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Keywords: electrical resistivity
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eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2006
ISBN-10: 0-8031-3408-8
ISBN: 978-0-8031-3408-9
... in applying the electrical properties of soil as a means of monitoring contaminant migration by performing column tests. Two parameters representing the electrical property of materials are examined in this study; the electrical resistivity and the dielectric constant. Measurements for these parameters...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2004
ISBN-10: 0-8031-3477-0
ISBN: 978-0-8031-3477-5
... temperature by ∼100°C. This paper discusses the use of alternate techniques, including electrical resistivity, to infer irradiation temperature. It is shown that electrical resistivity predicts irradiation temperature within ∼20°C of actual irradiation temperature. Additionally, this technique can be used...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2000
ISBN-10: 0-8031-2852-5
ISBN: 978-0-8031-2852-1
... Ceramic coatings on the surface of structural materials such as 316SS have been considered for electrical insulators and tritium permeation barriers in fusion reactor designs. MgO•Al 2 O 3 is one of the most promising materials as a coating material from a point of high electrical resistivity...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1999
ISBN-10: 0-8031-2493-7
ISBN: 978-0-8031-2493-6
... to be quantified. Electrical resistivity, or its reciprocal, conductivity, methods have been extensively used both in situ and in the laboratory to provide a means for determining a variety of soil index, structural, erosional, and cyclic properties. The objective of this study was to determine the relationship...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1999
ISBN-10: 0-8031-2604-2
ISBN: 978-0-8031-2604-6
... This paper reviews the three common methods used to remotely measure frost depth: (1) soil temperature measurements, (2) soil electrical resistivity measurements, and (3) soil dielectric constant measurements. Soil temperature measurements are often made using thermocouples or thermistors...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1992
ISBN-10: 0-8031-1477-X
ISBN: 978-0-8031-1477-7
... The defect production and annealing in pure Fe-17Cr-14Ni (17–14), Fe-16Cr-25Ni (16–25) alloys and in alloys doped with Sc, irradiated with 30-MeV electrons at 4.2 K, were studied via measurements of residual electric resistivity and magnetic resistivity. The dose dependence of electric...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1992
ISBN-10: 0-8031-1462-1
ISBN: 978-0-8031-1462-3
... and thicknesses. The mise-a-la-masse method was used to define direction of flow, tracer velocity, and dispersion coefficients. Finally, borehole logging was used to obtain additional information on porosities and velocities. ground water geophysics electrical resistivity pollution Oldrich Mazac...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1991
ISBN-10: 0-8031-1463-X
ISBN: 978-0-8031-1463-0
... The a-c impedance measurements were made for oxide films formed in high temperature steam on Zry-2 with varying precipitate distributions. TEM and EDX analyses were also carried out on precipitates in oxide films. The electrical resistivity of oxide films tends to increase with an increase...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1989
ISBN-10: 0-8031-1189-4
ISBN: 978-0-8031-1189-9
... was shown to be related to the field resistivity but not to the other factors. This indicates that minimum resistivity and soil pH, the two most commonly used soil parameters for culvert pipe selection, may not be reliable corrosion predictors in practice. corrosion culverts electrical resistivity...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1988
ISBN-10: 0-8031-0983-0
ISBN: 978-0-8031-0983-4
... The apparatus described provides for laboratory studies of stress-coupled parameters, with simultaneous measurement of mechanical deformation, permeability, electrical resistivity, and compressional wave velocity in 10- by 20-cm (4- by 8-in.) cylindrical test specimens with pore fluid pressure...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1988
ISBN-10: 0-8031-0967-9
ISBN: 978-0-8031-0967-4
... where further information and work are required in order to improve existing models and measurement techniques. anisotropy continuous reinforcement discontinuous reinforcement electrical resistivity heat capacity honeycombs layered materials models rule of mixtures structural performance...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1987
ISBN-10: 0-8031-0962-8
ISBN: 978-0-8031-0962-9
... and coalescence have only been observed when the specimens were irradiated at 450 K and after annealing at 820 K. Electrical resistivity measurements show a strong increase that cannot be explained solely by the helium bubbles. This increase remains constant up to an annealing-temperature of 770 K. After...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1987
ISBN-10: 0-8031-0963-6
ISBN: 978-0-8031-0963-6
... Post-irradiation examinations of several ceramic nuclear fuels are summarized, emphasizing the identification and characterization of fission induced defects. The lattice parameter and electrical resistivity were significantly altered with fission damage in all fuels. A remarkable reduction...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1982
ISBN-10: 0-8031-0787-0
ISBN: 978-0-8031-0787-8
... The electrical resistivity or its reciprocal, conductivity, of calcareous sediments ranging from lithified coral to oozes was measured in the laboratory. Similar electrical properties of the interstitial water of these sediments were also measured. Formation factor (the ratio of electrical...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1981
ISBN-10: 0-8031-0755-2
ISBN: 978-0-8031-0755-7
... III region. Such a stable unit could serve as a nucleation center for the appearance of voids. positron annihilation positron lifetime electron irradiation copper single-crystal irradiation electrical resistivity annealing vacancies multivacancies void nucleation electron fluence T...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1981
ISBN-10: 0-8031-0745-5
ISBN: 978-0-8031-0745-8
... mechanical properties physical properties electrical resistivity corrosion resistance American Society for Testing and Materials (ASTM) specifications industrial applications A. L. Forrest^ Effects of Metal Chemistry on Behavior of Titanium in Industrial Applications REFERENCE: Forrest, A. L...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1975
ISBN-10: 0-8031-0309-3
ISBN: 978-0-8031-0309-2
... composites graphite composites reinforced plastics thermal conductivity electrical conductivity electrical resistivity density stiffness test equipment L L. Kalnin ~ Thermal Conductivity of High-Modulus Carbon Fibers REFERENCE: Kalnin, I. L., "Thermal Conductivity of High-Modulus Carbon Fibers...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1973
ISBN-10: 0-8031-0701-3
ISBN: 978-0-8031-0701-4
... with the modulus determined by electrical resistivity. Moreover, analysis of the bundle stress-strain curve enables one to generate cumulative strength distribution data for the fibers involved. Both the average and cumulative data agree very well with results obtained via extensive single fil evaluation...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1973
ISBN-10: 0-8031-0328-X
ISBN: 978-0-8031-0328-3
... The effect of neutron irradiation on vanadium containing 50 to 800 weight ppm oxygen was studied using electrical resistivity, internal friction, and mechanical property measurements. The resistivity and internal friction specimens were irradiated to 3 × 10 18 neutrons/cm 2 ( E > 1 MeV...