Gravitational Lens Time Delays Using Polarization Monitoring

Gravitational lens time delays provide a means of measuring the expansion of the Universe at high redshift (and therefore in the ‘Hubble flow’) that is independent of local calibrations. It was hoped that many of the radio lenses found in the JVAS/CLASS survey would yield time delays as these were s...

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Bibliographic Details
Main Authors: Andrew Biggs, Ian Browne
Format: Article
Language:English
Published: MDPI AG 2017-11-01
Series:Galaxies
Subjects:
Online Access:https://www.mdpi.com/2075-4434/5/4/76