Dynamic measurement of dielectric properties of materials at high temperature during microwave heating in a dual mode cylindrical cavity

JM Catalá-Civera, AJ Canós… - IEEE transactions on …, 2015 - ieeexplore.ieee.org
A microwave cavity and heating system for microwave processing and in situ dynamic
measurements of the complex permittivity of dielectric materials at high temperatures …

Synthesis, characterization, and application of ruthenium-doped SrTiO3 perovskite catalysts for microwave-assisted methane dry reforming

LS Gangurde, GSJ Sturm, MJ Valero-Romero… - … and Processing-Process …, 2018 - Elsevier
A series of ruthenium-doped strontium titanate (SrTiO 3) perovskite catalysts were
synthesized by conventional and microwave-assisted hydrothermal methods. The structure …

Complexity and challenges in noncontact high temperature measurements in microwave-assisted catalytic reactors

LS Gangurde, GSJ Sturm, TJ Devadiga… - Industrial & …, 2017 - ACS Publications
The complexity and challenges in noncontact temperature measurements inside microwave-
heated catalytic reactors are presented in this paper. A custom-designed microwave cavity …

A new stand-alone microwave instrument for measuring the complex permittivity of materials at microwave frequencies

JD Gutiérrez-Cano, P Plaza-González… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
This article reports the development of a stand-alone and portable instrument designed to
measure the complex permittivity of dielectric materials at microwave frequencies. The …

Permittivity measurement of the dielectric material at the off-axis position in a cylindrical cavity

C Gao, E Li, Y Zhang, Y Gao… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
In most measurement models of the cylindrical cavity, concentricity between the rod-like
sample and cylindrical cavity is a basic premise of an accurate calculation model. Once a …

Characterization of nematic liquid crystal at microwave frequencies using split-cylinder resonator method

JR Sánchez, V Nova, C Bachiller… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
Liquid crystal (LC) is an anisotropic liquid material, which flows like a liquid, but at the same
time, its molecules have an orientational order like in the solid state. Thus, LC is a promising …

High-resolution detection of rock-forming minerals by permittivity measurements with a near-field scanning microwave microscope

JD Gutiérrez-Cano, JM Catalá-Civera… - Sensors, 2022 - mdpi.com
The identification of the minerals composing rocks and their dielectric characterization is
essential for the utilization of microwave energy in the rock industry. This paper describes …

D-band material characterization using a balanced-type circular disk resonator with waveguide interfaces and a modified full-wave modal analysis

Y Kato - IEEE Transactions on Instrumentation and …, 2023 - ieeexplore.ieee.org
This study presents material characterization in the-band using a balanced-type circular disk
resonator (BCDR) with waveguide interfaces. In the developed BCDR, ultrafine and brittle …

Spectral stochastic FEM for uncertainty quantification due to multiple dielectric variabilities

AB Narendranath, KJ Vinoy - IEEE Antennas and Wireless …, 2019 - ieeexplore.ieee.org
The impact of fabrication uncertainties such as random variations in material properties of
the media on the electromagnetic system response is usually ignored due to computational …

Liquid-permittivity measurements using a rigorously modeled overmoded cavity resonator

AH Sklavounos, NS Barker - IEEE transactions on microwave …, 2014 - ieeexplore.ieee.org
Permittivity data of liquids is necessary for applications such as dielectric heating, remote
sensing, and moisture detection, and is also used for molecular characterization. Dispersive …