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Abstract:
采用简单的金属有机物沉积方法在自制的Ni-5W基带上成功地制备了Ta掺杂CeO2过渡层。XPS结果表明:在热处理时的还原性气氛中,Ta5+优先于Ce4+被还原为Ta4+,这有利于减少或抑制由于Ce4+被还原而产生的裂纹和孔洞。XRD结果表明除CeO2的衍射峰稍变小外,没有发现新的物相生成,这说明Ta4+部分取代了CeO2晶格中Ce4+的位置生成了Ce0.75Ta0.25O2.Ce0.75Ta0.25O2的ω-扫描和-扫描半高宽带分别是4.38o和6.67o,这表明Ce0.75Ta0.25O2具有良好的面外和面内织构。AES结果表明单层Ce0.75Ta0.25O2的厚度大约为70 nm,在过渡层...
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稀有金属材料与工程
Year: 2014
Issue: 06
Volume: 43
Page: 1329-1331
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 12
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