Results 81 to 90 of about 46,216 (304)

Bridge-Pier Caisson foundations subjected to normal and thrust faulting:physical experiments versus numerical analysis [PDF]

open access: yes, 2015
Surface fault ruptures can inflict serious damage to engineering structures built on or near them. In the earthquakes of Kocaeli, Chi-chi, and Wenchuan a number of bridges were crossed by the emerging normal or thrust faults suffering various degrees of ...
Zarzouras, O.   +3 more
core   +1 more source

CONTEMPORARY GEODYNAMICS OF THE GAROMAI ACTIVE FAULT (SAKHALIN ISLAND)

open access: yesГеодинамика и тектонофизика, 2019
In the northern Sakhalin Island, the tectonic activity of the fault zones is a potential threat to the industrial infrastructure of the petroleum fields.
N. F. Vasilenko, A. S. Prytkov
doaj   +1 more source

GROUND SURFACE LOADING MODEL TEST ON DEFORMATION BEHAVIOR OF TUNNEL LINING

open access: yesDoboku Gakkai Ronbunshu, 2003
既設トンネル上部の近接盛士や構造物基礎の設置によるトンネル覆工への影響評価法を確立することを目的として, 二次元平面ひずみの載荷・除荷模型実験装置を用いて, 部分載荷実験を行った. 実験の対象地盤は, 初期剛性が大きく粘着力cが卓越する低強度モルタル地盤と, 初期剛性が小さく内部摩擦角φが卓越する乾燥砂地盤の2種類である.実験の結果, 部分的な上部載荷による地盤の非線形な変形挙動と, この地盤挙動との相互作用の結果として生ずるトンネル覆工の変形挙動の特性が明らかになった. さらに, FEMによる実験結果のシミュレーションを行い, 影響予測の実務に適した地盤およびトンネル覆工のモデル化の考え方を提案した.
Yoshiyuki KOJIMA   +5 more
openaire   +2 more sources

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

Patterns of reversible ground surface deformations in crystalline rock slopes

open access: yes, 2019
ISSN:1607 ...
Oestreicher, Nicolas K.   +5 more
openaire   +2 more sources

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Measuring and modelling deformation during the Dabbahu (Afar) rifting episode [PDF]

open access: yes, 2010
In September 2005, a 60-km-long dyke intruded the Dabbahu segment of the Nubia-Arabia plate boundary (Afar, Ethiopia), marking the beginning of an ongoing rifting episode.
Hamling, Ian
core  

Deformation of the Ground Surface Using an Inclined, Open Trench for t = 5T.

open access: yes, 2020
Deformation of the Ground Surface Using an Inclined, Open Trench for t = 5T.
Aneta Herbut (8415630)
core   +1 more source

Ground Deformation of Shield Tunneling through Composite Strata in Coastal Areas

open access: yesBuildings
In order to mitigate ground deformation during shield construction in both upper soft and lower hard strata of coastal areas, a numerical simulation was executed.
Xiong Wu   +8 more
doaj   +1 more source

Microstructure Evolution of a VMnFeCoNi High‐Entropy Alloy After Synthesis, Swaging, and Annealing

open access: yesAdvanced Engineering Materials, EarlyView.
The synthesis and processing (rotary swaging and annealing) of the novel VMnFeCoNi alloy is investigated, alongside the estimation of the grain size effect on hardness. Analysis of a wide grain size range of recrystallized microstructures (12–210 µm) reveals a low annealing twin density.
Aditya Srinivasan Tirunilai   +6 more
wiley   +1 more source

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