discussed.

doi: 10.1016/j.physletb.2004.01.045
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2004HO16      Yad.Fiz. 67, 1220 (2004); Phys.Atomic Nuclei 67, 1198 (2004)

E.Holmlund, M.Kortelainen, T.S.Kosmas, J.Suhonen, J.Toivanen

Theoretical LSP Detection Rates for 71Ga, 73Ge, and 127I Dark-Matter Detectors

NUCLEAR STRUCTURE 71Ga, 73Ge, 127I; calculated interaction rates with light supersymmetric particles. Microscopic quasiparticle-phonon model.

doi: 10.1134/1.1772459
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2003KO69      Phys.Rev. C 68, 054315 (2003)

T.S.Kosmas, A.Faessler, R.Sahu

Transition matrix elements for μ-e conversion in 72Ge using the deformed Hartree-Fock method

NUCLEAR STRUCTURE 72Ge; calculated levels, J, π. Deformed Hartree-Fock method.

NUCLEAR REACTIONS 72Ge(μ-, e-), E not given; calculated transition matrix elements. Deformed Hartree-Fock method.

doi: 10.1103/PhysRevC.68.054315
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2003PA01      Nucl.Phys. A713, 81 (2003)

P.Papakonstantinou, E.Mavrommatis, T.S.Kosmas

The two-body momentum distribution in finite nuclei

NUCLEAR STRUCTURE 4He, 16O; calculated two-body momentum distributions. Analytical expression, independent-particle shell model.

doi: 10.1016/S0375-9474(02)01295-2
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2002CH26      Czech.J.Phys. 52, 467 (2002)

V.Ch.Chasioti, T.S.Kosmas

Closed Expressions for the Nuclear Moments in Semi-Leptonic Processes

doi: 10.1023/A:1015349008360
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2002DI14      Nucl.Phys. A703, 409 (2002)

P.C.Divari, J.D.Vergados, T.S.Kosmas, L.D.Skouras

The Exotic Double-Charge Exchange μ- → e+ Conversion in Nuclei

NUCLEAR REACTIONS 27Al(μ-, e+), E not given; calculated transition matrix elements for neutrinoless conversion; deduced reaction mechanism features.

doi: 10.1016/S0375-9474(01)01533-0
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2002KO30      Prog.Part.Nucl.Phys. 48, 307 (2002)


Current Nuclear Physics Issues in Studying the Neutrinoless (μ-, e-) Conversion in Nuclei

NUCLEAR REACTIONS 72Ge(μ-, e-), E not given; calculated photonic and nonphotonic conversion matrix elements, deformation effects.

doi: 10.1016/S0146-6410(02)00139-4
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2002KO55      J.Phys.(London) G28, 2907 (2002)

T.S.Kosmas, I.E.Lagaris

On the muon-nucleus integrals entering the neutrinoless μ-→ e-conversion rates

NUCLEAR REACTIONS 16O, 19F, 24Mg, 28Si, 36Ar, 48Ti, 56Fe, 64Zn, 98Mo, 112Cd, 124Sn, 139La, 156Gd, 181Ta, 186W, 208Pb, 209Bi, 238U(μ-, e-), E at rest; calculated neutrinoless conversion rate, related features.

doi: 10.1088/0954-3899/28/12/302
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2001DI21      Part. and Nucl., Lett. 104, 53 (2001)

P.C.Divari, J.D.Vergados, T.S.Kosmas, L.D.Skouras

Exotic Muon-to-Positron Conversion in Nuclei: Partial transition sum evaluation by using shell model

NUCLEAR REACTIONS 27Al(μ-, e+), E not given; calculated matrix elements, strength distribution, total rate. Intermediate neutrino mixing model.

2001KO08      Nucl.Phys. A683, 443 (2001)


Exotic μ- → e- Conversion in Nuclei: Energy moments of the transition strength and average energy of the outgoing e-

NUCLEAR REACTIONS 48Ti, 60Ni, 72Ge, 112Cd, 162Yb, 208Pb(μ-, e), E not given; calculated transition strengths, average energy of outgoing electron. Renormalized quasiparticle RPA, comparison with closure approximation.

doi: 10.1016/S0375-9474(00)00471-1
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2001KO32      Czech.J.Phys. 51, 459 (2001)

T.S.Kosmas, T.Siiskonen, J.Suhonen

Upper Limits for Lepton-Flavor Violation from the Exotic μ- → e- Conversion

NUCLEAR REACTIONS 27Al, 48Ti, 208Pb(μ-, e-), E not given; calculated muon-electron conversion matrix elements, branching ratio limits.

doi: 10.1023/A:1017552016301
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2001KO40      Phys.Lett. 511B, 203 (2001)

T.S.Kosmas, S.Kovalenko, I.Schmidt

Nuclear μ--e- Conversion in Strange Quark Sea

NUCLEAR STRUCTURE 27Al, 48Ti, 197Au; calculated muon-to-electron conversion matrix elements. Effective Lagrangian approach.

doi: 10.1016/S0370-2693(01)00657-8
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2000DI12      Phys.Rev. C61, 054612 (2000)

P.C.Divari, T.S.Kosmas, J.D.Vergados, L.D.Skouras

Shell Model Calculations for Light Supersymmetric Particle Scattering Off Light Nuclei

NUCLEAR STRUCTURE 19F, 23Na, 29Si; calculated wave functions, matrix elements, form factors for elastic scattering of light supersymmetric particles. Shell model. Application to cold dark matter search discussed.

doi: 10.1103/PhysRevC.61.054612
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2000FA18      Nucl.Phys. B587, 25 (2000)

A.Faessler, T.S.Kosmas, S.Kovalenko, J.D.Vergados

Exotic μ--e- Conversion in Nuclei and R-Parity Violating Supersymmetry

NUCLEAR STRUCTURE 27Al, 48Ti, 208Pb; calculated μ--e- conversion transition matrix elements; deduced limits on R-parity violating parameters. Minimal supersymmetric standard model.

doi: 10.1016/S0550-3213(00)00446-6
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2000KO08      Nucl.Phys. A665, 183 (2000)

T.S.Kosmas, Z.Ren, A.Faessler

The Inclusive μ - e Conversion Process with Renormalized Quasiparticle Random-Phase Approximation

NUCLEAR REACTIONS 48Ti, 60Ni, 72Ge, 112Cd, 162Yb, 208Pb(μ-, e-), E not given; calculated coherent and incoherent muon-electron conversion matrix elements. Renormalized quasiparticle RPA.

doi: 10.1016/S0375-9474(99)00688-0
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2000PA32      Nucl.Phys. A673, 171 (2000)

P.Papakonstantinou, E.Mavrommatis, T.S.Kosmas

Generalized Momentum Distribution in Finite Nuclei

NUCLEAR STRUCTURE 16O, 40Ca; calculated generalized momentum distributions; deduced finite-size effects.

doi: 10.1016/S0375-9474(00)00135-4
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2000PA35      Prog.Part.Nucl.Phys. 44, 87 (2000)

P.Papakonstantinou, E.Mavrommatis, T.S.Kosmas

Beyond the One-Body Momentum Distribution in Finite Nuclei

NUCLEAR STRUCTURE 16O; calculated generalized momentum distribution; deduced finite-size effects.

doi: 10.1016/S0146-6410(00)00061-2
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2000SI31      Phys.Rev. C62, 035502 (2000)

T.Siiskonen, J.Suhonen, T.S.Kosmas

Realistic Nuclear Matrix Elements for the Lepton-Flavor Violating μ- → e- Conversion in 27Al and 48Ti

NUCLEAR REACTIONS 27Al, 48Ti(μ-, e), E not given; calculated transition matrix elements; deduced flavor violation constraints.

doi: 10.1103/PhysRevC.62.035502
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1999SI20      Phys.Rev. C60, 062501 (1999)

T.Siiskonen, J.Suhonen, T.S.Kosmas

New Limits for Lepton-Flavor Violation from the μ- → e- Conversion in 27Al

NUCLEAR REACTIONS 27Al(μ-, e), E at rest; calculated transition matrix elements; deduced lepton-flavor violation limits.

ATOMIC PHYSICS, Mesic-atoms 27Al(μ-, e), E at rest; calculated transition matrix elements; deduced lepton-flavor violation limits.

doi: 10.1103/PhysRevC.60.062501
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1998KO41      Yad.Fiz. 61, No 7, 1261 (1998); Phys.Atomic Nuclei 61, 1161 (1998)

T.S.Kosmas, J.D.Vergados, A.Faessler

Muon-Number-Violating Processes in Nuclei

NUCLEAR REACTIONS 48Ti, 60Ni, 72Ge, 112Cd, 162Yb, 208Pb(μ-, e-), E not given; calculated exotic muon-electron conversion matrix elements, rates, mean excitation energies; deduced dominance of coherent mode.

1998SC47      Phys.Lett. 443B, 7 (1998)

J.Schwieger, T.S.Kosmas, A.Faessler

The Exotic μ- → e- Conversion Rates by Explicit Normalized Quasiparticle RPA Calculations

NUCLEAR REACTIONS 48Ti, 60Ni, 72Ge, 112Cd, 162Yb, 208Pb(μ-, e), E at rest; calculated ground-state nucleon-nucleon correlations, normalization factors, transition matrix elements; deduced constraints on flavor violating parameters. Renormalized quasiparticle RPA.

doi: 10.1016/S0370-2693(98)01331-8
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1997KO20      J.Phys.(London) G23, 693 (1997)

T.S.Kosmas, A.Faessler, J.D.Vergados

The New Limits of the Neutrinoless (μ-, e-) Conversion Branching Ratio

NUCLEAR REACTIONS 208Pb, 48Ti(μ-, e-), E not given; calculated exotic μ- → e- conversion ratio; deduced new limits on associated elementary particle parameters. Different models.

doi: 10.1088/0954-3899/23/6/008
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1997KO26      Phys.Rev. C56, 526 (1997)

T.S.Kosmas, A.Faessler, F.Simkovic, J.D.Vergados

State-by-State Calculations for All Channels of the Exotic (μ-, e-) Conversion Process

NUCLEAR STRUCTURE 48Ti, 60Ni, 72Ge, 112Cd, 162Yb, 208Pb; calculated coherent, total μ- → e- conversion matrix elements; deduceddependence on mass, Z. Quasiparticle RPA.

doi: 10.1103/PhysRevC.56.526
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1997SC33      Phys.Rev. C56, 2830 (1997)

J.Schwieger, A.Faessler, T.S.Kosmas

Detailed Study of the Incoherent μ- → e- Conversion Rate: Elimination of spurious contaminations from the 1- contribution

NUCLEAR STRUCTURE 48Ti, 60Ni, 72Ge, 112Cd, 162Yb, 208Pb; calculated incoherent muon-electron conversion matrix elements; deduced importance to lepton flavor violation studies. Quasiparticle RPA.

doi: 10.1103/PhysRevC.56.2830
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1996KO03      Phys.Rev. C53, 1409 (1996)

T.S.Kosmas, E.Oset

Charged Current Neutrino-Nucleus Reaction Cross Sections at Intermediate Energies

NUCLEAR REACTIONS 12C, 37Cl, 40Ar, 81Br, 71Ga, 98Mo, 115In, 127I, 205Tl(ν, e-), (ν, μ-), (ν, e+), (ν, μ+), E ≤ 0.5 GeV; calculated σ(E) for these and inclusive, semi-inclusive reactions.

doi: 10.1103/PhysRevC.53.1409
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1996KO34      Phys.Rep. 264, 251 (1996)

T.S.Kosmas, J.D.Vergados

-, e-) Conversion: A symbiosis of particle and nuclear physics

NUCLEAR STRUCTURE 48Ti, 60Ni, 72Ge, 112Cd, 162Yb, 208Pb; calculated coherent (μ-, e-) conversion matrix elements. Shell model, RPA approaches comparison.

doi: 10.1016/0370-1573(95)00041-0
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1994KO09      Nucl.Phys. A570, 637 (1994)

T.S.Kosmas, J.D.Vergados, O.Civitarese, A.Faessler

Study of the Muon Number Violating (μ-, e-) Conversion in a Nucleus by using Quasi-Particle RPA

NUCLEAR REACTIONS 48Ti(μ-, e-), E at rest; calculated total, coherent conversion rates. Quasiparticle RPA.

doi: 10.1016/0375-9474(94)90077-9
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1993CH28      Nucl.Phys. A559, 526 (1993)

H.C.Chiang, E.Oset, T.S.Kosmas, A.Faessler, J.D.Vergados

Coherent and Incoherent (μ-, e-) Conversion in Nuclei

NUCLEAR STRUCTURE A=12-238; calculated coherent, incoherent (μ-, e-) conversion matrix elements, form factors, widths. Flavour lepton number violating theories.

doi: 10.1016/0375-9474(93)90259-Z
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1992KO03      Nucl.Phys. A536, 72 (1992)

T.S.Kosmas, J.D.Vergados

Nuclear Densities with Fractional Occupation Probabilities of the States

NUCLEAR STRUCTURE 40Ca; calculated charge density distribution, charge form factor. Z=2-92; calculated mean square radii. Harmonic oscillator shell model, surface orbits fractional occupation probabilities.

doi: 10.1016/0375-9474(92)90246-G
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1991AN05      Can.J.Phys. 69, 114 (1991)

G.S.Anagnostatos, T.S.Kosmas, E.F.Hefter, C.N.Panos

Semiclassical Approximation for the Isotopic Shift of Charge Radii in Ca Isotopes

NUCLEAR STRUCTURE 40,41,42,43,44,45,46,47,48Ca; analyzed isotope shift, rms charge, mass radii. Isomorphic shell model.

doi: 10.1139/p91-017
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1990KO10      Nucl.Phys. A510, 641 (1990)

T.S.Kosmas, J.D.Vergados

Study of the Flavour Violating (μ-, e-) Conversion in Nuclei

NUCLEAR STRUCTURE A=4-208; calculated total (μ-, e-) conversion rate; deduced coherent conversion rate ratio. Shell model, effective operators.

doi: 10.1016/0375-9474(90)90353-N
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1989KO01      Phys.Lett. 217B, 19 (1989)

T.S.Kosmas, J.D.Vergados

Sum Rules for the Inclusive μ-e Conversion Exotic Reaction

NUCLEAR STRUCTURE A=4-208; calculated (μ-, e-) total conversion rate. Sum rules.

doi: 10.1016/0370-2693(89)91508-6
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1988KO30      Phys.Lett. 215B, 460 (1988)

T.S.Kosmas, J.D.Vergados

Nuclear Matrix Elements for the Coherent μ-e Conversion Process

NUCLEAR STRUCTURE A ≤ 200; analyzed n, p elastic nuclear form factor systematics; deduced coherent (μ-e) conversion process matrix elements.

doi: 10.1016/0370-2693(88)91341-X
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