本文系统研究了LiAlO2晶体及掺钛0.2%原子分数LiAlO2晶体的水解性能,用原子力显微镜对(100)晶片在不同水解时间下的表面形貌进行了观察,对比发现这两种晶体的(100)面均具有极性和易水解性.同时观察到掺钛LiAlO2晶体的抗水解性比纯LiAlO2晶体更好,因为掺钛LiAlO2晶体有更多的Li空位,水解的活性得到降低.
参考文献
| [1] | Reed MD;Kryliouk OM;Mastro MA;Anderson TJ .Growth and characterization of single-crystalline gallium nitride using (100) LiAlO2 substrates[J].Journal of Crystal Growth,2005(1/2):14-20. |
| [2] | Xu K.;Deng PZ.;Zhou YZ.;Zhou GQ.;Qiu RS.;Fang ZJ.;Xu J. .gamma-LiAlO2 single crystal: a novel substrate for GaN epitaxy[J].Journal of Crystal Growth,1998(1/2):127-132. |
| [3] | Haskell B A;Baker T J;Mclaurin M B et al.Defect Reduction in (1100) m-Plane Gallium Nitride Via Lateral Epitaxial Overgrowth by Hydride Vapor Phase Epitaxy[J].Applied Physics Letters,2005,86:111917. |
| [4] | ZOU Jun,ZHOU Sheng-Ming,LI Yang,WANG Jun,ZHANG Lian-Han,XU Jun.Spectra Analysis of a Novel Ti-Doped LiAlO2 Single Crystal[J].中国物理快报（英文版）,2005(10):2622-2625. |
| [5] | Zou J;Zhou S M;Xu J et al.Influence of Vapor Transport Equilibration on the Crystal Quality and Thermal-expansion Coefficients of γ-LiAlO2[J].Journal of Applied Physics,2005,98:84909. |
| [6] | 邹军,周圣明,彭观良,杨卫桥,李抒智,周国清,徐军,张荣.不同退火气氛下γ-LiAlO2形貌和结构研究[J].光学学报,2005(07):949-952. |
| [7] | 邹军,周圣明,彭观良,周国清,徐军.新型衬底材料γ-LiAlO2热稳定性研究[J].硅酸盐学报,2005(05):564-567. |
| [8] | 邹军,张连翰,周圣明,徐军,韩平,张荣.γ-LiAlO2晶体生长、改性和热学性质研究[J].物理学报,2005(09):4269-4272. |
| [9] | Zou J;Peng G L;Chen J H et al.Annealing Study of γ-LiAlO2 Crystal Grown by Temperature Gradient Technique[J].Journal of the Synthetic Crystals,2005,33(06):922. |
| [10] | Sun YJ.;Brandt O.;Jahn U.;Liu TY.;Trampert A.;Cronenberg S.;Dhar S. Ploog KH. .Impact of nucleation conditions on the structural and optical properties of M-plane GaN(1(1)over-bar-00) grown on gamma-LiAlO2[J].Journal of Applied Physics,2002(10):5714-5719. |
| [11] | Rasmeur B;Charpin J .Chemical Properties of Lithium Ceramics:Reactivity with Water and Water Vapour[J].Journal of Nuclear Materials,1988,155-157:461. |
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