Results 81 to 90 of about 3,334 (257)
Devices and Methods for Measuring of the Ambient Air Dust. Short Review
Приборы и методы измерений, 2022 The main characteristics of airborne micro/nanoparticles, their impact on human health and air quality standards are presented. International standards classify microparticles by size (PM10, PM2.5, PM1, UFP), establish maximum allowable concentrations ...
N. I. Mukhurov, A. A. Khodin, Y.-J. Kim
doaj +1 more source
Design and fabrication of a two dimentional grating light valve using temperature dependence of the refractive index of liquids [PDF]
, 2008 Design and fabrication of a two dimensional tuneable grating has been proposed. A transmissive 2D square well grating is fabricated. The holes of the grating then is filled with a liquid which it’s refractive index is depend on the temperature.
Latifi, Hamid +2 more
core
Compact infrared cryogenic wafer-level camera: design and experimental validation [PDF]
, 2012 International audienceWe present a compact infrared cryogenic multichannel camera with a wide field of view equal to 120 degrees. By merging the optics with the detector, the concept is compatible with both cryogenic constraints and wafer-level ...
De La Barrière, Florence +6 more
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Cyanobacteria use micro-optics to sense light direction
eLife, 2016 Bacterial phototaxis was first recognized over a century ago, but the method by which such small cells can sense the direction of illumination has remained puzzling. The unicellular cyanobacterium Synechocystis sp.
Nils Schuergers +9 more
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Nanomaterials, 2021 A newly developed hot embossing technique which uses the localized rapid heating of a thin carbide-bonded graphene (CBG) coating, greatly reduces the energy consumption and promotes the fabrication efficiency.
Lihua Li, Jian Zhou
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Flip-chip InGaN light-emitting diodes with an integrated microlens array [PDF]
, 2013 The fabrication of hexagonally close-packed lens array on flip-chip bonded InGaN LED by nanosphere lithography is reported. A self-assembled monolayer of silica spheres with diameters of 1-μm serves as an etch mask to be transferred onto the sapphire ...
Choi, HW, Li, KH
core
Optical properties of diatom nanostructured biosilica in Arachnoidiscus sp: micro-optics from mother nature. [PDF]
PLoS ONE, 2014 Some natural structures show three-dimensional morphologies on the micro- and nano-scale, characterized by levels of symmetry and complexity well far beyond those fabricated by best technologies available.
Maria Antonietta Ferrara +9 more
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Heterogeneous integration in silicon photonics through micro-transfer-printing [PDF]
, 2019 Micro-transfer-printing enables the intimate integration of a wide range of opto-electronic micro-components on a silicon photonics platform. This technique allows for wafer-scale integration in a massively parallel manner with high alignment accuracy ...
Bower, Chris +17 more
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Micromachines, 2017 Femtosecond laser direct writing is unique in allowing for fabrication of 3D micro- and nanofluidic structures, thereby enabling rapid and efficient manipulation of fluidic dynamics in 3D space to realize innovative functionalities.
Ya Cheng
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Properties of Large Core Polymer Optical Bend Waveguides [PDF]
, 2019 We report about properties of large core plastic planar optical bend waveguides. The dimensions of the waveguides were to be compatible with the commonly used plastic optical fiber with diameter 750 mu m and the bend radii of the waveguides varied from ...
Jašek P., Knietel M., Prajzler V.
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