Intuitively, we all know that when we see an image of an object, it could either be large and far away or small and close by. Only with a three-dimensional measurement can we actually know what's ...
DASI is an interferometric array designed to measure anisotropy in the CMB radiation on angular scales of 1.3–0.2°, corresponding to multipoles l ≈ 140–900. Arrays of telescopes operate as ...
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