2020 Impact factor 3.911

Editorial Board

Editor-in-Chief

Paolo Biscari, Milano, Italy

Managing Editors

Vincenzo Artale, Frascati, Italy

Santo Banerjee, Torino, Italy

Martine Ben Amar, Paris, France

Giuseppe Bertin, Milano, Italy

Luisa Cifarelli, Bologna, Italy

Beatrice Fraboni, Bologna, Italy

Gaston Garcia, Barcelona, Spain

Martina Knoop, Marseille, France

Giuseppe Marmo, Napoli, Italy

Richard Matzner, Austin, TX, USA

Eugenio Nappi, Bari, Italy

Jef Ongena, Brussels, Belgium

Editors

Abdon Atangana, Bloemfontein, Republic of South Africa

Francesco Becattini, Firenze, Italy

Danilo Bersani, Parma, Italy

Caterina Biscari, Barcelona Spain

Kurt Busch, Berlin, Germany

Alberto Calloni, Milano, Italy

Vittorio Cataudella, Napoli, Italy

Massimo Cerdonio, Padova, Italy

Tomás Chacón Rebollo, Sevilla, Spain

Sergio Chibbaro, Paris, France

Florio Ciaglia, Madrid, Spain

Luciano Colombo, Cagliari, Italy

Airton Deppman, São Paulo, Brasil

Elisa Ercolessi, Bologna, Italy

Paolo Facchi, Bari, Italy

Bogdan Fornal, Krakow, Poland

Lorenzo Fortunato, Padova, Italy

Vladimir Gerdjikov, Sofia, Bulgaria

Christophe Gissinger, Paris, France

Andrea Giusti, Sherbrooke, Canada

Claudio Goletti, Roma, Italy

Vincenzo Greco, Catania, Italy

Kumar S. Gupta, Kolkata, India

Vahe Gurzadyan, Yerevan, Armenia

Ulrich Haisch, Oxford, UK

Maciej Kolwas, Warszawa, Poland

Andrea Macchi, Pisa, Italy

Giulio Magli, Milan, Italy

Francesco Mainardi, Bologna, Italy

Stefano Mancini, Camerino, Italy

Fabien Montel, Lyon, France

Shoji Nagamiya, Wako-shi, Japan

Hiromichi Nakazato, Tokyo, Japan

Gaetano Napoli, Lecce, Italy

Mario Nicodemi, Napoli, Italy

Piero Nicolini, Frankfurt, Germany

Peter O'Donnell, Cambridge, UK

Concepción Oliver, Madrid, Spain

Erricos C. Pavlis, Baltimore, Maryland, USA

Branko Pivac, Zagreb, Croatia

Olena Popova, Rennes, France

Barbara Prinari, Buffalo, NY, USA

Marco Radici, Pavia, Italy

Massimiliano Rinaldi, Trento, Italy

Asit Saha, Majitar, Rangpo, India

Eugenio Scapparone, Bologna, Italy

Michele Schiavina, Zurich, Switzerland

Gilda Scioli, Bologna, Italy

Ilya Shapiro, Juiz de Fora, Brazil

Vassil Skumryev, Barcelona, Spain

Tim Sluckin, Southampton, UK

Vasily Evgenevich Tarasov, Moscow, Russia

Piergiulio Tempesta, Madrid, Spain

Marin-Slobodan Tomas, Zagreb, Croatia

Giovanni Venturi, Bologna, Italy

Shu Yan Zhang, Harwell Oxford, Didcot, UK

Advisory Board, constituted by the Editors-in-Chief of EPJA-E:

David Blaschke, Wroclaw, Poland

Maria Jose Garcia Borge, Madrid, Spain

Fabrizio Croccolo, Anglet, France

Günther Dissertori, Zürich, Switzerland

Thomas Duguet, Paris-Saclay, France

François Graner, Paris, France

Eduardo Hernandez, Madrid, Spain

Sylwia Ptasinska, Notre Dame, USA

Heiko Rieger, Saarbrücken, Germany

Kostas Skenderis, Southampton, UK

Andrey V. Solov'yov, Frankfurt, Germany, and St.Petersburg, Russia

Holger Stark, Berlin, Germany

Dieter Zeppenfeld, Karlsruhe, Germany

Editor-in-Chief
Paolo Biscari
On behalf of the authors, I gratefully acknowledge the Editors and the Editorial and Production Office for their attention in the revision and editing of the manuscript.

Davide Rotta, Università di Milano Bicocca, Italy

ISSN: 2190-5444 (Electronic Edition)

© Società Italiana di Fisica and
Springer-Verlag