%0 Journal Article %T Surface improvement investigation of sol–gel SiO2 cladding for waveguide device passivation %A Ogawa, Satoshi %A Idris, Ahmad Syahrin %A Han, Yu %A Jiang, Haisong %A Hamamoto, Kiichi %J Japanese Journal of Applied Physics %V 58 %N SJ %P 5 %@ 0021-4922 %D 2019-08-01 %~ DeepDyve