XRISM data on Her X-1 reveal increasing wind speed with height, decreasing column density, weakly evolving ionization, and a new brief second wind component tied to orbital phase.
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2 Pith papers cite this work, alongside 8 external citations. Polarity classification is still indexing.
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The highly broadened Fe K line in Her X-1 is resolved for the first time and is shown to vary with the neutron star rotation phase and 35-day precession cycle, supporting an accretion-column origin.
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XRISM/Resolve observations of Hercules X-1: vertical structure and kinematics of the disk wind
XRISM data on Her X-1 reveal increasing wind speed with height, decreasing column density, weakly evolving ionization, and a new brief second wind component tied to orbital phase.
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XRISM/Resolve observations of Hercules X-1: a pulsating, highly broadened Fe K emission line from the neutron star accretion column
The highly broadened Fe K line in Her X-1 is resolved for the first time and is shown to vary with the neutron star rotation phase and 35-day precession cycle, supporting an accretion-column origin.