Search Results - "Murphy, Christopher W."

Dimension-8 operators in the Standard Model Effective Field Theory by Murphy, Christopher W.

“…A bstract We present a complete basis of dimension-8 operators in the Standard Model Effective Field Theory. Attention is paid to operators that vanish in the…”
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Low-Energy Effective Field Theory below the Electroweak Scale: dimension-8 operators by Murphy, Christopher W.

“…A bstract We construct a complete basis of dimension-8 operators in the Low-Energy Effective Field Theory below the Electroweak Scale (LEFT). We find there are…”
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Updated global SMEFT fit to Higgs, diboson and electroweak data by Ellis, John, Murphy, Christopher W., Sanz, Verónica, You, Tevong

“…A bstract The ATLAS and CMS collaborations have recently released significant new data on Higgs and diboson production in LHC Run 2. Measurements of Higgs…”
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Bottom-quark forward-backward and charge asymmetries at hadron colliders by Murphy, Christopher W.

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Bottom-quark forward-backward asymmetry in the standard model and beyond by Grinstein, Benjamín, Murphy, Christopher W

“…We computed the bottom-quark forward-backward asymmetry at the Tevatron in the standard model (SM) and for several new physics scenarios. Near the Z pole, the…”
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B-decay anomalies in a composite leptoquark model by Barbieri, Riccardo, Murphy, Christopher W., Senia, Fabrizio

“…The collection of a few anomalies in semileptonic B -decays, especially in b → c τ ν ¯ , invites to speculate about the emergence of some striking new…”
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Theoretical constraints on additional Higgs bosons in light of the 126 GeV Higgs by Grinstein, Benjamín, Murphy, Christopher W., Pirtskhalava, David, Uttayarat, Patipan

“…A bstract We present a sum rule for Higgs fields in general representations under SU(2) L × U(1) Y that follows from the connection between the Higgs couplings…”
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Vector leptoquarks and the 750 GeV diphoton resonance at the LHC by Murphy, Christopher W.

“…The ATLAS and CMS Collaborations recently presented evidence of a resonance decaying to pairs of photons around 750 GeV. In addition, the BaBar, Belle, and…”
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Fuzzy Dark Matter from Infrared Confining Dynamics by Davoudiasl, Hooman, Murphy, Christopher W

“…A very light boson of mass O(10^{-22})  eV may potentially be a viable dark matter (DM) candidate, which can avoid phenomenological problems associated with…”
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The LHC Olympics 2020 a community challenge for anomaly detection in high energy physics by Kasieczka, Gregor, Nachman, Benjamin, Shih, David, Amram, Oz, Andreassen, Anders, Benkendorfer, Kees, Bortolato, Blaz, Brooijmans, Gustaaf, Canelli, Florencia, Collins, Jack H, Dai, Biwei, De Freitas, Felipe F, Dillon, Barry M, Dinu, Ioan-Mihail, Dong, Zhongtian, Donini, Julien, Duarte, Javier, Faroughy, D A, Gonski, Julia, Harris, Philip, Kahn, Alan, Kamenik, Jernej F, Khosa, Charanjit K, Komiske, Patrick, Le Pottier, Luc, Martín-Ramiro, Pablo, Matevc, Andrej, Metodiev, Eric, Mikuni, Vinicius, Murphy, Christopher W, Ochoa, Inês, Park, Sang Eon, Pierini, Maurizio, Rankin, Dylan, Sanz, Veronica, Sarda, Nilai, Seljak, Urŏ, Smolkovic, Aleks, Stein, George, Suarez, Cristina Mantilla, Szewc, Manuel, Thaler, Jesse, Tsan, Steven, Udrescu, Silviu-Marian, Vaslin, Louis, Vlimant, Jean-Roch, Williams, Daniel, Yunus, Mikaeel

“…A new paradigm for data-driven, model-agnostic new physics searches at colliders is emerging, and aims to leverage recent breakthroughs in anomaly detection…”
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Semiclassical approach to heterogeneous vacuum decay by Grinstein, Benjamín, Murphy, Christopher W.

“…A bstract We derive the decay rate of an unstable phase of a quantum field theory in the presence of an impurity in the thin-wall approximation. This…”
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Class imbalance techniques for high energy physics by Murphy, Christopher W.

“…A common problem in a high energy physics experiment is extracting a signal from a much larger background. Posed as a classification task, there is said to be…”
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Searching for new physics in the three-body decays of the Higgs-like particle by Grinstein, Benjamín, Murphy, Christopher W., Pirtskhalava, David

“…A bstract We show that the three-body decays of the resonance recently discovered at the LHC are potentially sensitive to effects of new physics. Even if the…”
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Massive spin-2 states as the origin of the top quark forward-backward asymmetry by Grinstein, Benjamín, Murphy, Christopher W., Pirtskhalava, David, Uttayarat, Patipan

“…We show that the anomalously large top quark forward-backward asymmetry observed by CDF and DØ can naturally be accommodated in models with flavor-violating…”
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On limit cycles in supersymmetric theories by Fortin, Jean-François, Grinstein, Benjamín, Murphy, Christopher W., Stergiou, Andreas

“…Contrary to popular belief conformality does not require zero beta functions. This follows from the work of Jack and Osborn, and examples in non-supersymmetric…”
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EWPD constraints on flavor symmetric vector fields by Grinstein, Benjamín, Murphy, Christopher W., Trott, Michael

“…A bstract Electroweak precision data constraints on flavor symmetric vector fields are determined. The flavor multiplets of spin one that we examine are the…”
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Next-to-leading order unitarity fits in Two-Higgs-Doublet models with soft ℤ 2 breaking by Cacchio, Vincenzo, Chowdhury, Debtosh, Eberhardt, Otto, Murphy, Christopher W.

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Erratum: Bottom-Quark Forward-Backward Asymmetry in the Standard Model and Beyond [Phys. Rev. Lett. 111, 062003 (2013)] by Grinstein, Benjamín, Murphy, Christopher W.

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One-loop corrections to the perturbative unitarity bounds in the CP-conserving two-Higgs doublet model with a softly broken ℤ 2 $$ {\mathrm{\mathbb{Z}}}_2 $$ symmetry by Grinstein, Benjamín, Murphy, Christopher W., Uttayarat, Patipan

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Operator Dimension Parity Fractionalization by Murphy, Christopher W

“…Lorentz invariant quantum field theories (QFTs) in four spacetime dimensions (4D) have a $\mathbb{Z}_4$ symmetry provided there exists a basis of operators in…”
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