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1)  BAW
体声波
1.
The BAW Properties of LGS on the YZ,XZ and XY Planes;
YZ、XZ、XY面内硅酸镓镧晶体的体声波特性
2.
STUDY OF BAW RESONATOR USING TECHNOLOGY OF NbN AlN;
基于NbN,AlN技术的体声波器件研究
3.
Study of RF-MEMS BAW Filter Using Surface Micromachining;
基于硅表面加工工艺的射频体声波滤波器研究
2)  bulk acoustic filters
体声波滤波
3)  bulk acoustic wave
声体波
1.
There is the excitation of bulk acoustic waves inside the substrate besides the excitation of surface acoustic waves along the substrate surface when interdigital transducer is powered by the electrical signal with one frequency.
叉指换能在一定频率的电信号激励下,除沿基片表面激励声表面波外,还将向基片内部激励声体波。
2.
After the discovery of zero temperature dependence cut of LGS single crystal, the studies on its piezoelectric performance, bulk acoustic wave and surface acoustic wave performances became the focus of researches.
最初,LGS被作为激光晶体研究,自从有关LGS单晶振动具有零温度系数的报道之后,对LGS的压电性能以及声体波(BAW,bulk acoustic wave)、声表面波(SAW,surface acoustic wave)性能的研究成为热点。
4)  bulk acoustic waves
声体波
1.
In this paper,the propagating velocities of bulk acoustic waves(BAW) in new-type piezoelectric crystal Ca3NbGa3Si2O14(CNGS) were calculated along the x,y,and z axes.
本文计算了沿Ca3NbGa3Si2O14(CNGS)晶体的x、y和z方向传播的声体波(BAW)的声速,绘制了yz、xy和xz面传播的慢速度分布曲线。
2.
The expressions of bulk acoustic waves(BAW)propagating on YZ,XY and XZ planes of the La_3Ga_5SiO_(14)(LGS)crystal were deduced in detail.
详细推导计算了声体波(BAW)在La3Ga5SiO14 (LGS)晶体中分别沿YZ、XY、XZ面传播的纯切变波,准切变波,准纵波的表达式。
5)  body sound velocity
体波声速
6)  Bulk acoustic wave devices
体声波器件
补充资料:磁声波
      磁流体力学中声波与阿尔文波互相耦合形成的一种波。有快磁声波和慢磁声波之分,对于均匀理想介质,二者的相速度V+及V-为:
  式中θ为磁声波的传播方向与磁场方向的夹角,VA为带磁等离子体中的阿尔文速度,cS为介质中声速。当θ=0时,V+=±VA或±cS,磁声波退化为压缩阿尔文波和纯声波。当时,
  
  
  
  
  就只有快磁声波而无慢磁声波。
  

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