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Related papers: $W$-boson Mass Anomaly from High-Dimensional Scala…

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We propose an explanation to the new W mass measurement recently reported by the CDF collaboration, which is larger than the standard model expectation by about 7 standard deviations. To alleviate the tensions that are imposed on the…

High Energy Physics - Phenomenology · Physics 2022-09-21 Mingxuan Du , Zuowei Liu , Pran Nath

A new precision measurement of the $W$ boson mass has been announced by the CDF collaboration, which strongly deviates from the Standard Model prediction. In this article, we study the implications of this measurement on the parameter space…

High Energy Physics - Phenomenology · Physics 2022-11-09 Henning Bahl , Wen Han Chiu , Christina Gao , Lian-Tao Wang , Yi-Ming Zhong

We show an interesting correlation between the recent high precision measurement of the $W$-boson mass by the CDF collaboration and the muon $(g-2)$ anomaly in the context of the two Higgs doublet model. One-loop diagrams involving the…

High Energy Physics - Phenomenology · Physics 2022-09-16 K. S. Babu , Sudip Jana , Vishnu P. K.

The simplest linear seesaw mechanism can accommodate the new CDF-II $W$ mass measurement. In addition to Standard Model particles, the model includes quasi-Dirac leptons, and a second, leptophilic, scalar doublet seeding small neutrino…

High Energy Physics - Phenomenology · Physics 2022-09-07 Aditya Batra , Praveen Bharadwaj , Sanjoy Mandal , Rahul Srivastava , José W. F. Valle

The recent high-precision measurement of the $W$ mass by the CDF collaboration is in sharp tension with the Standard Model prediction as obtained by the electroweak fit. If confirmed, this finding can only be explained in terms of new…

High Energy Physics - Phenomenology · Physics 2022-06-22 Luca Di Luzio , Ramona Gröber , Paride Paradisi

The $W$ boson mass recently reported by the CDF collaboration shows a deviation from the standard model prediction with an excess at $7\sigma$ level. We investigate two simple extensions of the standard model with an extra $U(1)$ dark…

High Energy Physics - Phenomenology · Physics 2023-01-12 Kai-Yu Zhang , Wan-Zhe Feng

The CDF II experiment has recently determined the mass of the $W$ boson to be $m_W(\text{CDF II}) = 80.4335 \pm 0.0094~$GeV, which deviates from the standard model prediction at $7\sigma$ level. Although this new result is in tension with…

High Energy Physics - Phenomenology · Physics 2022-09-28 Ting-Kuo Chen , Cheng-Wei Chiang , Kei Yagyu

The recent CDF-II measurement of the mass of the $W$ boson shows a significant tension with the Standard Model (SM) expectation, even when averaged with earlier measurements. The tension can be explained in the framework of any beyond-SM…

High Energy Physics - Phenomenology · Physics 2022-08-12 Poulami Mondal

The latest results of CDF-II collaboration show a discrepancy of $7\sigma$ with standard model expectations. There is, also, a $4.2\sigma$ discrepancy in the measurement of muon magnetic moment reported by Fermilab. We study the connection…

High Energy Physics - Phenomenology · Physics 2022-07-19 Simran Arora , Monal Kashav , Surender Verma , B. C. Chauhan

Following the recent work of V. Moncrief, A. Marini, R. Maitra and P. Mondal on the geometry of field theoretic configuration spaces, this account examines how the regularized Ricci curvature of the $SU(2)_L \times U(1)_Y$ Yang-Mills orbit…

High Energy Physics - Theory · Physics 2023-12-14 Oswaldo Vazquez

A non-universal $U(1)_{X}$ extension to the Standard Model composed of two scalar doublets and two scalar singlets together with three additional quark singlets and two lepton singlets and three generations of right-handed and Majorana…

High Energy Physics - Phenomenology · Physics 2020-10-07 J. S. Alvarado , M. A. Bulla , D. G. Martinez , R. Martinez

The SUSY contributions $\Delta a_\mu$ to muon $g-2$ anomaly can not even reach $3\sigma$ in ordinary gauge mediated SUSY breaking (GMSB) scenarios because of the strong correlations between the colored sparticle masses and the uncolored EW…

High Energy Physics - Phenomenology · Physics 2023-03-30 Xiao Kang Du , Zhuang Li , Fei Wang , Ying Kai Zhang

The recent CDF-II measurement of the $W$-boson mass shows a strong tension with the corresponding Standard Model prediction. Once active neutrino masses are explained in the context of the Low-Scale Seesaw mechanisms, this tension can be…

High Energy Physics - Phenomenology · Physics 2023-05-10 Arturo de Giorgi , Luca Merlo , Stefan Pokorski

A recent ATLAS search for diboson resonances and a CMS search for $eejj$ resonances which both show excesses with significance around 3 sigma have generated interest in $SU(2)_R$ gauge extensions of the Standard Model with a $W'$ mass…

High Energy Physics - Phenomenology · Physics 2016-03-23 Jack H Collins , Wee Hao Ng

In the present letter, a Dirac neutrino mass model is presented in the view of the new result on W boson mass of $m_W^{CDF-II}=80.4335\pm 0.0094$ GeV, recently reported by the CDF-II experimental collaboration. The newly measured value of…

High Energy Physics - Phenomenology · Physics 2023-04-05 Oleg Popov , Rahul Srivastava

In addition to the long-standing anomalies seen in the muon $g-2$, $R_{K^{(*)}}$, and $R_{D^{(*)}}$ observables by various independent experiments, the CDF Collaboration has found another significant one in the $W$-boson mass. These…

High Energy Physics - Phenomenology · Physics 2022-12-16 Arvind Bhaskar , Anirudhan A. Madathil , Tanumoy Mandal , Subhadip Mitra

We consider the implication of the recent CDF $W$-mass anomaly in the general framework of two Higgs doublet model. We find that the large deviation of the $S$ and $T$ parameters from their SM values of zero leads to the upper limit of…

High Energy Physics - Phenomenology · Physics 2022-07-26 Yongtae Heo , Dong-Won Jung , Jae Sik Lee

The $\rho$-parameter, together with the W-and Z-masses, acts as Occam's razor on extensions of the electroweak symmetry breaking sectors. We apply this to non-doublet Higgs scenarios, by examining the CDF- $II$ claim on the W-boson mass.…

High Energy Physics - Phenomenology · Physics 2023-06-16 Rituparna Ghosh , Biswarup Mukhopadhyaya , Utpal Sarkar

The CDF collaboration has recently reported an updated result on the $W$-boson mass measurement, showing a $7\sigma$ deviation from the standard model prediction. The discrepancy may indicate new contributions to the Fermi coupling…

High Energy Physics - Phenomenology · Physics 2022-12-21 Motoi Endo , Satoshi Mishima

The new measurement of the $W$ boson mass performed by the CDF experiment at the Tevatron shows a significant deviation not only with the expectation in the Standard Model but also with other precision measurements performed at LEP, the…

High Energy Physics - Phenomenology · Physics 2022-11-23 Giorgio Arcadi , Abdelhak Djouadi