Results 111 to 120 of about 255,885 (342)

Investigating the fatigue performance of Nano-Silica-modified concrete with various admixtures: An experimental study

open access: yesResults in Engineering
Understanding the fatigue behavior of concrete structures under cyclic loading is crucial for enhancing their durability and performance in demanding applications.
Sajjad Shokouh   +4 more
doaj   +1 more source

Rock Mechanics

open access: yesGeotecnia, 1971
Refere-se brevemente o aparecimento e a evolução da mecânica das rochas como disciplina independente, e mencionam-se as suas afinidades com outras disciplinas. São apresentadas as motivações do rápido desenvolvimento do novo ramo da mecânica, citando-se exemplos típicos das suas numerosas aplicações no campo da engenharia e das geociências.
openaire   +1 more source

Frontier Advances of Emerging High‐Entropy Anodes in Alkali Metal‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Recent advances in microscopic morphology control of high‐entropy anode materials for alkali metal‐ion batteries. Abstract With the growing demand for sustainable energy, portable energy storage systems have become increasingly critical. Among them, the development of rechargeable batteries is primarily driven by breakthroughs in electrode materials ...
Liang Du   +14 more
wiley   +1 more source

Rock Joint Surfaces Measurement and Analysis of Aperture Distribution under Different Normal and Shear Loading Using GIS

open access: yes, 2008
Geometry of the rock joint is a governing factor for joint mechanical and hydraulic behavior. A new method of evaluating aperture distribution based on measurement of joint surfaces and three dimensional characteristics of each surface is developed ...
Esaki, Tetsuro   +2 more
core  

Electrocatalytic Reduction of CO2 to Ethylene: Catalyst Design and Synchrotron‐Based Characterizations

open access: yesAdvanced Functional Materials, EarlyView.
This review evaluates strategies for electrochemical CO2 reduction to ethylene, focusing on copper‐based catalyst design and microenvironment modulation to achieve industrial‐grade performance. By leveraging operando synchrotron‐based characterizations, we provide a multiscale understanding of dynamic structural transformations and key reaction ...
Meng Zhang, Zuolong Chen, Yimin A. Wu
wiley   +1 more source

The influence of out-of-plane stress on a plane strain problem in rock mechanics [PDF]

open access: yes, 1987
This paper analyses the stresses and displacements in a uniformly prestressed Mohr-Coulomb continuum, caused by the excavation of an infinitely long cylindrical cavity.
Reed, M B
core  

A Bioresorbable Neural Interface for On‐Demand Thermal Pain Block

open access: yesAdvanced Functional Materials, EarlyView.
Bioresorbable, implantable neural electronics provide dynamic, on‐demand thermal modulation of peripheral nerves for safe, drug‐free pain relief. A microscale thin‐film heater and temperature sensor embedded within biodegradable encapsulants enable precise temperature control via real‐time feedback.
Jeonghwan Park   +23 more
wiley   +1 more source

Influence of effective stress on swelling pressure of expansive soils

open access: yesE3S Web of Conferences, 2016
The volume change and shear strength behaviour of soils are controlled by the effective stress. Recent advances in unsaturated soil mechanics have shown that the effective stress as applicable to unsaturated soils is equal to the difference between the ...
Baille Wiebke   +3 more
doaj   +1 more source

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