Publications in general relativity The Dirac equation in general relativity: A guide for calculations, P. Collas and D. Klein, Text: Springer Biefs in Physics, Quantum Physics (2019) DOI 10.1007/978-3-030-14825-6, https://www.springer.com/gp/book/9783030148249 Dirac particles in a gravitational shock wave, P. Collas and D. Klein, https://arxiv.org/abs/1801.02756 (2018). pdf The Dirac equation in general relativity: A guide for calculations, P. Collas and D. Klein, Notes (2018). pdf Embeddings and time evolution of the Schwarzschild wormhole, P. Collas and D. Klein, American Journal of Physics 80, 203 (2012). pdf Erratum: Recessional velocities and Hubble's law in Schwarzschild-de Sitter space, D. Klein and P. Collas, Physical Review D 83, 129901(E) (2011). pdf Recessional velocities and Hubble's law in Schwarzschild-de Sitter space, D. Klein and P. Collas, Physical Review D 81, 063518 (2010) (http://arxiv.org/abs/1001.1875). pdf Exact Fermi coordinates for a class of spacetimes, D. Klein and P. Collas, Journal of Mathematical Physics, 51, 022501 (2010). (http://link.aip.org/link/?JMP/51/022501). pdf Timelike Killing fields and relativistic statistical mechanics, D. Klein and P. Collas, Classical and Quantum Gravity, 26, (2009) 045018. (http://stacks.iop.org/0264-9381/26/045018). pdf General Transformation Formulas for Fermi-Walker Coordinates, D. Klein and P. Collas, Classical and Quantum Gravity, 25, (2008) 145019. (http://stacks.iop.org/0264-9381/25/145019). pdf A Statistical Mechanical Problem in Schwarzschild Spacetime, P. Collas and D. Klein, General Relativity and Gravitation, 39, 737 (2007). pdf Causality Violating Geodesics in Bonnor's Rotating Dust Metric, P. Collas and D. Klein, General Relativity and Gravitation, 36, 2549 (2004). pdf A Simple Criterion for Nonrotating Reference Frames, P. Collas and D. Klein, General Relativity and Gravitation, 36, 1493 (2004). pdf Frame Dragging Anomalies for Rotating Bodies, P. Collas and D. Klein, General Relativity and Gravitation, 36, 1197 (2004). pdf Simple tests for proposed interior Kerr metrics, P. Collas, Lettere al Nuovo Cimento, 21, 68 (1978). pdf (Erratum in Lettere al Nuovo Cimento, 22, 472 (1978). pdf) Erratum: General Relativity in two- and three-dimensional space-times, P. Collas, American Journal of Physics, 46, 309 (1978). pdf General Relativity in two- and three-dimensional space-times, P. Collas, American Journal of Physics, 45, 833 (1977). pdf Trapped null geodesics in a rotating interior metric, P. Collas and J. K. Lawrence, General Relativity and Gravitation, 7, 715 (1976). pdf
Publications in other areas Coulomb scattering in the Born approximation and the use of generalized functions: Supplementary material, P. Collas, American Journal of Physics, 89, 799 (2021). pdf Coulomb scattering in the Born approximation and the use of generalized functions, P. Collas, American Journal of Physics, 89, 799 (2021). pdf Coulomb scattering in the Born approximation and the use of generalized functions, P. Collas, arXiv:2102.13105 (2021). pdf Convergence of Hamiltonian systems to billiards, P. Collas, D.Klein and H-P. Schwebler, CHAOS, 8, 466 (1998). pdf An ergodic adding machine on the Cantor set, P. Collas and D. Klein, L'Enseignement Mathématique, 40, 249 (1994). pdf Quantum mechanics vs spectral differential geometry, P. Collas, Physics Letters, A149, 179, (1990). pdf Acoustic levitation in the presence of gravity. P. Collas, M. Barmatz and C. Shipley, Journal of the Acoustical Society of America, 86, 777 (1989). pdf Erattum: Acoustic levitation in the presence of gravity. P. Collas, M. Barmatz and C. Shipley, Journal of the Acoustical Society of America, 140, 3518 (2016). pdf Metamorphosis from the viewpoint of differential geometry, P. Collas, Physics Letters, A135, 151 (1989). pdf Acoustic radiation force on a particle in a temperature gradient, P. Collas and M. Barmatz, Journal of the Acoustical Society of America, 81, 1327 (1987). pdf Acoustic radiation potential on a sphere in plane, cylindrical, and spherical standing wave fields, M. Barmatz and P. Collas, Journal of the Acoustical Society of America, 77, 928 (1985). pdf Errattum: Acoustic radiation potential on a sphere in plane, cylindrical, and spherical standing wave fields, M. Barmatz and P. Collas, Journal of the Acoustical Society of America, 140, 3519 (2016). pdf Acoustic radiation force on a sphere in plane, cylindrical and spherical standing wave fields, M. Barmatz and P. Collas, Proceedings of the 11me Congrés International D'Acoustique, 245, Paris (1983). Equivalent potentials in classical mechanics, P. Collas, Journal of Mathematical Physics, 22, 2512 (1981). pdf Scattering in parabolic coordinates and a new representation for the scattering amplitude, T. Azzarelli and P. Collas, Physical Review D 12, 3237 (1975). pdf Sommerfeld-Watson representation without poles, T. Azzarelli and P. Collas, Lettere al Nuovo Cimento, 12, 601 (1975). pdf Algebraic solution of the Kepler problem using the Runge-Lenz vector, American Journal of Physics, 38, 253 (1970). pdf Response of linear structures to classes of pressure fields. I. Deterministic nonconvecting fields, M. G. Cottis and P. Collas, Journal of the Acoustical Society of America, 46, 678 (1967). pdf Observable effects of the leading Landau singularity of the box graph, P. Collas and R. E. Norton, Physical Review, 160, 1346 (1967). pdf
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