253 citations · 1.4k across the 57 of their papers we have counts for
57 papers · 1 filter
Next to SV resummed prediction for pseudoscalar Higgs boson production at NNLO
Arunima Bhattacharya, M. C. Kumar, Prakash Mathews +1
We present first results on the resummation of Next-to-Soft Virtual (NSV) logarithms for the threshold production of pseudoscalar Higgs boson through gluon fusion at the LHC. These…
Two loop QCD amplitudes for di-pseudo scalar production in gluon fusion
Arunima Bhattacharya, Maguni Mahakhud, Prakash Mathews +1
We compute the radiative corrections to the four-point amplitude in massless Quantum Chromodynamics (QCD) up to order in perturbation theory. We used…
NNLO QCD corrections to production of a spin-2 particle with non-universal couplings in the DY process
Pulak Banerjee, Prasanna K. Dhani, M. C. Kumar +2
We study the phenomenological impact of the interaction of spin-2 fields with those of the Standard Model in a model independent framework up to next-to-next-to-leading order in pe…
Three loop form factors of a massive spin-2 particle with nonuniversal coupling
Taushif Ahmed, Pulak Banerjee, Prasanna K. Dhani +3
We investigate the interaction of spin-2 fields with those of Standard Model in a model independent framework. We have considered interactions where the spin-2 fields couple to two…
Two-loop QCD Correction to Massive Spin-2 Resonance
Taushif Ahmed, Goutam Das, Prakash Mathews +2
Two-loop QCD correction to massive spin-2 Graviton decaying to is presented considering a generic universal spin-2 coupling to the SM through the conserved…
NNLO QCD Corrections to the Drell-Yan Cross Section in Models of TeV-Scale Gravity
Taushif Ahmed, Pulak Banerjee, Prasanna K. Dhani +4
The first results on the complete next-to-next-to-leading order (NNLO) Quantum Chromodynamic (QCD) corrections to the production of di-leptons at hadron colliders in large extra di…
Pseudo-scalar Form Factors at Three Loops in QCD
Taushif Ahmed, Thomas Gehrmann, Prakash Mathews +2
The coupling of a pseudo-scalar Higgs boson to gluons is mediated through a heavy quark loop. In the limit of large quark mass, it is described by an effective Lagrangian that only…
Pseudo-scalar Higgs Boson Production at Threshold NLO and NLL QCD
Taushif Ahmed, M. C. Kumar, Prakash Mathews +2
We present the first results on the production of pseudo-scalar through gluon fusion at the LHC to NLO in QCD taking into account only soft gluon effects. We have used the effe…
Spin-2 Form Factors at Three Loop in QCD
Taushif Ahmed, Goutam Das, Prakash Mathews +2
Spin-2 fields are often candidates in physics beyond the Standard Model namely the models with extra-dimensions where spin-2 Kaluza-Klein gravitons couple to the fields of the SM.…
Neutral Triple Vector Boson Production in Randall-Sundrum Model at the LHC
Goutam Das, Prakash Mathews
In this paper, triple neutral electroweak gauge boson production processes, viz. γγγ, γγZ, γZZ and ZZZ productions merged to 1-jet have been studied at the leading order in QCD in…
RS resonance in di-final state production at the LHC to NLO+PS accuracy
Goutam Das, Prakash Mathews, V. Ravindran +1
We study the di-final state processes (, , , ) to NLO+PS accuracy, as a result of both the SM and RS Kaluza-Klein graviton excitations. Decay of the…
Two-Loop QCD Corrections to Higgs Amplitude
Taushif Ahmed, Maguni Mahakhud, Prakash Mathews +2
Exclusive observables involving Higgs boson in association with jets are often well suited to study the Higgs boson properties. They are rates involving cuts on the final state jet…
Two-Loop QCD Correction to massive spin-2 resonance 3 gluons
Taushif Ahmed, Maguni Mahakhud, Prakash Mathews +2
We present the virtual QCD corrections to the process due to interference of born and two-loop amplitudes, where is a massive spin-2 par…
Three photon production to NLO+PS accuracy at the LHC
M. K. Mandal, Prakash Mathews, V. Ravindran +1
In this paper, we present the next-to-leading order predictions for three photon production in the Standard Model, matched to the parton shower using the MC@NLO formalism. We have…
Next-to-Next-to-Leading Order QCD Corrections in Models of TeV-Scale Gravity
Daniel de Florian, Maguni Mahakhud, Prakash Mathews +2
We compute the next-to-next-to-leading order QCD corrections to the graviton production in models of TeV-scale gravity, within the soft-virtual approximation. For the Arkani-Hamed,…
Quark and gluon spin-2 form factors to two-loops in QCD
Daniel de Florian, Maguni Mahakhud, Prakash Mathews +2
We present complete two-loop radiative corrections to the graviton-quark-antiquark form factor G^* \rightarrow q \overline q and graviton-gluon-gluon form factor G^* \rightarrow g…
Drell-Yan, ZZ, W+W- production in SM & ADD model to NLO+PS accuracy at the LHC
R. Frederix, M. K. Mandal, P. Mathews +2
In this paper, we present the next-to-leading order QCD corrections for di-lepton, di-electroweak boson (ZZ, W+W-) production in both the SM and the ADD model, matched to the HERWI…
A framework for Higgs characterisation
P. Artoisenet, P. de Aquino, F. Demartin +10
We introduce a framework, based on an effective field theory approach, that allows one to perform characterisation studies of the boson recently discovered at the LHC, for all the…
Diphoton production in the ADD model to NLO+parton shower accuracy at the LHC
R. Frederix, Manoj K. Mandal, Prakash Mathews +4
In this paper, we present the next-to-leading order predictions for diphoton production in the ADD model, matched to the HERWIG parton shower using the MC@NLO formalism. A selectio…
Associated production of vector gauge boson & graviton to NLO QCD
M. C. Kumar, Prakash Mathews, V. Ravindran +1
In this talk, we discuss the next-to-leading order (NLO) QCD corrections to the associated production of the vector gauge boson (Z/W\pm) and the graviton in the large extra dimensi…
QCD corrections to the resonant sneutrino / slepton production at LHC
Swapan K. Majhi, Prakash Mathews, V. Ravindran
We present a complete next to next to leading order QCD corrections to the resonant production of sneutrino and charged slepton at the Tevatron and the Large Hadron Collider within…
Neutral triple electroweak gauge boson production in the large extra-dimension model at the LHC
M. C. Kumar, Prakash Mathews, V. Ravindran +1
We study the prospects of probing large extra dimension model at the LHC through neutral triple gauge boson production processes. In theories with extra dimensions these processes…
Spin-analysis of s-channel diphoton resonances at the LHC
M. C. Kumar, Prakash Mathews, A. A. Pankov +3
The high mass neutral quantum states envisaged by theories of physics beyond the standard model can at the hadron colliders reveal themselves through their decay into a pair of pho…
Graviton plus vector boson production to NLO in QCD at the LHC
M. C. Kumar, Prakash Mathews, V. Ravindran +1
We present the next-to-leading order QCD corrections to the associated production of the vector gauge boson () and the graviton in the large extra dimension model at the L…