The cadmium zinc telluride imager on AstroSat

V Bhalerao, D Bhattacharya, A Vibhute… - Journal of Astrophysics …, 2017 - Springer
Abstract The Cadmium Zinc Telluride Imager (CZTI) is a high energy, wide-field imaging
instrument on AstroSat. CZTI's namesake Cadmium Zinc Telluride detectors cover an energy …

Hard X-ray polarimetry—an overview of the method, science drivers, and recent findings

T Chattopadhyay - Journal of Astrophysics and Astronomy, 2021 - Springer
The last decade has seen a leapfrog in the interest of X-ray polarimetry with a number of
new polarization measurements in hard X-rays from AstroSat, POLAR, GAP, and PoGO+ …

Hard x-ray polarization catalog for a five-year sample of gamma-ray bursts using AstroSat CZT imager

T Chattopadhyay, S Gupta, S Iyyani… - The Astrophysical …, 2022 - iopscience.iop.org
Abstract The Cadmium Zinc Telluride Imager (CZTI) on board AstroSat has been regularly
detecting gamma-ray bursts (GRBs) since its launch in 2015. Its sensitivity to polarization …

Prompt emission polarimetry of gamma-ray bursts with the AstroSat CZT imager

T Chattopadhyay, SV Vadawale, E Aarthy… - The Astrophysical …, 2019 - iopscience.iop.org
X-ray and gamma-ray polarization measurements of the prompt emission of gamma-ray
bursts (GRBs) are believed to be extremely important for testing various models of GRBs. So …

AstroSat CZT imager observations of GRB 151006A: timing, spectroscopy, and polarization study

AR Rao, V Chand, MK Hingar, S Iyyani… - The Astrophysical …, 2016 - iopscience.iop.org
AstroSat is a multi-wavelength satellite launched on 2015 September 28. The CZT Imager of
AstroSat on its very first day of operation detected a long duration gamma-ray burst (GRB) …

In-orbit performance AstroSat CZTI

SV Vadawale, AR Rao, D Bhattacharya… - … 2016: Ultraviolet to …, 2016 - spiedigitallibrary.org
Cadmium-Zinc-Telluride Imager (CZTI) is one of the five payloads on-board recently
launched Indian astronomy satellite AstroSat. CZTI is primarily designed for simultaneous …

Characterization of silicon photomultipliers (sipms) for space exploration

SK Goyal, AP Naik, P Sharma - Advances in Space Research, 2022 - Elsevier
Abstract Silicon Photomultipliers (SiPMs) are the devices, which along with scintillation
detectors can be used for the radiation measurements. We are developing instruments using …

Sub-MeV spectroscopy with AstroSat-CZT imager for gamma ray bursts

T Chattopadhyay, S Gupta, V Sharma, S Iyyani… - Journal of Astrophysics …, 2021 - Springer
Abstract Cadmium–Zinc–Telluride Imager (CZTI) onboard AstroSat has been a prolific
Gamma-Ray Burst (GRB) monitor. While the 2-pixel Compton scattered events (100–300 …

Characterization of CeBr3 and NaI (Tl) based detector modules with readout using an array of Silicon Photomultiplier for the future space exploration programs

SK Goyal, AP Naik, P Sharma, AJ Verma… - Advances in Space …, 2024 - Elsevier
Interaction of X-rays with a scintillation detector produces optical photons in the visible
range. The spectral and spatial information of the X-ray can be derived by detecting these …

In-orbit performance of UVIT on ASTROSAT

A Subramaniam, SN Tandon… - … 2016: Ultraviolet to …, 2016 - spiedigitallibrary.org
We present the in-orbit performance and the first results from the ultra-violet Imaging
telescope (UVIT) on ASTROSAT. UVIT consists of two identical 38cm coaligned telescopes …