Compact Rectangular Cavity for Rubidium Vapor Cell Frequency Standards,

Abstract

A new 6.8 GHz microwave cavity design for use in rubidium vapor cell frequency standards is discussed. The design consists of a rectangular cavity operating in the TE101 mode, partially loaded with a low loss dielectric slab. This configuration combines the desirable H-field uniformity of conventional cylindrical TE011 cavities with the reduced size advantage of cylindrical TE111 cavities. Careful selection of dimensions and dielectric material actually result in a resonator substantially smaller than even the cylindrical TE111 cavity, yet without significant degradation of field uniformity. Test results for a cavity based on this design in an operational Rb frequency standard are presented. (Author)

Document Details

Document Type
Technical Report
Publication Date
Jan 01, 1983
Accession Number
ADP002445

Entities

People

  • H. E. Williams
  • T. M. Kwon
  • T. Mcclelland

Tags

DTIC Thesaurus Topics

  • Absorbers (Materials)
  • Advanced Materials
  • Degradation
  • Dielectrics
  • Engineered Materials
  • Frequency
  • Frequency Standards
  • Materials
  • Microwaves
  • Pennsylvania
  • Resonators
  • Rubidium
  • Standards

Fields of Study

  • Physics

Readers

  • Electromagnetic Wave Scattering and Antenna Radiation Engineering
  • Electronics Engineering
  • Positioning, Navigation, and Timing (PNT) Technology.