研究了镧掺杂对漏电特性的影响，以及肖特基势垒电流模型。
The effects of Lanthanum doping on leakage current characteristics were also studied by Shottky model.
采用固相烧结法合成了不同镧掺杂量的PZN - PZ t压电陶瓷和粉体。
The La-doped PZN-PZT ceramics and their powders were fabricated using solid state sintered technology.
结果表明，稀土氧化镧掺杂钼合金由于其细小的氧化镧颗粒和细小的晶粒的作用而具有较高的屈服强度。
It is found that the alloy has the fine lanthanum oxide particles and fine grain as well as high yield strength.
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