Results 111 to 120 of about 1,259,198 (268)

A laboratory study of anisotropic geomaterials incorporating recent micromechanical understanding [PDF]

open access: yes, 2016
This paper presents an experimental investigation revisiting the anisotropic stress–strain–strength behaviour of geomaterials in drained monotonic shear using hollow cylinder apparatus. The test programme has been designed to cover the effect of material
A Abelev   +72 more
core   +2 more sources

TacEva: A Performance Evaluation Framework for Vision‐Based Tactile Sensors

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 4, April 2026.
This work introduces TacEva, a unified framework for evaluating vision‐based tactile sensors. It standardizes intrinsic, performance, and robustness metrics through shared experimental procedures and links them to task‐level requirements in robotic manipulation.
Qingzheng Cong   +5 more
wiley   +1 more source

A Test System for Microwave-Assisted Dual-Mode Mechanical Cutting of Hard Rock Under True Triaxial Compression

open access: yesRock Mechanics and Rock Engineering
This paper introduces a test system for microwave-assisted dual-mode mechanical cutting of hard rock under true triaxial compression. The test system was developed by Northeastern University, China, to simulate the cutting and breaking of hard rock by a ...
Xia-Ting Feng   +6 more
semanticscholar   +1 more source

Spatial Differentiation Among Family Members of the Cooperatively Breeding Giant Babax Dynamically Adjusts to Temporal Fluctuations in Offspring Demand for Parental Care

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
This research provided evidence that division of labor indeed occurred when offspring were in need of parental care. Therefore, labor division may serve as the underlying mechanism for different parental care strategies and movement patterns among group members in the cooperatively breeding system of giant babaxes.
Ning‐Ning Sun   +8 more
wiley   +1 more source

Study on the Energy Evolution and Stability of Roadway Surrounding Rock Under the “Simultaneous Mining–Driving” Condition

open access: yesEnergy Science &Engineering, Volume 14, Issue 4, Page 2225-2247, April 2026.
Based on theoretical analysis, the energy‐evolution behavior of the surrounding rock at various depths on the solid‐coal side of the 221303 material roadway during the “advancing‐toward‐mining” process was first clarified. Numerical simulations were then performed to validate and elaborate on the theoretical results.
Wei Zhang   +7 more
wiley   +1 more source

An analysis of landslides in Great Britain using soil texture, rainfall and topography reveals contrasting failure conditions between organic and mineral soils

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 4, April 2026.
Mineral and organic landslides from the BGS landslide database were each clustered into three distinct groups using landslide‐slope angle, rainfall on the day of the landslide, cumulative rainfall and soil texture. Differences between organic and mineral landslides as well as between landslide clusters were interpreted from a mechanistic viewpoint ...
Jane Elliott   +2 more
wiley   +1 more source

Effect of intermediate principal stress and minimum principal stress unloading stress path and rate on energy evolution of sandstone under true triaxial compression

open access: yesMeitan xuebao
In the process of deep coal mining, the unloading stress path and unloading rate of deep rock are complicated and changeable due to the influence of excavation and unloading.
Zhixi LIU   +3 more
doaj   +1 more source

Large-scale low-friction geotechnical true tri-axial apparatus and its application

open access: yesYantu gongcheng xuebao, 2019
Firstly, an introduction is made to the large-scale geotechnical true tri-axial apparatus developed by Changjiang River Scientific Research Institute.
PAN Jia-jun , CHENG Zhan-lin , JIANG Ji-wei , ZUO Yong-zhen , XU Han
doaj   +1 more source

Deep learning of wrist accelerometry from UK Biobank data identifies early movement signatures of knee osteoarthritis up to 5 years before diagnosis

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, Volume 34, Issue 4, Page 1524-1533, April 2026.
Abstract Purpose This study aims to test whether week‐long wrist accelerometry combined with deep learning can (i) distinguish healthy individuals from people with knee osteoarthritis (KOA), (ii) separate prodromal KOA from established KOA, and (iii) identify individuals who will receive a KOA diagnosis within 5 years.
Ricardo Smits Serena   +6 more
wiley   +1 more source

State-dependent fractional plasticity model for the true triaxial behaviour of granular soil

open access: yesArchives of Mechanics, 2019
The fractional plasticity was proposed to model the stress-strain behaviour of granular soils, but only within the scope of classical triaxial loading condition.
Y. Sun, W. Sumelka
doaj   +1 more source

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