Dalton Transactions

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Polycatenar pyrazole and pyrazolate ligands as building blocks of new columnar Pd(II) metallomesogens

15 April, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00369A, PaperCristian Cuerva, Jose Antonio Campo, Paloma Ovejero, M. Rosario Torres, mercedes cano
Dicatenar pyridine-functionalised pyrazole ligands [HpzR(n,n)py] (R(n,n) = C6H3(OCnH2n+1)2, n = 4, 6, 8, 10, 12, 14, 16, 18) have been strategically synthesised to be used as new building blocks for...
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Towards a comprehensive understanding of the chemical vapor deposition of titanium nitride using Ti(NMe2)4: a density functional theory approach

15 April, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00690A, PaperKaushik Sen, Tahamida Banu, Tanay Debnath, Deepanwita Ghosh, Abhijit K Das
A gas phase mechanistic investigation of the chemical vapor deposition (CVD) of titanium nitride (TiN) from the decomposition of Ti(NMe2)4, tetrakis(dimethylamido)titanium (TDMAT) as a single source precursor as well as...
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A DFT study of ruthenium pincer carboxylate complexes as potential catalysts for the direct carboxylation of arenes with CO2 - meridional versus facial coordination

15 April, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00294F, PaperS. D. Stoychev, C. M. Conifer, A. Uhe, M. Holscher, Walter Leitner
The potential catalytic activity of ruthenium pincer benzoate complexes as [Ru(PNP)(PhCOO)2] I depends crucially on the fac/mer-isomerism of such complexes.
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Zeolite films as building blocks for antireflective coatings and vapor responsive Bragg stacks

15 April, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00711E, PaperTsvetanka Babeva, Hussein Awala, Marina Vasileva, Jaafar El Fallah, Katerina Lazarova, Sebastien Thomas, svetlana mintova
Zeolite films (LTL, BEA and MFI) are prepared with a thickness in the range 50-170 nm through multistep spin-on deposition method. The optical properties of the zeolite films including refractive...
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Tuning of the ground state in electron doped anthracene

15 April, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00071D, PaperSatoshi Heguri, Quynh T.N. Phan, Yoichi Tanabe, Hidekazu Shimotani, Takehito Nakano, Yasuo Nozue, Katsumi Tanigaki
High quality bulk samples of anthracene (AN) doped with potassium (K) of 1:1 and 2:1 stoichiometries were successfully prepared by a method including a solid-state mechanical diffusion process at room...
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Bis(2-quinolylmethyl)ethylenediaminediacetic acids (BQENDAs), TQEN-EDTA hybrid molecules as fluorescent zinc sensors

15 April, 2014 - 20:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00261J, PaperY Mikata, Saaya Takeuchi, Hideo Konno, Satoshi Iwatsuki, Sakiko Akaji, Ikuko Hamagami, Masato Aoyama, Keiko Yasuda, Satoshi Tamotsu, Shawn Burdette
Molecular hybrids of TQEN (N,N,N',N'-tetrakis(2-quinolylmethyl)ethylenediamine) and EDTA (ethylenediamine-N,N,N',N'-tetraacetic acid) were examined as fluorescent zinc sensors. Upon addition of Zn2+, N,N-BQENDA (N,N-bis(2-quinolylmethyl)ethylenediamine-N',N'-diacetic acid, 1a) exhibits a 30-fold emission enhancement at 456...
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Charting the mechanism and reactivity of zirconium oxalate with hydroxamate ligands using density functional theory: implications in new chelate design

15 April, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00733F, PaperJason P. Holland, Neil Vasdev
DFT studies on Zr-oxalate reactivity with hydroxamic acids reveals new insight into the mechanism and coordination requirements of 89Zr4+ ions.
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The chemistry and applications of multimetallic salen complexes

15 April, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00591K, PerspectiveRyan M. Clarke, Tim Storr
The use of multimetallic salen complexes in a number of fields from materials chemistry to catalysis is discussed.
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The interaction of carboxylic acids with aluminium oxides: journeying from a basic understanding of alumina nanoparticles to water treatment for industrial and humanitarian applications

15 April, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00504J, PerspectiveAndrew R. Barron
The link between carboxylic acid functionalized alumina nanoparticles and controlling the surface properties of alumina is presented with the development of materials for the purification of frac water from oil well production as well as drinking water in underdeveloped regions.
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Synthesis and structure of a ferric complex of 2,6-di(1H-pyrazol-3-yl)pyridine and its excellent performance in the redox-controlled living ring-opening polymerization of [varepsilon]-caprolactone

15 April, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00475B, PaperYang-Yang Fang, Wei-Jie Gong, Xiu-Juan Shang, Hong-Xi Li, Jun Gao, Jian-Ping Lang
One mononuclear Fe(III) complex was prepared from FeCl3 with 2,6-di(1H-pyrazol-3-yl)pyridine and its catalyzing redox-controlled living ROP of [varepsilon]-caprolactone was investigated.
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A naphthalimide-based bifunctional fluorescent probe for the differential detection of Hg2+ and Cu2+ in aqueous solution

15 April, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00014E, PaperChang-Bo Huang, Hao-Ran Li, Yuanyuan Luo, Lin Xu
A bifunctional fluorescent probe NPM exhibiting highly selective fluorescence turn-on for Hg2+ and turn-off for Cu2+ was synthesized.
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Electronic and phonon transport in Sb-doped Ti0.1Zr0.9Ni1+xSn0.975Sb0.025 nanocomposites

15 April, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00430B, PaperYuanfeng Liu, Alexander Page, Pranati Sahoo, Hang Chi, Ctirad Uher, Pierre F. P. Poudeu
Coherent full-Heusler nanoinclusions embedded in a heavily-doped half-Heusler matrix induced a large reduction in the thermal conductivity with constant power factor.
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Limiting nuclearity in formation of polynuclear metal complexes through [2 + 3] cycloaddition: synthesis and magnetic properties of tri- and pentanuclear metal complexes

15 April, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00378K, PaperManideepa Saha, Rajendar Nasani, Mriganka Das, Arup Mahata, Biswarup Pathak, Shaikh M. Mobin, Luca M. Carrella, Eva Rentschler, Suman Mukhopadhyay
The cycloaddition reaction between [Ni(L)(N3)] and different organonitriles afforded tetrazolate bridged tri- and pentanuclear nickel(II) complexes.
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Lanthanoid containing phosphotungstates: the syntheses, crystal structure, electrochemistry, photoluminescence and magnetic properties

15 April, 2014 - 20:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00260A, PaperRakesh Gupta, Mukesh Kumar Saini, Floriant Doungmene, Pedro de Oliveira, Firasat Hussain
A series of Peacock and Weakley type dimers was synthesized in a one pot reaction with high yield using ligand [P2W19O69(H2O)]14-. All nano clusters were structurally characterized by various analytical techniques.
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Synthesis of Size and Magnetic Properties Controllable MnFe2O4 Nanoparticles with Versatile Surface Functionalities

13 April, 2014 - 20:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00089G, PaperBateer Buhe, Chungui Tian, Yang Qu, Shichao Du, Ying Yang, Zhiyu Ren, Kai Pan, honggang Fu
Size controllable MnFe2O4 superparamagnetic nanoparticles (NPs) were prepared by solvothermal method using low-cost metal oleate as the source. The particle size, chemical composition and magnetic properties were investigated. The MnFe2O4...
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Ga[NO2A-N-([small alpha]-amino)propionate] chelates: synthesis and evaluation as potential tracers for 68Ga PET

13 April, 2014 - 20:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00386A, PaperMiguel F. Ferreira, Goretti Pereira, Joao P. Andre, M. I. M. Prata, Paula M. T. Ferreira, Jose A. Martins, Carlos F. G. C. Geraldes
A reversible pH-trigged N3O3[leftrightarrows]N4O2 coordination isomerism was demonstrated for the Ga[NO2A-N-([small alpha]-amino)propionate] chelate in the pH range 4-6.
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Targeting Cytotoxicity and Tubulin Polymerization by Metal-Carbene Complexes on a Purine Tautomer Platform

13 April, 2014 - 20:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00529E, CommunicationShruti Khanna, Batakrishna Jana, Abhijit Saha, Prashant Kurkute, Surajit Ghosh, Sandeep Verma
This article describes synthesis, structural investigations and tubulin binding of purine rare imino-tautomer based Ag(I) and Hg(II)-carbene complexes. These complexes exhibit cytotoxicity through tubulin interaction by binding to a site...
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Density Functional Theory Investigations of the Trivalent Lanthanides and Actinides Extraction Complexes with Diglycolamides

13 April, 2014 - 20:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00032C, PaperCongzhi Wang, Jianhui Lan, Qunyan Wu, Yuliang Zhao, Xiang-Ke Wang, Zhifang Chai, Weiqun Shi
At present, designing novel ligands for efficient actinide extraction in spent nuclear fuel reprocessing is extremely challenging due to the complicated chemical behaviors of actinides, the similar chemical properties of...
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Insulator-half metal transition driven by hole doping: A density functional study of Sr-doped La2VMnO6

13 April, 2014 - 20:17
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00207E, PaperNingning Zu, Jing Wang, Ying Wang, Zhijian Wu
La2VMnO6 is an insulating ferrimagnet experimentally. By substituting La with Sr, La2-xSrxVMnO6 (x=0.5, 1.0, 1.5, 2.0) was investigated by using the density functional theory. Our results indicated that half metallic...
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Reductive functionalization of a rhodium(III)-methyl bond by electronic modification of the supporting ligand

13 April, 2014 - 20:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00234B, PaperMatthew E. O'Reilly, Dale R. Pahls, Joanna R. Webb, Nicholas C. Boaz, Subhojit Majumdar, Carl D. Hoff, John T. Groves, Thomas R. Cundari, T. Brent Gunnoe
Electronic control by the ancillary ligand allows reductive functionalization of a Rh-Me bond to form MeCl and CF3CO2Me, a key step for electrophilic methane functionalization.
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