6 papers
A CubeSat Electronics System for Dual-Satellite Coordinated Soft X-Ray Polarimetry
Lirong Xie, Shiqiang Zhou, Kai Chen +12
Addressing the unique requirements for a wide field of view and rapid response in soft X-ray polarization measurements of transient sources such as gamma-ray bursts, this paper pro…
In-Orbit GRB Identification Using LLM-based model for the CXPD CubeSat
Cunshi Wang, Zuke Feng, Difan Yi +12
To validate key technologies for wide field-of-view (FOV) X-ray polarization measurements, the Cosmic X-ray Polarization Detector (CXPD) CubeSat series has been developed as a prot…
Topmetal-L: A Low Noise Charge-Sensitive Pixel Sensor for POLAR2/LPD
Li-rong Xie, Shi-Qiang Zhou, Di-Fan Yi +7
POLAR-2 is a next-generation space astronomy platform led by China, with its core scientific objective focused on high-precision polarization measurements of gamma-ray bursts. As o…
A Novel Pixel-Chip-Based Region-of-Interest Readout Circuit Design
Shi-Qiang Zhou, Li-Rong Xie, Dong Wang +9
This paper presents a novel pixel chip readout scheme: the Region-of-Interest Readout Circuit (ROIRC), which is designed for large area, large array pixel chips and Gas Pixel Detec…
Wide-Field X-ray Polarimetry for High Energy Astronomical Transients: First results of the pathfinder CXPD Cubesat Mission
Hong-Bang Liu, Zu-Ke Feng, Huan-Bo Feng +27
The Low Energy Polarization Detector (LPD) is a key component of the next-generation large-scale Gamma-Ray Burst polarimeter, POLAR-2. It is designed for polarization observations…
In-orbit background and sky survey simulation study of POLAR-2/LPD
Zu-Ke Feng, Hong-Bang Liu, Fei Xie +14
The Low-Energy X-ray Polarization Detector (LPD) is one of the payloads in the POLAR-2 experiment, designed as an external payload for the China Space Station (CSS) deployment in e…