Nanocomposite Infiltration
Nanocomposite Infiltration - Related Videos
14:24
Manufacturing of Three-dimensionally Microstructured Nanocomposites through Microfluidic Infiltration
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Cited by 4 •
2014
Three-dimensional (3D) microstructured composite beams are fabricated through the directed and localized infiltration of nanocomposites into 3D porous microfluidic networks. The flexibility of this manufacturing method enables the utilization of different thermosetting materials and nanofillers in order to achieve a variety of functional 3D reinforced nanocomposite macroscopic products.
12:21
Preparation of Monodomain Liquid Crystal Elastomers and Liquid Crystal Elastomer Nanocomposites
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Cited by 7 •
2016
We demonstrate the preparation of siloxane-based and epoxy-based liquid crystal elastomers (LCEs) and LCE nanocomposites. The LCEs are characterized with respect to reversible strain, liquid crystal ordering, and stiffness. As a potential application, we demonstrate their use as shape-responsive substrates in a custom device for active cell culture.
06:44
Isolation of Brain-infiltrating Leukocytes
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Cited by 33 •
2011
A rapid method to obtain infiltrating leukocytes from the murine brain is described. This method utilizes a continuous Percoll gradient and discontinuous Ficoll gradient to select and purify the leukocyte-enriched layer. Isolated leukocytes may then be characterized by flow cytometric measurements.
05:57
Fabrication of Antibacterial Graphene Oxide/Copper Nanocomposites
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2024
Herein, we introduce graphene oxide/copper (GO/Cu) nanocomposites as an antibacterial nanomaterial. The antibacterial effectiveness of the GO/Cu nanocomposites was evaluated against both antibiotic-resistant gram-positive and gram-negative bacteria.
03:03
Inoculating a Bacterial Pathogen into Arabidopsis Leaves via Vacuum Infiltration
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2026
Source: Rufián, J. S., et.al. Single-Cell Analysis of the Expression of Pseudomonas syringae Genes within the Plant Tissue. J. Vis. Exp. (2022)This video demonstrates a vacuum infiltration method to introduce a bacterial pathogen into Arabidopsis plant leaves. The approach uses a prepared bacterial suspension and vacuum pulses to enable uniform entry through stomata, resulting in controlled leaf infection.
FAQs
Entry into the host depends on how effectively the infiltrating phase wets its internal surfaces and on the driving force available. Capillary forces can draw the phase through porous pathways, while applied pressure or diffusion can also promote movement. These mechanisms influence how far the phase travels and whether the final composite has shallow or deeper modification.
Uniform particle dispersion helps distribute the nanoscale component throughout the host rather than concentrating it in isolated regions. Interfacial bonding determines how effectively the phases are connected chemically. Together with infiltrant concentration and infiltration depth, these factors shape structural consistency and the resulting mechanical, conductive, barrier, or reactive behavior.
The fixation step determines how the introduced phase is retained. Solvent removal can leave the infiltrant in place, whereas polymerization, curing, or another chemical reaction can convert it into a more permanently established component. Selecting among these routes affects whether the intended composition and spatial distribution survive processing, supporting reproducible nanocomposite properties.
A practical workflow begins by choosing a porous or structured host and an infiltrating phase suited to the target property. The phase is then introduced under conditions that support wetting, capillary entry, pressure-driven movement, or diffusion. Finally, solvent removal, polymerization, curing, or another reaction fixes the structure. Monitoring concentration and depth helps maintain uniformity.
The host provides the pathways that determine how the infiltrating phase moves and where it accumulates. Its porous or structured architecture therefore affects infiltration depth and spatial distribution. When the phase reaches the relevant regions and remains well dispersed, chemists can more effectively tailor the composite for strength, conductivity, barrier performance, or reactivity.
The method is useful when a host needs a targeted combination of properties rather than a single bulk-material characteristic. Depending on the infiltrating phase and processing control, resulting structures may offer improved strength, conductivity, barrier performance, or reactivity. Chemistry applications include protective coatings, catalysts, membranes, sensors, and lightweight materials.