Browsing Chemistry (Scholarly Publications) by Title
Now showing items 318-337 of 875
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Harnessing Self-Assembly Strategies for The Rational Design of Conjugated Polymer Based Materials.
(2013)Targeted control of the aggregation, morphology and optoelectronic properties of conjugated polymers is critical for the development of high performance optoelectronic devices. In this Highlight, recent advances in the use ... -
Helium ion microscope generated nitrogen-vacancy centres in type Ib diamond
(2014)We report on position and density control of nitrogen-vacancy (NV) centres created in type Ib diamond using localised exposure from a helium ion microscope and subsequent annealing. Spatial control to <380 nm has been ... -
Helium ion microscopy of graphene: Beam damage, image quality and edge contrast
(2013)A study to analyse beam damage, image quality and edge contrast in the helium ion microscope (HIM) has been undertaken. The sample investigated was graphene. Raman spectroscopy was used to quantify the disorder that can ... -
Heterogeneous Charge Transfer at the Amorphous Carbon/Solution Interface: Effect on the Spontaneous Attachment of Aryldiazonium Salts
(2013)The chemisorption of aryldiazonium salts is one of the most versatile reactions for the modification of carbon surfaces; in this work we investigated the spontaneous chemisorption of aryldiazonium salts at ... -
Heterojunction hybrid devices from vapor phase grown MoS 2
(2014)We investigate a vertically-stacked hybrid photodiode consisting of a thin n-type molybdenum disulfide (MoS2) layer transferred onto p-type silicon. The fabrication is scalable as the MoS2 is grown by a controlled and ... -
A Heterometallic Porphyrin Dimer as a Potential Quantum Gate: Magneto-Structural Correlations and Spin Coherence Properties
(2023)In the development of two-qubit quantum gates, precise control over the intramolecular spin-spin interaction between molecular spin units plays a pivotal role. A weak but measurable exchange coupling is especially important ... -
Hidden aryl-exchange processes in stable 16e RhIII [RhCp*Ar2] complexes, and their unexpected transmetalation mechanism
(2018)Experiments mixing the stable 16e 5-coordinate complexes [RhCp∗Ar2] (Cp∗ = C5Me5; Ar = C6F5, C6F3Cl2-3,5) uncover fast aryl transmetalations. Unexpectedly, as supported computationally, these exchanges are not spontaneous, ... -
Hierarchical supramolecular fullerene architectures with controlled dimensionality
(2005)Self-assembly of a fullerene derivative with long alkyl chains in different solvents results in the formation of hierarchically- ordered supramolecular assemblies with well-defined 1, 2 and 3Darchitecturessuchasvesicle s, ... -
High content screening as high quality assay for biological evaluation of photosensitizers in vitro.
(2013)A novel single step assay approach to screen a library of photdynamic therapy (PDT) compounds was developed. Utilizing high content analysis (HCA) technologies several robust cellular parameters were identified, which can ... -
High content screening as high quality assay for biological evaluation of photosensitizers in vitro.
(2013)A novel single step assay approach to screen a library of photdynamic therapy (PDT) compounds was developed. Utilizing high content analysis (HCA) technologies several robust cellular parameters were identified, which can ... -
High mobility solution processed MoS2 thin film transistors
(2019)A simple wet-chemical synthesis of layered MoS2 thin films on sapphire is reported. The gap in understanding solution processed MoS2 deposition needs to be closed to exploit all its excellent properties for low-cost ... -
High performance ZnO varistors prepared from nanocrystalline precursors for miniaturised electronic devices
(2008)An industrially viable solution-based processing route using minimal amounts of solvent has been used to prepare bulk quantity nanopowders (average particle size 15 ? 3 nm) for the fabrication of ZnO varistors. The xerogels, ... -
High-Performance Sensors Based on Molybdenum Disulfide Thin Films
(2013)High-performance sensors based on molybdenum disulfide (MoS2) grown by sulfurization of sputtered molybdenum layers are presented. Using a simple integration scheme, it is found that the electrical conductivity of MoS2 ... -
High-Valent d7 NiIII versus d8 CuIII Oxidants in PCET
(2019)Oxygenases have been postulated to utilize d4 FeIV and d8 CuIII oxidants in proton-coupled electron transfer (PCET) hydrocarbon oxidation. In order to explore the influence the metal ion and d-electron count can hold over ... -
High-yield production of graphene by liquid-phase exfoliation of graphite
(2008)Graphene is at the centre of nanotechnology research. In order to fully exploit its outstanding properties, a mass production method is necessary. Two main routes are possible: large-scale growth or large-scale exfoliation. ... -
A highly augmented, (12,3)-connected Zr-MOF containing hydrated coordination sites for the catalytic transformation of gaseous CO2 to cyclic carbonates
(2019)A porous Zr-based MOF, [Zr6(BTEB)4(μ3-O)4(μ3-OH)4(H2O)4], which contains partially hydrated, 12-connected {Zr6} nodes and extended carboxylate ligands (BTEB3−), was synthesized and physicochemically characterised. The ... -
Highly chemoselective direct crossed aliphatic- aromatic acyloin condensations with triazolium-derived carbene catalysts
(2011)It has been shown for the first time that triazolium pre-catalysts promote (in the presence of base) highly chemoselective crossed acyloin condensation reactions between aliphatic and ortho-substituted aromatic aldehydes. ... -
Highly Efficient One-Dimensional Triplet Exciton Transport in a Palladium-Porphyrin-Based Surface-Anchored Metal-Organic Framework
(2019)Efficient photon harvesting materials require easy-to-deposit materials exhibiting good absorption and excited-state transport properties. We demonstrate an organic thin-film material system, a palladium-porphyrin based ... -
Highly enantioselective ylide-mediated synthesis of terminal epoxides
(2012)The highly efficient asymmetric epoxidation of aldehydes by methylene transfer is now possible using new sulfonium salts -
Highly recyclable, imidazolium derived ionic liquids of low antimicrobial and antifungal toxicity: A new strategy for acid catalysis
(2010)Imidazolium derived ionic liquid catalysts have been developed which are aprotic and of low antimicrobial and antifungal toxicity, yet which can act as efficient Br?nsted acidic catalysts in the presence of protic additives. ...