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    • 37. 发明申请
    • Single crystals of lead magnesium niobate-lead titanate
    • 铅镁铌酸铅钛酸铅单晶
    • US20050072352A1
    • 2005-04-07
    • US10994575
    • 2004-11-22
    • Elgin Eissler
    • Elgin Eissler
    • C30B29/30C30B11/00C30B29/32G01S7/521H04R17/00C30B1/00C30B3/00C30B5/00C30B28/02
    • C30B29/30C30B11/00C30B29/32
    • A method of making a single crystals of lead magnesium niobate-lead titanate (PMN-PT). The method includes providing a crucible containing PMN-PT starting material, and placing the crucible into a furnace having at least two temperature zones, which is subsequently pressured with an inert gas. The crucible then descends into the temperature zones of the vertical. The temperature zones of the furnace include a first temperature zone having a temperature higher than a melting temperature of the PMN-PT material and a second temperature zone having a temperature less than the melting temperature of the PMN-PT material. The single crystals of PMN-PT prepared using the above-described method exhibits a [110] crystal orientation and may be used in electroacoustic transducers. The electroacoustic transducers are useful in devices that detect or generate acoustic waves.
    • 制备铌酸铅镁钛酸铅(PMN-PT)单晶的方法。 该方法包括提供含有PMN-PT起始材料的坩埚,并将坩埚放入具有至少两个温度区的炉中,其随后用惰性气体加压。 坩埚然后下降到垂直的温度区。 炉的温度区域包括温度高于PMN-PT材料的熔融温度的第一温度区域和具有低于PMN-PT材料的熔融温度的温度的第二温度区域。 使用上述方法制备的PMN-PT的单晶显示[110]晶体取向并且可以用于电声换能器中。 电声换能器可用于检测或产生声波的装置。
    • 39. 发明授权
    • BST on low-loss substrates for frequency agile applications
    • BST用于频率敏捷应用的低损耗衬底
    • US06764864B1
    • 2004-07-20
    • US10418372
    • 2003-04-17
    • Hao LiJeffrey M. FinderYong LiangCorey Overgaard
    • Hao LiJeffrey M. FinderYong LiangCorey Overgaard
    • H01L2100
    • H01L21/32105C30B25/18C30B29/32H01L21/31691H01L21/7624
    • An exemplary system and method for providing a microwave regime, frequency-agile device is disclosed as comprising inter alia: a low-loss, insulating substrate (200); a layer of SiO2 (210) over the surface of said substrate; and a layer of BST (220) deposited over the SiO2 layer (210). Disclosed features and specifications may be variously controlled, configured, adapted or otherwise optionally modified to further improve or otherwise optimize frequency response or other material characteristics. Exemplary embodiments of the present invention representatively provide for integrated high-efficiency, low-loss microwave components that may be readily incorporated with existing technologies for the improvement of frequency response, device package form factors, weights and/or other manufacturing, device or material performance metrics.
    • 公开了一种用于提供微波状态的频率敏捷装置的示例性系统和方法,其特别包括:低损耗绝缘基板(200); 在所述衬底的表面上的SiO 2层(210); 以及沉积在SiO 2层(210)上的BST(220)层。 公开的特征和规范可以被不同地控制,配置,适配或以其他方式任意地修改,以进一步改进或以其它方式优化频率响应或其他材料特性。 本发明的示例性实施例代表性地提供了集成的高效率低损耗微波部件,其可以容易地与用于改进频率响应,装置包装形状因子,重量和/或其他制造,装置或材料性能的现有技术结合 指标