Formation of nanochannels in sapphire with ultrashort Bessel pulses.
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DOI: 10.1364/oe.449230
Abstract: We explore, both by numerical simulations and experimentally, the flexibility in controlling Bessel beam parameters by re-imaging it into transparent material with a demagnifying collimator for the formation of high-aspect ratio nanochannels. Analysis of nanochannels… read more here.
Keywords: ultrashort bessel; bessel; nanochannels sapphire; sapphire ultrashort ... See more keywords