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钛酸钡的化学计量、缺陷、和掺杂工艺对居里点的提升
PbO与Bi2O3的蒸汽掺杂效果相当,名义掺杂量为1 mol%时 ... 图1. 不同Ba:Ti比的钛酸钡粉料:(a)XRD图谱,(b)晶粒度和晶格常数随Ba:Ti比的变化 图1是60℃水溶液中合成的不同钛酸钡纳米粉体的XRD图谱、晶粒尺寸和晶格常数的变化。可以看出,DSS方法可以有效地 ...
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