We want to make a low noise capacitive sensor for use in making better seismometers, sensing for Riccardo's tiltmeter, and also for the mechanical creak experiment.
Reading
- "Transducers and their Elements", A. D. Khazan (1994) pp.79-112
[http://iopscience.iop.org/0022-3735/6/7/001 "The design and some applications of sensitive capacitance micrometers"], Jones and Richards, 'Journal of Physics E: Scientific Instruments', (1973)