Arcminute Cosmology Bolometer Array Receiver

ACBAR is an experiment to measure the anisotropy of the Cosmic microwave background. The ACBAR 145 GHz measurements are the most precise high multipole measurements of the CMB to date.

See also

External links

Cosmic microwave background radiation (CMB)

Discovery of CMB radiation List of CMB experiments Timeline of CMB astronomy

Effects	Cosmic variance Diffusion damping Sachs–Wolfe effect Sunyaev–Zel'dovich effect Recombination Thomson scattering	Full-sky temperature map taken by NASA's Wilkinson Microwave Anisotropy Probe (WMAP)

Space-based experiments	COBE CMBPol Planck RELIKT-1 SPOrt WMAP

Balloon experiments	Archeops BOOMERanG EBEX MAXIMA QMAP Spider TopHat

Ground-based experiments	ABS ACBAR ACT AMI AMiBA APEX-SZ BICEP BICEP2 BIMA CAPMAP CAT CBI Clover COSMOSOMAS DASI FOCUS GUBBINS Keck Array MAT OCRA OVRO QUaD QUIET QUIJOTE RGWBT Saskatoon SPT SZA Tenerife VSA