magnetostrictive

Therefore, a controllable solidification technique is urgently wanted to prepare bulk Fe-Ga magnetostrictive alloys which could achieve high texture and the metastable phase formed in rapid solidification.

因此，寻求一种可生长大体积、可良好取向和可得到快速凝固亚稳结构的凝固控制技术就成为制备高性能Fe-Ga类磁致伸缩材料的关键问题之一。

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GMM ( Giant Magnetostrictive Material) is a new type of function material appearing in recent years with giant strain, fast response speed, high energy density and large output force and so on.

超磁致伸缩材料（giant magnetostrictive material，简写为GMM）是近年才出现的一种新型功能材料，具有应变大、响应速度快、能量传输密度高、输出力大等优异性能。

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Study on the Application of Magnetostrictive Actuator for Active Vibration Control

磁致伸缩材料作动器在振动主动控制中的应用研究

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Considering the characteristics of giant magnetostrictive material ( GMM ) , a micro-displacement actuator active vibration control was designed.

在分析超磁致伸缩材料特性的基础上设计了一种微位移作动器.

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Study on Giant Magnetostrictive Actuator Based on Disk-Shape Diaphragm Compliant Structure

基于圆形膜片柔性结构的超磁致伸缩执行器的研究

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The appropriate coil structure parameters were presented, and an optimized design scheme was proposed in which pure iron with high magnetic permeability was attached to both ends of the giant magnetostrictive material ( GMM) to reduce loss.

给出了合理的线圈结构参数，提出了在超磁致伸缩材料（GMM）棒两端安装高磁导率的软磁体和减少GMM棒涡流损耗的设计方案，并忽略了气隙的影响。

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Magnetic Properties of Super Magnetostrictive Materials of the Tb-Dy-Fe-M Quarternary Systems

Tb-Dy-Fe-M四元系超磁致伸缩材料的磁性

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For magnetostrictive alloy such as ( ThDy) Fe_2, delayed propagation of unloaded indentation crack as well as delayed domain change and delayed cracking induced by constant magnetic filed in humid air can occur.

对磁致伸缩材料如（ThDy）Fe2，应力和磁场均能引起畴变，卸载压痕裂纹在湿空气中的滞后扩展以及恒磁场引起的滞后畴变及滞后开裂均能发生。

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Then, FBG sensing principle and magnetostrictive effect mechanism of a detailed analysis.

然后, 对光纤布拉格光栅传感原理及磁致伸缩效应的工作机理作了详尽地分析.

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The developmental history and application of magnetostrictive materials are introduced. Their characteristics are compared with those of Pb ( Zr, Ti) O 3 piezoelectric ( PZT) ceramics.

回顾总结了磁致伸缩材料的发展及其在器件方面的应用，对以该材料为核心的各种器件性能作了阐述并与Pb（Zr，Ti）O3（PZT）压电材料进行比较。

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Study of Polarization Maintaining Fiber Magnetic Field Sensor with Magnetostrictive Material Jacket

磁致伸缩材料被覆保偏光纤磁场传感研究

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Based on the problem of measuring the time variable in the development of magnetostrictive liquid level sensor, a design scheme to realize the time variable measurement of high distinguishability is presented by use of complex programmable logic device ( CPLD).

针对磁致伸缩液位传感器的国产化开发研制中的时间量检测问题，提出采用复杂可编程逻辑器件（CPLD）实现高分辨力时间量检测的方案。

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In this experiment, the current was measured by combination fiber bragg grating with super magnetostrictive material ( Tb-Dy-Fe).

本实验采用将光纤布拉格光栅与超磁致伸缩材料Tb-Dy-Fe结合起来的方式测量电流。

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Rare-earth elements have received a great deal attention due to wide application in luminescent materials, laser materials, permanent-magnet materials, magnetic refrigeration materials, magnetostrictive materials, hydrogen storage materials, high temperature superconductor and other high technology fields.

稀土元素广泛地应用于发光材料、激光材料、永磁材料、磁致冷材料、磁致伸缩材料、储氢材料、高温超导材料等高技术领域，已经引起了广泛的重视。

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In this thesis, the longitudinal wave band gap characteristics of phononic crystal containing with magnetostrictive material are studied systematically; as the SH wave propagates in the laminated magneto-electro-elastic phononic crystal, the dispersive relations for the imperfect and perfect interface are given.

本文针对含有磁致伸缩材料的杆状声子晶体，对其纵波禁带特性进行了系统的研究；同时也给出了考虑界面效应的情况下，SH波在层状磁电弹声带隙材料中传播时的色散方程。

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The scheme combines the fiber Bragg grating with magnetostrictive material, realizing the linear relationship of wavelength shift and vertical displacement.

设计方案中将光纤Bragg光栅与磁致伸缩材料相结合，实现了光纤Bragg光栅波长漂移量与侧向位移的线性调谐关系；

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Magnetostrictive actuator is a kind of smart actuators with special features.

超磁致伸缩材料作动器的研制及特性分析磁致伸缩材料作动器是一种具有特色的机敏材料作动器。

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A novel magnetostrictive drive sound helmet was proposed based on analysis of the characteristics of GMM.

在分析了超磁致伸缩材料工作特性的基础上,提出了一种基于超磁致伸缩材料的发音头盔.

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The time variable measurement of high distinguishability is one of key technology in magnetostrictive liquid level sensor in order to realize high accuracy measurement.

高分辨力时间量检测是磁致伸缩液位传感器实现高准确度测量的关键技术之一。

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This article discusses the magnetostrictive principles of the giant magnetostrictive materials, its basic performances and its major effect parameters for Tb-Dy-Fe alloys. Based on the study of micromanipulator, the application of giant magnetostriction materials is explored.

针对Tb-Dy-Fe系合金，研究了超磁致伸缩材料的磁致伸缩原理、基本性能和主要影响参数，并结合现代微器人的研究和开发，探讨了超磁致伸缩材料的实际应用。

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Principle and Application of Micro Motor Driven by Giant Magnetostrictive Material

超磁致伸缩材料驱动微型马达的原理与应用

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Research Progress in New Magnetostrictive Material of Fe-Ga Alloy

新型磁致伸缩材料Fe-Ga合金的研究进展

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According to Δ E effect of magnetostrictive material, elastic modulus could be changed with stress state in the material. Based on the Δ E effect, a method to control the resonance frequency of the magnetoelectric laminated composite is investigated.

依据磁致伸缩材料的ΔE效应，弹性模量可随材料的应力发生变化，利用该特性，研究了一种针对磁电层合材料的谐振频率控制方法。

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As excitation source is the magnetic field, the magnetostrictive laminate of laminated composite realizes the magneto-mechanical conversion, it can influence the ME response of ME laminated composite by changing the properties of magnetostrictive materials.

由于使用磁电材料的激励源是磁场，实现磁机能量转换的是其中的磁致伸缩材料，因此通过改变磁致伸缩材料特性可以影响到整个磁电复合材料的磁电回应特性。

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Two common methods of thermal deformation compensation of the GMM ( Giant Magnetostrictive Material) actuator, the compulsive cooling methods and the thermal compensation methods, were introduced. And the structure and work principle of the GMM actuator and the nozzle flapper valve were analyzed.

介绍了GMM（超磁致伸缩材料）转换器热变形抑制的常用两种方法：冷却和补偿方法，分析了GMM转换器及喷嘴挡板阀的结构组成和工作原理。

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The Measurement of the Electromechanical Coupling Coefficient of the Giant Magnetostrictive Material

阻抗电容耦合放大器超磁致伸缩材料机电耦合系数的测量

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It is shown that the design scheme can meet the required functions for measuring the time variable in magnetostrictive liquid level sensor.

通过理论分析和实践证明：该方案可以满足磁致伸缩液位传感器对时间量检测的功能要求。

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This article researches explores and finds the theory of magnetostrictive materials.

本文研究探索并揭示了超磁致伸缩材料磁电机械参数耦合作用机理；

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A brief description is made of the properties of super magnetostrictive materials, especially the Tb Dy Fe alloy system. The authors also compare the materials with other magnetostrictive materials.

以Tb Dy Fe合金系为主，对稀土超磁致伸缩材料的基本性能作了简要的介绍，并与其他磁、电致伸缩材料进行了对比。

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Giant Magnetostrictive Material ( GMM) is a new functional material which has bi-directional transduction effects, it can be made into Giant Magnetostrictive Actuator ( GMA) by using the direct effect, also can be made into kinds of sensors by using the converse effect.

超磁致伸缩材料（简称GMM）是一种具有双向可逆换能效应的新型功能材料，利用其正效应可制作执行器（GMA），利用其逆效应可制作传感器。

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