All Outputs (1148)

Mono- and tetra-nuclear copper complexes bearing bis(imino)phenoxide derived ligands: catalytic evaluation for benzene oxidation and ROP of ε-caprolactone (2015)
Journal Article
Wang, X., Zhao, K.-Q., Elsegood, M. R. J., Prior, T. J., Liu, X., Wu, L., Sanz, S., Brechin, E. K., & Redshaw, C. (2015). Mono- and tetra-nuclear copper complexes bearing bis(imino)phenoxide derived ligands: catalytic evaluation for benzene oxidation and ROP of ε-caprolactone. RSC advances, 5(71), 57414-57424. https://doi.org/10.1039/c5ra08696e

Complexes of the type [Cu(L)₂] (1) and [Cu₄L₂(μ₄-O)(OAc)₄] (2) have been obtained from the reaction of the phenoxydiimine 1,3-(2,6-R²₂C₆H₃N=CH)₂-5-R¹ C₆H₂OH-2 (LH) (where R¹ = Me, tBu, Cl; R² = Me, iPr) with copper(II) acetate [Cu(OAc)₂]; changing th... Read More about Mono- and tetra-nuclear copper complexes bearing bis(imino)phenoxide derived ligands: catalytic evaluation for benzene oxidation and ROP of ε-caprolactone.

A fibre forming smectic twist-bent liquid crystalline phase (2015)
Journal Article
Tamba, M. G., Salili, S. M., Zhang, C., Jákli, A., Mehl, G. H., Stannarius, R., & Eremin, A. (2015). A fibre forming smectic twist-bent liquid crystalline phase. RSC advances, 5(15), 11207-11211. https://doi.org/10.1039/c4ra14669g

We demonstrate the nanostructure and filament formation of a novel liquid crystal phase of a dimeric mesogen below the twist–bend nematic phase. The new fibre-forming phase is distinguished by a short-correlated smectic order combined with an additio... Read More about A fibre forming smectic twist-bent liquid crystalline phase.

Synthesis and photochromic properties of a bis(diarylethene)-naphthopyran hybrid (2014)
Journal Article
Erko, F. G., Cseh, L., Berthet, J., Mehl, G. H., & Delbaere, S. (2015). Synthesis and photochromic properties of a bis(diarylethene)-naphthopyran hybrid. Dyes and pigments : an international journal, 115(April), 102-109. https://doi.org/10.1016/j.dyepig.2014.12.015

The synthesis and photochromic properties of a triphotochromic molecule consisting of one naphthopyran flanked by two diarylethene units investigated by UV-Visible and NMR spectroscopies are reported. Six different states resulting from the open/clos... Read More about Synthesis and photochromic properties of a bis(diarylethene)-naphthopyran hybrid.

High-pressure studies of palladium and platinum thioether macrocyclic dihalide complexes (2014)
Journal Article
Allan, D. R., Bailey, D., Bird, N., Blake, A. J., Champness, N. R., Huang, D., Keane, C. P., McMaster, J., Prior, T. J., Tidey, J. P., & Schröder, M. (2014). High-pressure studies of palladium and platinum thioether macrocyclic dihalide complexes. Acta Crystallographica Section B: Structural Science, Crystal Engineering and Materials, 70(3), 469-486. https://doi.org/10.1107/S2052520614008786

The mononuclear macrocyclic PdII complex cis-[PdCl 2([9]aneS3)] ([9]aneS3 = 1,4,7-trithiacyclo- nonane) converts at 44kbar into an intensely coloured chain polymer exhibiting distorted octahedral coordination at the metal centre and an unprecedented... Read More about High-pressure studies of palladium and platinum thioether macrocyclic dihalide complexes.

Compartmentalization of incompatible reagents within Pickering emulsion droplets for one-pot cascade reactions (2014)
Journal Article
Yang, H., Fu, L., Wei, L., Liang, J., & Binks, B. P. (2015). Compartmentalization of incompatible reagents within Pickering emulsion droplets for one-pot cascade reactions. Journal of the American Chemical Society, 137(3), 1362-1371. https://doi.org/10.1021/ja512337z

It is a dream that future synthetic chemistry can mimic living systems to process multistep cascade reactions in a one-pot fashion. One of the key challenges is the mutual destruction of incompatible or opposing reagents, for example, acid and base,... Read More about Compartmentalization of incompatible reagents within Pickering emulsion droplets for one-pot cascade reactions.

Correction: Flexoelectric behavior of bimesogenic liquid crystals in the nematic phase - Observation of a new self-assembly pattern at the twist-bend nematic and the nematic interface (2014)
Journal Article
Balachandran, R., Panov, V. P., Panarin, Y. P., Vij, J. K., Tamba, M. G., Mehl, G. H., & Song, J. K. (2014). Correction: Flexoelectric behavior of bimesogenic liquid crystals in the nematic phase - Observation of a new self-assembly pattern at the twist-bend nematic and the nematic interface. Journal of Materials Chemistry C, 2(47), 10217. https://doi.org/10.1039/c4tc90153c

On the structure of the Nx phase of symmetric dimers: inferences from NMR (2014)
Journal Article
Hoffmann, A., Vanakaras, A. G., Kohlmeier, A., Mehl, G., & Photinos, D. J. (2015). On the structure of the Nx phase of symmetric dimers: inferences from NMR. Soft matter, 11(5), 850-855. https://doi.org/10.1039/c4sm02480j

NMR measurements on a selectively deuterated liquid crystal dimer CB-C9-CB, exhibiting two nematic phases, show that the molecules in the lower temperature nematic phase, NX, experience a chiral environment and are ordered about a uniformly oriented... Read More about On the structure of the Nx phase of symmetric dimers: inferences from NMR.

Iron(III) bromide catalyzed bromination of 2-tert-butylpyrene and corresponding position-dependent aryl-functionalized pyrene derivatives (2014)
Journal Article
Feng, X., Hu, J.-Y., Tomiyasu, H., Tao, Z., Redshaw, C., Elsegood, M. R. J., Horsburgh, L., Teat, S. J., Wei, X.-F., & Yamato, T. (2014). Iron(III) bromide catalyzed bromination of 2-tert-butylpyrene and corresponding position-dependent aryl-functionalized pyrene derivatives. RSC advances, 5(12), 8835-8848. https://doi.org/10.1039/C4RA12216J

The present work probes the bromination mechanism of 2-tert-butylpyrene (1), which regioselectively affords mono-, di-, tri- and tetra-bromopyrenes, by theoretical calculation and detailed experimental methods. The bromine atom may be directed to the... Read More about Iron(III) bromide catalyzed bromination of 2-tert-butylpyrene and corresponding position-dependent aryl-functionalized pyrene derivatives.

Stabilization of boron carbide via silicon doping (2014)
Journal Article
Proctor, J. E., Bhakhri, V., Hao, R., Prior, T. J., Scheler, T., Gregoryanz, E., Chhowalla, M., & Giulani, F. (2015). Stabilization of boron carbide via silicon doping. Journal of Physics: Condensed Matter, 27(1), Article 015401. https://doi.org/10.1088/0953-8984/27/1/015401

Boron carbide is one of the lightest and hardest ceramics, but its applications are limited by its poor stability against a partial phase separation into separate boron and carbon. Phase separation is observed under high non-hydrostatic stress (both... Read More about Stabilization of boron carbide via silicon doping.

Structural insights into magnetic clusters grown inside virus capsids (2014)
Journal Article
Jaafar, M., Aljabali, A. A. A., Berlanga, I., Mas-Ballesté, R., Saxena, P., Warren, S., Lomonossoff, G. P., Evans, D. J., & de Pablo, P. J. (2014). Structural insights into magnetic clusters grown inside virus capsids. ACS Applied Materials & Interfaces, 6(23), 20936-20942. https://doi.org/10.1021/am505682x

Magnetic nanoparticles have multiple applications in materials science. In particular, virus capsids have been suggested as promising templates for building up nanometric-sized magnetic clusters by taking advantage of their inner cavity as a nanoreac... Read More about Structural insights into magnetic clusters grown inside virus capsids.

Microwave oven fabricated hybrid memristor devices for non-volatile memory storage (2014)
Journal Article
Verrelli, E., Gray, R. J., O'Neill, M., Kelly, S. M., & Kemp, N. T. (2014). Microwave oven fabricated hybrid memristor devices for non-volatile memory storage. Materials Research Express, 1(4), Article ARTN 046305. https://doi.org/10.1088/2053-1591/1/4/046305

© 2014 IOP Publishing Ltd. Novel hybrid non-volatile memories made using an ultra-fast microwave heating method are reported for the first time. The devices, consisting of aligned ZnO nanorods embedded in poly (methyl methacrylate), require no formin... Read More about Microwave oven fabricated hybrid memristor devices for non-volatile memory storage.

Fabrication of salt–hydrogel marbles and hollow-shell microcapsules by an aerosol gelation technique (2014)
Journal Article
Rutkevičius, M., Mehl, G. H., Petkov, J. T., Stoyanov, S. D., & Paunov, V. N. (2015). Fabrication of salt–hydrogel marbles and hollow-shell microcapsules by an aerosol gelation technique. Journal of Materials Chemistry B, 3(1), 82-89. https://doi.org/10.1039/c4tb01443j

We designed a new method for preparation of liquid marbles by using hydrophilic particles. Salt–hydrogel marbles were prepared by atomising droplets of hydrogel solution in a cold air column followed by rolling of the collected hydrogel microbeads in... Read More about Fabrication of salt–hydrogel marbles and hollow-shell microcapsules by an aerosol gelation technique.

Polymerisable octahedral rhenium cluster complexes as precursors for photo/electroluminescent polymers (2014)
Journal Article
Efremova, O. A., Brylev, K. A., Kozlova, O., White, M. S., Shestopalov, M. A., Kitamura, N., Mironov, Y. V., Bauer, S., & Sutherland, A. J. (2014). Polymerisable octahedral rhenium cluster complexes as precursors for photo/electroluminescent polymers. Journal of Materials Chemistry C, 2(40), 8630-8638. https://doi.org/10.1039/c4tc01643b

New polymerisable photoluminescent octahedral rhenium cluster complexes trans-[{Re₆Q₈}(TBP)₄VB)₂] (Q = S or Se; TBP – p-tert-butylpyridine; VB – vinyl benzoate) have been synthesised, characterised and used to construct rhe-nium cluster-organic polym... Read More about Polymerisable octahedral rhenium cluster complexes as precursors for photo/electroluminescent polymers.

Green synthesis of highly concentrated aqueous colloidal solutions of large starch-stabilised silver nanoplatelets (2014)
Journal Article
Cheng, F., Betts, J. W., Kelly, S. M., & Hector, A. L. (2015). Green synthesis of highly concentrated aqueous colloidal solutions of large starch-stabilised silver nanoplatelets. Materials Science and Engineering: C, 46, 530-537. https://doi.org/10.1016/j.msec.2014.10.041

© 2014 Elsevier B.V. All rights reserved. A simple, environmentally friendly and cost-effective method has been developed to prepare a range of aqueous silver colloidal solutions, using ascorbic acid as a reducing agent,water-soluble starch as a comb... Read More about Green synthesis of highly concentrated aqueous colloidal solutions of large starch-stabilised silver nanoplatelets.

Solar absorbers using 1D and 2D periodic nanostructured nickel films (2014)
Journal Article
Ahmad, N., Stokes, J., & Cryan, M. J. (2014). Solar absorbers using 1D and 2D periodic nanostructured nickel films. Journal of Optics, 16(12), Article 125003. https://doi.org/10.1088/2040-8978/16/12/125003

This paper presents results obtained from finite difference time domain and transfer matrix method modelling of nickel thin films. It is shown that by adding a periodic 1D grating to the surface of the nickel its optical absorption over the 300 nm–10... Read More about Solar absorbers using 1D and 2D periodic nanostructured nickel films.

Zinc calixarene complexes for the ring opening polymerization of cyclic esters (2014)
Journal Article
Lancaster, S. J., Walton, M. J., Wright, J. A., Elsegood, M. R. J., & Redshaw, C. (2014). Zinc calixarene complexes for the ring opening polymerization of cyclic esters. Dalton Transactions : an international journal of inorganic chemistry, 43(48), 18001-18009. https://doi.org/10.1039/c4dt02226b

Reaction of Zn(C₆F₅)₂·toluene (two equivalents) with 1,3-dipropoxy-p-tert-butyl-calix[4]arene (L¹H₂) led to the isolation of the complex [{Zn(C₆F₅)}₂L¹] (1), whilst similar use of Zn(Me)₂ resulted in the known complex [{Zn(Me)}₂L¹] (2). Treatment of... Read More about Zinc calixarene complexes for the ring opening polymerization of cyclic esters.

On-chip determination of C-reactive protein using magnetic particles in continuous flow (2014)
Journal Article
Phurimsak, C., Tarn, M. D., Peyman, S. A., Greenman, J., & Pamme, N. (2014). On-chip determination of C-reactive protein using magnetic particles in continuous flow. Analytical chemistry, 86(21), 10552-10559. https://doi.org/10.1021/ac5023265

We demonstrate the application of a multilaminar flow platform, in which functionalized magnetic particles are deflected through alternating laminar flow streams of reagents and washing solutions via an external magnet, for the rapid detection of the... Read More about On-chip determination of C-reactive protein using magnetic particles in continuous flow.

Synthesis and evaluation of a novel ionophore based on a thiacalix[4]arene derivative bearing imidazole units (2014)
Journal Article
Zhao, J. L., Tomiyasu, H., Ni, X.-L., Zeng, X., Elsegood, M. R. J., Redshaw, C., Rahman, S., Georghiou, P. E., & Yamato, T. (2014). Synthesis and evaluation of a novel ionophore based on a thiacalix[4]arene derivative bearing imidazole units. New journal of chemistry = Nouveau journal de chimie, 38(12), 6041-6049. https://doi.org/10.1039/c4nj01099j

O-Alkylation of the flexible thiacalix[4]arene 1 with 2-chloromethyl-1-methyl-1H-imidazole 2 in the presence of Na₂CO₃ or K₂CO₃ afforded mono-O-alkylation product 3 in 29–51% yield, along with recovery of the starting compound. In contrast, the same... Read More about Synthesis and evaluation of a novel ionophore based on a thiacalix[4]arene derivative bearing imidazole units.

Optimization preparation of the biosynthesis of silver nanoparticles using watermelon and study of its antibacterial activity (2014)
Journal Article
Alzahrani, E., & Welham, K. (in press). Optimization preparation of the biosynthesis of silver nanoparticles using watermelon and study of its antibacterial activity. International Journal of Basic and Applied Sciences, 3(4), 392. https://doi.org/10.14419/ijbas.v3i4.3358

The field of nanotechnology is the most active area of research in modern materials science. There is increased demand on nanoparticles because of their wide applicability in various areas; for example, electronics, catalysis, chemistry, energy and m... Read More about Optimization preparation of the biosynthesis of silver nanoparticles using watermelon and study of its antibacterial activity.

Tri- and tetra-dentate imine vanadyl complexes: synthesis, structure and ethylene polymerization/ring opening polymerization capability (2014)
Journal Article
Ma, J., Zhao, K.-Q., Walton, M., Wright, J. A., Hughes, D. L., Elsegood, M. R. J., Michiue, K., Sun, X., & Redshaw, C. (2014). Tri- and tetra-dentate imine vanadyl complexes: synthesis, structure and ethylene polymerization/ring opening polymerization capability. Dalton Transactions : an international journal of inorganic chemistry, 43(44), 16698-16706. https://doi.org/10.1039/c4dt01448k

Reaction of the ligand 2,4-tert-butyl-6-[(2-methylquinolin-8-ylimino)methyl]phenol (L¹H) with [VOCl₃] in the presence of triethylamine afforded the complex [VOCl₂L¹] (1), whereas use of [VO(OnPr)₃] led to the isolation of [VO₂L¹] (2) or [VO₂L¹]·2/3Me... Read More about Tri- and tetra-dentate imine vanadyl complexes: synthesis, structure and ethylene polymerization/ring opening polymerization capability.