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Took with Nikon D7000,Sigma 70-200 f 2.8 and a Nikon SB800 Speedlight #officialnikon #sigma #wexphotographichttps://t.co/Cwr6XWJteM
22nd January, 2018 #sigma
Jorge M. Seminario et al. #Sigma-#Holes in #Battery #Materials Using Iso-Electrostatic Potential Surfaces… https://t.co/0rzF4yLnDz
22nd January, 2018 #Sigma