Publications (23)
Electroweak top-quark pair production at the LHC with bosons to NLO QCD in POWHEG
R. Bonciani, T. Jezo, M. Klasen +2
We present the calculation of the NLO QCD corrections to the electroweak production of top-antitop pairs at the CERN LHC in the presence of a new neutral gauge boson. The correctio…
NLO+NLL limits on W' and Z' gauge boson masses in general extensions of the Standard Model
T. Jezo, M. Klasen, D. R. Lamprea +2
QCD resummation predictions for the production of charged (W') and neutral (Z') heavy gauge bosons decaying leptonically are presented. The results of our resummation code at next-…
Probing the high-x content of the nuclei in the fixed-target mode at the LHC
A. Kusina, C. Hadjidakis, D. Kikola +30
Using the LHCb and ALICE detectors in the fixed-target mode at the LHC offers unprecedented possibilities to study the quark, gluon and heavy-quark content of the proton and nuclei…
Physics perspectives with AFTER@LHC (A Fixed Target ExpeRiment at LHC)
L. Massacrier, M. Anselmino, R. Arnaldi +38
AFTER@LHC is an ambitious fixed-target project in order to address open questions in the domain of proton and neutron spins, Quark Gluon Plasma and high- physics, at the highest…
A Fixed-Target Programme at the LHC: Physics Case and Projected Performances for Heavy-Ion, Hadron, Spin and Astroparticle Studies
C. Hadjidakis, D. KikoÅa, J. P. Lansberg +29
We review the context, the motivations and the expected performances of a comprehensive and ambitious fixed-target program using the multi-TeV proton and ion LHC beams. We also pro…
Impact of LHC vector boson production in heavy ion collisions on strange PDFs
A. Kusina, T. Ježo, D. B. Clark +11
The extraction of the strange quark parton distribution function (PDF) poses a long-standing puzzle. Measurements from neutrino-nucleus deep inelastic scattering (DIS) experiments…
PDF Flavor Determination and the nCTEQ PDFs
nCTEQ Collaboration, E. Godat, D. B. Clark +12
Recent LHC W/Z vector boson production data in proton-lead collisions are quite sensitive to the heavier flavors (especially the strange PDF), and this complements the information…
Single-Transverse-Spin-Asymmetry studies with a fixed-target experiment using the LHC beams (AFTER@LHC)
J. P. Lansberg, M. Anselmino, R. Arnaldi +34
We discuss the potential of AFTER@LHC to measure single-transverse-spin asymmetries in open-charm and bottomonium production. With a HERMES-like hydrogen polarised target, such mea…
Spin Physics with a fixed-target experiment at the LHC
M. G. Echevarria, S. J. Brodsky, G. Cavoto +30
The multi-TeV proton and ion beams of the LHC would allow for the most energetic fixed-target experiment ever. In particular, , d and A collisions could be performed at $…
High luminosity fixed-target experiment at the LHC
C. Hadjidakis, S. J. Brodsky, G. Cavoto +30
By extracting the beam with a bent crystal or by using an internal gas target, the multi-TeV proton and lead LHC beams allow one to perform the most energetic fixed-target experime…
Heavy-flavour studies with a high-luminosity fixed-target experiment at the LHC
B. Trzeciak, S. J. Brodsky, G. Cavoto +31
Extraction of the multi-TeV proton and lead LHC beams with a bent crystal or by using an internal gas target allows one to perform the most energetic fixed-target experiment ever.…
Impact of the heavy quark matching scales in PDF fits
The xFitter Developers Team, V. Bertone, D. Britzger +14
We investigate the impact of displaced heavy quark matching scales in a global fit. The heavy quark matching scale determines at which energy scale the QCD theory tra…
nCTEQ15 - Global analysis of nuclear parton distributions with uncertainties in the CTEQ framework
K. Kovarik, A. Kusina, T. Jezo +8
We present the new nCTEQ15 set of nuclear parton distribution functions with uncertainties. This fit extends the CTEQ proton PDFs to include the nuclear dependence using data on nu…
Ultra-peripheral-collision studies in the fixed-target mode with the proton and lead LHC beams
N. Yamanaka, C. Hadjidakis, D. Kikola +30
We address the physics case related to the studies of ultra-peripheral pH, pPb, PbH, and PbPb collisions in the fixed-target mode at the LHC. In particular, we discuss how one can…
A fixed-target programme at the LHC for heavy-ion, hadron, spin and astroparticle physics: AFTER@LHC
D. KikoÅa, S. J. Brodsky, G. Cavoto +30
Thanks to its multi-TeV LHC proton and lead beams, the LHC complex allows one to perform the most energetic fixed-target experiments ever and to study with high precision pp, pd an…
xFitter 2.0.0: Heavy quark matching scales: Unifying the FFNS and VFNS
The xFitter Developers' Team, :, V. Bertone +15
xFitter is an open-source package that provides a framework for the determination of the parton distribution functions (PDFs) of the proton for many different kinds of analyses in…
Vector boson production in proton-lead and lead-lead collisions at the LHC and its impact on nCTEQ15 PDFs
A. Kusina, F. Lyonnet, D. B. Clark +6
We provide a comprehensive comparison of W/Z vector boson production data in proton-lead and lead-lead collisions at the LHC with predictions obtained using the nCTEQ15 PDFs. We id…
nCTEQ15 - Global analysis of nuclear parton distributions with uncertainties
A. Kusina, K. Kovarik, T. Jezo +8
We present the first official release of the nCTEQ nuclear parton distribution functions with errors. The main addition to the previous nCTEQ PDFs is the introduction of PDF uncert…
nCTEQ PDFs at the LHC: Vector boson production in heavy ion collisions
The nCTEQ Collaboration, D. B. Clark, E. Godat +13
Extraction of the strange quark PDF is a long-standing puzzle. We use the nCTEQ nPDFs with uncertainties to study the impact of the LHC W/Z production data on both the flavor diffe…
LHC lead data and nuclear PDFs
A. Kusina, F. Lyonnet, D. B. Clark +6
We compare predictions of nCTEQ15 nuclear parton distribution functions with proton-lead vector boson production data from the LHC. We select data sets that are most sensitive to n…
LHC data and its impact on nCTEQ15 PDFs
D. B. Clark, E. Godat, T. Jezo +9
The LHC heavy ion data for W/Z production can provide new incisive information on the PDFs. This data is sensitive to the heavier quark flavors (strange and charm) in a high energy…
A review of the intrinsic heavy quark content of the nucleon
S. J. Brodsky, A. Kusina, F. Lyonnet +3
We present a review of the state-of-the-art of our understanding of the intrinsic charm and bottom content of the nucleon. We discuss theoretical calculations, constraints from glo…
Can new heavy gauge bosons be observed in ultra-high energy cosmic neutrino events?
T. Ježo, M. Klasen, F. Lyonnet +3
A wide range of models beyond the Standard Model predict charged and neutral resonances, generically called - and -bosons, respectively. In this paper we study the impact o…