Sentences with phrase «cosmological weak lensing»
The distortions are tiny, but starting in 2000, astronomers managed to detect the effect, which is known as cosmological weak lensing, in surveys of thousands of galaxies.
http://www.sciencemag.org/ Not exact matches
Dark Energy Survey year 1 results: Cosmological constraints from galaxy clustering and weak lensing.
In addition to Gruen, who led the weak lensing working group, and Wechsler, whose group provided realistic simulations of the survey critical to testing several aspects of the cosmological analysis, a large number of KIPAC scientists, postdoctoral fellows, graduate students and alumni have made crucial contributions to DES — from building the instrument to developing theory and simulations and analyzing the data.
Astronomers have found a number of uses for ESI, from observing the cosmological effects of weak gravitational lensing to searching for the most metal - poor stars in our galaxy.