Search Results (918)

Concerns over colour durability in the nineteenth-century industrial revolution: insights from John Ruskin’s teaching collection (2023)
Journal Article
Ghigo, T., Occhipinti, M., Beeby, A., Domoney, K., & Bone, D. (2023). Concerns over colour durability in the nineteenth-century industrial revolution: insights from John Ruskin’s teaching collection. Heritage Science, 11(1), Article 168. https://doi.org/10.1186/s40494-023-01010-6

The numerous new pigments that gradually became available to artists during the nineteenth-century Colour Revolution were received with contrasting attitudes. The initial enthusiasm for new chromatic possibilities was soon nuanced by concerns about t... Read More about Concerns over colour durability in the nineteenth-century industrial revolution: insights from John Ruskin’s teaching collection.

Ligand Chirality Transfer from Solution State to the Crystalline Self‐Assemblies in Circularly Polarized Luminescence (CPL) Active Lanthanide Systems (2024)
Journal Article
Caffrey, D. F., Gorai, T., Rawson, B., Martínez‐Calvo, M., Kitchen, J. A., Murray, N. S., …Gunnlaugsson, T. (2024). Ligand Chirality Transfer from Solution State to the Crystalline Self‐Assemblies in Circularly Polarized Luminescence (CPL) Active Lanthanide Systems. Advanced Science, 11(18), Article 2307448. https://doi.org/10.1002/advs.202307448

The synthesis of a family of chiral and enantiomerically pure pyridyl‐diamide (pda) ligands that upon complexation with europium [Eu(CF3SO3)3] result in chiral complexes with metal centered luminescence is reported; the sets of enantiomers giving ris... Read More about Ligand Chirality Transfer from Solution State to the Crystalline Self‐Assemblies in Circularly Polarized Luminescence (CPL) Active Lanthanide Systems.

Towards a praxis of care in post-pandemic fieldwork: Comparing ethnographic encounters during Covid-19 (2023)
Journal Article
Cîrstea, A., Johnson, L., & Phiri, C. (2024). Towards a praxis of care in post-pandemic fieldwork: Comparing ethnographic encounters during Covid-19. SSM - Qualitative Research in Health, 5, Article 100387. https://doi.org/10.1016/j.ssmqr.2023.100387

The Covid-19 pandemic has highlighted the importance of ensuring the wellbeing of both researchers and participants throughout the research process. In this paper, we argue that in order to produce caring research, the wellbeing of researchers must n... Read More about Towards a praxis of care in post-pandemic fieldwork: Comparing ethnographic encounters during Covid-19.

The Chemical Reactivity of Membrane Lipids (2024)
Journal Article
Duché, G., & Sanderson, J. M. (2024). The Chemical Reactivity of Membrane Lipids. Chemical Reviews, 124(6), 3284-3330. https://doi.org/10.1021/acs.chemrev.3c00608

It is well-known that aqueous dispersions of phospholipids spontaneously assemble into bilayer structures. These structures have numerous applications across chemistry and materials science and form the fundamental structural unit of the biological m... Read More about The Chemical Reactivity of Membrane Lipids.

60 million years of glaciation in the Transantarctic Mountains (2022)
Journal Article
Barr, I. D., Spagnolo, M., Rea, B. R., Bingham, R. G., Oien, R. P., Adamson, K., …Tomkins, M. D. (2022). 60 million years of glaciation in the Transantarctic Mountains. Nature Communications, 13(1), Article 5526. https://doi.org/10.1038/s41467-022-33310-z

The Antarctic continent reached its current polar location ~83 Ma and became shrouded by ice sheets ~34 Ma, coincident with dramatic global cooling at the Eocene-Oligocene boundary. However, it is not known whether the first Antarctic glaciers formed... Read More about 60 million years of glaciation in the Transantarctic Mountains.

Applications of Transition Metal-Catalyzed ortho-Fluorine-Directed C–H Functionalization of (Poly)fluoroarenes in Organic Synthesis (2024)
Journal Article
Budiman, Y. P., Perutz, R. N., Steel, P. G., Radius, U., & Marder, T. B. (2024). Applications of Transition Metal-Catalyzed ortho-Fluorine-Directed C–H Functionalization of (Poly)fluoroarenes in Organic Synthesis. Chemical Reviews, 124(8), 4822-4862. https://doi.org/10.1021/acs.chemrev.3c00793

The synthesis of organic compounds efficiently via fewer steps but in higher yields is desirable as this reduces energy and reagent use, waste production, and thus environmental impact as well as cost. The reactivity of C–H bonds ortho to fluorine su... Read More about Applications of Transition Metal-Catalyzed ortho-Fluorine-Directed C–H Functionalization of (Poly)fluoroarenes in Organic Synthesis.

Performance and Emission Optimisation of an Ammonia/Hydrogen Fuelled Linear Joule Engine Generator (2024)
Journal Article
Chen, G., Ngwaka, U., Wu, D., & Li, M. (2024). Performance and Emission Optimisation of an Ammonia/Hydrogen Fuelled Linear Joule Engine Generator. Energies, 17(6), Article 1490. https://doi.org/10.3390/en17061490

This paper presents a Linear Joule Engine Generator (LJEG) powered by ammonia and hydrogen co-combustion to tackle decarbonisation in the electrification of transport propulsion systems. A dynamic model of the LJEG, which integrates mechanics, thermo... Read More about Performance and Emission Optimisation of an Ammonia/Hydrogen Fuelled Linear Joule Engine Generator.

Morphological features of halloysite nanotubes as revealed by various microscopies (2023)
Journal Article
Gray-Wannell, N., Cubillas, P., Aslam, Z., Holliman, P. J., Greenwell, H. C., Brydson, R., …Hillier, S. (2023). Morphological features of halloysite nanotubes as revealed by various microscopies. Clay Minerals, 1-13. https://doi.org/10.1180/clm.2023.37

Nine halloysite nanotubes (HNTs) have been examined using scanning electron microscopy (SEM), atomic force microscopy (AFM) and (cross-sectional) transmission electron microscopy (TEM) to evaluate details of their external and internal morphologies.... Read More about Morphological features of halloysite nanotubes as revealed by various microscopies.

Programmable synthesis of organic cages with reduced symmetry (2024)
Journal Article
Andrews, K. G., Horton, P. N., & Coles, S. J. (2024). Programmable synthesis of organic cages with reduced symmetry. Chemical Science, 15(17), 6536-6543. https://doi.org/10.1039/d4sc00889h

Integrating symmetry-reducing methods into self-assembly methodology is desirable to efficiently realise the full potential of molecular cages as hosts and catalysts. Although techniques have been explored for metal organic (coordination) cages, rati... Read More about Programmable synthesis of organic cages with reduced symmetry.

Structural assignment of a bis-cyclopentenyl-β-cyanohydrin formedviaalkene metathesis from either a triene or a tetraene precursor (2013)
Journal Article
Andrews, K. G., Frampton, C. S., & Spivey, A. C. (2013). Structural assignment of a bis-cyclopentenyl-β-cyanohydrin formedviaalkene metathesis from either a triene or a tetraene precursor. Acta crystallographica. Section C, Crystal structure communications, 69(11), 1207-1211. https://doi.org/10.1107/s010827011302492x

The identity of the major product of Ru-catalysed alkene metathesis of two polyene substrates has been determined using density functional theory (DFT) NMR prediction, a 1H–1H Total Correlated Spectroscopy (TOCSY) NMR experiment and ultimately by sin... Read More about Structural assignment of a bis-cyclopentenyl-β-cyanohydrin formedviaalkene metathesis from either a triene or a tetraene precursor.

Variations of sedimentary environment under cyclical aridification and impacts on eodiagenesis of tight sandstones from the late Middle Jurassic Shaximiao Formation in Central Sichuan Basin (2024)
Journal Article
Tan, X., Jiang, W., Luo, L., Gluyas, J., Song, L., Liu, J., …Chen, L. (2024). Variations of sedimentary environment under cyclical aridification and impacts on eodiagenesis of tight sandstones from the late Middle Jurassic Shaximiao Formation in Central Sichuan Basin. Marine and Petroleum Geology, 161, Article 106699. https://doi.org/10.1016/j.marpetgeo.2024.106699

Understanding eodiagenesis is essential to decoding the diagenetic pathways of tight sandstones that act as excellent unconventional oil & gas reservoirs. Great paleoclimate change is capable of influencing eodiagenetic processes of tight sandstones... Read More about Variations of sedimentary environment under cyclical aridification and impacts on eodiagenesis of tight sandstones from the late Middle Jurassic Shaximiao Formation in Central Sichuan Basin.

Crystal size, shape, and conformational changes drive both the disappearance and reappearance of ritonavir polymorphs in the mill. (2024)
Journal Article
Sacchi, P., Wright, S. E., Neoptolemou, P., Lampronti, G. I., Rajagopalan, A. K., Kras, W., …Cruz-Cabeza, A. J. (2024). Crystal size, shape, and conformational changes drive both the disappearance and reappearance of ritonavir polymorphs in the mill. Proceedings of the National Academy of Sciences, 121(15), Article e2319127121. https://doi.org/10.1073/pnas.2319127121

Organic compounds can crystallize in different forms known as polymorphs. Discovery and control of polymorphism is crucial to the pharmaceutical industry since different polymorphs can have significantly different physical properties which impacts th... Read More about Crystal size, shape, and conformational changes drive both the disappearance and reappearance of ritonavir polymorphs in the mill..

Developing interactive multimedia learning materials for chemistry pre-lab training (2024)
Journal Article
Fern, N., & Milian, J. L. (2024). Developing interactive multimedia learning materials for chemistry pre-lab training. Enhancing Teaching and Learning in Higher Education, 1, 74-86. https://doi.org/10.62512/etlhe.7

This article is a progress update on a project investigating the impact of embedding interactive pre-lab materials into the preparation resources for 2nd year undergraduate students in an organic chemistry practical module. Materials were developed... Read More about Developing interactive multimedia learning materials for chemistry pre-lab training.

A practical and catalyst-free trifluoroethylation reaction of amines using trifluoroacetic acid (2017)
Journal Article
Andrews, K. G., Faizova, R., & Denton, R. M. A practical and catalyst-free trifluoroethylation reaction of amines using trifluoroacetic acid. Nature Communications, 8(1), https://doi.org/10.1038/ncomms15913

Amines are a fundamentally important class of biologically active compounds and the ability to manipulate their physicochemical properties through the introduction of fluorine is of paramount importance in medicinal chemistry. Current synthesis metho... Read More about A practical and catalyst-free trifluoroethylation reaction of amines using trifluoroacetic acid.

Seeing and turbulence profile simulations over complex terrain at the Thai National Observatory using a chemistry-coupled regional forecasting model (2024)
Journal Article
Macatangay, R., Rattanasoon, S., Butterley, T., Bran, S. H., Sonkaew, T., Sukaum, B., …Supasri, T. (2024). Seeing and turbulence profile simulations over complex terrain at the Thai National Observatory using a chemistry-coupled regional forecasting model. Monthly Notices of the Royal Astronomical Society, 530(2), 1414-1423. https://doi.org/10.1093/mnras/stae727

This study utilized advanced numerical simulations with the Weather Research and Forecasting model coupled with Chemistry (WRF-Chem) to predict anticipated astronomical seeing conditions at the Thai National Observatory (TNO). The study evaluated the... Read More about Seeing and turbulence profile simulations over complex terrain at the Thai National Observatory using a chemistry-coupled regional forecasting model.

Mantle depletion recorded by olivine and plagioclase megacrysts in oceanic basalts (2024)
Journal Article
Burton, K., Parkinson, I., & Neave, D. (in press). Mantle depletion recorded by olivine and plagioclase megacrysts in oceanic basalts. Geochemical perspectives letters, 29, 9-13. https://doi.org/10.7185/geochemlet.2405

Earth’s oceanic crust is largely formed by melting of the upper mantle where it upwells beneath mid-ocean ridges, providing a geographically widespread elemental and isotopic ‘sample’ of Earth’s interior. Radiogenic isotope variations in oceanic basa... Read More about Mantle depletion recorded by olivine and plagioclase megacrysts in oceanic basalts.

Antibacterial mechanism of Malaysian Carey clay against food-borne Staphylococcus aureus (2024)
Journal Article
Azmi, N. N., Mahyudin, N. A., Wan Omar, W. H., Abdullah, A. H., Ismail, R., Ishak, C. F., & Sharples, G. J. (2024). Antibacterial mechanism of Malaysian Carey clay against food-borne Staphylococcus aureus. Natural Product Research, 1-5. https://doi.org/10.1080/14786419.2024.2355583

Depending on their chemical structure and geochemistry, clay minerals can display potent antibacterial properties against a range of bacterial pathogens. Malaysian Carey clay was evaluated for its antibacterial activity against food-borne ATCC 1356... Read More about Antibacterial mechanism of Malaysian Carey clay against food-borne Staphylococcus aureus.

Volatile budgets and evolution in porphyry-related magma systems, determined using apatite (2024)
Journal Article
Lormand, C., Humphreys, M. C., Colby, D. J., Coumans, J. P., Chelle-Michou, C., & Li, W. (2024). Volatile budgets and evolution in porphyry-related magma systems, determined using apatite. Lithos, 480-481, Article 107623. https://doi.org/10.1016/j.lithos.2024.107623

Volatile-bearing minerals, such as apatite, Ca5(PO4)3(OH,F,Cl), can record changes in dissolved magmatic volatile species during differentiation and, unlike melt inclusions, are sensitive to the presence of an exsolved fluid phase. Populations of apa... Read More about Volatile budgets and evolution in porphyry-related magma systems, determined using apatite.