Manuel Krämer

Former PhD student

Current position (2018 (?) –)

Afdeling Theoretische Fysica
Katholieke Universiteit Leuven

Research interests

Canonical quantum gravity and quantum cosmology:
- Semiclassical approximation
- Quantum-gravitational effects in the CMB
- Singularity resolution in quantum-cosmological models

» INSPIRE publication records » Short CV » Teaching

Publications

Claus Kiefer and M.K.,
Quantum Gravitational Contributions to the Cosmic Microwave Background Anisotropy Spectrum,
Phys. Rev. Lett. 108, 021301 (2012), arXiv:1103.4967.
Claus Kiefer and M.K.,
Can effects of quantum gravity be observed in the cosmic microwave background?,
Int. J. Mod. Phys. D 21, 1241001 (2012), arXiv:1205.5161.
» First Award in the 2012 Essay Contest of the Gravity Research Foundation
» Short article for a more general audience on 2Physics.com
Donato Bini, Giampiero Esposito, Claus Kiefer, M.K., and Francesco Pessina,
On the modification of the cosmic microwave background anisotropy spectrum from canonical quantum gravity,
Phys. Rev. D 87, 104008 (2013), arXiv:1303.0531.
Mariam Bouhmadi-López, Claus Kiefer, and M.K.,
Resolution of type IV singularities in quantum cosmology,
Phys. Rev. D 89, 064016 (2014), arXiv:1312.5976.

Talks

Resolution of late-time singularities in quantum cosmology
- 14th British Gravity Meeting, Cambridge – April 1, 2014
Recent applications of Wheeler–DeWitt quantum cosmology
- Talk at the Friday Seminar of the Szczecin Cosmology Group, University of Szczecin – March 21, 2014
Resolution of type IV singularities in quantum cosmology
- DPG-Frühjahrstagung, HU Berlin – March 17, 2014
Applications of Quantum Cosmology
- Invited talk at the seminar “Theorie-Palaver”, Institut für Physik, Johannes Gutenberg-Universität Mainz – January 28, 2014
Potential observational effects from Wheeler–DeWitt quantum cosmology
- Strings, Cosmology and Gravity Student Conference 2013, MPI für Physik, Munich – November 9, 2013 » Slides
- LOOPS 13, Perimeter Institute, Waterloo, Ontario, Canada – July 23, 2013 » Recorded talk
Potential observational effects from a semiclassical approximation to Quantum Gravity
- 20th International Conference on General Relativity and Gravitation (GR20), Warsaw – July 12, 2013
The modification of the primordial power spectrum from canonical quantum gravity
- 8. Kosmologietag, Bielefeld – April 26, 2013
Singularity avoidance in quantum cosmology
- DPG-Frühjahrstagung, Jena – March 1, 2013
Can effects of quantum gravity be observed in the cosmic microwave background?
- Postgrad Encounters on Fundamental Physics, Barcelona – October 18, 2012
- 13th Marcel Grossmann Meeting, Stockholm – July 2, 2012 » Proceedings contribution: arXiv:1303.1544
- Relativity and Gravitation – 100 Years after Einstein in Prague, Prague – June 27, 2012
- Seminar of the Gravitational Physics Group at the Instituto de Estructura de la Materia, Madrid – June 11, 2012
Quantum gravitational effects for cosmological perturbations
- DPG-Frühjahrstagung, Göttingen – March 1, 2012
Quantum Gravitational Contributions to the CMB Anisotropy Spectrum
- 4th Strings, Cosmology and Gravity Student Conference (SCGSC), London – November 3, 2011
- 6. Kosmologietag, Bielefeld – May 5, 2011
- DPG-Frühjahrstagung, Karlsruhe – March 28, 2011

Teaching

Close

Summer term 2014	Exercise classes on Relativity and Cosmology II
Winter term 2013/14	Exercise classes on Relativity and Cosmology I
Summer term 2013	Exercise classes on Relativity and Cosmology II
Winter term 2012/13	Exercise classes on Relativity and Cosmology I
Summer term 2012	Übungen zu Quantenphysik
Winter term 2011/12	Exercise classes on Relativity and Cosmology II
Summer term 2011	Exercise classes on Relativity and Cosmology I
Summer term 2010	Übungen zu Mathematische Methoden der Physik

Curriculum vitae

Close

02/2011 – 01/2015	PhD student in the group of Prof. Dr. Claus Kiefer, University of Cologne
11/2010	Diploma in Physics (equivalent to a Master’s degree), University of Bonn
11/2009 – 11/2010	Diploma thesis in Theoretical Physics: “Quantum Gravitational Corrections to the Primordial Power Spectrum of Density Fluctuations Within the Framework of Quantum Geometrodynamics” Supervisor: Prof. Dr. Claus Kiefer
01/2009 – 06/2009	Erasmus student at the Université Pierre et Marie Curie (Paris VI): Master 2 – Concepts fondamentaux de la physique: Parcours de physique théorique
since 10/2008	Member of the Bonn-Cologne Graduate School of Physics and Astronomy (BCGS)
04/2005 – 11/2010	Diploma studies in Physics at the University of Bonn