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Related papers: First constraint on the weak mixing angle using di…

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The weak mixing angle $s_W$ is a fundamental constant in the Standard Model (SM) and measured at the $Z$ boson mass to be $\widehat{s}^2_W(m_Z) = 0.23129 \pm 0.00004$ in the $\overline{\rm MS}$ renormalization scheme, where $m_Z=91.2\…

High Energy Physics - Phenomenology · Physics 2025-09-24 Qiaofeng Liu , Ian Low , Zhewei Yin

We revisit the annihilation of dark matter to neutrinos in the Sun near the WW and tt kinematic thresholds. We investigate the potential importance of annihilation to WW* in a minimal dark matter model in which a Majorana singlet is mixed…

High Energy Physics - Phenomenology · Physics 2013-05-30 John Kearney , Aaron Pierce

The measurement of the last undetermined neutrino mixing angle \theta_{13} is the main goal of the future experimental research on neutrino oscillations. At present, \theta_{13} is only known to be much smaller than the two other mixing…

High Energy Physics - Experiment · Physics 2007-05-23 Dario Motta

We discuss results of the most accurate to-date test of the low-energy electroweak sector of the standard model of elementary particles. Combining previous measurements with our high-precision calculations we extracted the weak charge of…

High Energy Physics - Phenomenology · Physics 2014-11-21 S. G. Porsev , K. Beloy , A. Derevianko

The only available electroweak measurement of the $^{208}\mathrm{Pb}$ neutron skin, $\Delta R_{\rm{np}}$, performed by the PREX-II Collaboration through polarized electron-lead scattering, shows a mild tension with respect to both the…

High Energy Physics - Phenomenology · Physics 2022-05-23 Mattia Atzori Corona , Matteo Cadeddu , Nicola Cargioli , Paolo Finelli , Matteo Vorabbi

Dark matter direct detection experiments have become excellent low-energy neutrino detectors. We present a few novel ideas to probe Beyond the Standard Model physics from neutrinos at these experiments. First, we discuss signatures arising…

High Energy Physics - Phenomenology · Physics 2025-01-22 Gonzalo Herrera

Direct detection experiments turn to lose sensitivity of searching for a sub-MeV light dark matter candidate due to the threshold of recoil energy. However, such light dark matter particles can be accelerated by energetic cosmic-rays such…

High Energy Physics - Phenomenology · Physics 2021-05-26 Qing-Hong Cao , Ran Ding , Qian-Fei Xiang

Drell-Yan lepton pairs produced in the process $p \bar{p} \rightarrow \ell^+\ell^- + X$ through an intermediate $\gamma^*/Z$ boson have an asymmetry in their angular distribution related to the spontaneous symmetry breaking of the…

High Energy Physics - Experiment · Physics 2018-07-11 CDF Collaboration , D0 Collaboration

We review the current status and techniques used in precision measurements of the effective leptonic weak mixing angle $\sin^2\theta^\ell_{\rm eff}$ (a fundamental parameter of the Standard Model (SM)) in the region of the Z pole with…

High Energy Physics - Experiment · Physics 2025-10-29 Arie Bodek , Hyon-San Seo , Un-Ki Yang

We present a novel constraint on light dark matter utilizing $1.54$ tonne$\cdot$year of data acquired from the PandaX-4T dual-phase xenon time projection chamber. This constraint is derived through detecting electronic recoil signals…

From a distance, the proton's weak charge is seen through the distorting effects of clouds of virtual particles. The effective weak charge can be calculated by starting with the measured weak coupling at the Z-pole and "running" the…

High Energy Physics - Phenomenology · Physics 2019-08-14 W. D. Ramsay

The CCFR collaboration reports a precise measurement of electroweak parameters derived from the ratio of neutral-current to charged-current cross-sections in neutrino-nucleon scattering at the Fermilab Tevatron. This ratio of cross-sections…

High Energy Physics - Experiment · Physics 2016-08-31 CCFR Collaboration , K. S. McFarland

Light neutral mediators, with mass $\lesssim 1$ GeV, are common features of extensions to the Standard Model (SM). Current astrophysical and terrestrial experiments have constrained the model parameter space, and planned experiments around…

High Energy Physics - Phenomenology · Physics 2017-11-22 James B. Dent , Bhaskar Dutta , Shu Liao , Jayden L. Newstead , Louis E. Strigari , Joel W. Walker

In the standard model of particle physics, the masses of the W and Z bosons, the carriers of the weak interaction, are uniquely related. A precise determination of their masses is important because quantum loops of heavy, undiscovered…

High Energy Physics - Experiment · Physics 2026-04-10 CMS Collaboration

We explore a new low-threshold direct-detection concept for dark matter, based on the breaking of chemical bonds between atoms. This includes the dissociation of molecules and the creation of defects in a lattice. With thresholds of a few…

High Energy Physics - Phenomenology · Physics 2017-03-15 Rouven Essig , Jeremy Mardon , Oren Slone , Tomer Volansky

The XENONnT experiment searches for weakly-interacting massive particle (WIMP) dark matter scattering off a xenon nucleus. In particular, XENONnT uses a dual-phase time projection chamber with a 5.9-tonne liquid xenon target, detecting both…

Data Analysis, Statistics and Probability · Physics 2025-06-04 XENON Collaboration , E. Aprile , J. Aalbers , K. Abe , S. Ahmed Maouloud , L. Althueser , B. Andrieu , E. Angelino , D. Antón Martin , F. Arneodo , L. Baudis , M. Bazyk , L. Bellagamba , R. Biondi , A. Bismark , K. Boese , A. Brown , G. Bruno , R. Budnik , J. M. R. Cardoso , A. P. Cimental Chávez , A. P. Colijn , J. Conrad , J. J. Cuenca-García , V. D'Andrea , L. C. Daniel Garcia , M. P. Decowski , C. Di Donato , P. Di Gangi , S. Diglio , K. Eitel , A. Elykov , A. D. Ferella , C. Ferrari , H. Fischer , T. Flehmke , M. Flierman , W. Fulgione , C. Fuselli , P. Gaemers , R. Gaior , M. Galloway , F. Gao , S. Ghosh , R. Giacomobono , R. Glade-Beucke , L. Grandi , J. Grigat , H. Guan , M. Guida , P. Gyoergy , R. Hammann , A. Higuera , C. Hils , L. Hoetzsch , N. F. Hood , M. Iacovacci , Y. Itow , J. Jakob , F. Joerg , Y. Kaminaga , M. Kara , P. Kavrigin , S. Kazama , M. Kobayashi , A. Kopec , F. Kuger , H. Landsman , R. F. Lang , L. Levinson , I. Li , S. Li , S. Liang , Y. -T. Lin , S. Lindemann , M. Lindner , K. Liu , J. Loizeau , F. Lombardi , J. Long , J. A. M. Lopes , T. Luce , Y. Ma , C. Macolino , J. Mahlstedt , A. Mancuso , L. Manenti , F. Marignetti , T. Marrodán Undagoitia , K. Martens , J. Masbou , E. Masson , S. Mastroianni , A. Melchiorre , M. Messina , A. Michael , K. Miuchi , A. Molinario , S. Moriyama , K. Morå , Y. Mosbacher , M. Murra , J. Müller , K. Ni , U. Oberlack , B. Paetsch , Y. Pan , Q. Pellegrini , R. Peres , C. Peters , J. Pienaar , M. Pierre , G. Plante , T. R. Pollmann , L. Principe , J. Qi , J. Qin , D. Ramírez García , M. Rajado , R. Singh , L. Sanchez , J. M. F. dos Santos , I. Sarnoff , G. Sartorelli , J. Schreiner , D. Schulte , P. Schulte , H. Schulze Eißing , M. Schumann , L. Scotto Lavina , M. Selvi , F. Semeria , P. Shagin , S. Shi , J. Shi , M. Silva , H. Simgen , A. Takeda , P. -L. Tan , A. Terliuk , D. Thers , F. Toschi , G. Trinchero , C. D. Tunnell , F. Tönnies , K. Valerius , S. Vecchi , S. Vetter , F. I. Villazon Solar , G. Volta , C. Weinheimer , M. Weiss , D. Wenz , C. Wittweg , V. H. S. Wu , Y. Xing , D. Xu , Z. Xu , M. Yamashita , L. Yang , J. Ye , L. Yuan , G. Zavattini , M. Zhong

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations and the SLD collaboration which were prepared for the 2004 summer conferences. [...] The main changes with respect to the…

Assuming positive observation of neutrinoless double bata decay together with the CHOOZ reactor bound, we derive constraints imposed on neutrino mixing parameters, the solar mixing angle \theta_{12} and the observable mass parameter < m…

High Energy Physics - Phenomenology · Physics 2017-08-23 Hisakazu Minakata , Hiroaki Sugiyama

The Double Chooz experiment presents improved measurements of the neutrino mixing angle $\theta_{13}$ using the data collected in 467.90 live days from a detector positioned at an average distance of 1050 m from two reactor cores at the…

High Energy Physics - Experiment · Physics 2015-03-03 Y. Abe , J. C. dos Anjos , J. C. Barriere , E. Baussan , I. Bekman , M. Bergevin , T. J. C. Bezerra , L. Bezrukov , E. Blucher , C. Buck , J. Busenitz , A. Cabrera , E. Caden , L. Camilleri , R. Carr , M. Cerrada , P. -J. Chang , E. Chauveau , P. Chimenti , A. P. Collin , E. Conover , J. M. Conrad , J. I. Crespo-Anadón , K. Crum , A. S. Cucoanes , E. Damon , J. V. Dawson , J. Dhooghe , D. Dietrich , Z. Djurcic , M. Dracos , M. Elnimr , A. Etenko , M. Fallot , F. von Feilitzsch , J. Felde , S. M. Fernandes , V. Fischer , D. Franco , M. Franke , H. Furuta , I. Gil-Botella , L. Giot , M. Göger-Neff , L. F. G. Gonzalez , L. Goodenough , M. C. Goodman , C. Grant , N. Haag , T. Hara , J. Haser , M. Hofmann , G. A. Horton-Smith , A. Hourlier , M. Ishitsuka , J. Jochum , C. Jollet , F. Kaether , L. N. Kalousis , Y. Kamyshkov , D. M. Kaplan , T. Kawasaki , E. Kemp , H. de Kerret , D. Kryn , M. Kuze , T. Lachenmaier , C. E. Lane , T. Lasserre , A. Letourneau , D. Lhuillier , H. P. Lima , M. Lindner , J. M. López-Castaño , J. M. LoSecco , B. Lubsandorzhiev , S. Lucht , J. Maeda , C. Mariani , J. Maricic , J. Martino , T. Matsubara , G. Mention , A. Meregaglia , T. Miletic , R. Milincic , A. Minotti , Y. Nagasaka , Y. Nikitenko , P. Novella , L. Oberauer , M. Obolensky , A. Onillon , A. Osborn , C. Palomares , I. M. Pepe , S. Perasso , P. Pfahler , A. Porta , G. Pronost , J. Reichenbacher , B. Reinhold , M. Röhling , R. Roncin , S. Roth , B. Rybolt , Y. Sakamoto , R. Santorelli , A. C. Schilithz , S. Schönert , S. Schoppmann , M. H. Shaevitz , R. Sharankova , S. Shimojima , D. Shrestha , V. Sibille , V. Sinev , M. Skorokhvatov , E. Smith , J. Spitz , A. Stahl , I. Stancu , L. F. F. Stokes , M. Strait , A. Stüken , F. Suekane , S. Sukhotin , T. Sumiyoshi , Y. Sun , R. Svoboda , K. Terao , A. Tonazzo , H. H. Trinh Thi , G. Valdiviesso , N. Vassilopoulos , C. Veyssiere , M. Vivier , S. Wagner , N. Walsh , H. Watanabe , C. Wiebusch , L. Winslow , M. Wurm , G. Yang , F. Yermia , V. Zimmer

Drell-Yan lepton pairs are produced in the process $p\bar{p} \rightarrow e^+e^- + X$ through an intermediate $\gamma^*/Z$ boson. The lepton angular distributions are used to provide information on the electroweak-mixing parameter…

High Energy Physics - Experiment · Physics 2013-11-06 CDF Collaboration , T. Aaltonen , S. Amerio , D. Amidei