Modular categories as representations of the 3-dimensional bordism 2-category (with Chris Douglas, Chris Schommer-Pries and Jamie Vicary), Sep 2015.
Extended 3-dimensional bordism as the theory of modular objects (with Chris Douglas, Chris Schommer-Pries and Jamie Vicary), Nov 2014.
The Geometry of Unitary 2-Representations of Finite Groups and their 2-Characters,
Applied Categorical Structures, Vol 19, Issue 1, pp 175-232 (2011). [arXiv]
Flow equations for Hamiltonians from Continuous Unitary Transformations
Masters thesis in Theoretical Physics, Stellenbosch, 2003.
Categorical Aspects of Topological Quantum Field Theories
Masters thesis in Theoretical Physics, Utrecht University, 2005.
On unitary 2-representations of finite groups and topological quantum field theory
PhD thesis in Pure Mathematics, University of Sheffield, 2009
Non-perturbative flow equations from running expectation values (with FG Scholtz, HB Geyer), Physics Review Letters 91 (2003).
Mode identification in the delta-Scuti star 1 Mon (with L. A. Balona et al)
Monthly notices of the Royal Astronomical Society, Vol 321 Issue 2, pg 239-246 (2001).