Temperature-Dependent Emissivity Models of Aeronautical Alloy DD6 and Modified Function for Emissivity Computation with Different Roughness
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Thermophysics"
DOI: 10.1007/s10765-020-02754-0
Abstract: In this study, the spectral emissivity of aeronautical alloy DD6 at eight temperatures (473 K, 523 K, 573 K, 623 K, 673 K, 723 K, 773 K and 823 K) over the spectral range from 3 μm to 20 μm is systematically studied under… read more here.
Keywords: temperature; dd6; spectral emissivity; emissivity ... See more keywords
The impact of oxidation on the optical properties of Si–SiC materials
Sign Up to like & getrecommendations! Published in 2020 at "Ceramics International"
DOI: 10.1016/j.ceramint.2020.08.011
Abstract: Silicon carbide is an interesting candidate for high-temperature solar receiver due to its high solar absorptivity and its resistance to oxidation in air. Its oxidation stays passive with the formation of a protective silica layer… read more here.
Keywords: oxidation; impact oxidation; thermal efficiency; spectral emissivity ... See more keywords
Accuracy improvement for directional polarized spectral emissivity measurement in the wavelength range of 4–20 μm
Sign Up to like & getrecommendations! Published in 2021 at "Experimental Thermal and Fluid Science"
DOI: 10.1016/j.expthermflusci.2021.110379
Abstract: Abstract A new directional polarized spectral emissivity measurement apparatus with the wavelength range of 4-20 μm was established to promote the development of thermal radiation transfer and polarization engineering. The measurement accuracy was improved by… read more here.
Keywords: polarized spectral; emissivity measurement; directional polarized; measurement ... See more keywords
Study of normal spectral emissivity of copper during thermal oxidation at different temperatures and heating times
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2018.09.116
Abstract: Abstract The normal spectral emissivity of oxidized copper is measured by an experimental setup based on a Fourier transform infrared spectrometer (Bruker 70V) in the wavelength range of 3–20 μm at four temperatures (573 K, 673 K, 773 K,… read more here.
Keywords: emissivity; copper; normal spectral; thermal oxidation ... See more keywords
Normal spectral emissivity measurement on five aeronautical alloys
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2017.01.288
Abstract: Abstract Aeronautical alloys have a good performance on resisting oxidization, corrosion and fatigue in high temperature environments. Therefore, they are not only widely employed in aero-engine but also in nuclear and petroleum industries. The normal… read more here.
Keywords: flame treatment; emissivity measurement; normal spectral; spectral emissivity ... See more keywords
Normal spectral emissivity characteristics of tungsten in the mid-infrared region
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Instrumentation"
DOI: 10.1088/1748-0221/18/05/t05005
Abstract: Tungsten is an important material constituting the first wall of the Experimental Advanced Superconducting Tokamak due to its excellent corrosion resistance. The temperature distribution of the first wall during the discharge process are the key… read more here.
Keywords: spectral emissivity; temperature; wavelength; first wall ... See more keywords
Spectral Emissivity of Phonolite Lava at High Temperature
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2021.3104657
Abstract: The rheology and thermodynamical evolution of magma, either in reservoirs, conduits, or at the surface, are governed by temperature. To determine the field temperature, remote-sensing methods based on measuring the infrared radiance are widely applied,… read more here.
Keywords: temperature; remote sensing; emissivity phonolite; phonolite lava ... See more keywords
The Effects of Surface Longwave Spectral Emissivity on Atmospheric Circulation and Convection over the Sahara and Sahel
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Climate"
DOI: 10.1175/jcli-d-18-0615.1
Abstract: This study quantifies the impact of the inclusion of realistic surface spectral emissivity in the Sahara and Sahel on the simulated local climate and beyond. The surface emissivity in these regions can be as low… read more here.
Keywords: emissivity; surface spectral; sahara sahel; spectral emissivity ... See more keywords
Spectral emissivity of transition metals of the X group in the melting point region
Sign Up to like & getrecommendations! Published in 2023 at "Technical Physics"
DOI: 10.21883/tp.2023.02.55543.150-22
Abstract: An experimental study of the normal spectral emissivity of technical nickel, palladium and platinum in the solid polished and liquid phases near the melting points was carried out by the radiation method. The emission measurement… read more here.
Keywords: emissivity transition; metals group; spectral emissivity; emissivity ... See more keywords