Outputs (72)

Amplified antimicrobial action of chlorhexidine encapsulated in PDAC-functionalized acrylate copolymer nanogel carriers (2018)
Journal Article
Al-Awady, M. J., Weldrick, P. J., Hardman, M. J., Greenway, G. M., & Paunov, V. N. (2018). Amplified antimicrobial action of chlorhexidine encapsulated in PDAC-functionalized acrylate copolymer nanogel carriers. Materials Chemistry Frontiers, 2(11), 2032-2044. https://doi.org/10.1039/c8qm00343b

We have developed and tested a novel functionalised nanocarrier for chlorhexidine (CHX) which provides a very strong enhancement of its antimicrobial action. The nanocarrier was based on lightly-cross-linked acrylate copolymer nanogel particles loade... Read More about Amplified antimicrobial action of chlorhexidine encapsulated in PDAC-functionalized acrylate copolymer nanogel carriers.

Flexoelectro-optic liquid crystal analog phase-only modulator with a 2π range and 1 kHz switching (2018)
Journal Article
Fells, J. A., Wang, X., Elston, S. J., Welch, C., Mehl, G. H., Booth, M. J., & Morris, S. M. (2018). Flexoelectro-optic liquid crystal analog phase-only modulator with a 2π range and 1 kHz switching. Optics letters, 43(18), 4362-4365. https://doi.org/10.1364/OL.43.004362

We present a flexoelectro-optic liquid crystal (LC) analog phase modulator with >2𝜋 phase range at a 1 kHz switching frequency. The chiral nematic LC mixture consists of the bimesogen CBC7CB with chiral dopant R5011, aligned in the uniform lying heli... Read More about Flexoelectro-optic liquid crystal analog phase-only modulator with a 2π range and 1 kHz switching.

Towards “green” viscoelastically prestressed composites: Cellulose fibre reinforcement (2018)
Journal Article
Qin, Y., & Fancey, K. S. (2018). Towards “green” viscoelastically prestressed composites: Cellulose fibre reinforcement. Composites. Part B, Engineering, 154, 439-448. https://doi.org/10.1016/j.compositesb.2018.08.096

With growing concerns over environmental issues, fibre reinforced composites based on renewable, biodegradable low-cost cellulosic/cellulose fibres increasingly attract interest. This paper reports on the first study to produce viscoelastically prest... Read More about Towards “green” viscoelastically prestressed composites: Cellulose fibre reinforcement.

Supramolecular organization of liquid-crystal dimers-bis-cyanobiphenyl alkanes on HOPG by scanning tunneling microscopy (2018)
Journal Article
Krzyzewska, K., Jaroch, T., Maranda-Niedbała, A., Pociecha, D., Górecka, E., Ahmed, Z., Welch, C., Mehl, G. H., Proń, A., & Nowakowski, R. (2018). Supramolecular organization of liquid-crystal dimers-bis-cyanobiphenyl alkanes on HOPG by scanning tunneling microscopy. Nanoscale, 10(34), 16201-16210. https://doi.org/10.1039/c8nr02069h

2D supramolecular organization of a series of six cyanobiphenyl bimesogens deposited on highly oriented pyrolytic graphite (HOPG) is studied by scanning tunneling microscopy (STM). The adsorbates
are 1,ω-bis(4-cyanobiphenyl-4’-yl)alkanes (CBnCB) with... Read More about Supramolecular organization of liquid-crystal dimers-bis-cyanobiphenyl alkanes on HOPG by scanning tunneling microscopy.

Modelling and neutron diffraction characterization of the interfacial bonding of spray formed dissimilar steels (2018)
Journal Article
Lee, T. L., Mi, J., Ren, S., Zhao, S., Fan, J., Kabra, S., Zhang, S., & Grant, P. S. (2018). Modelling and neutron diffraction characterization of the interfacial bonding of spray formed dissimilar steels. Acta Materialia, 155, 318-330. https://doi.org/10.1016/j.actamat.2018.05.055

The spray forming of thick, dissimilar steel clad tubes with the objective of achieving a high integrity metallurgical bond across the cladding-substrate interface able to withstand residual stresses and subsequent thermo-mechanical processing was in... Read More about Modelling and neutron diffraction characterization of the interfacial bonding of spray formed dissimilar steels.

Viscoelastically prestressed polymeric matrix composites: An investigation into fibre deformation and prestress mechanisms (2018)
Journal Article
Wang, B., & Fancey, K. S. (2018). Viscoelastically prestressed polymeric matrix composites: An investigation into fibre deformation and prestress mechanisms. Composites Part A: Applied Science and Manufacturing, 111, 106-114. https://doi.org/10.1016/j.compositesa.2018.05.013

© 2018 Elsevier Ltd A viscoelastically prestressed polymeric matrix composite (VPPMC) is produced by subjecting polymeric fibres to a creep load, which is removed before moulding the fibres into a polymeric matrix. The resulting fibre viscoelastic re... Read More about Viscoelastically prestressed polymeric matrix composites: An investigation into fibre deformation and prestress mechanisms.

Tuning selective reflection of light by surface anchoring in cholesteric cells with oblique helicoidal structures (2018)
Journal Article
Iadlovska, O. S., Maxwell, G. R., Babakhanova, G., Mehl, G. H., Welch, C., Shiyanovskii, S. V., & Lavrentovich, O. D. (2018). Tuning selective reflection of light by surface anchoring in cholesteric cells with oblique helicoidal structures. Optics letters, 43(8), 1850-1853. https://doi.org/10.1364/ol.43.001850

Selective reflection of light by oblique helicoidal cholesteric (ChOH) can be tuned in a very broad spectral range by an applied electric field. In this work, we demonstrate that the peak wavelength of the selective reflection can be controlled by su... Read More about Tuning selective reflection of light by surface anchoring in cholesteric cells with oblique helicoidal structures.

Conjugated, rod-like viologen oligomers: Correlation of oligomer length with conductivity and photoconductivity (2018)
Journal Article
Chen, L., Vivier, E., Eling, C. J., Babra, T. S., Bouillard, J. S. G., Adawi, A. M., Benoit, D. M., Hartl, F., Colquhoun, H. M., Efremova, O. A., & Greenland, B. W. (2018). Conjugated, rod-like viologen oligomers: Correlation of oligomer length with conductivity and photoconductivity. Synthetic Metals, 241, 31-38. https://doi.org/10.1016/j.synthmet.2018.03.019

© 2018 An iterative synthesis has been used to produce conjugated, monodisperse, viologen-based aromatic oligomers containing up to 12 aromatic/heterocyclic rings. The methoxy-substituted oligomers were soluble in common organic solvents and could be... Read More about Conjugated, rod-like viologen oligomers: Correlation of oligomer length with conductivity and photoconductivity.

The influence of solvent representation on nuclear shielding calculations of protonation states of small biological molecules (2018)
Journal Article
Roggatz, C. C., Lorch, M., & Benoit, D. M. (2018). The influence of solvent representation on nuclear shielding calculations of protonation states of small biological molecules. Journal of chemical theory and computation : JCTC, 14(5), 2684-2695. https://doi.org/10.1021/acs.jctc.7b01020

In this study, we assess the influence of solvation on the accuracy and reliability of isotropic nuclear magnetic shielding calculations for amino acids in comparison to experimental data. We focus particularly on the performance of solvation methods... Read More about The influence of solvent representation on nuclear shielding calculations of protonation states of small biological molecules.

Cover Picture: Ann. Phys. 2'2018 (2018)
Journal Article
Verrelli, E., Michelakaki, I., Boukos, N., Kyriakou, G., & Tsoukalas, D. (2018). Cover Picture: Ann. Phys. 2'2018. Annalen der Physik, 530(2), https://doi.org/10.1002/andp.201870013

In article number 1700256, Emanuele Verrelli and co‐workers propose that cluster beam deposition of sub‐2nm magic number Au clusters, Au20 and Au55, on flat surfaces reveals a rich evolution of the phenomena taking place at substrate level. New magic... Read More about Cover Picture: Ann. Phys. 2'2018.

The furan microsolvation blind challenge for quantum chemical methods: First steps (2018)
Journal Article
Gottschalk, H. C., Poblotzki, A., Suhm, M. A., Al-Mogren, M. M., Antony, J., Auer, A. A., Baptista, L., Benoit, D. M., Bistoni, G., Bohle, F., Dahmani, R., Firaha, D., Grimme, S., Hansen, A., Harding, M. E., Hochlaf, M., Holzer, C., Jansen, G., Klopper, W., Kopp, W. A., …Mata, R. A. (2018). The furan microsolvation blind challenge for quantum chemical methods: First steps. The Journal of chemical physics, 148(1), Article 014301. https://doi.org/10.1063/1.5009011

© 2018 Author(s). Herein we present the results of a blind challenge to quantum chemical methods in the calculation of dimerization preferences in the low temperature gas phase. The target of study was the first step of the microsolvation of furan, 2... Read More about The furan microsolvation blind challenge for quantum chemical methods: First steps.

23-electron octahedral molybdenum cluster complex [{Mo 6 I 8 }Cl 6 ] – (2017)
Journal Article
Syrokvashin, M. M., Vorotnikova, N. A., Vorotnikov, Y. A., Novozhilov, I. N., Syrokvashin, M. М., Nadolinny, V. A., Kuratieva, N. V., Benoit, D. M., Mironov, Y. V., Walton, R. I., Clarkson, G. J., Kitamura, N., Sutherland, A. J., Shestopalov, M. A., & Efremova, O. A. (2018). 23-electron octahedral molybdenum cluster complex [{Mo 6 I 8 }Cl 6 ] –. Inorganic chemistry, 57(2), https://doi.org/10.1021/acs.inorgchem.7b02760

Photoactive transition metal compounds that are prone to reversible redox reactions are important for myriad applications, including catalysis, optoelectronics and sensing. This article describes chemical and electro-chemical methods to prepare clust... Read More about 23-electron octahedral molybdenum cluster complex [{Mo 6 I 8 }Cl 6 ] –.

Viscoelastically prestressed polymeric matrix composites – Effects of temperature on Charpy impact behaviour (2017)
Journal Article
Qin, Y., & Fancey, K. S. (2018). Viscoelastically prestressed polymeric matrix composites – Effects of temperature on Charpy impact behaviour. Composites. Part B, Engineering, 141, 265-270. https://doi.org/10.1016/j.compositesb.2017.12.036

© 2017 Elsevier Ltd By applying tensile creep to polymeric fibres, a viscoelastically prestressed polymeric matrix composite (VPPMC) can be produced by removing the creep load before the fibres are moulded into a resin matrix. The viscoelastically st... Read More about Viscoelastically prestressed polymeric matrix composites – Effects of temperature on Charpy impact behaviour.

Coalescence of cluster beam generated sub-2 nm bare Au nanoparticles and analysis of Au film growth parameters (2017)
Journal Article
Verrelli, E., Michelakaki, I., Boukos, N., Kyriakou, G., & Tsoukalas, D. (2017). Coalescence of cluster beam generated sub-2 nm bare Au nanoparticles and analysis of Au film growth parameters. Annalen der Physik, 530(2), 1700256. https://doi.org/10.1002/andp.201700256

© 2017 by WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim In this work is presented the growth model for Au films grown on a carbon substrate at room temperature by using as building blocks Au nanoparticles (NPs) with 1.4 nm mean size generated via remo... Read More about Coalescence of cluster beam generated sub-2 nm bare Au nanoparticles and analysis of Au film growth parameters.

Hierarchically porous composites fabricated by hydrogel templating and viscous trapping techniques (2017)
Journal Article
Thompson, B. R., Horozov, T. S., Stoyanov, S. D., & Paunov, V. N. (2018). Hierarchically porous composites fabricated by hydrogel templating and viscous trapping techniques. Materials & design, 137, 384-393. https://doi.org/10.1016/j.matdes.2017.10.046

© 2017 Elsevier Ltd Two methods for the preparation of hierarchically porous composites have been developed and explored. The first involved templating mixed slurries of hydrogel beads with two different average bead size distributions with gypsum sl... Read More about Hierarchically porous composites fabricated by hydrogel templating and viscous trapping techniques.

Determining molecular orientation via single molecule SERS in a plasmonic nano-gap (2017)
Journal Article
Marshall, A. R. L., Stokes, J., Viscomi, F. N., Proctor, J. E., Gierschner, J., Bouillard, J.-S. G., & Adawi, A. M. (2017). Determining molecular orientation via single molecule SERS in a plasmonic nano-gap. Nanoscale, 9(44), 17415-17421. https://doi.org/10.1039/C7NR05107G

In this work, plasmonic nano-gaps consisting of a silver nanoparticle coupled to an extended silver film have been fully optimized for single molecule Surface-Enhanced Raman Scattering (SERS) spectroscopy. The SERS signal was found to be strongly dep... Read More about Determining molecular orientation via single molecule SERS in a plasmonic nano-gap.

Magnetic control of MOF crystal orientation and alignment (2017)
Journal Article
Cheng, F., Marshall, E. S., Young, A. J., Robinson, P. J., Bouillard, J. S. G., Adawi, A. M., Vermeulen, N. A., Farha, O. K., Reithofer, M. R., & Chin, J. M. (2017). Magnetic control of MOF crystal orientation and alignment. Chemistry: a European journal, 23(62), 15578-15582. https://doi.org/10.1002/chem.201703812

Most metal-organic frameworks (MOFs) possess anisotropic properties, the full exploitation of which necessitates a general strategy for the controllable orientation of such MOF crystals. Current methods largely rely upon layer-by-layer MOF epitaxy or... Read More about Magnetic control of MOF crystal orientation and alignment.

Enhanced antimicrobial effect of berberine in nanogel carriers with cationic surface functionality (2017)
Journal Article
Al-Awady, M. J., Fauchet, A., Greenway, G. M., & Paunov, V. N. (2017). Enhanced antimicrobial effect of berberine in nanogel carriers with cationic surface functionality. Journal of Materials Chemistry B, 5(38), 7885-7897. https://doi.org/10.1039/c7tb02262j

We report a strong enhancement in the antimicrobial action of berberine encapsulated into polyacrylic acid-based nanogels followed by further surface functionalisation with a cationic polyelectrolyte (PDAC). Due to the highly developed surface area,... Read More about Enhanced antimicrobial effect of berberine in nanogel carriers with cationic surface functionality.

Dual wavelength (ultraviolet and green) photodetectors using solution processed zinc oxide nanoparticles (2017)
Journal Article
O'Neill, M., Ibrahem, M. A., Verrelli, E., Lai, K. T., Kyriakou, G., Lee, A. F., Isaacs, M. A., Cheng, F., & O’Neill, M. (2017). Dual wavelength (ultraviolet and green) photodetectors using solution processed zinc oxide nanoparticles. ACS Applied Materials & Interfaces, 9(42), 36971-36979. https://doi.org/10.1021/acsami.7b08092

Narrow-band photoconductivity with a spectral width of 0.16 eV is obtained from solution-processed colloidal ZnO nanocrystals beneath the band-edge at 2.25 eV. A new model involving electron transfer from deep defects to discrete shallow donors is in... Read More about Dual wavelength (ultraviolet and green) photodetectors using solution processed zinc oxide nanoparticles.

An ultra melt-resistant hydrogel from food grade carbohydrates (2017)
Journal Article
Thompson, B. R., Horozov, T. S., Stoyanov, S. D., & Paunov, V. N. (2017). An ultra melt-resistant hydrogel from food grade carbohydrates. RSC advances, 7(72), 45535-45544. https://doi.org/10.1039/c7ra08590g

© 2017 The Royal Society of Chemistry. We report a binary hydrogel system made from two food grade biopolymers, agar and methylcellulose (agar-MC), which does not require addition of salt for gelation to occur and has very unusual rheological and the... Read More about An ultra melt-resistant hydrogel from food grade carbohydrates.