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Contact: Andrea Estrada
andrea.estrada@ia.ucsb.edu
805-893-4620
University of California - Santa Barbara
Caption: A polarizing filter attached to a telescope suppresses the light emitted by dust particles and ionized gas clouds around the quasar so its true electromagnetic spectrum can be revealed.
Credit: Makoto Kishimoto, with cloud image by Schartmann.
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Related news release: Polarizing Filter Allows Astronomers to See Disks Surrounding Black Holes
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