Skip to main content

Research Repository

Advanced Search

All Outputs (65)

Using supercritical CO2 in the preparation of metal-organic frameworks: Investigating effects on crystallisation (2019)
Journal Article
Elsegood, M. R., Doan, H. V., Cheng, F., Dyirakumunda, T., Elsegood, M., Chin, J., …Ting, V. P. (2020). Using supercritical CO2 in the preparation of metal-organic frameworks: Investigating effects on crystallisation. Crystals, 10(1), Article 17. https://doi.org/10.3390/cryst10010017

© 2019 by the authors. Licensee MDPI, Basel, Switzerland. In this report, we explore the use of supercritical CO2 (scCO2) in the synthesis of well-known metal-organic frameworks (MOFs) including Zn-MOF-74 and UiO-66, as well as on the preparation of... Read More about Using supercritical CO2 in the preparation of metal-organic frameworks: Investigating effects on crystallisation.

Synthesis and structures of mono- and di-nuclear aluminium and zinc complexes bearing α-diimine and related ligands, and their use in the ring opening polymerization of cyclic esters (2019)
Journal Article
Xiao, L., Zhao, Y., Qiao, S., Sun, Z., Santoro, O., & Redshaw, C. (2020). Synthesis and structures of mono- and di-nuclear aluminium and zinc complexes bearing α-diimine and related ligands, and their use in the ring opening polymerization of cyclic esters. Dalton Transactions : an international journal of inorganic chemistry, 49(5), 1456-1472. https://doi.org/10.1039/c9dt04332b

A series of organoaluminium imino-amido complexes of the type {[ArNC(Me2)C(Me)NAr]AlMe2} (Ar = 2,6-iPr2C6H3 (1), Ar = 2,6-Et2C6H3 (2); Ar = 2,6-Me2C6H3 (3) have been prepared via reaction of AlR3 and the respective α-diimine. Similar reaction of the... Read More about Synthesis and structures of mono- and di-nuclear aluminium and zinc complexes bearing α-diimine and related ligands, and their use in the ring opening polymerization of cyclic esters.

Macroscopic chirality of twist-bend nematic phase in bent dimers confirmed by circular dichroism (2019)
Journal Article
Stevenson, W. D., Zeng, X., Welch, C., Thakur, A. K., Ungar, G., & Mehl, G. H. (2020). Macroscopic chirality of twist-bend nematic phase in bent dimers confirmed by circular dichroism. Journal of Materials Chemistry C, 8(3), 1041-1047. https://doi.org/10.1039/c9tc05061b

Many achiral bent molecules and some polymers with such repeat units exhibit a liquid crystal phase transition between a conventional nematic (N), and a second nematic (Nx) with periodically modulated orientation. Theory predicts several possible str... Read More about Macroscopic chirality of twist-bend nematic phase in bent dimers confirmed by circular dichroism.

Targeted removal of blood cancer cells from mixed cell populations by cell recognition with matching particle imprints (2019)
Journal Article
Das, A. A., Remaud, P., Medlock, J., Das, A. A. K., Allsup, D. J., Madden, L. A., …Paunov, V. N. (2019). Targeted removal of blood cancer cells from mixed cell populations by cell recognition with matching particle imprints. Materials Chemistry Frontiers, 4(1), 197-205. https://doi.org/10.1039/c9qm00531e

We report a new approach for separation of blood cancer cells from healthy white blood cells based on cell recognition by surface functionalised particle imprints. We prepared polymeric particle imprints from a layer of suspension of monodisperse PMM... Read More about Targeted removal of blood cancer cells from mixed cell populations by cell recognition with matching particle imprints.

A cholesteric liquid crystal device having stable uniform lying helix structure (2019)
Journal Article
Yip, W. C., Welch, C., Mehl, G. H., & Wilkinson, T. D. (2020). A cholesteric liquid crystal device having stable uniform lying helix structure. Journal of Molecular Liquids, 299, Article 112141. https://doi.org/10.1016/j.molliq.2019.112141

A cholesteric liquid crystal device having the uniform lying helix (ULH) structure shows stable and reversible characteristics and it has been demonstrated for the analogue modulation in 10 micro-second response time at room temperature. The device c... Read More about A cholesteric liquid crystal device having stable uniform lying helix structure.

Widely adaptable oil-in-water gel emulsions stabilized by an amphiphilic hydrogelator derived from dehydroabietic acid (2019)
Journal Article
Yan, T., Song, B., Pei, X., Cui, Z., Binks, B. P., & Yang, H. (2020). Widely adaptable oil-in-water gel emulsions stabilized by an amphiphilic hydrogelator derived from dehydroabietic acid. Angewandte Chemie, 59(2), 637-641. https://doi.org/10.1002/anie.201907774

A surfactant, R-6-AO, derived from dehydroabietic acid has been synthesized. It behaves as a highly efficient low-molecular-weight hydrogelator with an extremely low critical gelation concentration (CGC) of 0.18 wt % (4 mm). R-6-AO not only stabiliz... Read More about Widely adaptable oil-in-water gel emulsions stabilized by an amphiphilic hydrogelator derived from dehydroabietic acid.

An innovative method of extraction of coffee oil using an advanced microwave system: in comparison with conventional Soxhlet extraction method (2019)
Journal Article
Hibbert, S., Welham, K., & Zein, S. H. (2019). An innovative method of extraction of coffee oil using an advanced microwave system: in comparison with conventional Soxhlet extraction method. SN Applied Sciences, 1(11), Article 1467. https://doi.org/10.1007/s42452-019-1457-5

The production of energy and chemicals from waste biomass is an attractive alternative by comparison with first generation biofuels and fossil feedstocks. This paper investigates oil extraction from spent coffee grounds (SCG) by means of an advanced... Read More about An innovative method of extraction of coffee oil using an advanced microwave system: in comparison with conventional Soxhlet extraction method.

Molecular Tweezers-like Calix[4]arene Based Alkaline Earth Metal Cation (Ca2+, Sr2+, and Ba2+) Chemosensor and Its Imaging in Living Cells and Zebrafish (2019)
Journal Article
Fang, J. A., Zhao, J. L., Liao, X., Zeng, X., Chen, K., Wei, X. Y., …Jin, Z. (2019). Molecular Tweezers-like Calix[4]arene Based Alkaline Earth Metal Cation (Ca2+, Sr2+, and Ba2+) Chemosensor and Its Imaging in Living Cells and Zebrafish. Inorganic chemistry, 58(21), 14720-14727. https://doi.org/10.1021/acs.inorgchem.9b02364

Although alkaline earth metal cations play an important role in our daily life, little attention has been paid to the field of fast quantitative analysis of their content due to a lack of satisfactory precision and a fast and convenient means of dete... Read More about Molecular Tweezers-like Calix[4]arene Based Alkaline Earth Metal Cation (Ca2+, Sr2+, and Ba2+) Chemosensor and Its Imaging in Living Cells and Zebrafish.

"Ghost" silica nanoparticles of "host"-inherited antibacterial action (2019)
Journal Article
Halbus, A. F., Horozov, T. S., & Paunov, V. N. (2019). "Ghost" silica nanoparticles of "host"-inherited antibacterial action. ACS Applied Materials & Interfaces, 11(42), 38519−38530. https://doi.org/10.1021/acsami.9b14403

Copyright © 2019 American Chemical Society. We fabricated surface-rough mesoporous silica nanoparticles ("ghost" SiO2NPs) by using composite mesoporous copper oxide nanoparticles ("host" CuONPs) as templates, which allowed us to mimic their surface m... Read More about "Ghost" silica nanoparticles of "host"-inherited antibacterial action.

Soft modes of the dielectric response in the twist-bend nematic phase and identification of the transition to a nematic splay bend phase in the CBC7CB dimer (2019)
Journal Article
Merkel, K., Kocot, A., Mehl, G. H., & Welch, C. (2019). Soft modes of the dielectric response in the twist-bend nematic phase and identification of the transition to a nematic splay bend phase in the CBC7CB dimer. Physical chemistry chemical physics : PCCP, 21(41), 22839-22848. https://doi.org/10.1039/c9cp04952e

The dielectric spectra of the twist-bend nematic phase (NTB) of (the bent-shaped) achiral liquid-crystal dimer 1′′-,7′′-bis(4-cyanobiphenyl-4′-yl)heptane (CB7CB) are studied for the determination of the different relaxation modes. Two molecular proce... Read More about Soft modes of the dielectric response in the twist-bend nematic phase and identification of the transition to a nematic splay bend phase in the CBC7CB dimer.

Dielectric response of electric-field distortions of the twist-bend nematic phase for LC dimers (2019)
Journal Article
Merkel, K., Welch, C., Ahmed, Z., Piecek, W., & Mehl, G. H. (2019). Dielectric response of electric-field distortions of the twist-bend nematic phase for LC dimers. The Journal of chemical physics, 151(11), 114908. https://doi.org/10.1063/1.5114824

Wide band dielectric spectroscopy of bent-shaped achiral liquid-crystal dimers 1′′-n′′-bis(4-cyanobiphenyl-4′-yl) n-alkanes (CBnCB n = 7, 9, 11) has been investigated in a frequency range 0.1 Hz–100 MHz using planar-aligned cells of sample thicknesse... Read More about Dielectric response of electric-field distortions of the twist-bend nematic phase for LC dimers.

What Causes Carbonates to Form “Shrubby” Morphologies? An Anthropocene Limestone Case Study (2019)
Journal Article
Bastianini, L., Rogerson, M., Mercedes-Martín, R., Prior, T. J., Cesar, E. A., & Mayes, W. M. (2019). What Causes Carbonates to Form “Shrubby” Morphologies? An Anthropocene Limestone Case Study. Frontiers in Earth Science, 7, Article 236. https://doi.org/10.3389/feart.2019.00236

The South Atlantic Aptian “Pre-Salt” shrubby carbonate successions offshore Brazil and Angola are of major interest due to their potential hydrocarbon accumulations. Although the general sedimentology of these deposits is widely recognized to be with... Read More about What Causes Carbonates to Form “Shrubby” Morphologies? An Anthropocene Limestone Case Study.

A feasibility study of a leaky waveguide aptasensor for thrombin (2019)
Journal Article
Alamrani, N. A., Greenway, G. M., Pamme, N., Goddard, N. J., & Gupta, R. (2019). A feasibility study of a leaky waveguide aptasensor for thrombin. Analyst, 144(20), 6048-6054. https://doi.org/10.1039/c9an01421g

This proof-of-principle study demonstrates the feasibility of a leaky waveguide (LW) aptasensor, where aptamers were immobilised in a mesoporous chitosan waveguiding film for the detection of thrombin. This work has demonstrated that aptamers immobil... Read More about A feasibility study of a leaky waveguide aptasensor for thrombin.

Electrocoalescence of liquid marbles driven by embedded electrodes for triggering bioreactions (2019)
Journal Article
Binks, B. P., Zhang, Y., Fu, X., Guo, W., Deng, Y., & Shum, H. C. (2019). Electrocoalescence of liquid marbles driven by embedded electrodes for triggering bioreactions. Lab on a chip, 19(20), 3526-3534. https://doi.org/10.1039/c9lc00722a

Liquid marbles need to be controlled precisely to benefit applications, for instance, as microreactors on digital microfluidic platforms for chemical and biological assays. In this work, a strategy is introduced to coalesce liquid marbles via electro... Read More about Electrocoalescence of liquid marbles driven by embedded electrodes for triggering bioreactions.

Octahedral molybdenum cluster as a photoactive antimicrobial additive to a fluoroplastic (2019)
Journal Article
Vorotnikova, N. A., Alekseev, A. Y., Vorotnikov, Y. A., Evtushok, D. V., Molard, Y., Amela-Cortes, M., …Shestopalov, M. A. (2019). Octahedral molybdenum cluster as a photoactive antimicrobial additive to a fluoroplastic. Materials Science and Engineering: C, 110150. https://doi.org/10.1016/j.msec.2019.110150

Finding methods that fight bacterial infection or contamination, while minimising our reliance on antibiotics is one of the most pressing needs of this century. Although the utilisation of UV-C light and strong oxidising agents, such as bleach, are s... Read More about Octahedral molybdenum cluster as a photoactive antimicrobial additive to a fluoroplastic.

Crystal structures and Hirshfeld surface analysis of transition-metal complexes of 1,3-azolecarboxylic acids (2019)
Journal Article
Meundaeng, N., Prior, T. J., & Rujiwatra, A. (2019). Crystal structures and Hirshfeld surface analysis of transition-metal complexes of 1,3-azolecarboxylic acids. Acta Crystallographica Section C: Structural Chemistry, 75(9), 1319-1326. https://doi.org/10.1107/S2053229619011525

The crystal structures of five new transition-metal complexes synthesized using thia­zole-2-carb­oxy­lic acid (2-Htza), imidazole-2-carb­oxy­lic acid (2-H2ima) or 1,3-oxazole-4-carb­oxy­lic acid (4-Hoxa), namely di­aqua­bis­(thia­zole-2-carboxyl­ato-... Read More about Crystal structures and Hirshfeld surface analysis of transition-metal complexes of 1,3-azolecarboxylic acids.

Study of the host-guest interaction between: N, N ′-bis[4-(dimethylaminophenyl)methyl]butane-1,4-diamine and the cucuribit [n] urils (n = 6, 7) (2019)
Journal Article
Xiao, Z., Zhou, Y., Xu, W., Prior, T. J., Bian, B., Redshaw, C., …Xiao, X. (2019). Study of the host-guest interaction between: N, N ′-bis[4-(dimethylaminophenyl)methyl]butane-1,4-diamine and the cucuribit [n] urils (n = 6, 7). New journal of chemistry = Nouveau journal de chimie, 43(37), 14938-14943. https://doi.org/10.1039/c9nj03254a

The interaction between the cucuribit[n]urils (Q[n]), where n = 6 or 7, and the guest N,N/-bis[4-(dimethylaminophenyl)methyl]butane-1,4-diamine (G) has been studied in aqueous solution by 1H NMR spectroscopy, electronic absorption spectroscopy and Is... Read More about Study of the host-guest interaction between: N, N ′-bis[4-(dimethylaminophenyl)methyl]butane-1,4-diamine and the cucuribit [n] urils (n = 6, 7).

Mibefradil, a T-type Ca2+ channel blocker also blocks Orai channels by action at the extracellular surface (2019)
Journal Article
Li, P., Rubaiy, H. N., Chen, G., Hallett, T., Zaibi, N., Zeng, B., …Xu, S. (2019). Mibefradil, a T-type Ca2+ channel blocker also blocks Orai channels by action at the extracellular surface. British Journal of Pharmacology, 176, 3845–3856. https://doi.org/10.1111/bph.14788

Background and purpose Mibefradil (Mib), a T‐type Ca2+ channel blocker, has been investigated for treating solid tumours. However, its underlying mechanisms are still unclear. Here we aimed to investigate the pharmacological aspect of Mib on ORAI st... Read More about Mibefradil, a T-type Ca2+ channel blocker also blocks Orai channels by action at the extracellular surface.

Turning on ROP activity in a bimetallic Co/Zn complex supported by a [2+2] Schiff-base macrocycle (2019)
Journal Article
Wang, K., Prior, T. J., & Redshaw, C. (2019). Turning on ROP activity in a bimetallic Co/Zn complex supported by a [2+2] Schiff-base macrocycle. Chemical communications : Chem comm / the Royal Society of Chemistry, 55(75), 11279-11282. https://doi.org/10.1039/c9cc04494a

Homo-dinuclear Co and Zn complexes derived from the macrocycle LH2, {[2-(OH)-5-(R)-C6H2-1,3-(CH)2][CH2CH2(2-C6H4N)2]}2 (R = Me, tBu), revealed near inactivity for the ring opening polymerization (ROP) of the cyclic esters δ-valerolactone (δ-VL) and ϵ... Read More about Turning on ROP activity in a bimetallic Co/Zn complex supported by a [2+2] Schiff-base macrocycle.

A natural solution to photoprotection and isolation of the potent polyene antibiotic, marinomycin A (2019)
Journal Article
Bailey, C. S., Zarins-Tutt, J. S., Agbo, M., Gao, H., Diego-Taboada, A., Gan, M., …Goss, R. J. M. (2019). A natural solution to photoprotection and isolation of the potent polyene antibiotic, marinomycin A. Chemical science, 10(32), 7549-7553. https://doi.org/10.1039/c9sc01375j

The photoprotection and isolation of marinomycin A using sporopollenin exine capsules (SpECs) derived from the spores of the plant Lycopodium clavatum is described. The marinomycins have a particularly short half-life in natural light, which severely... Read More about A natural solution to photoprotection and isolation of the potent polyene antibiotic, marinomycin A.