Spiral arms, as those of our own Milky Way, are some of the most spectacular features in disc galaxies. It has been argued that star formation should proceed...
Do the Most Massive Black Holes at z = 2 Grow via Major Mergers?
The most frequently proposed model for the origin of quasars holds that the high accretion rates seen in luminous active galactic nuclei (AGN) are primarily...
Does magnetic pressure affect the intracluster medium dynamics?
A possible discrepancy found between the determination of mass of the intracluster medium (ICM) from gravitational lensing data and that from X-ray observations...
Does the diurnal temperature range respond to changes in the cosmic ray flux?}
Recent studies have suggested that measurements of the diurnal temperature range (DTR) over Europe may provide evidence of a long-hypothesized link between the...
Does the virial mass drive the intra-cluster light?. Relationship between the ICL and M<SUB>vir</SUB> from VEGAS
In this Letter, we revisit the relationship between the fraction of the intra-cluster light (ICL) as well as the virial mass and the fraction of early-type...
Doppler and modulation tomography of XTEJ1118+480 in quiescence
We present Doppler and modulation tomography of the X-ray nova XTEJ1118+480 with data obtained during quiescence using the 10-m Keck II telescope. The hotspot...
Doppler images of the RS CVn binary HR 1099 (V711 Tau) from the MUSICOS 1998 campaign
We present Doppler Images of the RS CVn binary system HR 1099 (V711 Tau) from spectra taken in two different sites, KPNO and MSO, during the MUSICOS 1998...
Doppler Imaging and Differential Rotation of σ<SUP>2</SUP> Coronae Borealis Using SONG
We present new Doppler images of both components of the double-lined binary σ 2 CrB, based on the high-resolution spectroscopic data collected during 11 nights...
Doppler imaging of the double-lined active binary V824 Ara
We introduce an iterative spectral disentangling technique combined with Doppler imaging in order to recover surface temperature maps for both components of...