138 citations · 760 across the 25 of their papers we have counts for
Showing 2007Show all
2 papers · 1 filter
astro-ph2007★ 124 cited
Intermittent millisecond X-ray pulsations from the neutron-star X-ray transient SAX J1748.9-2021 in the globular cluster NGC 6440
D. Altamirano, P. Casella, A. Patruno +2
We report on intermittent X-ray pulsations with a frequency of 442.36 Hz from the neutron-star X-ray binary SAX J1748.9--2021 in the globular cluster NGC 6440. The pulsations were…
astro-ph2007★ 1 cited
kHz QPO pairs expose the neutron star of Circinus X-1
S. Boutloukos, M. van der Klis, D. Altamirano +2
We discovered kHz QPOs in 80 archived RXTE observations from the peculiar low-mass X-ray binary (LMXB) Circinus X-1. In 11 cases these appear in pairs in the frequency range of ~23…