====A6==== ==Past:== Used SiO2 mask to create channels and 2.4mm non-proton exchanged region. Proton exchanged 10min, annealed 45min. ==Current:== prepped with LOR and pmma for writing. Developed, evaporated. Liftoff failed. {{:samples:a:a6_liftoff_fail.jpg?direct&100|}} ==Future:== cleaned and prepped again. ---- Sample fabricated by Jacob Kimball\\ page updated 10 June 2015