Search for Higgs boson decays into a pair of light bosons in the bbμμ final state in pp collision at s = 13 TeV with the ATLAS detector

Physics Letters B Elsevier 790 (2019) 1-21

Authors:

The ATLAS Collaboration, M Aaboud, G Aad, B Abbott, O Abdinov, B Abeloos, DK Abhayasinghe, SH Abidi, OS AbouZeid, NL Abraham, H Abramowicz, H Abreu, Y Abulaiti, BS Acharya, S Adachi, L Adamczyk, J Adelman, M Adersberger, A Adiguzel, T Adye, AA Affolder, Y Afik, C Agheorghiesei, JA Aguilar-Saavedra, F Ahmadov, G Aielli, S Akatsuka, TPA Åkesson, E Akilli, AV Akimov, GL Alberghi, J Albert, P Albicocco, MJ Alconada Verzini, S Alderweireldt, M Aleksa, IN Aleksandrov, C Alexa, T Alexopoulos, M Alhroob, B Ali, G Alimonti, J Alison, SP Alkire, C Allaire, BMM Allbrooke, BW Allen, PP Allport, A Aloisio, A Alonso, F Alonso, C Alpigiani, AA Alshehri, MI Alstaty, B Alvarez Gonzalez, D Álvarez Piqueras, MG Alviggi, BT Amadio, Y Amaral Coutinho, L Ambroz, C Amelung, D Amidei, SP Amor Dos Santos, S Amoroso, CS Amrouche, C Anastopoulos, LS Ancu, N Andari, T Andeen, CF Anders, JK Anders, KJ Anderson, A Andreazza, V Andrei, CR Anelli, S Angelidakis, I Angelozzi, A Angerami, AV Anisenkov, A Annovi, C Antel, MT Anthony, M Antonelli, DJA Antrim, F Anulli, M Aoki, JA Aparisi Pozo, L Aperio Bella, G Arabidze, JP Araque, V Araujo Ferraz, R Araujo Pereira, ATH Arce, RE Ardell, FA Arduh, J-F Arguin, S Argyropoulos, AJ Armbruster, LJ Armitage, A Armstrong, O Arnaez, H Arnold, M Arratia, O Arslan, A Artamonov, G Artoni, S Artz, S Asai, N Asbah, A Ashkenazi, EM Asimakopoulou, L Asquith, K Assamagan, R Astalos, RJ Atkin, M Atkinson, NB Atlay, K Augsten, G Avolio, R Avramidou, MK Ayoub, G Azuelos, AE Baas, MJ Baca, H Bachacou, K Bachas, M Backes, P Bagnaia, M Bahmani, H Bahrasemani, AJ Bailey, JT Baines, M Bajic, C Bakalis, OK Baker, PJ Bakker, D Bakshi Gupta, EM Baldin, P Balek, F Balli, WK Balunas, J Balz, E Banas, A Bandyopadhyay, S Banerjee, AAE Bannoura, L Barak, WM Barbe, EL Barberio, D Barberis, M Barbero, T Barillari, M-S Barisits, J Barkeloo, T Barklow, N Barlow, R Barnea, SL Barnes, BM Barnett, RM Barnett, Z Barnovska-Blenessy, A Baroncelli, G Barone, AJ Barr, L Barranco Navarro, F Barreiro, J Barreiro Guimarães da Costa, R Bartoldus, AE Barton, P Bartos, A Basalaev, A Bassalat, RL Bates, SJ Batista, S Batlamous, JR Batley, M Battaglia, M Bauce, F Bauer, KT Bauer, HS Bawa, JB Beacham, T Beau, PH Beauchemin, P Bechtle, HC Beck, HP Beck, K Becker, M Becker, C Becot, A Beddall, AJ Beddall, VA Bednyakov, M Bedognetti, CP Bee, TA Beermann, M Begalli, M Begel, A Behera, JK Behr, AS Bell, G Bella, L Bellagamba, A Bellerive, M Bellomo, P Bellos, K Belotskiy, NL Belyaev, O Benary, D Benchekroun, M Bender, N Benekos, Y Benhammou, E Benhar Noccioli, J Benitez, DP Benjamin, M Benoit, JR Bensinger, S Bentvelsen, L Beresford, M Beretta, D Berge, E Bergeaas Kuutmann, N Berger, LJ Bergsten, J Beringer, S Berlendis, NR Bernard, G Bernardi, C Bernius, FU Bernlochner, T Berry, P Berta, C Bertella, G Bertoli, IA Bertram, GJ Besjes, O Bessidskaia Bylund, M Bessner, N Besson, A Bethani, S Bethke, A Betti, AJ Bevan, J Beyer, RM Bianchi, O Biebel, D Biedermann, R Bielski, K Bierwagen, NV Biesuz, M Biglietti, TRV Billoud, M Bindi, A Bingul, C Bini, S Biondi, M Birman, T Bisanz, JP Biswal, C Bittrich, DM Bjergaard, JE Black, KM Black, T Blazek, I Bloch, C Blocker, A Blue, U Blumenschein, Blunier, GJ Bobbink, VS Bobrovnikov, SS Bocchetta, A Bocci, D Boerner, D Bogavac, AG Bogdanchikov, C Bohm, V Boisvert, P Bokan, T Bold, AS Boldyrev, AE Bolz, M Bomben, M Bona, JS Bonilla, M Boonekamp, A Borisov, G Borissov, J Bortfeldt, D Bortoletto, V Bortolotto, D Boscherini, M Bosman, JD Bossio Sola, K Bouaouda, J Boudreau, EV Bouhova-Thacker, D Boumediene, C Bourdarios, SK Boutle, A Boveia, J Boyd, D Boye, IR Boyko, AJ Bozson, J Bracinik, N Brahimi, A Brandt, G Brandt, O Brandt, F Braren, U Bratzler, B Brau, JE Brau, WD Breaden Madden, K Brendlinger, AJ Brennan, L Brenner, R Brenner, S Bressler, B Brickwedde, DL Briglin, D Britton, D Britzger, I Brock, R Brock, G Brooijmans, T Brooks, WK Brooks, E Brost, JH Broughton, PA Bruckman de Renstrom, D Bruncko, A Bruni, G Bruni, LS Bruni, S Bruno, BH Brunt, M Bruschi, N Bruscino, P Bryant, L Bryngemark, T Buanes, Q Buat, P Buchholz, AG Buckley, IA Budagov, MK Bugge, F Bührer, O Bulekov, D Bullock, TJ Burch, S Burdin, CD Burgard, AM Burger, B Burghgrave, K Burka, S Burke, I Burmeister, JTP Burr, D Büscher, V Büscher, E Buschmann, P Bussey, JM Butler, CM Buttar, JM Butterworth, P Butti, W Buttinger, A Buzatu, AR Buzykaev, G Cabras, S Cabrera Urbán, D Caforio, H Cai, VMM Cairo, O Cakir, N Calace, P Calafiura, A Calandri, G Calderini, P Calfayan, G Callea, LP Caloba, S Calvente Lopez, D Calvet, S Calvet, TP Calvet, M Calvetti, R Camacho Toro, S Camarda, P Camarri, D Cameron, R Caminal Armadans, C Camincher, S Campana, M Campanelli, A Camplani, A Campoverde, V Canale, M Cano Bret, J Cantero, T Cao, Y Cao, MDM Capeans Garrido, I Caprini, M Caprini, M Capua, RM Carbone, R Cardarelli, FC Cardillo, I Carli, T Carli, G Carlino, BT Carlson, L Carminati, RMD Carney, S Caron, E Carquin, S Carrá, GD Carrillo-Montoya, D Casadei, MP Casado, AF Casha, DW Casper, R Castelijn, FL Castillo, V Castillo Gimenez, NF Castro, A Catinaccio, JR Catmore, A Cattai, J Caudron, V Cavaliere, E Cavallaro, D Cavalli, M Cavalli-Sforza, V Cavasinni, E Celebi, F Ceradini, L Cerda Alberich, AS Cerqueira, A Cerri, L Cerrito, F Cerutti, A Cervelli, SA Cetin, A Chafaq, D Chakraborty, SK Chan, WS Chan, YL Chan, JD Chapman, B Chargeishvili, DG Charlton, CC Chau, CA Chavez Barajas, S Che, A Chegwidden, S Chekanov, SV Chekulaev, GA Chelkov, MA Chelstowska, C Chen, CH Chen, H Chen, J Chen, J Chen, S Chen, SJ Chen, X Chen, Y Chen, Y-H Chen, HC Cheng, HJ Cheng, A Cheplakov, E Cheremushkina, R Cherkaoui El Moursli, E Cheu, K Cheung, L Chevalier, V Chiarella, G Chiarelli, G Chiodini, AS Chisholm, A Chitan, I Chiu, YH Chiu, MV Chizhov, K Choi, AR Chomont, S Chouridou, YS Chow, V Christodoulou, MC Chu, J Chudoba, AJ Chuinard, JJ Chwastowski, L Chytka, D Cinca, V Cindro, IA Cioară, A Ciocio, F Cirotto, ZH Citron, M Citterio, A Clark, MR Clark, PJ Clark, C Clement, Y Coadou, M Cobal, A Coccaro, J Cochran, H Cohen, AEC Coimbra, L Colasurdo, B Cole, AP Colijn, J Collot, P Conde Muiño, E Coniavitis, SH Connell, IA Connelly, S Constantinescu, F Conventi, AM Cooper-Sarkar, F Cormier, KJR Cormier, M Corradi, EE Corrigan, F Corriveau, A Cortes-Gonzalez, MJ Costa, D Costanzo, G Cottin, G Cowan, BE Cox, J Crane, K Cranmer, SJ Crawley, RA Creager, G Cree, S Crépé-Renaudin, F Crescioli, M Cristinziani, V Croft, G Crosetti, A Cueto, T Cuhadar Donszelmann, AR Cukierman, J Cúth, S Czekierda, P Czodrowski, MJ Da Cunha Sargedas De Sousa, C Da Via, W Dabrowski, T Dado, S Dahbi, T Dai, F Dallaire, C Dallapiccola, M Dam, G D'amen, J Damp, JR Dandoy, MF Daneri, NP Dang, ND Dann, M Danninger, V Dao, G Darbo, S Darmora, O Dartsi, A Dattagupta, T Daubney, S D'Auria, W Davey, C David, T Davidek, DR Davis, E Dawe, I Dawson, K De, R De Asmundis, A De Benedetti, M De Beurs, S De Castro, S De Cecco, N De Groot, P de Jong, H De la Torre, F De Lorenzi, A De Maria, D De Pedis, A De Salvo, U De Sanctis, M De Santis, A De Santo, K De Vasconcelos Corga, JB De Vivie De Regie, C Debenedetti, DV Dedovich, N Dehghanian, M Del Gaudio, J Del Peso, Y Delabat Diaz, D Delgove, F Deliot, CM Delitzsch, M Della Pietra, D Della Volpe, A Dell'Acqua, L Dell'Asta, M Delmastro, C Delporte, PA Delsart, DA DeMarco, S Demers, M Demichev, SP Denisov, D Denysiuk, L D'Eramo, D Derendarz, JE Derkaoui, F Derue, P Dervan, K Desch, C Deterre, K Dette, MR Devesa, PO Deviveiros, A Dewhurst, S Dhaliwal, FA Di Bello, A Di Ciaccio, L Di Ciaccio, WK Di Clemente, C Di Donato, A Di Girolamo, B Di Micco, R Di Nardo, KF Di Petrillo, R Di Sipio, D Di Valentino, C Diaconu, M Diamond, FA Dias, T Dias Do Vale, MA Diaz, J Dickinson, EB Diehl, J Dietrich, S Díez Cornell, A Dimitrievska, J Dingfelder, F Dittus, F Djama, T Djobava, JI Djuvsland, MAB Do Vale, M Dobre, D Dodsworth, C Doglioni, J Dolejsi, Z Dolezal, M Donadelli, J Donini, A D'onofrio, M D'Onofrio, J Dopke, A Doria, MT Dova, AT Doyle, E Drechsler, E Dreyer, T Dreyer, Y Du, J Duarte-Campderros, F Dubinin, M Dubovsky, A Dubreuil, E Duchovni, G Duckeck, A Ducourthial, OA Ducu, D Duda, A Dudarev, AC Dudder, EM Duffield, L Duflot, M Dührssen, C Dülsen, M Dumancic, AE Dumitriu, AK Duncan, M Dunford, A Duperrin, H Duran Yildiz, M Düren, A Durglishvili, D Duschinger, B Dutta, D Duvnjak, M Dyndal, S Dysch, BS Dziedzic, C Eckardt, KM Ecker, RC Edgar, T Eifert, G Eigen, K Einsweiler, T Ekelof, M El Kacimi, R El Kosseifi, V Ellajosyula, M Ellert, F Ellinghaus, AA Elliot, N Ellis, J Elmsheuser, M Elsing, D Emeliyanov, Y Enari, JS Ennis, MB Epland, J Erdmann, A Ereditato, S Errede, M Escalier, C Escobar, O Estrada Pastor, AI Etienvre, E Etzion, H Evans, A Ezhilov, M Ezzi, F Fabbri, L Fabbri, V Fabiani, G Facini, RM Faisca Rodrigues Pereira, RM Fakhrutdinov, S Falciano, PJ Falke, S Falke, J Faltova, Y Fang, M Fanti, A Farbin, A Farilla, EM Farina, T Farooque, S Farrell, SM Farrington, P Farthouat, F Fassi, P Fassnacht, D Fassouliotis, M Faucci Giannelli, A Favareto, WJ Fawcett, L Fayard, OL Fedin, W Fedorko, M Feickert, S Feigl, L Feligioni, C Feng, EJ Feng, M Feng, MJ Fenton, AB Fenyuk, L Feremenga, J Ferrando, A Ferrari, P Ferrari, R Ferrari, DE Ferreira de Lima, A Ferrer, D Ferrere, C Ferretti, F Fiedler, A Filipčič, F Filthaut, KD Finelli, MCN Fiolhais, L Fiorini, C Fischer, WC Fisher, N Flaschel, I Fleck, P Fleischmann, RRM Fletcher, T Flick, BM Flierl, LM Flores, LR Flores Castillo, FM Follega, N Fomin, GT Forcolin, A Formica, FA Förster, AC Forti, AG Foster, D Fournier, H Fox, S Fracchia, P Francavilla, M Franchini, S Franchino, D Francis, L Franconi, M Franklin, M Frate, M Fraternali, D Freeborn, SM Fressard-Batraneanu, B Freund, WS Freund, DC Frizzell, D Froidevaux, JA Frost, C Fukunaga, E Fullana Torregrosa, T Fusayasu, J Fuster, O Gabizon, A Gabrielli, A Gabrielli, GP Gach, S Gadatsch, P Gadow, G Gagliardi, LG Gagnon, C Galea, B Galhardo, EJ Gallas, BJ Gallop, P Gallus, G Galster, R Gamboa Goni, KK Gan, S Ganguly, J Gao, Y Gao, YS Gao, C García, JE García Navarro, JA García Pascual, M Garcia-Sciveres, RW Gardner, N Garelli, V Garonne, K Gasnikova, A Gaudiello, G Gaudio, IL Gavrilenko, A Gavrilyuk, C Gay, G Gaycken, EN Gazis, CNP Gee, J Geisen, M Geisen, MP Geisler, K Gellerstedt, C Gemme, MH Genest, C Geng, S Gentile, S George, D Gerbaudo, G Gessner, S Ghasemi, M Ghasemi Bostanabad, M Ghneimat, B Giacobbe, S Giagu, N Giangiacomi, P Giannetti, A Giannini, SM Gibson, M Gignac, D Gillberg, G Gilles, DM Gingrich, MP Giordani, FM Giorgi, PF Giraud, P Giromini, G Giugliarelli, D Giugni, F Giuli, M Giulini, S Gkaitatzis, I Gkialas, EL Gkougkousis, P Gkountoumis, LK Gladilin, C Glasman, J Glatzer, PCF Glaysher, A Glazov, M Goblirsch-Kolb, J Godlewski, S Goldfarb, T Golling, D Golubkov, A Gomes, R Goncalves Gama, R Gonçalo, G Gonella, L Gonella, A Gongadze, F Gonnella, JL Gonski, S González de la Hoz, S Gonzalez-Sevilla, L Goossens, PA Gorbounov, HA Gordon, B Gorini, E Gorini, A Gorišek, AT Goshaw, C Gössling, MI Gostkin, CA Gottardo, CR Goudet, D Goujdami, AG Goussiou, N Govender, C Goy, E Gozani, I Grabowska-Bold, POJ Gradin, EC Graham, J Gramling, E Gramstad, S Grancagnolo, V Gratchev, PM Gravila, FG Gravili, C Gray, HM Gray, ZD Greenwood, C Grefe, K Gregersen, IM Gregor, P Grenier, K Grevtsov, NA Grieser, J Griffiths, AA Grillo, K Grimm, S Grinstein, Ph Gris, J-F Grivaz, S Groh, E Gross, J Grosse-Knetter, GC Grossi, ZJ Grout, C Grud, A Grummer, L Guan, W Guan, J Guenther, A Guerguichon, F Guescini, D Guest, R Gugel, B Gui, T Guillemin, S Guindon, U Gul, C Gumpert, J Guo, W Guo, Y Guo, Z Guo, R Gupta, S Gurbuz, G Gustavino, BJ Gutelman, P Gutierrez, C Gutschow, C Guyot, MP Guzik, C Gwenlan, CB Gwilliam, A Haas, C Haber, HK Hadavand, N Haddad, A Hadef, S Hageböck, M Hagihara, H Hakobyan, M Haleem, J Haley, G Halladjian, GD Hallewell, K Hamacher, P Hamal, K Hamano, A Hamilton, GN Hamity, K Han, L Han, S Han, K Hanagaki, M Hance, DM Handl, B Haney, R Hankache, P Hanke, E Hansen, JB Hansen, JD Hansen, MC Hansen, PH Hansen, K Hara, AS Hard, T Harenberg, S Harkusha, PF Harrison, NM Hartmann, Y Hasegawa, A Hasib, S Hassani, S Haug, R Hauser, L Hauswald, LB Havener, M Havranek, CM Hawkes, RJ Hawkings, D Hayden, C Hayes, CP Hays, JM Hays, HS Hayward, SJ Haywood, MP Heath, V Hedberg, L Heelan, S Heer, KK Heidegger, J Heilman, S Heim, T Heim, B Heinemann, JJ Heinrich, L Heinrich, C Heinz, J Hejbal, L Helary, A Held, S Hellesund, S Hellman, C Helsens, RCW Henderson, Y Heng, S Henkelmann, AM Henriques Correia, GH Herbert, H Herde, V Herget, Y Hernández Jiménez, H Herr, MG Herrmann, G Herten, R Hertenberger, L Hervas, TC Herwig, GG Hesketh, NP Hessey, JW Hetherly, S Higashino, E Higón-Rodriguez, K Hildebrand, E Hill, JC Hill, KK Hill, KH Hiller, SJ Hillier, M Hils, I Hinchliffe, M Hirose, D Hirschbuehl, B Hiti, O Hladik, DR Hlaluku, X Hoad, J Hobbs, N Hod, MC Hodgkinson, A Hoecker, MR Hoeferkamp, F Hoenig, D Hohn, D Hohov, TR Holmes, M Holzbock, M Homann, S Honda, T Honda, TM Hong, A Hönle, BH Hooberman, WH Hopkins, Y Horii, P Horn, AJ Horton, LA Horyn, J-Y Hostachy, A Hostiuc, S Hou, A Hoummada, J Howarth, J Hoya, M Hrabovsky, J Hrdinka, I Hristova, J Hrivnac, A Hrynevich, T Hryn'ova, PJ Hsu, S-C Hsu, Q Hu, S Hu, Y Huang, Z Hubacek, F Hubaut, M Huebner, F Huegging, TB Huffman, EW Hughes, M Huhtinen, RFH Hunter, P Huo, AM Hupe, N Huseynov, J Huston, J Huth, R Hyneman, G Iacobucci, G Iakovidis, I Ibragimov, L Iconomidou-Fayard, Z Idrissi, P Iengo, R Ignazzi, O Igonkina, R Iguchi, T Iizawa, Y Ikegami, M Ikeno, D Iliadis, N Ilic, F Iltzsche, G Introzzi, M Iodice, K Iordanidou, V Ippolito, MF Isacson, N Ishijima, M Ishino, M Ishitsuka, W Islam, C Issever, S Istin, F Ito, JM Iturbe Ponce, R Iuppa, A Ivina, H Iwasaki, JM Izen, V Izzo, P Jacka, P Jackson, RM Jacobs, V Jain, G Jäkel, KB Jakobi, K Jakobs, S Jakobsen, T Jakoubek, DO Jamin, DK Jana, R Jansky, J Janssen, M Janus, PA Janus, G Jarlskog, N Javadov, T Javůrek, M Javurkova, F Jeanneau, L Jeanty, J Jejelava, A Jelinskas, P Jenni, J Jeong, S Jézéquel, H Ji, J Jia, H Jiang, Y Jiang, Z Jiang, S Jiggins, FA Jimenez Morales, J Jimenez Pena, S Jin, A Jinaru, O Jinnouchi, H Jivan, P Johansson, KA Johns, CA Johnson, WJ Johnson, K Jon-And, RWL Jones, SD Jones, S Jones, TJ Jones, J Jongmanns, PM Jorge, J Jovicevic, X Ju, JJ Junggeburth, A Juste Rozas, A Kaczmarska, M Kado, H Kagan, M Kagan, T Kaji, E Kajomovitz, CW Kalderon, A Kaluza, S Kama, A Kamenshchikov, L Kanjir, Y Kano, VA Kantserov, J Kanzaki, B Kaplan, LS Kaplan, D Kar, MJ Kareem, E Karentzos, SN Karpov, ZM Karpova, V Kartvelishvili, AN Karyukhin, L Kashif, RD Kass, A Kastanas, Y Kataoka, C Kato, J Katzy, K Kawade, K Kawagoe, T Kawamoto, G Kawamura, EF Kay, VF Kazanin, R Keeler, R Kehoe, JS Keller, E Kellermann, JJ Kempster, J Kendrick, O Kepka, S Kersten, BP Kerševan, RA Keyes, M Khader, F Khalil-Zada, A Khanov, AG Kharlamov, T Kharlamova, EE Khoda, A Khodinov, TJ Khoo, E Khramov, J Khubua, S Kido, M Kiehn, CR Kilby, YK Kim, N Kimura, OM Kind, BT King, D Kirchmeier, J Kirk, AE Kiryunin, T Kishimoto, D Kisielewska, V Kitali, O Kivernyk, E Kladiva, T Klapdor-Kleingrothaus, MH Klein, M Klein, U Klein, K Kleinknecht, P Klimek, A Klimentov, R Klingenberg, T Klingl, T Klioutchnikova, FF Klitzner, P Kluit, S Kluth, E Kneringer, EBFG Knoops, A Knue, A Kobayashi, D Kobayashi, T Kobayashi, M Kobel, M Kocian, P Kodys, PT Koenig, T Koffas, E Koffeman, NM Köhler, T Koi, M Kolb, I Koletsou, T Kondo, N Kondrashova, K Köneke, AC König, T Kono, R Konoplich, V Konstantinides, N Konstantinidis, B Konya, R Kopeliansky, S Koperny, K Korcyl, K Kordas, G Koren, A Korn, I Korolkov, EV Korolkova, N Korotkova, O Kortner, S Kortner, T Kosek, VV Kostyukhin, A Kotwal, A Koulouris, A Kourkoumeli-Charalampidi, C Kourkoumelis, E Kourlitis, V Kouskoura, AB Kowalewska, R Kowalewski, TZ Kowalski, C Kozakai, W Kozanecki, AS Kozhin, VA Kramarenko, G Kramberger, D Krasnopevtsev, MW Krasny, A Krasznahorkay, D Krauss, JA Kremer, J Kretzschmar, P Krieger, K Krizka, K Kroeninger, H Kroha, J Kroll, J Kroll, J Krstic, U Kruchonak, H Krüger, N Krumnack, MC Kruse, T Kubota, S Kuday, JT Kuechler, S Kuehn, A Kugel, F Kuger, T Kuhl, V Kukhtin, R Kukla, Y Kulchitsky, S Kuleshov, YP Kulinich, M Kuna, T Kunigo, A Kupco, T Kupfer, O Kuprash, H Kurashige, LL Kurchaninov, YA Kurochkin, MG Kurth, ES Kuwertz, M Kuze, J Kvita, T Kwan, A La Rosa, JL La Rosa Navarro, L La Rotonda, F La Ruffa, C Lacasta, F Lacava, J Lacey, DPJ Lack, H Lacker, D Lacour, E Ladygin, R Lafaye, B Laforge, T Lagouri, S Lai, S Lammers, W Lampl, E Lançon, U Landgraf, MPJ Landon, MC Lanfermann, VS Lang, JC Lange, RJ Langenberg, AJ Lankford, F Lanni, K Lantzsch, A Lanza, A Lapertosa, S Laplace, JF Laporte, T Lari, F Lasagni Manghi, M Lassnig, TS Lau, A Laudrain, M Lavorgna, AT Law, P Laycock, M Lazzaroni, B Le, O Le Dortz, E Le Guirriec, EP Le Quilleuc, M LeBlanc, T LeCompte, F Ledroit-Guillon, CA Lee, GR Lee, L Lee, SC 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Bahilo, H Lu, M Lu, N Lu, YJ Lu, HJ Lubatti, C Luci, A Lucotte, C Luedtke, F Luehring, I Luise, L Luminari, B Lund-Jensen, MS Lutz, PM Luzi, D Lynn, R Lysak, E Lytken, F Lyu, V Lyubushkin, H Ma, LL Ma, Y Ma, G Maccarrone, A Macchiolo, CM Macdonald, J Machado Miguens, D Madaffari, R Madar, WF Mader, A Madsen, N Madysa, J Maeda, K Maekawa, S Maeland, T Maeno, AS Maevskiy, V Magerl, C Maidantchik, T Maier, A Maio, O Majersky, S Majewski, Y Makida, N Makovec, B Malaescu, Pa Malecki, VP Maleev, F Malek, U Mallik, D Malon, C Malone, S Maltezos, S Malyukov, J Mamuzic, G Mancini, I Mandić, J Maneira, L Manhaes de Andrade Filho, J Manjarres Ramos, KH Mankinen, A Mann, A Manousos, B Mansoulie, JD Mansour, M Mantoani, S Manzoni, G Marceca, L March, L Marchese, G Marchiori, M Marcisovsky, CA Marin Tobon, M Marjanovic, DE Marley, F Marroquim, Z Marshall, MUF Martensson, S Marti-Garcia, CB Martin, TA Martin, VJ Martin, B Martin dit Latour, M Martinez, VI Martinez Outschoorn, S Martin-Haugh, VS 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D Shoaleh Saadi, MJ Shochet, S Shojaii, DR Shope, S Shrestha, E Shulga, P Sicho, AM Sickles, PE Sidebo, E Sideras Haddad, O Sidiropoulou, A Sidoti, F Siegert, Dj Sijacki, J Silva, M Silva, MV Silva Oliveira, SB Silverstein, L Simic, S Simion, E Simioni, M Simon, R Simoniello, P Sinervo, NB Sinev, M Sioli, G Siragusa, I Siral, S Yu Sivoklokov, J Sjölin, P Skubic, M Slater, T Slavicek, M Slawinska, K Sliwa, R Slovak, V Smakhtin, BH Smart, J Smiesko, N Smirnov, S Yu Smirnov, Y Smirnov, LN Smirnova, O Smirnova, JW Smith, MNK Smith, M Smizanska, K Smolek, A Smykiewicz, AA Snesarev, IM Snyder, S Snyder, R Sobie, AM Soffa, A Soffer, A Søgaard, DA Soh, G Sokhrannyi, CA Solans Sanchez, M Solar, E Yu Soldatov, U Soldevila, AA Solodkov, A Soloshenko, OV Solovyanov, V Solovyev, P Sommer, H Son, W Song, WY Song, A Sopczak, F Sopkova, D Sosa, CL Sotiropoulou, S Sottocornola, R Soualah, AM Soukharev, D South, BC Sowden, S Spagnolo, M Spalla, M Spangenberg, F Spanò, D Sperlich, F Spettel, TM Spieker, R Spighi, G Spigo, LA Spiller, DP Spiteri, M Spousta, A Stabile, R Stamen, S Stamm, E Stanecka, RW Stanek, C Stanescu, B Stanislaus, MM Stanitzki, B Stapf, S Stapnes, EA Starchenko, GH Stark, J Stark, SH Stark, P Staroba, P Starovoitov, S Stärz, R Staszewski, M Stegler, P Steinberg, B Stelzer, HJ Stelzer, O Stelzer-Chilton, H Stenzel, TJ Stevenson, GA Stewart, MC Stockton, G Stoicea, P Stolte, S Stonjek, A Straessner, J Strandberg, S Strandberg, M Strauss, P Strizenec, R Ströhmer, DM Strom, R Stroynowski, A Strubig, SA Stucci, B Stugu, J Stupak, NA Styles, D Su, J Su, S Suchek, Y Sugaya, M Suk, VV Sulin, DMS Sultan, S Sultansoy, T Sumida, S Sun, X Sun, K Suruliz, CJE Suster, MR Sutton, S Suzuki, M Svatos, M Swiatlowski, SP Swift, A Sydorenko, I Sykora, T Sykora, D Ta, K Tackmann, J Taenzer, A Taffard, R Tafirout, E Tahirovic, N Taiblum, H Takai, R Takashima, EH Takasugi, K Takeda, T Takeshita, Y Takubo, M Talby, AA Talyshev, J Tanaka, M Tanaka, R Tanaka, BB Tannenwald, S Tapia Araya, S Tapprogge, A Tarek Abouelfadl Mohamed, S Tarem, G Tarna, GF Tartarelli, P Tas, M Tasevsky, T Tashiro, E Tassi, A Tavares Delgado, Y Tayalati, AC Taylor, AJ Taylor, GN Taylor, PTE Taylor, W Taylor, AS Tee, P Teixeira-Dias, H Ten Kate, PK Teng, JJ Teoh, F Tepel, S Terada, K Terashi, J Terron, S Terzo, M Testa, RJ Teuscher, SJ Thais, T Theveneaux-Pelzer, F Thiele, DW Thomas, JP Thomas, AS Thompson, PD Thompson, LA Thomsen, E Thomson, Y Tian, RE Ticse Torres, VO Tikhomirov, Yu A Tikhonov, S Timoshenko, P Tipton, S Tisserant, K Todome, S Todorova-Nova, S Todt, J Tojo, S Tokár, K Tokushuku, E Tolley, KG Tomiwa, M Tomoto, L Tompkins, K Toms, B Tong, P Tornambe, E Torrence, H Torres, E Torró Pastor, C Tosciri, J Toth, F Touchard, DR Tovey, CJ Treado, T Trefzger, F Tresoldi, A Tricoli, IM Trigger, S Trincaz-Duvoid, MF Tripiana, W Trischuk, B Trocmé, A Trofymov, C Troncon, M Trovatelli, F Trovato, L Truong, M Trzebinski, A Trzupek, F Tsai, JC-L Tseng, PV Tsiareshka, A Tsirigotis, N Tsirintanis, V Tsiskaridze, EG Tskhadadze, II Tsukerman, V Tsulaia, S Tsuno, D Tsybychev, Y Tu, A Tudorache, V Tudorache, TT Tulbure, AN Tuna, S Turchikhin, D Turgeman, I Turk Cakir, R Turra, PM Tuts, E Tzovara, G Ucchielli, I Ueda, M Ughetto, F Ukegawa, G Unal, A Undrus, G Unel, FC Ungaro, Y Unno, K Uno, J Urban, P Urquijo, P Urrejola, G Usai, J Usui, L Vacavant, V Vacek, B Vachon, KOH Vadla, A Vaidya, C Valderanis, E Valdes Santurio, M Valente, S Valentinetti, A Valero, L Valéry, RA Vallance, A Vallier, JA Valls Ferrer, TR Van Daalen, H Van der Graaf, P Van Gemmeren, J Van Nieuwkoop, I Van Vulpen, M Vanadia, W Vandelli, A Vaniachine, P Vankov, R Vari, EW Varnes, C Varni, T Varol, D Varouchas, KE Varvell, GA Vasquez, JG Vasquez, F Vazeille, D Vazquez Furelos, T Vazquez Schroeder, J Veatch, V Vecchio, LM Veloce, F Veloso, S Veneziano, A Ventura, M Venturi, N Venturi, V Vercesi, M Verducci, CM Vergel Infante, C Vergis, W Verkerke, AT Vermeulen, JC Vermeulen, MC Vetterli, N Viaux Maira, M Vicente Barreto Pinto, I Vichou, T Vickey, OE Vickey Boeriu, GHA Viehhauser, S Viel, L Vigani, M Villa, M Villaplana Perez, E Vilucchi, MG Vincter, VB Vinogradov, A Vishwakarma, C Vittori, I Vivarelli, S Vlachos, M Vogel, P Vokac, G Volpi, SE von Buddenbrock, E Von Toerne, V Vorobel, K Vorobev, M Vos, JH Vossebeld, N Vranjes, M Vranjes Milosavljevic, V Vrba, M Vreeswijk, T Šfiligoj, R Vuillermet, I Vukotic, T Ženiš, L Živković, P Wagner, W Wagner, J Wagner-Kuhr, H Wahlberg, S Wahrmund, K Wakamiya, VM Walbrecht, J Walder, R Walker, SD Walker, W Walkowiak, V Wallangen, AM Wang, C Wang, F Wang, H Wang, H Wang, J Wang, J Wang, P Wang, Q Wang, R-J Wang, R Wang, R Wang, SM Wang, WT Wang, W Wang, WX Wang, Y Wang, Z Wang, C Wanotayaroj, A Warburton, CP Ward, DR Wardrope, A Washbrook, PM Watkins, AT Watson, MF Watson, G Watts, S Watts, BM Waugh, AF Webb, S Webb, C Weber, MS Weber, SA Weber, SM Weber, AR Weidberg, B Weinert, J Weingarten, M Weirich, C Weiser, PS Wells, T Wenaus, T Wengler, S Wenig, N Wermes, MD Werner, P Werner, M Wessels, TD Weston, K Whalen, NL Whallon, AM Wharton, AS White, A White, MJ White, R White, D Whiteson, BW Whitmore, FJ Wickens, W Wiedenmann, M Wielers, C Wiglesworth, LAM Wiik-Fuchs, A Wildauer, F Wilk, HG Wilkens, LJ Wilkins, HH Williams, S Williams, C Willis, S Willocq, JA Wilson, I Wingerter-Seez, E Winkels, F Winklmeier, OJ Winston, BT Winter, M Wittgen, M Wobisch, A Wolf, TMH Wolf, R Wolff, MW Wolter, H Wolters, VWS Wong, NL Woods, SD Worm, BK Wosiek, KW Woźniak, K Wraight, M Wu, SL Wu, X Wu, Y Wu, TR Wyatt, BM Wynne, S Xella, Z Xi, L Xia, D Xu, H Xu, L Xu, T Xu, W Xu, B Yabsley, S Yacoob, K Yajima, DP Yallup, D Yamaguchi, Y Yamaguchi, A Yamamoto, T Yamanaka, F Yamane, M Yamatani, T Yamazaki, Y Yamazaki, Z Yan, HJ Yang, HT Yang, S Yang, Y Yang, Z Yang, W-M Yao, YC Yap, Y Yasu, E Yatsenko, J Ye, S Ye, I Yeletskikh, E Yigitbasi, E Yildirim, K Yorita, K Yoshihara, CJS Young, C Young, J Yu, J Yu, X Yue, SPY Yuen, B Zabinski, G Zacharis, E Zaffaroni, R Zaidan, AM Zaitsev, T Zakareishvili, N Zakharchuk, J Zalieckas, S Zambito, D Zanzi, DR Zaripovas, SV Zeißner, C Zeitnitz, G Zemaityte, JC Zeng, Q Zeng, O Zenin, D Zerwas, M Zgubič, DF Zhang, D Zhang, F Zhang, G Zhang, H Zhang, J Zhang, L Zhang, L Zhang, M Zhang, P Zhang, R Zhang, R Zhang, X Zhang, Y Zhang, Z Zhang, P Zhao, X Zhao, Y Zhao, Z Zhao, A Zhemchugov, B Zhou, C Zhou, L Zhou, MS Zhou, M Zhou, N Zhou, Y Zhou, CG Zhu, HL Zhu, H Zhu, J Zhu, Y Zhu, X Zhuang, K Zhukov, V Zhulanov, A Zibell, D Zieminska, NI Zimine, S Zimmermann, Z Zinonos, M Zinser, M Ziolkowski, G Zobernig, A Zoccoli, K Zoch, TG Zorbas, R Zou, M Zur Nedden, L Zwalinski

Search for invisible modes of nucleon decay in water with the SNO+ detector

Physical Review D American Physical Society 99:3 (2019) 032008

Authors:

M Anderson, S Andringa, E Arushanova, Steven Biller, Luca Cavalli, Nicholas Jelley, Tereza Kroupova, Edward Leming, Jeffrey Lidgard, Iwan Morton-Blake, Josephine Paton, Armin Reichold, Jeffrey Tseng, Esther Turner, Jia-Shian Wang

Abstract:

This paper reports results from a search for nucleon decay through invisible modes, where no visible energy is directly deposited during the decay itself, during the initial water phase of SNO+. However, such decays within the oxygen nucleus would produce an excited daughter that would subsequently deexcite, often emitting detectable gamma rays. A search for such gamma rays yields limits of 2.5×1029  y at 90% Bayesian credibility level (with a prior uniform in rate) for the partial lifetime of the neutron, and 3.6×1029  y for the partial lifetime of the proton, the latter a 70% improvement on the previous limit from SNO. We also present partial lifetime limits for invisible dinucleon modes of 1.3×1028  y for nn, 2.6×1028  y for pn and 4.7×1028  y for pp, an improvement over existing limits by close to 3 orders of magnitude for the latter two.

The First Tidal Disruption Flare in ZTF: From Photometric Selection to Multi-wavelength Characterization

The Astrophysical Journal American Astronomical Society 872:2 (2019) 198

Authors:

Sjoert van Velzen, Suvi Gezari, S Bradley Cenko, Erin Kara, James CA Miller-Jones, Tiara Hung, Joe Bright, Nathaniel Roth, Nadejda Blagorodnova, Daniela Huppenkothen, Lin Yan, Eran Ofek, Jesper Sollerman, Sara Frederick, Charlotte Ward, Matthew J Graham, Rob Fender, Mansi M Kasliwal, Chris Canella, Robert Stein, Matteo Giomi, Valery Brinnel, Jakob van Santen, Jakob Nordin, Eric C Bellm, Richard Dekany, Christoffer Fremling, V Zach Golkhou, Thomas Kupfer, Shrinivas R Kulkarni, Russ R Laher, Ashish Mahabal, Frank J Masci, Adam A Miller, James D Neill, Reed Riddle, Mickael Rigault, Ben Rusholme, Maayane T Soumagnac, Yutaro Tachibana

LOFAR observations of the XMM-LSS field

Astronomy and Astrophysics EDP Sciences 622 (2019) A4

Authors:

Catherine L Hale, W Williams, Matthew Jarvis, MJ Hardcastle, Leah K Morabito, TW Shimwell, C Tasse, PN Best, JJ Harwood, Ian Heywood, I Prandoni, HJA Röttgering, J Sabater, DJB Smith, RJV Weeren

Abstract:

We present observations of the XMM Large-Scale Structure (XMM-LSS) field observed with the LOw Frequency ARray (LOFAR) at 120–168 MHz. Centred at a J2000 declination of −4.5°, this is a challenging field to observe with LOFAR because of its low elevation with respect to the array. The low elevation of this field reduces the effective collecting area of the telescope, thereby reducing sensitivity. This low elevation also causes the primary beam to be elongated in the north-south direction, which can introduce side lobes in the synthesised beam in this direction. However the XMM-LSS field is a key field to study because of the wealth of ancillary information, encompassing most of the electromagnetic spectrum. The field was observed for a total of 12 h from three four-hour LOFAR tracks using the Dutch array. The final image presented encompasses ∼27 deg2, which is the region of the observations with a >50% primary beam response. Once combined, the observations reach a central rms of 280 μJy beam−1 at 144 MHz and have an angular resolution of 7.5 × 8.5″. We present our catalogue of detected sources and investigate how our observations compare to previous radio observations. This includes investigating the flux scale calibration of these observations compared to previous measurements, the implied spectral indices of the sources, the observed source counts and corrections to obtain the true source counts, and finally the clustering of the observed radio sources.

LoTSS DR1: Double-double radio galaxies in the HETDEX field

Astronomy and Astrophysics EDP Sciences 622 (2019) A13

Authors:

VH Mahatma, MJ Hardcastle, WL Williams, PN Best, JH Croston, K Duncan, B Mingo, R Morganti, M Brienza, RK Cochrane, G Gürkan, JJ Harwood, Matthew J Jarvis, M Jamrozy, N Jurlin, Leah K Morabito, HJA Röttgering, J Sabater, TW Shimwell, DJB Smith, A Shulevski, C Tasse

Abstract:

Context. Double-double radio galaxies (DDRGs) represent a short but unique phase in the life-cycle of some of the most powerful radio-loud active galactic nuclei (RLAGN). These galaxies display large-scale remnant radio plasma in the intergalactic medium left behind by a past episode of active galactic nuclei (AGN) activity, and meanwhile, the radio jets have restarted in a new episode. The knowledge of what causes the jets to switch off and restart is crucial to our understanding of galaxy evolution, while it is important to know if DDRGs form a host galaxy dichotomy relative to RLAGN. Aims. The sensitivity and field of view of LOFAR enables the observation of DDRGs on a population basis rather than single-source observations. Using statistical comparisons with a control sample of RLAGN, we may obtain insights into the nature of DDRGs in the context of their host galaxies, where physical differences in their hosts compared to RLAGN as a population may allow us to infer the conditions that drive restarting jets. Methods. We utilised the LOFAR Two-Metre Sky Survey (LoTSS) DR1, using a visual identification method to compile a sample of morphologically selected candidate DDRGs, showing two pairs of radio lobes. To confirm the restarted nature in each of the candidate sources, we obtained follow-up observations with the Karl. G. Jansky Very Large Array (VLA) at higher resolution to observe the inner lobes or restarted jets, the confirmation of which created a robust sample of 33 DDRGs. We created a comparison sample of 777 RLAGN, matching the luminosity distribution of the DDRG sample, and compared the optical and infrared magnitudes and colours of their host galaxies. Results. We find that there is no statistically significant difference in the brightness of the host galaxies between double-doubles and single-cycle RLAGN. The DDRG and RLAGN samples also have similar distributions in WISE mid-infrared colours, indicating similar ages of stellar populations and dust levels in the hosts of DDRGs. We conclude that DDRGs and “normal” RLAGN are hosted by galaxies of the same type, and that DDRG activity is simply a normal part of the life cycle of RLAGN. Restarted jets, particularly for the class of low-excitation radio galaxies, rather than being a product of a particular event in the life of a host galaxy, must instead be caused by smaller scale changes, such as in the accretion system surrounding the black hole.