CHANGE OF STATE
October 26, 1959
J. J. Weeks is shown making a micrometer reading to determine the dielectric properties of a material undergoing a change of state.
A special fusion cell designed by the National Bureau of Standards is used for this work either with the bridge shown at right or the higher frequency resonant circuit located beneath the fusion cell housing.
28023-4-2386 (Fig 6)
Original Caption by Science Service