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  1. Article: A survey of management practices and flock performance and their association with flock size and ewe breed type on Irish sheep farms

    BOHAN, A / SHALLOO, L / CREIGHTON, P / BOLAND, T. M / MCHUGH, N

    Journal of agricultural science. 2017 Oct., v. 155, no. 8

    2017  

    Abstract: A detailed survey was undertaken to assess the rate of production and current management practices on Irish sheep farms and quantify their associations with flock size and ewe breed type. A total of 39 questions relating to the farm production system and ...

    Abstract A detailed survey was undertaken to assess the rate of production and current management practices on Irish sheep farms and quantify their associations with flock size and ewe breed type. A total of 39 questions relating to the farm production system and farm management practices were devised, including: producer age, location, farm size, livestock numbers and type, in addition to flock management data such as flock breeding policy, lamb finishing strategy, flock health, lambing date, winter housing and feeding practices. A total of 717 sheep producers were surveyed across 45 different discussion groups. The surveyed respondents were sub-divided into four groups depending on flock size (very small, small, medium and large) and into three groups depending on ewe breed type (maternal, terminal and hill). The average survey respondent was 48 years old, with a flock size of 150 breeding ewes on a farm size of 58 ha. The average stocking rates were 6·55 and 3·14 ewes/ha and weaning rates were 1·44 and 1·02 lambs per ewe joined to the ram for the lowland and hill flocks, respectively. Relative to very small flocks (<62 ewes), larger flocks (>190 ewes) had higher stocking rates (6·98 v. 5·66 ewes/ha) and ewe to ram ratios (40 v. 30), and tended to lamb later in the year. The rate of technology adoption such as faecal egg sampling and pregnancy scanning was greater on larger flocks compared with smaller flocks. Flocks with maternal ewe breeds had higher scanning and weaning rates, and drafted a greater proportion of lambs off grass compared with flocks with terminal and hill ewe breeds. Flocks with maternal and terminal ewe breed types were more likely to winter house ewes, lamb indoors, test silage quality and have a handling unit compared with flocks with hill-type ewe breeds. Results from the present study provide a bank of knowledge on current Irish sheep industry performance and show that flock size and ewe breed type have a significant impact on key flock performance variables.
    Keywords agricultural sciences ; eggs ; ewes ; farm management ; farm size ; farms ; feed quality ; flocks ; grasses ; innovation adoption ; issues and policy ; pregnancy ; rams ; sheep industry ; surveys
    Language English
    Dates of publication 2017-10
    Size p. 1332-1341.
    Publishing place Cambridge University Press
    Document type Article
    Note NAL-AP-2-clean
    ZDB-ID 1498349-7
    ISSN 1469-5146 ; 0021-8596
    ISSN (online) 1469-5146
    ISSN 0021-8596
    DOI 10.1017/S0021859617000399
    Database NAL-Catalogue (AGRICOLA)

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  2. Article: Combining seasonal yield, silage dry matter yield, quality and persistency in an economic index to assist perennial ryegrass variety selection

    O'DONOVAN, M / MCHUGH, N / MCEVOY, M / GROGAN, D / SHALLOO, L

    Journal of agricultural science. 2017 May, v. 155, no. 4

    2017  

    Abstract: A total economic merit index (Pasture Profit Index, PPI) for perennial ryegrass variety selection was developed to rank perennial ryegrass varieties (Lolium perenne L.) based on their economic potential for grass-based ruminant production systems. The ... ...

    Abstract A total economic merit index (Pasture Profit Index, PPI) for perennial ryegrass variety selection was developed to rank perennial ryegrass varieties (Lolium perenne L.) based on their economic potential for grass-based ruminant production systems. The key traits of importance identified were: spring, mid-season (April 11–August 10) and autumn dry matter (DM) yield, first and second cut silage DM yield, grass quality April to July (inclusive) and sward persistency. Variety persistency was quantified by determining the ground score (GS) change across years, which was associated with a yield threshold which triggered sward replacement. Each one-unit decline in GS was associated with a 1683 kg loss in DM yield. Data generated in the Irish recommended list trials for value for cultivation and use were analysed to quantify the relative performance of each variety for each of the aforementioned traits. A previously developed methodology to generate economic values was used with updated price assumptions to develop economic values, which were applied to the analysed performance data of individual varieties. These data were used to estimate the total economic merit of each variety. Thirty-nine varieties were ranked on total economic merit with the highest performing variety (Cv111) generating €213 per ha/year compared with Cv201, which was the lowest ranking variety generating −€31 per ha/year. Use of the PPI provides information to end users in relation to the economic merit of one variety over another, facilitating a more informed decision-making process at farm level.
    Keywords Lolium perenne ; agricultural sciences ; autumn ; decision making ; decline ; dry matter accumulation ; farms ; grasses ; pastures ; prices ; ruminants ; silage ; spring ; sward
    Language English
    Dates of publication 2017-05
    Size p. 556-568.
    Publishing place Cambridge University Press
    Document type Article
    Note NAL-AP-2-clean
    ZDB-ID 1498349-7
    ISSN 1469-5146 ; 0021-8596
    ISSN (online) 1469-5146
    ISSN 0021-8596
    DOI 10.1017/S0021859616000587
    Database NAL-Catalogue (AGRICOLA)

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  3. Article ; Online: The contribution of platelets to the pathogenesis of Raynaud's phenomenon and systemic sclerosis.

    Pauling, J D / O'Donnell, V B / Mchugh, N J

    Platelets

    2013  Volume 24, Issue 7, Page(s) 503–515

    Abstract: Raynaud's phenomenon (RP) describes the excessive vascular response of the digital vessels in response to cold exposure and emotional stress. It is typically the earliest manifestation of systemic sclerosis (SSc), a multisystem disease of unknown ... ...

    Abstract Raynaud's phenomenon (RP) describes the excessive vascular response of the digital vessels in response to cold exposure and emotional stress. It is typically the earliest manifestation of systemic sclerosis (SSc), a multisystem disease of unknown aetiology characterised by vasculopathy, inflammation and fibrosis. The biological actions of platelets are known to extend beyond primary haemostasis with a growing appreciation of their contribution to vascular function, inflammation and wound repair. This has led to a considerable body of work evaluating associations between platelet function analysis and RP/SSc. This review provides a conceptual framework upon which the potential contribution of platelets to vascular dysfunction, autoimmunity and tissue remodelling in RP and SSc is considered. We describe the existing evidence to support excessive platelet activation in RP and SSc, ranging from the early studies of platelet aggregability and circulating platelet-derived mediators, to the important findings of the recent work that has begun to explore the potential direct pathogenic role of platelets in established murine models of SSc. We shall describe and critically appraise the findings of previous therapeutic studies evaluating the use of anti-platelet agents in RP and SSc, along with their implications for future therapeutic intervention in these conditions.
    MeSH term(s) Animals ; Blood Platelets/pathology ; Humans ; Raynaud Disease/blood ; Scleroderma, Systemic/blood
    Language English
    Publishing date 2013
    Publishing country England
    Document type Journal Article ; Research Support, Non-U.S. Gov't ; Review
    ZDB-ID 1034283-7
    ISSN 1369-1635 ; 0953-7104
    ISSN (online) 1369-1635
    ISSN 0953-7104
    DOI 10.3109/09537104.2012.719090
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Observation of Two New Excited Ξ_{b}^{0} States Decaying to Λ_{b}^{0}K^{-}π^{+}.

    Aaij, R / Abdelmotteleb, A S W / Abellán Beteta, C / Ackernley, T / Adeva, B / Adinolfi, M / Afsharnia, H / Agapopoulou, C / Aidala, C A / Aiola, S / Ajaltouni, Z / Akar, S / Albrecht, J / Alessio, F / Alexander, M / Alfonso Albero, A / Aliouche, Z / Alkhazov, G / Alvarez Cartelle, P /
    Amato, S / Amey, J L / Amhis, Y / An, L / Anderlini, L / Andreianov, A / Andreotti, M / Archilli, F / Artamonov, A / Artuso, M / Arzymatov, K / Aslanides, E / Atzeni, M / Audurier, B / Bachmann, S / Bachmayer, M / Back, J J / Baladron Rodriguez, P / Balagura, V / Baldini, W / Baptista Leite, J / Barbetti, M / Barlow, R J / Barsuk, S / Barter, W / Bartolini, M / Baryshnikov, F / Basels, J M / Bashir, S / Bassi, G / Batsukh, B / Battig, A / Bay, A / Beck, A / Becker, M / Bedeschi, F / Bediaga, I / Beiter, A / Belavin, V / Belin, S / Bellee, V / Belous, K / Belov, I / Belyaev, I / Bencivenni, G / Ben-Haim, E / Berezhnoy, A / Bernet, R / Berninghoff, D / Bernstein, H C / Bertella, C / Bertolin, A / Betancourt, C / Betti, F / Bezshyiko, Ia / Bhasin, S / Bhom, J / Bian, L / Bieker, M S / Bifani, S / Billoir, P / Birch, M / Bishop, F C R / Bitadze, A / Bizzeti, A / Bjørn, M / Blago, M P / Blake, T / Blanc, F / Blusk, S / Bobulska, D / Boelhauve, J A / Boente Garcia, O / Boettcher, T / Boldyrev, A / Bondar, A / Bondar, N / Borghi, S / Borisyak, M / Borsato, M / Borsuk, J T / Bouchiba, S A / Bowcock, T J V / Boyer, A / Bozzi, C / Bradley, M J / Braun, S / Brea Rodriguez, A / Brodski, M / Brodzicka, J / Brossa Gonzalo, A / Brundu, D / Buonaura, A / Buonincontri, L / Burke, A T / Burr, C / Bursche, A / Butkevich, A / Butter, J S / Buytaert, J / Byczynski, W / Cadeddu, S / Cai, H / Calabrese, R / Calefice, L / Calero Diaz, L / Cali, S / Calladine, R / Calvi, M / Calvo Gomez, M / Camargo Magalhaes, P / Campana, P / Campoverde Quezada, A F / Capelli, S / Capriotti, L / Carbone, A / Carboni, G / Cardinale, R / Cardini, A / Carli, I / Carniti, P / Carus, L / Carvalho Akiba, K / Casais Vidal, A / Casse, G / Cattaneo, M / Cavallero, G / Celani, S / Cerasoli, J / Cervenkov, D / Chadwick, A J / Chapman, M G / Charles, M / Charpentier, Ph / Chatzikonstantinidis, G / Chavez Barajas, C A / Chefdeville, M / Chen, C / Chen, S / Chernov, A / Chobanova, V / Cholak, S / Chrzaszcz, M / Chubykin, A / Chulikov, V / Ciambrone, P / Cicala, M F / Cid Vidal, X / Ciezarek, G / Clarke, P E L / Clemencic, M / Cliff, H V / Closier, J / Cobbledick, J L / Coco, V / Coelho, J A B / Cogan, J / Cogneras, E / Cojocariu, L / Collins, P / Colombo, T / Congedo, L / Contu, A / Cooke, N / Coombs, G / Corredoira, I / Corti, G / Costa Sobral, C M / Couturier, B / Craik, D C / Crkovská, J / Cruz Torres, M / Currie, R / Da Silva, C L / Dadabaev, S / Dai, L / Dall'Occo, E / Dalseno, J / D'Ambrosio, C / Danilina, A / d'Argent, P / Davies, J E / Davis, A / De Aguiar Francisco, O / De Bruyn, K / De Capua, S / De Cian, M / De Miranda, J M / De Paula, L / De Serio, M / De Simone, D / De Simone, P / de Vries, J A / Dean, C T / Decamp, D / Dedu, V / Del Buono, L / Delaney, B / Dembinski, H-P / Dendek, A / Denysenko, V / Derkach, D / Deschamps, O / Desse, F / Dettori, F / Dey, B / Di Cicco, A / Di Nezza, P / Didenko, S / Dieste Maronas, L / Dijkstra, H / Dobishuk, V / Dong, C / Donohoe, A M / Dordei, F / Dos Reis, A C / Douglas, L / Dovbnya, A / Downes, A G / Dudek, M W / Dufour, L / Duk, V / Durante, P / Durham, J M / Dutta, D / Dziurda, A / Dzyuba, A / Easo, S / Egede, U / Egorychev, V / Eidelman, S / Eisenhardt, S / Ek-In, S / Eklund, L / Ely, S / Ene, A / Epple, E / Escher, S / Eschle, J / Esen, S / Evans, T / Falabella, A / Fan, J / Fan, Y / Fang, B / Farry, S / Fazzini, D / Féo, M / Fernandez Prieto, A / Fernez, A D / Ferrari, F / Ferreira Lopes, L / Ferreira Rodrigues, F / Ferreres Sole, S / Ferrillo, M / Ferro-Luzzi, M / Filippov, S / Fini, R A / Fiorini, M / Firlej, M / Fischer, K M / Fitzgerald, D S / Fitzpatrick, C / Fiutowski, T / Fkiaras, A / Fleuret, F / Fontana, M / Fontanelli, F / Forty, R / Foulds-Holt, D / Franco Lima, V / Franco Sevilla, M / Frank, M / Franzoso, E / Frau, G / Frei, C / Friday, D A / Fu, J / Fuehring, Q / Gabriel, E / Gallas Torreira, A / Galli, D / Gambetta, S / Gan, Y / Gandelman, M / Gandini, P / Gao, Y / Garau, M / Garcia Martin, L M / Garcia Moreno, P / García Pardiñas, J / Garcia Plana, B / Garcia Rosales, F A / Garrido, L / Gaspar, C / Geertsema, R E / Gerick, D / Gerken, L L / Gersabeck, E / Gersabeck, M / Gershon, T / Gerstel, D / Ghez, Ph / Giambastiani, L / Gibson, V / Giemza, H K / Gilman, A L / Giovannetti, M / Gioventù, A / Gironella Gironell, P / Giubega, L / Giugliano, C / Gizdov, K / Gkougkousis, E L / Gligorov, V V / Göbel, C / Golobardes, E / Golubkov, D / Golutvin, A / Gomes, A / Gomez Fernandez, S / Goncalves Abrantes, F / Goncerz, M / Gong, G / Gorbounov, P / Gorelov, I V / Gotti, C / Govorkova, E / Grabowski, J P / Grammatico, T / Granado Cardoso, L A / Graugés, E / Graverini, E / Graziani, G / Grecu, A / Greeven, L M / Grieser, N A / Grillo, L / Gromov, S / Gruberg Cazon, B R / Gu, C / Guarise, M / Guittiere, M / Günther, P A / Gushchin, E / Guth, A / Guz, Y / Gys, T / Hadavizadeh, T / Haefeli, G / Haen, C / Haimberger, J / Halewood-Leagas, T / Hamilton, P M / Hammerich, J P / Han, Q / Han, X / Hancock, T H / Hansmann-Menzemer, S / Harnew, N / Harrison, T / Hasse, C / Hatch, M / He, J / Hecker, M / Heijhoff, K / Heinicke, K / Hennequin, A M / Hennessy, K / Henry, L / Heuel, J / Hicheur, A / Hill, D / Hilton, M / Hollitt, S E / Hou, R / Hou, Y / Hu, J / Hu, W / Hu, X / Huang, W / Huang, X / Hulsbergen, W / Hunter, R J / Hushchyn, M / Hutchcroft, D / Hynds, D / Ibis, P / Idzik, M / Ilin, D / Ilten, P / Inglessi, A / Ishteev, A / Ivshin, K / Jacobsson, R / Jage, H / Jakobsen, S / Jans, E / Jashal, B K / Jawahery, A / Jevtic, V / Jiang, F / John, M / Johnson, D / Jones, C R / Jones, T P / Jost, B / Jurik, N / Kalavan Kadavath, S H / Kandybei, S / Kang, Y / Karacson, M / Karpov, M / Keizer, F / Keller, D M / Kenzie, M / Ketel, T / Khanji, B / Kharisova, A / Kholodenko, S / Kirn, T / Kirsebom, V S / Kitouni, O / Klaver, S / Kleijne, N / Klimaszewski, K / Kmiec, M R / Koliiev, S / Kondybayeva, A / Konoplyannikov, A / Kopciewicz, P / Kopecna, R / Koppenburg, P / Korolev, M / Kostiuk, I / Kot, O / Kotriakhova, S / Kravchenko, P / Kravchuk, L / Krawczyk, R D / Kreps, M / Kress, F / Kretzschmar, S / Krokovny, P / Krupa, W / Krzemien, W / Kucewicz, W / Kucharczyk, M / Kudryavtsev, V / Kuindersma, H S / Kunde, G J / Kvaratskheliya, T / Lacarrere, D / Lafferty, G / Lai, A / Lampis, A / Lancierini, D / Lane, J J / Lane, R / Lanfranchi, G / Langenbruch, C / Langer, J / Lantwin, O / Latham, T / Lazzari, F / Le Gac, R / Lee, S H / Lefèvre, R / Leflat, A / Legotin, S / Leroy, O / Lesiak, T / Leverington, B / Li, H / Li, P / Li, S / Li, Y / Li, Z / Liang, X / Lin, T / Lindner, R / Lisovskyi, V / Litvinov, R / Liu, G / Liu, H / Liu, Q / Liu, S / Lobo Salvia, A / Loi, A / Lomba Castro, J / Longstaff, I / Lopes, J H / Lopez Solino, S / Lovell, G H / Lu, Y / Lucarelli, C / Lucchesi, D / Luchuk, S / Lucio Martinez, M / Lukashenko, V / Luo, Y / Lupato, A / Luppi, E / Lupton, O / Lusiani, A / Lyu, X / Ma, L / Ma, R / Maccolini, S / Machefert, F / Maciuc, F / Macko, V / Mackowiak, P / Maddrell-Mander, S / Madejczyk, O / Madhan Mohan, L R / Maev, O / Maevskiy, A / Maisuzenko, D / Majewski, M W / Malczewski, J J / Malde, S / Malecki, B / Malinin, A / Maltsev, T / Malygina, H / Manca, G / Mancinelli, G / Manuzzi, D / Marangotto, D / Maratas, J / Marchand, J F / Marconi, U / Mariani, S / Marin Benito, C / Marinangeli, M / Marks, J / Marshall, A M / Marshall, P J / Martelli, G / Martellotti, G / Martinazzoli, L / Martinelli, M / Martinez Santos, D / Martinez Vidal, F / Massafferri, A / Materok, M / Matev, R / Mathad, A / Mathe, Z / Matiunin, V / Matteuzzi, C / Mattioli, K R / Mauri, A / Maurice, E / Mauricio, J / Mazurek, M / McCann, M / Mcconnell, L / Mcgrath, T H / Mchugh, N T / McNab, A / McNulty, R / Mead, J V / Meadows, B / Meier, G / Meinert, N / Melnychuk, D / Meloni, S / Merk, M / Merli, A / Meyer Garcia, L / Mikhasenko, M / Milanes, D A / Millard, E / Milovanovic, M / Minard, M-N / Minotti, A / Minzoni, L / Mitchell, S E / Mitreska, B / Mitzel, D S / Mödden, A / Mohammed, R A / Moise, R D / Mombächer, T / Monroy, I A / Monteil, S / Morandin, M / Morello, G / Morello, M J / Moron, J / Morris, A B / Morris, A G / Mountain, R / Mu, H / Muheim, F / Mulder, M / Müller, D / Müller, K / Murphy, C H / Murray, D / Muzzetto, P / Naik, P / Nakada, T / Nandakumar, R / Nanut, T / Nasteva, I / Needham, M / Neri, I / Neri, N / Neubert, S / Neufeld, N / Newcombe, R / Nguyen, T D / Nguyen-Mau, C / Niel, E M / Nieswand, S / Nikitin, N / Nolte, N S / Normand, C / Nunez, C / Oblakowska-Mucha, A / Obraztsov, V / Oeser, T / O'Hanlon, D P / Okamura, S / Oldeman, R / Oliva, F / Olivares, M E / Onderwater, C J G / O'Neil, R H / Ossowska, A / Otalora Goicochea, J M / Ovsiannikova, T / Owen, P / Oyanguren, A / Padeken, K O / Pagare, B / Pais, P R / Pajero, T / Palano, A / Palutan, M / Pan, Y / Panshin, G / Papanestis, A / Pappagallo, M / Pappalardo, L L / Pappenheimer, C / Parker, W / Parkes, C / Passalacqua, B / Passaleva, G / Pastore, A / Patel, M / Patrignani, C / Pawley, C J / Pearce, A / Pellegrino, A / Pepe Altarelli, M / Perazzini, S / Pereima, D / Pereiro Castro, A / Perret, P / Petric, M / Petridis, K / Petrolini, A / Petrov, A / Petrucci, S / Petruzzo, M / Pham, T T H / Philippov, A / Pica, L / Piccini, M / Pietrzyk, B / Pietrzyk, G / Pili, M / Pinci, D / Pisani, F / Pizzichemi, M / P K, Resmi / Placinta, V / Plews, J / Plo Casasus, M / Polci, F / Poli Lener, M / Poliakova, M / Poluektov, A / Polukhina, N / Polyakov, I / Polycarpo, E / Ponce, S / Popov, D / Popov, S / Poslavskii, S / Prasanth, K / Promberger, L / Prouve, C / Pugatch, V / Puill, V / Pullen, H / Punzi, G / Qi, H / Qian, W / Qin, J / Qin, N / Quagliani, R / Quintana, B / Raab, N V / Rabadan Trejo, R I / Rachwal, B / Rademacker, J H / Rama, M / Ramos Pernas, M / Rangel, M S / Ratnikov, F / Raven, G / Reboud, M / Redi, F / Reiss, F / Remon Alepuz, C / Ren, Z / Renaudin, V / Ribatti, R / Ricciardi, S / Rinnert, K / Robbe, P / Robertson, G / Rodrigues, A B / Rodrigues, E / Rodriguez Lopez, J A / Rodriguez Rodriguez, E R R / Rollings, A / Roloff, P / Romanovskiy, V / Romero Lamas, M / Romero Vidal, A / Roth, J D / Rotondo, M / Rudolph, M S / Ruf, T / Ruiz Fernandez, R A / Ruiz Vidal, J / Ryzhikov, A / Ryzka, J / Saborido Silva, J J / Sagidova, N / Sahoo, N / Saitta, B / Salomoni, M / Sanchez Gras, C / Santacesaria, R / Santamarina Rios, C / Santimaria, M / Santovetti, E / Saranin, D / Sarpis, G / Sarpis, M / Sarti, A / Satriano, C / Satta, A / Saur, M / Savrina, D / Sazak, H / Scantlebury Smead, L G / Scarabotto, A / Schael, S / Scherl, S / Schiller, M / Schindler, H / Schmelling, M / Schmidt, B / Schmitt, S / Schneider, O / Schopper, A / Schubiger, M / Schulte, S / Schune, M H / Schwemmer, R / Sciascia, B / Sellam, S / Semennikov, A / Senghi Soares, M / Sergi, A / Serra, N / Sestini, L / Seuthe, A / Shang, Y / Shangase, D M / Shapkin, M / Shchemerov, I / Shchutska, L / Shears, T / Shekhtman, L / Shen, Z / Shevchenko, V / Shields, E B / Shimizu, Y / Shmanin, E / Shupperd, J D / Siddi, B G / Silva Coutinho, R / Simi, G / Simone, S / Skidmore, N / Skwarnicki, T / Slater, M W / Slazyk, I / Smallwood, J C / Smeaton, J G / Smetkina, A / Smith, E / Smith, M / Snoch, A / Soares, M / Soares Lavra, L / Sokoloff, M D / Soler, F J P / Solovev, A / Solovyev, I / Souza De Almeida, F L / Souza De Paula, B / Spaan, B / Spadaro Norella, E / Spradlin, P / Stagni, F / Stahl, M / Stahl, S / Stanislaus, S / Steinkamp, O / Stenyakin, O / Stevens, H / Stone, S / Straticiuc, M / Strekalina, D / Suljik, F / Sun, J / Sun, L / Sun, Y / Svihra, P / Swallow, P N / Swientek, K / Szabelski, A / Szumlak, T / Szymanski, M / Taneja, S / Tanner, A R / Tat, M D / Terentev, A / Teubert, F / Thomas, E / Thompson, D J D / Thomson, K A / Tisserand, V / T'Jampens, S / Tobin, M / Tomassetti, L / Tong, X / Torres Machado, D / Tou, D Y / Tran, M T / Trifonova, E / Trippl, C / Tuci, G / Tully, A / Tuning, N / Ukleja, A / Unverzagt, D J / Ursov, E / Usachov, A / Ustyuzhanin, A / Uwer, U / Vagner, A / Vagnoni, V / Valassi, A / Valenti, G / Valls Canudas, N / van Beuzekom, M / Van Dijk, M / van Herwijnen, E / Van Hulse, C B / van Veghel, M / Vazquez Gomez, R / Vazquez Regueiro, P / Vázquez Sierra, C / Vecchi, S / Velthuis, J J / Veltri, M / Venkateswaran, A / Veronesi, M / Vesterinen, M / Vieira, D / Vieites Diaz, M / Viemann, H / Vilasis-Cardona, X / Vilella Figueras, E / Villa, A / Vincent, P / Volle, F C / Vom Bruch, D / Vorobyev, A / Vorobyev, V / Voropaev, N / Vos, K / Waldi, R / Walsh, J / Wang, C / Wang, J / Wang, M / Wang, R / Wang, Y / Wang, Z / Ward, J A / Watson, N K / Weber, S G / Websdale, D / Weisser, C / Westhenry, B D C / White, D J / Whitehead, M / Wiederhold, A R / Wiedner, D / Wilkinson, G / Wilkinson, M / Williams, I / Williams, M / Williams, M R J / Wilson, F F / Wislicki, W / Witek, M / Witola, L / Wormser, G / Wotton, S A / Wu, H / Wyllie, K / Xiang, Z / Xiao, D / Xie, Y / Xu, A / Xu, J / Xu, L / Xu, M / Xu, Q / Xu, Z / Yang, D / Yang, S / Yang, Y / Yang, Z / Yao, Y / Yeomans, L E / Yin, H / Yu, J / Yuan, X / Yushchenko, O / Zaffaroni, E / Zavertyaev, M / Zdybal, M / Zenaiev, O / Zeng, M / Zhang, D / Zhang, L / Zhang, S / Zhang, Y / Zharkova, A / Zhelezov, A / Zheng, Y / Zhou, T / Zhou, X / Zhou, Y / Zhovkovska, V / Zhu, X / Zhu, Z / Zhukov, V / Zonneveld, J B / Zou, Q / Zucchelli, S / Zuliani, D / Zunica, G

    Physical review letters

    2022  Volume 128, Issue 16, Page(s) 162001

    Abstract: Two narrow resonant states are observed in the Λ_{b}^{0}K^{-}π^{+} mass spectrum using a data sample of proton-proton collisions at a center-of-mass energy of 13 TeV, collected by the LHCb experiment and corresponding to an integrated luminosity of 6  fb^ ...

    Abstract Two narrow resonant states are observed in the Λ_{b}^{0}K^{-}π^{+} mass spectrum using a data sample of proton-proton collisions at a center-of-mass energy of 13 TeV, collected by the LHCb experiment and corresponding to an integrated luminosity of 6  fb^{-1}. The minimal quark content of the Λ_{b}^{0}K^{-}π^{+} system indicates that these are excited Ξ_{b}^{0} baryons. The masses of the Ξ_{b}(6327)^{0} and Ξ_{b}(6333)^{0} states are m[Ξ_{b}(6327)^{0}]=6327.28_{-0.21}^{+0.23}±0.12±0.24 and m[Ξ_{b}(6333)^{0}]=6332.69_{-0.18}^{+0.17}±0.03±0.22  MeV, respectively, with a mass splitting of Δm=5.41_{-0.27}^{+0.26}±0.12  MeV, where the uncertainties are statistical, systematic, and due to the Λ_{b}^{0} mass measurement. The measured natural widths of these states are consistent with zero, with upper limits of Γ[Ξ_{b}(6327)^{0}]<2.20(2.56) and Γ[Ξ_{b}(6333)^{0}]<1.60(1.92)  MeV at a 90% (95%) credibility level. The significance of the two-peak hypothesis is larger than nine (five) Gaussian standard deviations compared to the no-peak (one-peak) hypothesis. The masses, widths, and resonant structure of the new states are in good agreement with the expectations for a doublet of 1D Ξ_{b}^{0} resonances.
    Language English
    Publishing date 2022-05-06
    Publishing country United States
    Document type Journal Article
    ZDB-ID 208853-8
    ISSN 1079-7114 ; 0031-9007
    ISSN (online) 1079-7114
    ISSN 0031-9007
    DOI 10.1103/PhysRevLett.128.162001
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article ; Online: Study of Z Bosons Produced in Association with Charm in the Forward Region.

    Aaij, R / Abdelmotteleb, A S W / Beteta, C Abellán / Gallego, F J Abudinen / Ackernley, T / Adeva, B / Adinolfi, M / Afsharnia, H / Agapopoulou, C / Aidala, C A / Aiola, S / Ajaltouni, Z / Akar, S / Albrecht, J / Alessio, F / Alexander, M / Albero, A Alfonso / Aliouche, Z / Alkhazov, G /
    Cartelle, P Alvarez / Amato, S / Amey, J L / Amhis, Y / An, L / Anderlini, L / Andreianov, A / Andreotti, M / Archilli, F / Artamonov, A / Artuso, M / Arzymatov, K / Aslanides, E / Atzeni, M / Audurier, B / Bachmann, S / Bachmayer, M / Back, J J / Rodriguez, P Baladron / Balagura, V / Baldini, W / Leite, J Baptista / Barbetti, M / Barlow, R J / Barsuk, S / Barter, W / Bartolini, M / Baryshnikov, F / Basels, J M / Bashir, S / Bassi, G / Batsukh, B / Battig, A / Bay, A / Beck, A / Becker, M / Bedeschi, F / Bediaga, I / Beiter, A / Belavin, V / Belin, S / Bellee, V / Belous, K / Belov, I / Belyaev, I / Bencivenni, G / Ben-Haim, E / Berezhnoy, A / Bernet, R / Berninghoff, D / Bernstein, H C / Bertella, C / Bertolin, A / Betancourt, C / Betti, F / Bezshyiko, Ia / Bhasin, S / Bhom, J / Bian, L / Bieker, M S / Bifani, S / Billoir, P / Birch, M / Bishop, F C R / Bitadze, A / Bizzeti, A / Bjørn, M / Blago, M P / Blake, T / Blanc, F / Blusk, S / Bobulska, D / Boelhauve, J A / Garcia, O Boente / Boettcher, T / Boldyrev, A / Bondar, A / Bondar, N / Borghi, S / Borisyak, M / Borsato, M / Borsuk, J T / Bouchiba, S A / Bowcock, T J V / Boyer, A / Bozzi, C / Bradley, M J / Braun, S / Rodriguez, A Brea / Brodzicka, J / Gonzalo, A Brossa / Brundu, D / Buonaura, A / Buonincontri, L / Burke, A T / Burr, C / Bursche, A / Butkevich, A / Butter, J S / Buytaert, J / Byczynski, W / Cadeddu, S / Cai, H / Calabrese, R / Calefice, L / Diaz, L Calero / Cali, S / Calladine, R / Calvi, M / Gomez, M Calvo / Magalhaes, P Camargo / Campana, P / Quezada, A F Campoverde / Capelli, S / Capriotti, L / Carbone, A / Carboni, G / Cardinale, R / Cardini, A / Carli, I / Carniti, P / Carus, L / Akiba, K Carvalho / Vidal, A Casais / Casse, G / Cattaneo, M / Cavallero, G / Celani, S / Cerasoli, J / Cervenkov, D / Chadwick, A J / Chapman, M G / Charles, M / Charpentier, Ph / Chatzikonstantinidis, G / Barajas, C A Chavez / Chefdeville, M / Chen, C / Chen, S / Chernov, A / Chobanova, V / Cholak, S / Chrzaszcz, M / Chubykin, A / Chulikov, V / Ciambrone, P / Cicala, M F / Vidal, X Cid / Ciezarek, G / Clarke, P E L / Clemencic, M / Cliff, H V / Closier, J / Cobbledick, J L / Coco, V / Coelho, J A B / Cogan, J / Cogneras, E / Cojocariu, L / Collins, P / Colombo, T / Congedo, L / Contu, A / Cooke, N / Coombs, G / Corredoira, I / Corti, G / Sobral, C M Costa / Couturier, B / Craik, D C / Crkovská, J / Torres, M Cruz / Currie, R / Da Silva, C L / Dadabaev, S / Dai, L / Dall'Occo, E / Dalseno, J / D'Ambrosio, C / Danilina, A / d'Argent, P / Davies, J E / Davis, A / Francisco, O De Aguiar / De Bruyn, K / De Capua, S / De Cian, M / De Miranda, J M / De Paula, L / De Serio, M / De Simone, D / De Simone, P / De Vellis, F / de Vries, J A / Dean, C T / Debernardis, F / Decamp, D / Dedu, V / Del Buono, L / Delaney, B / Dembinski, H-P / Dendek, A / Denysenko, V / Derkach, D / Deschamps, O / Desse, F / Dettori, F / Dey, B / Di Cicco, A / Di Nezza, P / Didenko, S / Maronas, L Dieste / Dijkstra, H / Dobishuk, V / Dong, C / Donohoe, A M / Dordei, F / Dos Reis, A C / Douglas, L / Dovbnya, A / Downes, A G / Dudek, M W / Dufour, L / Duk, V / Durante, P / Durham, J M / Dutta, D / Dziurda, A / Dzyuba, A / Easo, S / Egede, U / Egorychev, V / Eidelman, S / Eisenhardt, S / Ek-In, S / Eklund, L / Ely, S / Ene, A / Epple, E / Escher, S / Eschle, J / Esen, S / Evans, T / Falabella, A / Fan, J / Fan, Y / Fang, B / Farry, S / Fazzini, D / Féo, M / Prieto, A Fernandez / Fernez, A D / Ferrari, F / Lopes, L Ferreira / Rodrigues, F Ferreira / Sole, S Ferreres / Ferrillo, M / Ferro-Luzzi, M / Filippov, S / Fini, R A / Fiorini, M / Firlej, M / Fischer, K M / Fitzgerald, D S / Fitzpatrick, C / Fiutowski, T / Fkiaras, A / Fleuret, F / Fontana, M / Fontanelli, F / Forty, R / Foulds-Holt, D / Lima, V Franco / Sevilla, M Franco / Frank, M / Franzoso, E / Frau, G / Frei, C / Friday, D A / Fu, J / Fuehring, Q / Gabriel, E / Galati, G / Torreira, A Gallas / Galli, D / Gambetta, S / Gan, Y / Gandelman, M / Gandini, P / Gao, Y / Garau, M / Martin, L M Garcia / Moreno, P Garcia / Pardiñas, J García / Plana, B Garcia / Rosales, F A Garcia / Garrido, L / Gaspar, C / Geertsema, R E / Gerick, D / Gerken, L L / Gersabeck, E / Gersabeck, M / Gershon, T / Gerstel, D / Giambastiani, L / Gibson, V / Giemza, H K / Gilman, A L / Giovannetti, M / Gioventù, A / Gironell, P Gironella / Giubega, L / Giugliano, C / Gizdov, K / Gkougkousis, E L / Gligorov, V V / Göbel, C / Golobardes, E / Golubkov, D / Golutvin, A / Gomes, A / Fernandez, S Gomez / Abrantes, F Goncalves / Goncerz, M / Gong, G / Gorbounov, P / Gorelov, I V / Gotti, C / Govorkova, E / Grabowski, J P / Grammatico, T / Cardoso, L A Granado / Graugés, E / Graverini, E / Graziani, G / Grecu, A / Greeven, L M / Grieser, N A / Grillo, L / Gromov, S / Cazon, B R Gruberg / Gu, C / Guarise, M / Guittiere, M / Günther, P A / Gushchin, E / Guth, A / Guz, Y / Gys, T / Hadavizadeh, T / Haefeli, G / Haen, C / Haimberger, J / Halewood-Leagas, T / Hamilton, P M / Hammerich, J P / Han, Q / Han, X / Hancock, T H / Hansen, E B / Hansmann-Menzemer, S / Harnew, N / Harrison, T / Hasse, C / Hatch, M / He, J / Hecker, M / Heijhoff, K / Heinicke, K / Hennequin, A M / Hennessy, K / Henry, L / Heuel, J / Hicheur, A / Hill, D / Hilton, M / Hollitt, S E / Hou, R / Hou, Y / Hu, J / Hu, W / Hu, X / Huang, W / Huang, X / Hulsbergen, W / Hunter, R J / Hushchyn, M / Hutchcroft, D / Hynds, D / Ibis, P / Idzik, M / Ilin, D / Ilten, P / Inglessi, A / Ishteev, A / Ivshin, K / Jacobsson, R / Jage, H / Jakobsen, S / Jans, E / Jashal, B K / Jawahery, A / Jevtic, V / Jiang, F / John, M / Johnson, D / Jones, C R / Jones, T P / Jost, B / Jurik, N / Kadavath, S H Kalavan / Kandybei, S / Kang, Y / Karacson, M / Karpov, M / Keizer, F / Keller, D M / Kenzie, M / Ketel, T / Khanji, B / Kharisova, A / Kholodenko, S / Kirn, T / Kirsebom, V S / Kitouni, O / Klaver, S / Kleijne, N / Klimaszewski, K / Kmiec, M R / Koliiev, S / Kondybayeva, A / Konoplyannikov, A / Kopciewicz, P / Kopecna, R / Koppenburg, P / Korolev, M / Kostiuk, I / Kot, O / Kotriakhova, S / Kravchenko, P / Kravchuk, L / Krawczyk, R D / Kreps, M / Kress, F / Kretzschmar, S / Krokovny, P / Krupa, W / Krzemien, W / Kucharczyk, M / Kudryavtsev, V / Kuindersma, H S / Kunde, G J / Kvaratskheliya, T / Lacarrere, D / Lafferty, G / Lai, A / Lampis, A / Lancierini, D / Lane, J J / Lane, R / Lanfranchi, G / Langenbruch, C / Langer, J / Lantwin, O / Latham, T / Lazzari, F / Le Gac, R / Lee, S H / Lefèvre, R / Leflat, A / Legotin, S / Leroy, O / Lesiak, T / Leverington, B / Li, H / Li, P / Li, S / Li, Y / Li, Z / Liang, X / Lin, T / Lindner, R / Lisovskyi, V / Litvinov, R / Liu, G / Liu, H / Liu, Q / Liu, S / Salvia, A Lobo / Loi, A / Castro, J Lomba / Longstaff, I / Lopes, J H / Solino, S Lopez / Lovell, G H / Lu, Y / Lucarelli, C / Lucchesi, D / Luchuk, S / Martinez, M Lucio / Lukashenko, V / Luo, Y / Lupato, A / Luppi, E / Lupton, O / Lusiani, A / Lyu, X / Ma, L / Ma, R / Maccolini, S / Machefert, F / Maciuc, F / Macko, V / Mackowiak, P / Maddrell-Mander, S / Madejczyk, O / Mohan, L R Madhan / Maev, O / Maevskiy, A / Maisuzenko, D / Majewski, M W / Malczewski, J J / Malde, S / Malecki, B / Malinin, A / Maltsev, T / Malygina, H / Manca, G / Mancinelli, G / Manuzzi, D / Marangotto, D / Maratas, J / Marchand, J F / Marconi, U / Mariani, S / Benito, C Marin / Marinangeli, M / Marks, J / Marshall, A M / Marshall, P J / Martelli, G / Martellotti, G / Martinazzoli, L / Martinelli, M / Santos, D Martinez / Vidal, F Martinez / Massafferri, A / Materok, M / Matev, R / Mathad, A / Matiunin, V / Matteuzzi, C / Mattioli, K R / Mauri, A / Maurice, E / Mauricio, J / Mazurek, M / McCann, M / Mcconnell, L / Mcgrath, T H / Mchugh, N T / McNab, A / McNulty, R / Mead, J V / Meadows, B / Meier, G / Meinert, N / Melnychuk, D / Meloni, S / Merk, M / Merli, A / Garcia, L Meyer / Mikhasenko, M / Milanes, D A / Millard, E / Milovanovic, M / Minard, M-N / Minotti, A / Minzoni, L / Mitchell, S E / Mitreska, B / Mitzel, D S / Mödden, A / Mohammed, R A / Moise, R D / Mokhnenko, S / Mombächer, T / Monroy, I A / Monteil, S / Morandin, M / Morello, G / Morello, M J / Moron, J / Morris, A B / Morris, A G / Mountain, R / Mu, H / Muheim, F / Mulder, M / Müller, D / Müller, K / Murphy, C H / Murray, D / Muzzetto, P / Naik, P / Nakada, T / Nandakumar, R / Nanut, T / Nasteva, I / Needham, M / Neri, I / Neri, N / Neubert, S / Neufeld, N / Newcombe, R / Niel, E M / Nieswand, S / Nikitin, N / Nolte, N S / Normand, C / Nunez, C / Oblakowska-Mucha, A / Obraztsov, V / Oeser, T / O'Hanlon, D P / Okamura, S / Oldeman, R / Oliva, F / Olivares, M E / Onderwater, C J G / O'Neil, R H / Goicochea, J M Otalora / Ovsiannikova, T / Owen, P / Oyanguren, A / Padeken, K O / Pagare, B / Pais, P R / Pajero, T / Palano, A / Palutan, M / Pan, Y / Panshin, G / Papanestis, A / Pappagallo, M / Pappalardo, L L / Pappenheimer, C / Parker, W / Parkes, C / Passalacqua, B / Passaleva, G / Pastore, A / Patel, M / Patrignani, C / Pawley, C J / Pearce, A / Pellegrino, A / Altarelli, M Pepe / Perazzini, S / Pereima, D / Castro, A Pereiro / Perret, P / Petric, M / Petridis, K / Petrolini, A / Petrov, A / Petrucci, S / Petruzzo, M / Pham, T T H / Philippov, A / Pica, L / Piccini, M / Pietrzyk, B / Pietrzyk, G / Pili, M / Pinci, D / Pisani, F / Pizzichemi, M / K, Resmi P / Placinta, V / Plews, J / Casasus, M Plo / Polci, F / Lener, M Poli / Poliakova, M / Poluektov, A / Polukhina, N / Polyakov, I / Polycarpo, E / Ponce, S / Popov, D / Popov, S / Poslavskii, S / Prasanth, K / Promberger, L / Prouve, C / Pugatch, V / Puill, V / Pullen, H / Punzi, G / Qi, H / Qian, W / Qin, J / Qin, N / Quagliani, R / Quintana, B / Raab, N V / Trejo, R I Rabadan / Rachwal, B / Rademacker, J H / Rama, M / Pernas, M Ramos / Rangel, M S / Ratnikov, F / Raven, G / Reboud, M / Redi, F / Reiss, F / Alepuz, C Remon / Ren, Z / Renaudin, V / Ribatti, R / Ricciardi, S / Rinnert, K / Robbe, P / Robertson, G / Rodrigues, A B / Rodrigues, E / Lopez, J A Rodriguez / Rodriguez, E R R Rodriguez / Rollings, A / Roloff, P / Romanovskiy, V / Lamas, M Romero / Vidal, A Romero / Roth, J D / Rotondo, M / Rudolph, M S / Ruf, T / Fernandez, R A Ruiz / Vidal, J Ruiz / Ryzhikov, A / Ryzka, J / Silva, J J Saborido / Sagidova, N / Sahoo, N / Saitta, B / Salomoni, M / Gras, C Sanchez / Santacesaria, R / Rios, C Santamarina / Santimaria, M / Santovetti, E / Saranin, D / Sarpis, G / Sarpis, M / Sarti, A / Satriano, C / Satta, A / Saur, M / Savrina, D / Sazak, H / Smead, L G Scantlebury / Scarabotto, A / Schael, S / Scherl, S / Schiller, M / Schindler, H / Schmelling, M / Schmidt, B / Schmitt, S / Schneider, O / Schopper, A / Schubiger, M / Schulte, S / Schune, M H / Schwemmer, R / Sciascia, B / Sellam, S / Semennikov, A / Soares, M Senghi / Sergi, A / Serra, N / Sestini, L / Seuthe, A / Shang, Y / Shangase, D M / Shapkin, M / Shchemerov, I / Shchutska, L / Shears, T / Shekhtman, L / Shen, Z / Shevchenko, V / Shields, E B / Shimizu, Y / Shmanin, E / Shupperd, J D / Siddi, B G / Coutinho, R Silva / Simi, G / Simone, S / Skidmore, N / Skwarnicki, T / Slater, M W / Slazyk, I / Smallwood, J C / Smeaton, J G / Smetkina, A / Smith, E / Smith, M / Snoch, A / Soares, M / Lavra, L Soares / Sokoloff, M D / Soler, F J P / Solovev, A / Solovyev, I / De Almeida, F L Souza / De Paula, B Souza / Spaan, B / Norella, E Spadaro / Spradlin, P / Stagni, F / Stahl, M / Stahl, S / Stanislaus, S / Steinkamp, O / Stenyakin, O / Stevens, H / Stone, S / Straticiuc, M / Strekalina, D / Suljik, F / Sun, J / Sun, L / Sun, Y / Svihra, P / Swallow, P N / Swientek, K / Szabelski, A / Szumlak, T / Szymanski, M / Taneja, S / Tanner, A R / Tat, M D / Terentev, A / Teubert, F / Thomas, E / Thompson, D J D / Thomson, K A / Tisserand, V / T'Jampens, S / Tobin, M / Tomassetti, L / Tong, X / Machado, D Torres / Tou, D Y / Trifonova, E / Trippl, C / Tuci, G / Tully, A / Tuning, N / Ukleja, A / Unverzagt, D J / Ursov, E / Usachov, A / Ustyuzhanin, A / Uwer, U / Vagner, A / Vagnoni, V / Valassi, A / Valenti, G / Canudas, N Valls / van Beuzekom, M / Van Dijk, M / Van Hecke, H / van Herwijnen, E / Van Hulse, C B / van Veghel, M / Gomez, R Vazquez / Regueiro, P Vazquez / Sierra, C Vázquez / Vecchi, S / Velthuis, J J / Veltri, M / Venkateswaran, A / Veronesi, M / Vesterinen, M / Vieira, D / Diaz, M Vieites / Viemann, H / Vilasis-Cardona, X / Figueras, E Vilella / Villa, A / Vincent, P / Volle, F C / Bruch, D Vom / Vorobyev, A / Vorobyev, V / Voropaev, N / Vos, K / Waldi, R / Walsh, J / Wang, C / Wang, J / Wang, M / Wang, R / Wang, Y / Wang, Z / Ward, J A / Watson, N K / Weber, S G / Websdale, D / Weisser, C / Westhenry, B D C / White, D J / Whitehead, M / Wiederhold, A R / Wiedner, D / Wilkinson, G / Wilkinson, M / Williams, I / Williams, M / Williams, M R J / Wilson, F F / Wislicki, W / Witek, M / Witola, L / Wormser, G / Wotton, S A / Wu, H / Wyllie, K / Xiang, Z / Xiao, D / Xie, Y / Xu, A / Xu, J / Xu, L / Xu, M / Xu, Q / Xu, Z / Yang, D / Yang, S / Yang, Y / Yang, Z / Yao, Y / Yeomans, L E / Yin, H / Yu, J / Yuan, X / Yushchenko, O / Zaffaroni, E / Zavertyaev, M / Zdybal, M / Zenaiev, O / Zeng, M / Zhang, D / Zhang, L / Zhang, S / Zhang, Y / Zharkova, A / Zhelezov, A / Zheng, Y / Zhou, T / Zhou, X / Zhou, Y / Zhovkovska, V / Zhu, X / Zhu, Z / Zhukov, V / Zonneveld, J B / Zou, Q / Zucchelli, S / Zuliani, D / Zunica, G

    Physical review letters

    2022  Volume 128, Issue 8, Page(s) 82001

    Abstract: Events containing a Z boson and a charm jet are studied for the first time in the forward region of proton-proton collisions. The data sample used corresponds to an integrated luminosity of 6  fb^{-1} collected at a center-of-mass energy of 13 TeV with ... ...

    Abstract Events containing a Z boson and a charm jet are studied for the first time in the forward region of proton-proton collisions. The data sample used corresponds to an integrated luminosity of 6  fb^{-1} collected at a center-of-mass energy of 13 TeV with the LHCb detector. In events with a Z boson and a jet, the fraction of charm jets is determined in intervals of Z-boson rapidity in the range 2.0<y(Z)<4.5. A sizable enhancement is observed in the forwardmost y(Z) interval, which could be indicative of a valencelike intrinsic-charm component in the proton wave function.<br />
    Language English
    Publishing date 2022-03-11
    Publishing country United States
    Document type Journal Article
    ZDB-ID 208853-8
    ISSN 1079-7114 ; 0031-9007
    ISSN (online) 1079-7114
    ISSN 0031-9007
    DOI 10.1103/PhysRevLett.128.082001
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article ; Online: Angular Analysis of D^{0}→π^{+}π^{-}μ^{+}μ^{-} and D^{0}→K^{+}K^{-}μ^{+}μ^{-} Decays and Search for CP Violation.

    Aaij, R / Abdelmotteleb, A S W / Abellán Beteta, C / Abudinén, F / Ackernley, T / Adeva, B / Adinolfi, M / Afsharnia, H / Agapopoulou, C / Aidala, C A / Aiola, S / Ajaltouni, Z / Akar, S / Albrecht, J / Alessio, F / Alexander, M / Alfonso Albero, A / Aliouche, Z / Alkhazov, G /
    Alvarez Cartelle, P / Alves, A A / Amato, S / Amey, J L / Amhis, Y / An, L / Anderlini, L / Andersson, N / Andreianov, A / Andreotti, M / Archilli, F / Artamonov, A / Artuso, M / Arzymatov, K / Aslanides, E / Atzeni, M / Audurier, B / Bachmann, S / Bachmayer, M / Back, J J / Baladron Rodriguez, P / Balagura, V / Baldini, W / Baptista Leite, J / Barbetti, M / Barlow, R J / Barsuk, S / Barter, W / Bartolini, M / Baryshnikov, F / Basels, J M / Bashir, S / Bassi, G / Batsukh, B / Battig, A / Bay, A / Beck, A / Becker, M / Bedeschi, F / Bediaga, I / Beiter, A / Belavin, V / Belin, S / Bellee, V / Belous, K / Belov, I / Belyaev, I / Bencivenni, G / Ben-Haim, E / Berezhnoy, A / Bernet, R / Berninghoff, D / Bernstein, H C / Bertella, C / Bertolin, A / Betancourt, C / Betti, F / Bezshyiko, Ia / Bhasin, S / Bhom, J / Bian, L / Bieker, M S / Biesuz, N V / Bifani, S / Billoir, P / Biolchini, A / Birch, M / Bishop, F C R / Bitadze, A / Bizzeti, A / Bjørn, M / Blago, M P / Blake, T / Blanc, F / Blusk, S / Bobulska, D / Boelhauve, J A / Boente Garcia, O / Boettcher, T / Boldyrev, A / Bondar, A / Bondar, N / Borghi, S / Borisyak, M / Borsato, M / Borsuk, J T / Bouchiba, S A / Bowcock, T J V / Boyer, A / Bozzi, C / Bradley, M J / Braun, S / Brea Rodriguez, A / Brodzicka, J / Brossa Gonzalo, A / Brundu, D / Buonaura, A / Buonincontri, L / Burke, A T / Burr, C / Bursche, A / Butkevich, A / Butter, J S / Buytaert, J / Byczynski, W / Cadeddu, S / Cai, H / Calabrese, R / Calefice, L / Cali, S / Calladine, R / Calvi, M / Calvo Gomez, M / Camargo Magalhaes, P / Campana, P / Campoverde Quezada, A F / Capelli, S / Capriotti, L / Carbone, A / Carboni, G / Cardinale, R / Cardini, A / Carli, I / Carniti, P / Carus, L / Carvalho Akiba, K / Casais Vidal, A / Caspary, R / Casse, G / Cattaneo, M / Cavallero, G / Celani, S / Cerasoli, J / Cervenkov, D / Chadwick, A J / Chapman, M G / Charles, M / Charpentier, Ph / Chatzikonstantinidis, G / Chavez Barajas, C A / Chefdeville, M / Chen, C / Chen, S 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    Physical review letters

    2022  Volume 128, Issue 22, Page(s) 221801

    Abstract: The first full angular analysis and an updated measurement of the decay-rate CP asymmetry of the D^{0}→π^{+}π^{-}μ^{+}μ^{-} and D^{0}→K^{+}K^{-}μ^{+}μ^{-} decays are reported. The analysis uses proton-proton collision data collected with the LHCb ... ...

    Abstract The first full angular analysis and an updated measurement of the decay-rate CP asymmetry of the D^{0}→π^{+}π^{-}μ^{+}μ^{-} and D^{0}→K^{+}K^{-}μ^{+}μ^{-} decays are reported. The analysis uses proton-proton collision data collected with the LHCb detector at center-of-mass energies of 7, 8, and 13 TeV. The dataset corresponds to an integrated luminosity of 9  fb^{-1}. The full set of CP -averaged angular observables and their CP asymmetries are measured as a function of the dimuon invariant mass. The results are consistent with expectations from the standard model and with CP symmetry.
    Language English
    Publishing date 2022-06-16
    Publishing country United States
    Document type Journal Article
    ZDB-ID 208853-8
    ISSN 1079-7114 ; 0031-9007
    ISSN (online) 1079-7114
    ISSN 0031-9007
    DOI 10.1103/PhysRevLett.128.221801
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article ; Online: Tests of Lepton Universality Using B^{0}→K_{S}^{0}ℓ^{+}ℓ^{-} and B^{+}→K^{*+}ℓ^{+}ℓ^{-} Decays.

    Aaij, R / Abdelmotteleb, A S W / Abellán Beteta, C / Abudinén, F / Ackernley, T / Adeva, B / Adinolfi, M / Afsharnia, H / Agapopoulou, C / Aidala, C A / Aiola, S / Ajaltouni, Z / Akar, S / Albrecht, J / Alessio, F / Alexander, M / Alfonso Albero, A / Aliouche, Z / Alkhazov, G /
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    Physical review letters

    2022  Volume 128, Issue 19, Page(s) 191802

    Abstract: Tests of lepton universality in B^{0}→K_{S}^{0}ℓ^{+}ℓ^{-} and B^{+}→K^{*+}ℓ^{+}ℓ^{-} decays where ℓ is either an electron or a muon are presented. The differential branching fractions of B^{0}→K_{S}^{0}e^{+}e^{-} and B^{+}→K^{*+}e^{+}e^{-} decays are ... ...

    Abstract Tests of lepton universality in B^{0}→K_{S}^{0}ℓ^{+}ℓ^{-} and B^{+}→K^{*+}ℓ^{+}ℓ^{-} decays where ℓ is either an electron or a muon are presented. The differential branching fractions of B^{0}→K_{S}^{0}e^{+}e^{-} and B^{+}→K^{*+}e^{+}e^{-} decays are measured in intervals of the dilepton invariant mass squared. The measurements are performed using proton-proton collision data recorded by the LHCb experiment, corresponding to an integrated luminosity of 9  fb^{-1} . The results are consistent with the standard model and previous tests of lepton universality in related decay modes. The first observation of B^{0}→K_{S}^{0}e^{+}e^{-} and B^{+}→K^{*+}e^{+}e^{-} decays is reported.
    Language English
    Publishing date 2022-05-27
    Publishing country United States
    Document type Journal Article
    ZDB-ID 208853-8
    ISSN 1079-7114 ; 0031-9007
    ISSN (online) 1079-7114
    ISSN 0031-9007
    DOI 10.1103/PhysRevLett.128.191802
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  8. Article ; Online: Evidence for a New Structure in the J/ψp and J/ψp[over ¯] Systems in B_{s}^{0}→J/ψpp[over ¯] Decays.

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    Physical review letters

    2022  Volume 128, Issue 6, Page(s) 62001

    Abstract: An amplitude analysis of flavor-untagged B_{s}^{0}→J/ψpp[over ¯] decays is performed using a sample of 797±31 decays reconstructed with the LHCb detector. The data, collected in proton-proton collisions between 2011 and 2018, correspond to an integrated ... ...

    Abstract An amplitude analysis of flavor-untagged B_{s}^{0}→J/ψpp[over ¯] decays is performed using a sample of 797±31 decays reconstructed with the LHCb detector. The data, collected in proton-proton collisions between 2011 and 2018, correspond to an integrated luminosity of 9  fb^{-1}. Evidence for a new structure in the J/ψp and J/ψp[over ¯] systems with a mass of 4337_{-4}^{+7} _{-2}^{+2}  MeV and a width of 29_{-12}^{+26} _{-14}^{+14}  MeV is found, where the first uncertainty is statistical and the second systematic, with a significance in the range of 3.1 to 3.7σ, depending on the assigned J^{P} hypothesis.
    Language English
    Publishing date 2022-02-25
    Publishing country United States
    Document type Journal Article
    ZDB-ID 208853-8
    ISSN 1079-7114 ; 0031-9007
    ISSN (online) 1079-7114
    ISSN 0031-9007
    DOI 10.1103/PhysRevLett.128.062001
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  9. Article ; Online: Observation of the Decay Λ_{b}^{0}→Λ_{c}^{+}τ^{-}ν[over ¯]_{τ}.

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    Physical review letters

    2022  Volume 128, Issue 19, Page(s) 191803

    Abstract: The first observation of the semileptonic b-baryon decay Λ_{b}^{0}→Λ_{c}^{+}τ^{-}ν[over ¯]_{τ}, with a significance of 6.1σ, is reported using a data sample corresponding to 3  fb^{-1} of integrated luminosity, collected by the LHCb experiment at center- ... ...

    Abstract The first observation of the semileptonic b-baryon decay Λ_{b}^{0}→Λ_{c}^{+}τ^{-}ν[over ¯]_{τ}, with a significance of 6.1σ, is reported using a data sample corresponding to 3  fb^{-1} of integrated luminosity, collected by the LHCb experiment at center-of-mass energies of 7 and 8 TeV at the LHC. The τ^{-} lepton is reconstructed in the hadronic decay to three charged pions. The ratio K=B(Λ_{b}^{0}→Λ_{c}^{+}τ^{-}ν[over ¯]_{τ})/B(Λ_{b}^{0}→Λ_{c}^{+}π^{-}π^{+}π^{-}) is measured to be 2.46±0.27±0.40, where the first uncertainty is statistical and the second systematic. The branching fraction B(Λ_{b}^{0}→Λ_{c}^{+}τ^{-}ν[over ¯]_{τ})=(1.50±0.16±0.25±0.23)% is obtained, where the third uncertainty is from the external branching fraction of the normalization channel Λ_{b}^{0}→Λ_{c}^{+}π^{-}π^{+}π^{-}. The ratio of semileptonic branching fractions R(Λ_{c}^{+})≡B(Λ_{b}^{0}→Λ_{c}^{+}τ^{-}ν[over ¯]_{τ})/B(Λ_{b}^{0}→Λ_{c}^{+}μ^{-}ν[over ¯]_{μ}) is derived to be 0.242±0.026±0.040±0.059, where the external branching fraction uncertainty from the channel Λ_{b}^{0}→Λ_{c}^{+}μ^{-}ν[over ¯]_{μ} contributes to the last term. This result is in agreement with the standard model prediction.
    Language English
    Publishing date 2022-03-11
    Publishing country United States
    Document type Journal Article
    ZDB-ID 208853-8
    ISSN 1079-7114 ; 0031-9007
    ISSN (online) 1079-7114
    ISSN 0031-9007
    DOI 10.1103/PhysRevLett.128.191803
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  10. Article ; Online: First Measurement of the Z→μ^{+}μ^{-} Angular Coefficients in the Forward Region of pp Collisions at sqrt[s]=13  TeV.

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    Physical review letters

    2022  Volume 129, Issue 9, Page(s) 91801

    Abstract: The first study of the angular distribution of μ^{+}μ^{-} pairs produced in the forward rapidity region via the Drell-Yan reaction pp→γ^{*}/Z+X→ℓ^{+}ℓ^{-}+X is presented, using data collected with the LHCb detector at a center-of-mass energy of 13 TeV, ... ...

    Abstract The first study of the angular distribution of μ^{+}μ^{-} pairs produced in the forward rapidity region via the Drell-Yan reaction pp→γ^{*}/Z+X→ℓ^{+}ℓ^{-}+X is presented, using data collected with the LHCb detector at a center-of-mass energy of 13 TeV, corresponding to an integrated luminosity of 5.1  fb^{-1}. The coefficients of the five leading terms in the angular distribution are determined as a function of the dimuon transverse momentum and rapidity. The results are compared to various theoretical predictions of the Z-boson production mechanism and can also be used to probe transverse-momentum-dependent parton distributions within the proton.
    Language English
    Publishing date 2022-09-09
    Publishing country United States
    Document type Journal Article
    ZDB-ID 208853-8
    ISSN 1079-7114 ; 0031-9007
    ISSN (online) 1079-7114
    ISSN 0031-9007
    DOI 10.1103/PhysRevLett.129.091801
    Database MEDical Literature Analysis and Retrieval System OnLINE

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