CALCULATION OF THE ANISOTROPY-FIELD DISTRIBUTION IN MAGNETIC PARTICLE ASSEMBLIES - THE INFLUENCE OF THERMAL FLUCTUATIONS

被引：8

作者：

PFEIFFER, H

CHANTRELL, RW

机构：

[1] UNIV KEELE,DEPT PHYS,KEELE ST5 5BG,STAFFS,ENGLAND

[2] INST PHYS HOCHTECHNOL,O-6900 JENA,GERMANY

来源：

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS | 1992年 / 115卷 / 2-3期

关键词：

D O I：

10.1016/0304-8853(92)90080-8

中图分类号：

T [工业技术];

学科分类号：

08 ;

摘要：

A theory is set up to calculate the anisotropy field distribution in assemblies of single domain particles from a special type of remanence curves. The formalism takes into account thermal fluctuations which are essential for small particle volumes.

引用

页码：366 / 370

页数：5

共 6 条

[1] EXPERIMENTAL DETERMINATION OF ANISOTROPY DISTRIBUTION IN FERROMAGNETIC POWDERS [J].

FLANDERS, PJ ;

SHTRIKMAN, S .

JOURNAL OF APPLIED PHYSICS, 1962, 33 (01) :216-&

[2] SHAPE DISTRIBUTION OF MAGNETIC POWDERS [J].

JOHNSON, CE ;

BROWN, WF .

JOURNAL OF APPLIED PHYSICS, 1958, 29 (12) :1699-1701

[3] DETERMINATION OF ANISOTROPY-FIELD DISTRIBUTION IN PARTICLE ASSEMBLIES TAKING INTO ACCOUNT THERMAL FLUCTUATIONS [J].

PFEIFFER, H .

PHYSICA STATUS SOLIDI A-APPLIED RESEARCH, 1990, 118 (01) :295-306

[4] ANISOTROPY AND SWITCHING BEHAVIOR OF RECORDING MEDIA - COMPARISON OF BARIUM FERRITE AND ACICULAR PARTICLES [J].

SHARROCK, MP .

IEEE TRANSACTIONS ON MAGNETICS, 1990, 26 (01) :225-227

[5] STATIC AND DYNAMIC EXPERIMENTAL STUDIES OF PARTICULATE RECORDING MEDIA [J].

SPRATT, GWD ;

BISSELL, PR ;

CHANTRELL, RW ;

WOHLFARTH, EP .

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 1988, 75 (03) :309-318

[6] A MECHANISM OF MAGNETIC HYSTERESIS IN HETEROGENEOUS ALLOYS [J].

STONER, EC ;

WOHLFARTH, EP .

PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL AND PHYSICAL SCIENCES, 1948, 240 (826) :599-642

← 1 →