[PDF] Top 20 Pre-failure instability of sand under dilatancy rate controlled conditions

... the conditions for the occurrence of pre-failure instability can be determined without establishing the exact yield ...the Instability Line obtained by the line linking the peak points ... See full document

... the pre-failure instability of loose sand is related to the conditions for large plastic yielding to ...an instability test is characterised by dq < 0 and dp9 , ...an ... See full document

... by instability of soil. The term instability as used in this paper refers to a behaviour in which large plastic strains are generated rapidly due to the inability of a soil element to sustain a given load ... See full document

... by instability of soil. The term instability as used in this paper refers to a behaviour in which large plastic strains are generated rapidly due to the inability of a soil element to sustain a given load ... See full document

... Since sand grains in the desert are randomly varying in size, and since the maximum electric field, which is likely to cause surface discharges, depends on the grain size such a field is expected to be also random ... See full document

... Abstract. Characterizing of the mechanical behavior of sand under impact loading is necessary to estimate the power of explosive mines. Using Hopkinson pressure bars for its characterization only low and ... See full document

... side of us halted the breeze for a moment until we reached the wide-open beach. At this point, they probably knew where they were despite the blindfolds, as they were barefoot and could feel the sand between their ... See full document

... The analysis of the percentage-based ration of locating charts of parts of different types, which are included to the structure of automobiles, has been carried out. It allowed determining the directions of fixture ... See full document

... this enzyme is activated in response to carbon starvation and energy-depleting stress conditions [23]. SnRK1 phos- phorylates central enzymes involved in primary metabo- lism (e.g. SPS, nitrate reductase), leading ... See full document

... high instability? How do planners cope with the uncertainties with which they are faced? How feasible and effective are the strategies proposed by theorists for planning under uncertainty, in ... See full document

... It is well known that the strain limit of keeping cell integrity is about 0.1%-0.2% [9-11], corresponding to 40%-50% degree of oxidization of anode [12]. It is considered safe as long as the anode strain doesn’t go over ... See full document

... The Lauderia boreal# concentration is very close to natural conditions and leads to the following assumption: although the smaller algal species, Chaetoceros curvis[r] ... See full document

... appropriate procedure to select tool path strategy when machining parts consisting of relief sur- faces. The resulting procedure was chosen from several alternatives while the criterion of select- ing was the resultant ... See full document

... In general, two groups of fluid flow experiments have been carried out in laboratories in order to determine the permeability of a rock sample. They are usually referred to as 1. the "steady state" method and 2. ... See full document

... flow under the same set pressure gradient: one (T1 bis) at ambient temperature using air, the other one (T2) with a temperature gradient and a mix of air and vapour as ...condensed under the effect of ... See full document

... The marrow cells of a patient with pure red cell aplasia markedly increased their rate of heme synthesis when they were freed from the host environment and were incubated in vitro. When the red cell aplasia was ... See full document

... Within the jar is a smaller levelling platform (Plates xxi, xxii, figs, B, D-12), which supports in a similar manner a small glass dish (13) in which the insects to be sprayed are placed[r] ... See full document

... Sand wave crests are much longer than the spacing between them. In a three- dimensional model it has been found that they are oriented almost perpendicular to the tidal motion and are only slightly affected by the ... See full document

... This work focused on the determination of the accumulator potential of five local plant species for use in phytoremediation. In plants, trace elements such as Zn, Fe, Cu, Co, Mn, Mo and Ni are necessary for biological ... See full document

... The sand specimens were formed in a single layer and densified by tapping around the sides of the sample preparation moulds with the aim of producing identical ... See full document