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371 papers · 1 filter

hep-ph2013★ 24 cited

Dark Matter in Light of LUX

Patrick J. Fox, Gabriel Jung, Peter Sorensen +1

The landscape of dark matter direct detection has been profoundly altered by the slew of recent experiments. While some have claimed signals consistent with dark matter, others hav…

physics.acc-ph2013

Pbar Beam Stacking in the Recycler by Longitudinal Phase-space Coating

C. M. Bhat

Barrier rf buckets have brought about new challenges in longitudinal beam dynamics of charged particle beams in synchrotrons and at the same time led to many new remarkable prospec…

physics.ins-det2013

CDF Run II Silicon Vertex Detector Annealing Study

M. Stancari, K. Knoepfel, S. Behari +8

Between Run II commissioning in early 2001 and the end of operations in September 2011, the Tevatron collider delivered 12~fb of collisions at TeV…

hep-ph2013★ 13 cited

Identifying dark matter interactions in monojet searches

Prateek Agrawal, Vikram Rentala

We study the discrimination of quark-initiated jets from gluon-initiated jets in monojet searches for dark matter using the technique of averaged jet energy profiles. We demonstrat…

hep-lat2013★ 1 cited

From Lattice Strong Dynamics to Phenomenology

George T. Fleming, Ethan T. Neil

We present updated results on the chiral properties of SU(3) gauge theories with 2 and 6 massless Dirac fermions in the fundamental representation. Our focus is on the ratio $\lang…

hep-ph2013★ 99 cited

The CMSSM and NUHM1 after LHC Run 1

O. Buchmueller, R. Cavanaugh, A. De Roeck +12

We analyze the impact of data from the full Run 1 of the LHC at 7 and 8 TeV on the CMSSM with mu > 0 and < 0 and the NUHM1 with mu > 0, incorporating the constraints imposed by oth…

hep-lat2013★ 5 cited

Update on the 2+1+1 flavor QCD equation of state with HISQ

A. Bazavov, C. Bernard, C. DeTar +11

We present recent results on the QCD equation of state with 2+1+1 flavors of highly improved staggered quarks (HISQ). We focus on three sets of ensembles with temporal extent 6, 8…

nucl-ex2013

Azimuthal Asymmetry and Transverse Momentum in Deep Inelastic Muon Scattering

Mark D. Baker

The azimuthal asymmetry and the transverse momentum of forward produced charged hadrons in deep inelastic muon scattering have been studied as a function of the event kinematics an…

physics.ins-det2013★ 2 cited

Development of a proton Computed Tomography (pCT) scanner at NIU

S. A. Uzunyan, G. Blazey, S. Boi +17

We describe the development of a proton Computed Tomography (pCT) scanner at Northern Illinois University (NIU) in collaboration with Fermilab and Delhi University. This paper prov…

hep-lat2013★ 2 cited

Heavy-meson semileptonic decays for the Standard Model and beyond

Yuzhi Liu, Ran Zhou, Jon A. Bailey +25

We calculate the form factors for the semileptonic decays and with lattice QCD. We work at several lattice spacings and a range of light quark mass…

astro-ph.CO2013★ 11 cited

Measurement of Galaxy Cluster Integrated Comptonization and Mass Scaling Relations with the South Pole Telescope

B. R. Saliwanchik, T. E. Montroy, K. A. Aird +67

We describe a method for measuring the integrated Comptonization (YSZ) of clusters of galaxies from measurements of the Sunyaev-Zel'dovich (SZ) effect in multiple frequency bands a…

astro-ph.CO2013★ 70 cited

Constraints on the CMB Temperature Evolution using Multi-Band Measurements of the Sunyaev Zel'dovich Effect with the South Pole Telescope

A. Saro, J. Liu, J. J. Mohr +68

The adiabatic evolution of the temperature of the cosmic microwave background (CMB) is a key prediction of standard cosmology. We study deviations from the expected adiabatic evolu…

hep-ex2013★ 11 cited

Report of the Quark Flavor Physics Working Group

J. N. Butler, Z. Ligeti, J. L. Ritchie +81

This report represents the response of the Intensity Frontier Quark Flavor Physics Working Group to the Snowmass charge. We summarize the current status of quark flavor physics and…

hep-ph2013★ 40 cited

Non-universal gaugino masses and semi-natural supersymmetry in view of the Higgs boson discovery

Stephen P. Martin

I consider models with non-universal gaugino masses at the gauge coupling unification scale, taking into account the Higgs boson discovery. Viable regions of parameter space are ma…

hep-ph2013★ 73 cited

Bounding the Higgs width at the LHC: complementary results from

John M. Campbell, R. Keith Ellis, Ciaran Williams

We investigate the potential of the process to provide bounds on the Higgs width. Recent studies using off-shell events have shown that Run 1 LH…

physics.ins-det2013

Applications of Many-Core Technologies to On-line Event Reconstruction in High Energy Physics Experiments

A. Gianelle, S. Amerio, D. Bastieri +10

Interest in many-core architectures applied to real time selections is growing in High Energy Physics (HEP) experiments. In this paper we describe performance measurements of many-…

hep-ex2013★ 204 cited

Boosted objects and jet substructure at the LHC

BOOST2012 participants- A. Altheimer, A. Arce, L. Asquith +84

This report of the BOOST2012 workshop presents the results of four working groups that studied key aspects of jet substructure. We discuss the potential of the description of jet s…

astro-ph.CO2013★ 41 cited

Dissecting the Gamma-Ray Background in Search of Dark Matter

Ilias Cholis, Dan Hooper, Samuel D. McDermott

Several classes of astrophysical sources contribute to the approximately isotropic gamma-ray background measured by the Fermi Gamma-Ray Space Telescope. In this paper, we use Fermi…

astro-ph.CO2013★ 36 cited

Structure and substructure analysis of DAFT/FADA galaxy clusters in the [0.4-0.9] redshift range

L. Guennou, C. Adami, F. Durret +29

We analyse the structures of all the clusters in the DAFT/FADA survey for which XMM-Newton and/or a sufficient number of galaxy redshifts in the cluster range is available, with th…

hep-ex2013★ 50 cited

Measurement of the production cross section for a W boson and two b jets in pp collisions at sqrt(s) = 7 TeV

CMS Collaboration

The production cross section for a W boson and two b jets is measured using proton-proton collisions at sqrt(s) = 7 TeV in a data sample collected with the CMS experiment at the LH…

hep-ex2013★ 51 cited

Measurement of four-jet production in proton-proton collisions at sqrt(s) = 7 TeV

CMS Collaboration

Measurements of the differential cross sections for the production of exactly four jets in proton-proton collisions are presented as a function of the transverse momentum pt and ps…

nucl-ex2013★ 97 cited

Event activity dependence of Y(nS) production in sqrt(s[NN]) = 5.02 TeV pPb and sqrt(s) = 2.76 TeV pp collisions

CMS Collaboration

The production of Y(1S), Y(2S), and Y(3S) is investigated in pPb and pp collisions at centre-of-mass energies per nucleon pair of 5.02 TeV and 2.76 TeV, respectively. The datasets…

hep-ex2013★ 137 cited

Measurement of the muon charge asymmetry in inclusive pp to WX production at sqrt(s) = 7 TeV and an improved determination of light parton distribution functions

CMS Collaboration

Measurements of the muon charge asymmetry in inclusive pp to WX production at sqrt(s) = 7 TeV are presented. The data sample corresponds to an integrated luminosity of 4.7 inverse…

hep-ex2013★ 132 cited

Study of double parton scattering using W + 2-jet events in proton-proton collisions at sqrt(s) = 7 TeV

CMS Collaboration

Double parton scattering is investigated in proton-proton collisions at sqrt(s) = 7 TeV where the final state includes a W boson, which decays into a muon and a neutrino, and two j…