温度震荡:促进了单一形核的单晶生长,从而更大可能得到大尺寸单晶样品。РD.Y. Tang, Y.N. Xia, B.C. Wu, C.T. Chen, J. Crystal Growth. 222 (2001) 125-129.Р局域自发成核法制备KBBFРX.Y. Wang, X. Yan, S.Y. Luo, C.T. Chen, J. Crystal Growth. 318 (2011) 610-612.Р局域自发成核法制备KBBFР固相反应,合成KBBF多晶粉Р配制熔融料Р装炉密封Р加热至800℃,保温50hР降温至740℃,循环温度震荡Р降温至650℃,并开始以2-3℃/day持续降温Р直至降温至室温,生长周期结束Р工艺路线:РX.Y. Wang, X. Yan, S.Y. Luo, C.T. Chen, J. Crystal Growth. 318 (2011) 610-612.Р局域自发成核法制备KBBFР(a)As-grown KBBF crystal with large transparent region.Р(b)A crystal blank with thickness of 2.8 mmР(c)KBBF crystal up to 3.7 mm in thickness.РX.Y. Wang, X. Yan, S.Y. Luo, C.T. Chen, J. Crystal Growth. 318 (2011) 610-612.Р温差水热法制备KBBFР原料:KBBF培养基+去离子水+矿化剂Р加热温度:350~500℃Р反应压力:100~150MPaР反应时间:5~30天РH.T. Zhou, X.L. He, W.N. Zhou, C.L. Zhang, et al. J. Crystal Growth. 318 ( 2011) 613-617.
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