Materials characterization using microwave waveguide system

KY You, KG Sotirios - Microwave systems and applications, 2017 - books.google.com
This chapter reviews the application and characterization of material that uses the
microwave waveguide systems. For macroscopic characterization, three properties of the …

Microwave-assisted alkali treatment of sisal fiber for fabricating composite as non-structural building materials

TP Naik, S Gairola, I Singh, AK Sharma - Construction and Building …, 2024 - Elsevier
Currently, the world needs sustainable materials to replace and minimize the use of
synthetic materials in order to reuce environmental pollution. In this context, natural fiber …

An improved NRW method for thin material characterization using dielectric filled waveguide and numerical compensation

H Chen, J Zhang, Y Wang, W Che… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
In this article, permittivity measurements based on the Nicholson–Ross–Weir (NRW)
technique are reviewed, and an improved method is proposed based on dielectric-filled …

E-textile-based wavy surface WPT flexible antenna with frequency self-reconfiguration function for batteryless sensor platform

J Kim, C Cha, K Lee, J Oh, Y Hong - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
This article is a study on the center frequency reconfiguration of a flexible antenna. In the
case of a flexible antenna, the center frequency shifts due to parasitic components …

Synthesis and characterization of silica sand-derived nano-forsterite ceramics

U Nurbaiti, M Zainuri, S Pratapa - Ceramics International, 2018 - Elsevier
This paper reports the synthesis and structural, microstructure, and dielectric
characterizations of nanosized forsterite powders and their ceramics. Forsterite powder was …

Pseudobrookite Fe2-2xCoxTi1-½xO5: Structural, magnetic phase transformation and reflection loss characteristic

DN Haerani, CN Ulan, Y Sarwanto, A Mulyawan… - Materialia, 2023 - Elsevier
Abstract Single-phase pseudobrookite Fe 2-2x Co x Ti 1-½x O 5 (x= 0, 0.1, 0.2, and 0.4) with
an orthorhombic structure has been successfully synthesized using a solid reaction and …

Multiwalled carbon nanotubes and zinc oxide using a high energy milling method for radar-absorbent

MA Kholil, P Priyono, A Subagio - Materials Research Express, 2022 - iopscience.iop.org
Radar is a technology that is always used by the military to detect an object because it can
determine the shape, size, position, distance, and speed of an object. This enables the …

Precision measurement of relative permittivity of aluminum oxide for a high power resonant waveguide window with low return loss

AH Seltzman, S Wukitch - Fusion Engineering and Design, 2019 - Elsevier
An iterative method of estimating permittivity and window thickness with high precision is
developed for half wavelength resonant waveguide windows for use in a lower hybrid …

Dielectric and material analysis on physicochemical activity of porous hydroxyapatite/cornstarch composites

CY Beh, EM Cheng, NFM Nasir, SK Eng… - International Journal of …, 2021 - Elsevier
This paper provides a comprehensive analysis of the dielectric and physicochemical
properties of the porous hydroxyapatite/cornstarch (HAp/Cs) composites in a new …

Exploring the structural and magnetic properties of La-doped nickel ferrite for microwave absorbing application

SH Dewi, DS Winatapura, J Setiawan… - Journal of Magnetism …, 2024 - Elsevier
The intrinsic properties of microwave absorbing materials are influenced by the permeability
and permittivity of the material with indicators of changes in reflection loss characteristics …