Jet-like correlations with neutral pion triggers in pp and central Pb-Pb collisions at 2.76 TeV
Adam, J. and Adamova, D. and Aggarwal, M. M. and Rinella, G. Aglieri and
Agnello, M. and Agrawal, N. and Ahammed, Z. and Ahmad, S. and Ahn, S. U.
and Aiola, S. and Akindinov, A. and Alam, S. N. and Allbuquerque, D. S.
D. and Aleksandrov, D. and Alessandro, B. and Alexandre, D. and Alfaro
Molina, R. and Alici, A. and Alkin, A. and Alme, J. and Alt, T. and
Altinpinar, S. and Altsybeev, I. and Prado, C. Alves Garcia and An, M.
and Andrei, C. and Andrews, H. A. and Andronic, A. and Anguelov, V. and
Anson, C. and Anticic, T. and Antinori, F. and Antonioli, P. 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
Balasubramanian, S. and Baldisseri, A. and Baral, R. C. and Barbano, A.
M. and Barbera, R. and Barile, F. and Barnafoldi, G. G. and Barnby, L.
S. and Barret, V. and Bartalini, P. and Barth, K. and Bartke, J. 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
Belmont-Moreno, E. and Beltran, L. G. E. and Belyaev, V. and Bencedi, G.
and Beole, S. and Berceanu, I. 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 Bjelogrlic, S. and Blair, J. T. and Blau, D. and Blume, C. and
Bock, F. and Bogdanov, A. and Boggild, H. and Boldizsar, L. and Bombara,
M. and Bonora, M. and Book, J. and Borel, H. and Borissov, A. and Borri,
M. and Bossu, F. 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 Buitron, S. A. I. and
Buncic, P. and Busch, O. and Buthelezi, Z. and Butt, J. B. and Buxton,
J. T. and Cabala, J. and Caffarri, D. and Cai, X. and Caines, H. and
Caliva, A. and Villar, E. Calvo and Camerini, P. 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 Cepila, J. and
Cerello, P. and Cerkala, J. and Chang, B. and Chapeland, S. and
Chartier, M. and Charvet, J. L. and Chattopadhyay, S. and Chattopadhyay,
S. and Chauvin, A. and Chelnokov, V. 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
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 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 Crkovska, J. and Crochet, P. and Cruz Albino, R. 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 Deisting, A. and Deloff,
A. and Deplano, C. and Dhankher, P. and Di Bari, D. and Di Mauro, A. and
Di Nezza, P. 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
Gimenez, D. Domenicis and Doenigus, B. and Dordic, O. 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
Estienne, M. and Esumi, S. and Eulisse, G. and Eum, J. and Evans, D. and
Evdokimov, S. and Eyyubova, G. and Fabbietti, L. and Fabris, D. 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, P. 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 Gangadharan, D. R. and Ganoti, P. and
Gao, C. and Garabatos, C. and Garcia-Solis, E. and Garg, K. and Garg, P.
and Gargiulo, C. and Gasik, P. and Gauger, E. F. and Germain, M. and
Gheata, M. 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 Coral, 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 Grachov, O. A. and Graczykowski, L.
K. and Graham, K. L. and Grelli, A. and Grigoras, C. and Grigoriev, V.
and Grigoryan, A. and Grigoryan, S. and Grinyov, B. and Grion, N. and
Gronefeld, J. M. 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 Haiduc, M. and Hamagaki, H. and
Hamar, G. and Hamon, J. C. and Harris, J. W. and Harton, A. and
Hatzifotiadou, D. and Hayashi, S. and Heckel, S. T. and Hellbar, 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 Hippolyte, B.
and Horak, D. 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 Ilkaev, R. and Inaba, M. and Incani, E. and Ippolitov, M. and
Irfan, M. and Isakov, V. and Ivanov, M. and Ivanov, V. and Izucheev, V.
and Jacak, B. and Jacazio, N. and Jacobs, P. M. and Jadhav, M. B. and
Jadlovska, S. and Jadlovsky, J. and Jahnke, C. and Jakubowska, M. J. and
Janik, M. A. and Jayarathna, P. H. S. Y. and Jena, C. and Jena, S. and
Bustamante, R. T. Jimenez and Jones, P. G. and Jung, H. 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 Khan, M. Mohisin and Khan, P. and
Khan, S. A. and Khanzadeev, A. and Kharlov, Y. and Khatun, A. and
Khuntia, A. and Kileng, B. and Kim, D. W. and Kim, D. J. and Kim, D. and
Kim, H. and Kim, J. S. and Kim, J. and Kim, M. 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 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 Kweon, M. J. and Kwon, Y. and La
Pointe, S. L. and La Rocca, P. and Fernandes, C. Lagana and Lakomov, I.
and Langoy, R. and Lapidus, K. and Lara, C. and Lardeux, A. and Lattuca,
A. and Laudi, E. 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 Leon Vargas, H. and
Leoncino, M. and Levai, P. and Li, S. and Li, X. and Lien, J. and
Lietava, R. and Lindal, S. and Lindenstruth, V. and Lippmann, C. and
Lisa, M. A. and Ljunggren, H. M. and Lodato, D. F. and Loenne, P. I. and
Loginov, V. and Loizides, C. 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
Maldonado Cervantes, I. 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, M. I.
and Garcia, G. Martinez and Pedreira, M. Martinez and Mas, A. and
Masciocchi, S. and Masera, M. and Masoni, A. and Mastroserio, A. 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 Mikhaylov, K. and Milosevic, J. and Mischke, A.
and Mishra, A. N. and Mishra, T. and Miskowiec, D. and Mitra, J. and
Mitu, C. M. and Mohammadi, N. and Mohanty, B. and Molnar, L. 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 Naik, B. and Nair, R. and
Nandi, B. K. and Nania, R. and Nappi, E. and Naru, M. U. and da Luz, H.
Natal 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 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 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 Oh, S. K. and Ohlson, A. and Okatan, A. and
Okubo, T. and Olah, L. and Oleniacz, J. and Da Silva, A. C. Oliveira 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 Ozdemir, M. and Pachmayer, Y. and Pagano, D. and
Pagano, P. and Paic, G. and Pal, S. K. and Palni, P. and Pan, J. and
Pandey, A. K. and Papikyan, V. and Pappalardo, G. S. and Pareek, P. and
Park, J. and Park, W. J. and Parmar, S. and Passfeld, A. and Paticchio,
V. and Patra, R. N. and Paul, B. and Pei, H. and Peitzmann, T. and Peng,
X. 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 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 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 Pospisil, J. 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 Qvigstad, H. and Rachevski, A. and Raha, S. and Rajput,
S. and Rak, J. and Rakotozafindrabe, A. and Ramello, L. and Rami, F. 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
Ronchetti, F. and Ronflette, L. and Rosnet, P. and Rossi, A. and
Roukoutakis, F. and Roy, A. and Roy, C. and Roy, P. and Rubio Montero,
A. J. and Rui, R. and Russo, R. and Ryabinkin, E. and Ryabov, Y. and
Rybicki, A. and Saarinen, S. and Sadhu, S. and Sadovsky, S. and Safarik,
K. and Sahlmuller, 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 Sandor, L. and Sandoval, A. and
Sano, M. and Sarkar, D. and Sarkar, N. and Sarma, P. and Scapparone, E.
and Scarlassara, F. and Schiaua, C. and Schicker, R. and Schmidt, C. and
Schmidt, H. R. and Schmidt, M. 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 Sevcenco, A. and Shabanov, A. and Shabetai, A. and Shadura, O. and
Shahoyan, R. and Shangaraev, A. and Sharma, A. and Sharma, A. and
Sharma, M. 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 Song, Z. and Soramel, F. and
Sorensen, S. and Sozzi, F. and Spiriti, E. and Sputowska, I. and
Spyropoulou-Stassinaki, M. and Stachel, J. and Stan, I. and Stankus, P.
and Stenlund, E. and Steyn, G. and Stiller, J. H. and Stocco, D. and
Strmen, P. 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 Szymanski, M. 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
Thader, J. and Thakur, D. 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 Trubnikov, V. and Trzaska, W. H. and Tsuji, T. and
Tumkin, A. and Turrisi, R. and Tveter, T. S. and Ullaland, K. 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 Vyvre, P.
Vande 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 Voelkl, 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
Vulpescu, B. 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 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 Windelband, B. and Winn, M. and Yalcin,
S. 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 Zaporozhets, S. and Zardoshti, N.
and Zarochentsev, A. and Zavada, P. and Zaviyalov, N. and Zbroszczyk, H.
and Zgura, I. S. 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 ALICE Collaboration... Show more Show less
Loading
Abstract
We present measurements of two-particle correlations with neutral pion
trigger particles of transverse momenta 8 < p(T)(trig) < 16 GeV/c and
associated charged particles of 0.5 < p(T)(assoc) < 10 GeV/c versus the
azimuthal angle difference Delta phi at midrapidity in pp and central
Pb-Pb collisions at root sNN= 2.76 TeV with ALICE. The new measurements
exploit associated charged hadrons down to 0.5GeV/c, which significantly
extends our previous measurement that only used charged hadrons above
3GGeV/c. After subtracting the contributions of the flow background, v2to
v(5), the per-trigger yields are extracted for vertical bar Delta phi
vertical bar < 0.7 on the near and for vertical bar Delta phi - pi
vertical bar < 1.1 on the away side. The ratio of per-trigger yields in
Pb-Pb to those in pp collisions, I-AA, is measured on the near and away
side for the 0-10\% most central Pb-Pb collisions. On the away side, the
per-trigger yields in Pb-Pb are strongly suppressed to the level of I-AA
approximate to 0.6 for p(T)(assoc) > 3GeV/c, while with decreasing
momenta an enhancement develops reaching about 5 at low p(T)(assoc) . On
the near side, an enhancement of I-AA between 1.2 at the highest to 1.8
at the lowest p(T)(assoc) is observed. The data are compared to
parton-energy-loss predictions of the JEWEL and AMPT event generators,
as well as to a perturbative QCD calculation with medium-modified
fragmentation functions. All calculations qualitatively describe the
away-side suppression at high p(T)(assoc). Only AMPT captures the
enhancement at low p(T)(assoc) , both on the near and away side.
However, it also underpredicts IAAabove 5GeV/c, in particular on the
near-side. (C) 2016 The Author(s). Published by Elsevier B.V.... Show more Show less