Results 41 to 50 of about 4,263,471 (299)

Study of a silica glass SiO2-Na2O refractive index to fabrication of fiber optic with Brewster method

open access: yesJournal of Physics: Theories and Applications, 2019
One of the critical parameters in the fabrication of fiber optic is refractive index value from the fiber optic material. That is because the main requirement phase of critical angle on the fiber optic waveguide is a core refractive index higher than the
Ahmad Aftah Syukron   +1 more
doaj   +1 more source

Multi-refractive-index metamaterials based on subwavelength waveguide arrays

open access: yes, 2018
We demonstrate a metamaterial that cannot be described by a single set of refractive-index and impedance values, even for fixed frequency and polarization.
Zongfu Yu (1424701)   +6 more
core   +1 more source

Random Raman Fiber Laser as a Liquid Refractive Index Sensor

open access: yesPhotonic Sensors, 2023
In this paper, a new concept of forward-pumped random Raman fiber laser (RRFL)-based liquid refractive index sensing is proposed for the first time.
Bing Han, Yuxi Ma, Han Wu, Yong Zhao
doaj   +1 more source

Indirect transitions of a signal interacting with a moving refractive index front [PDF]

open access: yes, 2014
This research was supported by the German Research Foundation DFG (EI 391/12-2).The dynamic manipulation of light can be achieved by the interaction of a signal pulse propagating through or reflected from a refractive index front.
Munoz, Michel Castellanos   +11 more
core   +1 more source

Artificial intelligence based prediction of refractive index profile of graded refractive index optical fiber

open access: yesICT Express
This research presents a deep neural network (DNN) approach for predicting the refractive index profile in graded-index multimode fibers (GRIN MMFs).
Seung-Yeol Lee, Hyuntai Kim
doaj   +1 more source

Photonic crystal fiber half-taper probe based refractometer [PDF]

open access: yes, 2014
A compact singlemode - photonic crystal fiber - singlemode fiber tip (SPST) refractive index sensor is demonstrated in this paper. A CO2 laser cleaving technique is utilised to provide a clean-cut fiber tip which is then coated by a layer of gold to ...
Bo, Lin   +8 more
core   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Influence of Refractive Index to Plasmonic Interferometric Imaging

open access: yesIEEE Photonics Journal, 2021
Plasmonic interferometric imaging has been widely used for fast and label-free detection to nano-objects, which associates the interference between launched and scattered surface plasmon polaritons (SPPs).
Chang Wang   +8 more
doaj   +1 more source

THE REFRACTIVE INDEX OF WATER. [PDF]

open access: yesJournal of the American Chemical Society, 1911
n ...
Baxter, Gregory Paul   +2 more
openaire   +2 more sources

Uniform refraction in negative refractive index materials [PDF]

open access: yesJournal of the Optical Society of America A, 2015
We study the problem of constructing an optical surface separating two homogeneous, isotropic media, one of which has a negative refractive index. In doing so, we develop a vector form of Snell's law, which is used to study surfaces possessing a certain uniform refraction property, both in the near and far field cases. In the near field problem, unlike
Stachura, Eric, Gutirrez, Cristian E.
openaire   +3 more sources

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