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| In detail: (a) Field emission SEM image of the as-synthesized Ga2O3 nanobelts and nanowires grown on a silicon wafer. (b) side view. (c) optical image taken with a digital camera that shows the structure's strong blue emission when illuminated with 245 nm light from a handheld ultraviolet lamp. (Image credit: National Tsing Hua University) |
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