Robert Menzel
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View article: Forward osmosis desalination via laminar graphene oxide-based membranes: A comprehensive review of principles, current state-of-the-art, challenges, and perspectives
Forward osmosis desalination via laminar graphene oxide-based membranes: A comprehensive review of principles, current state-of-the-art, challenges, and perspectives Open
As freshwater demand rises, innovative water treatment technologies are sought. Forward Osmosis (FO) has emerged as a promising membrane-based method for desalination and purification, overcoming challenges of traditional methods. FO membr…
View article: Effect of reaction and post-treatment conditions on physico-chemical properties of magnetic iron oxide nano-particles
Effect of reaction and post-treatment conditions on physico-chemical properties of magnetic iron oxide nano-particles Open
Poor stability and dispersibility, as well as aggregation are considered as major challenges in clinical application of iron oxide nanoparticles (IONPs). Several studies have shown that the synthesis parameters and post-synthesis treatment…
View article: Characterising functionalised nanoparticles for improving fluid flow for CCUS in legacy hydrocarbon reservoirs 
Characterising functionalised nanoparticles for improving fluid flow for CCUS in legacy hydrocarbon reservoirs  Open
In recent years there has been rapid development of nanoparticles (NPs). Nanoparticles can be used both as a probe into restricted spaces, such as the pores within a reservoir rock, and as tools for altering wettability or deliberately blo…
View article: Antifouling and stability enhancement of electrochemically modified reduced graphene oxide membranes for water desalination by forward osmosis
Antifouling and stability enhancement of electrochemically modified reduced graphene oxide membranes for water desalination by forward osmosis Open
In this study, an innovative electro-oxidative technique was employed to create graphene-based forward osmosis (FO) membranes. This involved constructing Polyethyleneimine crosslinked reduced graphene oxide (PEI:rGO) layers on scalable fla…
View article: Palladium nanoparticle deposition on spherical carbon supports for heterogeneous catalysis in continuous flow
Palladium nanoparticle deposition on spherical carbon supports for heterogeneous catalysis in continuous flow Open
Pd/C spherical bead catalysts were synthesised and evaluated in small-scale screenings via a recirculating batch platform (20 mg). The applicability of the catalysts was subsequently demonstrated over a two-day operating period on a larger…
View article: Electrothermal Transformations within Graphene-Based Aerogels through High-Temperature Flash Joule Heating
Electrothermal Transformations within Graphene-Based Aerogels through High-Temperature Flash Joule Heating Open
Flash Joule heating of highly porous graphene oxide (GO) aerogel monoliths to ultrahigh temperatures is exploited as a low carbon footprint technology to engineer functional aerogel materials. Aerogel Joule heating to up to 3000 K is demon…
View article: Chemical modification of reduced graphene oxide membranes: Enhanced desalination performance and structural properties for forward osmosis
Chemical modification of reduced graphene oxide membranes: Enhanced desalination performance and structural properties for forward osmosis Open
Graphene oxide nanosheets offer an insight breakthrough into the development of novel and efficient laminated graphene oxide (GO)-based forward osmosis membranes, with high hydrophilicity and outstanding desalination performance. However, …
View article: Highly efficient and selective partial reduction of nitroarenes to N-arylhydroxylamines catalysed by phosphine oxide-decorated polymer immobilized ionic liquid stabilized ruthenium nanoparticles
Highly efficient and selective partial reduction of nitroarenes to N-arylhydroxylamines catalysed by phosphine oxide-decorated polymer immobilized ionic liquid stabilized ruthenium nanoparticles Open
RuNPs stabilised by a polymer immobilised ionic liquid derived from co-polymerisation of a PEG-substituted imidazolium-based styrene monomer and diphenyl(4-vinylphenyl)phosphine oxide, RuNP@O = PPh2-PEGPIILS, (2) is a remarkably efficient …
View article: Recent progress of Bi-based electrocatalysts for electrocatalytic CO<sub>2</sub> reduction
Recent progress of Bi-based electrocatalysts for electrocatalytic CO<sub>2</sub> reduction Open
Both unary Bi and binary BiSn catalysts exhibit high faradaic efficiencies toward the production of formic acid via electrocatalytic CO 2 reduction approach. The electrocatalytic abilities are directly related to the structures and morphol…
View article: Facile Synthesis of Electrically Conductive and Heatable Nanoparticle/Nanocarbon Hybrid Aerogels
Facile Synthesis of Electrically Conductive and Heatable Nanoparticle/Nanocarbon Hybrid Aerogels Open
Joule heating studies on nanoparticle/nanocarbon hybrid aerogels have been reported, but systematic investigations on hydrotalcite-derived catalysts supported onto reduced graphene oxide (rGO) aerogels are rare. In this study, hydrotalcite…
View article: Engineering of Microcage Carbon Nanotube Architectures with Decoupled Multimodal Porosity and Amplified Catalytic Performance
Engineering of Microcage Carbon Nanotube Architectures with Decoupled Multimodal Porosity and Amplified Catalytic Performance Open
New approaches for the engineering of the 3D microstructure, pore modality, and chemical functionality of hierarchically porous nanocarbon assemblies are key to develop the next generation of functional aerogel and membrane materials. Here…
View article: Correction to Tuning the Electrical and Solar Thermal Heating Efficiencies of Nanocarbon Aerogels
Correction to Tuning the Electrical and Solar Thermal Heating Efficiencies of Nanocarbon Aerogels Open
© 2021 American Chemical Society. All rights reserved. We noticed that the Marie Curie Individual Fellowship of Dr. Xu (H2020-MSAC-IF-2019-885795-PolyTEM) was inappropriately acknowledged in the manuscript, as this funding source is not re…
View article: Autonomous optimisation of a nanoparticle catalysed reduction reaction in continuous flow
Autonomous optimisation of a nanoparticle catalysed reduction reaction in continuous flow Open
An automated continuous flow reactor system for the optimisation of nanoparticle catalysed reactions, demonstrated through the optimisation of a gold nanoparticle catalysed nitrophenol reduction reaction.
View article: Tuning the Electrical and Solar Thermal Heating Efficiencies of Nanocarbon Aerogels
Tuning the Electrical and Solar Thermal Heating Efficiencies of Nanocarbon Aerogels Open
Nanocarbon aerogels display outstanding electrical and solar thermal heating efficiencies. However, little is known about the relationship between their microstructure and the heating performance. In this study, two different types of carb…
View article: Electrically Heatable Graphene Aerogels as Nanoparticle Supports in Adsorptive Desulfurization and High‐Pressure CO<sub>2</sub> Capture
Electrically Heatable Graphene Aerogels as Nanoparticle Supports in Adsorptive Desulfurization and High‐Pressure CO<sub>2</sub> Capture Open
Reduced‐graphene‐oxide (rGO) aerogels provide highly stabilising, multifunctional, porous supports for hydrotalcite‐derived nanoparticles, such as MgAl‐mixed‐metal‐oxides (MgAl‐MMO), in two commercially important sorption applications. Aer…
View article: Hybrid effects in graphene oxide/carbon nanotube-supported layered double hydroxides: enhancing the CO2 sorption properties
Hybrid effects in graphene oxide/carbon nanotube-supported layered double hydroxides: enhancing the CO2 sorption properties Open
Graphene oxide (GO) and multi-walled carbon nanotubes (MWCNT) have been previously used independently as active supports for layered double hydroxides (LDH), and found to enhance the intrinsic CO2 sorption capacity. However, the long-term …
View article: Origins of high catalyst loading in copper(<scp>i</scp>)-catalysed Ullmann–Goldberg C–N coupling reactions
Origins of high catalyst loading in copper(<span>i</span>)-catalysed Ullmann–Goldberg C–N coupling reactions Open
A mechanistic investigation of Ullmann–Goldberg reactions using common bases led to the identification of pathways for catalyst deactivation. The solid form of the inorganic phase was found to have critical influence on the mechanism of th…
View article: Cross-linked single-walled carbon nanotube aerogel electrodes via reductive coupling chemistry
Cross-linked single-walled carbon nanotube aerogel electrodes via reductive coupling chemistry Open
Spontaneously-dissolved, negatively-charged SWCNTs were cross-linked using p-diiodobenzene to produce ultralight, high surface area cryogels with high conductivity, suitable for supercapacitors application.
View article: Reductively PEGylated carbon nanomaterials and their use to nucleate 3D protein crystals: a comparison of dimensionality
Reductively PEGylated carbon nanomaterials and their use to nucleate 3D protein crystals: a comparison of dimensionality Open
Reductive grafting with mPEG is effective on a wide range of carbon nanomaterials. However, 2D forms are most effective as protein nucleants.
View article: Carbon nanotube anions for the preparation of gold nanoparticle–nanocarbon hybrids
Carbon nanotube anions for the preparation of gold nanoparticle–nanocarbon hybrids Open
This methodology highlights the unusual chemistry of negatively charged carbon nanotubes and provides a blueprint for the generation of hybrid nanomaterials.