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초록
This study demonstrates that preloading via the elastostatic compression imposed on amorphous alloys at room temperature induces homogeneous plastic strain associated with structural disordering. This structural disordering causes disorder, which at room temperature creates excess free volume and in turn enhances the plasticity. In this study, we investigated the effects of various parameters, such as stress level, flow rate and preloading time, on the degree of the structural disordering at room temperature. On the basis of the present findings, we proposed a method of enhancing the plasticity of amorphous alloys.
키워드
Amorphous Alloy; Structural Disordering; Free Volume; Atomic Packing Density; Plasticity Enhancement
- 제목
- 비정질 합금의 소성 증가 방법에 대한 연구
- 제목 (타언어)
- A Study on the Methodology of the Plasticity Enhancement of Amorphous Alloys
- 저자
- 박경원; 이창면; 이광복; 이재철
- 발행일
- 2008
- 저널명
- 소성가공
- 권
- 17
- 호
- 7
- 페이지
- 486 ~ 490