Published December 2014 | Version v1
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Towards a new determination of the QCD Λ parameter from running couplings in the tree-flavour theory

Creators

  • 1. Trinity College, Dublin (Ireland). School of Mathematics
  • 2. Deutsches Elektronen-Synchrotron (DESY), Zeuthen (Germany). John von Neumann-Inst. fuer Computing NIC
  • 3. Humboldt-Universitaet, Berlin (Germany). Inst. fuer Physik

Description

We review our new strategy and current status towards a high precision computation of the Λ parameter from three-flavour simulations in QCD. To reach this goal we combine specific advantages of the Schroedinger functional and gradient flow couplings.

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Additional details

Publishing Information

Imprint Pagination
7 p.
ISSN
0418-9833
Report number
DESY--14-226

Conference

Title
32. International symposium on lattice field theory. Lattice 2014
Dates
23-28 Jun 2014
Place
New York, NY (United States)

INIS

Country of Publication
Germany
Country of Input or Organization
Germany
INIS RN
46081426
Subject category
S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
Resource subtype / Literary indicator
Conference
Descriptors DEI
COMPUTERIZED SIMULATION; COUPLING CONSTANTS; EXTRAPOLATION; FLAVOR MODEL; FUNCTIONALS; INTERPOLATION; LATTICE FIELD THEORY; QUANTUM CHROMODYNAMICS; SCALING LAWS; SCHROEDINGER PICTURE
Descriptors DEC
COMPOSITE MODELS; CONSTRUCTIVE FIELD THEORY; FIELD THEORIES; FUNCTIONS; MATHEMATICAL MODELS; MATHEMATICAL SOLUTIONS; NUMERICAL SOLUTION; PARTICLE MODELS; QUANTUM FIELD THEORY; QUARK MODEL; SIMULATION

Optional Information

Secondary number(s)
SFB-CPP--14-92; HU-EP--14-54