3-11 July 2007
Merida, Mexico
Mexico/General timezone
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OG 2.2

Place

Location: Merida, Mexico
Room: Uxmal + Tulum (Holiday Inn)
Date: 4 Jul 10:30 - 11:55

Timetable | Contribution List

Displaying 7 contributions out of 7
Type: Oral Session: OG 2.2
Track: OG.2.2
The Cygnus arm of the galaxy contains a large number of energetic astrophysical sources, including numerous supernova remnants (SNRs), pulsar wind nebulae (PWN) and X-ray binary systems. Indeed, in terms of potential galactic sources needed to explain the origin of the high energy cosmic rays, Cygnus is the promising region accessible to northern hemisphere observatories using the air s ... More
Presented by Prof. Rene ONG on 4/7/2007 at 15:54
Type: Oral Session: OG 2.2
Track: OG.2.2
The H.E.S.S. telescope has detected a new very high energy gamma-ray point-like source, HESS J0632+058. It is the first point-like source detected by H.E.S.S. without any obvious counterpart. The excess lies in a region where interaction between the Monoceros supernova remnant and the Rosette Nebula may occur. The energy spectrum of the observed gamma-rays is well described by a power law of i ... More
Presented by Mr. Armand FIASSON on 4/7/2007 at 16:30
Type: Oral Session: OG 2.2
Track: OG.2.2
The TeV source J2032+4130 is the first unidentified detection in very high energy astrophysics and remains so. There have been contradictory claims regarding its extension, flux level and variability in gamma-rays, although the longest and most sensitive observation up to now favor a steady, extended source. MAGIC has devoted more than 80 hours on J2032+4130 observations during 2005 and 2006. ... More
Presented by Dr. Emma OÑA-WILHELMI on 4/7/2007 at 16:06
Type: Oral Session: OG 2.2
Track: OG.2.2
The South Pole Air Shower Experiment (SPASE-2) began operation in 1996 and took data until it was decommissioned in December, 2006. We are currently analyzing some 200 million reconstructed events taken between 1997 and the end of 2006. In this paper we report on a search for 100 TeV gamma-rays from three specific Southern hemisphere point sources discovered by H.E.S.S. to have gamma-ray spect ... More
Presented by Dr. Xinhua BAI (*!) on 4/7/2007 at 16:18
Type: Oral Session: OG 2.2
Track: OG.2.2
Many of the unidentified Egret sources are believed to be young pulsars. Such young not-identified pulsars should be surrounded by pulsar wind nebulae which are at present well established TeV gamma-ray sources (like Vela X, MSH 15-52 and G0.9+0.1). Moreover, other type of gamma-ray sources are likely, i.e. binary systems, molecular clouds, supernovae remnants, massive stars. The Milagro exp ... More
Presented by Mr. Hendrik BARTKO on 4/7/2007 at 15:30
Type: Oral Session: OG 2.2
Track: OG.2.2
The Tibet air shower array experiment has been conducted at Yangbajing (90.522°E, 30.102°N; 4300m above sea level) in Tibet, China, Since 1990. A search for extended emission from Cygnus region was carried out using data taken from the Tibet III (1999 November -2005 November) arrays. Spreading across -3° to ~3° in Galactic latitude and 65°to ~85°in Galactic longitude, an excess tha ... More
Presented by yue WANG on 4/7/2007 at 15:42
Type: Oral Session: OG 2.2
Track: OG.2.2
The gamma-quantum spectra produced by the electronic and hadronic components of cosmic rays have similar shapes at the energies from 1GeV to 1 TeV due to the synchrotron losses of the electrons. So, the only observational possibility to discriminate between leptonic and hadronic contributions is to measure the gamma-quantum spectrum at energies higher than 1 TeV, where these two spectra are e ... More
Presented by Vera Yurievna SINITSYNA on 4/7/2007 at 16:42
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