Publications (26)
The Uses of Conformal Symmetry in QCD
V. M. Braun, G. P. Korchemsky, D. Mueller
The Lagrangian of Quantum Chromodynamics is invariant under conformal transformations. Although this symmetry is broken by quantum corrections, it has important consequences for st…
Broken conformal invariance and spectrum of anomalous dimensions in QCD
A. V. Belitsky, D. Mueller
Employing the operator algebra of the conformal group and the conformal Ward identities, we derive the constraints for the anomalies of dilatation and special conformal transformat…
The Very Energetic Radiation Imaging Telescope Array System (VERITAS)
S. M. Bradbury, I. H. Bond, A. C. Breslin +32
We give an overview of the current status and scientific goals of VERITAS, a proposed hexagonal array of seven 10 m aperture imaging Cherenkov telescopes. The selected site is Mont…
Predictions from conformal algebra for the deeply virtual Compton scattering
A. V. Belitsky, D. Mueller
Basing on the constraint equalities which arise from the algebra of the collinear conformal group and the conformal operator product expansion, we predict the solutions of the lead…
High flux expansion divertor studies in NSTX
V. A. Soukhanovskii, R. Maingi, R. E. Bell +10
High flux expansion divertor studies have been carried out in the National Spherical Torus Experiment using steady-state X-point height variations from 22 to 5-6 cm. Small-ELM H-mo…
Damped oscillatory integrals and boundedness of maximal operators associated to mixed homogeneous hypersurfaces
I. A. Ikromov, M. Kempe, D. Mueller
We study the boundedness problem for maximal operators in 3-dimensional Euclidean space associated to hypersurfaces given as the graph of , where is a mixed homogeneous fu…
Solar Orbiter: Exploring the Sun-heliosphere connection
D. Mueller, R. G. Marsden, O. C. StCyr +1
The heliosphere represents a uniquely accessible domain of space, where fundamental physical processes common to solar, astrophysical and laboratory plasmas can be studied under co…
The Be/X-ray binary A0535+26 during its recent 2009/2010 outbursts
I. Caballero, K. Pottschmidt, A. Santangelo +20
The Be/X-ray binary A0535+26 showed a giant outburst in December 2009 that reached ~5.14 Crab in the 15-50 keV range. Unfortunately, due to Sun constraints it could not be observed…
Cosmic ray composition at high energies: Results from the TRACER project
P. J. Boyle, M. Ave, F. Gahbauer +5
The TRACER instrument Transition Radiation Array for Cosmic Energetic Radiation is designed to measure the individual energy spectra of cosmic-ray nuclei in long-duration balloon f…
Exclusive electroproduction revisited: treating kinematical effects
A. V. Belitsky, D. Mueller
Generalized parton distributions of the nucleon are accessed via exclusive leptoproduction of the real photon. While earlier analytical considerations of phenomenological observabl…
Generic modelling of non-perturbative quantities and a description of hard exclusive electroproduction
C. Bechler, D. Mueller
Based on Regge-inspired arguments and counting rules, we formulate empirical models for zero-skewness generalized parton distributions (GPDs) and ${\widetild…
The Solar Orbiter Science Activity Plan: translating solar and heliospheric physics questions into action
I. Zouganelis, A. De Groof, A. P. Walsh +182
Solar Orbiter is the first space mission observing the solar plasma both in situ and remotely, from a close distance, in and out of the ecliptic. The ultimate goal is to understand…
Long-range p-d exchange interaction in a ferromagnet-semiconductor hybrid structure
V. L. Korenev, M. Salewski, I. A. Akimov +14
Hybrid structures synthesized from different materials have attracted considerable attention because they may allow not only combination of the functionalities of the individual co…
Two-loop effects in the evolution of non-forward distributions
A. V. Belitsky, D. Mueller, L. Niedermeier +1
We study the effects of next-to-leading order corrections on the evolution of the twist-two non-forward parton distribution functions in the flavour non-singlet sector. It is found…
Resolving kinematic ambiguities in QCD predictions for Deeply Virtual Compton Scattering
V. M. Braun, A. N. Manashov, D. Mueller +1
The existing QCD predictions for the Deeply Virtual Compton Scattering (DVCS) depend on the convention used for the skewedness parameter and on the reference frame used to define h…
On timelike and spacelike hard exclusive reactions
D. Mueller, B. Pire, L. Szymanowski +1
We show to next-to-leading order accuracy in the strong coupling alpha_s how the collinear factorization properties of QCD in the generalized Bjorken regime relate exclusive amplit…
Next-to-leading order evolution of twist-two conformal operators: The abelian case
A. V. Belitsky, D. Mueller
We present the method, based on the use of the broken conformal Ward identities, for the calculation of the anomalous dimensions of conformal operators beyond the leading order of…
On the leading logarithmic evolution of the off-forward distributions
A. V. Belitsky, B. Geyer, D. Mueller +1
We have found the analytical solution of the LO-evolution equation for off-forward distributions which arise in the processes of deeply virtual Compton scattering or exclusive prod…
Sub-Laplacians of holomorphic -type on exponential solvable groups
W. Hebisch, J. Ludwig, D. Mueller
Let denote a right-invariant sub-Laplacian on an exponential, hence solvable Lie group , endowed with a left-invariant Haar measure. Depending on the structure of , and p…
Electron Scattering with Polarized Targets at TESLA
N Study Group, M. Anselmino, E. C. Aschenauer +39
Measurements of polarized electron-nucleon scattering can be realized at the TESLA linear collider facility with projected luminosities that are about two orders of magnitude highe…
Inspiral-merger-ringdown waveforms for black-hole binaries with non-precessing spins
P. Ajith, M. Hannam, S. Husa +9
We present the first analytical inspiral-merger-ringdown gravitational waveforms from binary black holes (BBHs) with non-precessing spins, that is based on a description of the lat…
Measurement of azimuthal asymmetries associated with deeply virtual Compton scattering on a longitudinally polarized deuterium target
The HERMES Collaboration, A. Airapetian, N. Akopov +144
Azimuthal asymmetries in exclusive electroproduction of a real photon from a longitudinally polarized deuterium target are measured with respect to target polarization alone and wi…
JHelioviewer - Time-dependent 3D visualisation of solar and heliospheric data
D. Mueller, B. Nicula, S. Felix +9
Context. Solar observatories are providing the world-wide community with a wealth of data, covering large time ranges, multiple viewpoints, and returning large amounts of data. In…
GPD sum rules: a tool to reveal the quark angular momentum
K. Kumericki, D. Mueller, K. Passek-Kumericki
In deeply virtual exclusive electroproduction to leading order accuracy one accesses generalized parton distributions on their cross-over trajectory. Combining Lorentz covariance a…
12th International Conference on Elastic and Diffractive Scattering (Blois Workshop) - Forward Physics and QCD
J. Bartels, K. Borras, M. Diehl +118
Proceedings of the 12th International Conference on Elastic and Diffractive Scattering (Blois Workshop) - Forward Physics and QCD
Implication of the overlap representation for modelling generalized parton distributions
D. S. Hwang, D. Mueller
Based on a field theoretically inspired model of light-cone wave functions, we derive valence-like generalized parton distributions and their double distributions from the wave fun…