Search Results - "Nasimi, Hikmat"
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Re-detection and a possible time variation of soft X-ray polarization from the Crab
Published in Nature astronomy (01-05-2020)“…The Crab nebula is so far the only celestial object with a statistically significant detection in soft X-ray polarimetry 1 – 4 , a window that has not been…”
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Journal Article -
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X-Ray Polarimetry of the Accreting Pulsar 1A 0535+262 in the Supercritical State with PolarLight
Published in The Astrophysical journal (01-06-2023)“…Abstract The X-ray pulsar 1A 0535+262 exhibited a giant outburst in 2020, offering us a unique opportunity for X-ray polarimetry of an accreting pulsar in the…”
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3
PolarLight: a CubeSat X-ray polarimeter based on the gas pixel detector
Published in Experimental astronomy (01-04-2019)“…The gas pixel detector (GPD) is designed and developed for high-sensitivity astronomical X-ray polarimetry, which is a new window about to open in a few years…”
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Journal Article -
4
Author Correction: Re-detection and a possible time variation of soft X-ray polarization from the Crab
Published in Nature astronomy (01-08-2020)“…An amendment to this paper has been published and can be accessed via a link at the top of the paper…”
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A Significant Detection of X-ray Polarization in Sco X-1 with PolarLight and Constraints on the Corona Geometry
Published in Astrophysical journal. Letters (01-01-2022)“…Abstract We report the detection of X-ray polarization in the neutron-star low-mass X-ray binary Scorpius (Sco) X-1 with PolarLight. The result is…”
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6
Modeling the in-orbit Background of PolarLight
Published in The Astrophysical journal (01-03-2021)“…Abstract PolarLight is a gas pixel X-ray polarimeter mounted on a CubeSat, which was launched into a Sun-synchronous orbit in 2018 October. We build a mass…”
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In-orbit operation and performance of the CubeSat Soft X-ray polarimeter PolarLight
Published in Advances in space research (01-01-2021)“…PolarLight is a compact soft X-ray polarimeter onboard a CubeSat, which was launched into a low-Earth orbit on October 29, 2018. In March 2019, PolarLight…”
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FPGA-Based Back-End Electronics for the Imaging X-Ray Polarimetry Explorer Mission
Published in 2020 IEEE Aerospace Conference (01-03-2020)“…The Imaging X-Ray Polarimetry Explorer (IXPE) is the next NASA small explorer mission, due to be launched with a Falcon 9 rocket on May 2021. IXPE will perform…”
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Conference Proceeding -
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X-ray Polarimetry of the accreting pulsar 1A~0535+262 in the supercritical state with PolarLight
Published 26-04-2023“…The X-ray pulsar 1A 0535+262 exhibited a giant outburst in 2020, offering us a unique opportunity for X-ray polarimetry of an accreting pulsar in the…”
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Journal Article -
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A significant detection of X-ray Polarization in Sco X-1 with PolarLight and constraints on the corona geometry
Published 06-12-2021“…The Astrophysical Journal Letters, 924:L13 (5pp), 2022 January 1 We report the detection of X-ray polarization in the neutron star low mass X-ray binary…”
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Journal Article -
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Discrimination of background events in the PolarLight X-ray polarimeter
Published 13-05-2021“…PolarLight is a space-borne X-ray polarimeter that measures the X-ray polarization via electron tracking in an ionization chamber. It is a collimated…”
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X-ray polarimetry of the Crab nebula with PolarLight: polarization recovery after the glitch and a secular position angle variation
Published 23-04-2021“…We report follow-up observations of the Crab nebula with the PolarLight X-ray polarimeter, which revealed a possible variation in polarization associated with…”
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Journal Article -
13
Modeling the in-orbit background of PolarLight
Published 17-01-2021“…PolarLight is a gas pixel X-ray polarimeter mounted on a CubeSat, which was launched into a Sun-synchronous orbit in October 2018. We build a mass model of the…”
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Journal Article -
14
Calibration of the IXPE focal plane X-ray polarimeters to polarized radiation
Published 15-06-2022“…The Astronomical Journal 164 (2022) 103 IXPE (Imaging X-ray Polarimetry Explorer) is a NASA Small Explorer mission -- in partnership with the Italian Space…”
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Re-detection and a Possible Time Variation of Soft X-ray Polarisation from the Crab
Published 11-11-2020“…Nature Astronomy 4, 511 (2020) The Crab nebula is so far the only celestial object with a statistically significant detection in soft x-ray polarimetry, a…”
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Journal Article -
16
In-orbit Operation and Performance of the CubeSat Soft X-ray Polarimeter PolarLight
Published 02-09-2020“…PolarLight is a compact soft X-ray polarimeter onboard a CubeSat, which was launched into a low-Earth orbit on October 29, 2018. In March 2019, PolarLight…”
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Journal Article -
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The Instrument of the Imaging X-ray Polarimetry Explorer
Published 31-07-2021“…While X-ray Spectroscopy, Timing and Imaging have improved verymuch since 1962, when the first astronomical non-solar source was discovered, especially with…”
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Journal Article -
18
PolarLight: a CubeSat X-ray Polarimeter based on the Gas Pixel Detector
Published 05-03-2019“…The gas pixel detector (GPD) is designed and developed for high-sensitivity astronomical X-ray polarimetry, which is a new window about to open in a few years…”
Get full text
Journal Article