Dalton Transactions

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Synthesis and structural characterization of Al-containing interlayer-expanded-MWW zeolite with high catalytic performance

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10584-10592
DOI: 10.1039/C4DT00352G, PaperToshiyuki Yokoi, Shun Mizuno, Hiroyuki Imai, Takashi Tatsumi
Al-IEZ-MWW was successfully prepared via the interlayer-silylation in an aqueous solution of ammonium salt instead of HNO3.
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Swelling and pillaring of the layered precursor IPC-1P: tiny details determine everything

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10548-10557
DOI: 10.1039/C4DT00165F, PaperMariya Shamzhy, Michal Mazur, Maksym Opanasenko, Wieslaw J. Roth, Jiri Cejka
Tuning of interlayer expansion and textural properties of pillared materials by varying the type of surfactant and swelling conditions is shown.
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Theoretical investigation of layered zeolites with MWW topology: MCM-22P vs. MCM-56

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10443-10450
DOI: 10.1039/C4DT00414K, PaperM. Polozij, Ho Viet Thang, M. Rubes, P. Eliasova, J. Cejka, P. Nachtigall
The structure of MCM-22P and MCM-56 layered zeolites is proposed based on DFT calculations and powder pattern simulations.
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Preparation of layered double hydroxide/chlorophyll a hybrid nano-antennae: a key step

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10521-10528
DOI: 10.1039/C4DT00113C, PaperAlicia E. Sommer Marquez, Dan A. Lerner, Geolar Fetter, Pedro Bosch, Didier Tichit, Eduardo Palomares
From spinach to photonic nano-antennae: new chlorophyll a/layered double hydroxide hybrids.
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Visible-light driven H2 production utilizing iridium and rhodium complexes intercalated into a zirconium phosphate layered matrix

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10541-10547
DOI: 10.1039/C3DT53110D, PaperKohsuke Mori, Junya Aoyama, Masayoshi Kawashima, Hiromi Yamashita
The intercalation of Ir and Rh complexes within an interlayer of ZrP enables H2 production without an electron relay.
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High acidity unilamellar zeolite MCM-56 and its pillared and delaminated derivatives

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10501-10511
DOI: 10.1039/C4DT00130C, PaperBarbara Gil, Waclaw Makowski, Bartosz Marszalek, Wieslaw J. Roth, Martin Kubu, Jiri Cejka, Zbigniew Olejniczak
The unilamellar form of zeolite MWW, MCM-56, which is obtained by direct hydrothermal synthesis has been studied with regard to acidity and porosity in its original and post-synthesis modified pillared and delaminated forms.
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Structural diversity of lamellar zeolite Nu-6(1)-postsynthesis of delaminated analogues

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10492-10500
DOI: 10.1039/C4DT00120F, PaperHao Xu, Lili Jia, Haihong Wu, Boting Yang, Peng Wu
Interlayer deconstruction and reconstruction took place alternately when treating Nu-6(1) zeolite, the lamellar precursor of NSI topology, with HCl-EtOH solution.
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Synthesis and characterisation of a new anion exchangeable layered hydroxyiodide

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10451-10455
DOI: 10.1039/C4DT00123K, PaperFaye Y. Southworth, Claire Wilson, Simon J. Coles, Andrew M. Fogg
A new anion exchangeable lanthanide hydroxyiodide has been synthesised, structurally characterised and its anion exchange chemistry investigated.
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Functionalized mesoporous solids based on magadiite and [Al]-magadiite

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10471-10483
DOI: 10.1039/C3DT53571A, PaperHipassia M. Moura, Heloise O. Pastore
Novel hybrid mesoporous and functionalized materials with controllable surface area and pore dimensions, displayng functional basic sites (-NH2), were synthesized from magadiite and [Al]-magadiite as layered silicate precursors.
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Electrochemical performance of cobalt hydroxide nanosheets formed by the delamination of layered cobalt hydroxide in water

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10484-10491
DOI: 10.1039/C4DT00141A, PaperB. Schneiderova, J. Demel, J. Plestil, H. Tarabkova, J. Bohuslav, K. Lang
Ultrathin electrodes exhibiting durability and fast charge transfer kinetics were prepared from aqueous dispersions of cobalt hydroxide nanosheets.
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Dimensionality variations in new zirconium iodates: hydrothermal syntheses, structural determination, and characterization of BaZr(IO3)6 and K2Zr(IO3)6

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10456-10461
DOI: 10.1039/C4DT00008K, PaperHyun Sun Ahn, Dong Woo Lee, Kang Min Ok
While BaZr(IO3)6 reveals a unidimensional band structure, K2Zr(IO3)6 exhibits a zero-dimensional molecular geometry. The dimensionality variations are attributable to the flexible coordination numbers of Zr4+ cations with large ionic radii as well as the number of counter cations.
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Layered germanium tin antimony tellurides: element distribution, nanostructures and thermoelectric properties

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10529-10540
DOI: 10.1039/C4DT00336E, PaperOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Simon Welzmiller, Tobias Rosenthal, Pirmin Ganter, Lukas Neudert, Felix Fahrnbauer, Philipp Urban, Christian Stiewe, Johannes de Boor, Oliver Oeckler
Layered compounds containing Ge/Sb/Te show improved thermoelectric properties upon doping with Sn. The structures were refined using resonant X-ray diffraction; structure models were confirmed by TEM.
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Organization and intramolecular charge-transfer enhancement in tripodal tris[(pyridine-4-yl)phenyl]amine push-pull molecules by intercalation into layered materials bearing acidic functionalities

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10462-10470
DOI: 10.1039/C4DT00149D, PaperKlara Melanova, Daniel Cvejn, Filip Bures, Vitezslav Zima, Jan Svoboda, Ludvik Benes, Tomas Mikysek, Oldrich Pytela, Petr Knotek
Intercalation of tripodal molecules into zirconium phosphate and zirconium 4-sulfophenylphosphonate leads to their organization in a layered system of the hosts.
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Optimal topotactic conversion of layered octosilicate to RWR-type zeolite by separating the formation stages of interlayer condensation and elimination of organic guest molecules

23 June, 2014 - 13:54

Dalton Trans., 2014, 43,10392-10395
DOI: 10.1039/C3DT53533A, CommunicationYusuke Asakura, Shimon Osada, Nami Hosaka, Taichi Terasawa, Kazuyuki Kuroda
Separation of two stages of interlayer condensation and elimination of organic guests provides optimal conditions for the formation of RWR-type zeolite.
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Excited state potential energy surfaces and their interactions in FeIV[double bond, length as m-dash]O active sites

17 June, 2014 - 12:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01366B, PerspectiveMartin Srnec, Shaun D. Wong, Edward I. Solomon
Excited states and their interactions in low-spin and high-spin non-heme ferryl active sites are probed by low-temperature magnetic circular dichroism spectroscopy providing mechanistic insight into enzymatic functions.
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Synthesis of di- and tetranuclear oxido-molybdenum(V) complexes containing p-toluenesulfonates as ligands: a joint spectroscopic, crystallographic and computational study

17 June, 2014 - 12:17

Dalton Trans., 2014, 43,10157-10163
DOI: 10.1039/C4DT00796D, PaperMarco Bortoluzzi, Mohammad Hayatifar, Fabio Marchetti, Guido Pampaloni, Stefano Zacchini
Molybdenum(V) compounds containing the Mo2O2Cl4([small mu ]-Cl)2 frame and a [small mu ]3-coordinated p-toluenesulfonate have been synthesized and analyzed by X-ray and DFT.
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Preparation of ansa-metallocenes for production of poly([small alpha]-olefin) lubricants

17 June, 2014 - 12:17

Dalton Trans., 2014, 43,10132-10138
DOI: 10.1039/C4DT00997E, PaperJi Hae Park, Young Eun Jang, Jong Yeob Jeon, Min Jeong Go, Junseong Lee, Sung Kwan Kim, Sang-Ick Lee, Bun Yeoul Lee
ansa-Zirconocenes were prepared, which showed high activity in 1-octene oligomerization with an oligomer distribution suitable for lubricant applications.
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Highly fluorinated hydrotris(indazolyl)borate calcium complexes: the structure and reactivity heavily depend on the ligand's electronic properties

17 June, 2014 - 12:17

Dalton Trans., 2014, 43,10114-10119
DOI: 10.1039/C4DT00884G, PaperNuria Romero, Laure Vendier, Chiara Dinoi, Michel Etienne
The coordination properties of two types of highly fluorinated tris(indazolyl)borates towards Ca2+ have been investigated.
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Introducing [Mn(CO)3(tpa-[small kappa]3N)]+ as a novel photoactivatable CO-releasing molecule with well-defined iCORM intermediates - synthesis, spectroscopy, and antibacterial activity

17 June, 2014 - 12:17

Dalton Trans., 2014, 43,9986-9997
DOI: 10.1039/C3DT51848E, PaperChristoph Nagel, Samantha McLean, Robert K. Poole, Holger Braunschweig, Thomas Kramer, Ulrich Schatzschneider
A photoactivatable CO-releasing molecule with a pendant ligand arm gives rise to well-defined iCORM products and shows photoinduced antibacterial activity.
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Gas-phase structures of sterically crowded disilanes studied by electron diffraction and quantum chemical methods: 1,1,2,2-tetrakis(trimethylsilyl)disilane and 1,1,2,2-tetrakis(trimethylsilyl)dimethyldisilane

17 June, 2014 - 12:17

Dalton Trans., 2014, 43,10175-10182
DOI: 10.1039/C4DT00628C, PaperJan Schwabedissen, Paul D. Lane, Sarah L. Masters, Karl Hassler, Derek A. Wann
Structures of the two title disilanes have been determined. The presence of bulky, flexible Me3Si groups dictates many aspects of the geometric structures.
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