PPT-GAMMA-RAY COMPACT BINARIES*

ASTROPHYSICAL SCENARIOS Félix Mirabel CEASaclayFrance Neutron stars amp Black holes in stellar binary systems that radiate in gammarays Will not refer. Varun Bhalerao. California Institute of Technology. Collaborators: F. Harrison, S. . Kulkarni. , Marten van . Kerkwijk. , and others. Weighing in on Neutron Stars. Varun Bhalerao. Why?. How?. What?. Classes of objects. ASTROPHYSICAL SCENARIOS. Félix Mirabel. *. Neutron stars & Black . holes. in . stellar. . binary. . systems. . that. . radiate. in gamma-rays.. (Will not . refer. to . other. types gamma-ray . extreme physics at play. Bruce Gendre. ARTEMIS. Description of a GRB. Gamma-ray Burst : . burst of high energy photons. Isotropic distribution on the sky. extragalactic events. . quite common (~2/day. Andrew Levan. University of Warwick. Parameter space. Kouveliotou. et al. 1993. Parameter space. Kulkarni. & . Kasliwal. 2010. Parameter space. LGRBs. SGRBs. SGRs. ?. TDEs?. Galactic sources (SGR, LMXB, HMXB, . and self enrichment of globular clusters. Norbert Langer (. Bonn). Onno Pols (. Utrecht). Rob Izzard (. Brussels). Selma de Mink. Utrecht . . Bonn . . . STScI. (. N. ov 2010). A&A 507, 1 (2009). Polarimeter. for Solar flares . (. GRIPS. ). Recently funded NASA LCAS balloon mission. 3D position-sensitive germanium spectrometer. High spectral resolution (~2 keV FWHM at 662 keV). Compton-scatter track reconstruction. New discoveries and follow up observations. University of Hertfordshire. Joana Gomes. Outline. New binaries. T dwarf search and summer student. Follow up observations. White dwarf observations. L dwarfs. with matter. Interaction of x-ray photons with matter. . When a beam of x-ray photons passes through matter, its intensity (energy . –. or number of x-ray photons - flowing per second) is reduced: . Nathalie . Japkowicz. , Colin . Bellinger. , . Shiven. Sharma, Rodney Berg, Kurt . Ungar. . University of Ottawa, Northern Illinois University. Radiation Protection Bureau, Health Canada. catch a burst and notify other observatoriesboth in space and on the ground of its approx-imate locationWithin minutes HETE-2 mayobtain a precise locationCurrent telescopestake much longer to notify o Vikram . Dwarkadas. . (U Chicago). Matthieu. Renaud, . Alexandre. . Marcowith. . (LUPM, U Montpellier). Vincent . Tatischeff. . (. Univ. Paris-. Sud. ). August 11 2017. TevPA 2017 : VVD. 1. We acknowledge support from the FACCTS program at . ABRAÃO NOVA, FREDERICO RIBEIRO, PAMALLA OLIVEIRA, DANIEL AMANCIO, CÁSSIA MACHADO, ALEXANDRA CAROLINA, MARCIO PAIXÃO, ANTONIO ANTONINO, ENIVALDO BARBOSA, ANTONIO BARBOSA, MARIA LOURENÇO, MARCOS RODRIGUES, AND RICHARD HECK. Flashes. Gamma Ray . Astronomy. . Beginning. started . as a small budget research program in 1959. monitor. ing. compliance with the 1963 Partial Test Ban Treaty by the Soviet Union, and other nuclear-capable states. Marie-Laure Mauborgne. SLB. CSG17 – July 17. th. 2023. 1. Founded by a physicist and an engineer in 1926 to conduct the first geophysical measurements of rock formations . What is SLB?. (former Schlumberger).