Lattice instability of Ni2MnGa

被引：1

作者：

Kokorin, VV ^{[1
]}

Chernenko, VA ^{[1
]}

Pons, J ^{[1
]}

Segui, C ^{[1
]}

Cesari, E ^{[1
]}

机构：

[1] UNIV ISLAS BALEARES,E-07071 PALMA DE MALLORCA,SPAIN

来源：

PHYSICS OF THE SOLID STATE | 1997年 / 39卷 / 03期

关键词：

Spectroscopy; State Physics; Transition Temperature; Temperature Interval; Martensitic Transformation;

D O I：

10.1134/1.1129856

中图分类号：

O469 [凝聚态物理学];

学科分类号：

070205 ;

摘要：

Anomalies have been detected in the temperature behavior of the physical properties of Ni2MnGa in the temperature interval preceding the martensitic transformation, which is attributed to TA(2) phonon mode condensation at T = T-l > T-m (T-m is the martensitic transition temperature). (C) 1997 American Institute of Physics.

引用

页码：485 / 487

页数：3

共 5 条

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Blinc R., 1975, SOFT MODES FERROELEC

[2] SOFT MODES IN NI2MNGA SINGLE-CRYSTALS [J].

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[3] Nucleation due to surface phonon softening [J].

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PHASE TRANSITIONS, 1995, 54 (03) :143-149

[4]

REISSLAND JA, 1973, PHYSICS PHONONS

[5] PHONON ANOMALY, CENTRAL PEAK, AND MICROSTRUCTURES IN NI2MNGA [J].

ZHELUDEV, A ;

SHAPIRO, SM ;

WOCHNER, P ;

SCHWARTZ, A ;

WALL, M ;

TANNER, LE .

PHYSICAL REVIEW B, 1995, 51 (17) :11310-11314

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