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Title: Field matric potential sensor

Patent ·
OSTI ID:873997

A method of determining matric potential of a sample, the method comprising placing the sample in a container, the container having an opening; and contacting the sample with a tensiometer via the opening. An apparatus for determining matric potential of a sample, the apparatus comprising a housing configured to receive a sample; a portable matric potential sensing device extending into the housing and having a porous member; and a wall closing the housing to insulate the sample and at least a portion of the matric potential sensing device including the porous member.

Research Organization:
Idaho National Laboratory (INL), Idaho Falls, ID (United States)
DOE Contract Number:
AC07-94ID13223
Assignee:
Bechtel BWXT Idaho, LLC (Idaho Falls, ID)
Patent Number(s):
US 6289725
OSTI ID:
873997
Country of Publication:
United States
Language:
English

References (2)

A tensiometer for measuring hydraulic potentials on surfaces of porous rock journal June 1997
The Temperature Dependence of Isothermal Moisture vs. Potential Characteristics of Soils journal September 1986