S. Kowalski

Publication List Details

Period

1979 - 2008

Number

106

Co-Authors

Nuclear Targets for a Precision Measurement of the Neutral Pion Radiative Width (2008)

Martel, P., Clinton, E., McWilliams, R., Lawrence, D., Miskimen, R., Ahmidouch, A., ...

A technique is presented for precision measurements of the area densities, density * T, of approximately 5% radiation length carbon and 208Pb targets used in an experiment at Jefferson Laboratory to...

The Quantum Nature of a Nuclear Phase Transition (2008)

Bonasera, A., Chen, Z., Wada, R., Hagel, K., Natowitz, J., Sahu, P., ...

In their ground states, atomic nuclei are quantum Fermi liquids. At finite temperatures and low densities, these nuclei may undergo a phase change similar to, but substantially different from, a...

Parity violating electron deuteron scattering and the proton's neutral weak axial vector form-factor (2007)

Ito, T.M., Averett, T., Barkhuff, D., Batigne, G., Beck, D.H., Beise, E.J., ...

We report on a new measurement of the parity-violating asymmetry in quasielastic electron scattering from the deuteron at backward angles at Q2= 0.038 (GeV/c)2. This quantity provides a determination...

Parity violating electron deuteron scattering and the proton's neutral weak axial vector form-factor (2007)

Ito, T.M., Averett, T., Barkhuff, D., Batigne, G., Beck, D.H., Beise, E.J., ...

We report on a new measurement of the parity-violating asymmetry in quasielastic electron scattering from the deuteron at backward angles at Q2= 0.038 (GeV/c)2. This quantity provides a determination...

Parity violating electron deuteron scattering and the proton's neutral weak axial vector form-factor (2007)

Ito, T.M., Averett, T., Barkhuff, D., Batigne, G., Beck, D.H., Beise, E.J., ...

We report on a new measurement of the parity-violating asymmetry in quasielastic electron scattering from the deuteron at backward angles at Q2= 0.038 (GeV/c)2. This quantity provides a determination...

Precision Measurements of the Nucleon Strange Form Factors at Q^2 ~0.1 GeV^2 (2007)

Acha, A., Aniol, K.A., Armstrong, D.S., Arrington, J., Averett, T., Bailey, S., ...

We report new measurements of the parity-violating asymmetry A_PV in elastic scattering of 3 GeV electrons off hydrogen and 4He targets with ~6.0 degrees. The 4He result is A_PV = (+6.40 +/- 0.23...

Evidence for Strange-Quark Contributions to the Nucleon's Form Factors at Q$^2$=0.108 (GeV/c)$^2$ (2007)

E. Maas, F., Aulenbacher, K., Baunack, S., Capozza, L., Diefenbach, J., Gläser, B., ...

We report on a measurement of the parity violating asymmetry in the elastic scattering of polarized electrons off unpolarized protons with the A4 apparatus at MAMI in Mainz at a four momentum...

Constraints on the nucleon strange form factors at $Q^2 \sim 0.1 GeV^2$ (2007)

Aniol, K., Armstrong, D., Averett, T., Benaoum, H., Bertin, P., Burtin, E., ...

We report the most precise measurement to date of a parity-violating asymmetry in elastic electron-proton scattering. The measurement was carried out with a beam energy of 3.03 GeV and a scattering...

Parity-violating electron scattering from $^4$He and the strange electric form factor of the nucleon (2007)

Aniol, K., Armstrong, D., Averett, T., Benaoum, H., Bertin, P., Burtin, E., ...

We have measured the parity-violating electroweak asymmetry in the elastic scattering of polarized electrons from ^4He at an average scattering angle = 5.7 degrees and a four-momentum transfer Q^2 =...

Parity-violating electron scattering from $^4$He and the strange electric form factor of the nucleon (2007)

Aniol, K., Armstrong, D., Averett, T., Benaoum, H., Bertin, P., Burtin, E., ...

We have measured the parity-violating electroweak asymmetry in the elastic scattering of polarized electrons from ^4He at an average scattering angle = 5.7 degrees and a four-momentum transfer Q^2 =...

Constraints on the nucleon strange form factors at $Q^2 \sim 0.1 GeV^2$ (2007)

Aniol, K., Armstrong, D., Averett, T., Benaoum, H., Bertin, P., Burtin, E., ...

We report the most precise measurement to date of a parity-violating asymmetry in elastic electron-proton scattering. The measurement was carried out with a beam energy of 3.03 GeV and a scattering...

Parity-violating electron scattering from $^4$He and the strange electric form factor of the nucleon (2007)

Aniol, K., Armstrong, D., Averett, T., Benaoum, H., Bertin, P., Burtin, E., ...

We have measured the parity-violating electroweak asymmetry in the elastic scattering of polarized electrons from ^4He at an average scattering angle = 5.7 degrees and a four-momentum transfer Q^2 =...

Constraints on the nucleon strange form factors at $Q^2 \sim 0.1 GeV^2$ (2007)

Aniol, K., Armstrong, D., Averett, T., Benaoum, H., Bertin, P., Burtin, E., ...

We report the most precise measurement to date of a parity-violating asymmetry in elastic electron-proton scattering. The measurement was carried out with a beam energy of 3.03 GeV and a scattering...

Measurements of the Generalized Electric and Magnetic Polarizabilities of the Proton at Low Q2 Using the VCS Reaction (2006)

Bourgeois, P., Sato, Y., Shaw, J., Alarcon, R., Bernstein, A. M., Bertozzi, W., ...

The mean square polarizability radii of the proton have been measured for the first time in a virtual Compton scattering experiment performed at the MIT-Bates out-of-plane scattering facility....

Properties of the Initial Participant Matter Interaction Zone in Near Fermi-Energy Heavy Ion Collisions (2006)

Wang, J., Keutgen, T., Wada, R., Hagel, K., Kowalski, S., Materna, T., ...

The sizes, temperatures and free neutron to proton ratios of the initial interaction zones produced in the collisions of 40 MeV/nucleon $^{40}$Ar + $^{112}$Sn and 55 MeV/nucleon$^{27}$Al + $^{124}$Sn...

Experimental determination of the symmetry energy of a low density nuclear gas (2006)

Kowalski, S., Natowitz, J. B., Shlomo, S., Wada, R., Hagel, K., Wang, J., ...

Experimental analyses of moderate temperature nuclear gases produced in the violent collisions of 35 MeV/nucleon$^{64}$Zn projectiles with $^{92}$Mo and $^{197}$Au target nuclei reveal a large degree...

Parity-violating electron scattering from $^4$He and the strange electric form factor of the nucleon (2006)

Aniol, K., Armstrong, D., Averett, T., Benaoum, H., Bertin, P., Burtin, E., ...

We have measured the parity-violating electroweak asymmetry in the elastic scattering of polarized electrons from ^4He at an average scattering angle = 5.7 degrees and a four-momentum transfer Q^2 =...

Isoscaling in Neck Fragmentation (2006)

De Filippo, E., Amorini, F., Anzalone, A., Auditore, L., Baran, V., Berceanu, I., ...

Production of intermediate mass fragments (IMF) has been studied in semi-peripheral $^{124}$Sn (35 A MeV) + $^{64}$Ni and $^{112}Sn (35 A MeV) + $^{58}$Ni reactions. Our recently proposed new method...

Isospin Effects Studied with the CHIMERA Detector at 35 MeV/Nucleon (2006)

Planeta, R., Amorini, F., Anzalone, A., Auditore, L., Baran, V., Berceanu, I., ...

The yield of light charged particles and intermediate mass fragments is studied for the neutron-rich, $^{124}$Sn+$^{64}$Ni, and neutron-poor, $^{112}$Sn+$^{58}$Ni, reactions at 35 MeV/nucleon as a...

Constraints on the nucleon strange form factors at $Q^2 \sim 0.1 GeV^2$ (2006)

Aniol, K., Armstrong, D., Averett, T., Benaoum, H., Bertin, P., Burtin, E., ...

We report the most precise measurement to date of a parity-violating asymmetry in elastic electron-proton scattering. The measurement was carried out with a beam energy of 3.03 GeV and a scattering...

Parity-violating electron scattering from $^4$He and the strange electric form factor of the nucleon (2006)

Aniol, K., Armstrong, D., Averett, T., Benaoum, H., Bertin, P., Burtin, E., ...

We have measured the parity-violating electroweak asymmetry in the elastic scattering of polarized electrons from ^4He at an average scattering angle = 5.7 degrees and a four-momentum transfer Q^2 =...

Isoscaling in Neck Fragmentation (2006)

De Filippo, E., Amorini, F., Anzalone, A., Auditore, L., Baran, V., Berceanu, I., ...

Production of intermediate mass fragments (IMF) has been studied in semi-peripheral $^{124}$Sn (35 A MeV) + $^{64}$Ni and $^{112}Sn (35 A MeV) + $^{58}$Ni reactions. Our recently proposed new method...

Isospin Effects Studied with the CHIMERA Detector at 35 MeV/Nucleon (2006)

Planeta, R., Amorini, F., Anzalone, A., Auditore, L., Baran, V., Berceanu, I., ...

The yield of light charged particles and intermediate mass fragments is studied for the neutron-rich, $^{124}$Sn+$^{64}$Ni, and neutron-poor, $^{112}$Sn+$^{58}$Ni, reactions at 35 MeV/nucleon as a...

Dynamical fission in the Sn + Ni interaction at 35A MeV (2006)

Russotto, P., Piasecki, E., Amorini, F., Anzalone, A., Auditore, L., Baran, V., ...

Using the 4$\pi$ CHIMERA detector system we have observed a dynamical, non-equilibrated fission of projectile-like fragments as well as an equilibrated fission component in collisions $^{124}$Sn +...

Constraints on the nucleon strange form factors at $Q^2 \sim 0.1 GeV^2$ (2005)

Aniol, K., Armstrong, D., Averett, T., Benaoum, H., Bertin, P., Burtin, E., ...

We report the most precise measurement to date of a parity-violating asymmetry in elastic electron-proton scattering. The measurement was carried out with a beam energy of 3.03 GeV and a scattering...

Fragment-fragment correlation in the nuclear reaction $^{124}$Sn+$^{64}$Ni at 35A.MeV with CHIMERA (2005)

Maiolino, C., Agodi, C., Alba, R., Amorini, F., Anzalone, A., Auditore, L., ...

Particle-particle correlation methods represent important probes for nuclear reaction studies with heavy-ion collisions. However their proper application requires experimental devices with high...

Evidence for Strange-Quark Contributions to the Nucleon's Form Factors at Q$^2$=0.108 (GeV/c)$^2$ (2005)

E. Maas, F., Aulenbacher, K., Baunack, S., Capozza, L., Diefenbach, J., Gläser, B., ...

We report on a measurement of the parity violating asymmetry in the elastic scattering of polarized electrons off unpolarized protons with the A4 apparatus at MAMI in Mainz at a four momentum...

Dynamical fission in $^{124}$Sn+$^{64}$Ni collision at 35A MeV (2005)

De Filippo, E., Pagano, A., Piasecki, E., Amorini, F., Anzalone, A., Auditore, L., ...

Some properties of fast, nonequilibrium splitting of projectiles in the $^{124}$Sn+$^{64}$Ni reaction at 35A MeV were determined using the 4$\pi$ CHIMERA detector system. In particular the charge...

Time sequence and time scale of intermediate mass fragment emission (2005)

De Filippo, E., Pagano, A., Wilczynski, J., Amorini, F., Anzalone, A., Auditore, L., ...

Semiperipheral collisions in the $^{124}$Sn+${64}Ni reaction at 35 MeV/nucleon were studied using the forward part of the Charged Heavy Ion Mass and Energy Resolving Array. Nearly completely...

Fragment-fragment correlation in the nuclear reaction $^{124}$Sn+$^{64}$Ni at 35A.MeV with CHIMERA (2005)

Maiolino, C., Agodi, C., Alba, R., Amorini, F., Anzalone, A., Auditore, L., ...

Particle-particle correlation methods represent important probes for nuclear reaction studies with heavy-ion collisions. However their proper application requires experimental devices with high...

Evidence for Strange-Quark Contributions to the Nucleon's Form Factors at Q$^2$=0.108 (GeV/c)$^2$ (2005)

E. Maas, F., Aulenbacher, K., Baunack, S., Capozza, L., Diefenbach, J., Gläser, B., ...

We report on a measurement of the parity violating asymmetry in the elastic scattering of polarized electrons off unpolarized protons with the A4 apparatus at MAMI in Mainz at a four momentum...

Dynamical fission in $^{124}$Sn+$^{64}$Ni collision at 35A MeV (2005)

De Filippo, E., Pagano, A., Piasecki, E., Amorini, F., Anzalone, A., Auditore, L., ...

Some properties of fast, nonequilibrium splitting of projectiles in the $^{124}$Sn+$^{64}$Ni reaction at 35A MeV were determined using the 4$\pi$ CHIMERA detector system. In particular the charge...

Time sequence and time scale of intermediate mass fragment emission (2005)

De Filippo, E., Pagano, A., Wilczynski, J., Amorini, F., Anzalone, A., Auditore, L., ...

Semiperipheral collisions in the $^{124}$Sn+${64}Ni reaction at 35 MeV/nucleon were studied using the forward part of the Charged Heavy Ion Mass and Energy Resolving Array. Nearly completely...

How to calibrate the time scale of emission of intermediate mass fragments (2005)

Wilczynski, J., De Filippo, E., Pagano, A., Amorini, F., Anzalone, A., Auditore, L., ...

In order to obtain information on the time sequence and time scale of the production of intermediate mass fragments (IMF) in nucleus-nucleus collisions at intermediate energies it is proposed to...

A Ghoshal-like Test of Equilibration in Near-Fermi-Energy Heavy Ion Collisions (2004)

Wang, J., Keutgen, T., Wada, R., Hagel, K., Ma, Y. G., Murray, M., ...

Calorimetric and coalescence techniques have been employed to probe equilibration for hot nuclei produced in heavy ion collisions of 35 to 55 MeV/u projectiles with medium mass targets. Entrance...

Evidence for Strange Quark Contributions to the Nucleon's Form Factors at $Q^2$ = 0.108 (GeV/c)$^2$ (2004)

Maas, F. E., Aulenbacher, K., Baunack, S., Capozza, L., Diefenbach, J., Gläser, B., ...

We report on a measurement of the parity violating asymmetry in the elastic scattering of polarized electrons off unpolarized protons with the A4 apparatus at MAMI in Mainz at a four momentum...

Measurement of the Transverse Beam Spin Asymmetry in Elastic Electron Proton Scattering and the Inelastic Contribution to the Imaginary Part of the Two-Photon Exchange Amplitude (2004)

Maas, F. E., Aulenbacher, K., Baunack, S., Capozza, L., Diefenbach, J., Gläser, B., ...

We report on a measurement of the asymmetry in the scattering of transversely polarized electrons off unpolarized protons, A$_\perp$, at two Q$^2$ values of \qsquaredaveragedlow (GeV/c)$^2$ and...

Tracing the Evolution of Temperature in Near Fermi Energy Heavy Ion Collisions (2004)

Wang, J., Wada, R., Keutgen, T., Hagel, K., Ma, Y. G., Murray, M., ...

The kinetic energy variation of emitted light clusters has been employed as a clock to explore the time evolution of the temperature for thermalizing composite systems produced in the reactions of...

Measurement of Strange Quark Contributions to the Nucleon's Form Factors at Q^2=0.230 (GeV/c)^2 (2004)

Achenbach, P., Aulenbacher, K., Baunack, S., Capozza, L., Diefenbach, J., ...

We report on a measurement of the parity-violating asymmetry in the scattering of longitudinally polarized electrons on unpolarized protons at a $Q^2$ of 0.230 (GeV/c)^2 and a scattering angle of...

Reaction dynamics and multifragmentation in Fermi energy heavy ion reactions (2004)

Wada, R., Keutgen, T., Hagel, K., G. Ma, Y., Wang, J., Murray, M., ...

The reaction systems, $^{64}$Zn+$^{58}$Ni, $^{64}$Zn+$^{92}$Mo, $^{64}$Zn+${197}$Au, at 26, 35, and 47 A MeV, have been studied both in experiments with a 4$\pi$ detector array, NIMROD, and with...

Parity violating electron deuteron scattering and the proton's neutral weak axial vector form-factor (2004)

Ito, T.M., Averett, T., Barkhuff, D., Batigne, G., Beck, D.H., Beise, E.J., ...

We report on a new measurement of the parity-violating asymmetry in quasielastic electron scattering from the deuteron at backward angles at Q2= 0.038 (GeV/c)2. This quantity provides a determination...

Reaction dynamics and multifragmentation in Fermi energy heavy ion reactions (2004)

Wada, R., Keutgen, T., Hagel, K., G. Ma, Y., Wang, J., Murray, M., ...

The reaction systems, $^{64}$Zn+$^{58}$Ni, $^{64}$Zn+$^{92}$Mo, $^{64}$Zn+${197}$Au, at 26, 35, and 47 A MeV, have been studied both in experiments with a 4$\pi$ detector array, NIMROD, and with...