Universität zu Köln

2020

Kwidzinski, Nick (2020). Quantum Fate of Singularities in Anisotropic Cosmological Models. PhD thesis, Universität zu Köln.

Kwidzinski, Nick, Malafarina, Daniele, Ostrowski, Jan J., Piechocki, Wlodzimierz ORCID: 0000-0002-0313-5395 and Schmitz, Tim ORCID: 0000-0002-2822-2794 (2020). Hamiltonian formulation of dust cloud collapse. Phys. Rev. D, 101 (10). COLLEGE PK: AMER PHYSICAL SOC. ISSN 1550-2368

2019

Czuchry, Ewa, Kwidzinski, Nick and Piechocki, Wlodzimierz ORCID: 0000-0002-0313-5395 (2019). Comparing the dynamics of diagonal and general Bianchi IX spacetime. Eur. Phys. J. C, 79 (2). NEW YORK: SPRINGER. ISSN 1434-6052

Kiefer, Claus and Kwidzinski, Nick (2019). Singularity avoidance in anisotropic quantum cosmology. Journal of Physics: Conference Series, 1275. 012011. IOP. ISSN 1742-6588

Kiefer, Claus, Kwidzinski, Nick and Piontek, Dennis (2019). Singularity avoidance in Bianchi I quantum cosmology. The European Physical Journal C, 79 (8). Springer. ISSN 1434-6044

Kwidzinski, Nick and Piechocki, Wlodzimierz ORCID: 0000-0002-0313-5395 (2019). Curvature invariants for the Bianchi IX spacetime filled with tilted dust. Eur. Phys. J. C, 79 (3). NEW YORK: SPRINGER. ISSN 1434-6052

2018

Kiefer, Claus, Kwidzinski, Nick and Piechocki, Włodzimierz (2018). On the dynamics of the general Bianchi IX spacetime near the singularity. The European Physical Journal C, 78 (9). Springer. ISSN 1434-6044

2016

Kamenshchik, Alexander, Kiefer, Claus ORCID: 0000-0001-6163-9519 and Kwidzinski, Nick (2016). Classical and quantum cosmology of Born-Infeld type models. Phys. Rev. D, 93 (8). COLLEGE PK: AMER PHYSICAL SOC. ISSN 1550-2368