全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Khalida Akhtar , Naila Zubair ...
来源:[J].Bulletin of Materials Science(IF 0.584), 2017, Vol.40 (3), pp.459-466Springer
摘要:Uniform fine particles of zinc oxide were prepared in three different morphologies and sizes by the controlled precipitation process from aqueous solutions of zinc nitrate in the presence of ethylene glycol. Ammonium hydroxide solution was used as the precipitant. Compositio...
作者:Khalida Akhtar , Uzma Hira ...
来源:[J].Journal of Alloys and Compounds(IF 2.39), 2018Elsevier
摘要:Abstract(#br)Monodispersed spherical particles of ZrO 2 were synthesized in an aqueous medium by homogeneous precipitation without being using any capping agent. Results revealed that size and uniformity of the synthesized particles were greatly dependent upon the experiment...
作者:Naila ZUBAIR , Khalida AKHTAR
来源:[J].Transactions of Nonferrous Metals Society of China(IF 0.917), 2019, Vol.29 (1), pp.143-156Elsevier
摘要:Abstract(#br)Zinc oxide uniform nanostructures with novel morphologies were synthesized through simple and fast ammonia based controlled precipitation method in aqueous media and in the absence of any additive. Selected batches of the synthesized solids were characterized by...
作者:Khalida Akhtar , Zia Ullah Khan ...
来源:[J].Journal of Materials Engineering and Performance(IF 0.915), 2018, Vol.27 (6), pp.2827-2837Springer
摘要:Abstract(#br)Monodispersed alumina particles were synthesized by the homogeneous precipitation under reflux boiling. The particles were employed as reinforcement additives in the electrodeposited Ni-Al 2 O 3 composite coatings on steel. The deposited pure Ni and Ni-Al 2 O 3 compo...
作者:Ikram ul Haq , Khalida Akhtar
来源:[J].Advanced Powder Technology, 2000, Vol.11 (2), pp.175 -186Brill Press
摘要:Nickel basic carbonate [NiCO3 · Ni(OH)2 · H2O] particles were coated with crystalline cobalt carbonate (CoCO3) by heating their suspension in an aqueous solution of cobalt nitrate and urea at elevated temperatures. In the absence of core particles, the same reactant mixture ...
作者:Khalida Akhtar , Hina Khalid ...
来源:[J].Tribology International(IF 1.536), 2016, Vol.93, pp.58-62Elsevier
摘要:Abstract(#br)This study deals with the isolation of quartz-enriched ash from the rice husk by heating at 450 °C and subsequent treatment with an acid solution. It was characterized by scanning electron microscopy, X-ray diffracometry and energy-dispersive X-ray analysis. Var...
作者:Khalida Akhtar , Muhammad Gul ...
来源:[J].Ceramics International(IF 1.789), 2016Elsevier
摘要:Abstract(#br)Pure and chromium doped manganese ferrite ( Mn Cr x Fe 2 − x O 4 with x=0.0, 0.2, 0.6, 1.0) uniform particles were synthesized by chemical precipitation in surfactant-free aqueous medium and characterized by various physical techniques such as SEM, XRD, EDX, TG/...
作者:Khalida Akhtar , Ikram Ul Haq , Khan Malook
来源:[J].Powder Technology(IF 2.024), 2015, Vol.283, pp.505-511Elsevier
摘要:Abstract(#br)Monosize spheroidal porous particles of copper oxide were produced by controlled calcination of the copper basic carbonate particles, synthesized by the urea-based homogeneous precipitation process. After characterization by various physical methods, such as SEM, XRD...
作者:Muhammad Gul , Khalida Akhtar
来源:[J].Journal of Alloys and Compounds(IF 2.39), 2018, Vol.765, pp.1139-1147Elsevier
摘要:Abstract(#br)The current study demonstrates the effect of partial substitution of Fe 3+ with Al 3+ ions in uniform manganese ferrite nanoparticles, MnAl x Fe 2-x O 4, (where x = 0.0, 0.2, 0.6 and 1.0), on ferritization temperature, phase changes, crystallographic properties,...

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