Dalton Transactions

Syndicate content RSC - Dalton Trans. latest articles
RSC - Dalton Trans. latest articles
Updated: 11 hours 43 min ago

Annealing effects on the properties of BFe2As2 (B = Ca, Sr, Ba) superconducting parents

11 June, 2014 - 10:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01068J, PaperBayrammurad Saparov, Athena S. Sefat
Thermal annealing results in [similar]6 K shifts in the structural and magnetic transition temperatures of BaFe2As2 and SrFe2As2.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Structural and thermodynamic similarities of phases in the Li-Tt (Tt = Si, Ge) systems: redetermination of the lithium-rich side of the Li-Ge phase diagram and crystal structures of Li17Si4.0-xGex for x = 2.3, 3.1, 3.5, and 4 as well as Li4.1Ge

11 June, 2014 - 10:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00743C, PaperMichael Zeilinger, Thomas F. Fassler
Li17Ge4 was established as the lithium-richest and Li4.10Ge as a high-temperature phase in the revised Li-rich section of the Li-Ge phase diagram (>79 at% Li).
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Adsorption dominant catalytic activity of a carbon dots stabilized gold nanoparticles system

11 June, 2014 - 10:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00630E, PaperRuihua Liu, Juan Liu, Weiqian Kong, Hui Huang, Xiao Han, Xing Zhang, Yang Liu, Zhenhui Kang
Carbon dots with abundant functional groups (-OH, -COOH, C[double bond, length as m-dash]O) on their surface were specially designed to enhance the adsorption capacity and the catalytic activity of AuNPs.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry

Wide phase boundary zone, piezoelectric properties, and stability in 0.97(K0.4Na0.6)(Nb1-xSbx)O3-0.03Bi0.5Li0.5ZrO3 lead-free ceramics

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9419-9426
DOI: 10.1039/C4DT00768A, CommunicationTing Zheng, Jiagang Wu, Xiaojing Cheng, Xiaopeng Wang, Binyu Zhang, Dingquan Xiao, Jianguo Zhu, Xiaojie Lou
The R-T phase boundary was attained in 0.97(K0.4Na0.6)(Nb1-xSbx)O3-0.03Bi0.5Li0.5ZrO3 ceramics with a wide composition range of 0.035 [less-than-or-equal] x [less-than-or-equal] 0.08, and a giant d33 of 380-405 pC N-1 was observed.
The content of this RSS Feed (c) The Royal Society of Chemistry

Cross-relaxation induced tunable emissions from the Tm3+/Er3+/Eu3+ ions activated BaGd2O4 nanoneedles

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9766-9776
DOI: 10.1039/C4DT00656A, PaperG. Seeta Rama Raju, E. Pavitra, Jae Su Yu
A novel combination of rare-earth ions activated BaGd2O4 unveiled tunable emissions owing to its dominant cross-relaxation rather than the energy transfer process.
The content of this RSS Feed (c) The Royal Society of Chemistry

[NiFe] hydrogenases: how close do structural and functional mimics approach the active site?

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9392-9405
DOI: 10.1039/C4DT00539B, PerspectiveOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Sandeep Kaur-Ghumaan, Matthias Stein
Biomimetic and bioinspired analogues of the hydrogen activating enzyme are currently facing a divergence in terms of structure and function.
The content of this RSS Feed (c) The Royal Society of Chemistry

Reversible cargo shipping between orthogonal stations of a nanoscaffold upon redox input

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9438-9447
DOI: 10.1039/C4DT00849A, PaperSoumen K. Samanta, Anup Rana, Michael Schmittel
Electrochemical oxidation-reduction prompted the cargo, i.e. a copper(I) phenanthroline, to be shipped reversibly on a subsecond time scale between the two different stations of nanoscaffold 2.
The content of this RSS Feed (c) The Royal Society of Chemistry

45Sc NMR spectroscopy and first-principles calculation on the symmetry of ScO6 polyhedra in BaO-Sc2O3-based oxides

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9714-9721
DOI: 10.1039/C4DT00426D, PaperItaru Oikawa, Hitoshi Takamura
The correlation between the local structure and the electric-field gradient at the Sc site in ScO6 polyhedra in Sc2O3, Ba3Sc4O9 and BaSc2O4 was investigated by means of 45Sc NMR spectroscopy and DFT calculations.
The content of this RSS Feed (c) The Royal Society of Chemistry

Unveiling the mechanism of selective gate-driven diffusion of CO2 over N2 in MFU-4 metal-organic framework

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9612-9619
DOI: 10.1039/C4DT00365A, PaperGerman Sastre, Johan van den Bergh, Freek Kapteijn, Dmytro Denysenko, Dirk Volkmer
Schematic view of the pore system of MFU-4. Two small pores, formed by chlorine ligands in cubic shape, are highlighted. Left: CO2 molecule in a small pore. Right: N2 molecule in a small pore.
The content of this RSS Feed (c) The Royal Society of Chemistry

A computational study of ligand binding affinities in iron(III) porphine and protoporphyrin IX complexes

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9754-9765
DOI: 10.1039/C4DT01103A, PaperOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Marcus C. Durrant
In the context of antimalarial drug development, density functional theory has been used to model the interactions between a diverse set of 31 small ligands and the iron(III) centre of ferriprotoporphyrin IX, as well as key events in the crystallization of this molecule by the malaria parasite.
The content of this RSS Feed (c) The Royal Society of Chemistry

Construction of covalent- and hydrogen-bonded assemblies from 1[prime or minute],1[prime or minute][prime or minute][prime or minute]-biferrocenediboronic acid as a new organobimetallic building block

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9579-9585
DOI: 10.1039/C4DT00988F, PaperKeishiro Tahara, Tetsuhiro Akita, Shohei Katao, Ken Tokunaga, Jun-ichi Kikuchi
Covalent- and hydrogen-bonded assemblies were constructed from 1[prime or minute],1[prime or minute][prime or minute][prime or minute]-biferrocenediboronic acid as a new organobimetallic building block.
The content of this RSS Feed (c) The Royal Society of Chemistry

High pressure polymorphism of [small beta]-TaON

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9647-9654
DOI: 10.1039/C4DT00805G, PaperK. Woodhead, S. Pascarelli, A. L. Hector, R. Briggs, N. Alderman, P. F. McMillan
The high pressure behavior of TaON was studied using a combination of Raman scattering, synchrotron X-ray diffraction, and X-ray absorption spectroscopy in diamond anvil cells to 70 GPa at ambient temperature to reveal evidence for a new structural transformation near 30 GPa.
The content of this RSS Feed (c) The Royal Society of Chemistry

Homoleptic and heteroleptic Au(I) complexes containing the new [Co5C(CO)12]- cluster as ligand

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9633-9646
DOI: 10.1039/C4DT00854E, PaperMarco Bortoluzzi, Iacopo Ciabatti, Cristina Femoni, Tiziana Funaioli, Mohammad Hayatifar, Maria Carmela Iapalucci, Giuliano Longoni, Stefano Zacchini
Homoleptic and heteroleptic Au(I) complexes containing the unprecedented [Co5C(CO)12]- carbide-cluster as ligand have been prepared, and fully characterised via X-ray crystallography, electrochemical and spectroelectrochemical methods.
The content of this RSS Feed (c) The Royal Society of Chemistry

Solid solubility of rare earth elements (Nd, Eu, Tb) in In2-xSnxO3 - effect on electrical conductivity and optical properties

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9620-9632
DOI: 10.1039/C4DT00850B, PaperT. O. L. Sunde, M. Lindgren, T. O. Mason, M.-A. Einarsrud, T. Grande
Wide band-gap semiconductors doped with luminescent rare earth elements (REEs) have attracted recent interest due to their unique optical properties.
The content of this RSS Feed (c) The Royal Society of Chemistry

Soft diphosphine and diarsine complexes of niobium(V) and tantalum(V) fluorides: synthesis, properties, structures and comparisons with the corresponding chlorides

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9557-9566
DOI: 10.1039/C4DT01029A, PaperWilliam Levason, Mark. E. Light, Gillian Reid, Wenjian Zhang
Rare eight-coordinate cations [MF4(diphosphine)2]+ and [MF4(diarsine)2]+ (M = Nb or Ta) formed from reaction of the hard Lewis acids MF5 and soft neutral Group 15 donor ligands are described.
The content of this RSS Feed (c) The Royal Society of Chemistry

Kinetics of the autoxidation of sulfur(IV) co-catalyzed by peroxodisulfate and silver(I) ions

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9596-9603
DOI: 10.1039/C4DT00900B, PaperEva Doka, Gabor Lente, Istvan Fabian
A radical chain reaction interprets the simultaneous catalytic effect of silver(I) and peroxodisulfate ions on the aqueous autoxidation of sulfur(IV).
The content of this RSS Feed (c) The Royal Society of Chemistry

Synthesis and structural characterization of amido scorpionate rare earth metals complexes

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9586-9595
DOI: 10.1039/C4DT00770K, PaperIsabel Marquez-Segovia, Agustin Lara-Sanchez, Antonio Otero, Juan Fernandez-Baeza, Jose Antonio Castro-Osma, Luis F. Sanchez-Barba, Ana M. Rodriguez
The reactivity of amide rare earth complexes with scorpionate/cyclopentadienyl proligands is dictated by the radius of the metal centre.
The content of this RSS Feed (c) The Royal Society of Chemistry

Self-assembly of a family of suprametallomacrocycles: revisiting an o-carborane bisterpyridyl building block

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9604-9611
DOI: 10.1039/C4DT00989D, PaperJames M. Ludlow III, Masato Tominaga, Yoshiki Chujo, Anthony Schultz, Xiaocun Lu, Tingzheng Xie, Kai Guo, Charles N. Moorefield, Chrys Wesdemiotis, George R. Newkome
Reaction of an o-carborane-based, bisterpyridyl building block with a labile metal gives mixtures of the enthalpically and entropically favored ring architectures.
The content of this RSS Feed (c) The Royal Society of Chemistry

Redox and acid-base properties of asymmetric non-heme (hydr)oxo-bridged diiron complexes

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9740-9753
DOI: 10.1039/C4DT00047A, PaperAnna Jozwiuk, Audrey L. Ingram, Douglas R. Powell, Boujemaa Moubaraki, Nicholas F. Chilton, Keith S. Murray, Robert P. Houser
[(FeL)2([small mu ]-OH)]+, [(FeL)2([small mu ]-O)] and [(FeLNO2)2([small mu ]-OH)]+, were synthesized and characterized. Electrochemical and chemical reduction of [(FeL)2([small mu ]-OH)]BPh4 revealed disproportionation followed by proton transfer, and [(FeL)2([small mu ]-O)] was formed upon exposure to oxygen.
The content of this RSS Feed (c) The Royal Society of Chemistry

A benzimidazole functionalised DO3A chelator showing pH switchable coordination modes with lanthanide ions

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9567-9578
DOI: 10.1039/C4DT00519H, PaperChristopher M. Fisher, Euan Fuller, Benjamin P. Burke, Vijetha Mogilireddy, Simon J. A. Pope, Amanda E. Sparke, Isabelle Dechamps-Olivier, Cyril Cadiou, Francoise Chuburu, Stephen Faulkner, Stephen J. Archibald
Lanthanide(III) complexes have been studied using potentiometric, NMR and photophysical measurements.
The content of this RSS Feed (c) The Royal Society of Chemistry

WebElements: the periodic table on the WWW [http://www.webelements.com/]

Copyright 1993-2011 Mark Winter [The University of Sheffield and WebElements Ltd, UK]. All rights reserved.