Results 131 to 140 of about 503,325 (331)

Origami‐Inspired Structural Design for Aquatic‐Terrestrial Amphibious Robots

open access: yesAdvanced Robotics Research, EarlyView.
This work presents a lightweight amphibious origami robot actuated by a single shape memory alloy wire. A rigid foldable origami structure with displacement amplification enables efficient terrestrial crawling and aquatic swimming. The addition of fan‐shaped units allows controllable turning in both environments.
Weiqi Liu   +5 more
wiley   +1 more source

Global Positioning System constraints on plate kinematics and dynamics in the eastern Mediterranean and Caucasus

open access: yes, 2000
S. McClusky   +27 more
semanticscholar   +1 more source

Dark matter measurements combining stellar and H i kinematics: 30 per cent 1σ outliers with low dark matter content at 5Re [PDF]

open access: gold
Meng Yang   +7 more
openalex   +1 more source

KINEMATICS AT THE EDGE OF THE GALACTIC BULGE: EVIDENCE FOR CYLINDRICAL ROTATION [PDF]

open access: bronze, 2009
Christian D. Howard   +11 more
openalex   +1 more source

Hyperelastic Starch Hydrogel Configures Edible and Biodegradable All‐Components for Soft Robots

open access: yesAdvanced Science, EarlyView.
Hyperelastic starch hydrogel is tailored via a phase separation strategy of solvent‐antisolvent co‐modulation. The mechanical performance of starch hydrogel is widely tuned with maximum strains: 194.4–361.4%; maximum tensile stresses: 34–192 kPa; and Young's moduli: 36.0–205.8 kPa. Notably, the hydrogel achieves complete soil degradation within 24 days
Siyu Yao   +7 more
wiley   +1 more source

Three-Dimensional Quantitative Analysis of Kinematic Variables in Discus Throwing Performance [PDF]

open access: yesBiyumikānīk-i varzishī
Objective Three-dimensional kinematic analysis of discus throwing enables a more precise evaluation of movement patterns, displacement, velocity, and acceleration, which are essential for optimizing performance.
Jamal Abdel Karim Hamid   +5 more
doaj  

Comparison of short-term clinical results between modified kinematically-aligned and guided motion bicruciate stabilized total knee arthroplasty [PDF]

open access: diamond
Kensuke Anjiki   +10 more
openalex   +1 more source

The kinematic relationship between disk and jet in the DG Tauri system [PDF]

open access: bronze, 2002
L. Testi   +4 more
openalex   +1 more source

Impact of deep brain stimulation on gait in Parkinson disease: A kinematic study [PDF]

open access: green, 2023
Richa Tripathi   +6 more
openalex   +1 more source

Edible Pneumatic Battery for Sustained and Repeated Robot Actuation

open access: yesAdvanced Science, EarlyView.
This work presents an edible energy source and valve system to power soft, pneumatically driven edible robots. A chemical reaction between sodium bicarbonate and citric acid generates carbon dioxide gas, and a pressure‐triggered edible valve enables self‐repetitive motion of the edible actuator.
Bokeon Kwak   +5 more
wiley   +1 more source

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