Title

Comparison Of Barium Strontium Titanate Varactors On Magnesium Oxide And Alumina Substrates

Keywords

barium strontium titanate; ferroelectrics; intermodulation distortion; tunability; two-tone measurements

Abstract

A comparison of tunability and nonlinearity of planar (interdigital) barium strontium titanate varactors fabricated on magnesium oxide (MgO) and alumina substrates is presented. The results show that higher tunability is obtained on alumina than on MgO substrates. Two-tone measurements reveal that the devices fabricated on alumina exhibit more nonlinearity than those fabricated on MgO at relatively high RF power levels. The observed geometry-dependence of the non-linear performance is discussed. © 2011 IEEE.

Publication Date

7-11-2011

Publication Title

2011 IEEE 12th Annual Wireless and Microwave Technology Conference, WAMICON 2011

Number of Pages

-

Document Type

Article; Proceedings Paper

Personal Identifier

scopus

DOI Link

https://doi.org/10.1109/WAMICON.2011.5872902

Socpus ID

79959940840 (Scopus)

Source API URL

https://api.elsevier.com/content/abstract/scopus_id/79959940840

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