Chemistry: Recent submissions
Now showing items 1-20 of 235
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A mild synthetic route to α-nitroso diaryl pyrroles (Postprint)
(2024)A new synthetic method to access α-nitroso pyrroles is presented. This method utilises the nitrosonium salt NOBF4, enabling short reaction times (<10 minutes) and avoiding the harsh acidic conditions usually associated ... -
A series of potent BODIPY photosensitisers featuring tellurophene motifs at boron† (Postprint)
(Royal Society of Chemistry, 2024-05-08)This article describes the synthesis and photophysical properties of a series of BODIPY photosensitisers that feature tellurophene motifs appended at the boron centre. These compounds were obtained via nucleophilic ... -
Quantitative Measurement of Compositional Inhomogeneity in NMC Cathodes by X-ray Diffraction Postprint
(IOPscience, 2023-08-14)A novel X-ray diffraction (XRD) analysis technique is described for quantitatively measuring compositional inhomogeneity in Li[NixMnyCoz]O2 (NMC) cathode materials and NMC precursors. Single-phase rock salt precursors with ... -
Hydrothermally Deposited Carbon Coatings for Li-Ion Battery Active Materials Postprint
(IOPscience, 2023-08-14)Hydrothermally deposited carbon coatings were evaluated for Li-ion battery materials. The applied coatings were found to be highly uniform and porous, with a density of 1.89 g/ml and a surface area of 370 m2/g. In lithium ... -
BODIPYs with Chalcogenophenes at Boron: Synthesis and Properties. Postprint
(J. Org. Chem., 2023-07-13)Reported herein are the synthesis and characterization of BODIPYs bearing heterocycles at boron. To synthesize this series, various chalcogenophenes (furan, thiophene, selenophene, and tellurophene) were lithiated and then ... -
A Density-Functional Benchmark of Vibrational Free-Energy Corrections for Molecular Crystal Polymorphism (Preprint)
(American Institute of Physics, 2022-03-15) -
Combinatorial Investigations of Ni-Si Negative Electrode Materials for Li-Ion Batteries
(IOPscience, 2015-06-30)Sputtered thin films in the Ni-Si system (0 ≤ x ≤ 0.65 in NixSi1-x) were studied for use as anode materials in Li-ion cells. All compositions were found to be amorphous. The Ni in Ni-Si films was found to suppress the ... -
Lab-scale chemical vapor deposition onto powders
(AIP Publishing, 2022-07-06)In this paper, a laboratory chemical vapor deposition (CVD) reactor is described, which features an opposing screw rotating fluidized bed. The reactor efficiently concentrates powdered reactants in the reaction zone while ... -
Improved Quantitative Crystal-Structure Comparison using Powder Diffractograms via Anisotropic Volume Correction
(Royal Society of Chemistry, 2021-09-17) -
Theoretical Modeling of Structural Superlubricity in Rotated Bilayer Graphene, Hexagonal Boron Nitride, Molybdenum Disulfide, and Blue Phosphorene
(Royal Society of Chemistry, 2021-08-10) -
Theoretical Investigation of Polymorph- and Coformer-Dependent Photoluminescence in Molecular Crystals
(Royal Society of Chemistry, 2021-05-18) -
Li-ion Battery Negative Electrodes Based on the FexZn1-x Alloy System (Preprint)
(Elsevier B.V., 2014-12-10)Thin-film Fe-Zn libraries were investigated as negative electrode materials for Li-ion batteries using combinatorial and high-throughput techniques. X-ray diffraction, Mössbauer effect spectroscopy and electron microprobe ... -
Investigation of the NaNixMn1-xO2 (0 ≤ x ≤ 1) System for Na-ion Battery Cathode Materials (Preprint)
(IOP Publishing, 2015-01-06)Layered NaNixMn1-xO2 (0 ≤ x ≤ 1) oxides were prepared via solid state reactions. Different reaction conditions were required to obtain phase pure samples, depending on the value of x. The 0 ≤ x ≤ 0.1 compositions were ... -
Mössbauer and Electrochemical Investigations of Carbon-Rich Fe1-xCx Films (Preprint)
(2015 Elsevier Ltd., 2015-07-10)A thin film binary library of carbon-rich Fe1-xCx (0.47 ≤ x ≤ 0.97) alloys was prepared by combinatorial sputtering of carbon and iron. The sputtered library was characterized by X-ray diffraction and room temperature 57Fe ... -
The Reversible Magnesiation of Pb (Preprint)
(Elsevier Ltd, 2015-03-04)Sputtered Pb films have been found to reversibly alloy electrochemically with magnesium in Grignard based electrolytes. The voltage curve shows a single plateau at about 125 mV vs. Mg, corresponding to the formation of ... -
Mixed Transition Metal Titanate and Vanadate Negative Electrode Materials for Na-Ion Batteries (Preprint)
(IOP Publishing, 2014-11-07)Sodium-ion batteries have the potential to be a low cost, sustainable replacement for lithium-ion batteries in large scale energy storage. The lack of practical negative electrode materials limit the development of Na-ion ... -
A Combinatorial Investigation of Fe-Si-Zn Thin Film Negative Electrodes for Li-ion 2 Batteries (Preprint)
(IOP Publishing, 2014-11-07)Sodium-ion batteries have the potential to be a low cost, sustainable replacement for lithium-ion batteries in large scale energy storage. The lack of practical negative electrode materials limit the development of Na-ion ... -
A Combinatorial Investigation of Fe-Si-Zn Thin Film Negative Electrodes for Li-ion 1 Batteries (Preprint)
(IOP Publishing, 2014-12-04)Thin-film Fe-Si-Zn libraries were investigated as negative electrode materials for Li-ion batteries using combinatorial and high-throughput techniques. X-ray diffraction and electron microprobe measurements were used to ... -
Synthesis, Lithium Insertion and Thermal Stability of Si–Mo Alloys
(The Electrochemical Society, 2020-10-05)Li insertion was investigated in SixMo100−x (90 ≥ x ≥ 70, Δx = 10) alloys prepared by mechanical ball milling. X-ray diffraction (XRD) and quantitative phase analysis were used to analyze phase compositions of these Si–Mo ...