Results 11 to 20 of about 165,132 (302)

THE OPERATIONAL MODE OF OPTICAL MICROSCOPE APPLYING PHOTONIC JET MICROSCOPY

open access: yesSpektra: Jurnal Fisika dan Aplikasinya, 2021
The previous experimental research on microsphere parameters applying photonic jet microscopy in free space revealed if the relative indexes come near to two, it needs larger microspheres. It also means if the relative indexes come near to one, it needs smaller microsphere.
Abdurrochman, Andri   +4 more
openaire   +3 more sources

High-Q-factor Al [subscript 2]O[subscript 3] micro-trench cavities integrated with silicon nitride waveguides on silicon [PDF]

open access: yes, 2020
We report on the design and performance of high-Q integrated optical micro-trench cavities on silicon. The microcavities are co-integrated with silicon nitride bus waveguides and fabricated using wafer-scale silicon-photonics-compatible processing steps.
Adam, Thomas N.   +8 more
core   +1 more source

A versatile interferometric technique for probing the thermophysical properties of complex fluids

open access: yesLight: Science & Applications, 2022
Laser-induced thermocapillary deformation of liquid surfaces has emerged as a promising tool to precisely characterize the thermophysical properties of pure fluids.
Gopal Verma   +6 more
doaj   +1 more source

Tunable metasurfaces for visible and SWIR applications

open access: yesNano Convergence, 2020
Demand on optical or photonic applications in the visible or short-wavelength infrared (SWIR) spectra, such as vision, virtual or augmented displays, imaging, spectroscopy, remote sensing (LIDAR), chemical reaction sensing, microscopy, and photonic ...
Chang-Won Lee   +2 more
doaj   +1 more source

Sensitive boron detection with a table-top wavelength dispersive spectrometer [PDF]

open access: yesEPJ Web of Conferences
Boron has many applications in science and industry yet there don't exist any easy-to-use X-ray fluorescence analysis techniques to detect low concentrations of boron in a sample.
Stoytschew Valentin   +4 more
doaj   +1 more source

Autocompensating high-dimensional quantum cryptography by phase conjugation in optical fibers [PDF]

open access: yesEPJ Web of Conferences, 2020
We present a system based on phase conjugation in optical fibers for autocompensating highdimensional quantum cryptohraphy. Phase changes and coupling effects are auto-compensated by a single loop between Alice and Bob.
Liñares-Beiras Jesús   +3 more
doaj   +1 more source

General theory and observation of Cherenkov radiation induced by multimode solitons

open access: yesCommunications Physics, 2021
The multifaceted nature of nonlinear multimode optical fibers has provided a fertile ground for observing novel physical effects otherwise impossible in single-mode setting.
M. A. Eftekhar   +4 more
doaj   +1 more source

Autocompensating Measurement-Device-Independent quantum cryptography in few-mode optical fibers [PDF]

open access: yesEPJ Web of Conferences, 2020
We present an autocompensating quantum cryptography technique for Measurement-Device-Independent quantum cryptography devices with different kind of optical fiber modes.
Liñares-Beiras Jesús   +3 more
doaj   +1 more source

Nonradiating Photonics with Resonant Dielectric Nanostructures [PDF]

open access: yes, 2019
Nonradiating sources of energy have traditionally been studied in quantum mechanics and astrophysics, while receiving a very little attention in the photonics community.
Bogdanov, Andrey   +4 more
core   +2 more sources

Functionalized silver nanoparticles as an effective medium towards trace determination of arsenic (III) in aqueous solution

open access: yesResults in Physics, 2019
Arsenic is well known for its toxicity and various health effects. In this work, we report a simple, environment friendly and cost effective colorimetric approach for selective detection of arsenic (III) in aqueous medium.
Bijoy Sankar Boruah   +2 more
doaj   +1 more source

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