A simple two step process was developed to fabricate substrates with flexible free standing nanopillars which exhibit a large and uniform
Raman enhancement.
Advanced Optical Materials
Poling optical materials with pyroelectrics
Electro-optical materials can be efficiently poled with a static field generated by pyroelectric crystals, report A.K.-Y. Jen and coworkers.
Perfectly spherical gold nanodroplets produced with smallest-ever nanojets
Using plasmonic hotspots, gold nanostructures can be melted and made to produce the smallest nanojets ever observed.
Giant optical gain in rare-earth-ion-doped fiber amplifiers
A new rare-earth-ion-doped optical amplifier has performance comparable to semiconductor amplifiers.
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