Abstract: We demonstrate a simple structure for the refractive index sensing by splicing a segment of capillary with two segments of single-mode fibers (SMFs). By selecting appropriate splicing ...

A MICHELSON two-beam interferometer can be used for refractive-index determination by measuring the shift of the achromatic fringe when a specimen of known thickness is placed in one arm of the ...

When ophthalmologist Richard Kolker retired from the Wilmer Eye Institute, Johns Hopkins Medicine in 2020, he nonetheless envisioned the next chapter of his life as one of service — giving back to the ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. When coffee fans debate the optimal brew, the argument often ...

Abstract: Graphene is one of the most promising materials for terahertz (THz) plasmonics. Composite layers composed of graphene nanoparticles are easier to fabricate, and their composition variability ...

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To unlock this content please enter your email address below. If you are currently not signed up to our site then you will need to verify your email address. This article introduces a novel approach ...