Relation between the inverse Laplace transforms of I(tβ) and I(t):: Application to the Mittag-Leffler and asymptotic inverse power law relaxation functions

被引:15
作者
Berberan-Santos, MN [1 ]
机构
[1] Univ Tecn Lisboa, Ctr Quim Fis Mol, Inst Super Tecn, P-1049001 Lisbon, Portugal
关键词
Levy distribution; Mittag-Leffler function; Laplace transform; relaxation kinetics;
D O I
10.1007/s10910-005-5412-x
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The relation between H(k), inverse Laplace transform of a relaxation function I(t), and H-beta(k), inverse Laplace transform of I(t(beta)), is obtained. It is shown that for beta < 1 the function H-beta(k) can be expressed in terms of H(k) and of the Levy one-sided distribution L-beta(k). The obtained results are applied to the Mittag-Leffler and asymptotic inverse power law relaxation functions. A simple integral representation for the Levy one-sided density function L-1/4(k) is also obtained.
引用
收藏
页码:265 / 270
页数:6
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