Results 51 to 60 of about 17,158 (271)

A Worm‐Inspired Origami Robot with Multimodal Locomotion for Adaptive Mobility in Complex Pipeline Environments

open access: yesAdvanced Science, EarlyView.
An origami worm‐inspired robot achieves multimodal locomotion in confined pipelines through mechatronic integration that embeds actuation, control, and communication within each origami module. Large, reversible configuration and dimensional changes enable 25 gaits synthesized by a unified framework across peristaltic, inchworm, and wheel‐rolling modes
Qiwei Zhang   +6 more
wiley   +1 more source

Effect of soluble salt content on water-holding characteristics of Ili loess

open access: yesYantu gongcheng xuebao, 2018
The loess in Ili valley region of Xinjiang have great differences from that in Loess Plateau, mainly characterized by different causes, strong collapsibility and high soluble salt content. The researches on the engineering properties of Ili loess are the
WANG Yu-guo , ZHANG Ai-jun , ZHAO Qing-yu , YU Chun-liang
doaj   +1 more source

Interaction Between a Lateritic Soil and a Non-woven Geotextile in Different Moisture Conditions

open access: yesFrontiers in Built Environment, 2020
This work evaluates the increase in stiffness provided by the variation of moisture content (matrix suction) and the grain size structure at the interface between a cohesive tropical soil (lateritic clay) and a non-woven geotextile.
Gabriel Steluti Marques   +1 more
doaj   +1 more source

Assessment of the impact of climate change on an instrumented embankment: an unsaturated soil mechanics approach [PDF]

open access: yes, 2011
Climate change has the potential to affect any transportation network that comprises embankments and cuttings built with soil material in an unsaturated state that is exposed to the climate.
MENDES, JOAO
core  

A Portable and Dual‐Button Microneedle Device Enables Intelligent Multimodal Laser Sensing

open access: yesAdvanced Science, EarlyView.
A portable and dual‐button microneedle device enables rapid interstitial fluid sampling. Coupled with multimodal laser sensing and AI‐assisted data processing, the platform enables simultaneous molecular and elemental analysis for minimally invasive and multiplexed health assessment toward point‐of‐care diagnostics.
Yuanchao Liu   +12 more
wiley   +1 more source

Prediction method for SWCC considering initial dry density

open access: yesYantu gongcheng xuebao, 2018
With the development of urbanization and industrialization, many engineering problems about unsaturated soils are often encountered in practical projects.
CAI Guo-qing 1,2, ZHANG Ce 2, LI Jian 1,2, ZHAO Cheng-gang 2,3
doaj   +1 more source

Experimental study on the failure of loose accumulation landslides under rainfall conditions

open access: yesFrontiers in Earth Science, 2023
Rainfall plays a pivotal role in triggering the failure of loose accumulation landslides. To understand their stability, it is essential to explore the deformation, failure patterns, fine particle migration, and infiltration behavior of such landslides ...
Qianzheng Sun   +3 more
doaj   +1 more source

Thermoelectric PANI/TeNWs Fiber Based Microsensor for Passive Temperature and Active Chemical Sensing

open access: yesAdvanced Science, EarlyView.
Continuous wet‐spinning of PANI with TeNWs yields a multifunctional microfiber. Oriented TeNWs impose chain alignment and enhance π‐electron delocalization, boosting the Seebeck coefficient to 59.9 µV K−1 for passive temperature sensing (1 K detection limit), while achieving high pH sensitivity (59.25 mV pH−1) and rapid NH3 response (0.96 s).
Dongmei Xie   +10 more
wiley   +1 more source

Smart Flexible Tactile Sensors: Recent Progress in Device Designs, Intelligent Algorithms, and Multidisciplinary Applications

open access: yesAdvanced Intelligent Discovery, EarlyView.
Flexible tactile sensors have considerable potential for broad application in healthcare monitoring, human–machine interfaces, and bioinspired robotics. This review explores recent progress in device design, performance optimization, and intelligent applications. It highlights how AI algorithms enhance environmental adaptability and perception accuracy
Siyuan Wang   +3 more
wiley   +1 more source

Interactive Prompt‐Guided Robotic Grasping for Arbitrary Objects Based on Promptable Segment Anything Model and Force‐Closure Analysis

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
A laser pointer‐guided robotic grasping method for arbitrary objects based on promptable segment anything model and force‐closure analysis is presented. Grasp generation methods based on force‐closure analysis can calculate the optimal grasps for objects through their appearances. However, the limited visual perception ability makes robots difficult to
Yan Liu   +5 more
wiley   +1 more source

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