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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
physics and astronomy
Enhanced production of multi-strange hadrons in high-multiplicity proton-proton collisions
Nature Physics, Volume 13, No. 6, Year 2017
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Description
At sufficiently high temperature and energy density, nuclear matter undergoes a transition to a phase in which quarks and gluons are not confined: the quark-gluon plasma (QGP). Such an exotic state of strongly interacting quantum chromodynamics matter is produced in the laboratory in heavy nuclei high-energy collisions, where an enhanced production of strange hadrons is observed. Strangeness enhancement, originally proposed as a signature of QGP formation in nuclear collisions, is more pronounced for multi-strange baryons. Several effects typical of heavy-ion phenomenology have been observed in high-multiplicity proton-proton (pp) collisions, but the enhanced production of multi-strange particles has not been reported so far. Here we present the first observation of strangeness enhancement in high-multiplicity proton-proton collisions. We find that the integrated yields of strange and multi-strange particles, relative to pions, increases significantly with the event charged-particle multiplicity. The measurements are in remarkable agreement with the p-Pb collision results, indicating that the phenomenon is related to the final system created in the collision. In high-multiplicity events strangeness production reaches values similar to those observed in Pb-Pb collisions, where a QGP is formed. © 2017 Macmillan Publishers Limited, part of Springer Nature. All rights reserved.
Authors & Co-Authors
Adam, Jaroslav Douglas
Czech Republic, Prague
Czech Technical University in Prague
Aggarwal, Madan M.
India, Chandigarh
Panjab University
Aglieri Rinella, Gianluca
Switzerland, Geneva
Organisation Européenne Pour la Recherche Nucléaire
Agnello, M.
Italy, Turin
Istituto Nazionale Di Fisica Nucleare, Sezione Di Torino
Agrawal, Neelima
India, Mumbai
Indian Institute of Technology Bombay
Ahammed, Zubayer
India, Kolkata
Variable Energy Cyclotron Centre India
Ahmad, Shakeel
Norway, Bergen
Universitetet I Bergen
Ahn, Sang-un
South Korea, Yusong
Korea Institute of Science and Technology Information
Aiola, Salvatore
United States, New Haven
Yale University
Akindinov, Alexander V.
Russian Federation, Moscow
Alikhanov Institute for Theoretical and Experimental Physics
Alam, Sk Noor
India, Kolkata
Variable Energy Cyclotron Centre India
Albuquerque, D. S.D.
Brazil, Campinas
Universidade Estadual de Campinas
Aleksandrov, Dmitry V.
Russian Federation, Moscow
National Research Centre Kurchatov Institute
Alessandro, Bruno
Italy, Turin
Istituto Nazionale Di Fisica Nucleare, Sezione Di Torino
Alexandre, Didier
United Kingdom, Birmingham
University of Birmingham
Alfaro Molina, R.
Mexico, Mexico
Universidad Nacional Autónoma de México
Alici, Andrea
Mexico, Mexico
Centro de Investigacion y de Estudios Avanzados Del Instituto Politécnico Nacional
Italy, Bologna
Istituto Nazionale Di Fisica Nucleare, Sezione Di Bologna
Alkin, Anton
Italy, Rome
Sapienza Università Di Roma
Alme, Johan
Spain, Santiago de Compostela
Universidad de Santiago de Compostela
Norway, Bergen
Høgskolen I Bergen
Alt, Torsten
Germany, Frankfurt am Main
Goethe-universität Frankfurt am Main
Altinpinar, Sedat
Spain, Santiago de Compostela
Universidad de Santiago de Compostela
Altsybeev, Igor G.
Russian Federation, Saint Petersburg
Saint Petersburg State University
Prado, Caio A.G.
Brazil, Sao Paulo
Universidade de São Paulo
Andrei, Cristian
Romania, Magurele
Horia Hulubei National Institute for R&d in Physics and Nuclear Engineering
Andrews, Harry Arthur
United Kingdom, Birmingham
University of Birmingham
Andronic, Anton A.
Germany, Darmstadt
Gsi Helmholtz Centre for Heavy Ion Research Gmbh
Anguelov, Venelin
Germany, Heidelberg
Universität Heidelberg
Antičič, Tome
Croatia, Zagreb
Institut Ruđer Bošković
Antinori, Federico
Italy, Padua
Istituto Nazionale Di Fisica Nucleare, Sezione Di Padova
Antonioli, Pietro
Italy, Bologna
Istituto Nazionale Di Fisica Nucleare, Sezione Di Bologna
Aphecetche, Laurent Bernard
France, Nantes
Imt Atlantique
Appelshäuser, Harald
Germany, Frankfurt am Main
Goethe-universität Frankfurt am Main
Arcelli, Silvia
Italy, Bologna
Istituto Nazionale Di Fisica Nucleare, Sezione Di Bologna
Arnaldi, Roberta
Italy, Turin
Istituto Nazionale Di Fisica Nucleare, Sezione Di Torino
Arsene, Ionut Cristian
South Korea, Seoul
Sejong University
Arslandok, Mesut
Germany, Frankfurt am Main
Goethe-universität Frankfurt am Main
Augustinus, André
Switzerland, Geneva
Organisation Européenne Pour la Recherche Nucléaire
Averbeck, Ralf Peter
Germany, Darmstadt
Gsi Helmholtz Centre for Heavy Ion Research Gmbh
Azmi, M. D.
Norway, Bergen
Universitetet I Bergen
Badalà, Angela
Italy, Catania
Istituto Nazionale Di Fisica Nucleare, Sezione Di Catania
Baek, Yongwook
South Korea, Seoul
Konkuk University
Bagnasco, Stefano
Italy, Turin
Istituto Nazionale Di Fisica Nucleare, Sezione Di Torino
Bailhache, Raphaelle Marie
Germany, Frankfurt am Main
Goethe-universität Frankfurt am Main
Bala, Renu
India, Jammu
University of Jammu
Baldisseri, Alberto
China, Beijing
China Institute of Atomic Energy
Baral, Rama Chandra
India, Bhubaneswar
Institute of Physics Bhubaneswar
Barbera, Roberto
Italy, Catania
Istituto Nazionale Di Fisica Nucleare, Sezione Di Catania
Barile, Francesco
Italy, Bari
Istituto Nazionale Di Fisica Nucleare, Sezione Di Bari
Barnby, L. S.
Switzerland, Geneva
Organisation Européenne Pour la Recherche Nucléaire
United Kingdom, Birmingham
University of Birmingham
Barret, Valerie
France, Aubiere
Laboratoire de Physique de Clermont
Bartalini, Paolo
United States, San Luis Obispo
California Polytechnic State University, San Luis Obispo
Barth, K.
Switzerland, Geneva
Organisation Européenne Pour la Recherche Nucléaire
Bartke, Jerzy Gustaw
Poland, Warszawa
Polish Academy of Sciences
Bartsch, Esther
Germany, Frankfurt am Main
Goethe-universität Frankfurt am Main
Basile, Maurizio
Italy, Bologna
Istituto Nazionale Di Fisica Nucleare, Sezione Di Bologna
Bastid, Nicole
France, Aubiere
Laboratoire de Physique de Clermont
Basu, Sumit
India, Kolkata
Variable Energy Cyclotron Centre India
Bathen, Bastian
Germany, Munster
University of Münster
Batigne, Guillaume
France, Nantes
Imt Atlantique
Batyunya, Boris V.
Russian Federation, Dubna
Joint Institute for Nuclear Research, Dubna
Batzing, P. C.
South Korea, Seoul
Sejong University
Bearden, Ian Gardner
Denmark, Copenhagen
Københavns Universitet
Beck, Hans Peter
Germany, Frankfurt am Main
Goethe-universität Frankfurt am Main
Germany, Heidelberg
Universität Heidelberg
Bedda, Cristina
Italy, Turin
Istituto Nazionale Di Fisica Nucleare, Sezione Di Torino
Behera, Nirbhay Kumar
South Korea, Incheon
Inha University
Belikov, Iouri
France, Paris
In2p3 - Institut National de Physique Nucléaire et de Physique Des Particules
Bellini, Francesca
Italy, Bologna
Istituto Nazionale Di Fisica Nucleare, Sezione Di Bologna
Bellwied, René
United States, Houston
University of Houston
Belmont, Ronald J.
United States, Detroit
Wayne State University
Belmont-Moreno, Ernesto
Mexico, Mexico
Universidad Nacional Autónoma de México
Belyaev, Vladimir N.
Russian Federation, Moscow
National Research Nuclear University Mephi
Bencédi, Gyula
Hungary, Budapest
Wigner Research Centre for Physics
Beole, S.
Italy, Turin
Istituto Nazionale Di Fisica Nucleare, Sezione Di Torino
Berceanu, Ionela
Romania, Magurele
Horia Hulubei National Institute for R&d in Physics and Nuclear Engineering
Bercuci, Alexandru
Romania, Magurele
Horia Hulubei National Institute for R&d in Physics and Nuclear Engineering
Berdnikov, Yaroslav A.
Russian Federation, Gatchina
Petersburg Nuclear Physics Institute Pnpi
Berényi, Dániel
Hungary, Budapest
Wigner Research Centre for Physics
Bertens, Redmer Alexander
Netherlands, Utrecht
Universiteit Utrecht
Berzano, Dario
Switzerland, Geneva
Organisation Européenne Pour la Recherche Nucléaire
Betev, Latchezar L.
Switzerland, Geneva
Organisation Européenne Pour la Recherche Nucléaire
Bhasin, Anju
India, Jammu
University of Jammu
Bhat, I. R.
India, Jammu
University of Jammu
Bhati, Ashok Kumar
India, Chandigarh
Panjab University
Bhattacharjee, Buddhadeb
India, Guwahati
Gauhati University
Bhom, Jihyun
Poland, Warszawa
Polish Academy of Sciences
Bianchi, L.
United States, Houston
University of Houston
Bianchi, Nicola
Italy, Frascati
Infn, Laboratori Nazionali Di Frascati
Bianchin, Chiara
United States, Detroit
Wayne State University
Bielčík, Jaroslav
Czech Republic, Prague
Czech Technical University in Prague
Bielčíková, Jana
Czech Republic, Rez
Nuclear Physics Institute of the Academy of Sciences of the Czech Republic V. V. I.
Bilandžić, Ante
Germany, Munich
Technische Universität München
Denmark, Copenhagen
Københavns Universitet
Bjelogrlić, Sandro
Netherlands, Utrecht
Universiteit Utrecht
Blau, D. S.
Russian Federation, Moscow
National Research Centre Kurchatov Institute
Bock, Friederike
United States, Berkeley
Lawrence Berkeley National Laboratory
Germany, Heidelberg
Universität Heidelberg
Bossú, Francesco
South Africa, Somerset West
Ithemba Laboratory for Accelerator-based Sciences
Braun-Munzinger, Peter
Germany, Darmstadt
Gsi Helmholtz Centre for Heavy Ion Research Gmbh
Brücken, Erik J.
Finland, Helsinki
Helsinki Institute of Physics
Bruno, Giuseppe Eugenio
Italy, Bari
Istituto Nazionale Di Fisica Nucleare, Sezione Di Bari
Busch, Oliver
Japan, Tsukuba
University of Tsukuba
Caines, Helen Louise
United States, New Haven
Yale University
Chartier, Marielle
United Kingdom, Liverpool
University of Liverpool
Chattopadhyay, Subhasish
India, Kolkata
Variable Energy Cyclotron Centre India
Chattopadhyay, Sukalyan
India, Kolkata
Saha Institute of Nuclear Physics
Cherney, Michael Gerard
United States, Omaha
Creighton University
Choudhury, Somnath Rai
India, Kolkata
Variable Energy Cyclotron Centre India
Chujo, Tatsuya
Japan, Tsukuba
University of Tsukuba
Cicalò, Corrado
Italy, Monserrato
Istituto Nazionale Di Fisica Nucleare, Sezione Di Cagliari
Cleymans, Jean Willy Andre
South Africa, Cape Town
University of Cape Town
Cormier, T. M.
United States, Oak Ridge
Oak Ridge National Laboratory
Morales, Yasser Corrales
Italy, Turin
Istituto Nazionale Di Fisica Nucleare, Sezione Di Torino
Cunqueiro, Letícia
Switzerland, Geneva
Organisation Européenne Pour la Recherche Nucléaire
Germany, Munster
University of Münster
Dainese, Andrea
Italy, Padua
Istituto Nazionale Di Fisica Nucleare, Sezione Di Padova
Das, Supriya
Unknown Affiliation
De, Sudipan
Brazil, Sao Paulo
Universidade de São Paulo
de Cataldo, Giacinto
Italy, Bari
Istituto Nazionale Di Fisica Nucleare, Sezione Di Bari
Di Ruzza, Benedetto
Italy, Padua
Istituto Nazionale Di Fisica Nucleare, Sezione Di Padova
Dietel, Thomas
South Africa, Cape Town
University of Cape Town
Ducroux, Laurent
France, Lyon
Université de Lyon
Ehlers, Raymond J.
United States, New Haven
Yale University
Endreß, Eric
Peru, Lima
Pontificia Universidad Catolica Del Peru
Esumi, Shinichi
Japan, Tsukuba
University of Tsukuba
Ferencei, Jozef
Czech Republic, Rez
Nuclear Physics Institute of the Academy of Sciences of the Czech Republic V. V. I.
Ferreiro, Elena G.
Pakistan, Islamabad
Comsats University Islamabad
Francisco, Audrey
France, Nantes
Imt Atlantique
Furget, Christophe
France, Paris
In2p3 - Institut National de Physique Nucléaire et de Physique Des Particules
Gagliardi, Martino
Italy, Turin
Istituto Nazionale Di Fisica Nucleare, Sezione Di Torino
Gago, Alberto M.
Peru, Lima
Pontificia Universidad Catolica Del Peru
Gangadharan, Dhevan Raja
United States, Berkeley
Lawrence Berkeley National Laboratory
Garabatos, Chilo
Germany, Darmstadt
Gsi Helmholtz Centre for Heavy Ion Research Gmbh
Giubellino, P.
Switzerland, Geneva
Organisation Européenne Pour la Recherche Nucléaire
Italy, Turin
Istituto Nazionale Di Fisica Nucleare, Sezione Di Torino
Glässel, Peter
Germany, Heidelberg
Universität Heidelberg
Graham, Kevin L.
United Kingdom, Birmingham
University of Birmingham
Gupta, Anik
India, Jammu
University of Jammu
Haiduc, Maria
Romania, Bucharest
Institute for Space Sciences, Bucharest
Harris, John William
United States, New Haven
Yale University
Helstrup, Haavard
Norway, Bergen
Høgskolen I Bergen
Hippolyte, Boris
France, Paris
In2p3 - Institut National de Physique Nucléaire et de Physique Des Particules
Humanic, Thomas J.
India, Aligarh
Aligarh Muslim University
Hussain, N.
India, Guwahati
Gauhati University
Hussain, Tahir
Norway, Bergen
Universitetet I Bergen
Inaba, Motoi
Japan, Tsukuba
University of Tsukuba
Irfan, Muhammad
Norway, Bergen
Universitetet I Bergen
Jacobs, Peter M.
United States, Berkeley
Lawrence Berkeley National Laboratory
Jadhav, Manoj B.
India, Mumbai
Indian Institute of Technology Bombay
Jena, Chitrasen
Italy, Padua
Istituto Nazionale Di Fisica Nucleare, Sezione Di Padova
Kang, Ju-hwan
South Korea, Seoul
Yonsei University
Kim, Do-won
South Korea, Gangneung
Gangneung-wonju National University
Kim, D. H.
South Korea, Seoul
Yonsei University
Kim, Jinsook
South Korea, Gangneung
Gangneung-wonju National University
Klay, Jennifer Lynn
Russian Federation, Novosibirsk
Budker Institute of Nuclear Physics of the Siberian Branch of the Ras
Kour, Mandeep
India, Jammu
University of Jammu
Kumar, Ashok M.R.
India, Jammu
University of Jammu
Kumar, Jitendra
India, Mumbai
Indian Institute of Technology Bombay
Kumar, Lokesh Ashok
India, Chandigarh
Panjab University
Kumar, Surender
India, Mumbai
Indian Institute of Technology Bombay
Kwon, Y.
South Korea, Seoul
Yonsei University
Lee, Sung-chul
South Korea, Seoul
Yonsei University
Lemmon, Roy C.
United Kingdom, Warrington
Daresbury Laboratory
Levai, Peter
Hungary, Budapest
Wigner Research Centre for Physics
Li, Xiaomei
United States, Chicago
Chicago State University
Lindenstruth, Volker
Germany, Frankfurt am Main
Goethe-universität Frankfurt am Main
Loizides, Constantinos A.
United States, Berkeley
Lawrence Berkeley National Laboratory
Malinina, Ludmila V.
Russian Federation, Dubna
Joint Institute for Nuclear Research, Dubna
Russian Federation, Moscow
Lomonosov Moscow State University
Marchisone, Massimiliano
Italy, Turin
Istituto Nazionale Di Fisica Nucleare, Sezione Di Torino
South Africa, Somerset West
Ithemba Laboratory for Accelerator-based Sciences
South Africa, Johannesburg
University of the Witwatersrand
Mareš, Jǐrí A.
Czech Republic, Prague
Academy of Sciences of the Czech Republic
Margotti, Anselmo
Italy, Bologna
Istituto Nazionale Di Fisica Nucleare, Sezione Di Bologna
Marin, Ana Maria
Germany, Darmstadt
Gsi Helmholtz Centre for Heavy Ion Research Gmbh
Martínez-García, Gines
France, Nantes
Imt Atlantique
Masera, Massimo
Italy, Turin
Istituto Nazionale Di Fisica Nucleare, Sezione Di Torino
Masoni, Alberto
Italy, Monserrato
Istituto Nazionale Di Fisica Nucleare, Sezione Di Cagliari
Matyja, Adam Tomasz
Poland, Warszawa
Polish Academy of Sciences
Meddi, Franco
Norway, Oslo
Universitetet I Oslo
Mieskolainen, Mikael M.
Finland, Helsinki
Helsinki Institute of Physics
Milošević, Jovan
South Korea, Seoul
Sejong University
Mi´skowiec, Dariusz
Germany, Darmstadt
Gsi Helmholtz Centre for Heavy Ion Research Gmbh
Morsch, Andreas
Switzerland, Geneva
Organisation Européenne Pour la Recherche Nucléaire
Muccifora, Valeria
Italy, Frascati
Infn, Laboratori Nazionali Di Frascati
Murray, Sean H.T.
South Africa, Somerset West
Ithemba Laboratory for Accelerator-based Sciences
Nappi, Eugenio
Italy, Bari
Istituto Nazionale Di Fisica Nucleare, Sezione Di Bari
de Oliveira, Rui A.Negrao
Switzerland, Geneva
Organisation Européenne Pour la Recherche Nucléaire
Oeschler, Helmut Oskar
Germany, Heidelberg
Universität Heidelberg
Orava, Risto
Finland, Helsinki
Helsinki Institute of Physics
Pareek, Pooja
India, Indore
Indian Institute of Technology Indore
Petràček, Vojtěch
Czech Republic, Prague
Czech Technical University in Prague
Planinić, Mirko
Croatia, Zagreb
University of Zagreb
Podesta-Lerma, Pedro L.M.
Mexico, Culiacan
Universidad Autónoma de Sinaloa
Pshenichnov, I. A.
Russian Federation, Moscow
Russian Academy of Sciences
Rachevski, Alexandre
Italy, Trieste
Istituto Nazionale Di Fisica Nucleare, Sezione Di Trieste
Rak, Jan
Finland, Jyvaskyla
University of Jyväskylä
Ramello, Luciano
Italy, Vercelli
Università Degli Studi Del Piemonte Orientale Amedeo Avogadro
Rami, Fouad
France, Paris
In2p3 - Institut National de Physique Nucléaire et de Physique Des Particules
Redlich, Krzysztof
Poland, Warsaw
National Centre for Nuclear Research Ncbj
Rehman, Attiq Ur
Spain, Santiago de Compostela
Universidad de Santiago de Compostela
Reolon, Anna Rita
Italy, Frascati
Infn, Laboratori Nazionali Di Frascati
Richter, Matthias Rudolph
South Korea, Seoul
Sejong University
Röhrich, Dieter
Spain, Santiago de Compostela
Universidad de Santiago de Compostela
Rosnet, Philippe
France, Aubiere
Laboratoire de Physique de Clermont
Sahoo, Pragati
India, Indore
Indian Institute of Technology Indore
Sahoo, Raghunth K.
India, Indore
Indian Institute of Technology Indore
Sahu, Pradip Kumar
India, Bhubaneswar
Institute of Physics Bhubaneswar
Scapparone, Eugenio
Italy, Bologna
Istituto Nazionale Di Fisica Nucleare, Sezione Di Bologna
Scarlassara, Fernando
Italy, Padua
Istituto Nazionale Di Fisica Nucleare, Sezione Di Padova
Schuchmann, Simone
Germany, Frankfurt am Main
Goethe-universität Frankfurt am Main
Germany, Heidelberg
Universität Heidelberg
Schweda, Kai Oliver
Germany, Darmstadt
Gsi Helmholtz Centre for Heavy Ion Research Gmbh
Shabetai, Alexandre
France, Nantes
Imt Atlantique
Sharma, Natasha
United States, Knoxville
The University of Tennessee, Knoxville
Sitár, Branislav
Slovakia, Bratislava
Univerzita Komenského V Bratislave
Sitta, Mario
Italy, Vercelli
Università Degli Studi Del Piemonte Orientale Amedeo Avogadro
Skaali, Toralf Bernhard
South Korea, Seoul
Sejong University
Stachel, Johanna
Germany, Heidelberg
Universität Heidelberg
Steyn, Gideon Francois
South Africa, Somerset West
Ithemba Laboratory for Accelerator-based Sciences
Strmeň, Peter
Slovakia, Bratislava
Univerzita Komenského V Bratislave
Šumbera, Michal
Czech Republic, Rez
Nuclear Physics Institute of the Academy of Sciences of the Czech Republic V. V. I.
Szarka, Imrich
Slovakia, Bratislava
Univerzita Komenského V Bratislave
Tabassam, Uzma
France, Gif-sur-yvette
Cea Saclay
Tariq, Mohd Zeeshan
Norway, Bergen
Universitetet I Bergen
Thakur, Dhananjaya
India, Indore
Indian Institute of Technology Indore
Tieulent, R. Noel
France, Lyon
Université de Lyon
Trzaska, Wladyslaw Henryk
Finland, Jyvaskyla
University of Jyväskylä
Ullaland, Kjetil
Spain, Santiago de Compostela
Universidad de Santiago de Compostela
Vasiliev, Andrey N.
Russian Federation, Moscow
National Research Centre Kurchatov Institute
Vilakazi, Zabulon Z.
South Africa, Johannesburg
University of the Witwatersrand
Wessels, Johannes P.
Germany, Munster
University of Münster
Willems, G. A.
Germany, Munster
University of Münster
Zgura, I. S.
Romania, Bucharest
Institute for Space Sciences, Bucharest
Zinovjev, Gennady M.
Italy, Rome
Sapienza Università Di Roma
Statistics
Citations: 410
Authors: 226
Affiliations: 125
Identifiers
Doi:
10.1038/nphys4111
ISSN:
17452473
Research Areas
Cancer
Study Design
Phenomenological Study
Study Approach
Qualitative