Group Seminar

During the term our group seminar takes place Wednesdays at 4 pm in room SR 02.729. Speakers in the group seminar are external researchers who are visiting our group as well as group members who present ongoing research projects. The current schedule of our group seminars can be found below.

Group seminars SS 2014

TitleTimeRoomSpeaker
"The Large-Volume Limit of a Quantum Tetrahedron is a Quantum Harmonic Oscillator" Wed, 16 Apr
16:00-17:30
SR 02.729 Prof. John Schliemann
Universität Regensburg
"Regge state-sum models of quantum gravity" Wed, 14 May
16:00-17:30
SR 02.729 Dr. Aleksandar Mikovic
Lusófona University and GFM - University of Lisbon
"A Larger State Space for LQG"
Wed, 21 May
16:00-17:30
SR 02.729 Suzanne Lanéry
IQG, FAU Erlangen
"Turaev-Viro amplitudes from 2+1 Loop Quantum Gravity"
Wed, 4 Jun
16:00-17:30
SR 02.729 Dr. Daniele Pranzetti
IQG, FAU Erlangen
"Towards the fundamental spectrum of Quantum Yang-Mills Theory (Master Colloquium)"
Wed, 25 Jun
16:00-17:30
SR 02.729 Klaus Liegener
IQG, FAU Erlangen
"Gaussian measures and representations of the holonomy-flux algebra" Mon, 22 Sep
10:00-11:00
SR 02.729 Stefan Nekovar
IQG FAU Erlangen
"Effective formulations for (canonical) Quantum Theories"
Mon, 22 Sep
11:00-12:00
SR 02.729 Suddhasattwa Brahma
Pennsylvania State University

Group seminars WS 2013/14

TitleTimeRoomSpeaker
"Topological parameters in gravity"
Wed, 9 Oct
14:00-15:30
SR 02.729 Dr. Sandipan Sengupta
Raman Research Institute, Bangalore, India
"General covariant foundations of quantum theory: The general boundary formulation"
Wed, 23 Oct
16:30-18:00
SR 02.729 Prof. Robert Oeckl
Centro de Ciencias Matemáticas, UNAM Morelia, Mexico
"Symmetry Reducing Loop Quantum Gravity"
Wed, 30 Oct
16:30-18:00
SR 02.729 Maximillian Hanusch
Universität Paderborn
"Cosmology with group field theory condensates"
Wed, 13 Nov
16:30-17:30
SR 02.729 Dr. Steffen Gielen
Perimeter Institute
"Deformed Phase Space for 3d gravity"
Tue, 19 Nov
12:30-13:30
SR 02.729 Dr. Maïté Dupuis
University of Waterloo
"Gauge Symmetric Higher derivative theories"
Wed, 20 Nov
14:15-15:45
SR 02.779 (!) Biswajit Paul
S.N.Bose National Centre for Basic Sciences, Kolkata, India
"Null Twisted Geometry"
Wed, 4 Dec
16:30-17:30
SR 02.729 Mingyi Zhang
"Exact evaluations of coherent spin networks and spin foams" Thu, 5 Dec
14:30-15:45
SR 01.683 (!) Jeff Hnybida
Perimeter Institute
"The quantization of submanifold embeddings"
Fri, 6 Dec
12:30-14:00
SR 02.779 (!) Dr. Jochen Zahn
Universität Wien
"Refinement limit of spin net / spin foam models with quantum groups"
Mon, 9 Dec
11:00-12:00
SR 02.729 Sebastian Steinhaus
Perimeter Institute
"Nonperturbative Renormalization Group approaches to quantum gravity"
Tue, 10 Dec
12:15-13:45
SR 00.732 (!) Dr. Astrid Eichhorn
Perimeter Institute for Theoretical Physics
"Mode decomposition and Fourier analysis of physical fields in homogeneous cosmology" Mon, 16 Dec
11:00-12:00
SR 02.729 Dr. Zhirayr Avetisyan
MPI Leipzig
"Locality in Causal Sets"
Mon, 16 Dec
13:30-14:30
SR 02.729 Lisa Glaser
Nils Bohr Institute
"Classically Consistent Theories of Interacting Spin-2 Fields"
Wed, 18 Dec
16:30-18:00
SR 02.729 Angnis Schmidt-May
Stockholm University
"What is the hydrogen atom of quantum field theory"
Thu, 16 Jan
17:00-18:30
SR 01.332 (!) Prof. Michael Thies
IQG, FAU Erlangen
"Geometry of 4-valent spin networks with spin 1/2 (Bachelorkolloquium)" Mon, 3 Feb
15:00-16:00
SR 02.729 Henning Stumpf
FAU IQG
"Semiclassical perturbation theory within loop quantum gravity (Masterkolloquium)"
Mon, 3 Feb
16:00-17:00
SR 02.729 David Winnekens
FAU IQG

Group seminars SS 2013

TitleTimeRoomSpeaker
"Dynamical evaporation of quantum horizons"
Wed, 17 Apr
16:00-17:00
SR 02.729 Dr. Daniel Pranzetti
Max-Planck-Instistute for Gravitational Physics, Potsdam
"Unbroken Discrete Supersymmetry"
Wed, 24 Apr
16:00-17:00
SR 02.729 Dr. Gerhart Seidl
"Relational Evolution of Observables for Hamiltonian-Constrained Systems"
Wed, 15 May
16:00-17:00
SR 02.729 Prof. Jerzy Lewandowski
University of Warsaw
"Tensor operators for the Lorentz group in (2+1) loop quantum gravity"
Wed, 19 Jun
16:00-17:00
SR 02.729 Giuseppe Sellaroli
University of Waterloo
"Tensor operators in LQG"
Wed, 26 Jun
16:00-17:00
SR 02.729 Dr. Florian Girelli
University of Waterloo

Group seminars WS 2012/13

TitleTimeRoomSpeaker
"Multimetric cosmology and structure formation"
Wed, 21 Nov
16:00-17:30
Übungsraum 5, Department Mathematik, Cauerstr. 11 Dr. Manuel Hohmann
Tartu University
"Complete quantization of an inflationary scenario with scalar perturbations"
Wed, 21 Nov
17:30-18:30
SR 02.729 Mikel Fernández Méndez
Instituto de Estructura de la Materia - CSIC
"Topics in LQC"
Wed, 5 Dec
17:00-18:30
SR 02.729 Miguel Campiglia
Institute for Gravitation and the Cosmos, Pennstate University
"Shape Dynamics"
Wed, 19 Dec
17:00-18:30
SR 02.729 Dr. Tim Koslowski
University of New Brunswick, Fredericton, Canada
"Transition amplitude in Dipole Cosmology: first order calculations" Tue, 22 Jan
12:00-13:00
SR 02.779 Marcin Kisielowski
University of Warsaw
"From Finslerian time measures to Finsler geometric gravity"
Tue, 22 Jan
13:00-14:00
SR 02.779 Christian Pfeifer
Universität Hamburg
"Symmetric Subsets of the LQG Configuration Space"
Mon, 28 Jan
17:00-18:00
SR 02.729 Prof. Christian Fleischhack
Universität Paderborn
"Quantum Mechanics in the Polymer Particle Representation" Fri, 8 Feb
11:00-12:00
SR 02.729 Thorsten Reichert
IQG, Uni Erlangen
"Manifestly gauge-invariant cosmological perturbation theory" Wed, 27 Mar
14:00-15:00
SR 02.729 Thomas Zilker
IQG Erlangen

Group seminars SS 2012

TitleTimeRoomSpeaker
"Ab initio calculations in the 5-nucleon system" Tue, 17 Apr
16:00-17:30
SR 02.729 Prof. Hartmut M. Hofmann
FAU Erlangen
"Quantum Field Theory on Quantum Bianchi Spacetimes"
Wed, 2 May
16:00-17:30
SR 02.729 Andrea Dapor
University of Warsaw
"Feynman graphs and Spin Foams"
Thu, 3 May
16:00-17:30
SR 02.729 Prof. Jerzy Lewandowski
University of Warsaw
"Plebanski sectors of spin-foam models" Wed, 30 May
16:00-17:30
SR 02.729 Dr. Jonathan Engle
Florida Atlantic University
"Solving the Euclidean Scalar Constraints by Spin-Foam Methods"
Thu, 31 May
12:15-13:45
SR 02.729 Antonia Zipfel
FAU Erlangen
"The twistorial structure of spinfoam transistion amplitudes"
Mon, 4 Jun
16:00-17:30
SR 02.729 Wolfgang Wieland
CPT Marseille
"Cartan waywiser geometry and its application to the standard model"
Tue, 5 Jun
15:00-16:30
SR 02.729 Dr. Hans Westmann
Perimeter Institute
"Modified Plebanski actions and ghost-free massive gravity"
Wed, 13 Jun
16:00-17:30
SR 02.729 Dr. Simone Speziale
CPT Marseille
"A local Hamiltonian for spherically symmetric gravity coupled to a scalar field"
Wed, 20 Jun
14:00-15:30
SR 02.729 Prof. Jorge Pullin
Louisiana State University
"Discrete Symmetries in Covariant LQG"
Wed, 20 Jun
16:00-17:30
SR 02.729 Dr. Edward Wilson-Ewing
CPT Marseille
"Loop quantization of scalar-tensor gravity and its cosmological application"
Thu, 28 Jun
12:00-13:30
SRTL 307 Prof. Yongge Ma
Beijing Normal University
"Inhomogeneous Universe in LQG" Thu, 12 Jul
18:00-19:30
SR 02.729 Dr. Emanuele Alesci & Dr. Francesco Cianfrani
FAU Erlangen
"Cartan Geometrodynamics" Thu, 16 Aug
15:30-17:00
SR 02.729 Dr. Derek Wise
FAU Erlangen
"General relativity on observer space"
Wed, 22 Aug
16:00-17:30
SR 02.729 Dr. Steffen Gielen
Perimeter Institute
"Black hole complementarity controversy: Firewall or not?"
Tue, 18 Sep
14:00-15:30
SR 02.729 Dr. Dong-han Yeom

Group seminars WS 2011/12

TitleTimeRoomSpeaker
"Constraint Rescaling in Refined Algebraic Quantisation: A study including open algebras"
Tue, 15 Nov
20:00-21:30
SR 02.729 Eric Martinez-Pascual
University of Nottingham
"Asymptotics of Spinfoam Amplitude on Simplicial Manifold"
Tue, 22 Nov
16:00-17:30
SR 02.729 Dr. Muxin Han
CPT Marseille
"Chern-Simons Theory, Vassiliev- Kontsevich Invariant, and Spinfoam Quantum Gravity"
Wed, 23 Nov
16:00-17:30
SR 02.729 Dr. Muxin Han
CPT Marseille
"Superstrings, higher gauge theory, and division algebras"
Wed, 23 Nov
18:00-19:30
SR 02.729 John Huerta
Australian National University


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