نتایج جستجو برای: local slope

تعداد نتایج: 580873  

Journal: :Adv. Model. and Simul. in Eng. Sciences 2014
Nicolas Moës Claude Stolz Nicolas Chevaugeon

It is well known that damage evolution models requires a length to avoid spurious localization. We gather these type of models under the name “non-local damage models”. In fact, non-locality is strictly needed only when the stress-strain curve starts to have a negative slope. Before this point, local models may be used. For instance, when damage exhibits some hardening, the stress-strain curve ...

2008
M. A. Braun G. P. Vacca

The local reggeon field theory is studied perturbatively taking advantage of the PT symmetry in the Hamiltonian formulation. In the lowest non trivial order we show that the pomeron interactions renormalize the slope. In the same order we find a non local pair potential acting between pomerons, which has a singular structure. However the analysis of the scattering operator shows that at small c...

2004
Mark J. Thompson

Remediation of slope failures requires stabilization alternatives that address causes of slope instability. Slope reinforcement and pile stabilization systems, if properly designed, are effective in preventing slope movements in weak soils. Soil load transfer to pile elements from the lateral soil movement as occurs in slope failures is a complex soil-structure interaction problem, and the sign...

2016
Dorota Mirosław-Świątek Robert Michałowski Sylwia Szporak-Wasilewska Stefan Ignar Mateusz Grygoruk

In our study, we analyzed the combined standard uncertainty of water table slope assessment done using differential global positioning system (DGPS)-based measurements of water table elevation and distances between measurement locations. We compared and discussed uncertainties in water table slope assessments done in various hypothetical environments of lowland floodplains (water table slopes t...

2015
Martin Cerman Rocío González-Díaz Walter G. Kropatsch

In this paper, a new codification of Local Binary Patterns (LBP) is given using graph pyramids. The LBP code characterizes the topological category (local max, min, slope, saddle) of the gray level landscape around the center region. Given a 2D grayscale image I, our goal is to obtain a simplified image which can be seen as “minimal” representation in terms of topological characterization of I....

Undoubtedly, land degradation linked to desertification causes a decrease in qualitative and quantitative features of natural resources. This research aimed to assess land desertification by local residents and their role in controlling desertification in Isfahan province, Iran in 2016. The criteria were soil climate, vegetation, erosion, and demography. The indicators of soil texture, stone fr...

Journal: :journal of sciences islamic republic of iran 0

two dimensional slope profile morphometric investigation in a part of the land failure prone garhwal region of the lesser himalaya, tehri district, u. p., india, indicates that the landslip morphology is closely related to the dominant movement processes active in this terrain. technique developed for the morphometric analysis of landslips involves the use of five morphometric indices. each ind...

2009
YVES ANDRÉ

Many slope filtrations occur in algebraic geometry, asymptotic analysis, ramification theory, p-adic theories, geometry of numbers... These functorial filtrations, which are indexed by rational (or sometimes real) numbers, have a lot of common properties. We propose a unified abstract treatment of slope filtrations, and survey how new ties between different domains have been woven by dint of de...

2009
M.M.A. Hakim L. Tan O. Buiu W. Redman-White S. Hall P. Ashburn

This paper investigates the origins of sub-threshold slope degradation in vertical MOSFETs (v-MOSFETs) due to dry etching of the polysilicon surround gate. Control v-MOSFETs exhibit a degradation of subthreshold slope as the channel length is reduced from 250 to 100 nm, with 100 nm transistors having a value of 125 mV/dec and a DIBL of 210 mV/V. The effect of the polysilicon gate etch is invest...

2011
Zhang Yu Joseph Pedlosky Glenn R. Flierl YU ZHANG JOSEPH PEDLOSKY GLENN R. FLIERL

This paper studies the interaction of an Antarctic Circumpolar Current (ACC)–like wind-driven channel flow with a continental slope and a flat-bottomed bay-shaped shelf near the channel’s southern boundary. Interaction between the model ACC and the topography in the second layer induces local changes of the potential vorticity (PV) flux, which further causes the formation of a first-layer PV fr...

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