195 citations · 342 across the 18 of their papers we have counts for
19 papers
Relativistic effects of PSR~J1856--0039 double neutron star system in a 2.36-hour compact orbit
Z. L. Yang, J. L. Han, W. Q. Su +11
Compact double neutron star (DNS) systems are unique laboratories for testing gravitational theories and studying DNS mergers. Here we report the properties of a new DNS system, PS…
FAST Pulsar Database III. Snapshots of nulling, mode-changing and subpulse modulation of 374 pulsars
Yi Yan, J. L. Han, J. Xu +8
Based on sensitive L-band (1.0 to 1.5 GHz) observations of pulsars using the Five-hundred-meter Aperture Spherical radio Telescope (FAST), we analyzed single-pulse sequences from F…
The FAST Galactic Plane Pulsar Snapshot Survey. IX. Timing Three Binary Pulsars with Wide Orbits and Low Orbital Eccentricities
Z. L. Yang, J. L. Han, W. Q. Su +11
Current pulsar timing models face challenges when applied to binary pulsars with wide orbits and low orbital eccentricities. The conventional \texttt{DD} model accurately character…
Mass measurements of the double neutron star system PSR J0641+0448
Z. L. Yang, J. L. Han, P. F. Wang +8
Pulsar timing of double neutron star (DNS) systems is one of the best methodologies to study the neutron star masses distribution. Here we report the discovery of a double neutron…
FAST Pulsar Database: II. Scattering profiles of 149 Pulsars
W. C. Jing, J. L. Han, C. Wang +10
The turbulent ionized interstellar medium diffracts radio waves and makes them propagate in multiple paths. The pulse-broadening observed at low frequencies results from the scatte…
Bright bursts with sub-millisecond structures of FRB 20230607A in a highly magnetized environment
DeJiang Zhou, J. L. Han, Bing Zhang +19
We report the observations of a repeating FRB 20230607A for 15.6 hours spanning 16 months using the Five-hundred-meter Aperture Spherical Radio Telescope (FAST) with the detection…
The FAST Galactic Plane Pulsar Snapshot survey: VIII. 116 binary pulsars
P. F. Wang, J. L. Han, Z. L. Yang +12
Finding pulsars in binaries are important for measurements of the masses of neutron stars, for tests of gravity theories, and for studies of star evolution. We are carrying out the…
The FAST Galactic Plane Pulsar Snapshot survey: VI. The discovery of 473 new pulsars
J. L. Han, D. J. Zhou, C. Wang +13
The Five-hundred-meter Aperture Spherical radio Telescope (FAST) is the most sensitive telescope at the -band (1.0-1.5 GHz) and has been used to carry out the FAST Galactic Plan…
Searching radio signals from two magnetars and a high-magnetic field pulsar and the serendipitous discovery of a new radio pulsar PSR J1935+2200
Lang Xie, J. L. Han, Z. L. Yang +8
Magnetars are slowly rotating, highly magnetized young neutron stars that can show transient radio phenomena for radio pulses and fast radio bursts. We conducted radio observations…
Dwarf pulses of 10 pulsars detected by FAST
Yi Yan, J. L. Han, D. J. Zhou +5
How pulsars radiate is a long-standing problem. Detailed polarization measurements of individual pulses shed light on currently unknown emission processes. Recently, based on super…
Individual subpulses of PSR B1916+14 and their polarization properties
Tao Wang, C. Wang, J. L. Han +4
Individual subpulses of pulsars are regarded as the basic emission components, providing invaluable information to understand the radio emission process in the pulsar magnetosphere…
Quasi-regular variations of subpulse drifting for PSR J1857+0057
Yi Yan, J. L. Han, C. Wang +1
During observations of the Galactic Plane Pulsar Snapshot (GPPS) survey by the Five-hundred-meter Aperture Spherical radio Telescope (FAST), varying subpulses drifting of PSR J1857…
FAST pulsar database: I. Polarization profiles of 682 pulsars
P. F. Wang, J. L. Han, J. Xu +6
Pulsar polarization profiles are very basic database for understanding the emission processes in pulsar magnetosphere. After careful polarization calibration of the 19-beam L-band…
Distinct polarization properties for two emission states of four pulsars
Yi Yan, P. F. Wang, J. L. Han
Four pulsars, PSRs J1838+1523, J1901+0510, J1909+0007 and J1929+1844, are found to exhibit bright and weak emission states from sensitive FAST observations. New FAST observations h…
A new emission mode of PSR B1859+07
Tao Wang, P. F. Wang, J. L. Han +3
Previous studies have identified two emission modes in PSR B1859+07: a normal mode that has three prominent components in the average profile, with the trailing one being the brigh…
The FAST Galactic Plane Pulsar Snapshot Survey: III. Timing results of 30 FAST-GPPS discovered pulsars
W. Q. Su, J. L. Han, P. F. Wang +14
Timing observations are crucial for determining the basic parameters of newly discovered pulsars. Using the Five-hundred-meter Aperture Spherical radio Telescope (FAST) with the L-…
The FAST Galactic Plane Pulsar Snapshot Survey: II. Discovery of 76 Galactic rotating radio transients and their enigma
D. J. Zhou, J. L. Han, Jun Xu +15
We are carrying out the GPPS survey by using the FAST, the most sensitive systematic pulsar survey in the Galactic plane. In addition to about 500 pulsars already discovered throug…
Peering into the Milky Way by FAST: III. Magnetic fields in the Galactic halo and farther spiral arms revealed by the Faraday effect of faint pulsars
Jun Xu, Jinlin Han, Pengfei Wang +1
The Five-hundred-meter Aperture Spherical radio Telescope (FAST) is the most sensitive radio telescope for pulsar observations. We make polarimetric measurements of a large number…
The FAST Galactic Plane Pulsar Snapshot survey: I. Project design and pulsar discoveries
J. L. Han, Chen Wang, P. F. Wang +34
Discovery of pulsars is one of the main goals for large radio telescopes. The Five-hundred-meter Aperture Spherical radio Telescope (FAST), that incorporates an L-band 19-beam rece…