2 papers
astro-ph2002
Optical Continuum Sources in Gravitationally Lensed Quasars
L. J. Goicoechea, D. Alcalde, V. N. Shalyapin
We review some techniques to study the nature and size of the optical continuum sources in multiple QSOs. We focus on the source originating the events with several months timescal…
astro-ph1999
Extended CIII]lambda1909 emission in Q0957+561
E. Mediavilla, V. Motta, ; S. Arribas +7
2D spectroscopy of Q0957+561 in the CIII]lambda1909 emission line reveals a rich variety of spatially extended features. We point out: (i) a blueshifted region apparently connectin…