Dalton Transactions

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The role of hydroxo-bridged dinuclear species and the influence of "innocent" buffers in the reactivity of cis-[CoIII(cyclen)(H2O)2]3+ and [CoIII(tren)(H2O)2]3+ complexes with biologically relevant ligands at physiological pH

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,11048-11058
DOI: 10.1039/C4DT01003E, PaperManuel G. Basallote, Manuel Martinez, Marta Vazquez
The study of the reaction of cis-[Co(cyclen)(H2O)2]3+ and [Co(tren)(H2O)2]3+ with chlorides, inorganic phosphate and 5[prime or minute]-CMP2- has been pursued at physiological pH.
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Bismuth induced enhanced green emission from terbium ions and their complex in thin films

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,11014-11018
DOI: 10.1039/C4DT00880D, PaperGagandeep Kaur, Brijesh Kumar, R. K. Verma, S. B. Rai
Bismuth nanoparticles (NPs) have been prepared by the pulsed laser ablation technique using the third harmonics of a Nd-YAG laser.
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Formation of a dihydroborole by catalytic isomerization of a divinylborane

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10794-10800
DOI: 10.1039/C4DT01423E, PaperRaul A. Adler Yanez, Gerald Kehr, Constantin G. Daniliuc, Birgitta Schirmer, Gerhard Erker
A divinylborane can be isomerized catalytically to the respective dihydroborole by treatment with Piers' borane.
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Magnetic relaxation versus 3D long-range ordering in {Dy2Ba([small alpha]-fur)8}n furoate polymers

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10999-11013
DOI: 10.1039/C4DT00538D, PaperE. Bartolome, J. Bartolome, S. Melnic, D. Prodius, S. Shova, A. Arauzo, J. Luzon, L. Badia-Romano, F. Luis, C. Turta
The new complex {Dy2Ba([small alpha]-fur)8}n has been synthesized, structurally characterized, and magnetically investigated down to 85 mK, allowing us to observe field induced slow relaxation behavior and 3D long-range ordering at TN = 0.25 K.
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Tunable white-light emission from mixed lanthanide (Eu3+, Gd3+, Tb3+) coordination polymers derived from 4-(dipyridin-2-yl)aminobenzoate

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10940-10946
DOI: 10.1039/C4DT00871E, PaperA. R. Ramya, Sunil Varughese, M. L. P. Reddy
A novel approach was developed for the generation of white-light emission from isostructural mixed Ln3+-4-(dipyridin-2-yl)aminobenzoate coordination polymers [Ln3+ = Eu3+ (1), Tb3+ (2), and Gd3+ (3)] by tuning the excitation wavelength.
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Phase transitions and interface phenomena in the cryogenic temperature domain of a niobate nanostructured ceramic

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10983-10998
DOI: 10.1039/C4DT00623B, PaperS. Lanfredi, C. Darie, F. S. Bellucci, C. V. Colin, M. A. L. Nobre
The SEM image of the KSr2Nb5O15 nanoceramic based on grains G1, G2 and G3 (90 to 500 nm) with the plot of the unit cell of KSr2Nb5O15 and the set of equivalent circuits representing the several interfaces of the nanostructured ceramic.
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Synthesis, structure, and peculiar green emission of NaBaBO3:Ce3+ phosphors

1 July, 2014 - 15:54

Dalton Trans., 2014, 43,10969-10976
DOI: 10.1039/C4DT00859F, PaperRuijin Yu, Shengliang Zhong, Na Xue, Hongjuan Li, Hailong Ma
Polycrystalline samples of Ce3+-doped NaBaBO3 (0.5-15 mol%) were prepared by the solid-phase synthesis.
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Manganese-mefenamic acid complexes exhibit high lipoxygenase inhibitory activity

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10930-10939
DOI: 10.1039/C4DT01111B, PaperJie Feng, Xin Du, Hui Liu, Xin Sui, Chen Zhang, Yun Tang, Jingyan Zhang
The coordination of non-steroidal anti-inflammatory drugs (NSAIDs) to metal ions could improve the pharmaceutical efficacy of NSAIDs due to the unique characteristics of metal complexes.
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Synthesis, structural and photo-physical studies of bismuth(III) complexes with Janus scorpionate and co-ligands

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10956-10968
DOI: 10.1039/C4DT00668B, PaperMuhammad Imran, Andreas Mix, Beate Neumann, Hans-Georg Stammler, Uwe Monkowius, Petra Bleckenwegner, Norbert W. Mitzel
Mixed bismuth complexes exhibiting unprecedented (B)HBi interactions and interesting photophysical behaviour are reported.
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Uranyl-oxo coordination directed by non-covalent interactions

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10844-10851
DOI: 10.1039/C4DT00763H, PaperAndrew J. Lewis, Haolin Yin, Patrick J. Carroll, Eric J. Schelter
Directed coordination of weakly Lewis acidic K+ ions to weakly Lewis basic uranyl oxo ligands is accomplished through non-covalent cation-[small pi] and cation-F interactions for the first time.
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Di-, tri- and tetranuclear molecular vanadium phosphonates: a chloride encapsulated tetranuclear bowl

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10898-10909
DOI: 10.1039/C4DT00720D, PaperDipankar Sahoo, Ramakirushnan Suriyanarayanan, Vadapalli Chandrasekhar
Synthesis and characterization of three dinuclear, two dinuclear and one tetranuclear vanadium phosphonates is being reported. These include a chloride encapsulated tetranuclear bowl-shaped complex.
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Highly fluorescent complexes with 3-isocyanoperylene and N-(2,5-di-tert-butylphenyl)-9-isocyano-perylene-3,4-dicarboximide

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10885-10897
DOI: 10.1039/C4DT01016G, PaperS. Lentijo, J. E. Exposito, G. Aullon, J. A. Miguel, P. Espinet
Perylenyl isocyanide metal complexes exhibit a high perylene based fluorescence modified by weak electronic interaction of the metal and the perylene orbitals.
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Hysteretic adsorption of CO2 onto a Cu2(pzdc)2(bpy) porous coordination polymer and concomitant framework distortion

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10877-10884
DOI: 10.1039/C4DT00878B, PaperKarina Riascos-Rodriguez, Aaron J. Schroeder, Michael R. Arend, Paul G. Evans, Arturo J. Hernandez-Maldonado
This study describes the effect of high pressure hysteric CO2 adsorption on the long-range structure of a (Cu2(pzdc)2(bpy) [pzdc = pyrazine-2,3-dicarboxylate, bpy = 4,4[prime or minute]-bipyridine]) via in situ diffraction at 25 [degree]C.
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Metal ions and solvents ratio co-regulate four new magnetic coordination polymers based upon an unsymmetric tricarboxylate acid ligand

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10947-10955
DOI: 10.1039/C4DT00995A, PaperYuan-Pu Li, Ying Chai, Guo-Ping Yang, Hui-Hui Miao, Lin Cui, Yao-Yu Wang, Qi-Zhen Shi
Four new coordination polymers were synthesized based on the rigid linear tricarboxylate under solvothermal conditions. The conformation and the suitable properties were studied during the investigations.
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Differences in the cyclometalation reactivity of bisphosphinimine-supported organo-rare earth complexes

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10739-10750
DOI: 10.1039/C4DT00863D, PaperMatthew T. Zamora, Kevin R. D. Johnson, Mikko M. Hanninen, Paul G. Hayes
A novel yttrium complex [LnY(CH2SiMe3)2] is resistant to cyclometalation, while samarium variants undergo C-H activation, forming unique cyclometalated motifs.
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Preparation of Pt-Tl clusters showing new geometries. X-ray, NMR and luminescence studies

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10828-10843
DOI: 10.1039/C4DT00536H, PaperUrsula Belio, Sara Fuertes, Antonio Martin
Pt(II)-Tl(I) clusters with new triangular geometries have been prepared and characterized. The Pt-Tl distances are among the shortest reported so far, indicating a fairly strong metal-metal bond that remains in solution (NMR).
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Nanostructured manganese oxide/carbon nanotubes, graphene and graphene oxide as water-oxidizing composites in artificial photosynthesis

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10866-10876
DOI: 10.1039/C4DT01295J, PaperMohammad Mahdi Najafpour, Fahime Rahimi, Maryam Fathollahzadeh, Behzad Haghighi, Malgorzata Holynska, Tatsuya Tomo, Suleyman I. Allakhverdiev
Nano-sized Mn oxide/carbon nanostructures as water-oxidizing catalyts are reported.
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Hysteretic behaviour in a vacuum deposited submonolayer of single ion magnets

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10686-10689
DOI: 10.1039/C4DT01005A, CommunicationDavid Klar, Andrea Candini, Loic Joly, Svetlana Klyatskaya, Bernhard Krumme, Philippe Ohresser, Jean-Paul Kappler, Mario Ruben, Heiko Wende
Remanent magnetization of bis(phthalocyaninato) lanthanide complexes sublimated on highly ordered pyrolytic graphite detected by X-ray absorption spectroscopy.
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The role of Bi vacancies in the electrical conduction of BiFeO3: a first-principles approach

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10787-10793
DOI: 10.1039/C4DT00468J, PaperQiang Xu, Mushtaq Sobhan, Qian Yang, Franklin Anariba, Khuong Phuong Ong, Ping Wu
The charge compensation of Bi vacancies is the dominant factor controlling the current leakage.
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Tuning coordination modes of pyridine/thioether Schiff base (NNS) ligands to mononuclear manganese carbonyls

29 June, 2014 - 15:17

Dalton Trans., 2014, 43,10725-10738
DOI: 10.1039/C4DT00600C, PaperSimone E. A. Lumsden, Gummadi Durgaprasad, Keren A. Thomas Muthiah, Michael J. Rose
Manganese carbonyls are ligated by pyridine/thioether Schiff base (NNS) ligands. Coordination of the thioether-S donor to the Mn(I) center is determined by subtle steric changes at the ligand periphery.
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