Staff profile

• X-Ray Diffraction Techniques
• Variable Temperature X-ray Crystallography

Journal Article

• Mason, H. E., Howard, J. A., & Sparkes, H. A. (2021). Co(NCS)2(abpt)2 and Ni(NCS)2(abpt)2 [abpt is 4-amino-3,5-bis(pyridin-2-yl)-1,2,4-triazole]: structural characterization of polymorphs A and B. Acta Crystallographica Section C: Structural Chemistry, 77(12), 777-781. https://doi.org/10.1107/s2053229621010251
• Mason, H. E., Howard, J. A., & Sparkes, H. A. (2021). Selected solid-state behaviour of three di-tert-butyl-substituted N-salicylideneaniline derivatives: temperature-induced phase transitions and chromic behaviour. Acta Crystallographica Section C: Structural Chemistry, 77(10), 659-667. https://doi.org/10.1107/s2053229621008780
• Mason, H. E., Musselle-Sexton, J. R., Howard, J. A., Probert, M. R., & Sparkes, H. A. (2021). Structural studies into the spin crossover behaviour of Fe(abpt)2(NCS)2 polymorphs B and D. New Journal of Chemistry, 45(31), 14014-14023. https://doi.org/10.1039/d1nj02607k
• Jornet-Mollá, V., Giménez-Saiz, C., Cañadillas-Delgado, L., Yufit, D. S., Howard, J. A., & Romero, F. M. (2021). Interplay between spin crossover and proton migration along short strong hydrogen bonds. Chemical Science, 12(3), 1038-1053. https://doi.org/10.1039/d0sc04918b
• Jornet-Mollá, V., Giménez-Saiz, C., Yufit, D. S., Howard, J. A., & Romero, F. M. (2021). A reversible hydrogen‐bond isomerization triggered by an abrupt spin crossover near room temperature. Chemistry - A European Journal, 27(2), 740-750. https://doi.org/10.1002/chem.202003654
• Ushakov, E. N., Martyanov, T. P., Vedernikov, A. I., Efremova, A. A., Moiseeva, A. A., Kuz’mina, L. G., …Gromov, S. P. (2020). Highly Stable Supramolecular Donor–Acceptor Complexes Involving a Bis(18-Crown-6)azobenzene as Weak Donor: Structure–Property Relationships. ACS Omega, 5(40), 25993-26004. https://doi.org/10.1021/acsomega.0c03441
• Mason, H. E., Howard, J. A., & Sparkes, H. A. (2020). Synthesis and structures of three isoxazole-containing Schiff bases. Acta Crystallographica Section C: Structural Chemistry, 76(9), 927-931. https://doi.org/10.1107/s2053229620010530
• Widdifield, C., Farrell, J., Cole, J., Howard, J., & Hodgkinson, P. (2020). Resolving Alternative Organic Crystal Structures using Density Functional Theory and NMR Chemical Shifts. Chemical Science, 11(11), 2987-2992. https://doi.org/10.1039/c9sc04964a
• Mason, H. E., Howard, J. A., & Sparkes, H. A. (2020). (E)-4-Bromo-2-[(phenylimino)methyl]phenol: a new polymorph and thermochromism. Acta Crystallographica Section C: Structural Chemistry, 76(11), Article C76. https://doi.org/10.1107/s2053229620011560
• Messinis, A., Batsanov, A., Howard, J., Hanton, M., & Dyer, P. W. (2019). Activated niobium and tantalum imido complexes: from tuneable polymerization to selective ethylene dimerization systems. ChemCatChem, 11(6), 1756-1764. https://doi.org/10.1002/cctc.201801849
• Medved’ko, A., Dalinger, A., Nuriev, V., Semashko, V., Filatov, A., Ezhov, A., …Vatsadze, S. (2019). Supramolecular Organogels Based on N-Benzyl, N′-Acylbispidinols. Nanomaterials, 9(1), Article 89. https://doi.org/10.3390/nano9010089
• Messinis, A., Batsanov, A. S., Wright, W. R., Howard, J. A., Hanton, M. J., & Dyer, P. W. (2018). Bis(imido) tungsten complexes: efficient pre-catalysts for the homogeneous dimerization of ethylene. ACS Catalysis, 8(12), 11249-11263. https://doi.org/10.1021/acscatal.8b02202
• Mason, H. E., Hamilton, M. L., Howard, J. A., & Sparkes, H. A. (2018). [Fe(abpt)2(NCSe)2] polymorph A: structural studies into the spin crossover behaviour. New Journal of Chemistry, 42(22), 18028-18037. https://doi.org/10.1039/c8nj03627f
• Coffer, P. K., Dillon, K. B., Howard, J. A., Probert, M. R., & Shepherd, H. J. (2018). Coordination properties of a 2-aryl-1,3,2-dioxaphospholane. Inorganica Chimica Acta, 479, 24-29. https://doi.org/10.1016/j.ica.2018.04.030
• Fugel, M., Jayatilaka, D., Hupf, E., Overgaard, J., Hathwar, V. R., Macchi, P., …Grabowsky, S. (2018). Probing the accuracy and precision of Hirshfeld atom refinement with HARt interfaced with Olex2. IUCrJ, 5(1), 32-44. https://doi.org/10.1107/s2052252517015548
• Mason, H. E., Li, W., Carpenter, M. A., Hamilton, M., Howard, J. A., & Sparkes, H. A. (2016). Structural and spectroscopic characterisation of the spin crossover in [Fe(abpt)2(NCS)2] polymorph A. New Journal of Chemistry, 40(3), 2466-2478. https://doi.org/10.1039/c5nj02359a
• Mailman, A., Winter, S., Yu, X., Robertson, C., Yong, W., Tse, J., …Oakley, R. (2012). Crossing the Insulator-to-Metal Barrier with a Thiazyl Radical Conductor. Journal of the American Chemical Society, 134(24), 9886-9889. https://doi.org/10.1021/ja303169y
• Alajarin, M., Orenes, R., Howard, J. A., Spencer, E. C., Steed, J. W., & Pastor, A. (2012). Novel Capsular Aggregates from Flexible Tripodal Triureas with Cs Symmetry. Chemistry - A European Journal, 18(8), 2389-2397. https://doi.org/10.1002/chem.201102246
• Lermontova, E., Selina, A., Karlov, S., Churakov, A., Howard, J., Oprunenko, Y., …Zaitseva, G. (2006). The transannular interaction germanium-nitrogen in germocanes : the influence of substituents. Journal of Organometallic Chemistry, 691(26), 5710-5724. https://doi.org/10.1016/j.jorganchem.2006.08.011
• Blatch, A., Howard, J., Probert, M., Smethurst, C., & Whiting, A. (2006). tert-Butyl N-(phosphino­yloxy)carbamate. Acta crystallographica. Section E, 62(11), o5346-o5348. https://doi.org/10.1107/s1600536806044783
• Blatch, A., Howard, J., Probert, M., & Whiting, A. (2006). N-(diphenylphosphinoyl)hydroxylamine. Acta crystallographica. Section E, 62(11), o5343-o5345. https://doi.org/10.1107/s1600536806044862
• Wilkinson, A., Puschman, H., Howard, J., Foster, C., & Williams, J. (2006). Luminescent Complexes of Iridium(III) Containing N∧C∧N-Coordinating Terdentate Ligands. Inorganic Chemistry, 45(21), 8685-8699. https://doi.org/10.1021/ic061172l
• Stromnova, T., Shishilov, O., Dayneko, M., Monakhov, K., Churakov, A., Kuz'mina, L., & Howard, J. (2006). Palladium(I) carbonyl carboxylate clusters cyclo- Pd-2(mu-CO)(2)(mu-OCOR)(2) (n) (n=2 or 3) : structure and reactivity. Journal of Organometallic Chemistry, 691(18), 3730-3736. https://doi.org/10.1016/j.jorganchem.2006.03.033
• Senanayake, K., Thompson, A., Howard, J., Botta, M., & Parker, D. (2006). Synthesis and characterisation of dimeric eight-coordinate lanthanide(III) complexes of a macrocyclic tribenzylphosphinate ligand. Dalton Transactions, 5423-5428. https://doi.org/10.1039/b612189f
• Fox, M., Baines, T., Albesa-Jove, D., Howard, J., & Low, P. (2006). Improved syntheses of bis(ethynyl)-para-carboranes, 1,12-(RC C)(2)-1,12-C2B10H10 and 1,10-(RC equivalent to C)(2)-1,10-C2B8H8 (R = H or Me3Si). Journal of Organometallic Chemistry, 691(18), 3889-3894. https://doi.org/10.1016/j.jorganchem.2006.05.044
• Shaw, J., Wolowska, J., Collison, D., Howard, J., McInnes, E., McMaster, J., …Schroder, M. (2006). Redox non-innocence of thioether macrocycles: Elucidation of the electronic structures of mononuclear complexes of gold(II) and silver(II). Journal of the American Chemical Society, 128(42), 13827-13839. https://doi.org/10.1021/ja0636439
• Thompson, A., Parker, D., Fulton, D., Howard, J., Pandya, S., Puschmann, H., …Aime, S. (2006). On the role of the counter-ion in defining water structure and dynamics : order, sructure and dynamics in hydrophilic and hydrophobic gadolinium salt complexes. Dalton Transactions, 5605-5616. https://doi.org/10.1039/b606206g
• Ward, R., Batsanov, A., Howard, J., & Marder, T. (2006). Synthesis and structure of an unusual di-rhodium diarylbutadiyne pi-complex featuring a mu-(1,2-eta(2)):(3,4-eta(2))-p-CF3C6H4-C C-C C-C6H4-p-CF3 moiety. Inorganica Chimica Acta, 359(11), 3671-3676. https://doi.org/10.1016/j.ica.2005.12.018
• Cordiner, R., Feroze, M., Lledo-Fernandez, C., Albesa-Jove, D., Howard, J., & Low, P. (2006). Trimetallic complexes featuring Group 10 tetracyanometallate dianions as bridging ligands. Inorganica Chimica Acta, 359(11), 3459-3466. https://doi.org/10.1016/j.ica.2005.10.001
• de Meijere, A., Khlebnikov, A., Kozhushkov, S., Yufit, D., Chetina, O., Howard, J., …Okamoto, Y. (2006). Syntheses and Properties of Enantiomerically Pure Higher (n ≥ 7) [n−2]Triangulanedimethanols and σ-[n]Helicenes. Chemistry - A European Journal, 12(22), 5697-5721. https://doi.org/10.1002/chem.200600111
• Batsanov, A., Collings, J., Ward, R., Goeta, A., Porres, L., Beeby, A., …Marder, T. (2006). Crystal engineering with ethynylbenzenes Part 2. Structures of 4-trimethylsilylethynyl-N,N-dimethylaniline, and 4-ethynyl-N,N-dimethylaniline with Z '=12 and a single-crystal to single-crystal phase transition at 122.5 +/- 2 K. CrystEngComm, 8, 622-628. https://doi.org/10.1039/b606327f
• Anderson, C., Apperley, D., Batsanov, A., Dyer, P., & Howard, J. (2006). Concise syntheses of tridentate PNE ligands and their coordination chemistry with palladium(II): a solution- and solid-state study. Dalton Transactions, 4134-4145. https://doi.org/10.1039/b605995c
• Zhu, X., Ward, R., Albesa-Jove, D., Howard, J., Porres, L., Beeby, A., …Marder, T. (2006). Synthesis of new mer,trans-rhodium(III) hydrido-bis(acetylide) complexes: Structure of mer,trans- (PMe3)(3)Rh(C equivalent to C-C6H4-4-NMe2)(2)H. Inorganica Chimica Acta, 359(9), 2859-2863. https://doi.org/10.1016/j.ica.2005.11.030
• Abu-Salah, O., Ja'far, M., Al-Ohaly, A., Al-Farhan, K., Al-Enzi, H., Dolomanov, O., & Howard, J. (2006). Synthesis and Structural Characterization of a Halide-Free Rhombohedral Silver-Alkynyl Cage Complex [Ag14(C2tBu)12][BF4]2. European Journal of Inorganic Chemistry, 2006(12), 2353-2356. https://doi.org/10.1002/ejic.200600128
• Carbonera, C., Costa, J., Money, V., Elhaik, J., Howard, J., Halcrow, M., & Letard, J. (2006). Photomagnetic properties of iron(II) spin crossover complexes of 2,6-dipyrazolylpyridine and 2,6-dipyrazolylpyrazine ligands. Dalton Transactions, 3058-3066. https://doi.org/10.1039/b601366j
• Spencer, E., Howard, J., Baruah, P., & Sanjayan, G. (2006). The solid-state behaviour of 4,6-dioxo-5,5-diethylenepyrimidine-2-isobutylurea. CrystEngComm, 8(6), 468-472. https://doi.org/10.1039/b603252d
• Cowan, J., Howard, J., Mason, S., McIntyre, G., Lo, S., Mak, T., …Williams, I. (2006). Neutron diffraction studies of the 1:1 and 2:1 cocrystals of benzene-1,2,4,5-tetracarboxylic acid and 4,4 '-bipyridine. Acta crystallographica (Papirform), 62(4), o157-o161. https://doi.org/10.1107/s0108270106004008
• Yuan, Z., Entwistle, C., Collings, J., Albesa-Jove, D., Batsanov, A., Howard, J., …Marder, T. (2006). Synthesis, crystal structures, linear and nonlinear optical properties, and theoretical studies of (p-R-phenyl)-, (p-R-phenylethynyl)-, and (E)-[2-(p-R-phenyl)ethenyl]dimesitylboranes and related compounds. Chemistry - A European Journal, 12(10), 2758-2771. https://doi.org/10.1002/chem.200501096
• Khairul, W., Porres, L., Albesa-Jove, D., Senn, M., Jones, M., Lydon, D., …Low, P. (2006). Metal cluster terminated "molecular wires". Journal of Cluster Science, 17(1), 65-85. https://doi.org/10.1007/s10876-005-0041-x
• Batsanov, A. S., Copley, R. C., Davidson, M. G., Fox, M. A., Hibbert, T. G., Howard, J. A., & Wade, K. (2006). Reactions of Icosahedral Carboranes with Iminotris(dimethylamino)Phosphorane HNP(NMe2)3: a Deboronation Intermediate nido-C2B10H12·N(H)P(NMe2)3, Deboronation Reactions and Hydrogen-bonded Closo-carborane Systems. Journal of Cluster Science, 17(1), 119-137. https://doi.org/10.1007/s10876-005-0042-9
• Crampton, M., Emokpae, T., Isanbor, C., Batsanov, A., Howard, J., & Mondal, R. (2006). Effects of ortho- and para-ring activation on the kinetics of SNAr reactions of 1-chloro-2-nitro and 1-phenoxy-2-nitrobenzenes with aliphatic amines in acetonitrile. European Journal of Organic Chemistry, 2006(5), 1222-1230. https://doi.org/10.1002/ejoc.200500774
• Collings, J., Batsanov, A., Howard, J., & Marder, T. (2006). Arene-perfluoroarene interactions in crystal engineering. Part 14. 1 : 1 Complexes of octafluoronaphthalene with fluorene and 9,10-dihydrophenanthrene. Canadian Journal of Chemistry, 84(2), 238-242. https://doi.org/10.1139/v06-007
• Banerjee, R., Mondal, R., Howard, J., & Desiraju, G. (2006). Synthon robustness and solid-state architecture in substituted gem-alkynols. Crystal Growth and Design, 6(4), 999-1009. https://doi.org/10.1021/cg050598s
• Cordiner, R. L., Smith, M. E., Batsanov, A. S., Albesa-Jové, D., Hartl, F., Howard, J. A., & Low, P. J. (2006). The synthesis, structure, reactivity and electrochemical properties of ruthenium complexes featuring cyanoacetylide ligands. Inorganica Chimica Acta, 359(3), 946-961. https://doi.org/10.1016/j.ica.2005.06.044
• Yufit, D., Chetina, O., & Howard, J. (2006). Polymorphism of non-linear optical material N-(4-nitrophenyl)-N-methylamino-acetonitrile (NPAN). Journal of Molecular Structure, 784(1-3), 214-221. https://doi.org/10.1016/j.molstruc.2005.09.007
• Batsanov, A., Clegg, W., Copley, R., Fox, M., Gill, W., Grimditch, R., …Wade, K. (2006). Preparative and structural studies on sulfur-linked carborane icosahedra: 2-phenyl-ortho-carboranyl-sulfur systems (2-Ph-1,2-C2B10H10)(2)X (X = S, S-2 or SO), and ortho-carboran-di-yl systems (1,2-C2B10H10Y)(2) (Y = S or SO). Polyhedron, 25(2), 300-306. https://doi.org/10.1016/j.poly.2005.06.046
• Ibraheem, A., Mkhalid, D., A-J. Coventry, D., Batsanov, A., Howard, J., Perutz, R., & Marder, T. (2006). Ir-Catalyzed borylation of C-H bonds in N-containing heterocycles: Regioselectivity in the synthesis of heteroaryl boronate esters. Angewandte Chemie International Edition, 45(3), 489-491. https://doi.org/10.1002/anie.200503047
• Zaitsev, K., Karlov, S., Selina, A., Oprunenko, Y., Churakov, A., Neumueller, B., …Zaitseva, G. (2006). Titanium complexes of dialkanolamine ligands: Synthesis and structure. European Journal of Inorganic Chemistry, 2006(10), 1987-1999. https://doi.org/10.1002/ejic.200501154
• Blatch, A., Chetina, O., Howard, J., Patrick, L., Smethurst, C., & Whiting, A. (2006). Synthesis and structure of bifunctional N-alkylbenzimidazole phenylboronate derivatives. Organic and Biomolecular Chemistry, 4(17), 3297-3302. https://doi.org/10.1039/b607127a
• Mondal, R., Howard, J., Banerjee, R., & Desiraju, G. (2006). Crystallographic studies of supramolecular synthons in amine solvates of trans-1,5-dichloro-9,10-diethynyl-9,10-dihydroanthracene-9,10-diol. Crystal Growth and Design, 6(11), 2507-2516. https://doi.org/10.1021/cg060258m
• Yufit, D., Turner, M., & Howard, J. (2006). N,N-diethyl-5-nitropyridin-2-amine. Acta crystallographica. Section E, 62(4), o1237-o1239. https://doi.org/10.1107/s160053680600729x
• Adams, C., Baber, R., Batsanov, A., Bramham, G., Charmant, J., Haddow, M., …Orpen, A. (2006). Synthesis and reactivity of cobalt boryl complexes. Dalton Transactions, 11, 1370-1373. https://doi.org/10.1039/b516594f
• Churakov, A., Chetina, O., & Howard, J. (2006). Dicyclohexylamine hydrogen peroxide hemisolvate. Acta crystallographica. Section E, 62, O3503-O3505. https://doi.org/10.1107/s1600536806028030
• Das, D., Banerjee, R., Mondal, R., Howard, J., Boese, R., & Desiraju, G. (2006). Synthon evolution and unit cell evolution during crystallisation. A study of symmetry-independent molecules (Z′ > 1) in crystals of some hydroxy compounds. Chemical Communications, 2006(5), 555-557. https://doi.org/10.1039/b514076e
• Chetina, O., Yufit, D., & Howard, J. (2006). A 1 : 1 molecular complex of dicyclohexylamine and cyclohexanone oxime. Acta crystallographica. Section E, 62, O2053-O2055. https://doi.org/10.1107/s1600536806014310
• Kuz'mina, L., Vedernikov, A., Lobova, N., Howard, J., Strelenko, Y., Fedin, V., …Gromov, S. (2006). Photoinduced and dark complexation of unsaturated viologen analogues containing two ammonium tails with cucurbit[8]uril. New Journal of Chemistry, 30(3), 458-466. https://doi.org/10.1039/b511456j
• Farrugia, L., Frampton, C., Howard, J., Mallinson, P., Peacock, R., Smith, G., & Stewart, B. (2006). Experimental charge-density study on the nickel(II) coordination complex Ni(H3L) NO3 PF6 H3L = N,N ',N ''-tris(2-hydroxy-3-methylbutyl)-1,4,7-triaza-cyclononane : a reappraisal. Acta crystallographica. Section B, Structural science, 62, 236-244. https://doi.org/10.1107/s0108768106000802
• Russell, J., Parker, A., Radosavljevie-Evans, I., Howard, J., & Steed, J. (2006). Simultaneous anion and cation binding by a simple polymer-bound ureidopyridyl ligand. Chemical Communications, 2006(3), 269-271. https://doi.org/10.1039/b513820e
• Smith, M., Cordiner, R., Albesa-Jove, D., Yufit, D., Hartl, F., Howard, J., & Low, P. (2006). The synthesis, structure, and electrochemical properties of Fe(C≡CC≡N)(dppe)Cp and related compounds. Canadian Journal of Chemistry, 84(2), 154-163. https://doi.org/10.1139/v05-238
• Churakov, A., Krut'ko, D., Borzov, M., Kirsanov, R., Belov, S., & Howard, J. (2006). Di-mu-pyridyl-1 : 2 kappa N-2 : C-2 ; 2 : 1 kappa(2) N : C-2-mu-tetrahydrofuran-kappa O-2 : O-bis bromo( tetrahydrofuran)magnesium(II) tetrahydrofuran hemisolvate. Acta crystallographica. Section E, 62, M1094-M1096. https://doi.org/10.1107/s1600536806013742
• Kozhushkov, S., Preuss, T., Yufit, D., Howard, J., Meindl, K., Ruhl, S., …De Meijere, A. (2006). 4,7,11-triheterotrishomocubanes - Propeller-shaped highly symmetrical chiral molecules derived. European Journal of Organic Chemistry, 2006(11), https://doi.org/10.1002/ejoc.200600019
• Anderson, C., Batsanov, A., Dyer, P., Fawcett, J., & Howard, J. (2006). Chelating N-pyrrolylphosphino-N-arylaldimine ligands : synthesis, ligand behaviour and applications in catalysis. Dalton Transactions, 45, 5362-5378. https://doi.org/10.1039/b611652c
• Lourie, L., Serguchev, Y., Shevchenko, G., Ponomarenko, M., Chernega, A., Rusanov, E., & Howard, J. (2006). Fluorolactonization of norbornenecarboxylic acids and their methyl esters with F-TEDA-BF4 and XeF2. Journal of Fluorine Chemistry, 127(3), 377-385. https://doi.org/10.1016/j.jfluchem.2005.12.027
• Dillon, K., Zorina, N., Yufit, D., & Howard, J. (2006). 2,2 ',5,5 '-Tetrakis(trifluoromethyl)biphenyl. Acta crystallographica. Section E, 62, O104-O106. https://doi.org/10.1107/s1600536805040468
• Ushakov, E., Kuz'mina, L., Vedernikov, A., Kapichnikova, M., Howard, J., Worner, M., …Gromov, S. (2006). Crown-containing butadienyl dyes 8. Structures and complexation of chromogenic dithia-15(18)-crown-5(6) ethers. Russian Chemical Bulletin, 55(1), 94-100. https://doi.org/10.1007/s11172-006-0220-4
• Batsanov, A., Goeta, A., Howard, J., Soto, B., & Au-Alvarez, O. (2006). 2-(4-Chloroanilino)- and 2-(4-methoxyanilino)-1,2-diphenyl-ethanone. Acta crystallographica. Section C, Crystal structure communications, 62(5), o304-o306. https://doi.org/10.1107/s0108270106012881
• Dawe, L., Abedin, T., Kelly, T., Thompson, L., Miller, D., Zhao, L., …Howard, J. (2006). Self-assembled polymetallic square grids ([2 × 2] M4, [3 × 3] M9) and trigonal bipyramidal clusters (M5)—structural and magnetic properties. Journal of materials chemistry, 16(26), 2645-2659. https://doi.org/10.1039/b602595a
• Vatsadze, S., Manaenkova, M., Sviridenkova, N., Zyk, N., Krut'ko, D., Churakov, A., …Lang, H. (2006). Synthesis and spectroscopic and structural studies of cross-conjugated dienones derived from cyclic ketones and aromatic aldehydes. Russian Chemical Bulletin, 55(7), 1184-1194. https://doi.org/10.1007/s11172-006-0397-6
• Parsons, S., Thompson, L., Dey, S., Wilson, C., & Howard, J. (2006). High-spin 2x2 (Fe2Ni2II)-Ni-III heterometallic square grid with an S=3 ground state. Inorganic Chemistry, 45(22), 8832-8834. https://doi.org/10.1021/ic061402w
• Russell, J., Parker, A., Radosavljevic-Evans, I., Howard, J., & Steed, J. (2006). Anion-binding mode in a sulfanylphenyl urea complex : solid state symmetry breaking and solution chelation. CrystEngComm, 8(2), 119-122. https://doi.org/10.1039/b516962c
• Blatch, A., Howard, J., Probert, M., Smethurst, C., & Whiting, A. (2006). Potassium 4-nitrophenylsulfonate monohydrate. Acta crystallographica. Section E, 62(4), m741-m743. https://doi.org/10.1107/s1600536806007835
• Coghlan, S., Giles, R., Howard, J., Patrick, L., Probert, M., Smith, G., & Whiting, A. (2005). Synthesis and structure of potential Lewis acid-Lewis base bifunctional catalysts: 2-N,N-diisopropylaminophenylboronate derivatives. Journal of Organometallic Chemistry, 690(21-22), 4784-4793
• Le Guennic, B., Costuas, K., Halet, J., Nervi, C., Paterson, M., Fox, M., …Low, P. (2005). Electronic interactions in bridged bis(cluster) assemblies - a comparison of para-CB10H10C, para-C6H4 and C-4 bridges. Comptes rendus. Chimie, 8(11-12), 1883-1896. https://doi.org/10.1016/j.crci.2005.03.016
• Evans, I., Howard, J., & Evans, J. (2005). The crystal structure of alpha-La2Mo2O9 and the structural origin of the oxide ion migration pathway. Chemistry of Materials, 17(16), 4074-4077. https://doi.org/10.1021/cm050049%2B
• Batsanov, A., Howard, J., Lightfoot, A., Twiddle, S., & Whiting, A. (2005). Stereoselective chloro-deboronation reactions induced by substituted pyridine-iodine chloride complexes. European Journal of Organic Chemistry, 1876-1883
• Evans, I., Howard, J., & Sleight, A. (2005). Synthesis and crystal structure of BiCd2AsO6. Solid State Sciences, 7(3), 299-302
• Applegarth, L., Clark, N., Richardson, A., Parker, A., Radosavljevic-Evans, I., Goeta, A., …Steed, J. (2005). Modular nanometer-scale structuring of gel fibres by sequential self-organization. Chemical Communications, 5423-5425
• Parkinson, N., Hatton, P., Howard, J., Giblin, S., Terry, I., Ritter, C., …Wu, M. (2005). Study of the magnetic interactions in Ba2PrRu1-xCuxO6 using neutron powder diffraction. Journal of materials chemistry, 15(13), 1375-1383. https://doi.org/10.1039/b408982k
• Kovacs, A., Nemcsok, D., Pokol, G., Szecsenyi, K., Leovac, V., Jacimovic, Z., …Giester, G. (2005). Structural, spectroscopic and computational studies of the HgL2Cl2 complex (L=3,5-dimethyl-1-thiocarboxamide pyrazole) and the crystal structure of L. New Journal of Chemistry, 29(6), 833-840
• Turner, D., Smith, B., Spencer, E., Goeta, A., Evans, I., Tocher, D., …Steed, J. (2005). Anion binding by Ag(I) complexes of urea-substituted pyridyl ligands. New Journal of Chemistry, 29(1), 90-98
• Turner, D., Smith, B., Goeta, A., Evans, I., Tocher, D., Howard, J., & Steed, J. (2004). The R-1(2)(6) hydrogen-bonded synthon in neutral urea and metal-bound halide systems. CrystEngComm, 6, 633-641
• Evans, I., Howard, J., Howard, L., Evans, J., Jacimovic, Z., Jevtovic, V., & Leovac, V. (2004). Transition metal complexes with pyrazole based ligands, part 18: new binuclear Cu(I), Cu(II) and Co(II) complexes with 3,5-dimethyl-l-thiocarboxamide pyrazole: synthesis, structural and magnetic studies. Inorganica Chimica Acta, 357(15), 4528-4536
• Parkinson, N., Hatton, P., Howard, J., Ritter, C., Ibberson, R., & Wu, M. (2004). Variable temperature neutron powder diffraction study to determine the magnetic interactions in Sr(2)LnRuO(6) (Ln = Ho and Tb). Journal of Physics: Condensed Matter, 16(43), 7611-7624. https://doi.org/10.1088/0953-8984/16/43/005
• Dickins, R., Batsanov, A., Howard, J., Parker, D., Puschmann, H., & Salamano, S. (2004). Structural and NMR investigations of the ternary adducts of twenty α-amino acids and selected dipeptides with a chiral, diaqua-ytterbium complex. Dalton Transactions, 70-80. https://doi.org/10.1039/b311791j
• Jacimovic, Z., Leovac, V., Szecsenyi, K., Howard, J., & Evans, I. (2004). Transition metal complexes with pyrazole-based ligands. XIX. Diaquabis(3,5-dimethyl-1H-pyrazole-1-carboxamidine-kappa N-2,N `)metal(II) dinitrate, with metal = Co and Ni. Acta crystallographica. Section C, Crystal structure communications, 60(10), M467-M470. https://doi.org/10.1107/s0108270104017433
• Evans, I., Howard, J., Savikin-Fodulovic, K., & Menkovic, N. (2004). Isogentisin (1,3-dihydroxy-7-methoxyxanthone). Acta crystallographica. Section B, Structural science, 60, O1557-O1559
• Boyd, L., Clegg, W., Copley, R., Davidson, M., Fox, M., Hibbert, T., …Wade, K. (2004). Exo-π-bonding to an ortho-carborane hypercarbon atom: systematic icosahedral cage distortions reflected in the structures of the fluoro-, hydroxy- and amino-carboranes, 1-X-2-Ph-1,2-C2B10H10 (X = F, OH or NH2) and related anions. Dalton Transactions, 2004(17), 2786-2799. https://doi.org/10.1039/b406422d
• Hermitage, S., Howard, J., Jay, D., Pritchard, R., Probert, M., & Whiting, A. (2004). Mechanistic studies on the formal aza-Diels-Alder reactions of N-aryl imines: evidence for the non-concertedness under Lewis-acid catalysed conditions. Organic and Biomolecular Chemistry, 2(17), 2451-2460. https://doi.org/10.1039/b407293f
• Turner, D., Spencer, E., Howard, J., Tocher, D., & Steed, J. (2004). A modular, self-assembled, separated ion pair binding system. Chemical Communications, 1352-1353
• Evans, I., Howard, J., Szecsenyi, K., Leovac, V., & Jacimovic, Z. (2004). Synthesis, characterization and crystal structure of a novel Ni(II) complex, Ni(L-H)(2) (L=3,5-dimethyl-1-thiocarboxamidopyrazole). Journal of Coordination Chemistry, 57(6), 469-476
• Di Bari, L., Guillarme, S., Hermitage, S., Howard, J., Jay, D., Pescitelli, G., …Yufit, D. (2004). Lewis acid-catalysed aza-Diels-Alder versus Mannich reactions of N-diethyl phosphoryl imino dienophiles with oxygenated dienes and application of a chiral lewis acid. Synlett: Accounts and Rapid Communications in Synthetic Organic Chemistry, 708-710
• Entwistle, C., Batsanov, A., Howard, J., Fox, M., & Marder, T. (2004). Two contrasting ethynyl hydroboration pathways in the formation of a novel tris-hydroboration product from reaction of dimesitylborane with 2,5-diethynylpyridine. Chemical Communications, 702-703
• Money, V., Evans, I., Elhaik, J., Halcrow, M., & Howard, J. (2004). An X-ray powder diffraction study of the spin-crossover transition and structure of bis (2,6-dipyrazol-1-ylpyrazine)iron(II) perchlorate. Acta crystallographica. Section B, Structural science, 60, 41-45
• Venkatasubramanian, U., Donohoe, D., Ellis, D., Giles, B., Macgregor, S., Robertson, S., …Wade, K. (2004). The synthesis and molecular and crystal structures of 1-methyl-2-carboxy-1,2-dicarba-closo-dodecaborane(12), 1-phenyl-2-carboxy-1,2-dicarba-closo-dodecaborane(12) and 1-phenyl-2-benzoyl-1,2-dicarba-closo-dodecaborane(12). Polyhedron, 23(4), 629-636
• Smith, C., Smith, P., Thomas, R., Robins, E., Collings, J., Dai, C., …Marder, T. (2004). Arene-perfluoroarene interactions in crystal engineering: structural preferences in polyfluorinated tolans. Journal of materials chemistry, 14(3), 413-420. https://doi.org/10.1039/b314094f
• Lister, S., Evans, I., Howard, J., Coelho, A., & Evans, J. (2004). Mo2P4O15 - the most complex oxide structure solved by single crystal methods?. Chemical Communications, 2540-2541
• Money, V., Elhaik, J., Evans, I., Halcrow, M., & Howard, J. (2004). A study of the thermal and light induced spin transition in FeL2 (BF4)(2) and FeL2 (ClO4)(2) L=2,6-di(3-methylpyrazol-1-yl)pyrazine. Dalton Transactions, 43(1), 65-69. https://doi.org/10.1039/b311262b
• Giles, R., Howard, J., Patrick, L., Probert, M., Smith, G., & Whiting, A. (2003). Synthesis and structure of potential Lewis acid-Lewis base bifunctional catalysts: 1-N,N-dimethylamino-8-borononaphthalene derivatives. Journal of Organometallic Chemistry, 680(1-2), 257-262
• Entwistle, C., Marder, T., Smith, P., Howard, J., Fox, M., & Mason, S. (2003). Dimesitylborane monomer-dimer equilibrium in solution, and the solid-state structure of the dimer by single crystal neutron and X-ray diffraction. Journal of Organometallic Chemistry, 680(1-2), 165-172. https://doi.org/10.1016/s0022-328x%2803%2900316-4
• Fox, M., Howard, J., MacBride, J., Mackinnon, A., & Wade, K. (2003). Big macrocyclic assemblies of carboranes (big MACs): synthesis and crystal structure of a macrocyclic assembly of four carboranes containing alternate ortho- and meta-carborane icosahedra linked by para-phenylene units. Journal of Organometallic Chemistry, 680(1-2), 155-164. https://doi.org/10.1016/s0022-328x%2803%2900313-9
• Evans, I., Howard, J., & Evans, J. (2003). alpha-Bi2Sn2O7 - a 176 atom crystal structure from powder diffraction data. Journal of materials chemistry, 13(9), 2098-2103. https://doi.org/10.1039/b305211g
• Alekseyeva, E., Fox, M., Howard, J., MacBride, J., & Wade, K. (2003). Synthesis and crystal structure of an assembly of three ortho-carborane cages linked via para-phenylene units: effect of aryl orientation on cage C-C bond lengths in C-aryl-ortho-carboranes. Applied Organometallic Chemistry, 17(6-7), 499-508. https://doi.org/10.1002/aoc.467
• Evans, I., Howard, J., Sreckovic, T., & Ristic, M. (2003). Variable temperature in situ X-ray diffraction study of mechanically activated synthesis of calcium titanate, CaTiO3. Materials Research Bulletin, 38(7), 1203-1213
• Parkinson, N., Hatton, P., Howard, J., Ritter, C., Chien, F., & Wu, M. (2003). Crystal and magnetic structures of A(2)YRu(1-x)Cu(x)O(6) with A = Sr, Ba and x=0.05 to 0.15. Journal of materials chemistry, 13(6), 1468-1474. https://doi.org/10.1039/b212123a
• Alekseyeva, E., Batsanov, A., Boyd, L., Fox, M., Hibbert, T., Howard, J., …Wade, K. (2003). Intra- and inter-molecular carboranyl C-H center dot center dot center dot N hydrogen bonds in pyridyl-containing ortho-carboranes. Dalton Transactions, 475-482
• Batsanov, A., Fox, M., Howard, J., Hughes, A., Johnson, A., & Martindale, S. (2003). 9,12-Di­iodo-1,2-dicarba-closo-dodecaborane(12). Acta Crystallographica Section C: Structural Chemistry, 59(2), O74-O76. https://doi.org/10.1107/s0108270102023582
• Money, V., Evans, I., Halcrow, M., Goeta, A., & Howard, J. (2003). Light induced excited high spin-state trapping in [FeL2](BF4)(2) (L=2,6-di(pyrazol-1-yl)pyridine). Chemical Communications, 158-159. https://doi.org/10.1039/b210146g
• Collings, J., Roscoe, K., Robins, E., Batsanov, A., Stimson, L., Howard, J., …Marder, T. (2002). Arene-perfluoroarene interactions in crystal engineering 8: structures of 1 : 1 complexes of hexafluorobenzene with fused-ring polyaromatic hydrocarbons. New Journal of Chemistry, 26(12), 1740-1746. https://doi.org/10.1039/b207102a
• Dickins, R., Aime, S., Batsanov, A., Beeby, A., Botta, M., Bruce, J., …Puschmann, H. (2002). Structural, luminescence, and NMR studies of the reversible binding of acetate, lactate, citrate, and selected amino acids to chiral diaqua ytterbium, gadolinium, and europium complexes. Journal of the American Chemical Society, 124(43), 12697-12705. https://doi.org/10.1021/ja020836x
• Evans, I., Tao, S., Irvine, J., & Howard, J. (2002). Synthesis, crystal structure, and oxide ion conductivity in Bi4.6Ca1.1VO10.5. Chemistry of Materials, 14(9), 3700-3704
• Parker, D., Dickins, R., Puschmann, H., Crossland, C., & Howard, J. (2002). Being excited by lanthanide coordination complexes: Aqua species, chirality, excited-state chemistry, and exchange dynamics. Chemical Reviews, 102(6), 1977-2010
• Monkman, A., Pålsson, L., Higgins, R., Wang, C., Bryce, M., Batsanov, A., & Howard, J. (2002). Protonation and subsequent intramolecular hydrogen bonding as a method to control chain structure and tune luminescence in heteroatomic conjugated polymers. Journal of the American Chemical Society, 124(21), 6049-6055. https://doi.org/10.1021/ja012409%2B
• Cole, J., Copley, R., McIntyre, G., Howard, J., Szablewski, M., & Cross, G. (2002). Charge-density study of the nonlinear optical precursor DED-TCNQ at 20 K. Physical review B, 65(12), https://doi.org/10.1103/physrevb.65.125107
• Evans, I., & Howard, J. (2002). Lithium potassium tungstate monohydrate, LiKWO4 center dot H2O. Acta crystallographica. Section B, Structural science, 58, i26-I28
• Kuz'mina, L., Perepichka, I., Perepichka, D., Howard, J., & Bryce, M. (2002). Supramolecular architecture of two charge-transfer complexes based on 2,7-(X,X)-4,5-dinitro-9-dicyanomethylenefluorenes (X=NO2 or CN) and tetrathiafulvalene. Crystallography Reports, 47(2), 251-261
• Jay, D., Whiting, A., Yufit, D., Howard, J., & Hermitage, S. (2002). p-Tolylsulfonyl cyanide. Acta crystallographica. Section B, Structural science, 58, o191-o193
• Evans, I., Evans, J., & Howard, J. (2002). Variable temperature structural study of bismuth lead vanadate, BiPb₂VO₆. Journal of materials chemistry, 12(9), 2648-2652. https://doi.org/10.1039/b202648a
• Kumar, V., Addlagatta, A., Nangia, A., Robinson, W., Broder, C., Mondal, R., …Allen, F. (2002). 4,4-diphenyl-2,5-cyclohexadienone: Four polymorphs and nineteen crystallographically independent molecular conformations. Angewandte Chemie International Edition, 41(20), 3848-3851
• Perepichka, D., Perepichka, I., Popov, A., Bryce, M., Batsanov, A., Chesney, A., …Sokolov, N. (2001). Electron acceptors of the fluorene series. Part 12. 9- (Metalloceneylidene)nitrofluorene derivatives of Fc-NF, NF-Fc- NF, and NF-Rc-NF types, and the vinylogues Fc-pi-NF: synthesis, characterisation, intramolecular charge transfer, redox properties and X-. Journal of Organometallic Chemistry, 637, 445-462
• Batsanov, A., Perepichka, I., Bryce, M., & Howard, J. (2001). Cocrystals of 2-(2,4,5,7-tetranitrofluoren-9- ylidene)propanedinitrile and 2,4,5,7-tetranitrofluoren-9-one with chlorobenzene. Acta crystallographica. Section C, Crystal structure communications, 57, 1299-1302
• Evans, I., Howard, J., Withers, R., & Evans, J. (2001). Ab initio structure determination of BiPb2VO6 from powder diffraction data. Chemical Communications, 1984-1985
• Fox, M., Paterson, M., Nervi, C., Galeotti, F., Puschmann, H., Howard, J., & Low, P. (2001). Electrochemical evidence for electronic interactions through the para-carborane skeleton in the novel tricluster [{Co2C2(SiMe3)(CO)4(dppm)}2(μ-CB10H10C)]. Chemical Communications, 2001(17), 1610-1611. https://doi.org/10.1039/b104307m
• Perepichka, I., Perepichka, D., Lyubchik, S., Bryce, M., Batsanov, A., & Howard, J. (2001). Electron acceptors of the fluorene series. Part 13. 9-(5- Nitrofuran-2-ylidene)- and 9-(5-nitro-2-thienylidene)-2,4,5,7- tetranitrofluorenes: novel pi-extended electron acceptors. Synthesis, cyclic voltammetry and X-ray crystal structures for the acceptor. Journal of the Chemical Society-Perkin Transactions 2, 2001(9), 1546-1551
• Moore, A., Chesney, A., Bryce, M., Batsanov, A., Kelly, J., Howard, J., …Khodorkovsky, V. (2001). Synthesis, structures and nonlinear optical properties of novel D-pi-A chromophores: Intramolecular charge transfer from 1,3- dithiole or ferrocene moieties to polynitrofluorene or dicyanomethylene moieties through conjugated linkers. European Journal of Organic Chemistry, 2671-2687
• Fox, M., Howard, J., Hughes, A., Malget, J., & Yufit, D. (2001). Synthesis of isomeric B-methylated tantalum carboranes, (Me₂N)₃TaC₂B₉H₁₀Me. Dalton Transactions, 2263-2269. https://doi.org/10.1039/b103353k
• Perepichka, D., Bryce, M., Batsanov, A., Howard, J., Cuello, A., Gray, M., & Rotello, V. (2001). Trialkyltetrathiafulvalene-sigma-tetracyanoanthraquinodimethane (R3TTF-sigma-TCNAQ) diads: Synthesis, intramolecular charge- transfer properties, and X-ray crystal structure. Journal of Organic Chemistry, 66(13), 4517-4524
• Bryce, M., Green, A., Moore, A., Perepichka, D., Batsanov, A., Howard, J., …Villacampa, B. (2001). Synthesis of conjugated tetrathiafulvalene (TTF)-pi-acceptor molecules - Intramolecular charge transfer and nonlinear optical properties. European Journal of Organic Chemistry, 1927-1935
• Christensen, C., Batsanov, A., Bryce, M., & Howard, J. (2001). Molecular saddles. 7. New 9,10-bis(1,3-dithiol-2-ylidene)-9,10- dihydroanthracene cyclophanes: Synthesis, redox properties, and X-ray crystal structures of neutral species and a dication salt. Journal of Organic Chemistry, 66(10), 3313-3320
• Wang, C., Jung, G., Hua, Y., Pearson, C., Bryce, M., Petty, M., …Howard, J. (2001). An efficient pyridine- and oxadiazole-containing hole-blocking material far organic light-emitting diodes: Synthesis, crystal structure, and device performance. Chemistry of Materials, 13(4), 1167-1173
• Bryce, M., Batsanov, A., Finn, T., Hansen, T., Moore, A., Howard, J., …Asher, S. (2001). Crown-annelated 9,10-bis(1,3-dithiol-2-ylidene)-9,10- dihydroanthracene derivatives as cation sensors: Synthesis, X- ray crystal structures, voltammetric and spectroscopic monitoring of metal complexation. European Journal of Organic Chemistry, 933-940
• Batsanov, A., Bryce, M., Dhindsa, A., Howard, J., & Underhill, A. (2001). Synthesis, crystal structure and electrochemistry of a new bimetallic nickel dithiolene complex (NBu4+)(2){C2S4 NiS2C2S2(CO) (2)}(2-). A precursor for molecular conductors. Polyhedron, 20(6), 537-540
• Godbert, N., Batsanov, A., Bryce, M., & Howard, J. (2001). Molecular saddles. 4. Redox-active cyclophanes by bridging the 9,10-bis(1,3-dithiol-2-ylidene)-9,10-dihydroanthracene system: Synthesis, electrochemistry, and X-ray crystal structures of neutral species and a dication salt. Journal of Organic Chemistry, 66(3), 713-719
• Godbert, N., Bryce, M., Dahaoui, S., Batsanov, A., Howard, J., & Hazendonk, P. (2001). Molecular saddles, 3. Hydroxymethyl-functionalised 9,10- bis(1,3-dithiol-2-ylidene)-9,10-dihydroanthracene pi-electron donors as synthetic intermediates for supramolecular structures. European Journal of Organic Chemistry, 749-757
• Moore, A., Batsanov, A., Bryce, M., Howard, J., Khodorkovsky, V., Shapiro, L., & Shames, A. (2001). Trimethyltetrathiafulvalene bearing an N-methylpyridinium substituent: Synthesis, crystal structures, and charge transfer properties. European Journal of Organic Chemistry, 73-78
• Fox, M., Goeta, A., Howard, J., Hughes, A., Johnson, A., Keen, D., …Wilson, C. (2001). The molecular structure of (PSH+)(nido-7,8-C2B9H12-) determined by neutron diffraction (PS = proton sponge, 1,8- bis(dimethylamino)naphthalene). Inorganic Chemistry, 40(1), 173-+
• Coapes, R., Souza, F., Fox, M., Batsanov, A., Goeta, A., Yufit, D., …Marder, T. (2001). Phosphine promoted substituent redistribution reactions of B- chlorocatechol borane: Molecular structures of ClBcat, BrBcat and L center dot ClBcat (cat=1,2-O2C6H4; L = PMe3, PEt3, PBu3t, PCy3, NEt3). Dalton Transactions, 1201-1209
• Batsanov, A., Bryce, M., Chesney, A., Howard, J., John, D., Moore, A., …Cuello, A. (2001). Synthesis and crystal engineering of new halogenated tetrathiafulvalene (TTF) derivatives and their charge transfer complexes and radical ion salts. Journal of materials chemistry, 11(9), 2181-2191