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Microtextured resonators for measuring liquid properties

Conference ·
OSTI ID:10160269
; ;  [1];  [2]
  1. Sandia National Labs., Albuquerque, NM (United States)
  2. Massachusetts Institute of Technology, Cambridge, MA (United States)

The response of smooth- and textured-surface thickness-shear mode (TSM) quartz resonators in liquid has been examined. Smooth devices, which viscously entrain a layer of contacting liquid, exhibit a response that depends on the product of liquid density and viscosity. Textured-surface devices, with either randomly rough or regularly patterned features, also trap liquid in surface features, exhibiting an additional response that depends on liquid density alone. Combining smooth- and textured-surface resonators in a monolithic sensor enables simultaneous extraction of liquid density and viscosity.

Research Organization:
Sandia National Labs., Albuquerque, NM (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
AC04-94AL85000
OSTI ID:
10160269
Report Number(s):
SAND--94-1526C; CONF-9406166--3; ON: DE94013764
Country of Publication:
United States
Language:
English