Results 171 to 180 of about 51,949 (274)

Hybrid Rolling Bearings [PDF]

open access: yes
Tlre preserrce oflrarrl corrtarnir~rrrIt.s in lubricated rolling bearing.~ is (I rrrrijor cr1~1.s ~ of /~rel~rrrti~re failure, for exarnple by fatigue or I J rrbr(r.sive ~ rt~erlr of rolling el en rent.^, races or cages.
Ian M. Hutchings, Lars Kahlman
core  

Membrane‐Mediated Force Transduction Drives Stick‐Slip Motion of Lipid Vesicles

open access: yesAdvanced Science, EarlyView.
A rotating magnetic field actuates a ferromagnetic particle inside a lipid vesicle, generating internal flows that induce stick‐slip propulsion near a surface. Membrane properties—elasticity, excess area, and phase behavior—modulate this motion by shaping stress dissipation and force transduction.
Paula Magrinya   +3 more
wiley   +1 more source

Droplet Digital CRISPR for Nucleic Acid Detection

open access: yesAdvanced Science, EarlyView.
This review outlines recent advances in droplet digital CRISPR technology for nucleic acid detection, combining CRISPR specificity with droplet digital‐based absolute quantification. It summarizes core principles, amplification‐assisted and amplification‐free strategies, and representative DNA and RNA biomarker applications.
Yang Zhang   +4 more
wiley   +1 more source

Highly Reliable Multicomponent MEMS Sensor for Predictive Maintenance Management of Rolling Bearings. [PDF]

open access: yesMicromachines (Basel), 2023
Landi E   +8 more
europepmc   +1 more source

Model Specification for Rework of Aircraft Engine, Power Transmission, and Accessory/Auxiliary Ball and Roller Bearings [PDF]

open access: yes
This document provides a model specification for the rework and/or repair of bearings used in aircraft engines, helicopter main power train transmissions, and auxiliary bearings determined to be critical by virtue of performance, function, or ...
Branzai, Emanuel V., Zaretsky, Erwin V.
core   +1 more source

Dead Matter, Living Machines: Repurposing Crustaceans' Abdomen Exoskeleton for Bio‐Hybrid Robots

open access: yesAdvanced Science, EarlyView.
Crustacean exoskeletons, repurposed from food waste, are engineered into sustainable bending actuators combining biotic structure with synthetic control. The augmented exoskeletons achieve rapid and robust motion with lightweight body and can be used as part of robotic manipulators, grippers and swimmers.
Sareum Kim, Kieran Gilday, Josie Hughes
wiley   +1 more source

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