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Related papers: Correlating the CDF $W$-boson mass shift with the …

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Motivated by the latest CDF $W$-mass measurement as well as the muon $g-2$ anomaly and the discrepancies observed in $b \to s \ell^+ \ell^-$ transitions, we propose an extension of the Standard Model (SM) with the $SU(2)_L$-singlet…

High Energy Physics - Phenomenology · Physics 2023-07-12 Xin-Qiang Li , Ze-Jun Xie , Ya-Dong Yang , Xing-Bo Yuan

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

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.

Recently the CDF Collaboration has announced a new precise measurement of the $W$-boson mass $M_W$ that deviates from the Standard Model (SM) prediction by $7\sigma$. The discrepancy in $M_W$ is about $\Delta_W\simeq70$ MeV and probably…

High Energy Physics - Phenomenology · Physics 2022-11-29 S. S. Afonin

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

Recent CDF II collaboration's result on $W$ mass measurements contradict Standard Model prediction, requiring new physics to explain this anomaly. Such new physics may manifest through tree-level or loop-level corrections to the mass of the…

High Energy Physics - Phenomenology · Physics 2025-10-20 Sanjoy Mandal , Hemant Prajapati , Rahul Srivastava

The CDF collaboration recently reported a measurement of the $W$-bosos mass, $M_W$, showing a large positive deviation from the Standard Model (SM) prediction. The question arises whether extensions of the SM exist that can accommodate such…

High Energy Physics - Phenomenology · Physics 2022-08-01 S. Heinemeyer

The new measurement of $W$-boson mass by the CDF collaboration revealed a remarkable $7\sigma$ disagreement with the Standard Model (SM) prediction. If confirmed by other experiments, then the disagreement strongly indicates the existence…

High Energy Physics - Phenomenology · Physics 2022-10-19 Junjie Cao , Lei Meng , Liangliang Shang , Shiyu Wang , Bingfang Yang

The new measurement of $W$-boson mass by the CDF collaboration revealed a remarkable $7\sigma$ disagreement with the Standard Model (SM) prediction. If confirmed by other experiments, then the disagreement strongly indicates the existence…

High Energy Physics - Phenomenology · Physics 2022-10-12 Junjie Cao , Lei Meng , Liangliang Shang , Shiyu Wang , Bingfang Yang

The CDF collaboration has released a new measurement of the $W$ boson mass using their complete data set with 8.8 fb$^{-1}$ in $p\bar{p}$ collisions. This result deviates from the Standard Model prediction by around 7$\sigma$. We explain…

High Energy Physics - Phenomenology · Physics 2024-04-18 Hamza Abouabid , Abdesslam Arhrib , Rachid Benbrik , Mohammed Boukidi , Jaouad El Falaki

The CDF collaboration's recent high-precision measurement of the $W$mass is in $7.0~\sigma$ disagreement with the Standard Model expectation. This tension will be relieved if the $W$ boson has a non-trivial right-handed gauge coupling at…

High Energy Physics - Phenomenology · Physics 2022-10-26 She-Sheng Xue

There are now two single measurements of precision observables that have major anomalies in the Standard Model: the recent CDF measurement of the $W$ mass shows a $7\sigma$ deviation and the Muon $g-2$ experiment at FNAL confirmed a…

High Energy Physics - Phenomenology · Physics 2023-02-09 Peter Athron , Andrew Fowlie , Chih-Ting Lu , Lei Wu , Yongcheng Wu , Bin Zhu

The $W$ boson mass is one of the most important electroweak precision observables for testing the Standard Model or its extensions. The very recent measured $W$ boson mass at CDF shows about $7\sigma$ deviations from the SM prediction,…

High Energy Physics - Phenomenology · Physics 2022-09-14 Chih-Ting Lu , Lei Wu , Yongcheng Wu , Bin Zhu

Inspired by the astonishing $7\sigma$ discrepancy between the recent CDF-II measurement and the standard model prediction on the mass of $W$-boson, we investigate the $\lambda'$-corrections to the vertex of $\mu\to\nu_\mu e\bar{\nu_e}$…

High Energy Physics - Phenomenology · Physics 2023-08-03 Min-Di Zheng , Feng-Zhi Chen , Hong-Hao Zhang

Following the recent update measurement of the W boson mass performed by the CDF-II experiment at Fermilab which indicates $7\sigma$ deviation from the SM prediction. As a consequence, the open question is whether there are extensions of…

High Energy Physics - Phenomenology · Physics 2023-07-19 B. Ait Ouazghour , R. Benbrik , E. Ghourmin , M. Ouchemhou , L. Rahili

In recent times, several experiments have observed results that are in significant conflict with the predictions of the Standard Model (SM). Two neutrino experiments, LSND and MiniBooNE (MB) have reported electron-like signal excesses above…

High Energy Physics - Phenomenology · Physics 2023-03-20 Waleed Abdallah , Raj Gandhi , Samiran Roy

The new measurement of the $W$-boson mass from the CDF collaboration shows a significant tension with the Standard Model prediction. We quantify this discrepancy within a state-of-the-art analysis of electroweak precision data and…

High Energy Physics - Phenomenology · Physics 2022-08-17 Ayan Paul , Mauro Valli

Recently CDF II Collaboration reported that they measured W boson mass precisely. The measurement is deviated from the Standard Model (SM) Prediction at 7$\sigma$. Also, the recent FNAL measurement of the muon magnetic moment shows a…

High Energy Physics - Phenomenology · Physics 2022-06-08 Jongkuk Kim

We consider an explanation of CDF II W bosom mass anomaly by $Z-Z'$ mixing with $U(1)_R$ gauge symmetry under which right-handed fermions are charged. It is found that $U(1)_R$ is preferred to be leptophobic to accommodate the anomaly while…

High Energy Physics - Phenomenology · Physics 2022-12-28 Keiko I. Nagao , Takaaki Nomura , Hiroshi Okada

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
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