Talks

At conferences/summer schools etc.:

2025

Higher Spherical Scissors Congruence (joint talk with Josefien Kuijper and David Mehrle) at Scissors Congruence and K-theory, July 14-17, University of Pennsylvania, Philadelphia, Pennsylvania, USA

Algebraic Knots from a Motivic point of view at Séminaire Algèbre et géométries, March 10, Institut Fourier, Grenoble, France

2024

From Operations on Milnor-Witt K-theory to Motivic Knot Invariants at 34th NRW topology meeting, November 22, Universität Bielefeld, Bielefeld, Germany

Higher Spherical Scissors Congruence (joint talk with Josefien Kuijper and David Mehrle) at Collaborative Workshop in K-theory and Scissors Congruence, August 02, VU, Nashville, Tennessee, USA

From Operations on Milnor-Witt K-theory to Motivic Knot Invariants at PCMI 2024 Research Program: Motivic Homotopy Theory, July 26, PCMI, Park City, Utah, USA 

From Operations on Milnor-Witt K-theory to Motivic Knot Invariants at Oberseminar Topologie, June 19, Universität Münster, Münster, Germany

2023

Operations between certain Motivic Stable Homotopy Sheaves of Spheres at Young Topologists Meeting 2023, July 25, EPFL, Lausanne, Switzerland

Operations between various Homotopy Modules at Homotopy theory, K-theory and trace methods, July 06, Radboud University Nijmegen, Nijmegen, Netherlands

Motivic Cohomology and Motives (teXed version here: Motivic Cohomology and Motives teXed) at Talbot 2023: Computations in motivic stable homotopy theory, June 05, The Shire in the woods, McGrath, Minnesota, USA

Operations on Milnor-Witt K-theory at Oberseminar Algebra und Topologie, January 11, BUW, Wuppertal, Germany

2022

Motivic Poincaré Series and Stratifications at Grothendieck ring and Derived category: a gathering, April 27, Università di Torino, Turin, Italy

2021

Motivic point counting at London Junior Number Theory Seminar, June 01, Imperial College London, Online

2020

Making the p-adic's motivic at 2020 Summer Tropical Algebraic Geometry Online SeminAUR (STAGOSAUR): Top Weight Cohomology of Moduli Spaces of Curves, July 21, Online

Moduli space of stable curves at 2020 Summer Tropical Algebraic Geometry Online SeminAUR (STAGOSAUR): Top Weight Cohomology of Moduli Spaces of Curves, July 03, Online


At local seminars/workshops etc.:

2025

Stable Results at Oberseminar Topology (on Motivic and Real Étale Homotopy Theory), July 02, Universität Osnabrück

Stable Power Operations of Ordinary Mod p Cohomology at Oberseminar Topology (on The Motivic Sphere in Non-A^1-invariant Motivic Homotopy Theory and Stable Power Operations), February 26, Universität Osnabrück

Cohomology Operations at Oberseminar Topology (on The Motivic Sphere in Non-A^1-invariant Motivic Homotopy Theory and Stable Power Operations), January 29, Universität Osnabrück

2024

Affine Algebraic Groups are Linear at Oberseminar Algebraic Geometry (on Algebraic Groups), April 29, HHU Düsseldorf

2023

Algebraic Stacks at Oberseminar Algebraic Geometry (on the irreducibility of the space of curves), December 11, HHU Düsseldorf

Knot (and Diagram) Quandles at Oberseminar on Algebra and Geometry (Knots and Quandles), June 23, HHU Düsseldorf

Operations on Milnor-Witt K-theory at Advanced Seminar on Group Theory (Research talks), May 02, HHU Düsseldorf

Chern Classes und K_num at Oberseminar Algebraic Geometry (on Bridgeland Stability Conditions), April 17, HHU Düsseldorf

2022

Néron-Severi Group and Mordell-Weil Lattice at Oberseminar Algebraic Geometry (on Elliptic Surfaces), December 05, HHU Düsseldorf

(Operations on) Milnor-Witt K-theory at Oberseminar Model Theory (Research talks), November 22, HHU Düsseldorf

Motivic Integration at Oberseminar Algebraic Geometry (on Motivic Integration), June 20, HHU Düsseldorf

Classifying Topoi I at Oberseminar Model Theory (on Topos Theory), June 01, HHU Düsseldorf

2021

Systems of Topologies at Oberseminar Model Theory (on the Étale-open Topology and Stable Large Fields), November 16, HHU Düsseldorf

Derived Category and Canonical Bundle I: The Reconstruction Theorem of Bondal and Orlov at Oberseminar Algebraic Geometry (on Derived Categories of Coherent Sheaves), November 15, HHU Düsseldorf

The What, Why and Where of a poor human's Motive (aka playing with scissors in Algebraic Geometry) at Non-professor meetings of the GRK2240 Workshop, November 11, HHU Düsseldorf

2020

Triangulated Categories and Localization at GRK2240 Workshop (on Tensor-Triangular Geometry), May 05, Online

2019

Motivic Integration and the Motivic Monodromy Conjecture at Non-professor meetings of the GRK2240 Workshop, December 05, BUW Wuppertal