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Meadows, B. Pietrzyk, B. Popovici, B. Rachwal, B.R. Gruberg Cazon, B. Saitta, B. Sanmartin Sedes, B. Schmidt, B. Sciascia, B. Souza De Paula, B. Spaan, B. Storaci, B. Viaud, B. Voneki, C. Baesso, C. Barschel, C. Bozzi, C. Burr, C. D'Ambrosio, C. F\\\"arber, C. Fitzpatrick, C. Frei, C. Gaspar, C. G\\\"obel, C. Gotti, C. Hadjivasiliou, C. Haen, Ch. Cauet, Ch. Elsasser, C. Hombach, C.J.G. Onderwater, C. Joram, C. Khurewathanakul, C. Langenbruch, C. Lazzeroni, C. Linn, C. Marin Benito, C. Matteuzzi, C.M. Costa Sobral, C. Nguyen-Mau, C. Parkes, C. Patrignani, C. Potterat, C. Prouve, C. Remon Alepuz, C.R. Jones, C. Sanchez Mayordomo, C. Santamarina Rios, C. Satriano, C.-T. Dean, C. Vacca, C. V\\'azquez Sierra, C. Vo{\\ss}, C. Wallace, D.A. Milanes, D. Campora Perez, D.C. Craik, D.C. Forshaw, D. Decamp, D. Derkach, D. Fazzini, D. Ferguson, D. Galli, D. Gascon, D. Gerick, D. Golubkov, D.H. Campora Perez, D. Hill, D. Hutchcroft, D. Johnson, D. Lacarrere, D. Lambert, D. Loh, D. Lucchesi, D. 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Saborido Silva, J.J. Velthuis, J. Lefran\\c{c}ois, J. Maratas, J. Marks, J. McCarthy, J.M. De Miranda, J.M. Kariuki, J. Molina Rodriguez, J. Moron, J.M. Otalora Goicochea, J. M\\\"uller, J. Panman, J.-P. Lees, J. Prisciandaro, J. Serrano, J. Smith, J. van Leerdam, J. van Tilburg, J. Walsh, J. Wang, J. Wicht, J. Wimberley, J. Wishahi, J.W. Ronayne, J. Yu, K.A. Zarebski, K. Belous, K. Carvalho Akiba, K. De Bruyn, K. Dreimanis, K. Dungs, K. Fohl, K. Gizdov, K. Hennessy, K. Klimaszewski, K. Kreplin, K. Kurek, K. Maguire, K. M\\\"uller, K. Petridis, K. Rinnert, K. Schubert, K. Swientek, K. Trabelsi, K. Wraight, K. Wyllie, L.A. Granado Cardoso, L. An, L. Anderlini, L. Beaucourt, L. Capriotti, L. Carson, L. Cassina, L. Castillo Garcia, L. Cojocariu, L. Del Buono, L. De Paula, L. Dufour, L. Eklund, L. Garrido, L. Gavardi, L. Giubega, L. Grillo, LHCb collaboration: R. Aaij, L. Henry, L.J. Bel, L. Kravchuk, L.L. Pappalardo, L.M. Garcia Martin, L.M. Massacrier, L. Pescatore, L. Sestini, L. 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Kandybei, S. Karodia, S. Klaver, S. Koliiev, S. Malde, S. Monteil, S. Neubert, S. Nieswand, S. Ogilvy, S. Perazzini, S. Playfer, S. Poslavskii, S. Reichert, S. Ricciardi, S. Richards, S. Roiser, S. Schael, S. Simone, S. Sridharan, S. Stahl, S. Stefkova, S. Stemmle, S. Stevenson, S. Stoica, S. Stone, S. Stracka, S.T. Harnew, S. T'Jampens, S. Tolk, S. Topp-Joergensen, S. Tourneur, S. Valat, S. Vecchi, S. Wright, S. Zucchelli, T. Bird, T. Blake, T. Boettcher, T. Britton, T. Evans, T. Fiutowski, T. Gershon, T. Gys, T. Hadavizadeh, T. Head, T. Humair, T.J.V. Bowcock, T. Ketel, T. Kirn, T. Kvaratskheliya, T. Latham, T. Lesiak, T. Likhomanenko, T. Maltsev, T. Nakada, T. Nikodem, T. Poikela, T. Ruf, T. Schmelzer, T. Shears, T. Skwarnicki, T. Szumlak, T. Tekampe, T. Williams, U. Egede, U. Eitschberger, U. Marconi, U. Straumann, U. Uwer, V. Batozskaya, V. Battista, V. Bellee, V. Bocci, V. Chobanova, V. Coco, V. Cogoni, V. Egorychev, V. Fernandez Albor, V. Franco Lima, V. Gibson, V. Kudryavtsev, V. M\\\"uller, V. Obraztsov, V. Pugatch, V. Renaudin, V. Rives Molina, V. Romanovskiy, V. Salustino Guimaraes, V. Shevchenko, V. Syropoulos, V. Tisserand, V. Vagnoni, V.V. Gligorov, V. Volkov, V. Vorobyev, V. Zhukov, W. Baldini, W. Barter, W. Bonivento, W. Hulsbergen, W. Kanso, W. Krzemien, W. Kucewicz, W. Parker, W. Qian, W. Sutcliffe, W. Wislicki, X. Cid Vidal, X. Han, X. Liu, X. Lyu, X. Vilasis-Cardona, X. Yuan, X. Zhu, Y. Amhis, Y. Gao, Y. Li, Y. Shcheglov, Yu. Guz, Y. Xie, Y. Zhang, Y. Zheng, Z. Ajaltouni, Z. Mathe, Z. Xing, Z. Xu, Z. Yang","submitted_at":"2016-09-07T15:48:42Z","abstract_excerpt":"The polarization of photons produced in radiative $B^{0}_{s}$ decays is studied for the first time. The data are recorded by the LHCb experiment in $pp$ collisions corresponding to an integrated luminosity of 3fb$^{-1}$ at center-of-mass energies of $7$ and $8$TeV. A time-dependent analysis of the $B^{0}_{s} \\to \\phi \\gamma$ decay rate is conducted to determine the parameter ${\\mathcal{A}}^\\Delta$, which is related to the ratio of right- over left-handed photon polarization amplitudes in $b \\to s \\gamma$ transitions. A value of ${\\mathcal{A}}^\\Delta=-0.98^{\\,+0.46\\,+0.23}_{\\,-0.52\\,-0.20}$ is "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1609.02032","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2016-09-07T15:48:42Z","cross_cats_sorted":[],"title_canon_sha256":"c533b59f03301177eedbcd20eab4c9abd4f2a27add0952fab4d2c0f1a83ac9c5","abstract_canon_sha256":"3d4c4750946090bcdc7679ed8e7950dfd19d1ee101d5aa487542890cd8b5bb80"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:50:04.275840Z","signature_b64":"gFH/0S8YKBu+XBr9vai3isUVhHJVEyiTRf/lyIH6lHpX2gEXJcwMDfoLjHJ8BVaEs00DfVTfSEbHJRpdhrIACw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"444350e21eefa7eb2d85772939e8023c5c146c0dbb52e26aa7019e8cd0c6653f","last_reissued_at":"2026-05-18T00:50:04.275352Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:50:04.275352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"First experimental study of photon polarization in radiative $B^{0}_{s}$ decays","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A.A. Alves Jr, A. Artamonov, A. Badalov, A. Bay, A. Berezhnoy, A. Bertolin, A. Birnkraut, A. Bitadze, A. Bizzeti, A.B. Morris, A. Bondar, A. Borgheresi, A.B. Rodrigues, A. Bursche, A. Camboni, A. Carbone, A. Cardini, A.C. dos Reis, A. Comerma-Montells, A. Contu, A. Cook, A. Crocombe, A. Davis, A. Di Canto, A.D. Nguyen, A. Dosil Su\\'arez, A. Dovbnya, A. Dziurda, A. Dzyuba, A. Falabella, A. Fernandez Prieto, A. Gallas Torreira, A. Golutvin, A. Gomes, A. Grecu, A. Heister, A. Hicheur, A. Jaeger, A. Jawahery, A.K. Kuonen, A. Kosmyntseva, A. Kozachuk, A. Lai, A. Leflat, A. Lupato, A. Lusiani, A. Malinin, A. Massafferri, A. Mathad, A. Mauri, A. Mazurov, A. McNab, A. Merli, A. Mogini, A. Mord\\`a, A. Nandi, A. Novoselov, A. Oblakowska-Mucha, A. Otto, A. Oyanguren, A. Palano, A. Papanestis, A. Pastore, A. Pearce, A. Pellegrino, A. Petrolini, A. Petrov, A. Pistone, A. Piucci, A. Poluektov, A. Popov, A. Pritchard, A. Puig Navarro, A. Rogozhnikov, A. Rollings, A. Romero Vidal, A. Sarti, A. Satta, A. Schopper, A. Sciubba, A. Semennikov, A. Sergi, A. Shires, A. Tayduganov, A. Trisovic, A. Tsaregorodtsev, A. Tully, A. Ukleja, A. Ustyuzhanin, A. Valassi, A. Vallier, A. Venkateswaran, A. Vollhardt, A. Vorobyev, A. Weiden, A. Zhelezov, A. Zhokhov, B. Adeva, B. Batsukh, B. Couturier, B. Dey, B.G. Siddi, B. Hamilton, B. Jost, B. Khanji, B. Leverington, B. Liu, B. Maurin, B. Meadows, B. Pietrzyk, B. Popovici, B. Rachwal, B.R. Gruberg Cazon, B. Saitta, B. Sanmartin Sedes, B. Schmidt, B. Sciascia, B. Souza De Paula, B. Spaan, B. Storaci, B. Viaud, B. Voneki, C. Baesso, C. Barschel, C. Bozzi, C. Burr, C. D'Ambrosio, C. F\\\"arber, C. Fitzpatrick, C. Frei, C. Gaspar, C. G\\\"obel, C. Gotti, C. Hadjivasiliou, C. Haen, Ch. Cauet, Ch. Elsasser, C. Hombach, C.J.G. Onderwater, C. Joram, C. Khurewathanakul, C. Langenbruch, C. Lazzeroni, C. Linn, C. Marin Benito, C. Matteuzzi, C.M. Costa Sobral, C. Nguyen-Mau, C. Parkes, C. Patrignani, C. Potterat, C. Prouve, C. Remon Alepuz, C.R. Jones, C. Sanchez Mayordomo, C. Santamarina Rios, C. Satriano, C.-T. Dean, C. Vacca, C. V\\'azquez Sierra, C. Vo{\\ss}, C. Wallace, D.A. Milanes, D. Campora Perez, D.C. Craik, D.C. Forshaw, D. Decamp, D. Derkach, D. Fazzini, D. Ferguson, D. Galli, D. Gascon, D. Gerick, D. Golubkov, D.H. Campora Perez, D. Hill, D. Hutchcroft, D. Johnson, D. Lacarrere, D. Lambert, D. Loh, D. Lucchesi, D. Martinez Santos, D. Martins Tostes, D. Melnychuk, D.M. Saunders, D. M\\\"uller, D. Pinci, D.P. O'Hanlon, D. Popov, D.R. Ward, D. Savrina, D.S. Mitzel, D. Tonelli, D. Vieira, D. Websdale, E. Aslanides, E. Ben-Haim, E. Bowen, E. Buchanan, E. Cogneras, E. Dall'Occo, E. Furfaro, E. Gersabeck, E. Graug\\'es, E. Graverini, E. Gushchin, E. Jans, E. Khairullin, E. Lemos Cid, E. Luppi, E. Michielin, E. Picatoste Olloqui, E. Polycarpo, E. Price, E. Rodrigues, E. Sadykhov, E. Santovetti, E. Smith, E. Thomas, E. Tournefier, E. van Herwijnen, F. Alessio, F. Archilli, F. Bedeschi, F. Betti, F. Blanc, F. Bossu, F. Da Cunha Marinho, F. Dettori, F. Dordei, F. Ferrari, F. Ferreira Rodrigues, F. Fleuret, F. Fontanelli, F.F. Wilson, F. Jiang, F.J.P. Soler, F. Kruse, F. Lemaitre, F. Lionetto, F. Machefert, F. Maciuc, F. Martinez Vidal, F. Meier, F. Muheim, F. Palombo, F. Polci, F. Redi, F. Stagni, F. Teubert, F. Toriello, G.A. Cowan, G. Alkhazov, G. Andreassi, G. Auriemma, G. Bencivenni, G. Carboni, G. Casse, G. Cavallero, G. Chatzikonstantinidis, G. Ciezarek, G. Collazuol, G. Coombs, G. Corti, G.D. Patel, G. Dujany, G. Gazzoni, G. Graziani, G. Haefeli, G.J. Pomery, G. Lafferty, G. Lanfranchi, G. Manca, G. Mancinelli, G. Martellotti, G. Passaleva, G. Penso, G. Punzi, G. Raven, G. Simi, G. Tellarini, G. Valenti, G. Veneziano, G. Wilkinson, G. Wormser, H. Dijkstra, H. Hopchev, H. Luo, H.M. Evans, H.M. Wark, H. Schindler, H. Snoek, H.V. Cliff, H. Yin, I.A. Monroy, I. Babuschkin, I. Bediaga, I. Belyaev, I. Bezshyiko, I. Komarov, I. Longstaff, I. Nasteva, I. Polyakov, I. Raniuk, I.R. Kenyon, I. Shapoval, I.T. Smith, I.V. Gorelov, J.A. de Vries, J.A. Hernando Morata, J. Albrecht, J. Arnau Romeu, J.A. Rodriguez Lopez, J. Beddow, J. Benton, J. Blouw, J. Brodzicka, J. Buytaert, J. Closier, J. Cogan, J. Dalseno, J.D. Price, J.E. Andrews, J.F. Marchand, J. Fu, J. Garc\\'ia Pardi\\~nas, J. Garra Tico, J. Harrison, J. He, J.H. Lopes, J.H. Rademacker, J. Jalocha, J.J. Back, J.J. Saborido Silva, J.J. Velthuis, J. Lefran\\c{c}ois, J. Maratas, J. Marks, J. McCarthy, J.M. De Miranda, J.M. Kariuki, J. Molina Rodriguez, J. Moron, J.M. Otalora Goicochea, J. M\\\"uller, J. Panman, J.-P. Lees, J. Prisciandaro, J. Serrano, J. Smith, J. van Leerdam, J. van Tilburg, J. Walsh, J. Wang, J. Wicht, J. Wimberley, J. Wishahi, J.W. Ronayne, J. Yu, K.A. Zarebski, K. Belous, K. Carvalho Akiba, K. De Bruyn, K. Dreimanis, K. Dungs, K. Fohl, K. Gizdov, K. Hennessy, K. Klimaszewski, K. Kreplin, K. Kurek, K. Maguire, K. M\\\"uller, K. Petridis, K. Rinnert, K. Schubert, K. Swientek, K. Trabelsi, K. Wraight, K. 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Yang","submitted_at":"2016-09-07T15:48:42Z","abstract_excerpt":"The polarization of photons produced in radiative $B^{0}_{s}$ decays is studied for the first time. The data are recorded by the LHCb experiment in $pp$ collisions corresponding to an integrated luminosity of 3fb$^{-1}$ at center-of-mass energies of $7$ and $8$TeV. A time-dependent analysis of the $B^{0}_{s} \\to \\phi \\gamma$ decay rate is conducted to determine the parameter ${\\mathcal{A}}^\\Delta$, which is related to the ratio of right- over left-handed photon polarization amplitudes in $b \\to s \\gamma$ transitions. 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