Results 141 to 150 of about 734,982 (300)

Vision based two-dimensional measurement of machine tool motion trajectory

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing
The aim of this study is to develop a vision-based 3D-dynamic motion errors measurement method. In this report, a measurement method is proposed, and its resolution and measurement error in plane motion measurement are discussed.
Haochen HUANG   +2 more
doaj   +1 more source

Real-Time Traffic Light Detection with Frequency Patterns Using a High-speed Camera. [PDF]

open access: yesSensors (Basel), 2020
Yabuuchi K   +4 more
europepmc   +1 more source

Charge‐Induced Morphing Gels for Bioinspired Actuation

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces a novel electroactive actuation mechanism that enables the gel material to generate substantial and reversible shape‐changing while preserving topological and isochoric (volumetric) equivalence. The resultant morphing behaviors can mimic the movements of muscle‐driven organelles in nature, including cilia‐like beating and ...
Ciqun Xu   +4 more
wiley   +1 more source

Crack Propagation Velocity Determination by High-speed Camera Image Sequence Processing. [PDF]

open access: yesMaterials (Basel), 2020
Liebold F   +5 more
europepmc   +1 more source

Reconfigurable Magnetic Soft Microrobot for Acoustically Triggered Targeted Bacterial Sterilization

open access: yesAdvanced Functional Materials, EarlyView.
Reconfigurable magnetic soft microrobots integrate in situ‐grown piezoelectric zinc oxide nanorods that produce reactive oxygen species upon acoustic excitation. Combining magnetically guided transport with thermally induced planar reconfiguration, the microrobots achieve targeted delivery and enhanced bacterial sterilization through efficient on ...
Quan Gao   +12 more
wiley   +1 more source

The Dynamics of Interfacial Trap States in High‐Detectivity Near‐Infrared Photomultiplication Organic Photodetectors

open access: yesAdvanced Functional Materials, EarlyView.
Photomultiplication organic photodetectors (PM OPDs) are an attractive strategy for health‐monitoring. Here, PM‐OPDs are reported with a specific detectivity of 5.7 × 1012 Jones and external quantum efficiency values of 3500% under −10 V. The dynamics of carrier trapping in these devices are elucidated through trap selective spectroscopical techniques.
Marie Houot   +9 more
wiley   +1 more source

A new measurement method and comparison analysis of mechanical impedance of a tool-hand system

open access: yesArchives of Acoustics, 2014
In the paper the stand experimental studies of the hand-handle-tool system have been done with high speed camera application. The applied measurement devices and computer analysis of the data allowed for estimation of force and velocity of handle and ...
M. A. Książek, J. Tarnowski
doaj  

Multiple Twinning in Nacre and Aragonite

open access: yesAdvanced Functional Materials, EarlyView.
Electron backscatter diffraction map of a cluster of geologic aragonite, exhibiting single, double, and triple twins. The whole cluster is approximately 2 cm wide. Colors indicate crystal orientations, so that pixels where the a‐, b‐, and c‐axis is perpendicular to the image plane are green, red, and blue, respectively.
Connor A. Schmidt   +7 more
wiley   +1 more source

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