Quantitative and Qualitative Characterization of Liquid Materials - Broadband Reflectometry for Enhanced Diagnostics and Monitoring Applications - page 55

Fig. 4.2 Coaxial probe picture, dimensional scheme of cross-section, and longitudinal geo-
metric scheme

1.0

reflection coefficient
first derivative

0.8

multiple
reflection

0.6 L P

probe end

0.4

L 0 L app

0.2

0.0

cable-to-probe
connection

-0.2

-0.4

3.5 4.0 4.5 5.0

apparent distance (m)

Fig. 4.3 TDR waveform and derivative of data for the coaxial probe in air