Thermal stability analysis of 3D printed resonators using novel materials

Lu Qian, Sheng Li, Moataz Attallah, Talal Skaik, Paul Booth, Laurent Pambaguian, Cesar Miquel Espana, Petronilo Martin-Iglesias, Yi Wang

Research output: Chapter in Book/Report/Conference proceedingConference contribution

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Abstract

This paper presents an investigation into the thermal stability of microwave cavity resonators using several novel alloy materials. Shaped spherical resonators are additively manufactured by Selective Laser Melting (SLM) technology from alloy powders. The manufacturing parameters of each sample is presented, and their thermal stability is experimentally characterized by measuring the RF performance under different temperatures. The Ti64, Zr702 and TNTZ samples show much improved thermal stability as compared with the common aluminium alloy used for space application. A detailed comparison between different samples in terms of their mechanical, thermal and RF performance is presented. This work introduces an expanded range of materials that may be used for microwave filters and opens opportunity for new temperature compensation techniques for high power filters.

Original languageEnglish
Title of host publication2021 51st European Microwave Conference (EuMC)
PublisherInstitute of Electrical and Electronics Engineers (IEEE)
Pages334-337
Number of pages4
ISBN (Electronic)9782874870637
ISBN (Print)9781665447218 (PoD)
DOIs
Publication statusPublished - 2 Jun 2022
Event51st European Microwave Conference, EuMC 2021 - London, United Kingdom
Duration: 4 Apr 20226 Apr 2022

Publication series

NameEuropean Microwave Conference
PublisherIEEE
ISSN (Print)2325-0305

Conference

Conference51st European Microwave Conference, EuMC 2021
Country/TerritoryUnited Kingdom
CityLondon
Period4/04/226/04/22

Bibliographical note

Funding Information:
ACKNOWLEDGMENT The authors would like to acknowledge the support under the GSTP programme in the frame of the ESA contract 4000131423/20/NL/FE “Next Generation Temperature Compensated High Power Filters Based on Novel Materials”.

Publisher Copyright:
© 2022 European Microwave Association.

Keywords

  • additive manufacturing
  • cavity
  • filters
  • new materials

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Electrical and Electronic Engineering
  • Electronic, Optical and Magnetic Materials
  • Instrumentation

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