title: dc superconducting quantum interference device based neodymium magnet displacement sensor for superfluid experiments.
abstract: A new displacement sensor that uses a rare-earth magnet attached to a flexible diaphragm is demonstrated for superfluid experiments. Its construction, calibration, and performance are described.
authors.affiliation: Department of Physics, University of California at Berkeley, Berkeley, California 94720, USA.
authors.forename: Yuki
authors.initials: Y
authors.lastname: Sato
authors.forename: Richard
authors.initials: R
authors.lastname: Packard