Single Top Production as a Window to Physics Beyond the Standard Model

C.-P. Yuan; Tim M.P. Tait

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Single Top Production as a Window to Physics Beyond the Standard Model

Tim M.P. Tait, C.-P. Yuan

High Energy Physics - Phenomenology · Submitted 26 Jul 2000

abstract compiled · 2026-09-23 · no language-model review

The authors' main claim The sensitivity of the $s$-channel $W^*$ mode, the $t$-channel $W$-gluon fusion mode, and the \tw mode to various possible forms of new physics is assessed, and it is found that the three modes are sensitive to different forms of new physics, indicating that they provide complimentary information about the properties of the top quark.

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What the abstract itself states, as probabilities: claims first 0.03 · states limitation 0.10 · human participants 0.01 · controlled comparison 0.05 · randomized assignment 0.01 · states quantitative result 0.04 · compares with prior results 0.18 · mentions code or data availability 0.01.

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Production of single top quarks at a high energy hadron collider is studied as a means to identify physics beyond the standard model related to the electroweak symmetry breaking. The sensitivity of the $s$-channel $W^*$ mode, the $t$-channel $W$-gluon fusion mode, and the \tw mode to various possible forms of new physics is assessed, and it is found that the three modes are sensitive to different forms of new physics, indicating that they provide complimentary information about the properties of the top quark. Polarization observables are also considered, and found to provide potentially useful information about the structure of the interactions of top.

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What the classifier reports for each sentence. The number is the probability it gave the label.
#	sentence	role	the authors' own work	states the main conclusion	strength
s0	Production of single top quarks at a high energy hadron collider is studied as a means to identify physics beyond the standard model related to the electroweak symmetry breaking.	contribution 0.85	0.50	0.12	asserted 0.88
s1	The sensitivity of the $s$-channel $W^*$ mode, the $t$-channel $W$-gluon fusion mode, and the \tw mode to various possible forms of new physics is assessed, and it is found that the three modes are sensitive to different forms of new physics, indicating that they provide complimentary information about the properties of the top quark.	result 0.92	0.88	0.62	asserted 0.94
s2	Polarization observables are also considered, and found to provide potentially useful information about the structure of the interactions of top.	result 0.79	0.84	0.07	hedged possibility 0.92

What kind of paper the classifier reports this is: theoretical result 0.59 · evidence from argument 0.54.

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full text
figures and tables
references and citing sentences
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P abstract

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S sections
T body sentences
C citations
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Every quoted sentence on this record is the authors'. Every label is from Pith's closed vocabulary, with the probability shown beside it. Every number in the measurements table is the authors', checked by code. Record as JSON

The paper

Original abstract

Production of single top quarks at a high energy hadron collider is studied as a means to identify physics beyond the standard model related to the electroweak symmetry breaking. The sensitivity of the $s$-channel $W^*$ mode, the $t$-channel $W$-gluon fusion mode, and the \tw mode to various possible forms of new physics is assessed, and it is found that the three modes are sensitive to different forms of new physics, indicating that they provide complimentary information about the properties of the top quark. Polarization observables are also considered, and found to provide potentially useful information about the structure of the interactions of top.

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References

Forward citations

Cited by 18 Pith papers

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score. Full citation record

Observation of single top-quark production in the $s$-channel in proton--proton collisions at $\sqrt{s}=13$ TeV with the ATLAS detector
hep-ex 2026-10 accept novelty 8.0 of 10

First single-experiment observation of s-channel single top-quark production at 5.1 sigma significance, with a cross-section consistent with the Standard Model.
NNLO QCD Corrections to t-channel Single Top-Quark Production and Decay
hep-ph 2016-06 accept novelty 6.0 of 10

A fully differential NNLO QCD calculation of t-channel single top production and decay at 13 TeV finds corrections up to -6% in fiducial cross sections and reduces scale uncertainties to about one percent.
Lepton Number Violation and W' Chiral Couplings at the LHC
hep-ph 2012-11 conditional novelty 6.0 of 10

The polar angle of the lepton from neutrino decay and the azimuthal angle between production and decay planes independently measure the leptonic and quark chiral couplings of a W-prime in like-sign dilepton events.
Single-top t-channel hadroproduction in the four-flavour scheme with POWHEG and aMC@NLO
hep-ph 2012-07 accept novelty 6.0 of 10

Two independent NLO+PS implementations of four-flavour t-channel single-top agree with each other and with fixed-order NLO, and deliver the first NLO-accurate predictions for spectator-b-jet kinematics.
NLO single-top production matched with shower in POWHEG: s- and t-channel contributions
hep-ph 2009-07 accept novelty 6.0 of 10

The authors implement s- and t-channel single-top production at next-to-leading order inside POWHEG, the first such implementation to handle both initial- and final-state radiation, and show it agrees with MC@NLO and ...

Show 13 more citing papers

Counting b-jets at the FCC-ee as a probe of top-quark flavor physics
hep-ph 2026-07 accept novelty 5.5 of 10

FCC-ee at 240 GeV can probe Λ_eff ∼ 7–13 TeV for scalar, vector and tensor eetu/eetc operators by counting b_P-odd single-b-jet multi-jet events.
Fiducial, total and differential cross-section measurements of $t$-channel single top-quark production in $pp$ collisions at 8 TeV using data collected by the ATLAS detector
hep-ex 2017-02 accept novelty 5.0 of 10

ATLAS measures t-channel single top and single antitop cross-sections at 8 TeV, obtaining 56.7 and 32.9 picobarns with a ratio of 1.72, consistent with Standard Model predictions.
Strong tW Scattering at the LHC
hep-ph 2015-11 accept novelty 5.0 of 10

Recasting an 8 TeV CMS same-sign-lepton search for top-pair-plus-W production yields the strongest current bounds on anomalous Z-top-top couplings, and a dedicated 13 TeV search is designed to improve them.
HATHOR for single top-quark production: Updated predictions and uncertainty estimates for single top-quark production in hadronic collisions
hep-ph 2014-06 accept novelty 5.0 of 10

HATHOR now computes NLO single top-quark cross sections for all three production channels quickly, validated against MCFM to better than one permille.
Lifting degeneracies in Higgs couplings using single top production in association with a Higgs boson
hep-ph 2012-11 conditional novelty 5.0 of 10

Single-top-plus-Higgs production, enhanced by an order of magnitude when the top Yukawa flips sign, can break the sign degeneracy in Higgs coupling fits at the 14 TeV LHC.
Single-top Wt-channel production matched with parton showers using the POWHEG method
hep-ph 2010-09 conditional novelty 5.0 of 10

The author implements Wt-channel single-top production at NLO in POWHEG, handles the t-tbar interference with the DR and DS prescriptions borrowed from MC@NLO, and finds agreement with MC@NLO for both prescriptions.
Effective-Field-Theory Approach to Top-Quark Production and Decay
hep-ph 2010-08 accept novelty 5.0 of 10

Fifteen dimension-six operators capture all leading new-physics corrections to top-quark decay and production, with explicit Standard-Model interference formulas for each collider observable.
Measurement of the cross-section for producing a $W$ boson in association with a single top quark in $pp$ collisions at $\sqrt{s}={13}$ TeV with ATLAS
hep-ex 2016-12 accept novelty 4.0 of 10

ATLAS measures the W-boson-plus-single-top cross-section at 13 TeV to be 94 (+28/-22 syst, +/-10 stat, +/-2 lumi) pb, consistent within its roughly 30 percent total uncertainty with the Standard Model prediction of 71.7 pb.
Measurement of the production cross-section of a single top quark in association with a $W$ boson at 8 TeV with the ATLAS experiment
hep-ex 2015-10 accept novelty 4.0 of 10

ATLAS observes single-top-plus-W production at 8 TeV with 7.7 sigma significance and measures a cross-section of 23.0 picobarns, giving |Vtb| = 1.01 ± 0.10.
Single top and Higgs associated production as a probe of the Htt coupling sign at the LHC
hep-ph 2012-11 conditional novelty 4.0 of 10

A parton-level simulation finds that t-channel single-top-plus-Higgs production with H to gamma gamma yields about 10 signal events against 0.3 background in 60 inverse femtobarns at 14 TeV if the top Yukawa coupling ...
Soft-gluon corrections for single top quark production in association with electroweak bosons
hep-ph 2019-09 conditional novelty 3.0 of 10

Soft-gluon resummation results for single top plus Z/photon production via anomalous FCNC couplings, showing large approximate NNLO K-factors, are presented for LHC energies.
Measurement of the production cross section for single top quarks in association with W bosons in proton-proton collisions at $\sqrt{s}=$ 13 TeV
hep-ex 2018-05 accept novelty 3.0 of 10

CMS measures the tW associated production cross section at 13 TeV to be 63.1 +/- 1.8 (stat) +/- 6.4 (syst) +/- 2.1 (lumi) pb, consistent with the standard model prediction of 71.7 pb.
Higgs Boson Production in Association with a Single Top Quark as a Probe of the Top Yukawa Coupling
hep-ph 2026-03 reject novelty 2.0 of 10

A LO+MLM MadGraph simulation of tHq and tWH production, scaled by K-factors to match NLO benchmarks, gives 85.9 fb in the SM and 380 fb for inverted top Yukawa coupling - a smaller enhancement than the ~890 fb quoted ...

How the literature uses it

46 arXiv papers cite this in 66 sentences

Each citing sentence is taken from the citing paper's LaTeX source and typed by Pith's classifier. A label appears at probability 0.8 or more (0.95 for support), a contest at 0.7 or more; the quoted words are the citing authors'. How each label was checked · JSON

Papers citing it · 43 sentences without a confident label

Uses its method or tool 1 paper

Here we present a simpler approach that makes use of the forward-backward asymmetry proposed in [ref] .

Probing the Dirac or Majorana nature of the Heavy Neutrinos in pure leptonic decays at the LHC · Introduction · 0.96

Uses its data or values 3 papers

The expected accuracy of the measurements on $δ_L,R$ is about $1%$ [ref] , thus testing the top-quark chiral coupling.

The "Top Priority" at the LHC · Charged Current Decay: BSM · 0.84
Data for $σ(pp→tbX)$ have been taken from Figs. 7 of [ref] .

The Impact of Kaluza-Klein Excited W Boson on the Single Top at LHC and Comparison with other Models · Numerical results · 0.98
Despite the small cross section of $4.6 pb$ [ref] at the LHC for $√(s)=7$, this mode is interesting since it is sensitive to various new physics models, for instance $W'$ bosons or a charged Higgs boson $H^±$ [ref] .

Top Quark Physics at the LHC: A Review of the First Two Years · s-channel · 0.88

Cites it as background 19 papers

In addition to anomalous $gtt$ coupling, the $tW$ production process have also been studied to probe various other new physics phenomenon [ref] .

Probing top quark anomalous moments in $W$ boson associated single top quark production at the LHC using polarization and spin correlation · Introduction · 0.87
Some papers [ref] examined how single-top cross sections are modified under the hypothesis of additional quarks that mix with the known up-type quarks, and therefore of a violation of unitarity for the $3×3$ components of the extended ($N×N$, with $N>3$) CKM matrix.

Single top quark production at the LHC · Single top quarks and · 0.85
Search for new physics via single top production has been already investigated in [ref] .

The Impact of Kaluza-Klein Excited W Boson on the Single Top at LHC and Comparison with other Models · Introduction · 0.84

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