3 papers
astro-ph.HE2021
Spatial Modulation Search Applied to the Search and Confirmation of Highly Scintillated Pulsars at FAST with A Pulsar Discovered in M3
Lei Qian, Zhichen Pan
We present a pulsar candidate identification and confirmation procedure based on a position-switch mode during the pulsar search observations. This method enables the simultaneous…
astro-ph.GA2021
Quantifying the anisotropic density structure of the Central Molecular Zone -- a 2D correlation function approach
Xiu-Yu Cai, Guang-Xing Li, Lei Qian
The Central Molecular Zone (CMZ) is a ring-like structure sitting at the center of the Milky Way. Using the 870 m continuum map from the APEX Telescope Large Area Survey of the…
astro-ph.IM2019
A PRESTO-based Parallel Pulsar Search Pipeline Used for FAST Drift Scan Data
Qiuyu Yu, Zhichen Pan, Lei Qian +9
We developed a pulsar search pipeline based on PRESTO (PulsaR Exploration and Search Toolkit). This pipeline simply runs dedispersion, FFT (Fast Fourier Transformation), and accele…