RELATIONS BETWEEN THE CONCENTRATIONS OF IMPERFECTIONS IN SOLIDS

RELATIONS BETWEEN THE CONCENTRATIONS OF IMPERFECTIONS IN SOLIDS
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DOI:
10.1016/0022-3697(58)90069-6
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发表时间:
1958-01-01
影响因子:
4
通讯作者:
VINK, HJ
VINK, HJ
中科院分区:
材料科学3区
文献类型:
--
作者:
KROGER, FA;VINK, HJ

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不完美的晶体在统计上表现得像液体溶液,晶体是溶剂,不完美的晶体是溶质。将质量作用定律应用于发生在晶体中以及晶体与其他相之间的原子和电子反应,可以得出这样的概念:由于反应有共同的伙伴,各种缺陷的浓度是相互依赖的。这种相互依赖的后果通过图形方法加以说明。具有相反有效电荷的缺陷往往会增加彼此的浓度。外来原子被吸收的方式既取决于它们所引起的能级,也取决于没有这些外来原子时晶体中普遍存在的缺陷类型。在单原子固体中,掺入机理只能通过温度来影响;在化合物中,它也可以通过基晶组分的分压来影响。结果表明,无论键合的类型如何,这些论点都是有效的。
Imperfect crystals behave statistically like liquid solutions, the crystal being the solvent and the imperfections the solutes. Application of the law of mass action to atomic and electronic reactions taking place in the crystal and between the crystal and the other phases leads to the notion that the concentrations of the various imperfections are interdependent as a result of reactions having partners in common.The consequences of this interdependence are demonstrated by means of a graphical method.Imperfections having opposite effective charges tend to increase each other's concentrations.Foreign atoms are incorporated in a manner dependent both on the energy levels caused by them and on the type of imperfection prevailing in the crystal in the absence of these foreign atoms. In monatomic solids the mechanism of incorporation can be influenced only through the temperature; in compounds it can also be influenced through the partial pressures of the components of the basis crystal.It is shown that these arguments given are valid irrespective of the type of bonding.