Results 1 to 10 of about 4,736,953 (298)

Self-Propulsion Enhances Polymerization [PDF]

open access: yesEntropy, 2020
Self-assembly is a spontaneous process through which macroscopic structures are formed from basic microscopic constituents (e.g., molecules or colloids).
Maximino Aldana   +2 more
doaj   +6 more sources

Hydrophobic Janus Foam Motors: Self-Propulsion and On-The-Fly Oil Absorption [PDF]

open access: yesMicromachines, 2018
In this work, we for the first time have proposed and fabricated a self-propelled Janus foam motor for on-the-fly oil absorption on water by simply loading camphor/stearic acid (SA) mixture as fuels into one end of the SA-modified polyvinyl alcohol (PVA)
Xiaofeng Li   +7 more
doaj   +4 more sources

The Self-Propulsion of the Spherical Pt–SiO2 Janus Micro-Motor [PDF]

open access: yesMicromachines (Basel), 2017
The double-faced Janus micro-motor, which utilizes the heterogeneity between its two hemispheres to generate self-propulsion, has shown great potential in water cleaning, drug delivery in micro/nanofluidics, and provision of power for a novel micro ...
Zhang J, Zheng X, Cui H, Silber-Li Z.
europepmc   +3 more sources

Validation of an innovative algorithm for detecting self-propulsion in manual wheelchair users [PDF]

open access: yesJournal of Rehabilitation and Assistive Technologies Engineering
Introduction Actimetry is increasingly used to measure physical activity (PA) for manual wheelchair (MWC) users. However, conversion of raw data into interpretable PA outcomes remains imprecise, and the differentiation between propulsion and non ...
Rose Gagnon   +3 more
doaj   +2 more sources

A numerical study on self-propulsion performance in regular waves and power prediction in irregular waves

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2022
Several numerical studies have been conducted to investigate the methods for self-propulsion performance that changes with the wave conditions using KVLCC2.
Soon-Hyun Lee   +5 more
doaj   +3 more sources

ON SELF-PROPULSION ASSESSMENT OF MARINE VEHICLES

open access: yesBrodogradnja, 2018
Estimation of ship self-propulsion is important for the selection of the propulsion system and the main engine so that the ship can move forward with the required speed.
Omer Kemal Kinaci   +3 more
doaj   +3 more sources

Intrinsic enzymatic properties modulate the self-propulsion of micromotors [PDF]

open access: yesNature Communications, 2019
Self-propulsion of biocatalytic micro- and nanomotors is facilitated by enzymes converting substrates into products. Here, the authors show that intrinsic enzymatic properties such as conformational changes are crucial for the self-propulsion of silica ...
Xavier Arqué   +5 more
doaj   +2 more sources

Janus particle microshuttle: 1D directional self-propulsion modulated by AC electrical field

open access: yesAIP Advances, 2014
A catalytic Janus particle is capable of gaining energy from the surrounding fuel solution to drive itself to move continuously, which has an important impact in different fields, especially the field of micro-systems.
Jiliang Chen   +3 more
doaj   +2 more sources

Reconfigurable assembly, disassembly, and self-propulsion of microparticles via optoelectronic tweezers [PDF]

open access: yesMicrosystems & Nanoengineering
Reconfigurability and autonomous mobility are critical for micro/nanorobot systems to perform complex tasks. Here, we propose a synergistic optoelectric control strategy based on an optoelectronic tweezers (OET) platform, which enables the controllable ...
Ao Wang   +8 more
doaj   +2 more sources

Research on self-propulsion simulation of a polar ship in a brash ice channel based on body force model

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2023
Main engine power prediction is important for polar ships operating in brash ice channels, which is one of the most important concerns of shipowners. Self-propulsion simulation is an efficient method to predict the developed power.
Chang Xie   +4 more
doaj   +3 more sources

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