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Hanford achieves interferometer lock

December 12, 2014 marked the first time during which infrared light resonated throughout Hanford's interferometer under total computer control. This is what LIGO scientists mean when they say the interferometer has "locked".

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Date
December 3, 2014
Location
Hanford
ID
ligo20141203c
Type
Photograph
Credit
Caltech/MIT/LIGO Lab
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