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Reversible tricolour luminescence switching based on a piezochromic iridium(iii) complex (2019)
Journal Article
Yang, T., Wang, Y., Liu, X., Li, G., Che, W., Zhu, D., …Bryce, M. R. (2019). Reversible tricolour luminescence switching based on a piezochromic iridium(iii) complex. Chemical Communications, 55(97), 14582-14585. https://doi.org/10.1039/c9cc08545a

On the basis of rational molecular design, the tricolour luminescence switching of an Ir(III) complex is achieved for the first time. The transformation between two crystalline states and an amorphous state is responsible for the switching behaviour... Read More about Reversible tricolour luminescence switching based on a piezochromic iridium(iii) complex.

Reduced to hierarchy: carbon filament supported mixed metal oxide nanoparticles (2019)
Journal Article
Manohara, G. V., Whiting, A., & Greenwell, C. (2019). Reduced to hierarchy: carbon filament supported mixed metal oxide nanoparticles. ACS Omega, 4(23), 20230-20236. https://doi.org/10.1021/acsomega.9b02534

We describe a one-pot synthesis method for carbon filament-supported mixed metal oxide nanoparticles. The thermal intracrystalline reaction of adamantanecarboxylate ions confined inside interlayer galleries of layered double hydroxide materials under... Read More about Reduced to hierarchy: carbon filament supported mixed metal oxide nanoparticles.

Microwave shielding of ultracold polar molecules with imperfectly circular polarization (2019)
Journal Article
Karman, T., & Hutson, J. M. (2019). Microwave shielding of ultracold polar molecules with imperfectly circular polarization. Physical Review A, 100(5), Article 052704. https://doi.org/10.1103/physreva.100.052704

We investigate the use of microwave radiation to produce a repulsive shield between pairs of ultracold polar molecules and prevent collisional losses that occur when molecular pairs reach short range. We carry out coupledchannels calculations on RbCs... Read More about Microwave shielding of ultracold polar molecules with imperfectly circular polarization.

Cryogenic Ion Spectroscopy of the Green Fluorescent Protein Chromophore in Vacuo (2019)
Journal Article
Zagorec-Marks, W., Foreman, M. M., Verlet, J. R., & Weber, J. M. (2019). Cryogenic Ion Spectroscopy of the Green Fluorescent Protein Chromophore in Vacuo. Journal of Physical Chemistry Letters, 10(24), 7817-7822. https://doi.org/10.1021/acs.jpclett.9b02916

We present the spectrum of the S1 ← S0 transition of an anionic model for the chromophore of the green fluorescent protein in vacuo at cryogenic temperatures, showing previously unresolved vibrational features, and resolving the band origin at 20850... Read More about Cryogenic Ion Spectroscopy of the Green Fluorescent Protein Chromophore in Vacuo.

Highlights from Faraday Discussion 301: Nanolithography of Biointerfaces, London, UK, July 3–5 2019 (2019)
Journal Article
Mahon, C. S., & Huang, M. L. (2019). Highlights from Faraday Discussion 301: Nanolithography of Biointerfaces, London, UK, July 3–5 2019. Chemical Communications, 55(91), 13631-13637. https://doi.org/10.1039/c9cc90421b

The 2019 Faraday Discussion on the Nanolithography of Biointerfaces brought together a diverse set of interdisciplinary scientists involved in the seemingly disparate fields of materials science, nanolithography and glycoscience. The setting and form... Read More about Highlights from Faraday Discussion 301: Nanolithography of Biointerfaces, London, UK, July 3–5 2019.

The Synthesis and Utility of Metal-Nitrosophenolato Compounds—Highlighting the Baudisch Reaction (2019)
Journal Article
Nicholls, A., Barber, T., & Baxendale, I. (2019). The Synthesis and Utility of Metal-Nitrosophenolato Compounds—Highlighting the Baudisch Reaction. Molecules, 24(22), https://doi.org/10.3390/molecules24224018

The syntheses of the title compounds demonstrate a privileged introduction of a nitroso (and a hydroxyl via the Baudisch reaction) group to an aromatic ring. These complexes first appeared in the literature as early as 1939, and a range of applicatio... Read More about The Synthesis and Utility of Metal-Nitrosophenolato Compounds—Highlighting the Baudisch Reaction.

Copper-Mediated Nitrosation: 2-Nitrosophenolato Complexes and Their Use in the Synthesis of Heterocycles (2019)
Journal Article
Nicholls, A., Batsanov, A., & Baxendale, I. (2019). Copper-Mediated Nitrosation: 2-Nitrosophenolato Complexes and Their Use in the Synthesis of Heterocycles. Molecules, 24(22), Article 4154. https://doi.org/10.3390/molecules24224154

A simple protocol yielding ortho-substituted nitrosophenols from phenols is demonstrated, in the form of copper(II) bis(nitrosophenolato) complexes. The developed methodology was applied to a range of substrates, confirming the role of the copper in... Read More about Copper-Mediated Nitrosation: 2-Nitrosophenolato Complexes and Their Use in the Synthesis of Heterocycles.

Crystal structures of the Bacillus subtilis prophage lytic cassette proteins XepA and YomS (2019)
Journal Article
Freitag-Pohl, S., Jasilionis, A., Håkansson, M., Svensson, L. A., Kovačič, R., Welin, M., …Pohl, E. (2019). Crystal structures of the Bacillus subtilis prophage lytic cassette proteins XepA and YomS. Acta Crystallographica Section D: Structural Biology, 75(11), 1028-1039. https://doi.org/10.1107/s2059798319013330

For the extraction of the best possible X-ray diffraction data from macromolecular crystals, accurate positioning of the crystals with respect to the X-ray beam is crucial. In addition, information about the shape and internal defects of crystals all... Read More about Crystal structures of the Bacillus subtilis prophage lytic cassette proteins XepA and YomS.

Turning the Tap: Conformational Control of Quantum Interference to Modulate Single Molecule Conductance (2019)
Journal Article
Jiang, F., Trupp, D., Algethami, N., Zheng, H., He, W., Alqorashi, A., …Lambert, C. (2019). Turning the Tap: Conformational Control of Quantum Interference to Modulate Single Molecule Conductance. Angewandte Chemie, 58(52), 18987-18993. https://doi.org/10.1002/anie.201909461

Together with the more intuitive and commonly recognized conductance mechanisms of charge‐hopping and tunneling, quantum interference (QI) phenomena have been identified as important factors affecting charge transport through molecules. Consequently,... Read More about Turning the Tap: Conformational Control of Quantum Interference to Modulate Single Molecule Conductance.

Stereoselective Syntheses of 3’-Hydroxyamino- and 3’-Methoxyamino-2’,3’-Dideoxynucleosides (2019)
Journal Article
Bose, S., & Hodgson, D. R. (2019). Stereoselective Syntheses of 3’-Hydroxyamino- and 3’-Methoxyamino-2’,3’-Dideoxynucleosides. Organic Letters, 21(22), 9084-9088. https://doi.org/10.1021/acs.orglett.9b03474

Aminonucleosides are used as key motifs in medicinal and bioconjugate chemistry; however, existing strategies toward 3′-hypernucleophilic amine systems do not readily deliver deoxyribo-configured products. We report diastereoselective syntheses of de... Read More about Stereoselective Syntheses of 3’-Hydroxyamino- and 3’-Methoxyamino-2’,3’-Dideoxynucleosides.

Encapsulation in lipid-core nanocapsules improves topical treatment with the potent antileishmanial compound CH8 (2019)
Journal Article
Escrivani, D. O., Lopes, M. V., Poletto, F., Ferrarini, S. R., Sousa-Batista, A. J., Steel, P. G., …Rossi-Bergmann, B. (2020). Encapsulation in lipid-core nanocapsules improves topical treatment with the potent antileishmanial compound CH8. Nanomedicine: Nanotechnology, Biology and Medicine, 24, Article 102121. https://doi.org/10.1016/j.nano.2019.102121

Cutaneous leishmaniasis (CL) is a neglected parasitic disease conventionally treated by multiple injections with systemically toxic drugs. Aiming at a more acceptable therapy, we developed lipid-core nanocapsules (LNCs) entrapping the potent antileis... Read More about Encapsulation in lipid-core nanocapsules improves topical treatment with the potent antileishmanial compound CH8.

Hexagonal perovskite related oxide ion conductor Ba3NbMoO8.5: phase transition, temperature evolution of the local structure and properties (2019)
Journal Article
Chambers, M. S., McCombie, K. S., Auckett, J. E., McLaughlin, A. C., Irvine, J. T., Chater, P. A., …Evans, I. R. (2019). Hexagonal perovskite related oxide ion conductor Ba3NbMoO8.5: phase transition, temperature evolution of the local structure and properties. Journal of Materials Chemistry A: materials for energy and sustainability, 7(44), 25503-25510. https://doi.org/10.1039/c9ta08378b

Ba3NbMoO8.5 has recently been demonstrated to exhibit competitive oxide ion conductivity and to be stable under reducing conditions, making it an excellent potential electrolyte for solid oxide fuel cells. We report here the first investigation of th... Read More about Hexagonal perovskite related oxide ion conductor Ba3NbMoO8.5: phase transition, temperature evolution of the local structure and properties.

Exploring antiaromaticity in single-molecule junctions formed from biphenylene derivatives (2019)
Journal Article
Gantenbein, M., Li, X., Sangtarash, S., Bai, J., Olsen, G., Alqorashi, A., …Bryce, M. R. (2019). Exploring antiaromaticity in single-molecule junctions formed from biphenylene derivatives. Nanoscale, 11(43), 20659-20666. https://doi.org/10.1039/c9nr05375a

We report the synthesis of a series of oligophenylene-ethynylene (OPE) derivatives with biphenylene core units, designed to assess the effects of biphenylene antiaromaticity on charge transport in molecular junctions. Analogues with naphthalene, anth... Read More about Exploring antiaromaticity in single-molecule junctions formed from biphenylene derivatives.

Luminescent Platinum(II) Complexes of N^N–^N Amido Ligands with Benzannulated N-Heterocyclic Donor Arms: Quinolines Offer Unexpectedly Deeper Red Phosphorescence than Phenanthridines (2019)
Journal Article
Mandapati, P., Braun, J. D., Killeen, C., Davis, R. L., Williams, J. G., & Herbert, D. E. (2019). Luminescent Platinum(II) Complexes of N^N–^N Amido Ligands with Benzannulated N-Heterocyclic Donor Arms: Quinolines Offer Unexpectedly Deeper Red Phosphorescence than Phenanthridines. Inorganic Chemistry, 58(21), 14808-14817. https://doi.org/10.1021/acs.inorgchem.9b02480

A platform for investigating the impact of π-extension in benzannulated, anionic pincer-type N^N–^N-coordinating amido ligands and their Pt(II) complexes is presented. Based on bis(8-quinolinyl)amine, symmetric and asymmetric proligands bearing quino... Read More about Luminescent Platinum(II) Complexes of N^N–^N Amido Ligands with Benzannulated N-Heterocyclic Donor Arms: Quinolines Offer Unexpectedly Deeper Red Phosphorescence than Phenanthridines.

Extensive sequential polymorphic interconversion in the solid-state: Two hydrates and ten anhydrous phases of hexamidine diisethionate (2019)
Journal Article
Edkins, K., McIntyre, G. J., Wilkinson, C., Kahlenberg, V., Toebbens, D. M., Griesser, U. J., …Steed, J. W. (2019). Extensive sequential polymorphic interconversion in the solid-state: Two hydrates and ten anhydrous phases of hexamidine diisethionate. Crystal Growth and Design, 2019(19), 7280-7289. https://doi.org/10.1021/acs.cgd.9b01170

Crystal polymorphism and solvent inclusion is a dominant research area in the pharmaceutical industry and continues to unveil complex systems. Here, we present the solid-state system of hexamidine diisethionate (HDI), an antiseptic drug compound form... Read More about Extensive sequential polymorphic interconversion in the solid-state: Two hydrates and ten anhydrous phases of hexamidine diisethionate.

Synthesis of Organic Super-Electron-Donors by Reaction of Nitrous Oxide with N‐Heterocyclic Olefins (2019)
Journal Article
Eymann, L. Y., Varava, P., Shved, A. M., Curchod, B. F., Liu, Y., Planes, O. M., …Severin, K. (2019). Synthesis of Organic Super-Electron-Donors by Reaction of Nitrous Oxide with N‐Heterocyclic Olefins. Journal of the American Chemical Society, 141(3), 17112-17116. https://doi.org/10.1021/jacs.9b10660

The reaction of nitrous oxide (N2O) with N-heterocyclic olefins (NHOs) results in cleavage of the N–O bond and formation of azo-bridged NHO dimers. The latter represent very electron-rich compounds with a low ionization energy. Cyclic voltammetry stu... Read More about Synthesis of Organic Super-Electron-Donors by Reaction of Nitrous Oxide with N‐Heterocyclic Olefins.

Average and Local Structure of Apatite-Type Germanates and Implications for Oxide Ion Conductivity (2019)
Journal Article
Chambers, M. S., Chater, P. A., Evans, I. R., & Evans, J. S. (2019). Average and Local Structure of Apatite-Type Germanates and Implications for Oxide Ion Conductivity. Inorganic Chemistry, 58(21), 14853-14862. https://doi.org/10.1021/acs.inorgchem.9b02544

Materials with the apatite structure have a range of important applications in which their function is influenced by details of their local structure. Here, we describe an average and local structural study to probe the origins of high-temperature ox... Read More about Average and Local Structure of Apatite-Type Germanates and Implications for Oxide Ion Conductivity.

Time delays in ultracold atomic and molecular collisions (2019)
Journal Article
Frye, M. D., & Hutson, J. M. (2019). Time delays in ultracold atomic and molecular collisions. Physical Review Research, 1(3), Article 033023. https://doi.org/10.1103/physrevresearch.1.033023

We study the behavior of the Eisenbud-Wigner collisional time delay around Feshbach resonances in cold and ultracold atomic and molecular collisions. We carry out coupled-channel scattering calculations on ultracold Rb and Cs collisions. In the low-e... Read More about Time delays in ultracold atomic and molecular collisions.