POLARIZATION MEASUREMENTS FOR GRBs Content 1 Introduction processes

POLARIZATION MEASUREMENTS FOR GRBs

Content 1. Introduction: processes of gamma-ray generation 2. Astrophysical sources (BBH, NS&magnetars, AGN, GRBs etc) 3. Polarimetry technique and instruments 4. Wide-field gamma-ray telescope for polarisation measurements.

Non-linear Electrodynamics effects in vicinity of pulsars and magnetars

Binary black holes

SEPARATION OF TWO CONTRIBUTIONS TO THE HIGH ENERGY EMISSION OF CYGNUS X-1: POLARIZATIONMEASUREMENTS WITH INTEGRAL SPI 1 E. Jourdain 1, J. P. Roques 1, M. Chauvin 1 and D. J. Clark 1, 2

Neutron Stars, Pulsar Wind Nebulae, and Magnetars

Measuring x-ray polarization in the presence of systematic effects: Known background Ronald F. Elsner*, Stephen L. O’Dell, and Martin C. Weisskopf

Active Galactic Nuclei Jets from Active Galactic Nuclei

X-Ray and Gamma-Ray Polarization in Leptonic and Hadronic Jet Models of Blazars H. Zhang 1 and M. BЁottcher 2, 1

Gamma-Ray Bursts

Application of Jitter Radiation: Gamma-ray Burst Prompt Polarization Jirong Mao 1, 2, 3 and Jiancheng Wang 2, 3

Prompt Emission Davide Lazzati New Journal of Physics 8 (2006) 131

Davide Lazzati New Journal of Physics 8 (2006) 131

Afterglow Davide Lazzati New Journal of Physics 8 (2006) 131

Davide Lazzati New Journal of Physics 8 (2006) 131

Application of Jitter Radiation: Gamma-ray Burst Prompt Polarization Jirong Mao 1, 2, 3 and Jiancheng Wang 2, 3

Polarisation measurement problems: - geometry effects (electron beam, disk shape etc) - physical effects (synchrotron emission in ordered magnetic field) - birefringence What is needing to measure? - polarisation degree & polarisation angle - in different energy bands - with timing