All Outputs (63)

Coordination chemistry of [2 + 2] Schiff-base macrocycles derived from the dianilines [(2-NH2C6H4)2X] (X = CH2CH2, O): structural studies and ROP capability towards cyclic esters (2021)
Journal Article
Wang, K., Prior, T. J., Hughes, D. L., Arbaoui, A., & Redshaw, C. (2021). Coordination chemistry of [2 + 2] Schiff-base macrocycles derived from the dianilines [(2-NH2C6H4)2X] (X = CH2CH2, O): structural studies and ROP capability towards cyclic esters. Dalton Transactions : an international journal of inorganic chemistry, 50(23), 8057-8069. https://doi.org/10.1039/d1dt00711d

Reaction of the [2 + 2] Schiff-base macrocycles {[2-(OH)-5-(R)-C6H2-1,3-(CH)2][CH2CH2(2-C6H4N)2]}2(R = Me, L1H2;tBu, L2H2) with FeBr2afforded the complexes [FeBr(L1H2)]2[(FeBr3)2O]·2MeCN (1·2MeCN), [FeBr(L2H2)][X] (X = 0.5(FeBr3)2O,2·0.5MeCN, X = Br,... Read More about Coordination chemistry of [2 + 2] Schiff-base macrocycles derived from the dianilines [(2-NH2C6H4)2X] (X = CH2CH2, O): structural studies and ROP capability towards cyclic esters.

New Quinoxaline-Based Blue Emitters: Molecular Structures, Aggregation-Induced Enhanced Emission Characteristics and OLED Application (2021)
Journal Article
Mao, X., Xie, F., Wang, X., Wang, Q., Qiu, Z., Elsegood, M. R. J., …Chen, Q. (in press). New Quinoxaline-Based Blue Emitters: Molecular Structures, Aggregation-Induced Enhanced Emission Characteristics and OLED Application. Chinese Journal of Chemistry, https://doi.org/10.1002/cjoc.202100157

Three new deep blue light emitters, bearing quinoxaline with different substituents (biphenyl/pyrene) at the 1- or 2-position, were synthesized by a Pd-catalysed coupling reaction in high yields, and were fully characterized by 1H/13C NMR spectroscop... Read More about New Quinoxaline-Based Blue Emitters: Molecular Structures, Aggregation-Induced Enhanced Emission Characteristics and OLED Application.

Detection of the pesticide dodine using a cucurbit[10]uril-based fluorescent probe (2021)
Journal Article
Lian, C., Xu, W., Luo, Y., Zhu, X., Fan, Y., Redshaw, C., …Xiao, X. (2021). Detection of the pesticide dodine using a cucurbit[10]uril-based fluorescent probe. Microchemical journal, 167, Article 106309. https://doi.org/10.1016/j.microc.2021.106309

In this contribution, a new fluorescent probe is presented which is capable of the selective recognition and determination of dodine (DD) from amongst 14 different pesticides. The system utilizes a simple guest-replacement mechanism, which allows for... Read More about Detection of the pesticide dodine using a cucurbit[10]uril-based fluorescent probe.

Towards a morphology diagram for terrestrial carbonates: evaluating the impact of carbonate supersaturation and alginic acid in calcite precipitate morphology (2021)
Journal Article
Mercedes-Martín, R., Rogerson, M., Prior, T. J., Brasier, A. T., Reijmer, J. J., Billing, I., …Pedley, M. (2021). Towards a morphology diagram for terrestrial carbonates: evaluating the impact of carbonate supersaturation and alginic acid in calcite precipitate morphology. Geochimica et cosmochimica acta, 306, 340-361. https://doi.org/10.1016/j.gca.2021.04.010

Ancient and recent terrestrial carbonate-precipitating systems are characterised by a heterogeneous array of deposits volumetrically dominated by calcite. In these environments, calcite precipitates display an extraordinary morphological diversity, f... Read More about Towards a morphology diagram for terrestrial carbonates: evaluating the impact of carbonate supersaturation and alginic acid in calcite precipitate morphology.

Adsorption trajectories of nonspherical particles at liquid interfaces (2021)
Journal Article
Buzza, D. M. A., Stasiuk, G. J., Horozov, T. S., Adawi, A. M., Bouillard, J.-S. G., Lowe, C., …Morgan, S. O. (2021). Adsorption trajectories of nonspherical particles at liquid interfaces. Physical Review E, 103(4), Article 042604. https://doi.org/10.1103/PhysRevE.103.042604

The adsorption of colloidal particles at liquid interfaces is of great importance scientifically and industrially, but the dynamics of the adsorption process is still poorly understood. In this paper we use a Langevin model to study the adsorption dy... Read More about Adsorption trajectories of nonspherical particles at liquid interfaces.

A Single-Pot Template Reaction Towards a Manganese-Based T1 Contrast Agent (2021)
Journal Article
Stasiuk, G. J., Martins, A. F., Botta, M., Prior, T. J., Price, T. W., Kenning, L., …Anbu, S. (in press). A Single-Pot Template Reaction Towards a Manganese-Based T1 Contrast Agent. Angewandte Chemie, 60(19), 10736-10744. https://doi.org/10.1002/anie.202100885

Manganese-based contrast agents (MnCAs) have emerged as suitable alternatives to gadolinium-based contrast agents (GdCAs). However, due to their kinetic lability and laborious synthetic procedures, only a few MnCAs have found clinical MRI application... Read More about A Single-Pot Template Reaction Towards a Manganese-Based T1 Contrast Agent.

Comparative assessment of marine weathering of ROP-derived biopolymers against conventional plastics (2021)
Journal Article
Rodgers, K., Mayes, W. M., Santoro, O., Redshaw, C., Mccumskay, R., & Parsons, D. R. (2021). Comparative assessment of marine weathering of ROP-derived biopolymers against conventional plastics. Marine pollution bulletin, 167, Article 112272. https://doi.org/10.1016/j.marpolbul.2021.112272

Bio-based plastics were designed to replace single-use plastics and to cause less post-consumer environmental damage. This paper assesses the weathering of four bio-based polymers created by ring opening polymerization (ROP) promoted by a previously... Read More about Comparative assessment of marine weathering of ROP-derived biopolymers against conventional plastics.

A facile synthesis of a room-temperature chiral discotic nematic liquid crystal based on pentaalkynylbenzene core (2021)
Journal Article
Yu, H., & Mehl, G. H. (in press). A facile synthesis of a room-temperature chiral discotic nematic liquid crystal based on pentaalkynylbenzene core. Liquid crystals, 1-8. https://doi.org/10.1080/02678292.2021.1900433

The preparation of discotic liquid crystal with a wide thermal nematic phase range remains a challenge. Here, a method to synthesise a class of discotic liquid crystal with exclusive and stable chiral nematic phase over a wide temperature range, base... Read More about A facile synthesis of a room-temperature chiral discotic nematic liquid crystal based on pentaalkynylbenzene core.

Investigating oxygen transport efficiencies in precision-cut liver slice-based organ-on-a-chip devices (2021)
Journal Article
Christensen, M. G., Cawthorne, C., Dyer, C. E., Greenman, J., & Pamme, N. (2021). Investigating oxygen transport efficiencies in precision-cut liver slice-based organ-on-a-chip devices. Microfluidics and Nanofluidics, 25(4), Article 35. https://doi.org/10.1007/s10404-021-02434-x

Microfluidic ‘organ-on-a-chip’ devices hold great potential for better mimicking the continuous flow microenvironment experienced by tissue and cells in vivo, thereby ensuring realistic transport of nutrients and elimination of waste products. Howeve... Read More about Investigating oxygen transport efficiencies in precision-cut liver slice-based organ-on-a-chip devices.

Emission and theoretical studies of Schiff-base [2+2] macrocycles derived from 2,2′-oxydianiline and zinc complexes thereof (2021)
Journal Article
Wang, K., Chen, K., Bian, T., Chao, Y., Yamato, T., Xing, F., Prior, T. J., & Redshaw, C. (2021). Emission and theoretical studies of Schiff-base [2+2] macrocycles derived from 2,2′-oxydianiline and zinc complexes thereof. Dyes and pigments : an international journal, 190, Article 109300. https://doi.org/10.1016/j.dyepig.2021.109300

The emission properties of a number of solvates of the [2+2] Schiff-base macrocycles {[2-(OH)-5-(R)-C6H2-1,3-(CH)2][O(2-C6H4N)2]}2 (R = Me L1H2, tBu L2H2, Cl L3H2), formed by reacting 2,6-dicarboxy-4-R-phenol with 2,2′-oxydianiline (2-aminophenylethe... Read More about Emission and theoretical studies of Schiff-base [2+2] macrocycles derived from 2,2′-oxydianiline and zinc complexes thereof.

Lithium calix[4]arenes: structural studies and use in the ring opening polymerization of cyclic esters (2021)
Journal Article
Redshaw, C., Yamato, T., Teat, S. J., Elsegood, M. R. J., & Santoro, O. (2021). Lithium calix[4]arenes: structural studies and use in the ring opening polymerization of cyclic esters. RSC advances, 11(19), 11304-11317. https://doi.org/10.1039/d1ra00175b

We have structurally characterized a number of lithiated calix[4]arenes, where the bridge in the calix[4]arene is thia (–S–, LS H4), sulfinyl (–SO–, LSOH4), sulfonyl (–SO2–, LSO2H4), dimethyleneoxa (–CH2OCH2–, LCOCH4) or methylene (–CH2–, LH4). In th... Read More about Lithium calix[4]arenes: structural studies and use in the ring opening polymerization of cyclic esters.

Titanium complexes bearing oxa- and azacalix[4, 6]arenes: structural studies and use in the ring opening homo-/co-polymerization of cyclic esters. (2021)
Journal Article
Xing, T., Prior, T. J., Chen, K., & Redshaw, C. (2021). Titanium complexes bearing oxa- and azacalix[4, 6]arenes: structural studies and use in the ring opening homo-/co-polymerization of cyclic esters. Dalton Transactions : an international journal of inorganic chemistry, 50(12), 4396-4407. https://doi.org/10.1039/d1dt00189b

Reaction of excess [Ti(OiPr)4] with p-tert-butyltetrahomodioxacalix[6]areneH6 (L1H6) afforded, after work-up (MeCN), the complex [Ti2(OiPr)2(MeCN)L1]∙3.5MeCN (1∙3.5MeCN), whilst the oxo complex [Ti4(3-O)2(H2O)(L1)2]∙MeCN (2∙MeCN) was isolated via a... Read More about Titanium complexes bearing oxa- and azacalix[4, 6]arenes: structural studies and use in the ring opening homo-/co-polymerization of cyclic esters..

A Simple Turn-off Schiff Base Fluorescent Sensor for Copper (II) Ion and Its Application in Water Analysis (2021)
Journal Article
Zhang, X., Shen, L. Y., Zhang, Q. L., Yang, X. J., Huang, Y. L., Redshaw, C., & Xu, H. (2021). A Simple Turn-off Schiff Base Fluorescent Sensor for Copper (II) Ion and Its Application in Water Analysis. Molecules, 26(5), Article 1233. https://doi.org/10.3390/molecules26051233

An aniline-functionalized naphthalene dialdehyde Schiff base fluorescent probe L with aggregation-induced enhanced emission (AIEE) characteristics was synthesized via a simple one-step condensation reaction and exhibited excellent sensitivity and sel... Read More about A Simple Turn-off Schiff Base Fluorescent Sensor for Copper (II) Ion and Its Application in Water Analysis.

Polymeric self-assembled cucurbit[n]urils: Synthesis, structures and applications (2021)
Journal Article
Yang, D., Liu, M., Xiao, X., Tao, Z., & Redshaw, C. (2021). Polymeric self-assembled cucurbit[n]urils: Synthesis, structures and applications. Coordination chemistry reviews, 434, Article 213733. https://doi.org/10.1016/j.ccr.2020.213733

In recent years, cucurbit[n]urils (CB[n] or Q[n]s) have attracted considerable attention on account of their unique structural and host–guest binding properties. In this review, we provide an overview of their self-assembly into polymeric species via... Read More about Polymeric self-assembled cucurbit[n]urils: Synthesis, structures and applications.

Electrochemically Induced Mesomorphism Switching in a Chlorpromazine Hydrochloride Lyotropic Liquid Crystal (2021)
Journal Article
Crapnell, R. D., Alhasan, H. S., Partington, L. I., Zhou, Y., Ahmed, Z., Altalhi, A. A., Varley, T. S., Alahmadi, N., Mehl, G. H., Kelly, S. M., Lawrence, N. S., Marken, F., & Wadhawan, J. D. (2021). Electrochemically Induced Mesomorphism Switching in a Chlorpromazine Hydrochloride Lyotropic Liquid Crystal. ACS Omega, 6(7), 4630-4640. https://doi.org/10.1021/acsomega.0c05284

The discovery of electrochemical switching of the Lα phase of chlorpromazine hydrochloride in water is reported. The phase is characterized using polarizing microscopy, X-ray scattering, rheological measurements, and microelectrode voltammetry. Fast,... Read More about Electrochemically Induced Mesomorphism Switching in a Chlorpromazine Hydrochloride Lyotropic Liquid Crystal.

Electrochemical quantification of D-glucose during the production of bioethanol from thermo-mechanically pre-treated wheat straw (2021)
Journal Article
Ward, R. A., Charlton, A., Welham, K. J., Baker, P., Zein, S. H., Tomkinson, J., Richards, D. I., Kelly, S. M., Lawrence, N. S., & Wadhawan, J. D. (2021). Electrochemical quantification of D-glucose during the production of bioethanol from thermo-mechanically pre-treated wheat straw. Electrochemistry communications, 124, Article 106942. https://doi.org/10.1016/j.elecom.2021.106942

Mechanical pre-treatment (disc refining) of wheat straw, at both atmospheric and elevated pressure, is shown to be an efficient process to access fermentable monosaccharides, with the potential to integrate within the infrastructure of existing first... Read More about Electrochemical quantification of D-glucose during the production of bioethanol from thermo-mechanically pre-treated wheat straw.

The interplay between spatial and heliconical orientational order in twist-bend nematic materials (2021)
Journal Article
Saha, R., Feng, C., Welch, C., Mehl, G. H., Feng, J., Zhu, C., Gleeson, J. T., Sprunt, S., & Jakli, A. (2021). The interplay between spatial and heliconical orientational order in twist-bend nematic materials. Physical chemistry chemical physics : PCCP, 23(7), 4055-4063. https://doi.org/10.1039/d0cp06633h

The helical pitch formed by organic molecules, such as the α-helix of proteins, usually requires hydrogen bonding between chiral units and long-range positional order. It was recently found that certain liquid crystal oligomers can have a twist-bend... Read More about The interplay between spatial and heliconical orientational order in twist-bend nematic materials.

Molecular biaxiality determines the helical structure - infrared measurements of the molecular order in the nematic twist-bend phase of difluoro terphenyl dimer (2021)
Journal Article
Merkel, K., Loska, B., Welch, C., Mehl, G. H., & Kocot, A. (2021). Molecular biaxiality determines the helical structure - infrared measurements of the molecular order in the nematic twist-bend phase of difluoro terphenyl dimer. Physical chemistry chemical physics : PCCP, 23(7), 4151-4160. https://doi.org/10.1039/d1cp00187f

Fourier-transform infrared polarized spectroscopy was employed, to obtain the three components of the infrared absorbance for a series of bent-shaped dimers containing double fluorinated terphenyl core (DTC5Cn, n = 5, 7, 9, 11). The data were used to... Read More about Molecular biaxiality determines the helical structure - infrared measurements of the molecular order in the nematic twist-bend phase of difluoro terphenyl dimer.

Manipulating Surface Termination of Perovskite Manganate for Oxygen Activation (2021)
Journal Article
Wang, X., Li, X., Chu, X., Cao, R., Qian, J., Cong, Y., Huang, K., Wang, J., Redshaw, C., Sarangi, R., Li, G., & Feng, S. (in press). Manipulating Surface Termination of Perovskite Manganate for Oxygen Activation. Advanced Functional Materials, Article 2006439. https://doi.org/10.1002/adfm.202006439

For ABO3 perovskite oxides, one of the key issues limiting their utilization in heterogeneous catalysis is the dominant presence of catalytically inactive A‐site cations at the surface. The engineering of B‐site terminated perovskites is considered a... Read More about Manipulating Surface Termination of Perovskite Manganate for Oxygen Activation.

Co-polymerization of propylene oxide and CO2 using early transition metal (groups IV and V) metallocalix[n]arenes (n = 4, 6, 8) (2021)
Journal Article
Sun, Y. C., He, Z. H., Wang, Z. Y., Xing, T., Wang, Z., Sun, Y., He, Z., Wang, K., Liu, Z. T., Elsegood, M. R., Bedwell, E. V., & Redshaw, C. (in press). Co-polymerization of propylene oxide and CO2 using early transition metal (groups IV and V) metallocalix[n]arenes (n = 4, 6, 8). Journal of Applied Polymer Science, Article 50513. https://doi.org/10.1002/app.50513

A number of metallocalix[n]arenes, where n = 4, 6, or 8, of titanium and vanadium have been screened for their ability to act as catalysts for the co‐polymerization of propylene oxide and CO2 to form cyclic/polycarbonates. The vanadium‐containing cat... Read More about Co-polymerization of propylene oxide and CO2 using early transition metal (groups IV and V) metallocalix[n]arenes (n = 4, 6, 8).