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Effect of barium and potassium promoter on Co/CeO2 catalysts in ammonia synthesisBingyu Lin,Yi Liu,Lan Heng,Jun Ni,Jianxin Lin,Lilong JiangNational Engineering Research Center of Chemical Fertilizer Catalyst,College of Chemical Engineering,Fuzhou University摘 要:The Co/CeO2 catalysts promoted with Ba or K were prepared to study the effect of promoter......
Photorefractive Properties of Potassium Lithium Niobate Crystals with CeO2 and Nd2O3 Sun Liang1,Liu Zhenhong2,Bi Jiancong2,Liu Bo2 (1.School of Materials Science and Engineering, Harbin Institute of Technology, Harbin 150001, China;2.School of Chemistry and Environment Engineering, Harbin University of Science and Technology, Harbin 150040, China) Abstract:KLN and Ce:Nd:KLN crystals were grown......
Effect of manganese and potassium addition on CeO2-Al2O3 catalyst for hydrogenation of benzoic acid to benzaldehyde程党国,侯春阳,陈丰秋,詹晓力Department of Chemical and Biochemical Engineering,Zhejiang University摘 要:A series of Mn/CeO2-Al2O3 and K/CeO2-Al2O3 catalysts for hydrogenation of benzoic acid to benzaldehyde were prepared to investigate the effect of Mn, K......
Comparative study of 2mol% Li- and Mn-substituted lead-free potassium sodium niobate ceramicsDipti3,44. School of Physics & Material Sciences, Thapar University摘 要:The effect of Li and Mn substitution on the dielectric, ferroelectric and piezoelectric properties of lead free K0.5Na0.5Nb O3(KNN) was investigated. Samples were prepared using......
) with different amounts of chromium were obtained by anodizing of titanium foils in a single-step process using potassium chromate as the chromium source. Film features were investigated by scanning... in an anodizing solution free of potassium chromate, and with a gradual increase in the potassium chromate concentration, these nanotube structures change to nanoporous and compact films without porosity......
of white mud and potassium feldspar and its environmental assessment were investigated. Under the optimal conditions of a blending mass ratio of 70?30 for white mud to potassium feldspar, a calcination... concentrations of harmful gases from a mixture of white mud and potassium feldspar during calcination process could qualify the National Standards without causing secondary environmental pollution. Key......
:TF841.3 文献标志码:A 文章编号:1672-7207(2019)01-0015-08 Research of phase transformation of potassium in roasting process... Key State Laboratory of Biochemical Engineering, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China) Abstract: In view of the problem of low utilization of potassium......
alkaline sodium chromate solution by adding lime ZHAO Dong-feng1, 2, TIAN Lü1, 2, DING Rui-feng1, 2, LIU Gui-hua1, 2, ZHOU Qiu-sheng1, 2, LI Xiao-bin1, 2, PENG Zhi-hong1, 2 (1. School of Metallurgical..., Changsha 410083, China) Abstract: The removal of vanadium from the alkaline sodium chromate solution with addition of lime was investigated based on the calculation of reaction Gibbs free energy......
of copper nanoparticles by chemical reduction using potassium borohydride ZHANG Qiu-li1, 2, YANG Zhi-mao1, DING Bing-jun1 (1. School of Science, Xi’an Jiaotong University, Xi’an 710049, China; 2. School... potassium borohydride as reducing agent. The effects of reactant ratio, concentration of CuSO4, reaction temperature, dispersant on the size of product and conversion rate were studied. The morphology......
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