Publications (54)
The Longitudinal Heavy Quark Structure Function F_{L}^{Q\bar{Q}} in the Region Q^2 \gg m^2 at O(α_s^3)
J. Blümlein, A. De Freitas, W. L. van Neerven +1
The logarithmic and constant contributions to the Wilson coefficient of the longitudinal heavy quark structure function to are calculated using mass factorization techn…
Livetime and sensitivity of the ARIANNA Hexagonal Radio Array
ARIANNA Collaboration, S. W. Barwick, E. C. Berg +36
The ARIANNA collaboration completed the installation of the hexagonal radio array (HRA) in December 2014, serving as a pilot program for a planned high energy neutrino telescope lo…
ePIC Early Science Report
D. Abbott, N. Abdelrahman, S. Abhijit +781
This Early Science Report from the ePIC Collaboration outlines the compelling physics program achievable during the first years of operation of the Electron-Ion Collider (EIC), pri…
Modern Summation Methods and the Computation of 2- and 3-loop Feynman Diagrams
J. Ablinger, J. Blümlein, S. Klein +1
By symbolic summation methods based on difference fields we present a general strategy that transforms definite multi-sums, e.g., in terms of hypergeometric terms and harmonic sums…
LHC Forward Physics
K. Akiba, M. Akbiyik, M. Albrow +184
The goal of this report is to give a comprehensive overview of the rich field of forward physics, with a special attention to the topics that can be studied at the LHC. The report…
New Results on the 3-Loop Heavy Flavor Wilson Coefficients in Deep-Inelastic Scattering
J. Ablinger, J. Blümlein, A. De Freitas +4
We report on recent results obtained for the 3-loop heavy flavor Wilson coefficients in deep-inelastic scattering (DIS) at general values of the Mellin variable at larger scale…
A First Search for Cosmogenic Neutrinos with the ARIANNA Hexagonal Radio Array
ARIANNA Collaboration, S. W. Barwick, E. C. Berg +35
The ARIANNA experiment seeks to observe the diffuse flux of neutrinos in the 10^8 - 10^10 GeV energy range using a grid of radio detectors at the surface of the Ross Ice Shelf of A…
Electron Ion Collider: The Next QCD Frontier - Understanding the glue that binds us all
A. Accardi, J. L. Albacete, M. Anselmino +75
This White Paper presents the science case of an Electron-Ion Collider (EIC), focused on the structure and interactions of gluon-dominated matter, with the intent to articulate it…
Moments of the 3--loop corrections to the heavy flavor contribution to for
I. Bierenbaum, J. Blümlein, S. Klein
We calculate moments of the heavy flavor contributions to the Wilson coefficients of the structure function in the region . The massive Wilson…
Heavy Flavor DIS Wilson coefficients in the asymptotic regime
J. Ablinger, I. Bierenbaum, J. Blümlein +4
We report on results for the heavy flavor contributions to in the limit at {\sf NNLO}. By calculating the massive --loop operator matrix elements, we a…
Multi-Atlas Segmentation and Spatial Alignment of the Human Embryo in First Trimester 3D Ultrasound
W. A. P. Bastiaansen, M. Rousian, R. P. M. Steegers-Theunissen +3
Segmentation and spatial alignment of ultrasound (US) imaging data acquired in the in first trimester are crucial for monitoring human embryonic growth and development throughout t…
Recurrent Inference Machines as inverse problem solvers for MR relaxometry
E. R. Sabidussi, S. Klein, M. W. A. Caan +5
In this paper, we propose the use of Recurrent Inference Machines (RIMs) to perform T1 and T2 mapping. The RIM is a neural network framework that learns an iterative inference proc…
Logarithmic contributions to the DIS Heavy Flavor Wilson Coefficients at
I. Bierenbaum, J. Blümlein, S. Klein
The logarithmic contributions to the massive twist-2 operator matrix elements for deep-inelastic scattering are calculated to for general values of the Mellin variable $…
The 3-, 4-, and 5-flavor NNLO Parton from Deep-Inelastic-Scattering Data and at Hadron Colliders
S. Alekhin, J. Blümlein, S. Klein +1
We determine the parton distribution functions (PDFs) in a next-to-next-to-leading order (NNLO) QCD-analysis of the inclusive neutral-current deep-inelastic-scattering (DIS) world…
New Heavy Flavor Contributions to the DIS Structure Function at $O(α_s^3)
J. Ablinger, J. Blümlein, A. Hasselhuhn +3
We report on recent results obtained for the massive Wilson coefficients which contribute to the structure function at in the region $Q^2/m^2 \gsim 10$. In…
Determining the closed forms of the anomalous dimensions and Wilson coefficients from Mellin moments by means of computer algebra
J. Blümlein, M. Kauers, S. Klein +1
Single scale quantities, as anomalous dimensions and hard scattering cross sections, in renormalizable Quantum Field Theories are found to obey difference equations of finite order…
Crystal-field level inversion in lightly Mn-doped Sr3Ru2O7
M. A. Hossain, Z. Hu, M. W. Haverkort +17
Sr3(Ru1-xMnx)2O7, in which 4d-Ru is substituted by the more localized 3d-Mn, is studied by x-ray dichroism and spin-resolved density functional theory. We find that Mn impurities d…
The top-quark pair production cross section at next-to-next-to-leading logarithmic order
M. Beneke, P. Falgari, S. Klein +1
We present predictions for the total ttbar production cross section sigma_ttbar at the Tevatron and LHC, which include the resummation of soft logarithms and Coulomb singularities…
Solid State Detectors and Tracking for Snowmass
A. Affolder, A. Apresyan, S. Worm +132
Tracking detectors are of vital importance for collider-based high energy physics (HEP) experiments. The primary purpose of tracking detectors is the precise reconstruction of char…
Interaction of two high Reynolds number axisymmetric turbulent wakes
M. Obligado, S. Klein, J. C. Vassilicos
The interaction between turbulent axisymmetric wakes plays an important role in many industrial applications, notably in the modelling of wind farms. While the non-equilibrium high…
Heavy Flavour Production in Deep--Inelastic Scattering - Two--Loop Massive Operator Matrix Elements and Beyond
I. Bierenbaum, J. Blümlein, S. Klein
We calculate the O($\eps$)--term of the two--loop massive operator matrix elements for twist 2--operators, which contribute to the heavy flavour Wilson coefficients in unpolarized…
Heavy flavor operator matrix elements at
I. Bierenbaum, J. Blümlein, S. Klein
The heavy quark effects in deep--inelastic scattering in the asymptotic regime can be described by heavy flavor operator matrix elements. Complete analytic expression…
Event Generators for High-Energy Physics Experiments
J. M. Campbell, M. Diefenthaler, T. J. Hobbs +209
We provide an overview of the status of Monte-Carlo event generators for high-energy particle physics. Guided by the experimental needs and requirements, we highlight areas of acti…
Inclusive top-pair production phenomenology with TOPIXS
M. Beneke, P. Falgari, S. Klein +4
We discuss various aspects of inclusive top-quark pair production based on TOPIXS, a new, flexible program that computes the production cross section at the Tevatron and LHC at nex…
and Heavy Flavor Contributions to Transversity at
J. Blümlein, S. Klein, B. Tödtli
In deep-inelastic processes the heavy flavor Wilson coefficients factorize for into the light flavor Wilson coefficients of the corresponding process and the massive…
Calculation of Massive 2-Loop Operator Matrix Elements with Outer Gluon Lines
I. Bierenbaum, J. Blümlein, S. Klein
Massive on-shell operator matrix elements and self-energy diagrams with outer gluon lines are calculated analytically at , using Mellin-Barnes integrals and representati…
2- and 3-Loop Heavy Flavor Corrections to Transversity
J. Blümlein, S. Klein, B. Tödtli
We calculate the two- and three-loop massive operator matrix elements (OMEs) contributing to the heavy flavor Wilson coefficients of transversity. We obtain the complete result for…
The Logarithmic Contributions to the O(α_s^3) Asymptotic Massive Wilson Coefficients and Operator Matrix Elements in Deeply Inelastic Scattering
A. Behring, I. Bierenbaum, J. Blümlein +3
We calculate the logarithmic contributions to the massive Wilson coefficients for deep-inelastic scattering in the asymptotic region to 3-loop order in the fixed-flav…
The total top-pair production cross section at NNLL
M. Beneke, P. Falgari, S. Klein +4
We present results for the total top-pair production cross section at the Tevatron and the LHC. Our predictions supplement fixed-order results with resummation of soft logarithms a…
Variable-Flavor-Number Scheme in Analysis of Heavy-Quark Electro-Production Data
S. Alekhin, J. Blümlein, S. Klein +1
We check the impact of the factorization scheme employed in the calculation of the heavy-quark deep-inelastic scattering (DIS) electro-production on the PDFs determined in the NNLO…
Three-Loop Contributions to the Gluonic Massive Operator Matrix Elements at General Values of N
J. Ablinger, J. Blümlein, A. De Freitas +6
Recent results on the calculation of 3-loop massive operator matrix elements in case of one and two heavy quark masses are reported. They concern the and $O(…
Ultra-peripheral collisions of relativistic heavy ions
S. Klein
We report the first observation of exclusive production in ultra-peripheral collisions at RHIC. The are produced electromagnetically at large impact parameters where no h…
Threshold expansion of massive coloured particle cross sections
M. Beneke, P. Falgari, S. Klein +1
Pair production of massive coloured particles in hadron collisions is accompanied by potentially large radiative corrections related to the suppression of soft gluon emission and e…
The high-energy gamma-ray fluence and energy spectrum of GRB 970417a from observations with Milagrito
R. Atkins, W. Benbow, D. Berley +38
Evidence of TeV emission from GRB970417a has been previously reported using data from the Milagrito detector. Constraints on the TeV fluence and the energy spectrum are now derived…
) Polarized Heavy Flavor Corrections}to Deep-Inelastic Scattering at
I. Bierenbaum, J. Blümlein, A. De Freitas +3
We calculate the quarkonic massive operator matrix elements and for the twist--2 operators and the associat…
Two-Loop Massive Operator Matrix Elements for Polarized and Unpolarized Deep-Inelastic Scattering
I. Bierenbaum, J. Blümlein, S. Klein
The massive operator matrix elements for unpolarized and polarized heavy flavor production at asymptotic values are calculated in Mellin space without appl…
Difference Equations in Massive Higher Order Calculations
I. Bierenbaum, J. Blümlein, S. Klein +1
The calculation of massive 2--loop operator matrix elements, required for the higher order Wilson coefficients for heavy flavor production in deeply inelastic scattering, leads to…
The Gluonic Operator Matrix Elements at O(α_s^2) for DIS Heavy Flavor Production
I. Bierenbaum, J. Blümlein, S. Klein
We calculate the gluonic operator matrix elements for the twist--2 operators, which contribute to the heavy flavor Wilson coefficients in unpolarized deeply inelastic s…
Higher order corrections to heavy flavour production in deep inelastic scattering
I. Bierenbaum, J. Blümlein, S. Klein
In the asymptotic limit , the non-power corrections to the heavy flavour Wilson coefficients in deep--inelastic scattering are given in terms of massless Wilson coeffc…
Science Requirements and Detector Concepts for the Electron-Ion Collider: EIC Yellow Report
R. Abdul Khalek, A. Accardi, J. Adam +410
This report describes the physics case, the resulting detector requirements, and the evolving detector concepts for the experimental program at the Electron-Ion Collider (EIC). The…
Dynamic atomic reconstruction: how Fe3O4 thin films evade polar catastrophe for epitaxy
C. F. Chang, Z. Hu, S. Klein +10
Polar catastrophe at the interface of oxide materials with strongly correlated electrons has triggered a flurry of new research activities. The expectations are that the design of…
The O(α_s^3) Massive Operator Matrix Elements of O(n_f) for the Structure Function F_2(x,Q^2) and Transversity
J. Ablinger, J. Blümlein, S. Klein +2
The contributions to the massive operator matrix elements describing the heavy flavor Wilson coefficients in the limit are computed for the…
From Moments to Functions in Quantum Chromodynamics
J. Blümlein, M. Kauers, S. Klein +1
Single-scale quantities, like the QCD anomalous dimensions and Wilson coefficients, obey difference equations. Therefore their analytic form can be determined from a finite number…
NNLL threshold resummation for the total top-pair production cross section
M. Beneke, P. Falgari, S. Klein +2
We present predictions for the total top-quark pair production cross section at the Tevatron and the LHC with 7,8 and 14 TeV centre-of-mass energy, including the resummation of thr…
Performance of the ARIANNA Hexagonal Radio Array
ARIANNA Collaboration, S. W. Barwick, E. C. Berg +36
Installation of the ARIANNA Hexagonal Radio Array (HRA) on the Ross Ice Shelf of Antarctica has been completed. This detector serves as a pilot program to the ARIANNA neutrino tele…
The Polarized Three-Loop Anomalous Dimensions from On-Shell Massive Operator Matrix Elements
A. Behring, J. Blümlein, A. De Freitas +5
We calculate all contributions to the polarized three-loop anomalous dimensions in the M-scheme using massive operator matrix elements and compare to results in the l…
Testing the Markov condition in ion channel recordings
J. Timmer, S. Klein
A statistical test is presented to decide whether data are adequately described by probabilistic functions of finite state Markov chains (''hidden Markov models'') as applied in th…
Proceedings of the workshop: HERA and the LHC workshop series on the implications of HERA for LHC physics
H. Jung, A. De Roeck, Z. J. Ajaltouni +265
2nd workshop on the implications of HERA for LHC physics. Working groups: Parton Density Functions Multi-jet final states and energy flows Heavy quarks (charm and beauty) Diffracti…
3-Loop Heavy Flavor Corrections to DIS with two Massive Fermion Lines
J. Ablinger, J. Blümlein, S. Klein +2
We report on recent results obtained for the massive operator matrix elements which contribute to the massive Wilson coefficients in deep-inelastic scattering for i…
Evaluating Two-Loop massive Operator Matrix Elements with Mellin-Barnes Integrals
I. Bierenbaum, J. Blümlein, S. Klein
We calculate massive 5-propagator 2-loop integrals for operator matrix elements in the light-cone expansion, using Mellin-Barnes techniques and representations through generalized…
First heavy flavor contributions to deeply inelastic scattering
I. Bierenbaum, J. Blümlein, S. Klein
In the asymptotic limit , the heavy flavor Wilson coefficients for deep--inelastic scattering factorize into the massless Wilson coefficients and the universal heavy f…
Hot and Cold QCD White Paper from ALICE-USA: Input for 2023 U.S. Long Range Plan for Nuclear Science
N. Alizadehvandchali, N. Apadula, M. Arslandok +80
The ALICE-USA collaboration presents its plans for the 2023 U.S. Long Range Plan for Nuclear Science.
Hadronic top-quark pair production with NNLL threshold resummation
M. Beneke, P. Falgari, S. Klein +1
We compute the total top-quark pair production cross section at the Tevatron and LHC based on approximate NNLO results, and on the summation of threshold logarithms and Coulomb enh…
Determining the crystal-field ground state in rare earth Heavy Fermion materials using soft-x-ray absorption spectroscopy
P. Hansmann, A. Severing, Z. Hu +10
We infer that soft-x-ray absorption spectroscopy is a versatile method for the determination of the crystal-field ground state symmetry of rare earth Heavy Fermion systems, complem…