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        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "In optics, Stokes relations, named after Sir George Gabriel Stokes, describe the relative phase of light reflected at a boundary between materials of different refractive indices. They also relate the transmission and reflection coefficients for the interaction." ] ,
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        "http://dbpedia.org/ontology/thumbnail" : [ "http://commons.wikimedia.org/wiki/Special:FilePath/09_2006_2017_Reflection.png?width=300"] } } }
