Results 81 to 90 of about 5,753,745 (253)

Earth Pressure Buildup in Impacting Earth Flow behind a Barrier

open access: yes, 2020
Barriers are commonly used to intercept landslide flows or debris flows. The presence of a barrier changes the flow condition and leads to a buildup of earth pressure in a zone behind the barrier.
Zhang, Limin, Luo, Hongyu
core   +1 more source

Passive sorting of asteroid material using solar radiation pressure

open access: yes, 2013
Understanding dust dynamics in asteroid environments is key for future science missions to asteroids and, in the long-term, also for asteroid exploitation.
Sanchez Cuartielles, Joan-Pau   +5 more
core   +1 more source

Active State Earth Pressure based on Dubrova’s Method of Redistribution of Pressure

open access: yesElectronic Journal of Structural Engineering, 2018
Modes and magnitude of wall movement have great influence on the distribution of earth pressure behind retaining wall. For gravity retaining wall exerted by cohesionless soil rotating outward about the base, based on Dubrova’s method of redistribution ...
S.C. Wang, F. Xu, Y. Shao
doaj   +1 more source

A modified logarithmic spiral method for determining passive earth pressure

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2018
In this study, a modified logarithmic spiral method is proposed to determine the passive earth pressure and failure surface of cohesionless sloping backfill, with presence of wall–soil interface friction.
Shiyi Liu, Yang Xia, Li Liang
semanticscholar   +1 more source

Decoding multicomponent hydrochemical anomalies: a synergistic detection model for earthquake forecasting [PDF]

open access: yesHydrology and Earth System Sciences
The intersection of the Xiaojiang Fault and the Red River Fault at the southeastern margin of the Tibetan Plateau experiences intense tectonic activity, where repeated earthquakes cause variations in thermal spring hydrochemistry.
W. Shao   +15 more
doaj   +1 more source

Solar sail trajectories at the Earth-Moon Lagrange points

open access: yes, 2008
Paper presented during Session 3, Orbital Dynamics, Symposium C1, Astrodynamics, Paper Number 13. This paper investigates displaced periodic orbits at linear order in the circular restricted Earth-Moon system, where the third massless body is a solar ...
Simo, J.   +3 more
core  

Enhanced earth pressure determination with negative wall-soil friction using soft computing

open access: yes
Estimating active earth pressure in cohesionless backfill behind rigid retaining walls has been significantly improved through the application of cutting-edge soft computing techniques in this paper.
Nguyen, Tan, Shiau, Jim, Ly, Duy-Khuong
core   +1 more source

Earth Pressure Calculation Method for Deep Foundation Pit Excavation in Chengdu Pebble Stratum Area

open access: yesChengshi guidao jiaotong yanjiu
Objective The existing theoretical calculation method of earth pressure does not take into account the discrete characteristics of pebble stratum such as large porosity and loose structure, and the calculated results are different from the actual earth ...
LI Shu   +3 more
doaj   +1 more source

Structure and elasticity of CaC2O5 suggests carbonate contribution to the seismic anomalies of Earth’s mantle

open access: yesNature Communications
Knowledge of carbonate compounds under high pressure inside Earth is key to understanding the internal structure of the Earth, the deep carbon cycle and major geological events.
Hanyu Wang   +5 more
doaj   +1 more source

Geo-engineering using dust grains in heliotropic elliptical orbits

open access: yes, 2011
This paper examines the concept of a Saturn-like Earth ring comprised of dust grains to offset global warming. A new family of non-Keplerian periodic orbits, under the effects of solar radiation pressure and the Earth’s oblateness J2 perturbation, is ...
Bewick, Russell   +8 more
core  

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