sexta-feira, 12 de novembro de 2021

seminar CMA-UBI On our way to describe the unseen: dark energy, black holes and wormholes

The Honourable Schoolboy 





On our way to describe the unseen: dark energy, black holes and wormholes

Oradora: Mariam Bouhmadi-López, Ikerbasque and University of the Basque Country

Título: On our way to describe the unseen: dark energy, black holes and wormholes

Data, hora e local: 16 de novembro 2021, às 11h15m, na Sala de Reuniões do Departamento de Matemática.



Seminário/Talk 16/11/2021 | 11h15min Local: Sala de reuniões do Departamento de Matemática (Bloco VI) On our way to describe the unseen: dark energy, black holes and wormholes Mariam Bouhmadi-López Ikerbasque and University of the Basque Country 


Resumo/Abstract: In the current talk, we will first revise the well known wcdm model for several ranges of the equation of state parameter of the dark energy sector encoded on the parameter w. We will then present some phantom dark energy models that fully fit the available observational data. Those models are harmless from a quantum point of view, in the sense that the singularities or abrupt events they might induce are cured at the quantum level. In addition, some of those models can support regular blackholes as well as wormholes that do not require matter with a wrong kinetic term. The talk is based on several works I did in recent years with colleagues from CMA-UBI (Portugal), Cologne University (Germany), Complutense University (Spain), NTU (Taiwan), Oujda University (Morocco) and Yangzhou University (China).

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