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Themed collection Editors' collection: Physical Chemistry of Colloids and Interfaces

25 items
Open Access Paper

Subtle chemical modification for enrichment of Fmoc-amino acid at a phospholipid interface

A modest chemical modification of the Fmoc-amino acids led to enhanced interaction with a model surface for biomembrane.

Graphical abstract: Subtle chemical modification for enrichment of Fmoc-amino acid at a phospholipid interface
Open Access Paper

Exploring the water/oil/water interface of phospholipid stabilized double emulsions by micro-focusing synchrotron SAXS

Surfactant stabilized water/oil/water (w/o/w) double emulsions have received much attention in the last years motivated by their wide applications.

Graphical abstract: Exploring the water/oil/water interface of phospholipid stabilized double emulsions by micro-focusing synchrotron SAXS
Open Access Paper

Monolayer formed by L-Asp-based gemini surfactants self-assembled in 1D nanostructures

L-Asp-based gemini surfactants form primary fibrils (1D structure) that interact with each other and arrange in a film (2D structure).

Graphical abstract: Monolayer formed by l-Asp-based gemini surfactants self-assembled in 1D nanostructures
Open Access Paper

Green and sustainable zero-waste conversion of water hyacinth (Eichhornia crassipes) into superior magnetic carbon composite adsorbents and supercapacitor electrodes

Our facile approach converts embarrassing weed to value-added products through environmentally friendly routes towards zero-waste scheme.

Graphical abstract: Green and sustainable zero-waste conversion of water hyacinth (Eichhornia crassipes) into superior magnetic carbon composite adsorbents and supercapacitor electrodes
Open Access Paper

Novel biodegradable and non-fouling systems for controlled-release based on poly(ε-caprolactone)/Quercetin blends and biomimetic bacterial S-layer coatings

S-Layer coating on PCL–Quercetin miscible blends acts as a release controller from films and scaffolds, as well as antifouling agent.

Graphical abstract: Novel biodegradable and non-fouling systems for controlled-release based on poly(ε-caprolactone)/Quercetin blends and biomimetic bacterial S-layer coatings
Open Access Paper

Expanding the limits of amide–triazole isosteric substitution in bisamide-based physical gels

Dual amide–triazole isosteric substitution in a bis-amide gelator allows fine-tuning of the properties of the corresponding supramolecular gels.

Graphical abstract: Expanding the limits of amide–triazole isosteric substitution in bisamide-based physical gels
Open Access Paper

Temperature-triggered reversible breakdown of polymer-stabilized olive–silicone oil Janus emulsions

A one-step moderate energy vibrational emulsification method was successfully employed to produce thermo-responsive olive/silicone-based Janus emulsions stabilized by poly(N,N-diethylacrylamide) carrying 0.7 mol% oleoyl side chains.

Graphical abstract: Temperature-triggered reversible breakdown of polymer-stabilized olive–silicone oil Janus emulsions
Open Access Paper

Zinc oxide nanocrystals as a nanoantibiotic and osteoinductive agent

Nanomaterials for bone tissue engineering are developing to new solutions against infections, antibiotic resistance, promotion of new bone. ZnO nanocrystals are promising candidates with intrinsic antimicrobial activity and high biocompatibility.

Graphical abstract: Zinc oxide nanocrystals as a nanoantibiotic and osteoinductive agent
Open Access Paper

Vanillin decorated chitosan as electrode material for sustainable energy storage

To replace dangerous and rare components in battery electrodes, more sustainable energy storage materials made from biowaste and wood-based vanillin are presented.

Graphical abstract: Vanillin decorated chitosan as electrode material for sustainable energy storage
Open Access Paper

Gold nanoparticle coatings as efficient adenovirus carriers to non-infectable stem cells

Assessment of the differences of the levels of gene expression achieved in non-infectable MSCs, by the completion of recombinant adenoviruses together with different NPs combinations (gold NPs or a commercially available polyethylenimine derivative).

Graphical abstract: Gold nanoparticle coatings as efficient adenovirus carriers to non-infectable stem cells
Open Access Paper

Incorporation of potassium halides in the mechanosynthesis of inorganic perovskites: feasibility and limitations of ion-replacement and trap passivation

Potassium halides are used for cation-exchange, anion-exchange and trap passivation of mechanosynthesized perovskites.

Graphical abstract: Incorporation of potassium halides in the mechanosynthesis of inorganic perovskites: feasibility and limitations of ion-replacement and trap passivation
Open Access Paper

Effect of low-temperature plasma treatment of electrospun polycaprolactone fibrous scaffolds on calcium carbonate mineralisation

This article reports on a study of the mineralisation behaviour of CaCO3 deposited on electrospun poly(ε-caprolactone) (PCL) scaffolds preliminarily treated with low-temperature plasma.

Graphical abstract: Effect of low-temperature plasma treatment of electrospun polycaprolactone fibrous scaffolds on calcium carbonate mineralisation
Open Access Paper

Towards sustainable diagnostics: replacing unstable H2O2 by photoactive TiO2 in testing systems for visible and tangible diagnostics for use by blind people

Blind and color blind people cannot afford colorimetric diagnostics; the problem is especially severe in rural areas where high temperatures and the absence of electricity challenge modern diagnostics.

Graphical abstract: Towards sustainable diagnostics: replacing unstable H2O2 by photoactive TiO2 in testing systems for visible and tangible diagnostics for use by blind people
Open Access Paper

Infiltration of biomineral templates for nanostructured polypyrrole

The insufficient infiltration of pyrrole into the CaCO3 structure of biomineral templates was improved using three universally applicable approaches.

Graphical abstract: Infiltration of biomineral templates for nanostructured polypyrrole
Open Access Paper

Towards potent but less toxic nanopharmaceuticals – lipoic acid bioconjugates of ultrasmall gold nanoparticles with an anticancer drug and addressing unit

Modification of ultrasmall gold nanoparticles (AuNPs) with the lipoic acid derivative of folic acid was found to enhance their accumulation in the cancer cell, as compared to AuNPs without addressing units.

Graphical abstract: Towards potent but less toxic nanopharmaceuticals – lipoic acid bioconjugates of ultrasmall gold nanoparticles with an anticancer drug and addressing unit
Open Access Paper

Characterization of aluminum, aluminum oxide and titanium dioxide nanomaterials using a combination of methods for particle surface and size analysis

The application of appropriate analytical techniques is essential for nanomaterial (NM) characterization.

Graphical abstract: Characterization of aluminum, aluminum oxide and titanium dioxide nanomaterials using a combination of methods for particle surface and size analysis
Open Access Paper

Unveiling and tackling guanidinium peptide coupling reagent side reactions towards the development of peptide-drug conjugates

Discovery of uncharted guanidinium peptide coupling reagent side reactions during peptide-drug conjugates synthesis.

Graphical abstract: Unveiling and tackling guanidinium peptide coupling reagent side reactions towards the development of peptide-drug conjugates
Open Access Paper

Amphiphilic acrylamide block copolymer: RAFT block copolymerization and monolayer behaviour

Amphiphilic acrylamide block copolymer, synthesized by RAFT polymerization, takes a stable monolayer formation with phase-separated structures at the air–water interface.

Graphical abstract: Amphiphilic acrylamide block copolymer: RAFT block copolymerization and monolayer behaviour
Open Access Paper

Adsorption characteristics of Cytochrome c/DNA complex Langmuir molecular assemblies at the air–water interface: a surface area-normalized isotherm study

We present the formation of a complex molecular network consisting of highly water soluble λ-DNA and a redox protein, Cytochrome c (Cyt c), at the air–water interface by Langmuir–Blodgett technique.

Graphical abstract: Adsorption characteristics of Cytochrome c/DNA complex Langmuir molecular assemblies at the air–water interface: a surface area-normalized isotherm study
Open Access Paper

Molecular-level insight into the binding of arginine to a zwitterionic Langmuir monolayer

Arginine molecules bind to a DPPC monolayer, altering the interfacial electrostatic potential and the lateral mobility of the lipids, while having little effect on the compression isotherm of the monolayer.

Graphical abstract: Molecular-level insight into the binding of arginine to a zwitterionic Langmuir monolayer
Open Access Paper

Rapid preparation of block copolymer templated mesoporous Zr1−xCexO2 thin films

A rapid deposition method for the preparation of ordered mesoporous Zr1−xCexO2 thin films using commercial templates is developed, with a comprehensive study on the relationship between synthesis conditions and the properties of the resulting films.

Graphical abstract: Rapid preparation of block copolymer templated mesoporous Zr1−xCexO2 thin films
Open Access Paper

Self-assembling characteristics of amphiphilic zwitterionic brush random copolymers at the air–water interface

Amphiphilic zwitterionic brush random copolymers bearing sulfobetaine groups at the bristle ends underwent segregation at the air–water interface, always forming only the Langmuir monolayer structure rather than any other structures.

Graphical abstract: Self-assembling characteristics of amphiphilic zwitterionic brush random copolymers at the air–water interface
Open Access Paper

Unveiling the interaction of DNA–octadecylamine at the air–water interface by ultraviolet-visible reflection spectroscopy

In this work, ultraviolet-visible reflection spectroscopy is proposed as a technique that, in combination with classical surface pressure–area isotherms, allows to study in situ the adsorption of DNA to octadecylamine monolayers.

Graphical abstract: Unveiling the interaction of DNA–octadecylamine at the air–water interface by ultraviolet-visible reflection spectroscopy
Paper

New post-processing method of preparing nanofibrous SERS substrates with a high density of silver nanoparticles

The protocol to control density of AgNP on surfaces of nanofibers, and thus electromagnetic hotspots by variation of Tollens' reagent is established. Nanofiber films enable SERS either of solutes or macromolecular structures such as bacterial cells.

Graphical abstract: New post-processing method of preparing nanofibrous SERS substrates with a high density of silver nanoparticles
Paper

Role of counter-ion and helper lipid content in the design and properties of nanocarrier systems: a biophysical study in 2D and 3D lipid assemblies

This study validates a model for DODAX : MO assemblies highlighting the role of counter-ion and MO content in their biophysical properties.

Graphical abstract: Role of counter-ion and helper lipid content in the design and properties of nanocarrier systems: a biophysical study in 2D and 3D lipid assemblies
25 items

About this collection

Guest-edited by RSC Advances Associate Editor Juan J. Giner-Casares, this collection features exciting research with the core in physical chemistry of interfaces, illustrating a vibrant field that in itself produces stimulating research.

The physical chemistry of colloids and interfaces is enjoying a fruitful interaction with a vast number of fields; joint ventures with the biomedical discipline constitute undoubtedly a prominent topic, in which chemical and biomedical researchers highly benefit from each other. There are also many other subjects that profit from interactions with physical chemistry.

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