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NSR database version of May 10, 2024.

Search: Author = F.Iachello

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2022GA03      Phys.Rev. C 105, 014305 (2022)

N.Gavrielov, A.Leviatan, F.Iachello

Zr isotopes as a region of intertwined quantum phase transitions

NUCLEAR STRUCTURE 92,94,96,98,100,102,104,106,108,110Zr; calculated positive-parity levels up to 12+, bands, B(E2), symmetries for the lowest 0+ and 2+ states, potential energy surface contour plots in the (β, γ) plane, S(2n), isotope shifts, ρ(E0), magnetic moments of the first 2+ states; deduced intertwined quantum phase transitions (IQPTs) for weakly deformed to prolate deformed and finally to γ-unstable nuclei, associated with the U(5), SU(3) and SO(6) dynamical symmetry limits of the IBM. Calculations based on definite symmetry-based framework, in the interacting boson model with configuration mixing (IBM-CM). Comparison with other theoretical calculations, and with experimental data.

doi: 10.1103/PhysRevC.105.014305
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2022GA28      Phys.Rev. C 106, L051304 (2022)

N.Gavrielov, A.Leviatan, F.Iachello

Mixed configurations and intertwined quantum phase transitions in odd-mass nuclei

NUCLEAR STRUCTURE 93,95,97,99,101,103,105Nb; calculated levels, J, π, B(E2), B(M1), percentage of the intruder component in the ground and first excited positive parity states, quadrupole moments, magnetic moments. 92Zr; calculated levels, J, π, B(E2), B(M1). Interacting boson-fermion model with configuration mixing. Comparison to experimental data.

doi: 10.1103/PhysRevC.106.L051304
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2021BI01      Nucl.Phys. A1006, 122077 (2021)

R.Bijker, F.Iachello

Cluster structure of 20Ne: Evidence for D3h symmetry

NUCLEAR STRUCTURE 20Ne; calculated B(E2), form factors, rms radii, energy levels, rotational bands, B(Eλ), cluster configurations with bi-pyramidal structure symmetry.

doi: 10.1016/j.nuclphysa.2020.122077
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2021BI04      Nucl.Phys. A1010, 122193 (2021)

R.Bijker, F.Iachello

Cluster structure of 21Ne and 21Na

NUCLEAR STRUCTURE 21Ne, 21Na; calculated energy levels, J, π within the framework of the cluster shell model (CSM).

doi: 10.1016/j.nuclphysa.2021.122193
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2021KO10      Phys.Rev. C 103, 044302 (2021)

J.Kotila, F.Iachello

Nuclear matrix elements for Majoron-emitting double-β decay

RADIOACTIVITY 76Ge, 82Se, 96Zr, 100Mo, 110Pd, 116Cd, 124Sn, 128,130Te, 134,136Xe, 148,150Nd, 154Sm, 160Gd, 198Pt, 232Th, 238U(2β-); calculated nuclear matrix elements (NMEs) for Majoron-emitting neutrinoless double-beta decay, limits on the Majoron-neutrino coupling constants for neutrino-less ββ decay of 76Ge, 130Te and 136Xe. Calculations based on interacting Boson Model IBM-2.

doi: 10.1103/PhysRevC.103.044302
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2020BI02      Prog.Part.Nucl.Phys. 110, 103735 (2020)

R.Bijker, F.Iachello

Cluster structure of light nuclei

NUCLEAR STRUCTURE 8,9Be, 9B, 16O; analyzed available data; deduced cluster structure of light nuclei within the framework of the algebraic cluster model (ACM) for nuclei.

doi: 10.1016/j.ppnp.2019.103735
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2020GA01      Phys.Scr. 95, 24001 (2020)

N.Gavrielov, A.Leviatan, F.Iachello

Interplay between shape-phase transitions and shape coexistence in the Zr isotopes

NUCLEAR STRUCTURE 90,92,94,96,98,100,102,104,106,108,110Zr; calculated energy levels, J, π, B(E2).

doi: 10.1088/1402-4896/ab456b
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2019BI03      Phys.Rev.Lett. 122, 162501 (2019)

R.Bijker, F.Iachello

Evidence for Triangular D'3h Symmetry in 13C

NUCLEAR STRUCTURE 12,13C; calculated rotational spectra, energy levels, J, π, B(Eλ).

doi: 10.1103/PhysRevLett.122.162501
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2019GA21      Phys.Rev. C 99, 064324 (2019)

N.Gavrielov, A.Leviatan, F.Iachello

Intertwined quantum phase transitions in the Zr isotopes

NUCLEAR STRUCTURE 90,92,94,96,98,100,102,104,106,108,110Zr; calculated levels, J, π, B(E2), differences in rms charge radii, S(2n), and contour plots in (β, γ) plane of the lowest eigenpotential surface. Interacting boson model with configuration mixing. Comparison with experimental values. Discussed intertwined quantum phase transitions.

doi: 10.1103/PhysRevC.99.064324
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2018DE12      Nucl.Phys. A973, 1 (2018)

V.Della Rocca, F.Iachello

Cluster shell model: I. Structure of 9Be, 9B

NUCLEAR STRUCTURE 9Be, 9B; calculated sp levels, J, π in cluster potentials with given symmetry (appropriate to 8Be, 12C, 16O), binding energy, Q, deformation, B(E1), B(E2), B(E3), B(E4), B(E5), B(M1), μ, quadrupole moment, rotational bands, form factors, inertia moment and its components, matter radius, radial matter distribution, β-decay log ft using CSM (Cluster Shell Model). Compared with data and with ab initio, phenomenological shell model, LCAO (Linear Combination of Atomic Orbitals).

doi: 10.1016/j.nuclphysa.2018.02.003
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2017BI01      Nucl.Phys. A957, 154 (2017)

R.Bijker, F.Iachello

The algebraic cluster model: Structure of 16O

NUCLEAR STRUCTURE 16O; calculated levels, J, π, gs rotational band, vibrational bands, form factors, B(E1), B(E2), B(E3), B(E4), B(E6) for selected states using four-body clusters with both continuous and discrete symmetries. Form factors compared with available data.

doi: 10.1016/j.nuclphysa.2016.08.008
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2017DE19      Nucl.Phys. A966, 158 (2017)

V.Della Rocca, R.Bijker, F.Iachello

Single-particle levels in cluster potentials

NUCLEAR STRUCTURE 8Be, 12C, 16O; calculated structure, cluster density distribution using α-cluster shell model and specific cluster potential. 9Be, 9B, 13C, 13N, 17O, 17F (cluster α nuclei plus or minus 1 nucleon); calculated single-particle levels, J, π vs deformation.

doi: 10.1016/j.nuclphysa.2017.06.032
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2017ZH13      Phys.Rev. C 95, 034306 (2017)

Y.Zhang, F.Iachello

Two-nucleon transfer reactions as a test of quantum phase transitions in nuclei

NUCLEAR REACTIONS 152,154,156,158,160Gd, 148,150,152,154Sm, 146,148Nd(p, t), (t, p), E not given; 144,150Nd(t, p), E not given; calculated two-neutron transfer intensities using interacting boson model (IBM), and compared with experimental data; deduced quantum phase transition (QPT) between spherical U(5) and axially deformed SU(3) shapes.

doi: 10.1103/PhysRevC.95.034306
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2017ZH25      Phys.Rev. C 95, 061304 (2017)

Y.Zhang, F.Iachello

Jacobi-type transitions in the interacting boson model

NUCLEAR STRUCTURE 152,154,156,158,160,162Gd; calculated Jacobi-type transitions from axial to triaxial configurations, and excited state quantum phase transitions (ESQPT) using interacting boson model; deduced empirical evidence for such transitions in rotational spectra of 156,158,160,162Gd.

doi: 10.1103/PhysRevC.95.061304
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2015BA12      Phys.Rev. C 91, 034304 (2015)

J.Barea, J.Kotila, F.Iachello

0νββ and 2νββ nuclear matrix elements in the interacting boson model with isospin restoration

doi: 10.1103/PhysRevC.91.034304
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2015KO15      Phys.Rev. C 91, 064310 (2015)

J.Kotila, J.Barea, F.Iachello

Phase-space factors and half-life predictions for Majoron-emitting β-β- decay

RADIOACTIVITY 48Ca, 76Ge, 82Se, 96Zr, 100Mo, 110Pd, 116Cd, 124Sn, 128,130Te, 134,136Xe, 148,150Nd, 154Sm, 160Gd, 198Pt, 232Th, 238U(2β-); calculated Phase space factors using screened exact finite size Coulomb wave functions, half-lives for Majoron-emitting double-beta decay, single electron spectra, summed electron spectra, and angular correlations between the two outgoing electrons for 136Xe 0νββM decay mode. Comparison with experimental data for half-lives.

doi: 10.1103/PhysRevC.91.064310
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2015SP02      Phys.Rev.Lett. 114, 192504 (2015)

M.Spieker, S.Pascu, A.Zilges, F.Iachello

Origin of Low-Lying Enhanced E1 Strength in Rare-Earth Nuclei

NUCLEAR STRUCTURE 142,144,146,148,150Nd, 148,150Sm, 156,160Gd, 162,164Dy; calculated B(E1) distributions. spdf interacting boson model calculations, comparison with experimental data.

doi: 10.1103/PhysRevLett.114.192504
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2014BI04      Phys.Rev.Lett. 112, 152501 (2014)

R.Bijker, F.Iachello

Evidence for Tetrahedral Symmetry in 16O

NUCLEAR STRUCTURE 16O; analyzed energy levels, J, π, B(E3), B(E4), B(E6) values; deduced cluster states, rotational bands, tetrahedral symmetry.

doi: 10.1103/PhysRevLett.112.152501
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2014KO18      Phys.Rev. C 89, 064319 (2014)

J.Kotila, J.Barea, F.Iachello

Neutrinoless double-electron capture

RADIOACTIVITY 124Xe, 152Gd, 156Dy, 164Er, 180W(2EC); calculated prefactors, nuclear matrix elements, half-lives for 0νϵϵ decay mode for light and heavy neutrino exchange. IBM-2 model and Argonne short-range correlation (SRC).

NUCLEAR STRUCTURE 124Xe, 124Te, 152Gd, 152Sm, 156Dy, 156Gd, 164Er, 164Dy, 180W, 180Hf; calculated levels, J, π using microscopic interacting boson model (IBM-2). Comparison with experimental data.

doi: 10.1103/PhysRevC.89.064319
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2013BA05      Phys.Rev. C 87, 014315 (2013)

J.Barea, J.Kotila, F.Iachello

Nuclear matrix elements for double-β decay

RADIOACTIVITY 48Ca, 76Ge, 82Se, 96Zr, 100Mo, 110Pd, 116Cd, 124Sn, 128,130Te, 148,150Nd, 154Sm, 160Gd, 198Pt(2β-); calculated nuclear matrix elements, half-lives for neutrinoless and two-neutrino double-β decay; deduced limits on ν mass from experiments and calculations, gA, gV. Microscopic interacting boson model (IBM-2). Light neutrino and heavy neutrino exchange. Comparison with QRPA-Tu and ISM calculation.

doi: 10.1103/PhysRevC.87.014315
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2013BA18      Phys.Rev. C 87, 057301 (2013)

J.Barea, J.Kotila, F.Iachello

Neutrinoless double-positron decay and positron-emitting electron capture in the interacting boson model

RADIOACTIVITY 58Ni, 64Zn, 78Kr, 96Ru, 106Cd, 124Xe, 130Ba, 136Ce(2β+), (2EC), (β+EC); calculated nuclear matrix elements for 0νββ, 0νϵβ, and 0νϵϵ decay modes, half-lives. Microscopic interacting boson model (IBM-2).

doi: 10.1103/PhysRevC.87.057301
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2013KO08      Phys.Rev. C 87, 024313 (2013)

J.Kotila, F.Iachello

Phase space factors for β+β+ decay and competing modes of double-β decay

RADIOACTIVITY 78Kr, 96Ru, 106Cd, 124Xe, 130Ba, 136Ce(2β+), (β+EC), (2EC); 50Cr, 58Ni, 64Zn, 74Se, 84Sr, 92Mo, 102Pd, 112Sn, 120Te, 144Sm, 156Dy, 162Er, 168Yb, 174Hf, 184Os, 190Pt(β+EC), (2EC); 40Ca, 54Fe, 108Cd, 126Xe, 132Ba, 138Ce, 158Dy, 180W, 196Hg(2EC); calculated phase space factors, positron spectra, angular correlations between two outgoing positrons, effective nuclear matrix elements for 2νββ decay using Dirac wave functions with finite nuclear size and electron screening. Comparison with previous theoretical studies.

doi: 10.1103/PhysRevC.87.024313
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2012BA30      Phys.Rev.Lett. 109, 042501 (2012)

J.Barea, J.Kotila, F.Iachello

Limits on Neutrino Masses from Neutrinoless Double-β Decay

RADIOACTIVITY 48Ca, 76Ge, 82Se, 96Zr, 100Mo, 110Pd, 116Cd, 124Sn, 128,130Te, 136Xe, 148,150Nd, 154Sm, 160Gd, 198Pt(2β-); analyzed theoretical and experimental data; calculated neutrinoless nuclear matrix elements; deduced neutrino mass limits.

doi: 10.1103/PhysRevLett.109.042501
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2012KO10      Phys.Rev. C 85, 034316 (2012)

J.Kotila, F.Iachello

Phase-space factors for double-β decay

RADIOACTIVITY 48Ca, 76Ge, 82Se, 96Zr, 100Mo, 110Pd, 116Cd, 124Sn, 128Te, 130Te, 136Xe, 148Nd, 150Nd, 154Sm, 160Gd, 198Pt, 232Th, 238U(2β-); calculated phase-space factors, Single-electron spectra, summed energy spectra, half-lives, angular correlations, effective nuclear matrix elements for 2νββ and 0νββ decay modes. Exact Dirac wave functions with finite nuclear size and electron screening. Comparison with previous studies and experimental data.

doi: 10.1103/PhysRevC.85.034316
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2009BA20      Phys.Rev. C 79, 044301 (2009)

J.Barea, F.Iachello

Neutrinoless double-β decay in the microscopic interacting boson model

RADIOACTIVITY 76Ge, 82Se, 100Mo, 128,130Te, 136Xe, 150Nd, 154Sm(2β-); calculated neutrinoless double-beta decay nuclear matrix elements, dependence of matrix elements on neutron number, valence neutron pairs and proton number. Microscopic interacting boson model, shell model and quasiparticle random phase approximation (QRPA) calculations.

doi: 10.1103/PhysRevC.79.044301
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2007CA01      Nucl.Phys. A781, 26 (2007)

M.A.Caprio, F.Iachello

Analytic descriptions for transitional nuclei near the critical point

doi: 10.1016/j.nuclphysa.2006.10.032
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2006FR09      Phys.Rev. C 73, 061302 (2006)

A.Frank, P.Van Isacker, F.Iachello

Phase transitions in configuration mixed models

NUCLEAR STRUCTURE Cd, Pd, Ru, Mo, Zr, Sr; analyzed two-neutron separation energies, phase transition features.

doi: 10.1103/PhysRevC.73.061302
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2005IA02      Int.J.Mod.Phys. E14, 137 (2005)

F.Iachello

Symmetry in nuclei

NUCLEAR STRUCTURE 152Sm, 156Gd, 190Os, 191Ir, 196Au; analyzed levels, J, π, symmetry features.

doi: 10.1142/S0218301305002862
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2005IA03      Nucl.Phys. A751, 329c (2005)

F.Iachello

Symmetry in nuclei and beyond

doi: 10.1016/j.nuclphysa.2005.02.012
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2005IA05      Phys.Rev.Lett. 95, 052503 (2005)

F.Iachello

Dynamic Supersymmetries of Differential Equations with Applications to Nuclear Spectroscopy

doi: 10.1103/PhysRevLett.95.052503
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2004BI09      Phys.Rev. C 69, 068201 (2004)

R.Bijker, F.Iachello

Reanalysis of the nucleon spacelike and timelike electromagnetic form factors in a two-component model

NUCLEAR STRUCTURE 1n, 1H; analyzed electromagnetic form factors. Two-component model.

doi: 10.1103/PhysRevC.69.068201
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2004CA48      Phys.Rev.Lett. 93, 242502 (2004)

M.A.Caprio, F.Iachello

Phase Structure of the two-Fluid Proton-Neutron System

doi: 10.1103/PhysRevLett.93.242502
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2004IA03      Eur.Phys.J. A 19, Supplement 1, 29 (2004)

F.Iachello

Structure of the nucleon from electromagnetic form factors

NUCLEAR STRUCTURE 1n, 1H; analyzed form factor data, symmetry effects.

doi: 10.1140/epjad/s2004-03-005-1
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2004IA05      Eur.Phys.J. A 20, 1 (2004)

F.Iachello

Symmetry in physics: On the occasion of receiving the 2002 Lise Meitner medal

doi: 10.1140/epja/i2003-10193-0
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2004IA06      Phys.Rev. C 69, 055204 (2004)

F.Iachello, Q.Wan

Structure of the nucleon from electromagnetic timelike form factors

NUCLEAR STRUCTURE 1n, 1H; analyzed timelike and spacelike electromagnetic form factors.

doi: 10.1103/PhysRevC.69.055204
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2004IA07      Phys.Rev.Lett. 92, 212501 (2004)

F.Iachello, N.V.Zamfir

Quantum Phase Transitions in Mesoscopic Systems

NUCLEAR STRUCTURE 148,150,152,154Sm, 152,154,156,158,160Gd; analyzed transitions B(E2), isomer shifts, phase transition features.

doi: 10.1103/PhysRevLett.92.212501
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2004IA09      Fizika(Zagreb) B 13, 13 (2004)

F.Iachello

Structure of the nucleon from electromagnetic form factors

NUCLEAR STRUCTURE 1n, 1H; analyzed electromagnetic form factor data; deduced structure features.


2003IA03      Phys.Rev.Lett. 91, 132502 (2003)

F.Iachello

Phase Transitions in Angle Variables

NUCLEAR STRUCTURE 166,168Er, 164Dy; analyzed one- and two-phonon vibrational states features, possible phase transitions in angle variables. Interacting boson model.

doi: 10.1103/PhysRevLett.91.132502
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2001IA01      Phys.Rev.Lett. 87, 052502 (2001)

F.Iachello

Analytic Description of Critical Point Nuclei in a Spherical-Axially Deformed Shape Phase Transition

doi: 10.1103/PhysRevLett.87.052502
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2000AR21      Ann.Phys.(New York) 281, 2 (2000)

A.Arima, F.Iachello

Interacting Boson Model of Collective States I. The Vibrational Limit

NUCLEAR STRUCTURE 102Rh, 110Cd, 188Pt, 100Pd, 150Sm, 152Gd, 156Er; calculated levels. Interacting boson model. Reprint of earlier article.

doi: 10.1006/aphy.2000.6007
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2000BI13      Phys.Rev. C61, 067305 (2000)

R.Bijker, F.Iachello

Cluster States in Nuclei as Representations of a U(ν + 1) Group

NUCLEAR STRUCTURE 12C; calculated levels, J, π. Cluster model.

doi: 10.1103/PhysRevC.61.067305
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2000IA03      Phys.Rev.Lett. 85, 3580 (2000)

F.Iachello

Dynamic Symmetries at the Critical Point

doi: 10.1103/PhysRevLett.85.3580
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1999GE20      Prog.Theor.Phys.(Kyoto) 101, 1261 (1999)

A.Gelberg, F.Iachello, T.Otsuka, R.V.Jolos

Generation of Irreducible Representations in the 0(6) Limit of the IBM

doi: 10.1143/PTP.101.1261
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1999IA01      J.Phys.(London) G25, 655 (1999)

F.Iachello

Dynamic Symmetries in Nuclei

doi: 10.1088/0954-3899/25/4/014
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1999TO03      Phys.Rev. C59, 1526 (1999)

E.Tomasi-Gustafsson, M.P.Rekalo, R.Bijker, A.Leviatan, F.Iachello

Sensitivity of Tensor Analyzing Power in the Process d + p → d + X to the Longitudinal Isoscalar Form Factor of the Roper Resonance Electroexcitation

NUCLEAR REACTIONS 1H(polarized d, d'X), E at 3.7-9 GeV/c; calculated tensor analyzing power T20(q); deduced resonance contributions. Algebraic collective model.

doi: 10.1103/PhysRevC.59.1526
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1998SA11      Eur.Phys.J. A 1, 307 (1998)

E.Santopinto, F.Iachello, M.M.Giannini

Nucleon Form Factors in a Simple Three-Body Quark Model

doi: 10.1007/s100500050065
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1997SA49      Nucl.Phys. A623, 100c (1997)

E.Santopinto, F.Iachello, M.M.Giannini

Exactly Solvable Models of Baryon Spectroscopy

doi: 10.1016/S0375-9474(97)00427-2
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1996BI14      Phys.Rev. C54, 1935 (1996)

R.Bijker, F.Iachello, A.Leviatan

Electromagnetic Form Factors in a Collective Model of the Nucleon

NUCLEAR STRUCTURE 1H, 1n; analyzed electromagnetic form factors, helicity amplitudes data. Collective baryons model, algebraic approach to hadron structure.

doi: 10.1103/PhysRevC.54.1935
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1996CA10      Phys.Rev. C53, 1618 (1996)

S.Cacciamani, G.Bonsignori, F.Iachello, D.Vretenar

Broken Pairs in the Interacting Boson Model: Projection of spurious states

NUCLEAR STRUCTURE 116Sn, 82Sr; calculated levels, B(λ). Interacting boson model, broken pairs, spurious states projection.

doi: 10.1103/PhysRevC.53.1618
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1994IA01      Nucl.Phys. A570, 145c (1994)

F.Iachello

Superconductivity in Finite Fermi Systems

NUCLEAR STRUCTURE N=51-81; compiled, reviewed observed, ideal spectra in Sn isotopes; deduced interacting boson model of metal clusters possibility.

doi: 10.1016/0375-9474(94)90278-X
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1993IA01      Nucl.Phys. A560, 23 (1993)

F.Iachello

Algebraic Methods in Quantum Mechanics with Applications to Nuclear and Molecular Structure

NUCLEAR STRUCTURE 156Gd; analyzed levels. 134Ba; analyzed E2 γ-transition branching ratios. Algebraic methods.

doi: 10.1016/0375-9474(93)90080-H
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1991IA01      Phys.Rev. C43, R945 (1991)

F.Iachello, D.Vretenar

Physics of High-Spin States in Nuclei

NUCLEAR STRUCTURE 194Hg; calculated yrast levels. Interacting boson model, two broken pairs.

doi: 10.1103/PhysRevC.43.R945
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1991IA02      Nucl.Phys. A522, 83c (1991)

F.Iachello

Physics of High-Spin States in the Interacting Boson Model

NUCLEAR STRUCTURE 192Hg; analyzed data; deduced superdeformed band features. Other nuclei discussed. Interacting boson model.

doi: 10.1016/0375-9474(91)90052-8
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1990IA01      Nucl.Phys. A507, 43c (1990)

F.Iachello

The Shell Model and the Interacting Boson Model

NUCLEAR STRUCTURE A=18-140; compiled calculated level spectra, B(λ). Interacting boson, shell model relationships.

doi: 10.1016/0375-9474(90)90567-6
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1990IA02      Fizika(Zagreb) 22, 57 (1990)

F.Iachello

Generalized Alaga Rules

NUCLEAR STRUCTURE 124,126,128,130Xe; calculated B(λ) ratios; deduced dynamical supersymmetry, symmetry connection to generalized Alaga rules. 197Au; calculated B(λ); deduced dynamical supersymmetry, symmetry connection to generalized Alaga rules.


1989AL21      Nucl.Phys. A501, 585 (1989)

Y.Alhassid, F.Iachello

Algebracic Approach to Heavy-Ion Reactions

NUCLEAR REACTIONS 24Mg(16O, 16O), (16O, 16O'), (16O, 12C), E(cm)=27.8 MeV; calculated σ(θ). Algebraic approach.

doi: 10.1016/0375-9474(89)90150-4
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1989DE07      Phys.Lett. 218B, 399 (1989)

F.Dellagiacoma, F.Iachello

Beta Decay of Odd-A Nuclei in the Interacting Boson-Fermion Model

NUCLEAR STRUCTURE 118,120,122,124,126,128,130,132I; calculated Gamow-Teller transition matrix elements. Interacting boson-fermion model.

doi: 10.1016/0370-2693(89)91434-2
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1989IA01      Ann.Phys.(New York) 192, 133 (1989)

F.Iachello

The Role of Dynamic Symmetries and Supersymmetries in Nuclear Physics

NUCLEAR STRUCTURE 110Cd, 156Gd, 196Pt; calculated levels; deduced dynamical symmetry role. 190Os, 191Ir; calculated levels; deduced dynamical supersymmetry role. Dynamic symmetries, supersymmetries.

doi: 10.1016/0003-4916(89)90122-X
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1988AL06      Phys.Lett. 201B, 183 (1988)

Y.Alhassid, F.Iachello, B.Shao

A Study of Heavy-Ion Reactions in the Algebraic Scattering Theory

NUCLEAR REACTIONS 24Mg(16O, 16O), (16O, 16O'), 28Si(12C, 12C), (12C, 12C'), E(cm)=27.8 MeV; calculated σ(θ). Algebraic scattering theory.

doi: 10.1016/0370-2693(88)90208-0
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1988KU15      Phys.Lett. 209B, 420 (1988)

D.Kusnezov, F.Iachello

A Study of Collective Octupole States in Barium in the Interacting Boson Model

NUCLEAR STRUCTURE 140,142,144,146,148Ba; calculated levels, B(λ) ratios. Interacting spdf boson model.

doi: 10.1016/0370-2693(88)91166-5
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1987EN05      Nucl.Phys. A472, 61 (1987)

J.Engel, F.Iachello

Interacting Boson Model of Collective Octupole States (I). The Rotational Limit

NUCLEAR STRUCTURE 220,222,224,226,218Ra; calculated levels, B(λ) ratios. Interacting boson model.

doi: 10.1016/0375-9474(87)90220-X
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1985AL25      Phys.Lett. 164B, 241 (1985)

C.E.Alonso, J.M.Arias, F.Iachello

Nuclear Structure Information Obtained from Charge Radii

NUCLEAR STRUCTURE 126,128,129,130,131,132,133,134Xe, 121,123,125,127,129,131,133,135Cs; analyzed rms charge radii data. Interacting boson model.

doi: 10.1016/0370-2693(85)90317-X
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1985BI02      Ann.Phys.(New York) 161, 360 (1985)

R.Bijker, F.Iachello

Interacting Boson-Fermion Model of Collective States. III. The SO(6)(x)U(2) Limit

NUCLEAR STRUCTURE 195Pt; calculated levels, B(E2), one-nucleon transfer S. Interacting boson-fermion model, SO(6)xU(2) limit.

doi: 10.1016/0003-4916(85)90085-5
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1985IA02      Phys.Lett. 160B, 1 (1985)

F.Iachello

Local Versus Global Isospin Symmetry in Nuclei

NUCLEAR STRUCTURE 18O, 220Ra; calculated dipole moments, B(E1). 150Nd; calculated dipole moments, B(E1), E1 strength distribution; deduced isospin, symmetry connection. Octupole, clustering deformations.

doi: 10.1016/0370-2693(85)91455-8
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1985MA07      Phys.Lett. 152B, 17 (1985)

G.Maino, A.Ventura, L.Zuffi, F.Iachello

Photon Scattering in the Interacting Boson Model

NUCLEAR REACTIONS 232Th(γ, X), E=9-17 MeV; 238U(γ, X), E=8-20 MeV; calculated photoabsorption σ(E). Interacting boson model.

doi: 10.1016/0370-2693(85)91130-X
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1984AL19      Phys.Lett. 144B, 141 (1984)

C.E.Alonso, J.M.Arias, R.Bijker, F.Iachello

A Calculation of Low-Lying Collective States in Odd-Even Nuclei

NUCLEAR STRUCTURE 109,111,113,115,117,119,121,123,125,127,129Xe; 111,113,115,117,119,121,123,125,127,129,131,133Cs; calculated negative parity states.

doi: 10.1016/0370-2693(84)91790-8
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1984MA55      Phys.Rev. C30, 2101 (1984)

G.Maino, A.Ventura, L.Zuffi, F.Iachello

Properties of Giant Resonances in the Interacting Boson Model

NUCLEAR STRUCTURE 144,146,148,150Nd, 148,150,152,154Sm; calculated collective GDR, E1 transition strength distribution. Interacting boson model.

NUCLEAR REACTIONS 144,146,148,150Nd, 148,150,152,154Sm(γ, X), E=8-20 MeV; calculated photoabsorption σ(E); deduced model parameters. Interacting boson model.

doi: 10.1103/PhysRevC.30.2101
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1983BA16      Phys.Rev. C27, 1761 (1983)

A.B.Balantekin, I.Bars, R.Bijker, F.Iachello

New Class of Supersymmetry in Nuclei

NUCLEAR STRUCTURE 195Pt; calculated levels; deduced new supersymmetry classification.

doi: 10.1103/PhysRevC.27.1761
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1983DA28      Phys.Lett. 131B, 281 (1983)

H.Daley, F.Iachello

Alpha-Clustering in Heavy Nuclei

NUCLEAR STRUCTURE 216,218,220,222,224,226,228,230Ra, 218,220,222,224,226,228,230,232Th; calculated levels. 224Ra; calculated configuration mixing. Algebraic approach, α-clustering.

doi: 10.1016/0370-2693(83)90498-7
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1983IA01      Nucl.Phys. A396, 233c (1983)

F.Iachello

Algebraic Approach to Nuclear Structure

NUCLEAR STRUCTURE 20Ne, 220,222,224,226,228Ra, 224,226,228,230,232,234Th, 8Be; calculated levels. Cluster model, algebraic approach.

doi: 10.1016/0375-9474(83)90022-2
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1981BA24      Phys.Rev.Lett. 47, 19 (1981)

A.B.Balantekin, I.Bars, F.Iachello

U(6/4) Dynamical Supersymmetry in Nuclei

NUCLEAR STRUCTURE 190Os, 191Ir; calculated levels; deduced supersymmetry scheme. Group, U(6/4).

doi: 10.1103/PhysRevLett.47.19
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1981BA47      Nucl.Phys. A370, 284 (1981)

A.B.Balantekin, I.Bars, F.Iachello

U(6/4) Supersymmetry in Nuclei

NUCLEAR STRUCTURE 196Pt, 191,193Ir, 190,192Os; calculated levels; deduced supersymmetry scheme. 198,196Hg, 192,194,196Pt, 191,193Ir, 190,192Os; calculated B(E2); deduced supersymmetry scheme. Group, U(6/4).

doi: 10.1016/0375-9474(81)90078-6
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1981IA01      Ann.Phys.(New York) 136, 19 (1981)

F.Iachello, S.Kuyucak

Interacting Boson-Fermion Model of Collective States 1. The Spin (6) Limit

NUCLEAR STRUCTURE 191,193Ir; calculated levels, B(λ), quadrupole moments, μ. Interacting boson, fermion model, spin (6) limit.

doi: 10.1016/0003-4916(81)90085-3
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1980DI08      Phys.Rev.Lett. 44, 1747 (1980)

A.E.L.Dieperink, O.Scholten, F.Iachello

Classical Limit of the Interacting-Boson Model

NUCLEAR STRUCTURE Nd, Sm, Gd, Os, Pt; calculated two-neutron separation energies, equilibrium shapes; deduced nature of shape transitions. Interacting boson model.

doi: 10.1103/PhysRevLett.44.1747
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1980IA01      Phys.Rev.Lett. 44, 772 (1980)

F.Iachello

Dynamical Supersymmetries in Nuclei

NUCLEAR STRUCTURE 192Pt, 191Ir; calculated levels; deduced supersymmetry structure of levels.

doi: 10.1103/PhysRevLett.44.772
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1980IA02      Phys.Lett. 91B, 189 (1980)

F.Iachello, O.Scholten

New Coupling Scheme in the Interacting Boson-Fermion Model: O(6) Spectra in Odd-A Nuclei

NUCLEAR STRUCTURE 191Au; calculated levels. Interacting boson-fermion model.

doi: 10.1016/0370-2693(80)90427-X
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1979IA01      Phys.Rev.Lett. 43, 679 (1979)

F.Iachello, O.Scholten

Interacting Boson-Fermium Model of Collective States in Odd-A Nuclei

NUCLEAR STRUCTURE 155Eu; calculated spectra. Interacting boson-fermion model.

doi: 10.1103/PhysRevLett.43.679
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1979IA02      Phys.Lett. 89B, 1 (1979)

F.Iachello, G.Puddu, O.Scholten, A.Arima, T.Otsuka

A Calculation of Low-Lying Collective States in Even-Even Nuclei

NUCLEAR STRUCTURE 108,110,112,114,116,118,120,122,124,126,128,130,132Xe, 110,112,114,116,118,120,122,124,126,128,130,132,134Ba, 112,114,116,118,120,122,124,126,128,130,132,134,136Ce; calculated collective states. Proton-neutron interacting boson model.

doi: 10.1016/0370-2693(79)90061-3
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1978DI07      Phys.Lett. 76B, 135 (1978)

A.E.L.Dieperink, F.Iachello, A.Rinat, C.Creswell

Electron Scattering in the Interacting Boson Model

NUCLEAR STRUCTURE 150Nd, 150,152,154Sm; calculated B(E2). Interacting boson model.

doi: 10.1016/0370-2693(78)90259-9
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1976AR09      Ann.Phys. (New York) 99, 253 (1976)

A.Arima, F.Iachello

Interacting Boson Model of Collective States. I. The Vibrational Limit

NUCLEAR STRUCTURE 102Ru, 110Cd, 188Pt, 100Pd, 150Sm, 152Gd, 156Er; calculated levels. Interacting boson model.

doi: 10.1016/0003-4916(76)90097-X
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1975AR09      Phys.Lett. 57B, 39 (1975)

A.Arima, F.Iachello

Elementary Excitations in Vibrational Nuclei

NUCLEAR STRUCTURE 152Gd; calculated levels.

doi: 10.1016/0370-2693(75)90238-5
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1974IA02      Phys.Lett. 48B, 81 (1974)

F.Iachello, P.P.Singh

Effects of Intermediate Channels in Isospin Forbidden Reactions

NUCLEAR REACTIONS 12C(d, d'); calculated intermediate channels contribution to isospin forbidden reactions.

doi: 10.1016/0370-2693(74)90647-9
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1974IA03      Nucl.Phys. A228, 356 (1974)

F.Iachello, S.Bastiani

Effects of Proton Pair Vibrations in the Low-Lying Spectrum of Closed-Shell Nuclei: Structure of 48Ca

NUCLEAR STRUCTURE 48Ca; calculated levels.

doi: 10.1016/0375-9474(74)90439-4
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1974IA04      Phys.Lett. 53B, 309 (1974)

F.Iachello, A.Arima

Boson Symmetries in Vibrational Nuclei

NUCLEAR STRUCTURE 100Pd; calculated levels.

doi: 10.1016/0370-2693(74)90389-X
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1974SM05      Phys.Lett. 53B, 337 (1974)

J.W.Smits, F.Iachello, R.H.Siemssen, A.Van der Woude

Coherence Effects in the (p, α) Reaction

NUCLEAR REACTIONS 118Sn(p, α), E=22 MeV; measured σ(Eα, θ). 115Sn levels deduced S.

doi: 10.1016/0370-2693(74)90396-7
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1974VA17      Phys.Rev.Lett. 33, 712 (1974)

S.Y.van der Werf, B.R.Kooistra, W.H.A.Hesselink, F.Iachello, L.W.Put, R.H.Siemssen

Deeply Bound Hole States as a Giant-Resonance-Like Phenomenon

NUCLEAR REACTIONS 112,116,118,120,122,124Sn(d, t), E=50 MeV; measured σ(Et, θ). 115Sn resonances deduced L. 111,115,117,119,121,123Sn deduced resonance structure.

doi: 10.1103/PhysRevLett.33.712
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1973FE04      Phys.Lett. 45B, 7 (1973)

H.Feshbach, F.Iachello

The Interacting Boson Model Structure of 16O

NUCLEAR STRUCTURE 16O; calculated levels, α-width, B(E2), interacting Boson model.

doi: 10.1016/0370-2693(73)90239-6
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1971IA01      Phys.Lett. 35B, 205 (1971)

F.Iachello, A.Lande

Meson Finite Size Effects in Mesonic Atoms

ATOMIC PHYSICS, Mesic-Atoms 206Pb; calculated π polarization, higher-order corrections to transitions.

doi: 10.1016/0370-2693(71)90175-4
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