427 citations · 4.4k across the 129 of their papers we have counts for
Showing 1996 · astro-phShow all
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astro-ph1996
Search for Old Neutron Stars in molecular clouds: Cygnus Rift and Cygnus OB7
Tomaso Belloni, Luca Zampieri, Sergio Campana
We present the results of a systematic search for old isolated neutron stars (ONSs) in the direction of two giant molecular clouds in Cygnus (Rift and OB7). From theoretical calcul…
astro-ph1996
ROSAT observations of A0538--66 during quiescence
Sergio Campana
We discuss serendipitous ROSAT observations of the Be transient A0538-66, which contains the fastest known accreting X-ray pulsar (69 ms). We show that this transient is detected s…
astro-ph1996
Is RXJ1856.5-3754 an old neutron star?
S. Campana, S. Mereghetti, L. Sidoli
An unusual X-ray source, RXJ1856.5-3754, has recently been discovered with ROSAT: its spectrum resembles that of supersoft sources, but the very high X-ray to optical flux ratio ex…