Abstract

view Abstract Citations (20) References (14) Co-Reads Similar Papers Volume Content Graphics Metrics Export Citation NASA/ADS Pulse Sharpness and Asymmetry in Millisecond Pulsars Chen, Kaiyou ; Shaham, Jacob Abstract The light curves of radiation from antipodal caps of rapidly rotating neutron stars are calcuated with and without gravity. The light curves depend strongly on the rotation speed and on the emission spectrum and could become quite sharp. Gravity generally flattens the light curves, but it does so less for rapidly rotating neutron stars and the newly discovered PSR 1957+20, and can never flatten them enough to explain the absence of pulsation from low-mass X-ray binaries. Rotation also causes an asymmetry in the pulses similar to that caused by interstellar medium absorption or scattering. Publication: The Astrophysical Journal Pub Date: April 1989 DOI: 10.1086/167295 Bibcode: 1989ApJ...339..279C Keywords: Gravitational Effects; Light Curve; Pulsars; X Ray Binaries; Doppler Effect; Emission Spectra; Stellar Envelopes; Stellar Magnetic Fields; Stellar Rotation; Stellar Spectrophotometry; Astrophysics; PULSARS; RELATIVITY; STARS: NEUTRON; STARS: ROTATION; X-RAYS: BINARIES full text sources ADS | data products SIMBAD (3)

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