Results 91 to 100 of about 1,442,724 (301)

Study of the Permeability of Foam Conditioned Soils with Laboratory Tests [PDF]

open access: yes, 2010
EPB tunneling requires that the excavated soil has a plastic and pulpy behavior to be able to apply a stabilizing pressure to the face, but it should also be impervious to counteract filtration forces that could develop ahead of the face.
Borio L., Peila D.
core   +1 more source

Data‐Driven Bulldozer Blade Control for Autonomous Terrain Leveling

open access: yesAdvanced Robotics Research, EarlyView.
A simulation‐driven framework for autonomous bulldozer leveling is presented, combining high‐fidelity terramechanics simulation with a neural‐network‐based reduced‐order model. Gradient‐based optimization enables efficient, low‐level blade control that balances leveling quality and operation time.
Harry Zhang   +5 more
wiley   +1 more source

Pull-out mechanism of continuous ball shape anchors in transparent soil

open access: yesYantu gongcheng xuebao, 2017
A physical modelling system is developed to study the pull-out mechanism of embedded soil anchors using transparent soil and particle image velocimetry (PIV). In the system, two different continuous ball shape anchors are set in the experiment to observe
XIA Yuan-you1 , CHEN Chen 1, NI Qing 2
doaj   +1 more source

Soil analyses and evaluations at the impact dynamics research facility for two full-scale aircraft crash tests [PDF]

open access: yes
The aircraft structural crash behavior and occupant survivability for aircraft crashes on a soil surface was studied. The results of placement, compaction, and maintenance of two soil test beds are presented. The crators formed by the aircraft after each
Cheng, R. Y. K.
core   +1 more source

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

Atlas of soil reflectance properties [PDF]

open access: yes
A compendium of soil spectral reflectance curves together with soil test results and site information is presented in an abbreviated manner listing those soil properties most important in influencing soil reflectance.
Baumgardner, M. F.   +3 more
core   +1 more source

Fate of the organophosphate herbicide glyphosate in arable soils and its relationship to soil phosphorus status [PDF]

open access: yes, 2009
Glyphosate is one of the world's most widely used herbicides. This study was undertaken to unravel the factors affecting its movement, sorption, persistence and leachability in different Finnish soils to create a sound basis for risk assessment. Field
Laitinen, Pirkko
core  

Root‐Stimulated Movements in Mimosa Pudica for Biohybrid Robotic Systems

open access: yesAdvanced Robotics Research, EarlyView.
This study demonstrates that thermal and electrical stimulation of Mimosa pudica root induces movement of the petiole and pinnules without direct stimulation of the aerial organs, thereby enabling a plant‐based robotic gripper and providing a foundation for the development of intelligent and sustainable systems.
Misao Sato   +6 more
wiley   +1 more source

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