Axel Maas

Particle Physicsat the

University of Graz

7th of October 2016ViennaAustria

Graz

● Graz 2nd largest city (280k)● Five universities

[G. de Grancy, Wikipedia]

Graz

● Graz 2nd largest city (280k)● Five universities

● Physics at University and Technical University of Graz

● About 15 full professors● 200 physics & 160 teacher

starters per year● Common bachelor education● Integrated master courses from fall 2017● Long-range plan:

One Graz Center of Physics

[G. de Grancy, Wikipedia]

Graz

● Graz 2nd largest city (280k)● Five universities

● Physics at University and Technical University of Graz

● About 15 full professors● 200 physics & 70 teacher

starters per year● Common bachelor education● Integrated master courses from fall 2017● Long-range plan:

One Graz Center of Physics● Research foci: Nanophysics and quantum

materials, astrophysics and geophysics, didactics, particle physics

[G. de Grancy, Wikipedia]

Particle Physics in Graz - Outline

● 3 full professors● Reinhard Alkofer, Christof Gattringer, Axel Maas● Axel Maas as successor to Christian Lang in 2014

● 3 associated professors● Leonid Glozman, Helmut Gausterer, Wolfgang Schweiger

● 2 independent junior research groups● Markus Huber, Helios Sanchis-Alepuz

● 2 postdocs● 13 PhD students

Particle Physics in Graz - Outline

● 3 full professors● Reinhard Alkofer, Christof Gattringer, Axel Maas● Axel Maas as successor to Christian Lang in 2014

● 3 associated professors● Leonid Glozman, Helmut Gausterer, Wolfgang Schweiger

● 2 independent junior research groups● Markus Huber, Helios Sanchis-Alepuz

● 2 postdocs● 13 PhD students● Largest theoretical particle physics center at a

single institute in Austria● Located at University of Graz

Particle Physics in Graz - Outline

● FWF graduate school “Hadrons in vacuum, nuclei, and stars”

● At maximum runtime● Until end of 2017 (last PhD students finishing in 2018)● Continued as a doctoral academy of the University

starting 2017

● 2 EU COST networks● Theory of hot matter and relativistic heavy-ion collisions (THOR)● Cosmology and Astrophysics Network for Theoretical Advances

and Training Actions (CANTATA)

● Many other projects● World-wide collaborations

● Currently 15 institutes in 8 countries

Research Topics

● Particle Physics at all scales● Structure of QCD as a field theory (3)● Hadrons (4)● Formfactors and PDFs (3)● QCD Phase diagram (4)● Higgs and electroweak physics (1)● BSM physics (2)● (Strongly-interacting) Dark Matter (2)

Research Topics

● Particle Physics at all scales● Structure of QCD as a field theory (3)● Hadrons (4)● Formfactors and PDFs (3)● QCD Phase diagram (4)● Higgs and electroweak physics (1)● BSM physics (2)● (Strongly-interacting) Dark Matter (2)

● Common ground: Non-perturbative physics

Structure of QCD as a field theory

[M. Denissenya et al. PRD'15]

Structure of QCD as a field theory● Basic questions addressed

● What is confinement and how is it related to chiral symmetry breaking?

● What are the underlying symmetries?

[A. Maas Phys. Rep'13]

[M. Denissenya et al. PRD'15]

Structure of QCD as a field theory● Basic questions addressed

● What is confinement and how is it related to chiral symmetry breaking?

● What are the underlying symmetries?

● How are these questions related to the properties of quarks and gluons?

[A. Maas Phys. Rep'13]

[M. Denissenya et al. PRD'15]

Structure of QCD as a field theory● Basic questions addressed

● What is confinement and how is it related to chiral symmetry breaking?

● What are the underlying symmetries?

● How are these questions related to the properties of quarks and gluons?

● The Gribov-Singer ambiguity

[A. Maas, Confinement'16]

[A. Maas Phys. Rep'13]

[M. Denissenya et al. PRD'15]

Structure of QCD as a field theory● Basic questions addressed

● What is confinement and how is it related to chiral symmetry breaking?

● What are the underlying symmetries?

● How are these questions related to the properties of quarks and gluons?

● The Gribov-Singer ambiguity

● Methods: Dyson-Schwinger equations, lattice

● Alkofer, Glozman, Huber, Maas

[A. Maas, Confinement'16]

Hadrons and form-factors

Hadrons and form-factors● Structure of baryons

● Recent review: Prog. Nuc. Part. Phys. '16

● Mass spectrum

[C. Fischer et al., PNPP'16]

Hadrons and form-factors● Structure of baryons

● Recent review: Prog. Nuc. Part. Phys. '16

● Mass spectrum● (Electromagnetic)

Formfactors

[C. Fischer et al., PNPP'16]

[S. Kofler et al., PRD'15]

Hadrons and form-factors● Structure of baryons

● Recent review: Prog. Nuc. Part. Phys. '16

● Mass spectrum● (Electromagnetic)

Formfactors● Generalized PDFs

[C. Fischer et al., PNPP'16]

[S. Kofler et al., PRD'15]

[W. Schweiger et al.]

Hadrons and form-factors● Structure of baryons

● Recent review: Prog. Nuc. Part. Phys. '16

● Mass spectrum● (Electromagnetic)

Formfactors● Generalized PDFs

● Mesons and weak decays● Field-theoretic description

[C. Fischer et al., PNPP'16]

[S. Kofler et al., PRD'15]

[W. Schweiger et al.]

Hadrons and form-factors● Structure of baryons

● Recent review: Prog. Nuc. Part. Phys. '16

● Mass spectrum● (Electromagnetic)

Formfactors● Generalized PDFs

● Mesons and weak decays● Field-theoretic description● Methods: Dyson-Schwinger

equations, quark models, coupled channel analysis

● Alkofer, Maas, Sanchis-Alepuz, Schweiger

[C. Fischer et al., PNPP'16]

[S. Kofler et al., PRD'15]

[W. Schweiger et al.]

QCD phase diagram

QCD phase diagram● Heavy-ion physics

● Temperature-dependent correlation functions

[M. Huber et al.]

QCD phase diagram● Heavy-ion physics

● Temperature-dependent correlation functions

● Thermodynamic quantities● Especially (quark)

susceptibilities● Accessible in experiments

● Method development● Density-of-states

approach

[M. Huber et al.]

[M. Giuliani et al. '16]

QCD phase diagram● Heavy-ion physics

● Temperature-dependent correlation functions

● Thermodynamic quantities● Especially (quark)

susceptibilities● Accessible in experiments

● Method development● Density-of-states

approach● Methods: Dyson-Schwinger

equations, lattice● Gattringer, Huber

[M. Huber et al.]

[M. Giuliani et al. '16]

QCD phase diagram

QCD phase diagram● Neutron star and CBM

physics● Method development

● Dual formulation of lattice theories

[C. Gattringer et al.'16]

QCD phase diagram● Neutron star and CBM

physics● Method development

● Dual formulation of lattice theories

● QCD-like theories as role models and benchmarks

● 2-color QCD● G2 QCD● Neutron stars in QCD-like

theories

[C. Gattringer et al.'16]

[O. Hajizadeh et al.'16]

QCD phase diagram● Neutron star and CBM

physics● Method development

● Dual formulation of lattice theories

● QCD-like theories as role models and benchmarks

● 2-color QCD● G2 QCD● Neutron stars in QCD-like

theories● Methods: Dyson-Schwinger

equations, lattice● Gattringer, Glozmann,

Huber, Maas

[C. Gattringer et al.'16]

[O. Hajizadeh et al.'16]

Non-QCD physics

Non-QCD physics● Higgs physics

● Field-theoretical foundations● Gauge-invariant perturbation theory [A. Maas et al. PRD'15]

Non-QCD physics● Higgs physics

● Field-theoretical foundations● Gauge-invariant perturbation theory● Experimental predictions

[A. Maas et al. PRD'15]

[L. Egger et al.]

Non-QCD physics● Higgs physics

● Field-theoretical foundations● Gauge-invariant perturbation theory● Experimental predictions

● BSM physics● Strongly-interacting new sectors

[A. Maas et al. PRD'15]

[L. Egger et al.]

[M. Hopfer et al. JHEP'14]

Non-QCD physics

[A. Maas et al. PRD'15]

[L. Egger et al.]

[M. Hopfer et al. JHEP'14]

[A. Maas et al.'16]

● Higgs physics● Field-theoretical foundations● Gauge-invariant perturbation theory● Experimental predictions

● BSM physics● Strongly-interacting new sectors● Spectroscopy● New constraints in model building

Non-QCD physics

[A. Maas et al. PRD'15]

[L. Egger et al.]

[M. Hopfer et al. JHEP'14]

[A. Maas et al.'16]

● Higgs physics● Field-theoretical foundations● Gauge-invariant perturbation theory● Experimental predictions

● BSM physics● Strongly-interacting new sectors● Spectroscopy● New constraints in model building

● Dark matter● Strongly-interacting dark matter

Non-QCD physics

[A. Maas et al. PRD'15]

[L. Egger et al.]

[M. Hopfer et al. JHEP'14]

[A. Maas et al.'16]

● Higgs physics● Field-theoretical foundations● Gauge-invariant perturbation theory● Experimental predictions

● BSM physics● Strongly-interacting new sectors● Spectroscopy● New constraints in model building

● Dark matter● Strongly-interacting dark matter

● Methods: Dyson-Schwinger equations, lattice, perturbation theory

● Alkofer, Maas

Graz is a center for particle physics

Graz is a center for particle physics

● Wide and varied activities in particle physics● Hadrons physics, QCD phase diagram, Higgs and

BSM physics, astroparticle physics

Graz is a center for particle physics

● Wide and varied activities in particle physics● Hadrons physics, QCD phase diagram, Higgs and

BSM physics, astroparticle physics

● Common link: Non-perturbative physics● From foundations of quantum gauge theories to

phenomenology

Graz is a center for particle physics

● Wide and varied activities in particle physics● Hadrons physics, QCD phase diagram, Higgs and

BSM physics, astroparticle physics

● Common link: Non-perturbative physics● From foundations of quantum gauge theories to

phenomenology

● Structured surroundings● Doctoral school● Embedded in national and international networks

and collaborations

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55th International Winter School on Theoretical Physics

Bound States and Resonances13th-17th of Februrary 2017

Lecturers: I. Belyaev, C. Fischer, C. Pica, S. Prelovsek, R. Roth, A. Szczepaniak

Admont, Styria, Austria

St. Goar 2017

Bound States in QCD and Beyond II

20th-23rd of February 2017

St. Goar, Germany

Official announcement coming soon!