Professor Halverson works in experimental cosmology, including observations of the Cosmic Microwave Background (CMB) and mm-wave instrumentation development efforts. His previous experience at Caltech ...
83-97 (15 pages) ABSTRACT Design and performance details are given for the Cosmic Background Imager (CBI), an interferometer array that is measuring the power spectrum of fluctuations in the cosmic ...
a celestial fossil called the "cosmic microwave background," or CMB. "By studying the polarization of the CMB, astrophysicists can infer what the universe must have been like at earlier times ...
He is currently a co-investigator on two ground-based CMB experiments: the South Pole Telescope (SPT) and Polarbear/Simons Array. He is also Co-I on a NASA Explorer Missions of Opportunity proposal ...