Astrophysics News & Events

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NRHEP Network First Meeting

NRHEP first meeting's poster
Event date
Venue
Physics Amphitheatre
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Event type
The first meeting of the Numerical Relativity and High Energy Physics Network took place at Aveiro University, from 9-13 July 2012. This meeting brought together researchers from Brazil, Italy, Portugal, Spain and the USA, to discuss the state of the art in relativistic gravity and its application in various contexts, ranging from astrophysics to particle physics, using both anaytical and numerical techniques.

Risk in Radio Astronomy; SKA, BINGO and ARCADE

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Speaker
Ian Browne (University of Manchester)
Event date
Venue
Anfiteatro do Instituto de Telecomunicações, U. Aveiro
Event type

Abstract: SKA is a great project but it will be very expensive and we will have to wait a long time for it to come to fruition. In the meantime, small, inexpensive, yet exciting projects should be done lest the subject goes stale while we wait. I will talk about two possible such projects close to my heart.

General Relativity, Cosmology and Black Holes course

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Speaker
Carlos Herdeiro
Event date
Venue
GAP room
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Event type
An extra curricular course on "General Relativity, Cosmology and Black Holes" will run throughout the second semester 2011/12. Only basic knowledge of special relativity and Newtonian gravity will be assumed. By default, sessions will take place every friday at 14H00 in the GAP room. Some lecture notes will be handed out and exercises will be set in every session and solved in the following one.

IV Black Holes Workshop

IV Black Holes Workshop's poster
Event date
Venue
Physics Amphitheatre
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Event type
From astrophysics to high-energy physics, from information theory to quantum gravity, black holes have acquired an ever increasing role in fundamental physics, and are now part of the terminology of many important branches of observational, theoretical and mathematical physics. This workshop aims at bringing together experts about black holes in all their aspects. The fourth edition of the Black Holes Workshop was held at the University of Aveiro in 19-20 December 2011.

Evidence for the Fifth Element: Astrophysical status of Dark Energy

Speaker
Alain Blanchard (University Paul Sabatier, Toulouse, France)
Event date
Venue
GAP room
Event type
Abstract: Evidence for an accelerated expansion of the universe has been provided ten years ago by the Hubble diagram of distant type Ia supernovae. This represents one of the major modern revolutions for fundamental physics and cosmology. It is yet unclear whether the explanation of the fact that gravity becomes repulsive on large scales should be found within general relativity or within a new theory of gravitation. Existing evidences for this acceleration all come from astrophysical observations. In this seminar I will critically examine the present situation of the astrophysical observations and the possible limitation in their interpretation. The main various observational probes will be presented and discussed. I will show that, even when scrutinized with skeptical eyes, the evidence for an accelerating universe is rather robust. Investigation of its very origin appears as the most fascinating challenge of modern physics.

Miguel Zilhão

Position: Long term research fellow - CEEC Assistant researcher (6 years, 2023-29)
(previously) Researcher (hired by research grant PTDC/FIS-AST/3041/2020)

 

Previous positions:
- 2017-2021, Research Scientist Investigator FCT, CENTRA, IST-Lisbon, Portugal
- 2014-2017, Post-doctoral researcher at the Institute of Cosmos Sciences, University of Barcelona, Spain
- 2012-2014, Post-doctoral researcher at the Rochester Institute of Technology, USA