Now showing items 1-20 of 7734

  • 1,1'-Diethyl-4,4'-bipyridine-1,1'-diium bis(1,1,3,3-tetracyano-2- ethoxypropenide) : multiple C-H⋯N hydrogen bonds form a complex sheet structure 

    Setifi, Z.; Lehchili, F.; Setifi, F.; Beghidja, A.; Ng, S.W.; Glidewell, C. (2014-03-01) - Journal article
    In the title salt, C14H18N22+·2C9H5N4O−, the 1,1′-diethyl-4,4′-bipyridine-1,1′-diium dication lies across a centre of inversion in the space group P21/c. In the 1,1,3,3-tetracyano-2-ethoxypropenide anion, the two independent ...
  • 1,2-Bis(2-bromobenzyl)diselane 

    Hua, Guoxiong; Fuller, Amy L.; Slawin, Alexandra M. Z.; Woollins, J. Derek (2010-10) - Journal article
    In the title compound, C14H12Br2Se2, the Se-Se bond length [2.3034 (9) angstrom] is similar to those in diphenyl diselenide [2.3066 (7) and 2.3073 (10) angstrom] and shorter than that in 1,8-diselenonaphthalene [2.0879 (8) ...
  • 1,2-bis-(ditertbutylphosphinomethyl)benzene in catalysis 

    Jiménez, Cristina (University of St Andrews, 2004) - Thesis
    Different diphosphine ligands having the structure shown below have been studied for carbonylation and hydroformylation reactions. Depending on the substituent on the phosphorus atoms the electronic and steric properties ...
  • 1,4-Oxazine 

    Aitken, R Alan; Aitken, Kati Marianne; Carruthers, Phillip G; Jean, Marc-Alexandre; Slawin, Alexandra Martha Zoya (2013) - Journal article
    The fundamental heterocyclic compound 1,4-oxazine has been generated using FVP. It is the first parent heterocycle among all the possible isomeric oxazines, thiazines and their heavier atom analogues to be characterised ...
  • 1,5,6-Triphenyl-8-oxa-7-selena-6-phosphabicyclo[3.2.1]octane-6-selone 

    Hua, Guoxiong; Li, Yang; Slawin, Alexandra Martha Zoya; Woollins, J Derek (2008-01) - Journal article
    The structure of the title compound, C23H21OPSe2, consists of fused puckered five- and six-membered rings, PSeC2O and C5O, respectively, with a C2O bridgehead. The C5O ring adopts a chair conformation, whilst the C2PSeO ...
  • 1-(3-Phenylpropyl)urea 

    Li, Yang; Hua, Guoxiong; Slawin, Alexandra M. Z.; Woollins, J. Derek (2009-10) - Journal article
    In the crystal of the title compound, C10H14N2O, double supramolecular layers of PhCH2CH2CH2NHC(O)NH2 are formed parallel to the bc plane by intermolecular N-H center dot center dot center dot O hydrogen bonding, with ...
  • 1/3 magnetization plateau and frustrated ferrimagnetism in a sodium iron phosphite 

    Vasiliev, A; Volkova, O; Zvereva, E; Ovchenkov, E; Munao', Irene; Clark, Lucy Mary; Lightfoot, Philip; Vavilova, E; Kamusella, S; Klaus, H; Werner, J; Koo, C; Klingeler, R; Tsirlin, A (2016-04-01) - Journal article
    The sodium-iron phosphite NaFe3(HPO3)2(H2PO3)6 is studied by ac-magnetic susceptibility, pulsed-field magnetization, specific heat, and high-frequency electron spin resonance (HF-ESR) measurements combined with Mössbauer ...
  • $100 a barrel of oil : impacts on the sustainability of food supply in the UK 

    ADAS (Sustainable Development Commission, 2007-11) - Report
    This study asks a simple question: what would be the impact on food of oil prices rising to $100 a barrel? When the Sustainable Development Commission commissioned this research, oil was nearly half the price it is at the ...
  • $100 a barrel of oil : impacts on the sustainability of food supply in the UK [executive summary] 

    Sustainable Development Commission (Sustainable Development Commission, 2007-11) - Report
    This study asks a simple question: what would be the impact on food of oil prices rising to $100 a barrel? When the Sustainable Development Commission commissioned this research, oil was nearly half the price it is at the ...
  • 2 μm solid-state laser mode-locked by single-layer graphene 

    Lagatsky, A. A.; Sun, Z.; Kulmala, T. S.; Sundaram, R. S.; Milana, S.; Torrisi, F.; Antipov, O. L.; Lee, Y.; Ahn, J. H.; Brown, C. T. A.; Sibbett, W.; Ferrari, A. C. (2013-01-07) - Journal article
    We report a 2 μm ultrafast solid-state Tm : Lu2O3 laser, mode-locked by single-layer graphene, generating transform-limited similar to 410 fs pulses, with a spectral width similar to 11.1 nm at 2067 nm. The maximum average ...
  • 2,2 '-o-Phenylenediacetonitrile 

    Li, Yang; Hua, Guoxiong; Slawin, Alexandra M. Z.; Woollins, J. Derek (2009-11) - Journal article
    In the title compound, NCCH2C6H4CH2CN, the bond lengths and angles are within normal ranges. The benzene ring makes dihedral angles of 4.94 (8) and 77.04 (8)degrees with the C-C-C-N mean planes. Weak non-conventional C-H ...
  • 2,4,5-Triphenyl-1,3,2-dioxaphospholan-2-one 

    Cordes, David B.; Hua, Guoxiong; Slawin, Alexandra M. Z.; Woollins, J. Derek (2011-07) - Journal article
    The dioxaphospholane ring in the title compound, C20H17O3P, adopts an envelope conformation about one of the ring carbons. The benzene rings of the compound do not form face-to-face pi-pi interactions, instead weak C-H ...
  • 2-(4-Fluorophenyl)-3-methyl-1H-indole 

    Cordes, David B.; Hua, Guoxiong; Slawin, Alexandra M. Z.; Woollins, J. Derek (2011-07) - Journal article
    The indole N-H hydrogen in the title compound, C15H12FN, does not display classical hydrogen bonding. Rather it forms an interaction with the pi system of an adjacent indole, resulting in weakly interacting chains along ...
  • 2-Arylacetic anhydrides as ammonium enolate precursors 

    Morrill, Louis C.; Ledingham, Lyndsay A.; Couturier, Jean-Philippe; Bickel, Jasmine; Harper, Andrew D.; Fallan, Charlene; Smith, Andrew D. (2014-01-28) - Journal article
    Readily prepared 2-arylacetic anhydrides act as convenient ammonium enolate precursors in isothiourea (HBTM-2.1)-mediated catalytic asymmetric intermolecular Michael addition-lactonisation processes, giving diverse synthetic ...
  • 2-Phenyl-5-(p-tolyl)-1,3,4-oxadiazole 

    Cordes, David B.; Hua, Guoxiong; Slawin, Alexandra M. Z.; Woollins, J. Derek (2011-07) - Journal article
    The title compound, C15H12N2O, adopts the expected near-planar geometry, the phenyl and tolyl rings being inclined relative to the oxadiazole ring by 3.8 (3) and 8.3 (2)degrees, respectively. This allows adjacent molecules ...
  • 2A - the "go-to" technology for transgene co-expression 

    Minskaia, Ekaterina; Luke, Garry Alec (2015-08-26) - Journal item
    In order to co-express multiple genes for biotechnological and biomedical applications, several approaches have been used with varying degrees of success. Currently, internal ribosome entry site (IRES) elements and ...
  • 2A peptides provide distinct solutions to driving stop-carry on translational recoding 

    Sharma, P; Yan, F; Doronina, V; Escuin-Ordinas, Helena; Ryan, Martin Denis; Brown, Jeremy (2012-04) - Journal article
    Expression of viral proteins frequently includes non-canonical decoding events (‘recoding’) during translation. ‘2A’ oligopeptides drive one such event, termed ‘stop-carry on’ recoding. Nascent 2A peptides interact with ...
  • 2A-induced ribosome stalling 

    Odon, Valèrie M. N. (University of St Andrews, 2014-06-25) - Thesis
    Originally 2A was characterised in foot-and-mouth disease virus. Site directed mutagenesis identified a C-terminus consensus motif [D(V/I)ExNPGP] and it is proposed that 2A interacts with the exit tunnel of the ribosome ...
  • 3D Monte Carlo radiation transfer modelling of photodynamic therapy 

    Campbell, Catherine Louise; Christison, C.; Brown, C Tom A; Wood, Kenny; Valentine, Ronan Martin; Moseley, H. (SPIE, 2015-06) - Conference item
    The effects of ageing and skin type on Photodynamic Therapy (PDT) for different treatment methods have been theoretically investigated. A multilayered Monte Carlo Radiation Transfer model is presented where both daylight ...
  • 3D PiC code investigations of Auroral Kilometric Radiation mechanisms 

    Gillespie, K. M.; McConville, S. L.; Speirs, D. C.; Ronald, K.; Phelps, A. D. R.; Bingham, R.; Cross, A. W.; Robertson, C. W.; Whyte, C. G.; He, W.; Vorgul, I.; Cairns, R. A.; Kellett, B. J. (IOP PUBLISHING LTD, 2014) - Conference item
    Efficient (similar to 1%) electron cyclotron radio emissions are known to originate in the X mode from regions of locally depleted plasma in the Earths polar magnetosphere. These emissions are commonly referred to as the ...