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    • 3. 发明申请
    • METHOD AND APPARATUS FOR HIGH-ORDER DIFFERENTIAL ION MOBILITY SEPARATIONS
    • 用于高阶差分离子移动分离的方法和装置
    • WO2007038127A1
    • 2007-04-05
    • PCT/US2006/036633
    • 2006-09-20
    • BATTELLE MEMORIAL INSTITUTESHVARTSBURG, Alexandre, A.SMITH, Richard, D.ANDERSON, Gordon, A.
    • SHVARTSBURG, Alexandre, A.SMITH, Richard, D.ANDERSON, Gordon, A.
    • G01N27/64
    • G01N27/624
    • The present invention relates generally to separation of ions based on their transport properties. More particularly, the invention relates to separation of ionic mixtures and characterization of ions in gases using higher-order differential ion mobility spectrometry (HODIMS) enabled by asymmetric waveforms of fundamentally new types. The invention discloses a method and apparatus for separation of ionic mixtures and characterization, identification, or quantification of ions in a gas based substantially on the terms of third or higher order in a series expansion of ion mobility as a function of electric field intensity. This is achieved using a periodic, time-dependent electric field with novel waveform profiles that cancel or substantially reduce the contributions to time-averaged ion motion of the leading n (where n ≥ 2) terms of that expansion, thereby achieving ion separations based substantially on the ( n + 1 )th term. Separations using HODIMS with different n are expected to be highly orthogonal, enabling multidimensional separations employing HODIMS analyzers of different orders. The expected high orthogonality between HODIMS and mass spectrometry or ion mobility spectrometry would make HODIMS/MS and HODIMS/IMS combinations powerful analytical tools of broad utility.
    • 本发明一般涉及基于它们的运输特性分离离子。 更具体地,本发明涉及离子混合物的分离和使用通过基本上新型的不对称波形实现的高阶差分离子迁移谱(HODIMS)的气体中的离子表征。 本发明公开了一种用于分离离子混合物的方法和装置,并且基于离子迁移率的串联扩展作为电场强度的函数,基本上以三阶或更高阶的项为基础来表征,鉴定或定量气体中的离子。 这是使用具有新颖波形分布的周期性,时间依赖性电场来实现的,其消除或基本上减少对该扩展的前导n(其中n = 2)项的时间平均离子运动的贡献,从而实现基本上基于离子分离 在第(n + 1)项。 使用具有不同n的HODIMS的分离预计将具有高度正交性,可以使用具有不同阶数的HODIMS分析仪进行多维分离。 HODIMS和质谱法或离子迁移光谱法之间预期的高正交性将使HODIMS / MS和HODIMS / IMS组合成为强大的广泛应用的分析工具。
    • 5. 发明申请
    • ADVANCED CAPABILITY RFID SYSTEM
    • 高级能力RFID系统
    • WO2006101495A1
    • 2006-09-28
    • PCT/US2005/009762
    • 2005-03-23
    • BATTELLE MEMORIAL INSTITUTEGILBERT, Ronald, W.STEELE, Kerry, D.ANDERSON, Gordon, A.
    • GILBERT, Ronald, W.STEELE, Kerry, D.ANDERSON, Gordon, A.
    • G06K19/07
    • G06K19/0716G06K19/0723
    • A radio-frequency transponder device having an antenna circuit configured to receive radio-frequency signals and to return modulated radio-frequency signals via continuous wave backscatter, a modulation circuit coupled to the antenna circuit for generating the modulated radio-frequency signals, and a microprocessor coupled to the antenna circuit and the modulation circuit and configured to receive and extract operating power from the received radio-frequency signals and to monitor inputs on at least one input pin and to generate responsive signals to the modulation circuit for modulating the radio-frequency signals. The microprocessor can be configured to generate output signals on output pins to associated devices for controlling the operation thereof. Electrical energy can be extracted and stored in an optional electrical power storage device.
    • 一种射频应答器装置,其具有被配置为接收射频信号并且经由连续波反向散射返回经调制的射频信号的天线电路,耦合到所述天线电路的用于产生调制的射频信号的调制电路,以及微处理器 耦合到所述天线电路和所述调制电路,并且被配置为从所接收的射频信号接收和提取工作功率,并监视至少一个输入引脚上的输入,并产生响应信号到所述调制电路,用于调制所述射频信号 。 微处理器可被配置为在输出引脚上产生相关器件的输出信号以控制其操作。 电能可以提取并存储在可选的电力存储装置中。
    • 6. 发明申请
    • MICROCHIP AND WEDGE ION FUNNELS AND PLANAR ION BEAM ANALYZERS USING SAME
    • 使用相同的微型和离子束离子束和平面离子束分析仪
    • WO2012141771A1
    • 2012-10-18
    • PCT/US2012/021338
    • 2012-01-13
    • BATTELLE MEMORIAL INSTITUTESHVARTSBURG, Alexandre A.ANDERSON, Gordon A.SMITH, Richard D.
    • SHVARTSBURG, Alexandre A.ANDERSON, Gordon A.SMITH, Richard D.
    • H01J49/00H01J49/06
    • H01J49/0018H01J49/066
    • Electrodynamic ion funnels confine, guide, or focus ions in gases using the Dehmelt potential of oscillatory electric field. New funnel designs operating at or close to atmospheric gas pressure are described. Effective ion focusing at such pressures is enabled by fields of extreme amplitude and frequency, allowed in microscopic gaps that have much higher electrical breakdown thresholds in any gas than the macroscopic gaps of present funnels. The new microscopic-gap funnels are useful for interfacing atmospheric-pressure ionization sources to mass spectrometry (MS) and ion mobility separation (IMS) stages including differential IMS or FAIMS, as well as IMS and MS stages in various configurations. In particular, "wedge" funnels comprising two planar surfaces positioned at an angle and wedge funnel traps derived therefrom can compress ion beams in one dimension, producing narrow belt-shaped beams and laterally elongated cuboid packets. This beam profile reduces the ion density and thus space-charge effects, mitigating the adverse impact thereof on the resolving power, measurement accuracy, and dynamic range of MS and IMS analyzers, while a greater overlap with coplanar light or particle beams can benefit spectroscopic methods.
    • 电动离子漏斗使用振荡电场的Dehmelt电位限制,引导或聚焦气体中的离子。 描述了处于或接近大气压力的新漏斗设计。 在这种压力下的有效离子聚焦是通过极大幅度和频率的场来实现的,微观间隙允许在任何气体中具有比当前漏斗的宏观间隙高得多的电击穿阈值。 新的微间隙漏斗可用于将大气压电离源与包括差分IMS或FAIMS的质谱(MS)和离子迁移率分离(IMS)阶段以及各种配置的IMS和MS阶段进行接口。 特别地,包括两个平坦的表面定位成角度的楔形漏斗和从其衍生的楔形漏斗捕获器可以在一个维度上压缩离子束,产生窄的带状波束和横向延伸的立方体分组。 这种光束轮廓降低了离子密度,从而降低了空间电荷效应,减轻了MS和IMS分析仪的分辨率,测量精度和动态范围的不利影响,而与共面光或粒子束的更大重叠可有利于光谱方法 。