English
Related papers

Related papers: Deep inelastic scattering off a plasma with flavou…

200 papers

Using an SU(3)-flavour symmetry breaking expansion between the strange and light quark masses, we determine how this constrains the extrapolation of baryon octet matrix elements and form factors. In particular we can construct certain…

High Energy Physics - Lattice · Physics 2021-12-09 J. M. Bickerton , A. N. Cooke , R. Horsley , Y. Nakamura , H. Perlt , D. Pleiter , P. E. L. Rakow , G. Schierholz , H. Stüben , R. D. Young , J. M. Zanotti

Theoretical understanding of experimental results from relativistic heavy-ion collisions requires a microscopic approach to the behavior of QCD n-point functions at finite temperatures, as given by the hierarchy of Dyson-Schwinger…

High Energy Physics - Phenomenology · Physics 2007-05-23 D. Blaschke , D. Horvatic , D. Klabucar , A. E. Radzhabov

The structure of the phase diagram of strongly interacting matter at moderate densities is calculated within a 3-flavor NJL-type quark model with realistic quark masses. We focus on the influence of the selfconsistently determined effective…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Oertel , M. Buballa

The Taylor coefficients of flavor diagonal and off-diagonal susceptibilities as well as baryon number, isovector and electric charge susceptibilities are considered within a phenomenological quasiparticle model of the quark-gluon plasma and…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Bluhm , B. Kampfer

An appropriately oriented D3-D7-brane system is the holographic dual of relativistic Fermions occupying a 2+1-dimensional defect embedded in 3+1-dimensional spacetime. The Fermions interact via fields of ${\mathcal N}=4$ Yang-Mills theory…

High Energy Physics - Theory · Physics 2013-07-23 Hamid Omid , Gordon W. Semenoff

As an extension of holography with flavour, we analyze in detail the embedding of a D7-brane probe into the Polchinski-Strassler gravity background, in which the breaking of conformal symmetry is induced by a 3-form flux G_3. This…

High Energy Physics - Theory · Physics 2009-11-11 Riccardo Apreda , Johanna Erdmenger , Dieter Lust , Christoph Sieg

Charm and bottom transport coefficients in a medium constituted of light mesons, such as is formed in the hadronic phase of Heavy Ion Collisions, are obtained within an effective field theory approach implementing heavy quark symmetry and…

High Energy Physics - Phenomenology · Physics 2015-06-15 Daniel Cabrera , Luciano M. Abreu , Felipe J. Llanes-Estrada , Juan M. Torres-Rincon

The charm and beauty quark production in deep inelastic scattering at low values of the Bjorken variable x is considered in the DGLAP improved saturation model. After fitting parameters of the model to the structure function F_2, the heavy…

High Energy Physics - Phenomenology · Physics 2010-03-25 K. Golec-Biernat , S. Sapeta

Semi-inclusive electron scattering provides a powerful tool with which to study the spin and flavor distributions in the proton. Greater kinematic coverage at the proposed Electron-Polarized Ion Collider facility will enable the valence d/u…

High Energy Physics - Phenomenology · Physics 2007-05-23 W. Melnitchouk

We investigate N=4 SYM coupled to fundamental flavours at nonzero imaginary quark chemical potential in the strong coupling and large N limit, using gauge/gravity duality applied to the D3-D7 system, treating flavours in the probe…

High Energy Physics - Theory · Physics 2015-03-17 Gert Aarts , S. Prem Kumar , James Rafferty

We compute the average squared distance, $s^2(t)$, travelled by a light-flavour off-mass-shell coloured parton in a strongly-coupled $\mathcal{N}=4$ $SU(N_c)$ super-symmetric Yang Mills plasma using the gauge/string duality. In fact, we…

High Energy Physics - Theory · Physics 2016-05-31 R. W. Moerman , W. A. Horowitz

In holography, flavour probe branes are used to introduce fundamental matter to the AdS/CFT correspondence. At a technical level, the probes are described by extremizing the DBI action and solving the Lagrange-Euler equations of motion. I…

High Energy Physics - Theory · Physics 2025-11-10 Veselin G. Filev

Flavour physics represents one of the most interesting and, at the same time, less understood sector of the Standard Theory. On the one hand, the peculiar pattern of quark and lepton masses, and their mixing angles, may be the clue to some…

High Energy Physics - Phenomenology · Physics 2016-10-12 Gino Isidori

We calculate the lowest order charm and beauty parton distribution functions in and fragmentation functions into D and B mesons using the operator definitions of factorized perturbative QCD. In the vacuum, we find the leading corrections…

High Energy Physics - Phenomenology · Physics 2009-11-10 Rishi Sharma , Ivan Vitev , Ben-Wei Zhang

In these proceedings we present an exact distillation setup with stabilised Wilson fermions at the SU(3) flavour symmetric point utilising the flexibility of the Grid and Hadrons software libraries. This work is a stepping stone towards a…

High Energy Physics - Lattice · Physics 2022-12-19 Felix Erben , Maxwell T. Hansen , Fabian Joswig , Nelson Pitanga Lachini , Antonin Portelli

We compute the momentum broadening of a heavy fundamental charge propagating through a $\mathcal{N}=4$ Yang Mills plasma at large t' Hooft coupling. We do this by expressing the medium modification of the probe's density matrix in terms of…

High Energy Physics - Theory · Physics 2010-10-27 Jorge Casalderrey-Solana , Derek Teaney

Using the AdS/CFT correspondence, we compute the radiative energy loss of a slowly decelerating heavy quark with mass M moving through a supersymmetric Yang Mills (SYM) plasma at temperature T at large t'Hooft coupling \lambda. The…

High Energy Physics - Phenomenology · Physics 2014-11-18 Guillaume Beuf , Cyrille Marquet , Bo-Wen Xiao

Motivated by recent studies of intersecting D-brane systems in critical string theory and phenomenological AdS/QCD models, we present a detailed analysis for the vector and scalar fluctuations in a non-critical holographic QCD model in the…

High Energy Physics - Theory · Physics 2011-11-07 Yan Yan Bu , Jin Min Yang

Quantum coherent transport of Dirac fermions in a mesoscopic nanowire of the 3D topological insulator Bi2Se3 is studied in the weak-disorder limit. At very low temperatures, many harmonics are evidenced in the Fourier transform of…

Mesoscale and Nanoscale Physics · Physics 2015-06-12 J. Dufouleur , L. Veyrat , A. Teichgraeber , S. Neuhaus , C. Nowka , S. Hampel , J. Cayssol , J. Schumann , B. Eichler , O. Schmidt , B. Buechner , R. Giraud

Lattice QCD with 2 light staggered quark flavours is being simulated on a $16^3\times8$ lattice to study the transition from hadronic matter to a quark gluon plasma. We have completed runs at $m_q=0.0125$ and are extending this to…

High Energy Physics - Lattice · Physics 2009-10-22 S. Gottlieb , U. M. Heller , A. D. Kennedy , J. B. Kogut , A. Krasnitz , W. Liu , R. L. Renken , D. K. Sinclair , R. L. Sugar , D. Toussaint , K. C. Wang
‹ Prev 1 4 5 6 7 8 10 Next ›