T. Lefort

Publication List Details

Period

1996 - 2009

Number

268

Co-Authors

Neutron to mirror-neutron oscillations in the presence of mirror magnetic fields (2009)

Altarev, I., Baker, C. A., Ban, G., Bodek, K., Daum, M., Fierlinger, P., ...

We performed ultracold neutron storage measurements to search for additional losses due to neutron (n) to mirror-neutron (n') oscillations as a function of an applied magnetic field B. In the...

Neutron to mirror-neutron oscillations in the presence of mirror magnetic fields (2009)

Altarev, I., Baker, C. A., Ban, G., Bodek, K., Daum, M., Fierlinger, P., ...

We performed ultracold neutron storage measurements to search for additional losses due to neutron (n) to mirror-neutron (n') oscillations as a function of an applied magnetic field B. In the...

Additional results from the first dedicated search for neutron–mirror–neutron oscillations (2009)

Bodek, K., Kistryn, S., Kuźniak, M., Zejma, J., Burghoff, M., Knappe-Grüneberg, S., ...

The existence of a mirror world holding a copy of our ordinary particle spectrum could lead to oscillations between the neutron (n) and its mirror partner (n′). Such oscillations could manifest...

Towards a new measurement of the neutron electric dipole moment (2009)

Altarev, I., Ban, G., Bison, Georg, Bodek, K., Burghoff, M., Cvijovic, Milan, ...

The effort towards a new measurement of the neutron electric dipole moment (nEDM) at the Paul Scherrer Institut's (PSI) new high intensity source of ultracold neutrons (UCN) is described. The...

Additional results from the first dedicated search for neutron–mirror–neutron oscillations (2009)

Bodek, K., Kistryn, S., Kuźniak, M., Zejma, J., Burghoff, M., Knappe-Grüneberg, S., ...

The existence of a mirror world holding a copy of our ordinary particle spectrum could lead to oscillations between the neutron (n) and its mirror partner (n′). Such oscillations could manifest...

Towards a new measurement of the neutron electric dipole moment (2009)

Altarev, I., Ban, G., Bison, Georg, Bodek, K., Burghoff, M., Cvijovic, Milan, ...

The effort towards a new measurement of the neutron electric dipole moment (nEDM) at the Paul Scherrer Institut's (PSI) new high intensity source of ultracold neutrons (UCN) is described. The...

Neutron to Mirror-Neutron Oscillations in the Presence of Mirror Magnetic Fields (2009)

Altarev, I., Baker, C. A., Ban, G., Bodek, K., Daum, M., Fierlinger, P., ...

We performed ultracold neutron (UCN) storage measurements to search for additional losses due to neutron (n) to mirror-neutron (n') oscillations as a function of an applied magnetic field B. In the...

Test of Lorentz invariance with spin precession of ultracold neutrons (2009)

Altarev, I., Baker, C. A., Ban, G., Bison, G., Bodek, K., Daum, M., ...

A clock comparison experiment, analyzing the ratio of spin precession frequencies of stored ultracold neutrons and $^{199}$Hg atoms is reported. %57 No daily variation of this ratio could be found,...

A direct experimental limit on neutron - mirror neutron oscillations (2009)

Ban, G., Lefort, T., Naviliat-Cuncic, O., Bodek, K., Kistryn, S., Kuzniak, M., ...

In case a mirror world with a copy of our ordinary particle spectrum would exist, the neutron n and its degenerate partner, the mirror neutron n0, could potentially mix and undergo nn0 oscillations....

A direct experimental limit on neutron - mirror neutron oscillations (2009)

Ban, G., Lefort, T., Naviliat-Cuncic, O., Bodek, K., Kistryn, S., Kuzniak, M., ...

In case a mirror world with a copy of our ordinary particle spectrum would exist, the neutron n and its degenerate partner, the mirror neutron n0, could potentially mix and undergo nn0 oscillations....

A direct experimental limit on neutron - mirror neutron oscillations (2009)

Ban, G., Lefort, T., Naviliat-Cuncic, O., Bodek, K., Kistryn, S., Kuzniak, M., ...

In case a mirror world with a copy of our ordinary particle spectrum would exist, the neutron n and its degenerate partner, the mirror neutron n0, could potentially mix and undergo nn0 oscillations....

An Improved Neutron Electric Dipole Moment Experiment (2008)

Kuźniak, M., Altarev, I., Ban, G., Bison, G., Bodek, K., Burghoff, M., ...

A new measurement of the neutron EDM, using Ramsey's method of separated oscillatory fields, is in preparation at the new high intensity source of ultra-cold neutrons (UCN) at the Paul Scherrer...

Centrality dependence of the thermal excitation-energy deposition in 8-15 GeV/c hadron-Au reactions (2008)

Soltz, R. A., Newby, R. J., Klay, J. L., Heffner, M., Beaulieu, L., Lefort, T., ...

The excitation energy per residue nucleon (E*/A) and fast and thermal light particle multiplicities are studied as a function of centrality defined as the number of grey tracks emitted N_grey and by...

Towards a new measurement of the neutron electric dipole moment (2008)

Ban, G., Bodek, K., Daum, M., Henneck, R., Heule, S., Kasprzak, M., ...

Precision measurements of particle electric dipole moments (EDMs) provide extremely sensitive means to search for non-standard mechanisms of T (or CP) violation. For the neutron EDM, the upper limit...

Towards a new measurement of the neutron electric dipole moment (2008)

Ban, G., Bodek, K., Daum, M., Henneck, R., Heule, S., Kasprzak, M., ...

Precision measurements of particle electric dipole moments (EDMs) provide extremely sensitive means to search for non-standard mechanisms of T (or CP) violation. For the neutron EDM, the upper limit...

Direct experimental limit on Neutron–Mirror-Neutron oscillations (2007)

Ban, G., Bodek, K., Daum, M., Henneck, R., Heule, S., Kasprzak, M., ...

In case a mirror world with a copy of our ordinary particle spectrum would exist, the neutron <i>n</i> and its degenerate partner, the mirror neutron...

Direct experimental limit on Neutron–Mirror-Neutron oscillations (2007)

Ban, G., Bodek, K., Daum, M., Henneck, R., Heule, S., Kasprzak, M., ...

In case a mirror world with a copy of our ordinary particle spectrum would exist, the neutron <i>n</i> and its degenerate partner, the mirror neutron...

A direct experimental limit on neutron - mirror neutron oscillations (2007)

Ban, G., Lefort, T., Naviliat-Cuncic, O., Bodek, K., Kistryn, S., Kuzniak, M., ...

In case a mirror world with a copy of our ordinary particle spectrum would exist, the neutron n and its degenerate partner, the mirror neutron ${\rm n'}$, could potentially mix and undergo ${\rm...

A direct experimental limit on neutron -- mirror neutron oscillations (2007)

Ban, G., Bodek, K., Daum, M., Henneck, R., Heule, S., Kasprzak, M., ...

In case a mirror world with a copy of our ordinary particle spectrum would exist, the neutron n and its degenerate partner, the mirror neutron ${\rm n'}$, could potentially mix and undergo ${\rm...

Effect of the intermediate velocity emissions on the quasi-projectile properties for the Ar + Ni system at 95 A.MeV (2007)

Dore, D., Buchet, P., Charvet, J L., Dayras, R., Nalpas, L., Cussol, D., ...

The quasi-projectile (QP) properties are investigated in the Ar+Ni collisions at 95 A.MeV taking into account the intermediate velocity emission. Indeed, in this reaction, between 52 and 95 A.MeV...

Study of intermediate velocity products in the Ar+Ni collisions between 52 and 95 A.MeV (2007)

Lefort, T., Dore, D., Cussol, D., Ma, Y G., Peter, J., Dayras, R., ...

Intermediate velocity products in Ar+Ni collisions from 52 to 95 A.MeV are studied in an experiment performed at the GANIL facility with the 4$\pi$ multidetector INDRA. It is shown that these...

Effect of the intermediate velocity emissions on the quasi-projectile properties for the Ar + Ni system at 95 A.MeV (2007)

Dore, D., Buchet, P., Charvet, J L., Dayras, R., Nalpas, L., Cussol, D., ...

The quasi-projectile (QP) properties are investigated in the Ar+Ni collisions at 95 A.MeV taking into account the intermediate velocity emission. Indeed, in this reaction, between 52 and 95 A.MeV...

Effect of the intermediate velocity emissions on the quasi-projectile properties for the Ar + Ni system at 95 A.MeV (2007)

Dore, D., Buchet, P., Charvet, J L., Dayras, R., Nalpas, L., Cussol, D., ...

The quasi-projectile (QP) properties are investigated in the Ar+Ni collisions at 95 A.MeV taking into account the intermediate velocity emission. Indeed, in this reaction, between 52 and 95 A.MeV...

Neutron-induced light-ion production from Fe, Pb and U at 96 MeV (2007)

Pomp, S., Blideanu, V., Blomgren, J., Eudes, Ph., Guertin, A., Haddad, F., ...

Double-differential cross-sections for light-ion production (up to A = 4) induced by 96 MeV neutrons have been measured for Fe, Pb and U. The experiments have been performed at The Svedberg...

Nucleon-induced reactions at intermediate energies: New data at 96 MeV and theoretical status (2006)

Blideanu, V., Lecolley, F.R., Lecolley, J.F., Lefort, T., Marie, N., Atac, A., ...

Double-differential cross sections for light charged particle production (up to A = 4) were measured in 96 MeV neutron-induced reactions, at the TSL Laboratory Cyclotron in Uppsala (Sweden)....

Cooling Dynamics in Multi-fragmentation processes (2006)

Liu, T. X., Lynch, W. G., Van Goethem, M. J., Liu, X. D., Shomin, R., Tan, W. P., ...

Fragment energy spectra of neutron deficient isotopes are significantly more energetic than those of neutron rich isotopes of the same element. This trend is well beyond what can be expected for the...

A novel fast neutron detector for nuclear data measurements (2006)

Sagrado Garcia, I., Ban, G., Blideanu, V., Blomgren, J., Eudes, P., Fontbonne, J.M., ...

Accelerator driven system will use a heavy element target such as lead. Many calculations are available to simulate high-energy spallation neutron induced reactions, but little data are available for...

A novel fast neutron detector for nuclear data measurements (2006)

Sagrado Garcia, I., Ban, G., Blideanu, V., Blomgren, J., Eudes, P., Fontbonne, J.M., ...

Accelerator driven system will use a heavy element target such as lead. Many calculations are available to simulate high-energy spallation neutron induced reactions, but little data are available for...

A novel fast neutron detector for nuclear data measurements (2006)

Sagrado Garcia, I., Ban, G., Blideanu, V., Blomgren, J., Eudes, P., Fontbonne, J.M., ...

Accelerator driven system will use a heavy element target such as lead. Many calculations are available to simulate high-energy spallation neutron induced reactions, but little data are available for...

First tests of Li-6 doped glass scintillators for ultracold neutron detection. (2005)

Ban, G., Flechard, X., Labalme, M., Lefort, T., Lienard, E., Naviliat-Cuncic, O., ...

We report the results of test measurements aimed at determining the performances of [.sup.6]Li doped glass scintillators for the detection of ultra-cold neutrons. Four types of scintillators, GS1,...

Neutron and light-charged-particle productions in proton-induced reactions on $^{208}$Pb at 62.9 MeV (2005)

Guertin, A., Marie, N., Auduc, S., Blideanu, V., Delbar, Th., Eudes, P., ...

Neutrons and light charged particles produced in 62.9MeV proton-induced reactions on 208Pb were measured during a single experiment performed at the CYCLONE facility in Louvain-la-Neuve (Belgium)....

First tests of Li-6 doped glass scintillators for ultracold neutron detection. (2005)

Ban, G., Flechard, X., Labalme, M., Lefort, T., Lienard, E., Naviliat-Cuncic, O., ...

We report the results of test measurements aimed at determining the performances of [.sup.6]Li doped glass scintillators for the detection of ultra-cold neutrons. Four types of scintillators, GS1,...

Neutron and light-charged-particle productions in proton-induced reactions on $^{208}$Pb at 62.9 MeV (2005)

Guertin, A., Marie, N., Auduc, S., Blideanu, V., Delbar, Th., Eudes, P., ...

Neutrons and light charged particles produced in 62.9MeV proton-induced reactions on 208Pb were measured during a single experiment performed at the CYCLONE facility in Louvain-la-Neuve (Belgium)....

Interplay of initial deformation and Coulomb proximity on nuclear decay (2004)

Hudan, S., Alfaro, R., Beaulieu, L., Davin, B., Larochelle, Y., Lefort, T., ...

Alpha particles emitted from an excited projectile-like fragment (PLF*) formed in a peripheral collision of two intermediate-energy heavy ions exhibit a strong preference for emission towards the...

Nucleon-induced reactions at intermediate energies: New data at 96 MeV and theoretical status (2004)

Blideanu, V., Lecolley, F. R., Lecolley, J. F., Lefort, T., Marie, N., Atac, A., ...

Double-differential cross sections for light charged particle production (up to A=4) were measured in 96 MeV neutron-induced reactions, at TSL laboratory cyclotron in Uppsala (Sweden). Measurements...

Effects of in-medium cross-sections and optical potential on thermal-source formation in p+197Au reactions at 6.2-14.6 GeV/c (2004)

Turbide, S., Beaulieu, L., Danielewicz, P., Viola, V. E., Roy, R., Kwiatkowski, K., ...

Effects of in-medium cross-sections and of optical potential on pre-equilibrium emission and on formation of a thermal source are investigated by comparing the results of transport simulations with...

Isospin Diffusion in Heavy Ion Reactions (2003)

Tsang, M. B., Liu, T. X., Shi, L., Danielewicz, P., Gelbke, C. K., Liu, X. D., ...

Using symmetric 112Sn+112Sn, 124Sn+124Sn collisions as references, we probe isospin diffusion in peripheral asymmetric 112Sn+124Sn, 124Sn+112Sn systems at incident energy of E/A=50 MeV. Isoscaling...

Coulomb proximity decay: A clock for measuring the particle emission time scale (2003)

Hudan, S., Botvina, A. S., Alfaro, R., Beaulieu, L., Davin, B., Larochelle, Y., ...

A new method to examine the time scale of particle emission from hot nuclei is explored. Excited projectile-like and target-like fragments decay as they separate following a peripheral heavy-ion...

Fragment Production in Non-central Collisions of Intermediate Energy Heavy Ions (2002)

Davin, B., Alfaro, R., Xu, H., Beaulieu, L., Larochelle, Y., Lefort, T., ...

The defining characteristics of fragment emission resulting from the non-central collision of 114Cd ions with 92Mo target nuclei at E/A = 50 MeV are presented. Charge correlations and average...

Similarity of fragment characteristics at mid-velocity for mid-peripheral and central collisions (2002)

Hudan, S., Alfaro, R., Davin, B., Larochelle, Y., Xu, H., Beaulieu, L., ...

The characteristics, in particular the isotopic composition (N/Z), of intermediate mass fragments (IMF : 3

Isotope yields from central 112,124Sn+112,124Sn collisions, dynamical emission? (2002)

Liu, T. X., Liu, X. D., Van Goethem, M. J., Lynch, W. G., Shomin, R., Tan, W. P., ...

Isotopic yields for light particles and intermediate mass fragments have been measured for 112Sn+112Sn, 112Sn+124Sn, 124Sn+112Sn and 124Sn+124Sn central collisions at E/A=50 MeV and compared with...

Tracking the phase-transition energy in disassembly of hot nuclei (2002)

Das, C. B., Gupta, S. Das, Beaulieu, L., Lefort, T., Kwiatkowski, K., Viola, V. E., ...

In efforts to determine phase transitions in the disintegration of highly excited heavy nuclei, a popular practice is to parametrise the yields of isotopes as a function of temperature in the form...

Measurements of sideward flow around the balance energy (2001)

Cussol, INDRA Collaboration: D., Lefort, T., Péter, J.

Sideward flow values have been determined with the INDRA multidetector for Ar+Ni, Ni+Ni and Xe+Sn systems studied at GANIL in the 30 to 100 A.MeV incident energy range. The balance energies found for...

Caloric curve of 8 GeV/c negative pion and antiproton + Au reactions (2001)

Ruangma, A., Laforest, R., Martin, E., Ramakrishnan, E., Rowland, D. J., Veselsky, M., ...

The relationship between nuclear temperature and excitation energy of hot nuclei formed by 8 GeV/c negative pion and antiproton beams incident on 197Au has been investigated with the ISiS...

Event-by-Event Analysis of Proton-Induced Nuclear Multifragmentation: Determination of Phase Transition Universality-Class in System with Extreme Finite-Size Constraints (2001)

Berkenbusch, M. Kleine, Bauer, W., Dillman, K., Pratt, S., Beaulieu, L., Kwiatkowski, K., ...

A percolation model of nuclear fragmentation is used to interpret 10.2 GeV/c p+197Au multi-fragmentation data. Emphasis is put on finding signatures of a continuous nuclear matter phase transition in...

Fragment Isospin as a Probe of Heavy-Ion Collisions (2001)

Xu, H., Alfaro, R., Davin, B., Beaulieu, L., Larochelle, Y., Lefort, T., ...

Isotope ratios of fragments produced at mid-rapidity in peripheral and central collisions of 114Cd ions with 92Mo and 98Mo target nuclei at E/A = 50 MeV are compared. Neutron-rich isotopes are...

The liquid to vapor phase transition in excited nuclei (2001)

Elliott, J. B., Moretto, L. G., Phair, L., Wozniak, G. J., Lefort, T., Beaulieu, L., ...

For many years it has been speculated that excited nuclei would undergo a liquid to vapor phase transition. For even longer, it has been known that clusterization in a vapor carries direct...

Breakup time scale studied in the 8 GeV/c pi- + 197Au reaction (2000)

Pienkowski, L., Kwiatkowski, K., Lefort, T., Beaulieu, L., Botvina, A., ...

Experimental data from the reaction of an 8.0 GeV/c pi- beam incident on a 197Au target have been analyzed in order to investigate the integrated breakup time scale for hot residues. Alpha-particle...

Effect of the intermediate velocity emissions on the quasi-projectile properties for the Ar+Ni system at 95 A.MeV (2000)

Dore, D., Buchet, Ph., Charvet, J. L., Dayras, R., Nalpas, L., Cussol, D., ...

The quasi-projectile (QP) properties are investigated in the Ar+Ni collisions at 95 A.MeV taking into account the intermediate velocity emission. Indeed, in this reaction, between 52 and 95 A.MeV...

Signals for a Transition from Surface to Bulk Emission in Thermal Multifragmentation (2000)

Beaulieu, L., Lefort, T., Kwiatkowski, K., De Souza, R. T., Pienkowski, L., ...

Excitation-energy-gated two-fragment correlation functions have been studied between 2 to 9A MeV of excitation energy for equilibrium-like sources formed in $\pi^-$ and p + $^{197}$Au reactions at...

Effect of the intermediate velocity emissions on the quasi-projectile properties for the Ar + Ni system at 95 A.MeV (2000)

Dore, D., Buchet, P., Charvet, J L., Dayras, R., Nalpas, L., Cussol, D., ...

The quasi-projectile (QP) properties are investigated in the Ar+Ni collisions at 95 A.MeV taking into account the intermediate velocity emission. Indeed, in this reaction, between 52 and 95 A.MeV...

Evidence for dynamical proton emission in peripheral Xe + Sn collisions at 50 MeV/u (2000)

Germain, M., Gourio, D., Eudes, Ph., Laville, J.L., Reposeur, T., Ardouin, D., ...

Relative angle correlation functions for mid-rapidity protons built up from 50 MeV/u Xe+Sn data recorded by the INDRA multidetector exhibit the characteristics of a non-equilibrated emission: they...

Study of intermediate velocity products in the Ar+Ni collisions between 52 and 95 A.MeV (2000)

Lefort, T., Dore, D., Cussol, D., Ma, Y G., Peter, J., Dayras, R., ...

Intermediate velocity products in Ar+Ni collisions from 52 to 95 A.MeV are studied in an experiment performed at the GANIL facility with the 4$\pi$ multidetector INDRA. It is shown that these...

Effect of the intermediate velocity emissions on the quasi-projectile properties for the Ar + Ni system at 95 A.MeV (2000)

Dore, D., Buchet, P., Charvet, J L., Dayras, R., Nalpas, L., Cussol, D., ...

The quasi-projectile (QP) properties are investigated in the Ar+Ni collisions at 95 A.MeV taking into account the intermediate velocity emission. Indeed, in this reaction, between 52 and 95 A.MeV...

Evidence for dynamical proton emission in peripheral Xe + Sn collisions at 50 MeV/u (2000)

Germain, M., Gourio, D., Eudes, Ph., Laville, J.L., Reposeur, T., Ardouin, D., ...

Relative angle correlation functions for mid-rapidity protons built up from 50 MeV/u Xe+Sn data recorded by the INDRA multidetector exhibit the characteristics of a non-equilibrated emission: they...

Study of intermediate velocity products in the Ar+Ni collisions between 52 and 95 A.MeV (2000)

Lefort, T., Dore, D., Cussol, D., Ma, Y G., Peter, J., Dayras, R., ...

Intermediate velocity products in Ar+Ni collisions from 52 to 95 A.MeV are studied in an experiment performed at the GANIL facility with the 4$\pi$ multidetector INDRA. It is shown that these...

Isospin Fractionation in Nuclear Multifragmentation (1999)

Xu, H. S., Tsang, M. B., Liu, T. X., Liu, X. D., Lynch, W. G., Tan, W. P., ...

Isotopic distributions for light particles and intermediate mass fragments have been measured for 112Sn+112Sn, 112Sn+124Sn, 124Sn+112Sn and 124Sn+124Sn collisions at E/A=50 MeV. Isotope, isotone and...

Thermally-induced expansion in the 8 GeV/c $\pi^-$ + $^{197}$Au reaction (1999)

Lefort, T., Beaulieu, L., Botvina, A., Durand, D., Kwiatkowski, K., ...

Fragment kinetic energy spectra for reactions induced by 8.0 GeV/c $\rm{\pi^-}$ beams incident on a $\rm{^{197}}$Au target have been analyzed in order to deduce the possible existence and influence...

Study of intermediate velocity products in the Ar+Ni collisions between 52 and 95 A.MeV (1999)

Lefort, T., Dore, D., Cussol, D., Ma, Y. G., Peter, J.

Intermediate velocity products in Ar+Ni collisions from 52 to 95 A.MeV are studied in an experiment performed at the GANIL facility with the 4$\pi$ multidetector INDRA. It is shown that these...

Thermal excitation of heavy nuclei with 5-15 GeV/c antiproton, proton and pion beams (1999)

Beaulieu, L., Kwiatkowski, K., Lefort, T., Pienkowski, L., Korteling, R. G., ...

Excitation-energy distributions have been derived from measurements of 5.0-14.6 GeV/c antiproton, proton and pion reactions with $^{197}$Au target nuclei, using the ISiS 4$\pi$ detector array. The...