نتایج جستجو برای: نظریه تکثابتی kubelka

تعداد نتایج: 34177  

Journal: :Journal of Power Sources 2022

The worldwide increase in generation of solar based electricity prompts the essentiality research efforts on development energy storage systems. In this regard, self-powered photocapacitors are keen interest as they can directly convert and store form electrical a single device. This study reports photoelectrochemical capacity novel photocapacitor fabricated with FTO/Activated Carbon (AC)/Ag2Cr...

Journal: :Measurement Science and Technology 2023

Abstract Measuring the temperature below surface of a thermal barrier coating (TBC) using thin phosphor layer is challenging primarily due to absorption and scattering laser excitation light luminescence as they propagate through coating. One way increase could be use upconversion thermometry, which investigated in current study. It attractive because longer wavelengths reduces TBCs 8 % wt. Ytt...

Journal: :IEEE Access 2023

The increasing prevalence of vascular diseases encourages the development minimally invasive approaches to assess tissue perfusion. A significant challenge facing current state-of-the-art methods is their validation against clinical data. In this study, we introduce an open-source database designed evaluate perfusion during application occlusion protocol. comprises sequences multi-spectral imag...

2002
David Maxwell

Many paintings require visual compensation for losses in their paint film, and for many conservators the goal is to treat these losses so they are indistinguishable from the surrounding undamaged surface when viewed under typical museum conditions. In order to achieve this level of reintegration, the inpainted area should have nearly identical optical properties. Specifically, there should be c...

Journal: :IS&T International Symposium on Electronic Imaging Science and Technology 2022

Optical characterization and appearance prediction of translucent materials is needed in several fields engineering such as computer graphics, dental restorations or 3D printing technologies. In the case strongly diffusing materials, flux transfer models like Kubelka-Munk model (2-flux) 4-flux have been successfully used to this aim for decades. However, they lead inaccurate color variations ob...

Journal: :Walailak Journal of Science and Technology 2021

The aim of this work is to synthesis CuO nanoparticles and investigates their eminent properties identify diverse application capability in the field solar cells. In work, were synthesized by precipitation method using Copper (II) nitrate chloride. Surface effects due defects, structural related through lattice parameter, crystallite sizes have been identified from XRD. crystal plane reflection...

Journal: :Chimica techno acta 2022

The powders of Ca1–2xBi2xMo1–xGexO4 solid solutions weresynthesized by the conventional state method and investigated X–ray powder diffraction Raman spectroscopy. compositions crystallize in scheelite structure (sp. gr. I41/a) at 0 x 0.4, but traces bismuth germanates are detected scanning electron microscopy. = 0.5 composition contains several phases with BiVO4- type structures. spectroscopy d...

Journal: :Crystals 2023

The photocatalytic proprieties of TiO2/FeO3 and TiO2/WO3 nanocomposites have been investigated using methylene blue as a pollutant. We propose non-conventional approach for material preparation, i.e., the Doctor Blade technique, which is an easy inexpensive method coating materials. Several drawbacks related to use powders can be alleviated by solid substrates, this deposition allows us take ad...

Journal: :Nanomaterials 2021

In the present work, a thermal treatment technique is applied for synthesis of CexSn1?xO2 nanoparticles. Using this method has developed understanding how lower and higher precursor values affect morphology, structure, optical properties nanoparticle involves reaction between cerium tin sources, namely, nitrate hexahydrate (II) chloride dihydrate, respectively, capping agent, polyvinylpyrrolido...

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