Texas Tech University

Time Domain Dielectric Spectrometer

The Dielectric spectrometer was built at TTU for the purpose of probing the dynamic heterogenity in polymer glasses. The set up comprises of a electrometer, high voltage supply, sample and integrating capacitor and a DAQ board interfaced to the PC through LabView program.

Time Domain Dielectric Spectrometer

Specifications

  • Time or frequency range: 10-6 to 106 sec or Hz
  • High voltage supply range: 0 to 10000 V
  • Electrometer Output: 0 to 2 V
  • Electrometer input: 0 to 250 V

Schematic of NSHB

Experimental Application

Polymers and Condensed Matter Physics Group