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sensing properties of ZnO nanostructures [J]. Materials Science in Semiconductor Processing, 2014, 18: 52-58. [21] MENG F, YIN J, DUAN Y Q, YUAN Z H, BIE L J. Co-precipitation synthesis and gas-sensing... Co., Ltd., China). The gas sensitivity (S) was defined as S=Ra/Rg, where Raand Rg are sensor resistances in the air and target gas, respectively. 3 Results and discussion The XRD patterns of the Ce......
chemical co-precipitation method and the magnetic properties after sintering [J]. Materials Science and Engineering B, 2004, 111(2-3): 142-149. [17] VERWEY E J W, HAAYMAN W P. Electronic conductivity... multilayer chip inductor is that the insulating ferrite layer is co-fired with silver internal electrode at low temperature (900 °C, generally is 870 °C) to prevent reaction with the electrode......
on precipitation in Al-3.0% Cu alloy[J]. Acta Metallurgica, 1975, 23(6): 751-767. [17] Ringer S P, Prasad K S, Quan G C. Internal co-precipitation in aged Al-1.7Cu-0.3 Mg-0.1 Ge (at.%) alloy[J]. Acta...%. The strengthening mechanism of T6 treated samples is mainly the precipitation strength, with the main strengthening phase of the θ-series and S precipitates; the strengthening mechanism of T3 treated......
A. Sintering, mechanical and refractory properties of MA spinel prepared via co-precipitation and sol-gel techniques [J]. Journal of Alloys and Compounds, 2010, 496(1): 600-607. [3] SARKAR S, SAHOO S. Effect......
performance of 5 V LiNi0.5Mn1.5O4 cathode material by the composite co-precipitation method for high energy/high power lithium ion secondary batteries[J]. Acta Phys Chim Sin, 2014, 30(4): 669-676. [23] 刘云建, 刘志...LiNi0.5Mn1.5O4正极材料晶粒形貌和电化学性能非常简单而有效的方法. 关键词:锂离子电池;正极材料;LiNi0.5Mn1.5O4;升温速率 中图分类号:TM912.9 文献标志码:A 近年来,一类具有高电压的尖晶石型正极材料LiMxMn2-xO4(M=Cr,Co,Fe,Ni,Cu)引起了广泛的关注[1-7].其中......
and their sulphated analogues prepared co-precipitation route were proved to be good catalysts for the benzoylation of toluene [10]. Copper-zinc ferrites crystallize in cubic spinel structure. The properties...]. Ni0.5M0.5Fe2O4 (M=Co, Cu) ferrite nanoparticles synthesized using citrate precursor method, annealed at temperatures of 400, 450, 500 and 550 °C [4], display cubic spinel structure up to 450 °C......
sized Dy-doped cobalt ferrite synthesized by co-precipitation [J]. Journal of Magnetism and Magnetic Materials, 2014, 361: 150-156. [13] KOU X C, de BOER F R, R, WIESINGER G, SUZUKI H, KITAZAWA H......
synthesized by a simple co-precipitation method[J]. Electrochimica Acta, 2016, 188: 744-751. [14] ZENG Xian-guang, GONG Min, CHEN Jian, ZHENG Xing-wen. Preparation and characterization of porous Li2FeSiO4/C......
: Shanghai Jiaotong University Press, 2000: 230-232. [14] MICHAEL D, DAVID N. Nanoscale co-precipitation and mechanical properties of a high-strength low-carbon steel[J]. Acta Materialia, 2011(59): 1881-1897...TEM照片 Fig. 9 TEM image of nanoscale cementite precipitation along and in vicinity of dislocations 综合以上因素可以解释图2(a)中抗拉强度随过冷温度变化的规律.而过冷时间对抗拉强度的影响主要通过影响珠光体片层间距和位错密度等. 由图2 (a)可知:当温度为300℃时,随过冷时间的延长,抗拉强度......
of the nickel doped CoFe2O4 ferrite nanoparticles synthesized by the chemical co-precipitation method[J]. Journal of Magnetism and Magnetic Materials, 2015, 394: 379-384. [33] RAO P, GODBOLE R V, BHAGWAT S...加,晶格中的原子磁矩变化不明显,但总磁矩呈线性递减趋势,这主要是因为Ni离子最外层的3d未配对电子数与Co离子最外层3d未配对电子数不同,因而对磁性能的影响较大. 关键词:钴铁氧体;第一性原理计算;掺杂;电子结构 文章编号:1004-0609(2017)-07-1426-07 中图分类号:TG142  ......