采用改进的升华法在氮气环境下制备氮化铝单晶体。
AlN crystals were grown by modified sandwich sublimation method in nitrogen atmosphere.
方法：用升华法制备样品，用薄层层析法分离，用光谱法鉴定。
Methods: The samples were prepared with method of sublimation, separated with thin layer chromatography and identified with spectrometry.
而法一经以正义为基本价值目标，其本身转化为法律正义，法的规格和精神品格便也因之而升华。
Once the law takes the justice as the basic value target, it changes into legal justice itself, the specification and spirit character of law also raise to a higher level.
以金属硝酸盐-尿素作为原料体系，引入了升华硫粉，通过低温燃烧法一步合成了硫化物体系红外响应材料。
Infrared sensitive material CaS:Eu, Sm was synthesized by adding sublimate sulphur and using nitrate-urea as raw material system in a low-temperature combustion synthesis(LCS)method.
从氟代甲苯出发，以醋酸为溶剂，采用液相空气氧化法，在钴锰盐和1，1，2，2-四溴乙烷催化体系存在下，合成了氟代苯甲酸，采用升华方法进行精制。
Fluorobenzoic acids were prepared from fluorotoluenes through liquid phase air oxidation with acetic acid as solvent and Co~(2+)-Mn~(2+)-1, 1,2,2-tetrabromoethane as catalyst.
从氟代甲苯出发，以醋酸为溶剂，采用液相空气氧化法，在钴锰盐和1，1，2，2-四溴乙烷催化体系存在下，合成了氟代苯甲酸，采用升华方法进行精制。
Fluorobenzoic acids were prepared from fluorotoluenes through liquid phase air oxidation with acetic acid as solvent and Co~(2+)-Mn~(2+)-1, 1,2,2-tetrabromoethane as catalyst.
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