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astro-ph2000
Radio Microlensing: Past, Present & Near Future
L. V. E. Koopmans, A. G. de Bruyn, C. D. Fassnacht +3
Strongly correlated non-intrinsic variability between 5 and 8.5 GHz has been observed in one of the lensed images of the gravitational lens B1600+434. These non-intrinsic (i.e. `ex…
astro-ph2000
CLASS B0827+525: `Dark lens' or binary radio-loud quasar?
L. V. E. Koopmans, A. G. de Bruyn, C. D. Fassnacht +12
We present radio, optical, near-infrared and spectroscopic observations of the source B0827+525. We consider this source as the best candidate from the Cosmic Lens All-Sky Survey (…