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检索条件"机构=High-Performance Computing and Analytics Lab"
63 条 记 录,以下是21-30 订阅
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Disconnected contribution to the LO HVP term of muon g-2 from ETMC  39
Disconnected contribution to the LO HVP term of muon g-2 fro...
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39th International Symposium on Lattice Field Theory, LATTICE 2022
作者: Alexandrou, C. Bacchio, S. Dimopoulos, P. Finkenrath, J. Frezzotti, R. Gagliardi, G. Garofalo, M. Hadjiyiannakou, K. Kostrzewa, B. Jansen, K. Lubicz, V. Petschlies, M. Sanfilippo, F. Simula, S. Urbach, C. Wenger, U. Department of Physics University of Cyprus Nicosia20537 Cyprus Computation-based Science and Technology Research Center The Cyprus Institute 20 Konstantinou Kavafi Street Nicosia2121 Cyprus Parma43124 Italy Dipartimento di Fisica INFN Università di Roma "Tor Vergata" Via della Ricerca Scientifica 1 RomaI-00133 Italy Institute for Theoretical Physics Albert Einstein Center for Fundamental Physics University of Bern Sidlerstrasse 5 BernCH-3012 Switzerland Istituto Nazionale di Fisica Nucleare Sezione di Roma Tre Via della Vasca Navale 84 RomeI-00146 Italy Rheinische Friedrich-Wilhelms-Universität Bonn Nussallee 14-16 Bonn53115 Germany High Performance Computing and Analytics Lab Rheinische Friedrich-Wilhelms-Universität Bonn Friedrich-Hirzebruch-Allee 8 Bonn53115 Germany NIC DESY Platanenallee 6 ZeuthenD-15738 Germany Dipartimento di Matematica e Fisica Università Roma Tre INFN Sezione di Roma Tre Via della Vasca Navale 84 RomeI-00146 Italy
We present a lattice determination of the disconnected contributions to the leading-order hadronic vacuum polarization (HVP) to the muon anomalous magnetic moment in the so-called short and intermediate time-distance ... 详细信息
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Lattice QCD results for the topological up-quark mass contribution: too small to rescue the mu = 0 solution to the strong CP problem  38
Lattice QCD results for the topological up-quark mass contri...
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38th International Symposium on Lattice Field Theory, LATTICE 2021
作者: Alexandrou, Constantia Finkenrath, Jacob Funcke, Lena Jansen, Karl Kostrzewa, Bartosz Pittler, Ferenc Urbach, Carsten Department of Physics University of Cyprus P.O. Box 20537 Nicosia1678 Cyprus Computation-Based Science and Technology Research Center The Cyprus Institute 20 Kavafi Street Nicosia2121 Cyprus Center for Theoretical Physics Co-Design Center for Quantum Advantage NSF AI Institute for Artificial Intelligence and Fundamental Interactions Massachusetts Institute of Technology 77 Massachusetts Avenue CambridgeMA02139 United States Perimeter Institute for Theoretical Physics 31 Caroline Street North WaterlooONN2L 2Y5 Canada Deutsches Elektronen-Synchrotron DESY Platanenallee 6 Zeuthen15738 Germany High Performance Computing & Analytics Lab University of Bonn Friedrich-Hirzebruch-Allee 8 Bonn53115 Germany Helmholtz Institut für Strahlen- und Kernphysik University of Bonn Nussallee 14-16 Bonn53115 Germany Bethe Center for Theoretical Physics University of Bonn Nussallee 12 Bonn53115 Germany
A vanishing Yukawa coupling of the up quark could in principle solve the strong CP problem. To render this solution consistent with current algebra results, the up quark must receive an alternative mass contribution t... 详细信息
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Weakly supervised learning for textbook question answering
TechRxiv
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TechRxiv 2021年
作者: Ma, Jie Chai, Qi Huang, Jingyue Liu, Jun You, Yang Zheng, Qinghua National Engineering Lab for Big Data Analytics School of Computer Science and Technology Xi’an Jiaotong University Shaanxi Xi’an710049 China Shaanxi Province Key Laboratory of Satellite and Terrestrial Network Tech. R&D School of Computer Science and Technology Xi’an Jiaotong University Shaanxi Xi’an710049 China The High Performance Computing for Artificial intelligence Lab Department of Computer Science National University of Singapore 117417 Singapore
Textbook Question Answering (TQA) is the task of answering diagram and non-diagram questions given large multimodal contexts consisting of abundant text and diagrams. Deep text understandings and effective learning of... 详细信息
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The η → γ∗γ∗ transition form factor and the hadronic light-by-light η-pole contribution to the muon g-2 from lattice QCD
arXiv
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arXiv 2022年
作者: Alexandrou, Constantia Bacchio, Simone Burri, Sebastian Finkenrath, Jacob Gasbarro, Andrew Hadjiyiannakou, Kyriakos Jansen, Karl Kanwar, Gurtej Kostrzewa, Bartosz Ottnad, Konstantin Petschlies, Marcus Pittler, Ferenc Urbach, Carsten Wenger, Urs Department of Physics University of Cyprus Nicosia Cyprus Computation-based Science and Technology Research Center The Cyprus Institute Nicosia Cyprus Albert Einstein Center Institute for Theoretical Physics University of Bern Switzerland NIC DESY Zeuthen Germany High Performance Computing and Analytics Lab Rheinische Friedrich-Wilhelms-Universität Bonn Germany PRISMA+ Cluster of Excellence Institut für Kernphysik Johannes Gutenberg-Universität Mainz Germany Helmholtz-Institut für Strahlen- und Kernphysik University of Bonn Germany Bethe Center for Theoretical Physics University of Bonn Germany
We calculate the double-virtual η → γ∗γ∗ transition form factor Fη→γ∗γ∗(q12, q22) from first principles using a lattice QCD simulation with Nf = 2+1+1 quark flavors at the physical pion mass and at one lattice... 详细信息
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Lattice gauge ensembles and data management
Lattice gauge ensembles and data management
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39th International Symposium on Lattice Field Theory, LATTICE 2022
作者: Bali, Gunnar Bignell, Ryan Francis, Anthony Gottlieb, Steven Gupta, Rajan Kanamori, Issaku Kostrzewa, Bartosz Kotov, Andrey Yu. Kuramashi, Yoshinobu Mawhinney, Robert Schmidt, Christian Söldner, Wolfgang Sun, Peng Institut für Theoretische Physik Universität Regensburg Universitätsstr. 31 Regensburg93053 Germany Department of Physics Swansea University SwanseaSA2 8PP United Kingdom Institute of Physics National Yang Ming Chiao Tung University Hsinchu30010 Taiwan Department of Physics Indiana University BloomingtonIN47405 United States Los Alamos National Laboratory Theoretical Division T-2 Los AlamosNM87545 United States 7-1-26 Minatojima Minamimachi Kobe650-0047 Japan High Performance Computing and Analytics Lab Rheinische Friedrich-Wilhelms-Universität Bonn Friedrich-Hirzebruch-Allee 8 Bonn53115 Germany Forschungszentrum Jülich Jülich52428 Germany Center for Computational Sciences University of Tsukuba Tsukuba305-8577 Japan Physics Department Columbia University New YorkNY10027 United States Fakultät für Physik Universität Bielefeld Universitätsstr. 25 Bielefeld33615 Germany Institute of Modern Physics Chinese Academy of Sciences Lanzhou730000 China University of Chinese Academy of Sciences Beijing100049 China
The generation of ensembles of gauge configurations is a considerable expense. The preservation and curation of these ensembles constitutes a valuable shared resource for the lattice field theory community. The organi... 详细信息
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Pion-pole contribution to HLbL from twisted mass lattice QCD at the physical point  38
Pion-pole contribution to HLbL from twisted mass lattice QCD...
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38th International Symposium on Lattice Field Theory, LATTICE 2021
作者: Burri, S. Alexandrou, C. Bacchio, S. Bergner, G. Finkenrath, J. Gasbarro, A. Hadjiyiannakou, K. Jansen, K. Kostrzewa, B. Koutsou, G. Ottnad, K. Petschlies, M. Pittler, F. Steffen, F. Urbach, C. Wenger, U. Albert Einstein Center for Fundamental Physics Institute for Theoretical Physics University of Bern Sidlerstrasse 5 BernCH-3012 Switzerland Department of Physics University of Cyprus Nicosia20537 Cyprus Computation-based Science and Technology Research Center The Cyprus Institute 20 Konstantinou Kavafi Street Nicosia2121 Cyprus University of Jena Institute for Theoretical Physics Max-Wien-Platz 1 JenaD-07743 Germany Deutsches Elektronen-Synchrotron DESY Platanenallee 6 Zeuthen15738 Germany High Performance Computing and Analytics Lab Rheinische Friedrich-Wilhelms-Universität Bonn Friedrich-Hirzebruch-Allee 8 BonnD-53115 Germany PRISMA+ Cluster of Excellence Institut für Kernphysik Johannes Gutenberg-Universität Mainz Johann-Joachim-Becher-Weg 45 MainzD-55128 Germany Rheinische Friedrich-Wilhelms-Universität Bonn Nussallee 14-16 BonnD-53115 Germany Bethe Center for Theoretical Physics Rheinische Friedrich-Wilhelms-Universität Bonn Wegelerstraße 10 BonnD-53115 Germany
We report on our computation of the pion transition form factor Fπ→γ∗γ∗ from twisted mass lattice QCD in order to determine the numerically dominant light pseudoscalar pole contribution in the hadronic light-by-li... 详细信息
来源: 评论
Short & intermediate distance HVP contributions to muon g-2: SM (lattice) prediction versus e+e- annihilation data  41
Short & intermediate distance HVP contributions to muon g-2:...
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41st International Conference on high Energy Physics, ICHEP 2022
作者: Alexandrou, C. Bacchio, S. Dimopoulos, P. Finkenrath, J. Frezzotti, R. Gagliardi, G. Garofalo, M. Hadjiyiannakou, K. Kostrzewa, B. Jansen, K. Lubicz, V. Petschlies, M. Sanfilippo, F. Simula, S. Urbach, C. Wenger, U. Department of Physics University of Cyprus Nicosia20537 Cyprus Computation-based Science and Technology Research Center The Cyprus Institute 20 Konstantinou Kavafi Street Nicosia2121 Cyprus Parma43124 Italy Dipartimento di Fisica Università di Roma "Tor Vergata" INFN Sezione di Roma Tor Vergata Via della Ricerca Scientifica 1 RomeI-00133 Italy Istituto Nazionale di Fisica Nucleare Sezione di Roma Tre Via della Vasca Navale 84 RomeI-00146 Italy Rheinische Friedrich-Wilhelms-Universität Bonn Nussallee 14-16 Bonn53115 Germany High Performance Computing and Analytics Lab Rheinische Friedrich-Wilhelms-Universität Bonn Friedrich-Hirzebruch-Allee 8 Bonn53115 Germany NIC DESY Platanenallee 6 ZeuthenD-15738 Germany Dipartimento di Matematica e Fisica Università Roma Tre Via della Vasca Navale 84 RomeI-00146 Italy Institute for Theoretical Physics Albert Einstein Center for Fundamental Physics University of Bern Sidlerstrasse 5 BernCH-3012 Switzerland
We present new lattice results of the ETM Collaboration, obtained from extensive simulations of lattice QCD with dynamical up, down, strange and charm quarks at physical mass values, different volumes and lattice spac... 详细信息
来源: 评论
Twisted mass gauge ensembles at physical values of the light, strange and charm quark masses  38
Twisted mass gauge ensembles at physical values of the light...
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38th International Symposium on Lattice Field Theory, LATTICE 2021
作者: Finkenrath, Jacob Alexandrou, Constantia Bacchio, Simone Constantinou, Martha Dimopoulos, Petros Frezzotti, Roberto Jansen, Karl Kostrzewa, Bartosz Koutsou, Giannis Rossi, Giancarlo Urbach, Carsten Wenger, Urs Computation-based Science and Technology Research Center The Cyprus Institute Nicosia 20 Constantinou Kavafi Str. Nicosia2121 Cyprus Department of Physics University of Cyprus P.O. Box 20537 Nicosia1678 Cyprus Temple University 1801 N Broad Str. PhiladelphiaPA19122 United States Dipartimento di Scienze Matematiche Fisiche e Informatiche Università di Parma INFN Gruppo Collegato di Parma Italy Dipartimento di Fisica Universita di Roma "Tor Vergata" INFN Sezione di Roma 2 Via della Ricerca Scientifica Rome00133 Italy NIC DESY Zeuthen Germany High Performance Computing and Analytics Lab Rheinische Friedrich-Wilhelms-Universität Bonn Friedrich-Hirzebruch- Allee 8 BonnD-53115 Germany Centro Fermi - Museo Storico della Fisica Centro Studi e Ricerche Enrico Fermi Compendio del Viminale Piazza del Viminiale 1 RomeI-00184 Italy Rheinische Friedrich-Wilhelms-Universität Bonn Bonn Germany Albert Einstein Center for Fundamental Physics Institute for Theoretical Physics University of Bern Sidlerstrasse 5 BernCH-3012 Switzerland
Lattice QCD simulations directly at physical masses of dynamical light, strange and charm quarks are highly desirable especially to remove systematic errors due to chiral extrapolations. However such simulations are s... 详细信息
来源: 评论
Moments of the nucleon transverse quark spin densities using lattice QCD
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Physical Review D 2023年 第5期107卷 054504-054504页
作者: C. Alexandrou S. Bacchio M. Constantinou P. Dimopoulos J. Finkenrath R. Frezzotti K. Hadjiyiannakou K. Jansen B. Kostrzewa G. Koutsou G. Spanoudes C. Urbach Department of Physics University of Cyprus P.O. Box 20537 1678 Nicosia Cyprus Computation-based Science and Technology Research Center The Cyprus Institute 20 Kavafi Street Nicosia 2121 Cyprus Department of Physics Temple University Philadelphia Pennsylvania 19122–1801 USA Dipartimento di Scienze Matematiche Fisiche e Informatiche Università di Parma and INFN Gruppo Collegato di Parma Parco Area delle Scienze 7/a (Campus) 43124 Parma Italy Dipartimento di Fisica and INFN Università di Roma “Tor Vergata” Via della Ricerca Scientifica 1 I-00133 Roma Italy Deutsches Elektronen-Synchrotron DESY Platanenallee 6 15738 Zeuthen Germany High Performance Computing and Analytics Lab Rheinische Friedrich-Wilhelms-Universität Bonn Friedrich-Hirzebruch-Allee 8 53115 Bonn Germany Bethe Center for Theoretical Physics Rheinische Friedrich-Wilhelms Universität Bonn 53115 Bonn Germany Helmholtz-Institut für Strahlen-und Kernphysik Rheinische Friedrich-Wilhelms Universität Bonn 53115 Bonn Germany
We present the first calculation of the Mellin moments of the transverse quark spin densities in the nucleon using lattice QCD simulations with physical values of the pion mass and in the continuum limit. Specifically... 详细信息
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Gradient flow scale-setting with Nf = 2 + 1 + 1 Wilson-clover twisted-mass fermions  38
Gradient flow scale-setting with Nf = 2 + 1 + 1 Wilson-clove...
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38th International Symposium on Lattice Field Theory, LATTICE 2021
作者: Alexandrou, C. Bacchio, S. Bergner, G. Dimopoulos, P. Finkenrath, J. Frezzotti, R. Garofalo, M. Kostrzewa, B. Koutsou, G. labus, P. Sanfilippo, F. Simula, S. Ueding, M. Urbach, C. Wenger, U. Department of Physics University of Cyprus Nicosia20537 Cyprus Computation-Based Science and Technology Research Center The Cyprus Institute 20 Konstantinou Kavafi Street Nicosia2121 Cyprus University of Jena Institute for Theoretical Physics Max-Wien-Platz 1 JenaD-07743 Germany ParmaI-43124 Italy Dipartimento di Fisica Università di Roma "Tor Vergata" INFN Sezione di Tor Vergata Via della Ricerca Scientifica 1 RomaI-00133 Italy Rheinische Friedrich-Wilhelms-Universität Bonn Nussallee 14-16 BonnD-53115 Germany Dipartimento di Fisica Università Roma Tre INFN Sezione di Roma Tre Via della Vasca Navale 84 RomeI-00146 Italy High Performance Computing and Analytics Lab Rheinische Friedrich-Wilhelms-Universität Bonn Friedrich-Hirzebruch-Allee 8 BonnD-53115 Germany Fraunhofer-Platz 1 KaiserslauternD-67663 Germany Istituto Nazionale di Fisica Nucleare Sezione di Roma Tre Via della Vasca Navale 84 RomeI-00146 Italy Institute for Theoretical Physics Albert Einstein Center for Fundamental Physics University of Bern Sidlerstrasse 5 BernCH-3012 Switzerland
We present a determination of the gradient flow scales w0√t0 and t0/w0 in isosymmetric QCD, making use of the gauge ensembles produced by the Extended Twisted Mass Collaboration (ETMC) with N f = 2 + 1 + 1 flavours o... 详细信息
来源: 评论