Results 41 to 50 of about 1,611,834 (207)

Interplay between structure and magnetism in the low-dimensional spin system $K(C_8H_{16}O_4)_2CuCl_3{*}H_2O$

open access: yes, 2017
Materials based on a crown ether complex together with magnetic ions, especially Cu(II), can be used to synthesize new low dimesional quantum spin systems. We have prepared the new crown ether complex Di-\mu-chloro-bis(12-crown-4)-aquqdichloro-copper(II)-
Assmus, Wolf   +8 more
core   +1 more source

Rhodium and copper 6-methylpicolinate complexes. Structural diversity and supramolecular interaction study [PDF]

open access: yes, 2016
Seven new coordination compounds with 6-methylpicolinic acid (6-HMepic) and rhodium(III) or copper(II) of formula [Rh(6-Mepic)3] (1), [Rh(6-Mepic)2(H2O)Cl] (2), [Rh(6-HMepic)(6-Mepic)Cl2]·3.5(H2O) (3), [Cu(6-Mepic)2(H2O)]·H2O (4), [Cu(6-Mepic)2]n, (5 ...
Amo-Ochoa, P.   +3 more
core   +2 more sources

Removal of Chelated Copper by TiO2 Photocatalysis: Synergetic Mechanism Between Cu (II) and Organic Ligands [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2013
UV/TiO2 photocatalysis of chelated copper in aqueous solutions has been performed starting from Cu(II)-tartaric acid, Cu(II)-citric acid, Cu(II)-EDTA and Cu(II)-DTPA,in the presence of oxygen and at acidic pH.
Longli Lin   +4 more
doaj  

Anisotropic microwave conductivity of cuprate superconductors in the presence of CuO chain induced impurities

open access: yes, 2009
The anisotropy in the microwave conductivity of the ortho-II YBa$_2$Cu$_3$O$_{6.50}$ is studied within the kinetic energy driven superconducting mechanism.
P. W. Anderson, Shiping Feng, Zhi Wang
core   +1 more source

Molecular dynamics simulation of graphene sinking during chemical vapor deposition growth on semi-molten Cu substrate [PDF]

open access: yes, 2020
Copper foil is the most promising catalyst for the synthesis of large-area, high-quality monolayer graphene. Experimentally, it has been found that the Cu substrate is semi-molten at graphene growth temperatures.
Ding, Feng   +5 more
core   +1 more source

Promotion effect of Cl- on the decoloration of rhodamine B in Cu(II)/peracetic acid process: Performance and mechanism

open access: yesEcotoxicology and Environmental Safety
Usually, Cu(II) cannot effectively activate peracetic acid (PAA), but it was observed that the high concentration of Cl- in Cu(II)/PAA process could notably promote the decoloration of rhodamine B (RhB) in the preliminary experiment.
Yiqing Liu   +4 more
doaj   +1 more source

TEKNIK VOLTAMETRI PELUCUTAN ANODIK GELOMBANG PERSEGI UNTUK PENENTUAN KADAR LOGAM Cu DALAM KANGKUNG AIR

open access: yesJurnal Kimia Riset, 2016
ABSTRAK   Analisis logam berat Cu(II) dilakukan dengan metode voltametri pelucutan anodik gelombang persegi. Penelitian ini bertujuan untuk mengetahui validitas metode voltametri pelucutan anodik yang digunakan dalam pengukuran kadar logam Cu(II) dalam
Irdhawati Irdhawati   +2 more
doaj   +1 more source

The Properties of Cu Ions in Zeolites CuY Studied by IR Spectroscopy

open access: yesMolecules, 2021
The properties of both Cu2+ and Cu+ ions in zeolite CuY were followed with NO and CO as probe molecules. Cu2+ was found to be located in SII, SII*, and SIII sites, whereas Cu+ was found in SII and SII* sites.
Jerzy Podobiński   +6 more
doaj   +1 more source

High-Potential C112D/M121X (X = M, E, H, L) Pseudomonas aeruginosa Azurins [PDF]

open access: yes, 2009
Site-directed mutagenesis of Pseudomonas aeruginosa azurin C112D at the M121 position has afforded a series of proteins with elevated Cu^(II/I) reduction potentials relative to the CuII aquo ion.
Gray, Harry B.   +4 more
core   +3 more sources

Two hydroxy pyridinecarboxylic acid derivatives as a possible chelating agents in neurodegenerative disease; equilibrium complexation studies with Cu(II), Zn(II). [PDF]

open access: yes, 2014
The metal ion chelators 4-hydroxy-5-methyl-3-pyridinecarboxylic acid (DQ5) and 1,5-dimethyl-4-hydroxy-3-pyridinecarboxylic acid (DQ715) and Cu(II) and Zn(II) were investigated with the aim to restore the homeostasis of the brain Cu(II) and Zn(II) in ...
Dean, Annalisa   +7 more
core  

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