522 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Instituto Superior TécnicoPT53 papers
- University of LisbonPT24 papers
- Centro de MatemáticaPT10 papers
- Universidade Técnica de LisboaPT9 papers
- University of MinhoPT9 papers
- Iscte – Instituto Universitário de LisboaPT4 papers
- Universidade do PortoPT4 papers
- Universidade Federal do Rio de JaneiroBR3 papers
- University of TurinIT3 papers
- Centre National de la Recherche ScientifiqueFR2 papers
- Heriot-Watt UniversityGB2 papers
- Istituto Nazionale di Fisica Nucleare, Sezione di TorinoIT2 papers
Showing 2011 · gr-qcShow all
2 papers · 2 filters
gr-qc2011★ 14 cited
Spherical linear waves in de Sitter spacetime
Joao L. Costa, Artur Alho, Jose Natario
We apply Christodoulou's framework, developed to study the Einstein-scalar field equations in spherical symmetry, to the linear wave equation in de Sitter spacetime, as a first ste…
gr-qc2011★ 6 cited
Optimal time travel in the Godel universe
Jose Natario
Using the theory of optimal rocket trajectories in general relativity, recently developed in arXiv:1105.5235, we present a candidate for the minimum total integrated acceleration c…