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coprecipitation method, which was compared with conventional coprecipitation method, NH3·H2O for chelator and PEG for dispersant were added into the solution during the process of preparing the precursor. The appearance and property of products prepared by improved and conventional coprecipitation method were studied. The result reveals that Ni1/3Co1/3Mn1/3(OH)2 precursor synthesized by improved......
, the surfactants and the degree of agitation, the optimal coprecipitation conditions were determined. Varistors prepared by coprecipitation chemical method display electrical properties leak current 50 μA... process Abstract: The research results of preparing zinc oxide varistor ceramic powders by coprecipitation process show that the coprecipitation coating process obtained......
conductor, Zr0.85Y0.15O1.925-La9.33Si6O26 (YSZ-LSO) composite ceramics with the mass fraction of La9.33Si6O26 (LSO) of 15% were prepared by using a modified coprecipitation method. The phases... powders. Fig. 1 Flowchart for preparation process of composite oxygen-ion conductors by modified coprecipitation method All calcined powders were uniaxially pressed under 100 MPa to get green pellets......
synthesized by a facile, effective, and environmentally friendly coprecipitation method. Transmission electron microscopy(TEM) was used to characterize the nanoparticles. The nanoparticles were modified by PEI...Coprecipitation Synthesis of Fluorides Nanoparticles with Multiform Structures and Mechanisms Research吴睿1,ZHANG Shenghai2,ZHANG Qiang1,LIU Cunfang1,SONG Juan1,HAO Liang1,TIAN Guanghui1,吕家根21. College......
using the coprecipitation process and hot-pressing method, and investigate their mechanical properties. The effects of calcination temperature on the average size of composite particles and chemical...Synthesis and Tribological Properties of Copper-alumina Nanocomposites Prepared by Coprecipitation Technique符学龙1,2,3,HU Yubing1,3,陶杰1,31. College of Material Science & Technology, Nanjing University......
; Abstract: SnO2-CuO nanocomposite powders were prepared by chemical coprecipitation method using SnCl4... improve the cycleability of nano- SnO2. Key words: SnO2; CuO; chemical coprecipitation method; lithium ion batteries; electrochemical properties ......
and the coprecipitation of silver and tin oxide is reached by the hydrothermal method. The silver-tin oxide composite powders have mainly flake shape of about 0.3 μm in thickness and there exists homogeneous..., Changsha 410083, China) Abstract: Silver-tin oxide powders were synthesized by the hydrothermal method with Ag(NH3)2+ solution and Na2SnO3 solution as raw materials and Na2SO3 as reductant......
Structure and Electric Conductivity of Ce-doped Bi2O3 Electrolyte Synthesized by Reverse Titration Chemical Coprecipitation孙尉杰1,王茂华1,2,CHEN Yong2,ZHANG Hanping11. School of Petrochemical Engineering, Changzhou University2. Huaide College, Changzhou University摘 要:Ce-doped Bi2O3 nanopowders were prepared by reverse titration chemical coprecipitation from......
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amount of sodium tungstate were investigated, and the optimum conditions for the coprecipitation were proposed. Matrix-matching calibration curve method was used for the analysis. It is shown...Simultaneous determination of some trace metal impurities in high-purity sodium tungstate using coprecipitation and inductively coupled plasma atomic emission spectrometryMA Xiaoguo, KUANG Tongchun......
