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piezoelectric devices
    Research on Application of Piezoelectric Devices in Active Control of Wire Vibration
    应用压电器件实施丝振主动控制的研究
    Comments on ZnO Bulk Single Crystals Used in Piezoelectric Devices
    制作压电器件氧化锌单晶的评述(英文)
    Due to their excellent physical and chemical properties, ZnO films have many realized and potential applications such as surface acoustic wave devices, planar optical waveguides, transparent electrodes, ultraviolet photodetectors, piezoelectric devices, gas sensors, UV/violet/blue-LEDs (light emiting diodes) and -LDs (laser diodes), etc.
    ZnO薄膜结构在许多领域具有现实及潜在的应用,如表面声波器件、平面波导、透明电极、紫外光探测器、压电器件、气敏传感器、紫外/蓝紫/蓝光-LED(发光二极管)及激光二极管等。 我们用射频磁控溅射法分别在x切及z切LiNbO_3衬底上生长了ZnO/MgZnO双层结构。
    ZnO, a novel direct-wide-band-gap semiconductor material, has extensive applications in the fields of piezoelectric devices, varistor, solar cells, liquid crystal display.
    ZnO是一种新型的Ⅱ-Ⅵ族直接带隙化合物材料,ZnO薄膜在很多领域有着广泛的应用,它在压电器件、太阳能电池、气敏元件、压敏器件、液晶显示等领域已有了很好的应用。
    The obtained piezoelectric ceramics with excellent piezoelectric properties sintered at 950oC are expected as optional materials for high power piezotransformers and are helpful to decrease the cost of multilayer piezoelectric devices.
    通过低温烧结研究,获得的具有良好电学性能的950oC烧结的压电陶瓷,在大功率压电变压器上具有较好的应用前景,有助于降低多层压电器件的生产成本。
    ZnO is a very promising material for blue and ultraviolet light-emitting devices, gas sensors, surface acoustic wave devices, piezoelectric devices, high temperature mico-electronic devices and photoelectron devices and so on. Many investigations have been focusing on it in the field of photoelectronics.
    ZnO基半导体在蓝光和紫外光发射、高密度存储、气敏传感器、表面声波器件、太阳能电池、显示器件、压电器件、高温微电子器件、光电子器件等方面显示出广阔的应用前景,使其成为继GaN之后光电研究领域又一热门的研究课题。
    are introduced. While analysing the controls, different characteristics of piezoelectric devices are also discussed.
    在分析各种控制原理的同时,指出了对压电器件的不同特性要求.
    This power supply is characterized by making the output of piezoelectric actuator to be controlled automatically and the range of the output is wide,so that it is suitable to the piezoelectric devices based on the principle of anti piezoelectric effect as well as the application field in the aim of static displacement.
    该电源具有易于实现压电致动器输出自动控制和输出范围大的特点,适宜逆压电效应为基本原理的压电器件在以静态位移输出为主要目的的场合应用。
    The development of piezoelectric devices and their applications depends on the renewing of piezoelectric materials and improvement of performance.
    压电器件及其应用的发展,取决于压电材料种类的更新和性能的提高。
    With the appearance of new materials and new techniques, the applications of piezoelectric devices are changed with each passing day.
    随着新工艺和新材料的出现,压电器件的应用也日新月异。
    This paper introduces the study of a new ice sensor based on piezoelectric devices.
    介绍了一种采用压电器件为核心元件的新型冰传感器。
    As to the characteristic of piezoelectric ceramic actuators,a power amplifier for piezoelectric actuator was proposed,which can apply high voltage(±200 V peak to peak) to the actuator and it is characterized by making the output of piezoelectric actuator to scan at the operational frequency of 50~200 Hz. It is also suitable to the piezoelectric devices based on the principle of anti piezoelectric effect as well as the application field in the aim of dynamic displacement.
    针对压电扫描驱动器的工作特点研制了一种压电陶瓷驱动器专用功率放大器 ,它可给驱动器提供很高的电压输出 (± 2 0 0 V(峰 -峰值 ) ) ,并且使驱动器在 5 0~ 2 0 0 Hz的工作频率进行扫描 ,也可适用于以逆压电效应为基本原理的压电器件在以动态输出为主要目的情况下应用。
    Three pairs of frequencies can be obtained as measuring the admittance circle of a piezoelectric crystal. The vibration modes and frequency characters of sonic motor, transducers and piezoelectric devices can been analyzed by making use of these frequencies.
    测量压电晶体的导纳圆可以得到3对频率,用这些频率可分析超声马达、换能器以及压电器件的振动模态及其频率特征。
    Experiments show that the driving power is suitable for the piezoelectric miropump and other small piezoelectric devices based on the principle of anti-piezoelectric effect in dynamic application.
    实验表明,驱动电源能满足压电微型泵的使用要求,也适用于以逆压电效应为基本原理的微小压电器件的动态应用。
    ZnO material has a long history in the application of piezoelectric devices.
    氧化锌材料制作压电器件已经有很长的研究历史,自从Robert F.
 

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