Chem. Commun.

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Promoting photocatalytic multiple-electron reduction in aerobic solutions using Au-tipped CdSe nanorod clusters

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1411-1413
DOI: 10.1039/C3CC47282E, CommunicationZheng Li, Yongxing Hu, Yugang Sun
Au-tipped CdSe nanorod clusters can significantly enhance photocatalytic efficiency of multiple-electron reduction reactions even in aerobic solutions.
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Enhancing the resolution of multi-dimensional heteronuclear NMR spectra of intrinsically disordered proteins by homonuclear broadband decoupling

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1488-1490
DOI: 10.1039/C3CC48135B, CommunicationN. Helge Meyer, Klaus Zangger
Homonuclear broadband decoupling significantly enhances the resolution of NMR spectra of intrinsically disordered proteins.
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Centred nine-metal rings of lanthanides

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1438-1440
DOI: 10.1039/C3CC48708C, CommunicationKarzan H. Zangana, Eufemio Moreno Pineda, Eric J. L. McInnes, Jurgen Schnack, Richard E. P. Winpenny
Two new decametallic lanthanide complexes are reported, that are large odd-numbered rings with a further central metal site. This type of structure appears to be unprecedented. Magnetic studies show weak exchange interactions between the spin sites for the {Gd10} disc.
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Ionic liquid derived carbons as highly efficient oxygen reduction catalysts: first elucidation of pore size distribution dependent kinetics

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1469-1471
DOI: 10.1039/C3CC48942F, CommunicationZhiyong Zhang, Gabriel M. Veith, Gilbert M. Brown, Pasquale F. Fulvio, Patrick C. Hillesheim, Sheng Dai, Steven H. Overbury
Pore size distribution in ionic liquid derived N-doped carbons affects both activity and kinetics in the oxygen reduction reaction.
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A nonlinear approach to surface-enhanced sensing in the short-wave infrared

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1472-1474
DOI: 10.1039/C3CC49002E, CommunicationH. K. Turley, J. P. Camden
Surface-enhanced hyper-Raman scattering is extended to the short-wave infrared demonstrating its potential for chemical analysis and molecular imaging.
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Rhodium/phospholane-phosphite catalysts give unusually high regioselectivity in the enantioselective hydroformylation of vinyl arenes

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1475-1477
DOI: 10.1039/C3CC48823C, CommunicationGary M. Noonan, Christopher J. Cobley, Thomas Mahoney, Matthew L. Clarke
Using the phospholane-phosphite ligand shown, chemoselectivity to aldehydes, regioselectivity and enantioselectivity are all very high, even using low catalyst loadings and with no solvent.
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A cadmium TCNQ-based semiconductor with versatile binding modes and non-integer redox states

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1429-1431
DOI: 10.1039/C3CC48330D, CommunicationXuan Zhang, Zhongyue Zhang, Hanhua Zhao, Jiang-Gao Mao, Kim R. Dunbar
The semiconducting coordination polymer Cd2(TCNQ)3.5(H2O)2 exhibits [small mu ]2, [small mu ]3 and [small mu ]4 bridging modes of TCNQ with various non-integer redox states.
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Hysteretic spin crossover in iron(II) complexes of a new pyridine-triazole-pyrazine ligand is tuned by choice of NCE co-ligand

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1435-1437
DOI: 10.1039/C3CC43922D, CommunicationRoss W. Hogue, Reece G. Miller, Nicholas G. White, Humphrey L. C. Feltham, Guy N. L. Jameson, Sally Brooker
All three iron(II) complexes exhibit spin crossover, with T1/2 being predictably tuned by varying the coordinated anion.
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Supramolecular assembly in a Janus-type urea system

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1426-1428
DOI: 10.1039/C3CC48603F, CommunicationGareth O. Lloyd, Jonathan W. Steed
A pyrazolyl urea ligand exhibits marked conformational polymorphism, with the balance in conformer preference tipped by metallosupramolecular cluster assembly.
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A simple route to azaborinylphosphines: isoelectronic B-N analogues of arylphosphine ligands

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1432-1434
DOI: 10.1039/C3CC49000A, CommunicationJonathan A. Bailey, Mairi F. Haddow, Paul G. Pringle
Azaborinylphosphines are readily prepared by the reaction of silylphosphines with a chloroborane under mild conditions; they are shown to contain P-B bonds that are sufficiently robust to allow these ligands to be used in homogeneous catalysis.
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Aqueous phase hydrogenation of levulinic acid to 1,4-pentanediol

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1414-1416
DOI: 10.1039/C3CC48236G, CommunicationMengxia Li, Guangyi Li, Ning Li, Aiqin Wang, Wenjun Dong, Xiaodong Wang, Yu Cong
Mo modified Rh/SiO2 was first found to be an effective catalyst for the aqueous-phase hydrogenation of levulinic acid to 1,4-pentanediol.
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Highly durable colour/emission switching of fluorescein in a thin film device using "electro-acid/base" as in situ stimuli

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1420-1422
DOI: 10.1039/C3CC44924F, CommunicationYu-Mo Zhang, Wen Li, Xiaojun Wang, Bing Yang, Minjie Li, Sean Xiao-An Zhang
The radical ion of p-benzoquinone was introduced as a new source of in situ base for colour/emission switching of fluorescein in thin film devices with excellent switchability and reversibility.
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Synergetic plasmonic effect of Al and Au nanoparticles for efficiency enhancement of air processed organic photovoltaic devices

15 January, 2014 - 17:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C3CC49004A, CommunicationGeorge Kakavelakis, Emmanuel Stratakis, Emmanuel Kymakis
Small diameter Au NPs and large diameter Al NPs are dispersed into the photoactive layer of OPVs in order to synergistically contribute to optical absorption enhancement by plasmonic and scattering effects respectively.
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Metal-metal multiple bonding in C3-symmetric bimetallic complexes of the first row transition metals

15 January, 2014 - 17:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C3CC47537A, Feature ArticleJeremy P. Krogman, Christine M. Thomas
Recent achievements in the area of metal-metal multiple bonding are highlighted using C3-symmetric systems as a model to better understand the fundamental aspects of multiple bonds featuring first row transition metals.
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Photocatalytic CO2 reduction using a Mn complex as a catalyst

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1491-1493
DOI: 10.1039/C3CC48122K, CommunicationHiroyuki Takeda, Hiroki Koizumi, Kouhei Okamoto, Osamu Ishitani
Photocatalytic systems using a Mn(I) complex as a precursor of a catalyst efficiently reduced CO2 to formic acid.
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Porous perovskite CaMnO3 as an electrocatalyst for rechargeable Li-O2 batteries

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1497-1499
DOI: 10.1039/C3CC48207C, CommunicationXiaopeng Han, Yuxiang Hu, Jingang Yang, Fangyi Cheng, Jun Chen
We report a facile synthesis method of preparing interconnected porous CaMnO3 nanostructures and their utilization as new cathode catalysts in rechargeable lithium-oxygen (Li-O2) batteries.
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A new gold-catalysed azidation of allenes

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1494-1496
DOI: 10.1039/C3CC48017H, CommunicationCesar Hurtado-Rodrigo, Stefanie Hoehne, Maria Paz Munoz
A new gold-catalysed azidation reaction of allenes is presented as a highly modular approach for the synthesis of allyl derivatives containing nitrogen.
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Hydrazine detection in the gas state and aqueous solution based on the Gabriel mechanism and its imaging in living cells

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1485-1487
DOI: 10.1039/C3CC48304E, CommunicationLei Cui, Zhixing Peng, Chunfei Ji, Junhai Huang, Dongting Huang, Jie Ma, Shuping Zhang, Xuhong Qian, Yufang Xu
A new fluorescence probe based on the Gabriel mechanism was designed and applied for hydrazine detection in solution and the gas state with high speed and selectivity.
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Ultrasensitive detection of thrombin using surface plasmon resonance and quartz crystal microbalance sensors by aptamer-based rolling circle amplification and nanoparticle signal enhancement

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1481-1484
DOI: 10.1039/C3CC48223E, CommunicationPeng He, Lijun Liu, Wenping Qiao, Shusheng Zhang
The SPR and QCM aptasensors combined with RCA, AuNP enhancement, and sandwich assay format have been applied to detect the human [small alpha]-thrombin for the first time.
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Carbon nanofibres from fructose using a light-driven high-temperature spinning disc processor

15 January, 2014 - 17:17

Chem. Commun., 2014, 50,1478-1480
DOI: 10.1039/C3CC47354F, CommunicationHai-bo Lu, Ramiz A. Boulos, Benjamin C. Y. Chan, Christopher T. Gibson, Xiaolin Wang, Colin L. Raston, Hui Tong Chua
A high flux bright light-driven high temperature spinning disc processor affords carbon nanofibres within minutes and with controlled length.
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