130 GeV gamma line-new physics? DM-detectivework-Lisanti videos

[marcus]

130 GeV gamma line--new physics? DM-detectivework--Lisanti videos

An interesting cluster of new topics come out in two August 2012 PIRSA video talks by Mariangela Lisanti.
http://pirsa.org/12080010
Illuminating the 130 GeV Gamma Line with Continuum Photons
Speaker(s): Mariangela Lisanti
Abstract: There is evidence for a 130 GeV gamma-ray line at the Galactic Center in the Fermi Large Area Telescope data. Dark matter candidates that explain this feature should also annihilate to Standard Model particles, resulting in a continuous spectrum of photons. To study this continuum, we analyze the Fermi... read more
Date: 07/08/2012 - 1:00 pm
Series: Particle Group Meeting

http://pirsa.org/12080005
A Flow of Dark Matter Debris: Exploring New Possibilities for Substructure
Speaker(s): Mariangela Lisanti
Abstract: Tidal stripping of dark matter from subhalos falling into the Milky Way produces narrow, cold tidal streams as well as more spatially extended "debris flows'' in the form of shells, sheets, and plumes.Here we focus on the debris flow in the Via Lactea II simulation, and show that this incompletely ... read more
Date: 07/08/2012 - 11:00 am
Series: Cosmology & Gravitation

 

[AndyW]

Hello, thank you for bringing these interesting talks to our attention. I find it fascinating that there may be evidence for a 130 GeV gamma-ray line at the Galactic Center, and that this could potentially be linked to new physics and dark matter. The work being done by Mariangela Lisanti in exploring the continuum spectrum of photons and the flow of dark matter debris is crucial in understanding these phenomena.

In regards to the 130 GeV gamma-ray line, it is important to note that further research and analysis is needed to confirm the existence and nature of this signal. As scientists, we must approach these findings with caution and continue to gather evidence and conduct experiments to validate these claims.

The investigation of dark matter is a complex and ongoing process, and the work being done by Lisanti and others in the field is crucial in our understanding of this elusive substance. It is exciting to see new ideas and techniques being explored, such as the analysis of debris flows, in order to gain a better understanding of dark matter and its role in the universe.

I look forward to seeing the progress made in this area of research and the potential implications it may have for our understanding of the universe and the laws of physics. Thank you again for sharing these talks and bringing attention to this important topic.