Results 171 to 180 of about 203,986 (346)

Multipolar Resonances in Electro‐Optic Metasurfaces with Moderate Refractive Index

open access: yesAdvanced Photonics Research, EarlyView.
Electro‐optic nanoantennas with moderate refractive indices of 2.3 to 3.0 are numerically shown to sustain strong multipolar resonances, enabling efficient light confinement and EO tuning. Multipolar modes of even parity are most sensitive to variations in the refractive index.
Viktoriia E. Babicheva   +1 more
wiley   +1 more source

There and Back Again: A (Reversed) Vygotskian Perspective on Digital Socialization

open access: yesFrontiers in Psychology, 2021
Maria Falikman, Maria Falikman
doaj   +1 more source

Design Optimization of a Variable Stiffness Robotic Gripper with Passive Restoration Fabricated by Multimaterial 3D Printing

open access: yesAdvanced Robotics Research, EarlyView.
A multimaterial robotic gripper fabricated via multimaterial 3D printing integrates conductive thermopolymer joints with flexible elastomeric components. Joule heating enables precise joint‐level stiffness modulation, enhanced by embedded temperature sensors, passive shape restoration, and active cooling, enabling versatile manipulation capabilities ...
Daniel Jee Seng Goh   +4 more
wiley   +1 more source

Initial Post-Commercialization Experience Using a Thoracic Branch Endoprosthesis: Broad Application to Real-World Patients. [PDF]

open access: yesEur J Cardiothorac Surg
Lou X   +9 more
europepmc   +1 more source

AI AS A DIGITAL SCAFFOLD: AN INTEGRATIVE REVIEW OF VYGOTSKY'S ZONE OF PROXIMAL DEVELOPMENT IN MODERN EDUCATION

open access: diamond
Wan Hazwani Wan Hamedi   +5 more
openalex   +2 more sources

Comment on “Rivalry in Bacillus subtilis colonies:enemy or family?” [PDF]

open access: yes, 2020
Arnaouteli, Sofia   +5 more
core   +1 more source

Biohybrid Actuators in Compact Arrangement with Embedded X Electrode

open access: yesAdvanced Robotics Research, EarlyView.
Selective control of multimuscle biohybrid actuators is crucial for achieving complex movements of biohybrid robots. In this study, embedded X electrodes are fabricated to selectively control multiple muscles, realizing the robotic finger's bidirectional movements.
Tingyu Li, Minghao Nie, Shoji Takeuchi
wiley   +1 more source

Continuum Mechanics Modeling of Flexible Spring Joints in Surgical Robots

open access: yesAdvanced Robotics Research, EarlyView.
A new mechanical model of a tendon‐actuated helical extension spring joint in surgical robots is built using Cosserat rod theory. The model can implicitly handle the unknown contacts between adjacent coils and numerically predict spring shapes from straight to significantly bent under actuation forces.
Botian Sun   +3 more
wiley   +1 more source

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