Structure and lattice dynamics of binary lead silicate glasses investigated by infrared spectroscopy

DDS Meneses, M Malki, P Echegut - Journal of non-crystalline solids, 2006 - Elsevier
The polar lattices dynamics of seven binary lead silicate glasses have been studied by
infrared spectroscopy. The analysis of the reflectivity spectra with a dielectric function model …

Comparative study of rutile and anatase SnO2 and TiO2: Band-edge structures, dielectric functions, and polaron effects

M Dou, C Persson - Journal of Applied Physics, 2013 - pubs.aip.org
SnO 2 and TiO 2 polymorphs (rutile and anatase) are oxides with similar crystal structures,
comparable bond lengths, and electronic band-gap energies, but different optical and …

Vibrational spectra of monazite-type rare-earth orthophosphates

EN Silva, AP Ayala, I Guedes, CWA Paschoal… - Optical Materials, 2006 - Elsevier
The room-temperature vibrational spectra of the monazite-type rare-earth orthophosphates
(RPO4, R= La, Ce, Pr, Nd, Sm, Eu and Gd) have been investigated using polarized Raman …

Radiative thermal rectification between SiC and SiO_2

K Joulain, Y Ezzahri, J Drevillon, B Rousseau… - Optics express, 2015 - opg.optica.org
By means of fluctuational electrodynamics, we calculate radiative heat flux between two
planar materials respectively made of SiC and SiO_2. More specifically, we focus on a first …

Emissivity measurements on aeronautical alloys

L Del Campo, RB Pérez-Sáez… - Journal of Alloys and …, 2010 - Elsevier
The emissivity of three Ni and Co based aeronautical alloys is analyzed in this paper. These
alloys are employed in high temperature environments whenever good corrosion resistance …

Complex refractive index measurements for BaF2 and CaF2 via single-angle infrared reflectance spectroscopy

MRK Kelly-Gorham, BM DeVetter, CS Brauer… - Optical Materials, 2017 - Elsevier
We have re-investigated the optical constants n and k for the homologous series of inorganic
salts barium fluoride (BaF 2) and calcium fluoride (CaF 2) using a single-angle near-normal …

An improved algorithm for spectral emissivity measurements at low temperatures based on the multi-temperature calibration method

K Zhang, K Yu, Y Liu, Y Zhao - International Journal of Heat and Mass …, 2017 - Elsevier
An experimental apparatus for normal spectral emissivity measurements at low
temperatures was constructed by using the Fourier transform infrared (FTIR) spectrometer …

Low thermal conductivity and thermal radiation of La2Zr2O7 ceramics with hierarchical structure above 1000 K

Y Yu, F Guo, H Cai, X Zhang, X Zhao - Ceramics International, 2023 - Elsevier
Abstract The hierarchically porous La 2 Zr 2 O 7 (LZO) microsphere fabricated by the electro-
spraying assisted phase inversion (ESP) method is a promising feedstock for thermal barrier …

Study of normal spectral emissivity of copper during thermal oxidation at different temperatures and heating times

K Yu, H Zhang, Y Liu, Y Liu - International Journal of Heat and Mass …, 2019 - Elsevier
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 …

Texture and porosity effects on the thermal radiative behavior of alumina ceramics

O Rozenbaum, D de Sousa Meneses… - International Journal of …, 2009 - Springer
Thermal and optical properties of ceramics are dependent on radiation scattering and
cannot be determined by a knowledge of their chemical composition alone, as for single …