共搜索到543条信息,每页显示10条信息,共55页。用时:0小时0分0秒278毫秒
capability suggests that the as-synthesized LiMn2O4 microspheres are promising cathode materials for high power lithium ion batteries. Key words: MnCO3 microspheres; self-supported template; LiMn2O4...] DING Y L, XIE J, CAO G S, ZHU T J, YU H M, ZHAO X B. Single-crystalline LiMn2O4 nanotubes synthesized via template- engaged reaction as cathodes for high-power lithium ion batteries [J]. Advanced......
with increasing the latex template diameter at a given mass ratio of SiO2 to latex template. The diameter and shell thickness of the hollow SiO2 spheres also increase with increasing the mass ratios of SiO2 to latex template. The presence of carboxylic acid groups on the surfaces of polystyrene-methyl acrylic acid latex templates favors the formation of dense and uniform SiO2 shells. The hollow......
="ChDivSummary">A new approach was developed to successfully load Mg into the nanometre-sized pores of an anodic aluminium oxide(AAO) template for realizing the nano-confinement of Mg. Structural... template and the transporting distance between the Mg vapour source and the AAO template were optimized to achieve the confinement of Mg nano-particles with larger loading rate. Under optimized deposition......
Ultralong and Mesoporous ZnO and γ-Al2O3 Oriented Nanowires Obtained by Template-assisted Hydrothermal ApproachCarminna Ottone1,2,Vivian Farías Rivera1,2,Marco Fontana1,2,Barbara Onida22... and g-Al2O3nanowires(NWs) are both synthesized by a hydrothermal method using commercially available porous anodic aluminium oxide(AAO) as template. AAO membrane acts as template for Zn O NWs and both as template......
of Delaware摘 要:CeO2 nanotubes were synthesized facilely via a layer-by-layer deposition approach using modified attapulgite as hard template. The formation... template implies a simple and inexpensive way to prepare oxide nanotubes on a large scale.关键词:......
="ChDivSummary" name="ChDivSummary">Pure and different content europium(Eu) doped mesoporous titania were prepared by template method using Eu(NO3)3.6H2O andTi(OC4H9)4 as precursors and Pluronic P123 as template and characterized with X-ray diffraction(XRD),N2 adsorption-desorption measurements,and ultraviolet-visible diffuse absorption spectra.Their photocatalytic activities were studied......
Fabrication of La1-xCaxFeO3 perovskite-type oxides with macro-mesoporous structure via a dual-template method for highly efficient soot combustionMinjie Zhao,Jixing Liu,Jian Liu,Junfeng Xu,Zhen Zhao...-mesoporous(3DOMM) La1-xCaxFeO3(x=0-0.3)perovskite-type oxides were designed and successfully fabricated for the first time via a dual-template method.In which,PMMA and Brij-56 were employed as the hard......
nm.The effect of hydrothermal treatment time and the amount of template on the specific surface area of mesoporous materials was important,when the Surf/Si=0.135,and hydrothermal time=12 h,and the surface......
Synthesis and Characterization of Bimodal Mesoporous Silica张晓芳,郭翠梨School of Chemical Engineering and Technology, Tianjin University摘 要:Mesoporous silica with controllable bimodal pore size distribution was synthesized with cetyltrimethylammonium bromide (CTAB) as chemical template for small mesopores and silica gel as physical template for large......
="ChDivSummary">LaMnO3 catalysts with three-dimensionally ordered holes perovskite structure were prepared via closepacked SiO2 template synthesized by Stober-Frink method. SEM, XRD and BET were employed... to the size of SiO2 template. Full-cell discharge tests were performed on aluminum-air battery fabricated by porous LaMnO3.Results showed that the discharge performance of porous LaMnO3 were 1.54 V, 1.42 V......