Linear and non-linear flow mode in Pb-Pb collisions at root sNN=2.76 TeV
Acharya, S. and Adamova, D. and Adolfsson, J. and Aggarwal, M. M. and
Rinella, G. Aglieri and Agnello, M. and Agrawal, N. and Ahammed, Z. and
Ahmad, N. and Ahn, S. U. and Aiola, S. and Akindinov, A. aand Alam, S. N.
and Alba, J. L. B. and Albuquerque, D. S. D. and Aleksandrov, D. and
Alessandro, B. and Alfaro Molina, R. and Alici, A. and Alkin, A. and
Alme, J. and Alt, T. and Altenkamper, L. and Altsybeev, I. and Alves
Garcia Prado, C. and An, M. and Andrei, C. and Andreou, D. and Andrews,
H. A. and Andronic, A. and Anguelov, V. and Anson, C. and Anticic, T.
and Antinori, F. and Antonioli, R. and Anwar, R. and Aphecetche, L. and
Appelshaeuser, H. and Arcelli, S. and Arnaldi, R. and Arnold, O. W. and
Arsene, I. C. and Arslandok, M. and Audurier, B. and Augustinus, A. and
Averbeck, R. and Azmi, M. D. and Badala, A. and Baek, Y. W. and
Bagnasco, S. and Bailhache, R. and Bala, R. and Baldisseri, A. and Ball,
M. and Baral, R. C. and Barbano, A. M. and Barbera, R. and Barile, F.
and Barioglio, L. and Barnafoldi, G. G. and Barnby, L. S. and Barret, V.
and Bartalini, P. and Barth, K. and Bartsch, E. and Basile, M. and
Bastid, N. and Basu, S. and Bathen, B. and Batigne, G. and Camejo, A.
Batista and Batyunya, B. and Batzing, P. C. and Bearden, I. G. and Beck,
H. and Bedda, C. and Behera, N. K. and Belikov, I. and Bellini, F. and
Bello Martinez, H. and Bellwied, R. and Beltran, L. G. E. and Belyaev,
V. and Bencedi, G. and Beole, S. and Bercuci, A. and Berdnikov, Y. and
Berenyi, D. and Bertens, R. A. and Berzano, D. and Betev, L. and Bhasin,
A. and Bhat, I. R. and Bhati, A. K. and Bhattacharjee, B. and Bhom, J.
and Bianchi, L. and Bianchi, N. and Bianchin, C. and Bielcik, J. and
Bielcikova, J. and Bilandzic, A. and Biro, G. and Biswas, R. and Biswas,
S. and Blair, J. T. and Blau, D. and Blume, C. and Boca, G. and Bock, F.
and Bogdanov, A. and Boldizsar, L. and Bombara, M. and Bonomi, G. and
Bonora, M. and Book, J. and Borel, H. and Borissov, A. and Borri, M. and
Botta, E. and Bourjau, C. and Braun-Munzinger, P. and Bregant, M. and
Broker, T. A. and Browning, T. A. and Broz, M. and Brucken, E. J. and
Bruna, E. and Bruno, G. E. and Budnikov, D. and Buesching, H. and
Bufalino, S. and Buhler, P. and Buncic, P. and Busch, O. and Buthelezi,
Z. and Butt, J. B. and Buxton, J. T. and Cabala, J. and Caffarri, D. and
Caines, H. and Caliva, A. and Calvo Villar, E. and Camerini, P. and
Capon, A. A. and Carena, F. and Carena, W. and Carnesecchi, F. and
Castellanos, J. Castillo and Castro, A. J. and Casula, E. A. R. and
Ceballos Sanchez, C. and Cerello, P. and Chandra, S. and Chang, B. and
Chapeland, S. and Chartier, M. and Charvet, J. L. and Chattopadhyay, S.
and Chauvin, A. and Cherney, M. and Cheshkov, C. and Cheynis, B. and
Barroso, V. Chibante and Chinellato, D. D. and Cho, S. and Chochula, P.
and Choi, K. and Chojnacki, M. and Choudhury, S. and Chowdhury, T. and
Christakoglou, P. and Christensen, C. H. and Christiansen, P. and Chujo,
T. and Chung, S. U. and Cicalo, C. and Cifarelli, L. and Cindolo, F. and
Cleymans, J. and Colamaria, F. and Colella, D. and Collu, A. and
Colocci, M. and Concas, M. and Balbastre, G. Conesa and del Valle, Z.
Conesa and Connors, M. E. and Contreras, J. G. and Cormier, T. M. and
Morales, Y. Corrales and Cortes Maldonado, I. and Cortese, P. and
Cosentino, M. R. and Costa, F. and Costanza, S. and Crkovska, J. and
Crochet, P. and Cuautle, E. and Cunqueiro, L. and Dahms, T. and Dainese,
A. and Danisch, M. C. and Danu, A. and Das, D. and Das, I. and Das, S.
and Dash, A. and Dash, S. and De, S. and De Caro, A. and de Cataldo, G.
and de Conti, C. and de Cuveland, J. and De Falco, A. and De Gruttola,
D. and De Marco, N. and De Pasquale, S. and De Souza, R. D. and
Degenhardt, H. F. and Deisting, A. and Deloff, A. and Deplano, C. and
Dhankher, P. and Di Bari, D. and Di Mauro, A. and Di Nezza, R. and Di
Ruzza, B. and Diaz Corchero, M. A. and Dietel, T. and Dillenseger, P.
and Divia, R. and Djuvsland, O. and Dobrin, A. and Domenicis Gimenez, D.
and Doenigus, B. and Dordic, O. and Doremalen, L. V. V. and Drozhzhova,
T. and Dubey, A. K. and Dubla, A. and Ducroux, L. and Duggal, A. K. and
Dupieux, P. and Ehlers, R. J. and Elia, D. and Endress, E. and Engel, H.
and Epple, E. and Erazmus, B. and Erhardt, F. and Espagnon, B. and
Esumi, S. and Eulisse, G. and Eum, J. and Evans, D. and Evdokimov, S.
and Fabbietti, L. and Faivre, J. and Fantoni, A. and Fasel, M. and
Feldkamp, L. and Feliciello, A. and Feofilov, G. and Ferencei, J. and
Fernandez Tellez, A. and Ferreiro, E. G. and Ferretti, A. and Festanti,
A. and Feuillard, V. J. G. and Figiel, J. and Figueredo, M. A. S. and
Filchagin, S. and Finogeev, D. and Fionda, F. M. and Fiore, E. M. and
Floris, M. and Foertsch, S. and Foka, R. and Fokin, S. and Fragiacomo,
E. and Francescon, A. and Francisco, A. and Frankenfeld, U. and Fronze,
G. G. and Fuchs, U. and Furget, C. and Furs, A. and Girard, M. Fusco and
Gaardhoje, J. J. and Gagliardi, M. and Gago, A. M. and Gajdosova, K. and
Gallio, M. and Galvan, C. D. and Ganoti, P. and Gao, C. and Garabatos,
C. and Garcia-Solis, E. and Garg, K. and Garg, R. and Gargiulo, C. and
Gasik, P. and Gauger, E. F. and Gay Ducati, M. B. and Germain, M. and
Ghosh, J. and Ghosh, P. and Ghosh, S. K. and Gianotti, P. and
Giubellino, P. and Giubilato, P. and Gladysz-Dziadus, E. and Glaessel,
P. and Gomez Cora, D. M. and Ramirez, A. Gomez and Gonzalez, A. S. and
Gonzalez, V. and Gonzalez-Zamora, P. and Gorbunov, S. and Gorlich, L.
and Gotovac, S. and Grabski, V. and Graczykowski, L. K. and Graham, K.
L. and Greiner, L. and Grelli, A. and Grigoras, C. and Grigoriev, V. and
Grigoryan, A. and Grigoryan, S. and Grion, N. and Gronefeld, J. M. and
Grosa, F. and Grosse-Oetringhaus, J. F. and Grosso, R. and Gruber, L.
and Guber, F. and Guernane, R. and Guerzoni, B. and Gulbrandsen, K. and
Gunji, T. and Gupta, A. and Gupta, R. and Guzman, I. B. and Haake, R.
and Hadjidakis, C. and Hamagaki, H. and Hamar, G. and Hamon, J. C. and
Harris, J. W. and Harton, A. and Hassan, H. and Hatzifotiadou, D. and
Hayashi, S. and Heckel, S. T. and Hellbaer, E. and Helstrup, H. and
Herghelegiu, A. and Herrera Corral, G. and Herrmann, F. and Hess, B. A.
and Hetland, K. F. and Hillemanns, H. and Hills, C. and Hippolyte, B.
and Hladky, J. and Hohlweger, B. and Horak, D. and Hornung, S. and
Hosokawa, R. and Hristov, P. and Hughes, C. and Humanic, T. J. and
Hussain, N. and Hussain, T. and Hutter, D. and Hwang, D. S. and Iga
Buitron, S. A. and Ilkaev, R. and Inaba, M. and Ippolitov, M. and Irfan,
M. and Isakov, V. and Ivanov, M. and Ivanov, V. and Lzucheev, V. and
Jacak, B. and Jacazio, N. and Jacobs, P. M. and Jadhav, M. B. and
Jadlovska, S. and Jadlovsky, J. and Jaelani, S. and Jahnke, C. and
Jakubowska, M. J. and Janik, M. A. and Jayarathna, P. H. S. Y. and Jena,
C. and Jena, S. and Jercic, M. and Bustamante, R. T. Jimenez and Jones,
P. G. and Jusko, A. and Kalinak, P. and Kalweit, A. and Kang, J. H. and
Kaplin, V. and Kar, S. and Uysal, A. Karasu and Karavichev, O. and
Karavicheva, T. and Karayan, L. and Karpechev, E. and Kebschull, U. and
Keidel, R. and Keijdener, D. L. D. and Keil, M. and Ketzer, B. and
Khabanova, Z. and Khan, P. and Khan, S. A. and Khanzadeev, A. and
Kharlov, Y. and Khatun, A. and Khuntia, A. and Kielbowicz, M. M. and
Kileng, B. and Kim, D. and Kim, D. W. and Kim, D. J. and Kim, H. and
Kim, J. S. and Kim, J. and Kim, M. and Kim, S. and Kim, T. and Kirsch,
S. and Kisel, I. and Kiselev, S. and Kisiel, A. and Kiss, G. and Klay,
J. L. and Klein, C. and Klein, J. and Klein-Boesing, C. and Klewin, S.
and Kluge, A. and Knichel, M. L. and Knospe, A. G. and Kobdaj, C. and
Kofarago, M. and Kollegger, T. and Kolojvari, A. and Kondratiev, V. and
Kondratyeva, N. and Kondratyuk, E. and Konevskikh, A. and Konyushikhin,
M. and Kopcik, M. and Kour, M. and Kouzinopoulos, C. and Kovalenko, O.
and Kovalenko, V. and Kowalski, M. and Meethaleveedu, G. Koyithatta and
Kralik, I. and Kravcakova, A. and Krivda, M. and Krizek, F. and Kryshen,
E. and Krzewicki, M. and Kubera, A. M. and Kucera, V. and Kuhn, C. and
Kuijer, P. G. and Kumar, A. and Kumar, J. and Kumar, L. and Kumar, S.
and Kundu, S. and Kurashvili, P. and Kurepin, A. and Kurepin, A. B. and
Kuryakin, A. and Kushpil, S. and Kweon, M. J. and Kwon, Y. and La
Pointe, S. L. and La Rocca, P. and Lagana Fernandes, C. and Lai, Y. S.
and Lakomov, I. and Langoy, R. and Lapidus, K. and Lara, C. and Lardeux,
A. and Lattuca, A. and Laudi, E. and Lavicka, R. and Lazaridis, L. and
Lea, R. and Leardini, L. and Lee, S. and Lehas, F. and Lehner, S. and
Lehrbach, J. and Lemmon, R. C. and Lenti, V. and Leogrande, E. and Leon
Monzon, I. and Levai, P. and Li, S. and Li, X. and Lien, J. and Lietava,
R. and Lim, B. and Lindal, S. and Lindenstruth, V. and Lindsay, S. W.
and Lippmann, C. and Lisa, M. A. and Litichevskyi, V. and Ljunggren, H.
M. and Llope, W. J. and Lodato, D. F. and Loenne, P. I. and Loginov, V.
and Loizides, C. and Loncar, P. and Lopez, X. and Lopez Torres, E. and
Lowe, A. and Luettig, P. and Lunardon, M. and Luparello, G. and Lupi, M.
and Lutz, T. H. and Maevskaya, A. and Mager, M. and Mahajan, S. and
Mahmood, S. M. and Maire, A. and Majka, R. D. and Malaev, M. and
Malinina, L. and Mal'Kevich, D. and Malzacher, P. and Mamonov, A. and
Manko, V. and Manso, F. and Manzari, V. and Mao, Y. and Marchisone, M.
and Mares, J. and Margagliotti, G. V. and Margotti, A. and Margutti, J.
and Marin, A. and Markert, C. and Marquard, M. and Martin, N. A. and
Martinengo, P. and Martinez, J. A. L. and Martinez, M. I. and Garcia, G.
Martinez and Pedreira, M. Martinez and Mas, A. and Masciocchi, S. and
Masera, M. and Masoni, A. and Masson, E. and Mastroserio, A. and Mathis,
A. M. and Matyja, A. and Mayer, C. and Mazer, J. and Mazzilli, M. and
Mazzoni, M. A. and Meddi, F. and Melikyan, Y. and Menchaca-Rocha, A. and
Meninno, E. and Perez, J. Mercado and Meres, M. and Mhlanga, S. and
Miake, Y. and Mieskolainen, M. M. and Mihaylov, D. and Mihaylov, D. L.
and Mikhaylov, K. and Milano, L. and Milosevic, J. and Mischke, A. and
Mishra, A. N. and Miskowiec, D. and Mitra, J. and Mitu, C. M. and
Mohammadi, N. and Mohanty, B. and Khan, M. Mohisin and Montes, E. and De
Godoy, D. A. Moreira and Moreno, L. A. P. and Moretto, S. and Morreale,
A. and Morsch, A. and Muccifora, V. and Mudnic, E. and Muehlheim, D. and
Muhuri, S. and Mukherjee, M. and Mulligan, J. D. and Munhoz, M. G. and
Muenning, K. and Munzer, R. H. and Murakami, H. and Murray, S. and Musa,
L. and Musinsky, J. and Myers, C. J. and Myrcha, J. W. and Naik, B. and
Nair, R. and Nandi, B. K. and Nania, R. and Nappi, E. and Narayan, A.
and Naru, M. U. and Natal da Luz, H. and Nattrass, C. and Navarro, S. R.
and Nayak, K. and Nayak, R. and Nayak, T. K. and Nazarenko, S. and
Nedosekin, A. and De Oliveira, R. A. Negrao and Nellen, L. and Nesbo, S.
V. and Ng, F. and Nicassio, M. and Niculescu, M. and Niedziela, J. and
Nielsen, B. S. and Nikolaev, S. and Nikulin, S. and Nikulin, V. and
Nobuhiro, A. and Noferini, F. and Nomokonov, P. and Nooren, G. and
Noris, J. C. C. and Norman, J. and Nyanin, A. and Nystrand, J. and
Oeschler, H. and Oh, S. and Ohlson, A. and Okubo, T. and Olah, L. and
Oleniacz, J. and Oliveira Da Silva, A. C. and Oliver, M. H. and
Onderwaater, J. and Oppedisano, C. and Orava, R. and Oravec, M. and
Ortiz Velasquez, A. and Oskarsson, A. and Otwinowski, J. and Oyama, K.
and Pachmayer, Y. and Pacik, V. and Pagano, D. and Pagano, P. and Paic,
G. and Palni, P. and Pan, J. and Pandey, A. K. and Panebianco, S. and
Papikyan, V. and Pappalardo, G. S. and Pareek, P. and Park, J. and
Parmar, S. and Passfeld, A. and Pathak, S. P. and Paticchio, V. and
Patra, R. N. and Paul, B. and Pei, H. and Peitzmann, T. and Peng, X. and
Pereira, L. G. and Da Costa, H. Pereira and Peresunko, D. and Lezama, E.
Perez and Peskov, V. and Pestov, Y. and Petracek, V. and Petrov, V. and
Petrovici, M. and Petta, C. and Pezzi, R. P. and Piano, S. and Pikna, M.
and Pillot, P. and Pimentel, L. O. D. L. and Pinazza, O. and Pinsky, L.
and Piyarathna, D. B. and Ploskon, M. and Planinic, M. and Pliquett, F.
and Pluta, J. and Pochybova, S. and Podesta-Lerma, P. L. M. and
Poghosyan, M. G. and Polichtchouk, B. and Poljak, N. and Poonsawat, W.
and Pop, A. and Poppenborg, H. and Porteboeuf-Houssais, S. and Porter,
J. and Pozdniakov, V. and Prasad, S. K. and Preghenella, R. and Prino,
F. and Pruneau, C. A. and Pshenichnov, I. and Puccio, M. and Puddu, G.
and Pujahari, P. and Punin, V. and Putschke, J. and Rachevski, A. and
Raha, S. and Rajput, S. and Rak, J. and Rakotozafindrabe, A. and
Ramello, L. and Rami, F. and Rana, D. B. and Raniwala, R. and Raniwala,
S. and Rasanen, S. S. and Rascanu, B. T. and Rathee, D. and Ratza, V.
and Ravasenga, I. and Read, K. F. and Redlich, K. and Rehman, A. and
Reichelt, P. and Reidt, F. and Ren, X. and Renfordt, R. and Reolon, A.
R. and Reshetin, A. and Reygers, K. and Riabov, V. and Ricci, R. A. and
Richert, T. and Richter, M. and Riedler, P. and Riegler, W. and Riggi,
F. and Ristea, C. and Rodriguez Cahuantzi, M. and Roed, K. and
Rogochaya, E. and Rohr, D. and Rohrich, D. and Rokita, P. S. and
Ronchetti, F. and Rosas, E. D. and Rosnet, P. and Rossi, A. and Rotondi,
A. and Roukoutakis, F. and Roy, A. and Roy, C. and Roy, P. and Rubio
Montero, A. J. and Rueda, O. V. and Rui, R. and Russo, R. and Rustamov,
A. and Ryabinkin, E. and Ryabov, Y. and Rybicki, A. and Saarinen, S. and
Sadhu, S. and Sadovsky, S. and Safarik, K. and Saha, S. K. and
Sahlmuller, B. and Sahoo, B. and Sahoo, P. and Sahoo, R. and Sahoo, S.
and Sahu, P. K. and Saini, J. and Sakai, S. and Saleh, M. A. and
Salzwedel, J. and Sambyal, S. and Samsonov, V. and Sandoval, A. and
Sarkar, D. and Sarkar, N. and Sarma, P. and Sas, M. H. P. and
Scapparone, E. and Scarlassara, F. and Scharenberg, R. P. and Scheid, H.
S. and Schiaua, C. and Schicker, R. and Schmidt, C. and Schmidt, H. R.
and Schmidt, M. O. and Schmidt, M. and Schuchmann, S. and Schukraft, J.
and Schutz, Y. and Schwarz, K. and Schweda, K. and Scioli, G. and
Scomparin, E. and Scott, R. and Sefcik, M. and Seger, J. E. and
Sekiguchi, Y. and Sekihata, D. and Selyuzhenkov, I. and Senosi, K. and
Senyukov, S. and Serradilla, E. and Sett, P. and Sevcenco, A. and
Shabanov, A. and Shabetai, A. and Shahoyan, R. and Shaikh, W. and
Shangaraev, A. and Sharma, A. and Sharma, M. and Sharma, N. and Sheikh,
A. I. and Shigaki, K. and Shou, Q. and Shtejer, K. and Sibiriak, Y. and
Siddhanta, S. and Sielewicz, K. M. and Siemiarczuk, T. and Silvermyr, D.
and Silvestre, C. and Simatovic, G. and Simonetti, G. and Singaraju, R.
and Singh, R. and Singhal, V. and Sinha, T. and Sitar, B. and Sitta, M.
and Skaali, T. B. and Slupecki, M. and Smirnov, N. and Snellings, R. J.
M. and Snellman, T. W. and Song, J. and Song, M. and Soramel, F. and
Sorensen, S. and Sozzi, F. and Spiriti, E. and Sputowska, I. and
Srivastava, B. K. and Stachel, J. and Stan, I. and Stankus, P. and
Stenlund, E. and Stocco, D. and Strmen, R. and Suaide, A. A. P. and
Sugitate, T. and Suire, C. and Suleymanov, M. and Suljic, M. and
Sultanov, R. and Sumbera, M. and Sumowidagdo, S. and Suzuki, K. and
Swain, S. and Szabo, A. and Szarka, I. and Szczepankiewicz, A. and
Tabassam, U. and Takahashi, J. and Tambave, G. J. and Tanaka, N. and
Tarhini, M. and Tariq, M. and Tarzila, M. G. and Tauro, A. and Tejeda
Munoz, G. and Telesca, A. and Terasaki, K. and Terrevoli, C. and
Teyssier, B. and Thakur, D. and Thakur, S. and Thomas, D. and Tieulent,
R. and Tikhonov, A. and Timmins, A. R. and Toia, A. and Tripathy, S. and
Trogolo, S. and Trombetta, G. and Tropp, L. and Trubnikov, V. and
Trzaska, W. H. and Trzeciak, B. A. and Tsuji, T. and Tumkin, A. and
Turrisi, R. and Tveter, T. S. and Ullaland, K. and Umaka, E. N. and
Uras, A. and Usai, G. L. and Utrobicic, A. and Vala, M. and Van der
Maarel, J. and Van Hoorne, J. W. and Van Leeuwen, M. and Vanat, T. and
Vande Vyvre, P. and Varga, D. and Vargas, A. and Vargyas, M. and Varma,
R. and Vasileiou, M. and Vasiliev, A. and Vauthier, A. and Doce, O.
Vazquez and Vechernin, V. and Veen, A. M. and Velure, A. and Vercellin,
E. and Vergara Limon, S. and Vernet, R. and Vertesi, R. and Vickovic, L.
and Vigolo, S. and Viinikainen, J. and Vilakazi, Z. and Baillie, O.
Villalobos and Villatoro Tello, A. and Vinogradov, A. and Vinogradov, L.
and Virgili, T. and Vislavicius, V. and Vodopyanov, A. and Volkl, M. A.
and Voloshin, K. and Voloshin, S. A. and Volpe, G. and von Haller, B.
and Vorobyev, I. and Voscek, D. and Vranic, D. and Vrlakova, J. and
Wagner, B. and Wagner, J. and Wang, H. and Wang, M. and Watanabe, D. and
Watanabe, Y. and Weber, M. and Weber, S. G. and Weiser, D. F. and
Wenzel, S. C. and Wessels, J. P. and Westerhoff, U. and Whitehead, A. M.
and Wiechula, J. and Wikne, J. and Wilk, G. and Wilkinson, J. and
Willems, G. A. and Williams, M. C. S. and Willsher, E. and Windelband,
B. and Witt, W. E. and Yalcin, S. and Yamakawa, K. and Yang, P. and
Yano, S. and Yin, Z. and Yokoyama, H. and Yoo, I. -K. and Yoon, J. H.
and Yurchenko, V. and Zaccolo, V. and Zaman, A. and Zampolli, C. and
Zanoli, H. J. C. and Zardoshti, N. and Zarochentsev, A. and Zavada, P.
and Zaviyalov, N. and Zbroszczyk, H. and Zhalov, M. and Zhang, H. and
Zhang, X. and Zhang, Y. and Zhang, C. and Zhang, Z. and Zhao, C. and
Zhigareva, N. and Zhou, D. and Zhou, Y. and Zhou, Z. and Zhu, H. and
Zhu, J. and Zhu, X. and Zichichi, A. and Zimmermann, A. and Zimmermann,
M. B. and Zinovjev, G. and Zmeskal, J. and Zou, S. and ALICE
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Abstract
The second and the third order anisotropic flow, V-2 and V-3, are mostly
determined by the corresponding initial spatial anisotropy coefficients,
epsilon(2) and epsilon(3), in the initial density distribution. In
addition to their dependence on the same order initial anisotropy
coefficient, higher order anisotropic flow, Vn(n > 3), can also have a
significant contribution from lower order initial anisotropy
coefficients, which leads to mode-coupling effects. In this Letter we
investigate the linnear and non-linear modes in higher order anisotropic
flow V-n for n = 4, 5, 6 with the ALICE detector at the Large Hadron
Collider. The measurements are done for particles in the pseudorapidity
range |eta| < 0.8 and the transverse momentum range 0.2 < p(T)< 5.0
GeV/c as a function of collision centrality. The results are compared
with theoretical calculations and provide important constraints on the
initial conditions, including initial spatial geometry and its
fluctuations, as well as the ratio of the shear viscosity to entropy
density of the produced system. (C) 2017 The Author(s). Published by
Elsevier B.V.... Show more Show less