Konrad Waldorf - Vortragsmanuskripte

Auf dieser Seite finden Sie Vortragsmanuskripte oder Folien einiger ausgewählter Vorträge, die ich gehalten habe.

Vorträge 2023

The stringor bundle
Workshop "Geometric/Topological Quantum Field Theories and Cobordisms", New York University Abu Dhabi, März 2023
Präsentation

Transgression of higher structures to loop spaces
Workshop "Loop Space and Higher Category", online, Dezember 2022
Präsentation
A representation of the string 2-group
TQFT Club Seminar, online, November 2022
Video
Geometric T-Duality: Buscher rules in general topology
Programm "Higher Structures and Field Theory", Erwin-Schrödinger-Institut für Mathematische Physik, August 2022
Video
Diffeology as an extension of topology by geometry
Seminar on diffeology and related topics, online, Juni 2022
Skript

String geometry
Oberseminar "Renormalisation and Geometry", Universität Potsdam, Juni 2021
Video

An introduction to higher parallel transport
Oberseminar "Algebraic and combinatorial perspectives in the mathematical sciences", online, September 2020
Präsentation Video
2-vector bundles, with applications to twisted K-theory and spin geometry
Programm "Higher Structures and Field Theory", Erwin-Schrödinger-Institut für Mathematische Physik, August 2020
Skript

Functorial Field Theories and Spin Geometry
Mathematics Colloquium Series, New York University Abu Dhabi, November 2019
Skript
Stacks, Gerbes, and T-Duality
Oberseminar "Differential Geometry", University of Adelaide, Februar 2019
Skript

Fusion in loop spaces
Workshop "Geometric Quantization", Banff International Research Station for Mathematical Innovation and Discovery, April 2018
Video
Non-geometric T-duals and non-abelian gerbes
Workshop "Quantum Spacetime '18", III. Annual workshop of the COST Action MP1405 "Quantum Structure of Spacetime", Best Western Hotel Expo, Sofia, Februar 2018
Skript

String connections and loop spaces
Workshop "Loop spaces, supersymmetry and index theory", Nankai University at Tianjin, Juli 2017
Präsentation

String geometry and spin geometry on loop spaces
Parallelsession "Mathematical aspects of string theory and string geometry", Conference ''Classical and quantum symmetries in mathematics and physics'', Friedrich-Schiller-Universität Jena, Juli 2016
Skript
Transgressive central extensions of loop groups
Konferenz "Colloquium on Algebras and Representations - Quantum 2016", Universidad Nacional de Córdoba, März 2016
Skript

String structures and supersymmetric sigma models
Programm "Higher structures in string theory and quantum field theory", Erwin-Schrödinger-Institut für Mathematische Physik, Dezember 2015
Skript

Differential string classes and loop spaces
Workshop "Differential Cohomologies", The Graduate Center, CUNY, August 2014
Skript Video
Loop group geometry and transgression
47. Seminar Sophus Lie, Schloss Rauischholzhausen, Mai 2014
Skript

Unendlich-Kategorien und Quantenfeldtheorie
Weihnachtskolloquium, Universität Greifswald, Dezember 2013
Präsentation
Lectures on gerbes, loop spaces, and Chern-Simons theory
Workshop "Chern-Simons Theory: Geometry, Topology and Physics", University of Pittsburgh, Mai 2013
Skript
Lectures on gerbes with connection
Workshop "Topological Aspects of Quantum Field Theories", National University of Singapore, Januar 2013
Skript

A loop space formulation for the geometry of abelian gerbes
Konferenz "Analysis, Geometry, and Quantum Field Theory", Universität Potsdam, Oktober 2011
Skript
Geometric string structures and supersymmetric sigma models
Workshop "Higher Gauge Theory, TQFTs, and Categorification", Cardiff University, Mai 2011
Skript
Abelian gauge theories on loop spaces and their regression
Workshop "Higher Gauge Theory, TQFT and Quantum Gravity", Instituto Superior Técnico Lisboa, Februar 2011
Skript

Global Gauge Anomalies in two-dimensional Bosonic Sigma Models
Workshop "Geometry, Quantum Fields, and Strings: Categorial Aspects", Mathematisches Forschungsinstitut Oberwolfach, Juni 2010
Skript
Transgression of Gerbes to Loop Spaces
Workshop "Higher Structures in Topology and Geometry IV", Georg-August-Universität Göttingen, Juni 2010
Skript
Chern-Simons Theory and the Categorified Group Ring
Workshop "Twisted K-Theory and Loop Groups", Talbot 2010 workshop, Breckenridge, Colorado, Mai 2010
Skript

String Connections and Supersymmetric Sigma Models
Workshop "Homotopy theory and higher algebraic structures", Special Section at AMS Western Section meeting, University of California at Riverside, November 2009
Skript
Multiplicative Gerbes and Chern-Simons Theory
Oberseminar "Topologie", Universität Bonn, Oktober 2009
Skript
String Connections and Chern-Simons 2-Gerbes
Workshop "Strings, Fields and Topology", Mathematisches Forschungsinstitut Oberwolfach, Juni 2009
Skript
Smooth Functors for higher-dimensional Parallel Transport
Workshop "Smooth Structures in Logic, Category Theory and Physics", Ottawa University, Mai 2009
Skript

Transport Functors and Connections on Gerbes
Seminar "Topology", University of California at Berkeley, August 2008
Skript Teil 1 Skript Teil 2
Geometry for 2-Form Gauge Fields
Konferenz "Tagung des Sonderforschungsbereichs Particles, Strings and the Early Universe", Deutsches Elektronen-Synchrotron DESY Zeuthen, Februar 2008
Skript

Parallel Transport and Functors
Konferenz "Categories in Geometry and mathematical Physics", Mediterranean Institute For Life Sciences, September 2007
Skript
Parallel Transport Functors of Principal Bundles and (non-abelian) Bundle Gerbes
Konferenz "Principal Bundles, Gerbes and Stacks", VBAC-Meeting, Physikzentrum Bad Honnef, Juni 2007
Skript

Gerbes in unoriented WZW-Models
Sommerschule "Modern Mathematical Physics IV", University of Belgrade, September 2006
Skript

Introduction to Gerbes in Conformal Field Theory
Workshop "Gerbes, twisted K-theory and conformal field theory", Mathematisches Forschungsinstitut Oberwolfach, August 2005
Skript
Einführung in die perturbative Quantisierung von Chern-Simons-Theorien
Blockseminar "Geometrische Aspekte der konformen Feldtheorie", Rerik, Februar 2005
Skript