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Contact: Anton Zeilinger
zeilinger-office@univie.ac.at
43-142-775-1201
University of Vienna
Caption: This is a long time exposure photography viewing from Tenerife to La Palma. A green laser beam indicates the free-space link between the two laboratories.
Credit: IQOQI Vienna
Usage Restrictions: The image may only be used with appropriate caption or credit.
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