Nicolas Constans

Présentation

Docteur en physique, journaliste scientifique. Auteur du blog du journal Le Monde, Dans les pas des archéologues.

Publications

Autre publication scientifique (2)

La Mésopotamie se découvre une voisine N. Constans 2015 Autre publication scientifique hal-01599026v1
La tête d’Henri IV et la gourde de Louis XVI N. Constans 2014 Autre publication scientifique hal-01595737v1

Ouvrages (1)

Comment devenir invisible ? ... et autres expériences à faire chez soi N. Constans,Francois Graner Dunod, 2010 Ouvrages hal-01609772v1

Article dans une revue (14)

Du raisin sauvage dans le vin des Gallo-Romains N. Constans La Recherche, 2013, 477 Article dans une revue hal-01609770v1
Les premiers hominidés en huit questions N. Constans La Recherche, 2010, 438 Article dans une revue hal-01384456v1
Olivier Joubert, champion des circuits Nicolas Constans Interstices, 2005 Article dans une revue hal-01352600v1
Charmonium production and nuclear absorption in p-A interactions at 450 GeV B. Alessandro,C. Alexa,R. Arnaldi,M. Atayan,C. Baglinet al. European Physical Journal C: Particles and Fields, 2004, 33, pp.31-40. ⟨10.1140/epjc/s2003-01539-y⟩ Article dans une revue in2p3-00020479v1
$\phi$ production in Pb-Pb collisions at 158 GeV/c per nucleon incident momentum B. Alessandro,C. Alexa,R. Arnaldi,J. Astruc,M. Atayanet al. Physics Letters B, 2003, 555, pp.147-155. ⟨10.1016/S0370-2693(02)03267-7⟩ Article dans une revue istex in2p3-00013711v1
Charmonia and Drell-Yan production in proton-nucleus collisions at the CERN SPS B. Alessandro,C. Alexa,R. Arnaldi,M. Atayan,C. Baglinet al. Physics Letters B, 2003, 553, pp.167-178. ⟨10.1016/S0370-2693(02)03265-3⟩ Article dans une revue istex in2p3-00012438v1
Scaling of charged particle multiplicity in Pb-Pb collisions at SPS energies M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. Physics Letters B, 2002, 530, pp.43-55. ⟨10.1016/S0370-2693(02)01353-9⟩ Article dans une revue in2p3-00011383v1
Pseudorapidity distributions of charged particles as a function of centrality in Pb-Pb collisions at 158 and 40 GeV per nucleon incident energy M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. Physics Letters B, 2002, 530, pp.33-42. ⟨10.1016/S0370-2693(02)01352-7⟩ Article dans une revue in2p3-00011381v1
Transverse momentum distributions of $J/\psi,\psi'$, Drell-Yan and continuum dimuons produced in Pb-Pb interactions at the SPS M C. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. Physics Letters B, 2001, 499, pp.85-96. ⟨10.1016/S0370-2693(01)00019-3⟩ Article dans une revue in2p3-00008256v1
The dependence of the anomalous $J/\psi$ suppression on the number of participant nucleons M C. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. Physics Letters B, 2001, 521, pp.195-203. ⟨10.1016/S0370-2693(01)01225-4⟩ Article dans une revue in2p3-00010537v1
Low mass dimuon production in proton and ion induced interactions at SPS M C. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,J. Astrucet al. European Physical Journal C: Particles and Fields, 2000, 13, pp.69-78. ⟨10.1007/s100520000288⟩ Article dans une revue in2p3-00003710v1
Dimuon and charm production in nucleus-nucleus collisions at the CERN-SPS M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,J. Astrucet al. European Physical Journal C: Particles and Fields, 2000, 14, pp.443-455. ⟨10.1007/s100520000373⟩ Article dans une revue in2p3-00009703v1
Evidence for deconfinement of quarks and gluons from the $J/psi$ suppression pattern measured in Pb-Pb collisions at the CERN-SPS M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. Physics Letters B, 2000, 477, pp.28-36. ⟨10.1016/S0370-2693(00)00237-9⟩ Article dans une revue in2p3-00007753v1
Observation of a threshold effect in the anomalous $J/\psi$ suppression M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,J. Astrucet al. Physics Letters B, 1999, 450, pp.456-466. ⟨10.1016/S0370-2693(99)00178-1⟩ Article dans une revue istex in2p3-00001376v1

Communication dans un congrès (37)

Transverse momentum distribution of J/$\psi$ mesons produced in p-A and Pb-Pb interactions at the CERN SPS N.S. Topilskaya,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. International Conference on Ultrarelativistic Nucleus Nucleus Collisions 16 Quark Matter 2002, Jul 2002, Nantes, France. pp.675c-678c Communication dans un congrès in2p3-00012336v1
Charmonia suppression in p-A collisions at 450 GeV/c : new results from NA50 M. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. Quark Matter 2001 15, Jan 2001, Long Island, United States. pp.543c-546c Communication dans un congrès in2p3-00010996v1
Recent results on J/$\psi$ from experiment NA50 M. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. International Conference on Ultrarelativistic Nucleus-Nucleus Collisions - QM2001 15, Jan 2001, Stony Brook, United States. pp.127c-134c Communication dans un congrès in2p3-00013579v1
Centrality behaviour of J/$\psi$ production in NA50 M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. International Symposium on Multiparticle Dynamics 31, Sep 2001, Datong, China. pp.127-131 Communication dans un congrès in2p3-00011890v1
$\phi$ and $\rho + \omega$ vector-mesons produced in lead induced collisions M. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. International Conference on Strange Quarks in Matter 6 SQM 2001, Sep 2001, Frankfurt, Germany. pp.1809-1817 Communication dans un congrès in2p3-00011669v1
The Npart dependence of the anomalous J/$\psi$ suppression in Pb-Pb collisions at the CERN SPS M. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. Rencontres de Moriond ``QCD and Hadronic Interactions'' 36, Mar 2001, Les Arcs, France Communication dans un congrès in2p3-00012201v1
J/$\psi$ production in proton-nucleus and nucleus-nucleus interactions at the CERN SPS F. Prino,M-C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Workshop on Gross Properties of Nuclei and Nuclear Excitations 30, Jan 2002, Hirschegg, Austria. pp.254-263 Communication dans un congrès in2p3-00011439v1
Latest results from Na50 on J/$\psi$ suppression in Pb-Pb collisions at 158 GeV/c M. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. International Nuclear Physics Conference INPC 2001, Jul 2001, Berkeley, United States Communication dans un congrès in2p3-00012213v1
Pseudorapidity distributions of charged particles in Pb-Pb collisions at SPS energies from the NA50 experiment M. Idzik,M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Winter Meeting on Nuclear Physics 40, Jan 2002, Bormio, Italy. pp.5-15 Communication dans un congrès in2p3-00011530v1
Searching for QGP: the J/$\psi$ probe in the NA50/CERN experiment S. Ramos,M-C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. Intersections between Particle and Nuclear Physics 7, May 2000, Quebec, Canada. pp.341-345 Communication dans un congrès in2p3-00013554v1
Evidence for deconfinement from the J/$\psi$ suppression pattern in Pb-Pb collisions by the NA50 experiment M. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. International Conference on Quark Confinement and the Hadron Spectrum 4, Jul 2000, Vienna, Austria. pp.357-360 Communication dans un congrès in2p3-00010878v1
New results on nuclear dependence of J/$\psi$ and $\psi'$ production in 450 GeV pA collisions R. Shahoyan,M. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. Rencontres de Moriond ``QCD and Hadronic Interactions'' 37, 2002, Les Arcs, France Communication dans un congrès in2p3-00011970v1
Enhancement of intermediate mass dimuons in nucleus nucleus collisions at the CERN SPS M. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. International Conference on Ultrarelativistic Nucleus-Nucleus Collisions - QM2001 15, Jan 2001, Stony Brook, United States. pp.539c-542c Communication dans un congrès in2p3-00013578v1
NA50 results on Pb-Pb interactions at 158 GeV per nucleon D. Jouan,M. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. CRIS 2000 Catania Relativistic Ions Studies 3, May 2000, Acicastello, Italy. pp.157c-164c Communication dans un congrès in2p3-00008203v1
Centrality states suppression and transverse momentum distribution in Pb-Pb collisions at the CERN SPS M. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. International Symposium on Multiparticle Dynamics, ISMD2001, 2001, Datong, China Communication dans un congrès in2p3-00011668v1
Charmonia states suppression and transverse momentum distribution in Pb-Pb collisions at the CERN SPS M. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. International Workshop on QCD Theory and Experiment, 2001, Martina Franca, Italy Communication dans un congrès in2p3-00011667v1
Charmonium suppression in Pb-Pb collisions and quark-gluon deconfinement M. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. Structure of the Nucleus at the Dawn of the Century, May 2000, Bologna, Italy. pp.91-97 Communication dans un congrès in2p3-00010877v1
Production of the $\phi$ vector-meson in heavy ion collisions C. Quintans,M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Conference on Strangeness in Quark Matter 5 Strangeness 2000, Jul 2000, Berkeley, United States. pp.405-412 Communication dans un congrès in2p3-00009787v1
J/$\psi,\psi'$ and DY production in proton nucleus collisions at 450 GeV incident energy at the NA50 experiment M-C. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. International Winter Meeting on Nuclear Physics 39, Jan 2001, Bormio, Italy. pp.304-315 Communication dans un congrès in2p3-00009530v1
Results on open charm from NA50 M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. International Conference on Strangeness in Quark Matter 5 Strangeness 2000, Jul 2000, Berkeley, United States. pp.677-684 Communication dans un congrès in2p3-00007901v1
Enhancement of intermediate mass dimuons in nucleus-nucleus collisions at the CERN-SPS M. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. Rencontres du Vietnam 4, Jul 2000, Hanoi, Vietnam. pp.509-518 Communication dans un congrès in2p3-00011619v1
Results from the NA50 experiment on J/$\psi$ suppression in PbPb collisions at the CERN SPS M. Monteno,M. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Workshop on Multiparticle Production ``New Frontiers in Soft Physics and Correlations on the Threshold of the Third Millenium 9, Jun 2000, Torino, Italy. pp.43-54 Communication dans un congrès in2p3-00009840v1
Transverse flow in heavy ion interactions at the CERN SPS P. Saturnini,M C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Workshop on Multiparticle Production 9 New Frontiers in Soft Physics and Correlations on the Threshold of the Third Millennium, Jun 2000, Torino, Italy. pp.55-61 Communication dans un congrès in2p3-00009924v1
Study of J/$\Psi$ suppression in Pb-Pb collisions at the CERN SPS A. de Falco,M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Europhysics Conference on High Energy Physics HEP-EPS 99, Jul 1999, Tampere, Finland. pp.959-961 Communication dans un congrès in2p3-00007902v1
J/$\psi$ suppression in ultrarelativistic heavy-ion collisions M. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,M. Atayanet al. International Conference on Nuclear Reaction Mechanisms 9, Jun 2000, Varenna, Italy Communication dans un congrès in2p3-00012153v1
Latest results from NA50 on J/$\psi$ suppression and multiplicity distributions in Pb-Pb collisions at 158GeV/c S. Beole,M C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Winter Meeting on Nuclear Physics 38, Jan 2000, Bormio, Italy. pp.231-240c Communication dans un congrès in2p3-00005414v1
$\phi$ production in Pb-Pb collisions at 158 GeV/c per nucleon in the NA50 experiment L. Villatte,M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Winter Meeting on Nuclear Physics 38, Jan 2000, Bormio, Italy. pp.231-240 Communication dans un congrès in2p3-00005349v1
Summary of J/$\psi$ suppression data and preliminary results on multiplciity distributions in Pb-Pb collisions from the NA50 experiment D. Idzik,M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Symposium on Multiparticle Dynamics 29, Aug 1999, Providence,Rhod Island, United States Communication dans un congrès in2p3-00012123v1
Strangeness measurements in NA50 experiment with Pb projectiles M.P. Comets,M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Conference on Particles and Nuclei. 15 PANIC '99, Jun 1999, Uppsala, Sweden. pp.721c-724c Communication dans un congrès in2p3-00005337v1
Charmonium production in Pb-Pb collisions N. de Marco,M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Conference on Particles and Nuclei. 15 PANIC '99, Jun 1999, Uppsala, Sweden. pp.765c-768c Communication dans un congrès in2p3-00005338v1
Charmonium production in Pb-Pb collisions at 158 A GeV M.C. Abreu,B. Allessandro,C. Alexa,R. Arnaldi,J. Astrucet al. Indian Summer School on the Relativistic Heavy-Ion Physics 12, Aug 1999, Prague, Czech Republic. pp.114-119 Communication dans un congrès in2p3-00019692v1
Dimuon enhancement in nucleus-nucleus ultrarelativistic interactions P. Bordalo,M C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Conference on Ultra-Relativistic Nucleus-Nucleus Collisions 14 Quark matter'99, May 1999, Torino, Italy. pp.538c-541c Communication dans un congrès in2p3-00007735v1
$\phi \rho$ and $\omega$ production in Pb-Pb collisions at 158GeV/c$^2$ per nucleon N. Willis,M C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Conference on Ultra-Relativistic Nucleus-Nucleus Collisions 14 Quark matter'99, May 1999, Torino, Italy. pp.534c-547c Communication dans un congrès in2p3-00007732v1
The elliptic flow of neutral transverse energy in heavy ion interactions at SPS energies P. Saturnini,M C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Conference on Ultra-Relativistic Nucleus-Nucleus Collisions 14 Quark matter'99, May 1999, Torino, Italy. pp.345c-348c Communication dans un congrès in2p3-00007734v1
The elliptic flow of neutral transverse energy in heavy ion interactions at SPS energies M.C. Abreu,B. Alessandro,C. Alexa,R. Arnaldi,J. Astrucet al. QM'99 Quark Matter '99, International Conference on Ultra-Relativistic Nucleus-Nucleus Collisions, May 1999, Turin, Italy. pp.345c-348c Communication dans un congrès in2p3-00010999v1
Fission of lead projectiles in Pb-nucleus collisions at the SPS E. Vercellin,M C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Conference on Ultra-Relativistic Nucleus-Nucleus Collisions 14 Quark matter'99, May 1999, Torino, Italy. pp.321c-324c Communication dans un congrès in2p3-00007733v1
Latest results from NA50 on J/$\psi$ suppression in Pb-Pb collisions C. Cicalo,M C. Abreu,B. Alessandro,C. Alexa,R. Arnaldiet al. International Conference on Ultra-Relativistic Nucleus-Nucleus Collisions 14 Quark matter'99, May 1999, Torino, Italy. pp.93c-103c Communication dans un congrès in2p3-00007736v1