Results 11 to 20 of about 119,324 (295)

XAFS spectrum of Nickel(II) oxide

open access: yes
This dataset consists of X-ray absorption fine structure (XAFS) spectra at Ni K-edge of Nickel(II) oxide measured at PF, and is a part of XAFS database (MDR XAFS DB, https://doi.org/10.48505/nims.1447) as a collection of ...
Yuko Ichiyanagi
core   +6 more sources

Nickel(II) carbonyl, ammonia, and acetonitrile complexes supported by a pyridine dipyrrolide pincer ligand

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2020
The synthesis, isolation and crystal structures of nickel(II) carbonyl, acetonitrile and ammonia complexes supported by a dianionic, pyridine dipyrrolide pincer ligand [pyrr2py]2−, namely, carbonyl[2,2′-(pyridine-2,6-diyl)bis(3,5-di-p-tolylpyrrolido-κN ...
H. V. Rasika Dias, Abhijit Pramanik
doaj   +1 more source

EXTRACTION OF COPPER, COBALT AND NICKEL IONS FROM AQUEOUS SOLUTIONS BY EXTRACTANT CYANEX 272

open access: yesЗаписки Горного института, 2018
The extractant CYANEX 272, which active component is di(2,4,4-trimethylpentyl)-phosphinic acid (C8H17)2POOH, is effective for extraction of copper (II), cobalt (II) and nickel (II) ions.
L. A. Voropanova, V. P. Pukhova
doaj   +1 more source

Removal of cobalt (II) by dithizone-immobilized nickel slag

open access: yesResults in Chemistry, 2023
In this study, activated nickel slag waste was modified with dithizone to remove Co(II) metal ions in the water. Dithizone was confirmed to have successfully been immobilized on an activated nickel slag using SEM-EDX (Scanning Electron Microscopy-Energy ...
N.H. Aprilita, M. Luqman, A. Suratman
doaj   +1 more source

Synthesis and catalytic properties of nickel (II) - copper (II) ferrite [PDF]

open access: yesE3S Web of Conferences, 2021
This work studies the process of formation of the spinel structure of nickel (II) -copper (II) ferrite. A possible mechanism for the formation of single-phase spinel samples is considered.
Shabelskaya Nina   +5 more
doaj   +1 more source

Adsorption of Nickel Ions From Aqueaus Solution Using Natural Clay

open access: yesمجلة النهرين للعلوم الهندسية, 2018
The adsorption characteristics of Nickel (II) onto Iraqi Bentonite clay from aqueous solution have been investigated with respect to changes in pH of solution, adsorbent dosage, contact time and temperature of the solution. The maximum removal efficiency
Mohammed Jaafar Ali Al-atabe   +1 more
doaj   +1 more source

Heteroligand copper(II), nickel(II), and cobalt(II) complexes with isonicotinic acid hydrazide and L-histidine

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2021
Complex formation in the ternary systems copper(II)/nickel(II)/cobalt(II) – isonicotinic acid hydrazide – L-histidine was studied by the methods of spectrophotometry and mathematical modeling in an aqueous solution with 0.1 mol dm–3 KNO3 as a background ...
N.V. Troshanin, T.I. Bychkova
doaj   +1 more source

Kinetics and Equilibrium Studies on the Sorption of Manganese(II) and Nickel(II) onto Kaolinite and Bentonite

open access: yesE-Journal of Chemistry, 2011
The sorption of manganese(II) and nickel(II) onto two adsorbents, kaolinite and bentonite from aqueous solution was studied in batch mode. Effect of pH, contact time, adsorbent dose, and initial metal ion concentration on adsorption was investigated ...
B. Sathyanarayana, K. Seshaiah
doaj   +1 more source

The first coordination compound of 6-fluoronicotinate: the crystal structure of a one-dimensional nickel(II) coordination polymer containing the mixed ligands 6-fluoronicotinate and 4,4′-bipyridine

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2020
A one-dimensional nickel(II) coordination polymer with the mixed ligands 6-fluoronicotinate (6-Fnic) and 4,4′-bipyridine (4,4′-bpy), namely, catena-poly[[diaquabis(6-fluoropyridine-3-carboxylato-κO)nickel(II)]-μ-4,4′-bipyridine-κ2N:N′] trihydrate], {[Ni ...
Nives Politeo   +4 more
doaj   +1 more source

Efficiency Study of Nickel (II) and Cadmium (II) Biosorption by Powder of Waste Activated Sludge from Aqueous Solutions [PDF]

open access: yesسلامت و محیط, 2011
"n "n "nBackground and Objective: Nickel (II) and cadmium (II) are important in environmental pollutant. Biosorption of heavy metals can be an effective process for the removal and recovery of heavy metal ions from aqueous solutions because of the ...
A.A Ebrahimi, R Fouladi fard
doaj  

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