Results 141 to 150 of about 187,761 (303)

Sensitive magnetic biodetection using magnetic multi-core nanoparticles and RCA coils

open access: yes, 2017
We use functionalized iron oxide magnetic multi-core particles of 100 nm in size (hydrodynamic particle diameter) and AC susceptometry (ACS) methods to measure the binding reactions between the magnetic nanoparticles (MNPs) and bio-analyte products ...
Winkler, Dag   +50 more
core   +1 more source

Microgel‐Based 3D Bioprinting: A Convergent Strategy Integrating Material Design, Jamming Dynamics, and Biological Function

open access: yesAdvanced Healthcare Materials, EarlyView.
Microgel‐based 3D printed constructs represent a compelling and versatile innovation for engineering architecturally complex, dynamically remodelable, and biocompatible structures with high structural fidelity and bioactivity. By integrating material design, biofabrication, and biological function, these systems enable the development of adaptive ...
Elena Ghighină   +2 more
wiley   +1 more source

Neutrophil‐Mimetic MRI Enables Ultra‐Early Detection of Vascular Inflammation After Stroke

open access: yesAdvanced Healthcare Materials, EarlyView.
In this study, we developed neutrophil‐mimetic MRI probes that detect ultra‐early neuroinflammation following ischemic stroke by targeting E‐selectin. Within seconds of their injection, these microparticles mimic initial leukocyte adhesion to the activated cerebral endothelium.
Marion Isabelle Morvan   +17 more
wiley   +1 more source

Characterization of rheological behavior, dispersion phenomenon and magnetic property of magnetorheological fluids with hard and soft nanoparticle additives

open access: yesJournal of the Mechanical Behavior of Materials
In this study, the effects of CoFe2O4 (as hard magnetic) nanoparticle addition and MnFe2O4 (as soft magnetic) nanoparticle addition in carbonyl iron powder-based magnetorheological fluid were investigated. Both types of nanoparticles (CoFe2O4 and MnFe2O4)
Nugroho Kacuk Cikal   +6 more
doaj   +1 more source

Fructose‐Based Single‐Chain Polymer Nanoparticles for GLUT1–Mediated Delivery: Impact of Polymer Design on Uptake and In Vivo Performance

open access: yesAdvanced Healthcare Materials, EarlyView.
Single‐chain nanoparticles have been proposed as drug delivery carriers, but adding a tail can significantly enhance their performance. This was demonstrated using a tadpole‐like structure comprising a head prepared from a UV‐crosslinked fructose‐based glycopolymer capable of targeting GLUT receptors, combined with a PEG‐based tail. Compared with other
Hoang Yen Vo   +6 more
wiley   +1 more source

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

Nanoparticles of transition metals oxides with application potential

open access: yes, 2009
Tato práce se zabývá nejvíce používanými metodami přípravy a fyzikálními vlastnostmi nanočástic přechodných kovů. Fyzikální vlastnosti nanočástic mohou být kontrolovány pomocí velikosti a tvaru částic.
Burianová, Simona
core  

Models of microstructure and magnetic properties for magnetic recording media [PDF]

open access: yes, 2003
Three computational models have been developed to simulate magnetic properties of granular media, particulate media microstructures and self-assembled systems.
Verdes, Claudiu Georgel
core  

Bacteria‐Responsive Nanostructured Drug Delivery Systems for Targeted Antimicrobial Therapy

open access: yesAdvanced Materials, EarlyView.
Bacteria‐responsive nanocarriers are designed to release antimicrobials only in the presence of infection‐specific cues. This selective activation ensures drug release precisely at the site of infection, avoiding premature or indiscriminate release, and enhancing efficacy.
Guillermo Landa   +3 more
wiley   +1 more source

Multifunctional Magnetic Nanoparticles in Hyperthermia Therapy

open access: yes
An overview of the writing on the application of multifunctional magnetic nanoparticles (MF-MNP) in hyperthermia treatment is given in this chapter. With their special attractive characteristics, these MF-MNP can be utilized to target and wipeout warm ...
Rbaa, Mohamed   +6 more
core   +1 more source

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