Showing papers in "Polyhedron in 2018"

TL;DR: In this article, the authors discuss the methods used to shape metal-organic frameworks (MOFs) into granules, pellets, thin films, foams, gels, paper sheets and hollow structures, and overview the importance of shaping towards potential industrial applications.

TL;DR: Pincer ligands as mentioned in this paper provide enhanced chemical and thermal stability which serve to minimize the leaching of the metal during the catalytic cycle, and also offer the ability to fine tune the electronic and the steric properties about the metal center, thereby increasing the scope of their applications.

TL;DR: In this article, the thiosemicarbazone of glyoxylic acid derivatives had effective inhibition against α-glycosidase, cytosolic carbonic anhydrase I and II isoenzymes, butyrylchioxomethyl)hydrazinyl] acetic acid (H2TAA) and acetylcholinesterase.

TL;DR: The most probable mechanism generating their antibacterial effect is the structural degradation of MOFs, along with the release of metal ions and the reaction of organisms with active metals on their surface as discussed by the authors.

TL;DR: In this paper, the authors provide an update on recent progress in metal-organic frameworks (MOFs) for gas sensing, including optical (vapochromism, luminescence, interferometry, localized surface plasmon resonance (LSPR)), mechanical (quartz crystal microbalance (QCM), surface acoustic wave sensors (SAWS), microcantilevers (MCL)), and electrical manners.

TL;DR: In this article, a new highly porous metal-organic framework, namely {[Zn3(bpydb)2(atz)2 (DMF)](DMF)6}n, was solvothermally synthesized using 4,4′-(4, 4′-bipyridine-2,6-diyl) dibenzoic acid (BPydbH2), 3-amino-1,2,4-triazole (Hatz) and Zn(NO3)2·6H2O as

TL;DR: One mononuclear and two binuclear HgII complexes have been synthesized and characterized by X-ray diffraction, ATR IR and Hirshfeld surface analysis.

TL;DR: In this article, the authors discuss the recent advances in synthesizing MOF-based catalysts through rational linker design in catalogues of different types of catalytic active sites, along with major findings on the relationship between MOF structures and their catalytic performance.

TL;DR: In this paper, the adsorption of a series of selected VOCs over an amine functionalized metal organic framework, MIL-125-NH2, was investigated by measuring their isotherms at three different temperatures.

TL;DR: In this article, a green synthesis of Fe3O4 nanoparticles using Kappaphycus alvarezii plant extract green method with efficient hot plate combustion method is presented.

TL;DR: In this paper, the authors present the recent development of metal-organic-frameworks (MOFs) derived nanomaterials applied in gas sensors, which can possess large pore volume, high surface area and excellent chemical stability.

TL;DR: In this article, a mini-review of the possible metallic and metal-free emitters that have been used in organic light emitting diodes (OLEDs) focusing on the emission behavior of such complexes is presented.

TL;DR: In this paper, a review of strategies for designing MOF-based and MOF derived materials as hosts and functional polysulfide barriers for Li-S batteries is presented, and the main challenges and some perspectives for the future development of this promising area are discussed.

TL;DR: In this article, a state-of-the-art NHC transition metal complexes applied in two different modern technologies for lightening applications, namely Organic Light Emitting Diodes (OLEDs) and Light-Emitting Electrochemical Cells (LECs), is presented.

TL;DR: In this article, the impact of ligand functionalization on CO2 affinity and adsorption performance of metal-organic frameworks has been investigated, and the comparisons drawn in this review have sought to provide a roadmap for the future development of functionalized MOFs.

TL;DR: In this paper, the authors compare pincer ligands whose central donor group exhibits a sp3-hybridized atom with those based on boron and carbon, and demonstrate that in contrast to amine donor groups, ligand-stabilized Borylenes are not acting as a proton source and rather undergo a reversible redox-reaction with the coordinated metal centre.

TL;DR: In this article, two 2D metal-organic frameworks (MOFs), [Cd(bpy)(H2O)L]n (BUC-66) and [Co-bpy(H 2OL]·H 2 O}2n (bUC-67), have been synthesized under hydrothermal conditions.

TL;DR: Interestingly, only complex 2 exhibits oxidative DNA cleavage activity in presence of H2O2 which is investigated by gel electrophoresis method and is found to be nontoxic whereas complex 2 is cytotoxic.

TL;DR: Two newly designed fluorescent complexes, [Zn(L)(MeOH)]·CH2Cl2 (1) and [NiL(MeOH)(μ-OAc)2Ni]·4CH2CL2 (2) based on a coumarin-containing N2O2 chelating ligand H2L have been synthesized and characterized by elemental analyses, IR and UV-Vis spectra, fluorescence spectra and X-ray crystallography as mentioned in this paper.

TL;DR: In this article, the authors describe the progress to develop reliable contacts for organometallic molecular wires, to test the effects of incorporating metal centres into molecular wires and to examine the electrochemical gating of redox-active coordination complexes.

TL;DR: In this article, 1-n-butyl-3methylimidazolium thiocyanate (BMIM][SCN]) was incorporated in a zeolitic imidazolate framework (ZIF-8) to examine the adsorption and separation of different gases.

TL;DR: Three cobalt-II isothiocyanato complexes with 4-methoxypyridine (4-MOP) as a co-ligand have been synthesized as discussed by the authors.

TL;DR: In this article, a series of bromobismuthate anionic complexes of various geometry and nuclearity, including [{BiBr4}n]n−, [Bi2Br9]3− and [BiBr10]4−, were analyzed for 19 crystal structures.

TL;DR: In this article, a series of mononuclear cobalt and nickel complexes of the types [M(NCS)2(L1)2], M[=※Co 1 or Ni 2]·nH2O, M‌=‌Co (n`= 0) 3 or Ni (n´= 2) 4 and [M`=''Co 5 or Ni 6] were synthesized by template reactions of the metal nitrates, ammonium thiocyanate and benzyl carbazate (bc) with cyclobutan

TL;DR: In contrast to mononuclear iridium(III) complexes, dinuclear IR complexes have been less well studied, especially as dopants in phosphorescent organic light-emitting devices (PhOLEDs) as mentioned in this paper.

TL;DR: In this article, the authors describe recent advances of the fabrication of azamacrocycles into MOF structures along with the most prominent applications based upon azamac-cycle-containing MOFs, which include molecular recognition and separation, template synthesis, gas adsorption, and heterogenous catalysis.

TL;DR: In this article, a series of zinc complexes with a bidentate azomethine Schiff base ligands derived from 2-tosylaminobenzaldehyde, 2-hydroxynaphthaldehyde and 3,4-dimethoxyphenylethylamine were synthesized by chemical and electrochemical methods.

TL;DR: In this article, the morphological, structural and electronic properties of the obtained materials were probed with different experimental techniques (XRD, TEM, TGA, BET, UV−Vis, IR, Co and Zn K-edge XANES).

TL;DR: In this article, the adsorption and removal of Sb(OH)6− from water using the water stable Zr6-based MOF, NU-1000, is explored.

TL;DR: The reaction of manganese(II) chloride tetrahydrate with sodium azide and ONO-donor hydrazone ligand in methanol gives rise to the formation of red crystals which are stable out of the solvent as discussed by the authors.