Research report 2014 - Max Planck Institute for Astrophysics
A new standard ruler: Measuring angular diameter distances using time-delay strong lenses
Jee, Inh; Komatsu, Eiichiro, Suyu, Sherry (ASIAA)
Computational Structure Formation
SummaryScientists at the Max Planck Institute for Astrophysics propose a crucially improved distance measurement. They use a strong gravitational lens system with a time-varying source (e. g. a quasar) to measure the angular diameter distance to the lens.