Mag. Harold Steinacker, PhD
Summer term 2018
Winter term 2017
Summer term 2017






















Chatzistavrakidis, A, Steinacker, H & Zoupanos, G 2012, Orbifold matrix models and fuzzy extra dimensions. in Proceedings of the Corfu Summer Institute 2011 School and Workshops on Elementary Particle Physics and Gravity;September 4-18, 2011;Corfu, Greece. Unknown publisher.

Chatzistavrakidis, A, Steinacker, H & Zoupanos, G, Fuzzy extra dimensions and particle physics models, 2011, Web publication.







Chatzistavrakidis, A, Steinacker, H & Zoupanos, G 2011, 'Orbifold matrix models and fuzzy extra dimensions' Pos - Proceedings of Science, vol CORFU2011, 047.












Steinacker, H 2009, Emergent gravity and gauge theory from matrix models. in INTERNATIONAL JOURNAL OF MODERN PHYSICS A . International Journal of Modern Physics A: particles and fields; gravitation; cosmology; nuclear physics, no. 15, vol. 24, World Scientific Publishing Co. Pte. Ltd., pp. 2866-2876. DOI: 10.1142/S0217751X09046217



Grosse, H, Lizzi, F & Steinacker, H 2009, Matrix Models, Emergent Spacetime and Symmetry Breaking. in Proceedings of the 25th Max Born Symposium 2009, Univ Wroclw, Wroclaw, POLAND, JUN 29-JUL 03, 2009 European Sci Fdn, Quantum Grav Res Networking Progamme. AIP Conference Proceedings, vol. 1196, Springer New York LLC, pp. 144-153. DOI: 10.1063/1.3284377















Pawelczyk, J & Steinacker, H 2003, Fuzzy D-branes on group manifolds. in GROUP 24: Physical and Mathematical Aspects of Symmetries: Proceedings of the 24th International Colloquium on Group Theoretical Methods in Physics. Institute of Physics Conference Series, vol. 173, IOP Publishing Ltd, pp. 301-304.






Steinacker, H 2001, Aspects of the q-deformed fuzzy sphere. in Euroconference on Brane New World and Noncommutative Geometry. Modern Physics Letters A, World Scientific Publishing Co. Pte. Ltd., pp. 361-365. DOI: 10.1142/S0217732301003462

Fiore, G, Steinacker, H & Wess, J 2001, 'Decoupling braided tensor factors' Physics of Atomic Nuclei, vol 64, no. 12, pp. 2116-2120. DOI: 10.1134/1.1432909






From matrix models to quantized geometry, gravity and cosmology

Steinacker, H. (Invited speaker)
15 Nov 2017

Activity: Science to ScienceTalk or oral contribution


Fuzzy spaces and space-times from Yang-Mills matrix models

Steinacker, H. (Invited speaker)
2 Nov 20173 Nov 2017

Activity: Science to ScienceTalk or oral contribution


Emergent gravity and higher spin on covariant quantum spaces

Steinacker, H. (Invited speaker)
22 Sep 201728 Sep 2017

Activity: Science to ScienceTalk or oral contribution


Covariant quantum spaces and higher-spin theory in the IKKT matrix model

Steinacker, H. (Invited speaker)
4 Sep 20176 Sep 2017

Activity: Science to ScienceTalk or oral contribution


Higher-spin theory and gravity from fuzzy 4-spheres

Steinacker, H. (Invited speaker)
9 Jun 2017

Activity: Science to ScienceTalk or oral contribution


Covariant quantum spaces and higher spin from matrix models

Steinacker, H. (Invited speaker)
6 Jun 201710 Jun 2017

Activity: Science to ScienceTalk or oral contribution


Covariant Quantum Spaces, the IKKT Model and Gravity

Steinacker, H. (Invited speaker)
20 Mar 201723 Mar 2017

Activity: Science to ScienceTalk or oral contribution


Covariant Quantum Spaces, the IKKT Model and Gravity

Steinacker, H. (Invited speaker)
23 Feb 2017

Activity: Science to ScienceTalk or oral contribution


Matrix Models, covariant quantum spaces and gravity

Steinacker, H. (Invited speaker)
6 Dec 20169 Dec 2016

Activity: OtherTalk or oral contribution


Covariant quantum spaces and emergent gravity in the IKKT matrix model

Steinacker, H. (Invited speaker)
12 Oct 2016

Activity: OtherTalk or oral contribution


String states, loops and effective action in NC field theory and matrix models

Steinacker, H. (Invited speaker)
26 Sep 20161 Oct 2016

Activity: OtherTalk or oral contribution


Fuzzy spaces and applications

Steinacker, H. (Invited speaker)
21 Aug 201628 Aug 2016

Activity: OtherTalk or oral contribution


Emergent 4D gravity on covariant quantum spaces in the IKKT model

Steinacker, H. (Invited speaker)
4 Jul 20167 Jul 2016

Activity: OtherTalk or oral contribution


The fuzzy four-sphere and its stabilization by vacuum energy

Steinacker, H. (Speaker)
6 Feb 201612 Feb 2016

Activity: OtherTalk or oral contribution


Die moderne Physik nach Einstein oder: Rätsel zwischen Relativitätstheorie und Quantentheorie

Steinacker, H. (Invited speaker)
27 Oct 2015

Activity: OtherTalk or oral contribution


The issue of Quantum Space-Time

Steinacker, H. (Invited speaker)
21 Sep 2015

Activity: OtherTalk or oral contribution


Chiral low-energy physics from squashed brane solutions in deformed N=4 Super-Yang-Mills

Steinacker, H. (Speaker)
1 Sep 20154 Sep 2015

Activity: OtherTalk or oral contribution


Chiral low-energy physics from squashed branes in deformed N=4 SYM

Steinacker, H. (Invited speaker)
23 Aug 201529 Aug 2015

Activity: OtherTalk or oral contribution


Squashed fuzzy extra dimensions from coadjoint orbits in N=4 SYM with large rank

Steinacker, H. (Invited speaker)
1 Jun 20155 Jun 2015

Activity: OtherTalk or oral contribution


Self-intersecting fuzzy extra dimensions and chiral gauge theory in N=4 super-Yang-Mills

Steinacker, H. (Invited speaker)
16 Jan 2015

Activity: OtherTalk or oral contribution


Mathematische Physik

Boltzmanngasse 5
1090 Wien
Room: 3525

T: +43-1-4277-51526

harold.steinacker@univie.ac.at