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NSR database version of April 11, 2024.

Search: Author = V.L.Kravchuk

Found 38 matches.

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2021CI03      J.Phys.(London) G48, 045101 (2021)

M.Cicerchia, F.Gramegna, D.Fabris, M.Cinausero, T.Marchi, G.Andreetta, S.Barlini, M.Bini, R.Bolzonella, M.Bruno, A.Buccola, A.Caciolli, A.Camaiani, G.Casini, N.Cieplicka-Orynczak, G.Collazuol, M.D'Agostino, M.Degerlier, D.Dell'Aquila, L.Domenichetti, B.Fornal, C.Frosin, N.Gelli, D.Gruyer, V.L.Kravchuk, S.Leoni, I.Lombardo, J.Mabiala, M.V.Managlia, G.Mantovani, D.Mengoni, L.Morelli, A.Olmi, P.Ottanelli, G.Pasquali, G.Pastore, S.Piantelli, L.Scomparin, S.Valdre, G.Verde

Enhanced α-particle production from fusion evaporation reactions leading to 46Ti

NUCLEAR REACTIONS 30Si(16O, X)46Ti, E=7, 8 MeV/nucleon; 28Si(18O, X)46Ti, E=7 MeV/nucleon; 27Al(19F, X)46Ti, E=7 MeV/nucleon; measured reaction products; deduced yields, branching ratios. Comparison with GEMINI++ predictions.

doi: 10.1088/1361-6471/abe5f6
Citations: PlumX Metrics


2019MO18      Phys.Rev. C 99, 054610 (2019)

L.Morelli, M.Bruno, M.D'Agostino, G.Baiocco, F.Gulminelli, S.Barlini, A.Buccola, A.Camaiani, G.Casini, C.Ciampi, C.Frosin, N.Gelli, A.Olmi, P.Ottanelli, G.Pasquali, S.Piantelli, S.Valdre, M.Cicerchia, M.Cinausero, F.Gramegna, G.Mantovani, T.Marchi, M.Degerlier, D.Fabris, V.L.Kravchuk

Full disassembly of excited 24Mg into six α particles

NUCLEAR REACTIONS 12C(12C, 6α), E=95 MeV; measured Eα, Iα, and α-α relative energy, energy distribution of (24Mg)* distribution for original and reconstructed six-α particle events, angular distribution of α particles using the GARFIELD detector and Ring Counter annular detector for α detection at LNL-Legnaro; deduced important contributions of decay channels, sequential decay with three bodies (α, 8Be/8Be*,12C*) followed by de-excitation in α-particles. Comparison with Hauser-Feshbach predictions including known levels of light nuclei and 8Be* (3 MeV) evaporation.

doi: 10.1103/PhysRevC.99.054610
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2017PI10      Phys.Rev. C 96, 034622 (2017)

S.Piantelli, S.Valdre, S.Barlini, G.Casini, M.Colonna, G.Baiocco, M.Bini, M.Bruno, A.Camaiani, S.Carboni, M.Cicerchia, M.Cinausero, M.D'Agostino, M.Degerlier, D.Fabris, N.Gelli, F.Gramegna, D.Gruyer, V.L.Kravchuk, J.Mabiala, T.Marchi, L.Morelli, A.Olmi, P.Ottanelli, G.Pasquali, G.Pastore

Isospin diffusion in binary collisions of 32S + 40, 48Ca and 32S + 48Ti at 17.7 MeV/nucleon

NUCLEAR REACTIONS 40,48Ca, 48Ti(32S, X), E=17.7 MeV/nucleon; measured reaction product particle identification (PI) spectrum, fusion evaporation (FE), fusion fission (FF), and deep inelastic (DIC) events, isotopic distribution of the quasi-projectile using the Garfield-RCo setup at INFN-LNL-Legnaro; deduced average isospin of the quasi-projectile as a function of its charge, isospin diffusion. Comparison with transport model (stochastic mean field, SMF), coupled to GEMINI++.

doi: 10.1103/PhysRevC.96.034622
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2017VA07      Acta Phys.Pol. B48, 635 (2017)

S.Valdre, S.Piantelli, G.Casini, S.Barlini, M.Ciemala, M.Kmiecik, A.Maj, K.Mazurek, M.Cinausero, F.Gramegna, V.L.Kravchuk, L.Morelli, T.Marchi, S.Appannababu, G.Baiocco, P.Bednarczyk, G.Benzoni, M.Bini, N.Blasi, A.Bracco, S.Brambilla, M.Bruno, F.Camera, M.Cicerchia, M.Colonna, F.C.L.Crespi, M.D'Agostino, M.Degerlier, D.Fabris, B.Fornal, O.V.Fotina, A.Giaz, M.Krzysiek, S.Leoni, J.Mabiala, M.Matejska-Minda, W.Meczynski, B.Million, D.Montanari, S.Myalski, R.Nicolini, A.Olmi, G.Pasquali, G.Prete, J.Styczen, B.Szpak, E.Vardaci, B.Wasilewska, O.Wieland, M.Zieblinski

Constraining Hot Sources in Central Heavy-ion Collisions Below 20 MeV/u

doi: 10.5506/APhysPolB.48.635
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2016AP03      Phys.Rev. C 94, 044618 (2016)

S.Appannababu, M.Cinausero, T.Marchi, F.Gramegna, G.Prete, J.Bermudez, D.Fabris, G.Collazuol, A.Saxena, B.K.Nayak, S.Kailas, M.Bruno, L.Morelli, N.Gelli, S.Piantelli, G.Pasquali, S.Barlini, S.Valdre, E.Vardaci, L.Sajo-Bohus, M.Degerlier, A.Jhingan, B.R.Behera, V.L.Kravchuk

Mass, total kinetic energy, and neutron multiplicity correlations in the binary fragmentation of 50Ti + 208Pb at 294 MeV bombarding energy

NUCLEAR REACTIONS 208Pb(50Ti, X), E=294 MeV; measured reaction products, time-of-flight, angular distributions, total kinetic energy (TKE), fragment-fragment-neutron correlations, mass-yield distribution, differential neutron energy spectra as function of angle at TANDEM-ALPI accelerator facility of LNL-Legnaro; deduced neutron multiplicities. Comparison with PACE2 statistical model calculations. Relevance to formation of superheavy elements.

doi: 10.1103/PhysRevC.94.044618
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2016VA03      Phys.Rev. C 93, 034617 (2016)

S.Valdre, S.Piantelli, G.Casini, S.Barlini, S.Carboni, M.Ciemala, M.Kmiecik, A.Maj, K.Mazurek, M.Cinausero, F.Gramegna, V.L.Kravchuk, L.Morelli, T.Marchi, G.Baiocco, L.Bardelli, P.Bednarczyk, G.Benzoni, M.Bini, N.Blasi, A.Bracco, S.Brambilla, M.Bruno, F.Camera, A.Chbihi, A.Corsi, F.C.L.Crespi, M.D'Agostino, M.Degerlier, D.Fabris, B.Fornal, A.Giaz, M.Krzysiek, S.Leoni, M.Matejska-Minda, I.Mazumdar, W.Meczynski, B.Million, D.Montanari, S.Myalski, R.Nicolini, A.Olmi, G.Pasquali, G.Prete, O.J.Roberts, J.Styczen, B.Szpak, B.Wasilewska, O.Wieland, J.P.Wieleczko, M.Zieblinski

Charged particle decay of hot and rotating 88Mo nuclei in fusion-evaporation reactions

NUCLEAR REACTIONS 40Ca(48Ti, X)88Mo*, E=300, 450, 600 MeV; measured Fusion-evaporation (FE) and fusion-fission (FF) events, evaporation residue (ER) velocity and angular distributions, center-of-mass energy spectra for protons, α, and light-charged particles (LCP) using Garfield setup coupled to a wall of phoswich telescopes of Fiasco device at LLNL-Legnaro facility; deduced yrast line parameterization for 88Mo nuclei as a function of their angular momentum, differential cross section as function of polar angle, particle multiplicities, absolute fusion-evaporation and fusion-fission cross sections. Comparison with statistical model simulations using GEMINI++ code.

doi: 10.1103/PhysRevC.93.034617
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2015CI04      Phys.Rev. C 91, 054313 (2015)

M.Ciemala, M.Kmiecik, A.Maj, K.Mazurek, A.Bracco, V.L.Kravchuk, G.Casini, S.Barlini, G.Baiocco, L.Bardelli, P.Bednarczyk, G.Benzoni, M.Bini, N.Blasi, S.Brambilla, M.Bruno, F.Camera, S.Carboni, M.Cinausero, A.Chbihi, M.Chiari, A.Corsi, F.C.L.Crespi, M.D'Agostino, M.Degerlier, B.Fornal, A.Giaz, F.Gramegna, M.Krzysiek, S.Leoni, T.Marchi, M.Matejska-Minda, I.Mazumdar, W.Meczynski, B.Million, D.Montanari, L.Morelli, S.Myalski, A.Nannini, R.Nicolini, G.Pasquali, S.Piantelli, G.Prete, O.J.Roberts, Ch.Schmitt, J.Styczen, B.Szpak, S.Valdre, B.Wasilewska, O.Wieland, J.P.Wieleczko, M.Zieblinski, J.Dudek, N.Dinh Dang

Giant dipole resonance built on hot rotating nuclei produced during evaporation of light particles from the 88Mo compound nucleus

NUCLEAR REACTIONS 40Ca(48Ti, X)88Mo*, E=300, 600 MeV; measured Eγ, Iγ, Eα, Iα, Ep, Ip, nuclear products, light charged particles (LCP) and light reaction fragment spectra using GARFIELD array for particles and HECTOR array for γ rays, angular distributions of the evaporation residues, time-of-flight at TANDEM+ALPI accelerator of Legnaro; deduced GDR parameters, centroid energies, widths and strengths, yields, distribution of nuclei as function of nuclear temperature, temperature distributions of the number of nuclei after the GDR emission. Comparison with statistical code GEMINI++ model calculations.

doi: 10.1103/PhysRevC.91.054313
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2015FA07      Acta Phys.Pol. B46, 447 (2015)

D.Fabris, F.Gramegna, T.Marchi, M.Degerlier, O.V.Fotina, V.L.Kravchuk, M.D'Agostino, L.Morelli, S.Appannababu, G.Baiocco, S.Barlini, M.Bini, A.Brondi, M.Bruno, G.Casini, M.Cinausero, N.Gelli, R.Moro, A.Olmi, G.Pasquali, S.Piantelli, G.Poggi, S.Valdre, E.Vardaci

Pre-equilibrium Particles Emission and Its Possible Relation to α-clustering in Nuclei

NUCLEAR REACTIONS 65Cu(16O, X)81Rb, 62Ni(19F, X)81Rb, E=16 MeV/nucleon; measured reaction products, Ep, Ip, Eα, Iα; deduced secondary particle emission, yields.

doi: 10.5506/APhysPolB.46.447
Citations: PlumX Metrics


2014GI03      Phys.Rev. C 90, 014609 (2014)

A.Giaz, A.Corsi, S.Barlini, V.L.Kravchuk, O.Wieland, M.Colonna, F.Camera, A.Bracco, R.Alba, G.Baiocco, L.Bardelli, G.Benzoni, M.Bini, N.Blasi, S.Brambilla, M.Bruno, G.Casini, M.Ciemala, M.Cinausero, F.C.L.Crespi, M.D'Agostino, M.Degerlier, M.Di Toro, F.Gramegna, M.Kmiecik, S.Leoni, C.Maiolino, A.Maj, T.Marchi, K.Mazurek, S.Myalski, B.Million, D.Montanari, L.Morelli, R.Nicolini, G.Pasquali, S.Piantelli, A.Ordine, G.Poggi, V.Rizzi, C.Rizzo, S.Sambi, D.Santonocito, V.Vandone

Measurement of dynamical dipole γ-ray emission in the N/Z-asymmetric fusion reaction 16O+116Sn at 12 MeV/nucleon

NUCLEAR REACTIONS 116Sn(16O, X), E=12 MeV/nucleon; measured Eγ, Iγ, Eα, Iα, light-charged particles (LCPs), evaporation residues, dynamical dipole (DD) γ-ray yield and angular distribution using GARFIELD-HECTOR apparatus at ALPI-LNL accelerator facility; deduced neutron pre-equilibrium multiplicity. Comparison of total spectra with statistical model calculations. Comparison of (DD) γ-ray yield with Boltzmann-Nordheim-Vlasov model calculations.

doi: 10.1103/PhysRevC.90.014609
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2014MO12      J.Phys.(London) G41, 075107 (2014)

L.Morelli, G.Baiocco, M.D'Agostino, F.Gulminelli, M.Bruno, U.Abbondanno, S.Appannababu, S.Barlini, M.Bini, G.Casini, M.Cinausero, M.Degerlier, D.Fabris, N.Gelli, F.Gramegna, V.L.Kravchuk, T.Marchi, A.Olmi, G.Pasquali, S.Piantelli, S.Valdre, A.R.Raduta

Thermal properties of light nuclei from 12C + 12C fusion-evaporation reactions

NUCLEAR REACTIONS 12C(12C, X)24Mg, E=95 MeV/nucleon; measured reaction products, Ep, Ip, Eα, Iα; deduced charged-particles multiplicity distributions, σ(θ), σ(E) for isotopes, branching ratios.

doi: 10.1088/0954-3899/41/7/075107
Citations: PlumX Metrics


2014MO13      J.Phys.(London) G41, 075108 (2014)

L.Morelli, G.Baiocco, M.D'Agostino, F.Gulminelli, M.Bruno, U.Abbondanno, S.Appannababu, S.Barlini, M.Bini, G.Casini, M.Cinausero, M.Degerlier, D.Fabris, N.Gelli, F.Gramegna, V.L.Kravchuk, T.Marchi, A.Olmi, G.Pasquali, S.Piantelli, S.Valdre, A.R.Raduta

Non-statistical decay and α-correlations in the 12C+12C fusion-evaporation reaction at 95 MeV

NUCLEAR REACTIONS 12C(12C, X)24Mg, E=95 MeV/nucleon; measured reaction products, Ep, Ip, Eα, Iα, α-α-coin.; deduced α-particles multiplicity distributions, α-α-energy, σ(θ), σ(E) for isotopes, branching ratios. Comparison with Hauser-Feshbach calculations.

doi: 10.1088/0954-3899/41/7/075108
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2013BA17      Phys.Rev. C 87, 054614 (2013)

G.Baiocco, L.Morelli, F.Gulminelli, M.D'Agostino, M.Bruno, U.Abbondanno, S.Barlini, M.Bini, S.Carboni, G.Casini, M.Cinausero, M.Degerlier, F.Gramegna, V.L.Kravchuk, T.Marchi, A.Olmi, G.Pasquali, S.Piantelli, Ad.R.Raduta

α-clustering effects in dissipative 12C + 12C reactions at 95 MeV

NUCLEAR REACTIONS 12C(12C, X), E=95 MeV; measured Ep, Ip, Eα, Iα, (residues)p-, (residues)α-coin, yields as function of Eα, yield of oxygen isotopes, transmission coefficients using GARFIELD and RCo systems at LNL, Legnaro facility; deduced isotopic, charge, and velocity distributions. Dissipative collision. Cluster correlations. Comparison with Hauser-Feshbach calculation.

doi: 10.1103/PhysRevC.87.054614
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2013BR14      Eur.Phys.J. A 49, 128 (2013)

M.Bruno, F.Gramegna, T.Marchi, L.Morelli, G.Pasquali, G.Casini, U.Abbondanno, G.Baiocco, L.Bardelli, S.Barlini, M.Bini, S.Carboni, M.Cinausero, M.D'Agostino, M.Degerlier, V.L.Kravchuk, E.Geraci, P.F.Mastinu, A.Ordine, S.Piantelli, G.Poggi, A.Moroni

GARFIELD + RCo digital upgrade: A modern set-up for mass and charge identification of heavy-ion reaction products

doi: 10.1140/epja/i2013-13128-2
Citations: PlumX Metrics


2012CA26      Phys.Rev. C 86, 011602 (2012)

G.Casini, S.Piantelli, P.R.Maurenzig, A.Olmi, L.Bardelli, S.Barlini, M.Benelli, M.Bini, M.Calviani, P.Marini, A.Mangiarotti, G.Pasquali, G.Poggi, A.A.Stefanini, M.Bruno, L.Morelli, V.L.Kravchuk, F.Amorini, L.Auditore, G.Cardella, E.De Filippo, E.Galichet, E.La Guidara, G.Lanzalone, G.Lanzano, C.Maiolino, A.Pagano, M.Papa, S.Pirrone, G.Politi, A.Pop, F.Porto, F.Rizzo, P.Russotto, D.Santonocito, A.Trifiro, M.Trimarchi

Persistence of odd-even staggering in charged-fragment yields from 112Sn + 58Ni collisions at 35 MeV/nucleon

NUCLEAR REACTIONS 58Ni(112Sn, X), E=35 MeV/nucleon; measured energy and velocity of charged reaction products, energy loss, time of flight, fragment yield, total longitudinal momentum; deduced odd-even effects in charge distributions, staggering effects in Z=4-20 and Z AP 30, independence from impact parameter.

doi: 10.1103/PhysRevC.86.011602
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2012CO23      J.Phys.:Conf.Ser. 381, 012045 (2012)

A.Corsi, A.Bracco, F.Camera, F.C.L.Crespi, A.Giaz, S.Leoni, D.Montanari, R.Nicolini, V.Vandone, O.Wieland, G.Benzoni, N.Blasi, S.Brambilla, B.Million, V.L.Kravchuk, M.Cinausero, M.Degerlier, F.Gramegna, T.Marchi, S.Barlini, L.Bardelli, M.Bini, G.Casini, A.Nannini, G.Pasquali, G.Poggi, G.Baiocco, M.Bruno, M.D'Agostino, L.Morelli, G.Vannini, M.Ciemala, M.Kmiecik, A.Maj, K.Mazurek, W.Meczynski, S.Myalski

Isospin mixing at finite temperature in 80Zr

NUCLEAR REACTIONS 40Ca(40Ca, X), E=200 MeV;44Ca(37Cl, X), E=153 MeV; measured Eγ, Iγ using HECTOR array, Ep, Ip, Eα, Iα using GARFIELD array, recoiling nuclei using PHOSWICH triple-stage scintillators; deduced γ multiplicity vs Eγ; calculated γ spectra using CASCADE code; deduced GDR parameters, Coulomb spreading width, isospin mixing.

doi: 10.1088/1742-6596/381/1/012045
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2012DA01      Nucl.Phys. A875, 139 (2012)

M.D'Agostino, M.Bruno, F.Gulminelli, L.Morelli, G.Baiocco, L.Bardelli, S.Barlini, F.Cannata, G.Casini, E.Geraci, F.Gramegna, V.L.Kravchuk, T.Marchi, A.Moroni, A.Ordine, Ad.R.Raduta

Towards an understanding of staggering effects in dissipative binary collisions

NUCLEAR REACTIONS 58,64Ni(32S, X), E-14.5 MeV/nucleon; measured reaction fragments using GARFILED detector array and ring counter; deduced yield, charge distribution, reaction mechanisms, even-odd effects, correlation functions; calculated yields using GEMINI code.

doi: 10.1016/j.nuclphysa.2011.11.011
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2012FR03      Phys.Rev.Lett. 108, 122701 (2012)

M.O.Fregeau, D.Jacquet, M.Morjean, E.Bonnet, A.Chbihi, J.D.Frankland, M.F.Rivet, L.Tassan-Got, F.Dechery, A.Drouart, L.Nalpas, X.Ledoux, M.Parlog, C.Ciortea, D.Dumitriu, D.Fluerasu, M.Gugiu, F.Gramegna, V.L.Kravchuk, T.Marchi, D.Fabris, A.Corsi, S.Barlini

X-Ray Fluorescence from the Element with Atomic Number Z=120

NUCLEAR REACTIONS 64Ni(238U, X)302120, E=6.6 MeV/nucleon; measured Eγ, Iγ, X-rays; deduced photon multiplicity, a minimum compound nucleus fission T1/2, x-ray fluorescence yields.

doi: 10.1103/PhysRevLett.108.122701
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2012GI05      J.Phys.:Conf.Ser. 366, 012018 (2012)

A.Giaz, A.Corsi, F.Camera, A.Bracco, F.C.L.Crespi, S.Leoni, R.Nicolini, V.Vandone, G.Benzoni, N.Blasi, S.Brambilla, B.Million, O.Wieland, M.Cinausero, M.Degerlier, F.Gramegna, V.L.Kravchuk, T.Marchi, V.Rizzi, L.Bardelli, S.Barlini, M.Bini, S.Carboni, G.Casini, M.Chiari, A.Nannini, G.Pasquali, S.Piantelli, G.Poggi, G.Baiocco, M.Bruno, M.D'agostino, L.Morelli, V.Vannini, M.Colonna, M.Di Toro, C.Rizzo, P.Bednarczyk, M.Ciemala, M.Kmiecik, A.Maj, K.Mazurek, W.Meczynski, R.Alba, C.Maiolino, D.Santonocito, D.Montanari, A.Ordine

Measurements of Dynamical Dipole in isospin asymmetric fusion reactions

NUCLEAR REACTIONS 116Sn(16O, x), E=192 MeV; measured Eγ, Iγ, γγ-coin; deduced unnormalized γ energy spectrum, γ multiplicity vs incident energy (supplemented by other data 6-16 MeV/nucleon); calculated γ energy spectrum, γ multiplicity vs incident energy using DD (Dynamical Dipole) with stiff and soft EoS. Very preliminary.

doi: 10.1088/1742-6596/366/1/012018
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2011AD06      Phys.Rev. C 83, 054619 (2011)

G.Ademard, J.P.Wieleczko, J.Gomez del Campo, M.La Commara, E.Bonnet, M.Vigilante, A.Chbihi, J.D.Frankland, E.Rosato, G.Spadaccini, Sh.A.Kalandarov, C.Beck, S.Barlini, B.Borderie, R.Bougault, R.Dayras, G.De Angelis, J.De Sanctis, V.L.Kravchuk, P.Lautesse, N.Le Neindre, J.Moisan, A.DOnofrio, M.Parlog, D.Pierroutsakou, M.F.Rivet, M.Romoli, R.Roy, G.G.Adamian, N.V.Antonenko

Decay of excited nuclei produced in 78, 82Kr+40Ca reactions at 5.5 MeV/nucleon

NUCLEAR REACTIONS 40Ca(78Kr, X), (82Kr, X), E=5.5 MeV/nucleon; measured charged products using 4π INDRA array, kinetic-energy spectra, angular distributions, cross sections of fragments with Z=3-28, fragment-fragment-, α(fragment)-coin. Comparison with Hauser-Feshbah calculations, dinuclear system model. Persistence of structure effects deduced from elemental cross sections with a strong odd-even staggering for the lightest fragments. Role of the mass- and charge-asymmetry degree of freedom on the disintegration of excited nuclei.

doi: 10.1103/PhysRevC.83.054619
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0911.


2011BA07      Acta Phys.Pol. B42, 639 (2011)

S.Barlini, S.Carboni, M.Ciemala, V.L.Kravchuk, L.Bardelli, M.Bini, G.Casini, A.Nannini, G.Pasquali, M.Kmiecik, A.Maj, M.Zieblinski, M.Cinausero, M.Degerlier, F.Gramegna, T.Marchi, G.Baiocco, M.Bruno, M.D'Agostino, L.Morelli, F.Camera, A.Corsi, F.C.L.Crespi, D.Montanari, O.Wieland

Light Charged Particles Distribution and Fission Fragments Selection in 48Ti+40Ca at 600 MeV

NUCLEAR REACTIONS 40Ca(48Ti, X)88Mo, E = 600 MeV; measured TOF, proton spectra, Eα, Iα.

doi: 10.5506/APhysPolB.42.639
Citations: PlumX Metrics


2011CI01      Acta Phys.Pol. B42, 633 (2011)

M.Ciemala, M.Kmiecik, V.L.Kravchuk, A.Maj, S.Barlini, G.Casini, F.Gramegna, F.Camera, A.Corsi, L.Bardelli, P.Bednarczyk, B.Fornal, M.Matejska-Minda, K.Mazurek, W.Meczynski, S.Myalski, J.Styczen, B.Szpak, M.Zieblinski, M.Cinausero, T.Marchi, V.Rizzi, G.Prete, M.Degerlier, G.Benzoni, N.Blasi, A.Bracco, S.Brambilla, F.Crespi, S.Leoni, B.Million, O.Wieland, D.Montanari, R.Nicolini, A.Giaz, V.Vandone, G.Baiocco, M.Bruno, M.D'Agostino, L.Morelli, G.Vannini, M.Chiari, A.Nannini, S.Piantelli, A.Chbihi, J.P.Wieleczko, I.Mazumdar, O.Roberts, J.Dudek

Search for Jacobi Shape Transition in Hot Rotating 88Mo Nuclei Through Giant Dipole Resonance Decay

NUCLEAR REACTIONS 40Ca(48Ti, X)88Mo, E=300, 450, 600 MeV; measured Eγ, Iγ; deduced increase of low-energy component of Giant Dipole Resonance strength function, possible existence of the Jacobi shape transition. Comparison with theoretical calculations.


2011CO04      Acta Phys.Pol. B42, 619 (2011); Erratum Acta Phys.Pol. B44, 675 (2013)

A.Corsi, A.Giaz, A.Bracco, F.Camera, F.C.L.Crespi, S.Leoni, R.Nicolini, V.Vandone, O.Wieland, G.Benzoni, N.Blasi, S.Brambilla, B.Million, S.Barlini, L.Bardelli, M.Bini, G.Casini, A.Nannini, G.Pasquali, G.Poggi, S.Carboni, V.L.Kravchuk, M.Cinausero, M.Degerlier, F.Gramegna, T.Marchi, D.Montanari, G.Baiocco, M.Bruno, M.D'Agostino, L.Morelli, S.Sambi, G.Vannini, M.Ciemala, M.Kmiecik, A.Maj, K.Mazurek, W.Meczynski, S.Myalski, D.Santonocito, A.Rosa, C.Maiolino, M.Colonna, M.Di Toro, C.Rizzo

Prompt High Energy Dipole γ Emission

NUCLEAR REACTIONS 44Ca(37Cl, X)81Rb, 40Ca(40Ca, X)80Zr, E=83 MeV; 116Sn(16O, X), E= 8.1, 12, 15.6 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced total yield of the dynamical dipole, isospin mixing.

doi: 10.5506/APhysPolB.42.619
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2011CO15      Phys.Rev. C 84, 041304 (2011)

A.Corsi, O.Wieland, S.Barlini, A.Bracco, F.Camera, V.L.Kravchuk, G.Baiocco, L.Bardelli, G.Benzoni, M.Bini, N.Blasi, S.Brambilla, M.Bruno, G.Casini, M.Ciemala, M.Cinausero, F.C.L.Crespi, M.D'Agostino, M.Degerlier, A.Giaz, F.Gramegna, M.Kmiecik, S.Leoni, A.Maj, T.Marchi, K.Mazurek, W.Meczynski, B.Million, D.Montanari, L.Morelli, S.Myalski, A.Nannini, R.Nicolini, G.Pasquali, G.Poggi, V.Vandone, G.Vannini

Measurement of isospin mixing at a finite temperature in 80Zr via giant dipole resonance decay

NUCLEAR REACTIONS 40Ca(40Ca, X), E=200 MeV; 44Ca(37Cl, X), E=153 MeV; measured Eγ, Iγ, time of flight, energy loss. 80Zr, 81Rb; measured Giant Dipole Resonance energies, widths, isospin mixing, Coulomb spreading; deduced temperature dependencies. Monte Carlo statistical-model simulation.

doi: 10.1103/PhysRevC.84.041304
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2011DA11      Nucl.Phys. A861, 47 (2011)

M.D'Agostino, M.Bruno, F.Gulminelli, L.Morelli, G.Baiocco, L.Bardelli, S.Barlini, F.Cannata, G.Casini, E.Geraci, F.Gramegna, V.L.Kravchuk, T.Marchi, A.Moroni, A.Ordine, Ad.R.Raduta

Reaction mechanisms and staggering in S+Ni collisions

NUCLEAR REACTIONS 58,64Ni(32S, X), E=463 MeV; measured Z(particle), A(particle), E(particle), I(particle, θ); deduced yields, even-odd effects, flow; calculated yields, even-odd effects, fragment relative velocity using GEMINI code with different assumptions on reaction mechanism and de-excitation chain.

doi: 10.1016/j.nuclphysa.2011.06.017
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2011KR08      Int.J.Mod.Phys. E20, 1050 (2011)

V.L.Kravchuk, O.V.Fotina, F.Gramegna, M.Bruno, M.D'Agostino, S.Sambi, S.Barlini, G.Casini

Pre-equilibrium alpha-particle emission as a probe to explore alpha clustering in nuclei

NUCLEAR REACTIONS 116Sn(16O, α), (16O, X), E=130, 250 MeV; measured reaction products, Eα, Iα; deduced double differential spectra. Comparison with theoretical calculations, Griffin exciton model.

doi: 10.1142/S0218301311019258
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2010FO03      Phys.Atomic Nuclei 73, 1317 (2010)

O.V.Fotina, V.L.Kravchuk, S.Barlini, F.Gramegna, D.O.Eremenko, Yu.L.Parfenova, S.Yu.Platonov, O.A.Yuminov, M.Bruno, M.D'Agostino, G.Casini, O.Wieland, A.Bracco, F.Camera

Double-differential spectra of the secondary particles in the frame of pre-equilibrium model

NUCLEAR REACTIONS 116Sn(16O, X)1NN/1H/4He, E=130, 250 MeV;analyzed experimental data on σ(θ, E). Pre-equilibrium model.

doi: 10.1134/S1063778810080053
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2009CO06      Acta Phys.Pol. B40, 581 (2009)

A.Corsi, O.Wieland, A.Bracco, F.Camera, G.Benzoni, N.Blasi, S.Brambilla, F.C.L.Crespi, A.Giussani, S.Leoni, B.Million, D.Montanari, A.Moroni, V.L.Kravchuk, F.Gramegna, A.Lanchais, P.Mastinu, M.Brekiesz, M.Kmiecik, A.Maj, M.Bruno, E.Geraci, G.Vannini, S.Barlini, G.Casini, M.Chiari, A.Nannini, A.Ordine, M.Di Toro, C.Rizzo, M.Colonna

Dynamical Dipole as a Probe of Isospin Dynamics


2009CO16      Phys.Lett. B 679, 197 (2009)

A.Corsi, O.Wieland, V.L.Kravchuk, A.Bracco, F.Camera, G.Benzoni, N.Blasi, S.Brambilla, F.C.L.Crespi, A.Giussani, S.Leoni, B.Million, D.Montanari, A.Moroni, F.Gramegna, A.Lanchais, P.Mastinu, M.Brekiesz, M.Kmiecik, A.Maj, M.Bruno, M.D'Agostino, E.Geraci, G.Vannini, S.Barlini, G.Casini, M.Chiari, A.Nannini, A.Ordine, M.Di Toro, C.Rizzo, M.Colonna, V.Baran

Excitation of the dynamical dipole in the charge asymmetric reaction 16O + 116Sn

NUCLEAR REACTIONS 116Sn(16O, X), E=8.1, 15.6 MeV/nucleon; measured Ep, Ip, Eα, Iα, Eγ, Iγ, p(residue)-coin, α(residue)-coin, γ(residue)-coin; deduced prompt dipole γ-ray emission properties using Boltzmann-Nordheim-Vlasov model. Comparison with 68Zn(64Ni, X) data and statistical model calculations.

doi: 10.1016/j.physletb.2009.07.045
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2007GE11      Eur.Phys.J. Special Topics 150, 21 (2007)

E.Geraci, U.Abbondanno, L.Bardelli, S.Barlini, M.Bini, M.Bruno, F.Cannata, G.Casini, M.Chiari, M.D'Agostino, J.De Sanctis, A.Giussani, F.Gramegna, V.L.Kravchuk, A.L.Lanchais, P.Marini, A.Moroni, A.Nannini, A.Olmi, A.Ordine, G.Pasquali, S.Piantelli, G.Poggi, G.Vannini, for the NUCL-EX Collaboration

Isotope analysis in central heavy ion collisions at intermediate energies

NUCLEAR REACTIONS 58,64Ni(32S, X), E=14.5 MeV/nucleon; 58,64Ni(112Sn, X), E=35.0 MeV/nucleon; measured reaction product mass and charge distributions. Deduced isotopic ratios as a function of neutron number of fragments.

doi: 10.1140/epjst/e2007-00255-y
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2007WI08      Acta Phys.Pol. B38, 1447 (2007)

O.Wieland, A.Bracco, F.Camera, G.Benzoni, N.Blasi, F.C.L.Crespi, S.Leoni, B.Million, S.Barlini, V.L.Kravchuk, F.Gramegna, A.Lanchais, A.Maj, M.Kmiecik, G.Casini, M.Chiari, A.Nannini, M.Bruno, E.Geraci

Damping Mechanism of the Giant Dipole Resonance in Hot Nuclei with A =130

NUCLEAR REACTIONS 68Zn(64Ni, F), E=300, 400, 500 MeV; 116Sn(16O, F), E=130, 250 MeV; measured Eγ, Iγ from GDR decay. 132Ce deduced GDR parameters.


2006WI13      Phys.Rev.Lett. 97, 012501 (2006)

O.Wieland, A.Bracco, F.Camera, G.Benzoni, N.Blasi, S.Brambilla, F.Crespi, A.Giussani, S.Leoni, P.Mason, B.Million, A.Moroni, S.Barlini, V.L.Kravchuk, F.Gramegna, A.Lanchais, P.Mastinu, A.Maj, M.Brekiesz, M.Kmiecik, M.Bruno, E.Geraci, G.Vannini, G.Casini, M.Chiari, A.Nannini, A.Ordine, E.Ormand

Giant Dipole Resonance in the Hot and Thermalized 132Ce Nucleus: Damping of Collective Modes at Finite Temperatures

NUCLEAR REACTIONS 68Zn(64Ni, X), E=300, 400, 500 MeV; 116Sn(16O, X), E=250 MeV; measured Eγ, Iγ, (charged particle)γ-, (recoil)γ-coin. 132Ce deduced GDR width vs temperature. Comparison with model predictions.

doi: 10.1103/PhysRevLett.97.012501
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2005CA23      Acta Phys.Pol. B36, 1145 (2005)

F.Camera, M.Kmiecik, O.Wieland, G.Benzoni, A.Bracco, S.Brambilla, F.Crespi, P.Mason, A.Moroni, B.Million, S.Leoni, A.Maj, J.Styczen, M.Brekiesz, W.Meczynski, M.Zieblinski, F.Gramegna, S.Barlini, V.L.Kravchuk, A.L.Lanchais, P.F.Mastinu, M.Bruno, M.D'Agostino, E.Geraci, A.Ordine, G.Casini, M.Chiari

GDR in hot nuclei: new measurements

NUCLEAR REACTIONS 198Pt(18O, xn), E=96 MeV; measured prompt and delayed Eγ, Iγ. 216Rn deduced GDR parameters. 68Zn(64Ni, X), E=300, 400, 500 MeV; 116Sn(16O, X), E=130, 250 MeV; measured Eγ, Iγ. 132Ce deduced GDR features, entrance channel effects.


2005FL02      Phys.Lett. B 615, 167 (2005)

F.Fleurot, A.M.van den Berg, B.Davids, M.N.Harakeh, V.L.Kravchuk, H.W.Wilschut, J.Guillot, H.Laurent, A.Willis, M.Assuncao, J.Kiener, A.Lefebvre, N.de Sereville, V.Tatischeff

16O Coulomb dissociation: towards a new means to determine the 12C + α fusion rate in stars

NUCLEAR REACTIONS 208Pb(16O, 16O'), (16O, α12C), E=60, 80 MeV/nucleon; measured particle spectra, σ(E, θ), angular correlations; deduced reaction mechanism features. DWBA and coupled-channels analyses.

doi: 10.1016/j.physletb.2005.04.035
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2005GR09      Acta Phys.Pol. B36, 1155 (2005)

F.Gramegna, S.Barlini, V.L.Kravchuk, A.L.Lanchais, O.Wieland, A.Bracco, A.Moroni, G.Casini, G.Benzoni, N.Blasi, S.Brambilla, M.Brekiesz, M.Bruno, F.Camera, M.Chiari, F.Crespi, E.Geraci, B.Guiot, M.Kmiecik, S.Leoni, A.Maj, P.F.Mastinu, B.Million, A.Nannini, A.Ordine, G.Vannini

Light charged particle emission and the giant dipole resonance in Ce nucleus

NUCLEAR REACTIONS 68Zn(64Ni, X), E=300, 400, 500 MeV; 116Sn(16O, X), E=130, 250 MeV; measured Eγ, Eα, light charged particle and evaporation residue spectra. 132Ce deduced GDR features, possible pre-equilibrium effects.


2005WI19      J.Phys.(London) G31, S1973 (2005)

O.Wieland, S.Barlini, V.L.Kravchuk, A.Bracco, F.Camera, F.Gramegna, A.Maj, G.Benzoni, N.Blasi, S.Brambilla, M.Brekiesz, M.Bruno, G.Casini, M.Chiari, E.Geraci, A.Giussani, M.Kmiecik, S.Leoni, A.Lanchais, P.Mastinu, B.Million, A.Moroni, A.Nannini, A.Ordine, G.Vannini, L.Vannucci

The γ-decay of the GDR in highly excited Ce nuclei

NUCLEAR REACTIONS 68Zn(64Ni, X), E=300, 400, 500 MeV; measured Eγ, Iγ, (particle)γ-coin. 132Ce deduced GDR parameters.

doi: 10.1088/0954-3899/31/10/113
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2004GH07      Phys.Rev. C 69, 031605 (2004)

R.Ghetti, V.Avdeichikov, B.Jakobsson, P.Golubev, J.Helgesson, N.Colonna, G.Tagliente, H.W.Wilschut, S.Kopecky, V.L.Kravchuk, E.W.Anderson, P.Nadel-Turonski, L.Westerberg, V.Bellini, M.L.Sperduto, C.Sutera

Isospin effects on two-particle correlation functions in E/A = 61 MeV 36Ar + 112, 124Sn reactions

NUCLEAR REACTIONS 112,124Sn(36Ar, nX), (36Ar, pX), (36Ar, dX), (36Ar, tX), E=61 MeV/nucleon; measured particle spectra, two-particle correlation functions; deduced isospin effects.

doi: 10.1103/PhysRevC.69.031605
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2004WI04      Nucl.Phys. A734, 156 (2004)

H.W.Wilschut, V.L.Kravchuk

Developing an "Atomic Clock" for Fission Lifetime Measurements

NUCLEAR REACTIONS 232Th(20Ne, F), E=30 MeV/nucleon; measured Eγ, pre-fission X-ray spectra, (fragment)γ-coin; deduced fission lifetime.

doi: 10.1016/j.nuclphysa.2004.01.024
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2003GH09      Phys.Rev.Lett. 91, 092701 (2003)

R.Ghetti, J.Helgesson, V.Avdeichikov, P.Golubev, B.Jakobsson, N.Colonna, G.Tagliente, S.Kopecky, V.L.Kravchuk, H.W.Wilschut, E.W.Anderson, P.Nadel-Turonski, L.Westerberg, V.Bellini, M.L.Sperduto, C.Sutera

Chronology of Particle Emission from the E/A = 61 MeV 36Ar + 27Al Reaction

NUCLEAR REACTIONS 27Al(36Ar, X), E=61 MeV/nucleon; measured neutron, proton, and deuteron correlation functions; deduced emission time distributions, dissipative binary reaction scenario.

doi: 10.1103/PhysRevLett.91.092701
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