Measurement of flow harmonics correlations with mean transverse momentum in lead-lead and proton-lead collisions at root s(NN)=5.02 TeV with the ATLAS detector
Articolo
Data di Pubblicazione:
2019
Citazione:
Measurement of flow harmonics correlations with mean transverse momentum in lead-lead and proton-lead collisions at root s(NN)=5.02 TeV with the ATLAS detector / G. Aad, B. Abbott, D.C. Abbott, A.A. Abud, K. Abeling, D.K. Abhayasinghe, S.H. Abidi, O.S. AbouZeid, N.L. Abraham, H. Abramowicz, H. Abreu, Y. Abulaiti, B.S. Acharya, B. Achkar, S. Adachi, L. Adam, C.A. Bourdarios, L. Adamczyk, L. Adamek, J. Adelman, M. Adersberger, A. Adiguzel, S. Adorni, T. Adye, A.A. Affolder, Y. Afik, C. Agapopoulou, M.N. Agaras, A. Aggarwal, C. Agheorghiesei, J.A. Aguilar-Saavedra, F. Ahmadov, W.S. Ahmed, X. Ai, G. Aielli, S. Akatsuka, T.P.A. Akesson, E. Akilli, A.V. Akimov, K.A. Khoury, G.L. Alberghi, J. Albert, M.J.A. Verzini, S. Alderweireldt, M. Aleksa, I.N. Aleksandrov, C. Alexa, D. Alexandre, T. Alexopoulos, A. Alfonsi, F. Alfonsi, M. Alhroob, B. Ali, G. Alimonti, J. Alison, S.P. Alkire, C. Allaire, B.M.M. Allbrooke, B.W. Allen, P.P. Allport, A. Aloisio, A. Alonso, F. Alonso, C. Alpigiani, A.A. Alshehri, M.A. Estevez, D.A. Piqueras, M.G. Alviggi, Y.A. Coutinho, A. Ambler, L. Ambroz, C. Amelung, D. Amidei, S.P.A.D. Santos, S. Amoroso, C.S. Amrouche, F. An, C. Anastopoulos, N. Andari, T. Andeen, C.F. Anders, J.K. Anders, A. Andreazza, V. Andrei, C.R. Anelli, S. Angelidakis, A. Angerami, A.V. Anisenkov, A. Annovi, C. Antel, M.T. Anthony, M. Antonelli, D.J.A. Antrim, F. Anulli, M. Aoki, J.A.A. Pozo, L.A. Bella, G. Arabidze, J.P. Araque, V.A. Ferraz, R.A. Pereira, C. Arcangeletti, A.T.H. Arce, F.A. Arduh, J.-. Arguin, S. Argyropoulos, J.-. Arling, A.J. Armbruster, A. Armstrong, O. Arnaez, H. Arnold, A. Artamonov, G. Artoni, S. Artz, S. Asai, N. Asbah, E.M. Asimakopoulou, L. Asquith, J. Assahsah, K. Assamagan, R. Astalos, R.J. Atkin, M. Atkinson, N.B. Atlay, H. Atmani, K. Augsten, G. Avolio, R. Avramidou, M.K. Ayoub, A.M. Azoulay, G. Azuelos, H. Bachacou, K. Bachas, M. Backes, F. Backman, P. Bagnaia, M. Bahmani, H. Bahrasemani, A.J. Bailey, V.R. Bailey, J.T. Baines, M. Bajic, C. Bakalis, O.K. Baker, P.J. Bakker, D.B. Gupta, S. Balaji, E.M. Baldin, P. Balek, F. Balli, W.K. Balunas, J. Balz, E. Banas, A. Bandyopadhyay, S. Banerjee, A.A.E. Bannoura, L. Barak, W.M. Barbe, E.L. Barberio, D. Barberis, M. Barbero, G. Barbour, T. Barillari, M.-. Barisits, J. Barkeloo, T. Barklow, R. Barnea, S.L. Barnes, B.M. Barnett, R.M. Barnett, Z. Barnovska-Blenessy, A. Baroncelli, G. Barone, A.J. Barr, L.B. Navarro, F. Barreiro, J.B.G. da Costa, S. Barsov, R. Bartoldus, G. Bartolini, A.E. Barton, P. Bartos, A. Basalaev, A. Bassalat, M.J. Basso, R.L. Bates, S. Batlamous, J.R. Batley, B. Batool, M. Battaglia, M. Bauce, F. Bauer, K.T. Bauer, H.S. Bawa, J.B. Beacham, T. Beau, P.H. Beauchemin, F. Becherer, P. Bechtle, H.C. Beck, H.P. Beck, K. Becker, M. Becker, C. Becot, A. Beddall, A.J. Beddall, V.A. Bednyakov, M. Bedognetti, C.P. Bee, T.A. Beermann, M. Begalli, M. Begel, A. Behera, J.K. Behr, F. Beisiegel, A.S. Bell, G. Bella, L. Bellagamba, A. Bellerive, P. Bellos, K. Beloborodov, K. Belotskiy, N.L. Belyaev, D. Benchekroun, N. Benekos, Y. Benhammou, D.P. Benjamin, M. Benoit, J.R. Bensinger, S. Bentvelsen, L. Beresford, M. Beretta, D. Berge, E.B. Kuutmann, N. Berger, B. Bergmann, L.J. Bergsten, J. Beringer, S. Berlendis, N.R. Bernard, G. Bernardi, C. Bernius, T. Berry, P. Berta, C. Bertella, I.A. Bertram, O.B. Bylund, N. Besson, A. Bethani, S. Bethke, A. Betti, A.J. Bevan, J. Beyer, D.S. Bhattacharya, R. Bi, R.M. Bianchi, O. Biebel, D. Biedermann, R. Bielski, K. Bierwagen, N.V. Biesuz, M. Biglietti, T.R.V. Billoud, M. Bindi, A. Bingul, C. Bini, S. Biondi, M. Birman, T. Bisanz, J.P. Biswal, D. Biswas, A. Bitadze, C. Bittrich, K. Bjorke, K.M. Black, T. Blazek, I. Bloch, C. Blocker, A. Blue, U. Blumenschein, G.J. Bobbink, V.S. Bobrovnikov, S.S. Bocchetta, A. Bocci, D. Boerner, D. Bogavac, A.G. Bogdanchikov, C. Bohm, V. Boisvert, P. Bokan, T. Bold, A.S. Boldyrev, A.E. Bolz, M. Bomben, M. Bona, J.S. Bonilla, M. Boonekamp, H.M. Borecka-Bielska, A. Borisov, G. Borissov, J. Bor
Abstract:
To assess the properties of the quark gluon plasma formed in ultrarelativistic ion collisions, the ATLAS experiment at the LHC measures a correlation between the mean transverse momentum and the flow harmonics. The analysis uses data samples of lead-lead and proton-lead collisions obtained at the centre-of-mass energy per nucleon pair of 5.02 TeV, corresponding to total integrated luminosities of 22 mu b(-1) and 28 mu b(-1), respectively. The measurement is performed using a modified Pearson correlation coefficient with the charged-particle tracks on an event-by-event basis. The modified Pearson correlation coefficients for the 2nd-, 3rd-, and 4th-order flow harmonics are measured in the lead lead collisions as a function of event centrality quantified as the number of charged particles or the number of nucleons participating in the collision. The measurements are performed for several intervals of the charged-particle transverse momentum. The correlation coefficients for all studied harmonics exhibit a strong centrality evolution, which only weakly depends on the charged-particle momentum range. In the proton lead collisions, the modified Pearson correlation coefficient measured for the 2nd-order flow harmonics shows only weak centrality dependence. The lead-lead data is qualitatively described by the predictions based On the hydrodynamical model.
Tipologia IRIS:
01 - Articolo su periodico
Keywords:
quark-gluon plasma; PB collisions; perspective; dependence; PP
Elenco autori:
G. Aad, B. Abbott, D.C. Abbott, A.A. Abud, K. Abeling, D.K. Abhayasinghe, S.H. Abidi, O.S. AbouZeid, N.L. Abraham, H. Abramowicz, H. Abreu, Y. Abulaiti, B.S. Acharya, B. Achkar, S. Adachi, L. Adam, C.A. Bourdarios, L. Adamczyk, L. Adamek, J. Adelman, M. Adersberger, A. Adiguzel, S. Adorni, T. Adye, A.A. Affolder, Y. Afik, C. Agapopoulou, M.N. Agaras, A. Aggarwal, C. Agheorghiesei, J.A. Aguilar-Saavedra, F. Ahmadov, W.S. Ahmed, X. Ai, G. Aielli, S. Akatsuka, T.P.A. Akesson, E. Akilli, A.V. Akimov, K.A. Khoury, G.L. Alberghi, J. Albert, M.J.A. Verzini, S. Alderweireldt, M. Aleksa, I.N. Aleksandrov, C. Alexa, D. Alexandre, T. Alexopoulos, A. Alfonsi, F. Alfonsi, M. Alhroob, B. Ali, G. Alimonti, J. Alison, S.P. Alkire, C. Allaire, B.M.M. Allbrooke, B.W. Allen, P.P. Allport, A. Aloisio, A. Alonso, F. Alonso, C. Alpigiani, A.A. Alshehri, M.A. Estevez, D.A. Piqueras, M.G. Alviggi, Y.A. Coutinho, A. Ambler, L. Ambroz, C. Amelung, D. Amidei, S.P.A.D. Santos, S. Amoroso, C.S. Amrouche, F. An, C. Anastopoulos, N. Andari, T. Andeen, C.F. Anders, J.K. Anders, A. Andreazza, V. Andrei, C.R. Anelli, S. Angelidakis, A. Angerami, A.V. Anisenkov, A. Annovi, C. Antel, M.T. Anthony, M. Antonelli, D.J.A. Antrim, F. Anulli, M. Aoki, J.A.A. Pozo, L.A. Bella, G. Arabidze, J.P. Araque, V.A. Ferraz, R.A. Pereira, C. Arcangeletti, A.T.H. Arce, F.A. Arduh, J.-. Arguin, S. Argyropoulos, J.-. Arling, A.J. Armbruster, A. Armstrong, O. Arnaez, H. Arnold, A. Artamonov, G. Artoni, S. Artz, S. Asai, N. Asbah, E.M. Asimakopoulou, L. Asquith, J. Assahsah, K. Assamagan, R. Astalos, R.J. Atkin, M. Atkinson, N.B. Atlay, H. Atmani, K. Augsten, G. Avolio, R. Avramidou, M.K. Ayoub, A.M. Azoulay, G. Azuelos, H. Bachacou, K. Bachas, M. Backes, F. Backman, P. Bagnaia, M. Bahmani, H. Bahrasemani, A.J. Bailey, V.R. Bailey, J.T. Baines, M. Bajic, C. Bakalis, O.K. Baker, P.J. Bakker, D.B. Gupta, S. Balaji, E.M. Baldin, P. Balek, F. Balli, W.K. Balunas, J. Balz, E. Banas, A. Bandyopadhyay, S. Banerjee, A.A.E. Bannoura, L. Barak, W.M. Barbe, E.L. Barberio, D. Barberis, M. Barbero, G. Barbour, T. Barillari, M.-. Barisits, J. Barkeloo, T. Barklow, R. Barnea, S.L. Barnes, B.M. Barnett, R.M. Barnett, Z. Barnovska-Blenessy, A. Baroncelli, G. Barone, A.J. Barr, L.B. Navarro, F. Barreiro, J.B.G. da Costa, S. Barsov, R. Bartoldus, G. Bartolini, A.E. Barton, P. Bartos, A. Basalaev, A. Bassalat, M.J. Basso, R.L. Bates, S. Batlamous, J.R. Batley, B. Batool, M. Battaglia, M. Bauce, F. Bauer, K.T. Bauer, H.S. Bawa, J.B. Beacham, T. Beau, P.H. Beauchemin, F. Becherer, P. Bechtle, H.C. Beck, H.P. Beck, K. Becker, M. Becker, C. Becot, A. Beddall, A.J. Beddall, V.A. Bednyakov, M. Bedognetti, C.P. Bee, T.A. Beermann, M. Begalli, M. Begel, A. Behera, J.K. Behr, F. Beisiegel, A.S. Bell, G. Bella, L. Bellagamba, A. Bellerive, P. Bellos, K. Beloborodov, K. Belotskiy, N.L. Belyaev, D. Benchekroun, N. Benekos, Y. Benhammou, D.P. Benjamin, M. Benoit, J.R. Bensinger, S. Bentvelsen, L. Beresford, M. Beretta, D. Berge, E.B. Kuutmann, N. Berger, B. Bergmann, L.J. Bergsten, J. Beringer, S. Berlendis, N.R. Bernard, G. Bernardi, C. Bernius, T. Berry, P. Berta, C. Bertella, I.A. Bertram, O.B. Bylund, N. Besson, A. Bethani, S. Bethke, A. Betti, A.J. Bevan, J. Beyer, D.S. Bhattacharya, R. Bi, R.M. Bianchi, O. Biebel, D. Biedermann, R. Bielski, K. Bierwagen, N.V. Biesuz, M. Biglietti, T.R.V. Billoud, M. Bindi, A. Bingul, C. Bini, S. Biondi, M. Birman, T. Bisanz, J.P. Biswal, D. Biswas, A. Bitadze, C. Bittrich, K. Bjorke, K.M. Black, T. Blazek, I. Bloch, C. Blocker, A. Blue, U. Blumenschein, G.J. Bobbink, V.S. Bobrovnikov, S.S. Bocchetta, A. Bocci, D. Boerner, D. Bogavac, A.G. Bogdanchikov, C. Bohm, V. Boisvert, P. Bokan, T. Bold, A.S. Boldyrev, A.E. Bolz, M. Bomben, M. Bona, J.S. Bonilla, M. Boonekamp, H.M. Borecka-Bielska, A. Borisov, G. Borissov, J. Bortfeldt, D. Bortoletto, D. Boscherini, M. Bosman, J.D.B. Sola, K. Bouaouda, J. Boudreau, E.V. Bouhova-Thacker, D. Boumediene, S.K. Boutle, A. Boveia, J. Boyd, D. B
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