Particle Phenomenology Group

  • Theoretical particle physics with focus on collider phenomenology
  • Multi-loop calculus, differential reduction, dispersion relations, functional equations
  • Precision tests of the Standard Model (SM), determination of fundamental parameters
  • Light-hadron production , jet multiplicities, determination of fragmentation functions
  • Heavy-flavor production, General-Mass Variable-Flavor-Number Scheme
  • Non-relativistic effective field theories and applications to positronium (NRQED), heavy quarkonia (NRQCD factorization), and top-quark threshold dynamics (potential NRQCD)
  • Higgs boson production and decay
  • Decoupling theorems, low-energy theorems
  • Renormalization group analyses and vacuum stability
  • Renormalization in the presence of unstable particles and flavor mixing
  • Physics beyond the SM, models with supersymmetry, two Higgs doublets, Majorana neutrinos
  • Scattering amplitudes, form factors, color-kinematic duality
  • QCD applications to cosmic rays
  • Electroweak physics at future colliders (LHC, ILC, FCC)
  • Supersymmetry
  • Dark matter searches
  • Inflation inspired phenomenology
  • CP violation
  • Physics with polarized beams
  • Exploitation of spin effects
  • General properties of spin
  • Accelerator Phenomenology:
  • Beam polarisation at a future LC: theoretical, experimental and technical issues
  • Physics within strong, intense field environment
  • Processes in the beam-beam interaction region
  • Quasi-classical description as well as operator method