Submicron Embedded Air/GaN Diffraction Gratings for Photonic Applications
Sign Up to like & getrecommendations! Published in 2024 at "Advanced Electronic Materials"
DOI: 10.1002/aelm.202400365
Abstract: The integration of photonic elements with nitride optoelectronic structures allows control of emitted light properties, which is advantageous for achieving, e.g., a single wavelength lasing. Positioning of the photonic structures on the top surface of… read more here.
Keywords: air; gan diffraction; diffraction gratings; diffraction ... See more keywords
Fabrication of diamond diffraction gratings for experiments with intense hard x-rays
Sign Up to like & getrecommendations! Published in 2017 at "Microelectronic Engineering"
DOI: 10.1016/j.mee.2017.02.002
Abstract: The demands on optical components to tolerate high radiation dose and manipulate hard x-ray beams that can fit the experiment requirements, are constantly increasing due to the advancements in the available x-ray sources. Here we… read more here.
Keywords: hard rays; fabrication diamond; intense hard; diffraction gratings ... See more keywords
Elastic Phased Diffraction Gratings for Manipulation of Ultrasonic Guided Waves in Solids
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review Applied"
DOI: 10.1103/physrevapplied.11.024052
Abstract: Lamb waves and surface acoustic waves (SAWs) are of great interest for frontier technologies, including structural health monitoring, energy harvesting, sensors, and acoustic tweezers. This work presents elastic phased diffraction gratings, passive structures for controlling… read more here.
Keywords: waves solids; gratings manipulation; phased diffraction; diffraction gratings ... See more keywords
Damage thresholds for blaze diffraction gratings and grazing incidence optics at an X-ray free-electron laser
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Synchrotron Radiation"
DOI: 10.1107/s1600577517016083
Abstract: The damage threshold of diffraction gratings and X-ray coatings have been studied using X-ray FEL radiation. read more here.
Keywords: optics; damage thresholds; thresholds blaze; diffraction gratings ... See more keywords
Characterization of 3D-printed lenses and diffraction gratings made by DLP additive manufacturing
Sign Up to like & getrecommendations! Published in 2019 at "Rapid Prototyping Journal"
DOI: 10.1108/rpj-03-2019-0074
Abstract: Purpose An Autodesk Ember three-dimensional (3D) printer was used to print optical components from Clear PR48 photocurable resin. The cured PR48 was characterized by the per cent of light transmitted and the index of refraction,… read more here.
Keywords: layer thickness; per cent; diffraction gratings; diffraction ... See more keywords
Focusing airborne acoustic vortex beams by means of active diffraction gratings
Sign Up to like & getrecommendations! Published in 2018 at "Journal of the Acoustical Society of America"
DOI: 10.1121/1.5036031
Abstract: New technologies to generate acoustic vortex beams (VB) have received increasing attention due to their interesting capabilities to transfer angular momentum to matter and to attract particles to the propagation axis. One of the recently… read more here.
Keywords: vortex beams; acoustic vortex; active diffraction; diffraction gratings ... See more keywords
Exploring the Limits of Bottom-Up Gold Filling to Fabricate Diffraction Gratings.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of the Electrochemical Society"
DOI: 10.1149/2.1131915jes
Abstract: Gold deposition on rotating disk electrodes, Bi3+ adsorption on planar Au films and superconformal Au filling of trenches up to 45 μm deep are examined in Bi3+-containing Na3Au(SO3)2 electrolytes with pH between 9.5 and 11.5.… read more here.
Keywords: bottom filling; diffraction gratings; diffraction; exploring limits ... See more keywords
Chitosan from crab shell waste for soft lithography of bioplastic diffraction gratings.
Sign Up to like & getrecommendations! Published in 2023 at "Applied optics"
DOI: 10.1364/ao.483336
Abstract: Bioplastic diffraction gratings are fabricated from chitosan prepared from crab shells through a soft lithography replication process. Atomic force microscopy and diffraction experiments with the chitosan grating replicas indicate the successful copying of periodic nanoscale… read more here.
Keywords: diffraction gratings; crab; diffraction; soft lithography ... See more keywords
Magnetically tunable optical diffraction gratings based on a ferromagnetic liquid crystal.
Sign Up to like & getrecommendations! Published in 2019 at "Optics express"
DOI: 10.1364/oe.27.008900
Abstract: Transmission optical diffraction gratings composed of periodic slices of a ferromagnetic liquid crystal and a conventional photoresist polymer are demonstrated. Dependence of diffraction efficiencies of various diffraction orders on an in-plane external magnetic field is… read more here.
Keywords: magnetically tunable; ferromagnetic liquid; optical diffraction; liquid crystal ... See more keywords
Sensing fabrication errors in diffraction gratings using high dynamic range imaging.
Sign Up to like & getrecommendations! Published in 2019 at "Optics express"
DOI: 10.1364/oe.27.021880
Abstract: We describe the design of a simple instrument for the identification and characterization of fabrication errors in diffraction gratings. The instrument uses an uncooled charge-coupled device (CCD) camera and a high dynamic range imaging process… read more here.
Keywords: errors diffraction; dynamic range; diffraction gratings; fabrication errors ... See more keywords