This was closed with a stopper composed of several layers of cork with the grain running crossways to reduce porosity. |
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Soil structure, or the size and arrangement of particles, determines the porosity of the soil. |
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Hot isostatic pressing of aluminum castings reduces porosity and can thus decrease the scatter in mechanical properties. |
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This alteration can cause significant changes in porosity and permeability. |
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However, hydrogen has almost no solubility in solid aluminum and it has been determined to be the primary cause of porosity in aluminum welds. |
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Additions of oxygen, carbon dioxide, or nitrogen to argon gas will usually cause porosity or erosion of the electrode. |
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There are also very strong positive relations with effective porosity, microporosity, and total porosity. |
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During the activation process, they used steam to bombard the charred material to induce porosity. |
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Allegheny has pioneered the usage of pretreatments such as steam treating to clean and seal the porosity of powdered metal prior to coating. |
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To eventually translocate, cells must navigate the meshwork, the porosity of which can be smaller than the largest cell dimensions. |
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This porosity forms during solidification due to the abrupt drop in hydrogen solubility when going from liquid to solid. |
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Rock with cavernous or vugular porosity occurs only in a few thin zones in the Floridan aquifer system, except in the Lower Floridan aquifer. |
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Soil aeration, porosity and water-holding capacity have been affected due to the reduced organic matter. |
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When welding copper alloys containing these elements, porosity can be minimized by higher weld speeds and a filler metal low in these elements. |
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Usually the section drilled by the second drill rod below the first occurrence of fine, vugular porosity yields oil. |
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Compaction in sands proceeds by eliminating porosity by mechanical and chemical processes, and then by pressure dissolution. |
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Pore-filling cementation is also common during the diagenesis of chalks, resulting in rapid porosity loss. |
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Initial porosity in well-sorted sand also is dependent on grain angularity, the porosity increasing with increase in angularity. |
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In the footwall, there is density increase and porosity reduction of the argillaceous matrix approaching the fault. |
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Metallic bonds might have low porosity, so that fillers in the bond are added for lubrication during grinding. |
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The origin of the difference between the two species may be related to the fine structure of the roots, namely the porosity of Casparian bands. |
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Bitumen distribution in a deposit also varies, depending on the permeability and porosity of the reservoir rock. |
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Due to their low porosity rating, our materials have a high resistance to staining and reduced maintenance requirements. |
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Their chemical inertia, high-temperature stability under inert atmosphere, and porosity are due to their carbon nature. |
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Yet, we are quite obviously considering a proposal that would increase this porosity. |
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Their circulation takes advantage of the porosity of borders, making disarmament efforts particularly challenging. |
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The degree of porosity would not have caused the wheel to be rejected because porosity is not standardized in the industry. |
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The particular structure and texture of the soil mean that it has good porosity and drains well, and thus that the ground is well aerated. |
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In addition, detailed thin section petrography provided better understand mineralogical and diagenetic controls on porosity and permeability. |
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The coatings differ in porosity, corrosion and wear resistance as well as in electrical conductivity and in elasticity. |
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Bodies impregnate each other as though through the porosity of the quality of the soil whence the movement rose. |
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The bones show increased vascularity, porosity, and osteoclastic activity, resulting in the thinning of cortical bone and loss of intramedullary trabecular bone. |
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It soon became apparent, however, that the biocompatible material with strength, density, and porosity properties similar to natural bone may have other applications. |
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The building's most outstanding feature is the porosity of the boundaries between indoor and outdoor spaces. |
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I remain concerned by the general porosity of the Syrian-Lebanese border, which renders it easily penetrable. |
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Start with a dime size application and apply more as coarseness, thickness, length and porosity of the hair increases. |
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ProCAST 2006 can predict porosity by taking into account graphite expansion phenomenon in nodular cast iron. |
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To produce this gas, high flow rates of the hot geopressured fluids must be maintained from formations of high porosity and permeability. |
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If old balloons are not available, the teacher should blow up a new balloon and leave it to stretch for a few days to enhance its porosity. |
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These cores provided essential stratigraphic information and permeability and porosity characteristics of aquifer sands. |
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Allows you to check and calibrate, with precision, the porosity meters with continuous voltage. |
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Furthermore, the porosity of some fruits and vegetables would allow absorption of the detergents. |
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Due to its porosity, it is sensitive to the flow of air and the heat generated can be moderated by controlling the air flow to the fire. |
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An approximate model of the filter cake consolidation stage is proposed, taking cognizance of the facts that with filtration time the porosity and thickness of the compact bed decrease and the fluid stress drops continually. |
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To support the last argument, we return to the definition of the Eulerian porosity as the ratio between the actual void volume and the total actual volume of an elementary representative piece of saturated porous medium. |
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Activated carbon is an effective adsorbent for odor reduction because of functionality and porosity. |
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Diatomite and perlite, two natural raw materials, have exceptional properties: low density, chemical inertness, high contact surface and high porosity. |
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The Utsira formation has high porosity and permeability, so the CO2 moves rapidly sideways and upward through the rock layer, replacing the water between the sand grains. |
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No one knows exactly how to evaluate the positive contribution made by cork to the quality of a wine, which some claim has to do with its porosity, which allows a desirably slow oxydation though this is controversial. |
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The testing person has to decide if the average porosity of the cloth in respect of the type of glider is still within the limits of airworthiness. |
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The commercial value of a clay depends primarily on its physical properties, such as plasticity, strength, shrinkage, vitrification range, refractoriness, fired colour, porosity, and absorption. |
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The porosity, according to the manufacturer's representative, may have resulted from the thermal expansion of air contained between the plies being forced through the molten braze metal during the brazing operation. |
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Vegetable matter can collect on the surface of the pervious concrete causing some clogging, but routine sweeping or vacuuming will restore porosity. |
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It has a fine grain and can be used for thin knifing coats aimed to close porosity of epoxy fillers with light extender and to prepare surfaces to the following painting step. |
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Barrier materials and membranes with controllable porosity and permeation, coatings with automatic adaptation of transmission and reflexion or friction, photo-adressable polymers. |
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Most mechanical and physical properties will be dependant on the porosity as well as the size of the pores and at the same time of the thickness of the trigonal structured studs of the metal foam. |
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As a result of this grain size, kaolinite clays have somewhat low plasticity, but they dry quickly and without problems due to their greater porosity when dry. |
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On these types of surface it is not advisable to apply a waterproofing product: the absence of porosity causes the waterproofing agent to deposit on the surface in an uneven way and to have unpleasant aesthetic effects. |
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Earthenware is nonvitreous and of medium porosity. |
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Both compaction and cementation decrease the porosity. |
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The approach to defining sub-theme elements presented here is based on their intrinsic water-retaining properties, notably their porosity, solubility, and strength. |
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These pale yellow, yellow, pink and red alloys enable us to reduce the production costs of cast parts by eliminating defects relating to porosity. |
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Groundwater retention and issuance is determined by the intergranular porosity of surficial materials, and course-grained materials are significantly more porous than finegrained. |
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Different materials affect the overall porosity of the bedding through a variety of factors, including the range of particle size and shape, the texture, and the strength and rigidity of its structure. |
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After examining several platforms, it was noted that the stop-start areas and the thin weld bead or porosity pockets would frequently produce cracking just below the surface. |
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Measurement techniques are needed to accurately and noninvasively characterize the porosity in these films while attached on a silicon substrate. |
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The pore space in a rock has a direct relationship to the porosity and permeability of the rock. |
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The porosity and permeability are directly influenced by the way the sand grains are packed together. |
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Unlike the Folk scheme, Dunham deals with the original porosity of the rock. |
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The distal fragment in contact with the multangulars now has a porosity not seen in the preceding figures. |
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In sedimentology compaction refers to the process by which a sediment progressively loses its porosity due to the effects of loading. |
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Densification is the act of reducing porosity in a sample thereby making it more dense. |
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These mechanisms simply rearrange matter inside of porosity and do not cause pores to shrink. |
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Results from hydrocarbon exploration wells show clear porosity reduction trends with depth. |
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The porosity is partially macroscopic, visible by plain sight, with round, oval and xenomorphic pores, average size between 10 and 180 urn. |
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Ensiling tropical grass is difficult primarily due to its coarse porosity, stemmy structure and low water soluble carbohydrate contents. |
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In surface layer of the ingots torsions or subcrustal porosity were not detected. |
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Properties to be tested are compressive strength, water absorption and porosity. |
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Then a masonry sealer should be applied, this helps uniformise the porosity and stabilise the surface. |
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A thin interval with vugular porosity with oil shows has been observed in core, however, the shows are interpreted to be residual. |
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Microstructure is composed of fine ferritic and perlitic constituents without defects like non-metallic inclusions, gas and shrinkage porosity. |
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Central to such psychic self-preservation is a strategy of ambiguity, dissemblance, and porosity. |
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Therefore, in this paper effects of porosity and hydraulic conductivity coefficient were investigated. |
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The amount of porosity within parts produced via AM is an area of interest in the AM community. |
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During this project, one of the author's responsibilities was to determine the effective porosity in the aquifers and aquitards. |
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It contains ellipsoidal primordial facies, complete dolomitization and vuggy porosity of touching-vug type. |
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In addition to causing porosity and embrittlement, salt inclusions accelerate corrosion due to their hygroscopic nature. |
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Plastic materials are formed by sintering for applications that require materials of specific porosity. |
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The pore elimination occurs faster for a trial with many pores of uniform size and higher porosity where the boundary diffusion distance is smaller. |
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Sintered bronze in particular is frequently used as a material for bearings, since its porosity allows lubricants to flow through it or remain captured within it. |
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In these cases, very low porosity is desirable and can often be achieved. |
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Most studies disregard convective transport of species because the porosity in common situation is small enough to inhibit macroscopic-scale flow motion. |
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Those relations are explicitly linear in porosity and implicitly nonlinear through the self-consistent dependence on Poisson's ratio, v, which is itself dependent on porosity. |
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The main types of primary porosity may be intergranular and intragranular, the main secondary porosity types are intercrystalline, vugular, and fissure or fracture porosity. |
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The dolomite section is an alternation of grainstone with oolites and cream packstone, moldic and vuggy fair to good porosity and moderately hard to hard. |
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In sample 4 we can observe practically only contraction porosities, and a reduced gaseous porosity as a result of hydrogen supplementary elimination staying in the melt. |
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The initial porosity of a sediment depends on its lithology. |
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Because the porosity of the surface soil results in virtually zero runoff, lenses are easily polluted by fecal waste, burials, and chemical spills. |
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The horizontal structure of each lens is influenced by variations in the type and porosity of the subsurface deposits, which on Diego Garcia are minor. |
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In the limestones, pressure solution has resulted in the formation of stylolites, while fenestral porosity formed as a result of the decay of organic material. |
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The low porosity of the micropore network and the small diameter of the pores give excellent mechanical properties while permitting rapid fluid movement within the structure. |
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Faults and cracks have a significant role in directing and infiltrating the water flow, causing secondary porosity, karst ways, streams and other geomorphologic phenomena. |
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Also comparing curves for different hydraulic conductivity coefficients indicate that effects of porosity reduced by hydraulic conductivity coefficient reduction. |
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However, the high porosity of the reservoir rock does cause an increase in seismic amplitude which can be used with an isopach map to determine net pay. |
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