202 citations
- Istituto Nazionale di Fisica Nucleare, Sezione di MilanoIT12 papers
- University of MilanIT11 papers
- Boğaziçi UniversityTR9 papers
- Istituto Nazionale di Fisica Nucleare, Sezione di NapoliIT8 papers
- University of Milano-BicoccaIT5 papers
- Istanbul Technical UniversityTR4 papers
- Feza Gürsey InstituteTR3 papers
- University of LisbonPT3 papers
- University of PortsmouthGB3 papers
- Epistem (United Kingdom)GB2 papers
- Institute for Nuclear ResearchRU2 papers
- Istituto Nazionale di Fisica NucleareIT2 papers
Showing 2010Show all
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gr-qc2010★ 48 cited
A noncommutative approach to the cosmological constant problem
Remo Garattini, Piero Nicolini
In this paper we study the cosmological constant emerging from the Wheeler-DeWitt equation as an eigenvalue of the related Sturm-Liouville problem. We employ Gaussian trial functio…
gr-qc2010★ 5 cited
Wormholes or Gravastars?
Remo Garattini
The one loop effective action in a Schwarzschild background is here used to compute the Zero Point Energy (ZPE) which is compared to the same one generated by a gravastar. We find…