Results 151 to 160 of about 17,465 (312)

Forced Harmonic Vibration of an Asymmetric Duffing Oscillator

open access: yes, 2011
Two nonlinear asymmetric systems are described in this chapter. The first is a pure cubic nonlinear oscillator with a constant and a harmonic force acting on it, associated with a vibration isolator.
Michael J. Brennan   +3 more
core   +1 more source

Forced vibrations of systems with nonlinear restoring force [PDF]

open access: yesQuarterly of Applied Mathematics, 1943
Friedrichs, K. O., Stoker, J. J.
openaire   +2 more sources

Photothermal‐Activated Antibacterial Amyloid‐Polyphenol‐Iron Hydrogels for Synergistic Wound Healing

open access: yesAdvanced Healthcare Materials, EarlyView.
We report a thermally triggered supramolecular hydrogel (LTFe) formed by Fe3+ and tannic acid on lysozyme amyloid fibrils. Fe3+ enables rapid gelation and photothermal transduction with an efficiency of 88.56%. The LTFe hydrogel exhibits excellent biocompatibility, potent antibacterial activity against E. coli and S.
Di Wu   +8 more
wiley   +1 more source

Forced damping vibration of a cantilever beam

open access: yes, 2006
Forced damping vibration strategies have a paramount relevance in all those cases where surface vibrations represent disturbances. Knowing that surfaces show different resonant modes of vibration related to their geometry we have selected a cantilever ...
Bisegna, P, Lo Castro, F, BISEGNA, PAOLO
core   +1 more source

Tłumienie Falami Naprężeń w Belkach Sprężystych

open access: yesEngineering Transactions, 1958
An analogy is indicated between vibrations in elastic bodies and in liquids. In a number of cases of forced vibration of infinite elastic beams, reaction forces of these beams are found.
J. Więckowski
doaj  

Standardized Effect Measures Informing Next‐Generation Strategies for Mechanical Stimulation in Cartilage Tissue Engineering

open access: yesAdvanced Healthcare Materials, EarlyView.
This systematic review quantitatively compares conventional mechanical stimulation strategies in cartilage tissue engineering across 85 heterogeneous in vitro studies. Applying standardized effect measures, meta‐analysis reveals that combined compression and shear loading optimally promotes cartilage matrix development.
Jiaqi K. Shen   +7 more
wiley   +1 more source

Atomic Layer Deposition Processes: Versatile Platforms for Engineering ZnO‐Chitosan Biointerfaces

open access: yesAdvanced Healthcare Materials, EarlyView.
Vapour phase metalation (VPM), multiplied pulsed vapour phase infiltration (MPI), and O2 plasma‑enhanced atomic layer deposition (PEALD) tailor Zn–chitosan (Zn‑CS) films. PEALD improves wettability and biocompatibility. MPI enhances semiconductor behavior. Antiseptic selectivity: VPM → E. coli; MPI → H. pylori.
Mabel Moreno   +17 more
wiley   +1 more source

Dynamic analysis of magnetorheological elastomer configured sandwich structures

open access: yes, 2009
The work presented in this thesis is concerned with the investigation of the dynamic behaviour of magnetorheological elastomers (MREs) and smart sandwich structures.
Choi, Won Jun
core  

Forced vibration of a heated wire subjected to nucleate boiling. [PDF]

open access: yesInt J Heat Mass Transf, 2019
Staszel C, Sinha-Ray S, Yarin AL.
europepmc   +1 more source

Adaptable Covalent Organic Framework‐Hydrogel Microneedles for Glucose‐Responsive Isoliquiritigenin Delivery in Diabetic Wound Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
We develop a covalent organic framework‐loaded Traditional Chinese Medicine monomer nanodrug delivery system (ISL@bCOF) via boron‐oxygen bonds, a smart response to glucose for delivering AI‐driven isoliquiritigenin (ISL) targeting ZBP1. This dynamic release mechanism, combined with transdermal delivery technology via potent microneedles, can modulate ...
Menghan Zhou   +9 more
wiley   +1 more source

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