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Role of oxygen and ammonium ions in silver leaching with thiosulfate–ammonia–cupric ionsValentin Ibarra-Galvan1,Alejandro López-Valdivieso2,Xiong Tong3,Yi-Qi Cui31. Faculty of Chemistry, Colima... id="ChDivSummary" name="ChDivSummary">The dissolution of silver with thiosulfate and copper ions was studied in a batch-stirred reactor at 25 °C in the absence and presence of various ammonium ions......
of adsorption of Ca(Ⅱ) ions onto KCTS and HKCTS DING Ping(丁萍)1, HUANG Ke-long(黄可龙)2, YANG Hua(杨桦)1, LI Gui-yin(李桂银)2, LIU Yan-fei(刘艳飞)2 1. School of Public Health, Central South University, Changsha...(Ⅱ) ions from aqueous solution by chitosan α-ketoglutaric acid (KCTS) and hydroxamated chitosan α-ketoglutaric acid (HKCTS) was studied in a batch adsorption system. The Langmuir and Freundlich adsorption......
, Pyongyang 999093, DPR of Korea Received 24 April 2013; accepted 9 August 2013 Abstract: A formula was proposed to calculate the distribution of metal ions quantitatively in chemical reaction system... of zinc, iron (III), aluminum, copper and magnesium were calculated. As a result, it shows that the proposed formula is reliable. By the proposed formula, the existence state of metal ions......
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Influence of annealing on spin state of cobalt ions inLa1-xSrxCoO3 (0≤x≤0.5) system JIANG Lizhen1,XU Zhuan2 (1.College of Information and Electronic Engineering, Zhejiang Gongshang University... determined, and their variations with Sr doping and oxygen annealing condition were obtained. The result suggested that by assuming that the Co3+ ions were in the intermediate-spin (IS) state, most......
(OH)2(s)的条件溶度积与对应pH值之间的关系:当pH值为9~11时,Co(OH)2(s)的条件溶度积最小. 关键词:配位化学;溶解平衡;羟基配离子分率;条件溶度积 中图分类号:O641.4 文献标志码:A Thermodynamic equilibrium of hydroxyl complex ions in Co2+-H2O... equilibrium principle of complex chemistry, the diagrams for the concentration of complex ions pc-pH, the ratio of Co2+ hydroxyl complex ions αn-pH, conditional solubility product of the hydrate to pH......
Mechanism of Cerium Ions Scavenging Superoxide Radical王金胜,郭春绒,程玉香摘 要:MechanismofCeriumIonsScavengingSuperoxideRadicalWangJinsheng(王金胜),GuoChunrong(郭春绒)(DepartmentofBasicScience,ShanxiAgricultura...关键词:......
Co-luminescence properties of terbium ions–benzoic acid–phen complexes doped with europium ionsJing Zhang,Li-Xi Wang,Le Zhang,Yan Chen,Qi-Tu ZhangCollege of Materials Science and Engineering, Nanjing... by europium ion but increases with the content of europium ion decreasing.When the x value is 0.01,the fluorescence intensity reaches the maximum as well as the emission intensity of terbium ions at 545 nm......
Up-conversion luminescence from Nd~(3+) ions doped in NaBi(WO_4)_2 single crystal HUANG Yanlin1,QIAO Xuebin2,SHI Liang2,Hyo Jin SEO2,WEI Donglei1 (1.College of Chemistry,Chemical Engineering... single crystal was investigated from 10 K to room temperature. The excitation source was a pulsed dye laser in resonance into the (~4G_(5/2)+~2G(1)_(7/2)) levels of Nd~(3+) ions. Several blue emission......
University, Xiangtan 411105, China)Abstract:LiFe0.95Ni0.02Mn0.03PO4/C cathode material co-doped by Ni2+ and Mn2+ ions, was prepared by high temperature solid phase method. The structure, morphology... retention still has 97.6% after 100 cycles.Key words:lithium-ion battery; cathode material; metal ions co-doping; electrochemical properties......