نتایج جستجو برای: crest settlement
تعداد نتایج: 28151 فیلتر نتایج به سال:
Field studies demonstrate that the population structure of the barnacle Balanus glandula differs between locations of high and low larval settlement rate. These observations, together with results from a model for the demography of an open, space-limited population, suggest that the settlement rate may be a more important determinant of rocky intertidal community structure than is presently rea...
Among the families of transcription factors expressed at the neural plate border, Sox proteins have been shown to regulate multiple aspects of neural crest development. Sox8, Sox9 and Sox10, exhibit overlapping expression domains in neural crest progenitors, and studies in mouse suggest that Sox8 functions redundantly with Sox9 and Sox10 during neural crest development. Here, we show that in Xe...
Migration of neural crest cells is an elaborate process that requires the delamination of cells from an epithelium and cell movement into an extracellular matrix. In this work, it is shown for the first time that the non-canonical Wnt signalling [planar cell polarity (PCP) or Wnt-Ca2+] pathway controls migration of neural crest cells. By using specific Dsh mutants, we show that the canonical Wn...
The expansion of the settlement trough is an important factor in the risk assessment of the tunneling induced settlement. The increase of settlement trough requires buildings to be included in the impact zone, which causes damages. This paper conducts estimation of the settlement trough width (STW) using empirical approaches, field measurement data and numerical solutions. The credibility of th...
We present methodology, algorithms and software for evaluating flow and view for architectural settlement layouts. For a given settlement layout consisting of a number of buildings arbitrarly positioned on a piece of land, in the present study an island situated on the west coast of Sweden, the methodology allows for evaluation of flow patterns and for evaluating the view experienced from the b...
Traditional Balinese Architecture is known for its extensive rules at both, the microscopic and the macroscopic level, ranging from the design of entire villages to single building elements. These rules are preserved in century old palm leaves, so-called lontars, and were put into practice by the Undagi (traditional “architect”) according to the needs of the owner of the building who provides t...
Over the past decade the most popular design for high-value payment systems has changed, reflecting market needs and the concerns of central banks for systemic stability. Before 1990 most systems were designed on a deferred net settlement (DNS) basis but since then almost all major countries have moved to Real-Time Gross Settlement (RTGS) systems for high-value payments. They are now used widel...
Larval settlement in the fouling polychaete Hydroides elegans Haswell (1883) is mediated by natural biofilms, a complex consortium of marine bacteria, benthic diatoms, protozoa, fungi and adsorbed organic matter. Currently, the inductive effect of natural biofilms on larval settlement is attributed to the bacterial component. In this paper, we present results of an investigation of the diatom c...
Following a planktonic dispersal period of days to months, the larvae of benthic marine organisms must locate suitable seafloor habitat in which to settle and metamorphose. For animals that are sessile or sedentary as adults, settlement onto substrates that are adequate for survival and reproduction is particularly critical, yet represents a challenge since patchily distributed settlement sites...
The dynamic nature of loads, seasonal variation of soil properties, uneven soil strata below footings or inappropriate design of foundation makes differential settlement inevitable. Differential settlement is largely responsible for developing forces or changing the existing forces in the structure and is often considered as the underlying cause of many structural failures. A structural enginee...
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