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A Semi-Analytic Numerical Algorithm of Diamond Pillbox Windows for Terahertz Vacuum Electron Device Applications

MetadataDetails
Publication Date2020-12-17
JournalIEEE Electron Device Letters
AuthorsDuo Xu, Wei Shao, Lijiao Wang, Shaomeng Wang, Tenglong He
InstitutionsUniversity of Electronic Science and Technology of China, University of Southern California
Citations8

A semi-analytic numerical algorithm for general pillbox windows, named the pillbox window mode-matching algorithm (PWMMA), is proposed in this letter. The PWMMA shows quite consistent calculation results with CST Microwave Studio (CST-MWS) within a remarkably reduced time than CST-MWS. Four pillbox windows, each consists of a double-side metalized diamond disk, were fabricated and tested at the frequency bands of 0.21 THz-0.25 THz and 0.32 THz-0.36 THz. The experimental results of the transmission characteristics are consistent well with the calculation results of the PWMMA.

  1. 1989 - The mode-matching method
  2. 1998 - Millimeter-wave integrated horn antennas