Dielectric

Solartron impedance
Scribner - Z view for Windows (Impedance Analysis)
4294A Precision Impedance Analyzer, 40 Hz to 110 MHz

Murata North America
Electrocube - Technical Bulletins - PF, DF, Q
Rogers Corp. - Temperature Dependence of Dielectric constant
Bruggeman
Clausius-Mossotti equation
Lossy Capacitors theory (general)
Permittivity/Dielectric Constant
High Dielectric Constant, Low Loss Dielectric Resonator Materials - Penn and Alford Final Report
Dielectric Spectrospcopy Lab
Dielectric Constant and Dissipation Factor measurement - plastics
NPL : Oxide Functional Materials
ScienceDirect - J. Alloys Compounds Issue on International Workshop on Impedance Spectroscopy for Characterisation of Materials and Structures
Microwave Dielectric Materials Table
Wirelessdictionary
PSU Dielectric Properties Lab
Bruggeman
Delta Design Test Chamber
High Tech Companies for Materials Science and Engineering
Microwave Materials
Relative Permittivity
Dielectric measurements
PSU Center for Dielectric Studies
TRSTech