Constraints on Sub-GeV Dark-Matter–Electron Scattering from the DarkSide-50 Experiment

T. Alexander,A. Alton,G. Araujo,D. Asner,M. Ave,H. Back,B. Baldin,G. Batignani,K. Biery,V. Bocci,G. Bonfini,W. Bonivento,B. Bottino,F. Budano,S. Bussino,M. Cadeddu,Mariano Cadoni,F. Calaprice,A. Caminata,N. Canci,A. Candela,M. Caravati,M. Cariello,M. Carlini,M. Carpinelli,S. Catalanotti,V. Cataudella,P. Cavalcante,S. Cavuoti,R. Cereseto,A. Chepurnov,C. Cicalò,L. Cifarelli,A. Cocco,G. Covone,D. D’Angelo,M. D’Incecco,D. D’Urso,S. Davini,A. Candia,S. Cecco,M. Deo,G. Filippis,G. Rosa,M. Vincenzi,Pierfranco Demontis,A. Derbin,A. Devoto,F. Eusanio,G. Pietro,C. Dionisi,M. Downing,E. Edkins,A. Empl,A. Fan,G. Fiorillo,K. Fomenko,D. Franco,F. Gabriele,Andrea Gabrieli,C. Galbiati,P. Garcı́a-Abia,C. Ghiano,S. Giagu,C. Giganti,G. Giovanetti,O.E. Gorchakov,A. Goretti,F. Granato,M. Gromov,M. Guan,Y. Guardincerri,M. Gulino,B. Hackett,M. Hassanshahi,K. Herner,B. Hosseini,D. Hughes,P. Humble,E. Hungerford,Aldo Ianni,An. Ianni,V. Ippolito,I. James,T. Johnson,Yonatan Kahn,K. Keeter,C. Kendziora,I. Kochanek,G. Koh,D. Korablëv,G. Korga,A. Kubankin,M. Kuss,M. Commara,M. Laí,X. Li,Mariangela Lisanti,M. Lissia,B. Loer,G. Longo,Y. Ma,A.A. Machado,I. Machulin,A. Mandarano,L. Mapelli,S. Mari,J. Maricic,C. Martoff,A. Messina,P.D. Meyers,R. Milinčić,Siddharth Mishra-Sharma,A. Monte,M. Morrocchi,B. Mount,V. Muratova,P. Musico,R. Nania,A. Agasson,A. Nozdrina,A. Oleinik,M. Orsini,F. Ortica,L. Pagani,M. Pallavicini,L. Pandola,E. Pantic,E. Paoloni,Federico Pazzona,K. Pelczar,N. Pelliccia,V. Pesudo,E. Picciau,A. Pocar,S. Pordes,S. Poudel,D. Pugachev,Hao Qian,F. Ragusa,M. Razeti,A. Razeto,B. Reinhold,A.L. Renshaw,M. Rescigno,Q. Riffard,A. Romani,B. Rossi,N. Rossi,D. Sablone,O. Samoylov,W. Sands,S. Sanfilippo,Marco Sant,R. Santorelli,C. Savarese,E. Scapparone,B. Schlitzer,E. Segreto,Д. Семенов,А.V. Shchagin,A. Sheshukov,P. Singh,M. Skorokhvatov,O. Smirnov,A. Sotnikov,C. Stanford,S. Stracka,Giuseppe Suffritti,Y. Suvorov,R. Tartaglia,G. Testera,A. Tonazzo,P. Trinchese,E. Unzhakov,M. Verducci,A. Vishneva,B. Vogelaar,M. Wada,T. Waldrop,H Wang,Yan Wang,A. Watson,S. Westerdale,M. Wójcik,X. Xiang,Xiang Xiao,C. Yang,Ziping Ye,C. Zhu,A. Zichichi,G. Zuzel,C. Bacci,Corrado Cicalò,G.K. Giovanetti,Mohammad Hassanshahi