93 citations · 497 across the 14 of their papers we have counts for
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astro-ph1999★ 51 cited
Strong Field Gravity and X-Ray Observations of 4U1820-30
P. Kaaret, S. Piraino, P. F. Bloser +5
The behavior of quasi-periodic oscillations (QPOs) at frequencies near 1 kHz in the x-ray emission from the neutron star x-ray binary 4U1820-30 has been interpreted as evidence for…
astro-ph1997★ 93 cited
Spectral State Transitions in Aql X-1: Evidence for `Propeller' Effects
S. N. Zhang, W. Yu, W. Zhang
Aql X-1 is a soft X-ray transient source and emits type I X-ray bursts. A spectral state transition was observed with RXTE during its outburst decay in February and March 1997. Its…