Results 161 to 170 of about 476,175 (346)

Kinematic analysis and dimensional optimization of a 2R2T parallel manipulator

open access: green, 2019
Pedro Araujo-Gómez   +3 more
openalex   +2 more sources

FiN‐Kiri: Fabric‐Based Inflatable Kirigami Actuator for Multimodal Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
This study introduces a type of inflatable fabric‐based kirigami actuator capable of performing bending motion. The actuator is utilized as soft grippers, a crawling robot and a swimming robot. The crawling robot demonstrated extraordinary motion capabilities, such as moving forward, turning and navigating a narrow tunnel.
Yang Yu   +12 more
wiley   +1 more source

Design and kinematics analysis of coordinated variable wheel-track walking mechanism [PDF]

open access: gold, 2020
Liguo Zang   +4 more
openalex   +1 more source

Material‐Induced Nuclear Deformation Controls Chromatin Architecture in Adipose Stem Cells

open access: yesAdvanced Science, EarlyView.
Tuning cell and cytoskeleton mechanics modulated nuclear shape and heterochromatin organization in ASCs. Distinct cytoskeletal architectures induced nuclear morphologies from oblate to prolate ellipsoids. Large elongated cells with a structured actin cap exhibited high nuclear strain, driving nuclear envelope deformation and heterochromatin ...
Carlo F. Natale   +6 more
wiley   +1 more source

Mild Focal Cooling Decouples Dendrites to Reconfigure Cortical Output

open access: yesAdvanced Science, EarlyView.
Mild cooling of the cortical surface selectively modulates apical dendritic excitability, plasticity, and somato‐dendritic coupling, while uncoupling these effects from basal dendrites, and reshapes apical‐driven responses in barrel cortex during whisker touch.
Meisam Habibi Matin   +2 more
wiley   +1 more source

Biomechanical Variances in the Development of Forward Head Posture

open access: yesPhysical Therapy Korea
Forward Head Posture (FHP) involves the anterior positioning of the head relative to the shoul-ders, often associated with muscular imbalances. It is known that individuals with FHP expe-rience shortening of craniocervical extensors and cervical flexors.
Yasemin Deniz, Esra Pehlivan, Eda Cicek
doaj   +1 more source

An Isogeometric Analysis Approach to Kinematics of Spatial Rigid Multibody Systems with Imperfect Joints [PDF]

open access: diamond, 2020
Remzija Ćerimagić   +3 more
openalex   +1 more source

Hierarchical Artificial Muscle with Nonlinear Elasticity for Antagonistic and Cyclic Robotics

open access: yesAdvanced Science, EarlyView.
We construct hierarchical muscles by plying nylon fibers around a heating wire. The hierarchical muscle shows a J‐shaped passive curve, which shows benefit in antagonistic muscle pair and work accumulation mechanism. We also develop a computational, first‐principle model to understand the physics of both active actuation stroke and passive J‐curve ...
Samuel Tsai   +15 more
wiley   +1 more source

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