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Effective Charger Transfer Distances in Mixed-Valence Transition Metal Complexes
Charger Transfer Distances Mixed-Valence Transition Metal Complexes
2016/5/23
Stark (electroabsorption) spectroscopy can provide quantitative information on the change in dipole moment and polarizability for an electronic transition. In the case of mixed-valence transitions, th...
Dipolar Character of Ligand-Centered Transitions in Transition Metal Tris-bipyridine Complexes
Stark spectra Tris-bipyridyl complexes UV spectroscopy Zn complexes
2016/5/23
The Stark spectra of bipyridine (bpy) and the metaltris(2,2'-bipyridine) complexes of Zn, Fe, Ru and Os have been measured in the ligand-centered region in the near UV. The results show that excitatio...
SPECTROSCOPIC STUDIES OF NON-COVALENT METAL ION-LIGAND INTERACTIONS
SPECTROSCOPIC STUDIES ON-COVALENT METAL ION-LIGAND
2014/11/20
Non-covalent interactions between metal ions and ligands such as water and methane have been extensively studied due to their biological and industrial importance. Gas phase studies can reveal the fun...
Enhanced Detection Strategies Accomplished Through Metal Binding and Miniature Mass Spectrometry
Metal binding Miniaturization Multiplexed MS/MS
2014/11/20
A multiplexed method for performing MS/MS on multiple ions simultaneously in a miniature rectilinear ion trap (RIT) mass spectrometer has been developed. This method uses an ion encoding procedure tha...
First-principles Study on the Electronic Structure of Novel Titanium Yttrium Mixed-metal Nitride Clusterfullerene
TiY2N@C80 Electronic structure Doping Chemical modification First-principles calculation
2012/4/5
We present a first-principles study on the geometric, vibrational and electronic properties of a novel Y-based non-scandium mixed-metal nitride clusterfullerene (TiY2N@C80). Theoretical results indica...
Universal ultracold collision rates for polar molecules of two alkali-metal atoms
Physical Chemistry Chemical Physics cold molecules
2011/8/29
Universal collision rate constants are calculated for ultracold collisions of two like bosonic or fermionic heteronuclear alkalimetal dimers involving the species Li, Na, K, Rb, or Cs. Universal colli...
An efficient synthesis of Schiff bases containing benzimidazole moiety catalyzed by transition metal nitrates
Aldehyde 2-aminobenzimidazole catalyst Schiff bases
2010/10/18
A simple and efficient method has been developed for the synthesis of some novel Schiff bases via the reaction of aromatic aldehydes with 2-aminobenzimidazole by using catalytic amount of M(NO3)2.xH2O...
Application of a Three-Stage Sequential Extraction Procedure for the Determination of Extractable Metal Contents in Highway Soils
Sequential extraction heavy metals highway soils enrichment flame atomic absorption spectrometry
2010/4/21
A sequential extraction procedure, a three-step protocol proposed by the Standards, Measurements and Testing programme (SM & T--formerly BCR) of the European Union, was applied to soil samples for the...
Elimination Technique for Alkali Metal Ion Adducts from an Electrospray Ionization Process Using an On-line Ion Suppressor
Elimination Technique Alkali Metal Ion Adducts Electrospray Ionization Process
2010/9/13
The effects of an on-line ion suppressor device on alkali metal ion adduct formations of the model compound tacrolimus were investigated. The base peak ion in the positive ion ESI-MS spectrum of tacro...
双(1-甲基咪唑-2-基)甲酮、双(1-甲基咪唑-2-基)甲烷及双(1-甲基咪唑-2-基)乙烯与第六族羰基金属化合物的反应研究（Reactivity of (Mim)2C=O, (Mim)2CH2 and (Mim)2C=CH2 (Mim=1-Methylimidazole-2-yl) with Group 6 Metal Carbonyl Complexes）
1-甲基咪唑 晶体结构 第六族羰基金属化合物
2010/8/18
本文研究了羰基钼(钨)与双(1-甲基咪唑-2-基)甲酮和双(1-甲基咪唑-2-基)甲烷以及双(1-甲基咪唑-2-基)乙烯的反应，获得了6个双齿螯合的双(1-甲基咪唑-2-基)甲酮，双(1-甲基咪唑-2-基)甲烷和双(1-甲基咪唑-2-基)乙烯四羰基金属衍生物，以及1个单齿配位的双(1-甲基咪唑-2-基)乙烯五羰基钨化合物。它们的结构通过红外，核磁以及X-射线单晶衍射分析得到确证。所有这些新化合物的...
Recent Nanoarchitectures in Metal Nanoparticle-modified Electrodes for Electroanalysis
Recent Nanoarchitectures Metal Nanoparticle-modified Electrodes Electroanalysis
2010/9/16
Increasing attention has been devoted to the use of metal nanoparticles (NPs) for electroanalysis. To make the best use of the electrocatalytic and electron-conducting characteristics of metal NPs, v...
Application of FAM ligands in the metal-promoted catalytic enantioselective synthesis of organic compounds
the metal-promoted catalytic synthesis of organic compounds
2010/4/8
Novel ferrocenyl substituted aziridinyl methanol (FAM) ligands were synthesized and successfully used in metal-promoted catalytic enantioselective azomethine ylide cycloadditions, diethylzinc addition...
Synthesis, characterization, and antibacterial effect of 4-methoxy-2-(5-H/Me/Cl/NO2-1H-benzimidazol-2-yl)- phenols and some transition metal complexes
4-Methoxy-benzimidazolylphenol, metal complexes, antibacterial activity
2010/4/8
4-Methoxy-2-(5-H/methyl/chloro/nitro-1H-benzimidazol-2-yl)-phenol(HLX; X=1-4) ligands and HL1 complexes with Fe(NO3)3, Cu(NO3)2, AgNO3, and Zn(NO3)2 were synthesized and characterized. The structures...
Microwave-Assisted Synthesis of Some Metal-Free Phthalocyanine Derivatives and a Comparison with Conventional Methods of their Synthesis
Synthesis metal-free phthalocyanines microwave irradiation conventional heating lithium pentanol
2010/4/9
Synthesis of metal-free 2,9(10),16(17),23(24)-tetra(3,5- dimethylphenoxy) phthalocyanine, 2,9(10),16(17), 23(24)-tetra(4- tert-butylphenoxy) phthalocyanine, and 2,9(10),16(17),23(24)-tetra(3,5- di-ter...
Biologically Active Transition Metal Chelates with a 2-Thiophenecarboxaldehyde-Derived Schiff Base: Synthesis, Characterization, and Antibacterial Properties
Schiff base transition metal complex biological activity
2010/4/16
Metal complexes, ML2Cl2, where M is Fe(II), Co(II), Ni(II), Cu(II), Zn(II), or Cd(II), and L is the Schiff base formed by condensation of 2-thiophenecarboxaldehyde with 2-aminopyridine, N-(2-thienylme...