Weak gravitational lensing

  title={Weak gravitational lensing},
  author={Henk Hoekstra},
— Luminous tracers have been used extensively to map the large-scale matter distribution in the Universe. Similarly the dynamics of stars or galaxies can be used to estimate masses of galaxies and clusters of galaxies. However, assumptions need to be made about the dynamical state or how well galaxies trace the underlying dark matter distribution. The… CONTINUE READING