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    • 7. 发明申请
    • PHOTODISSOCIATION AND LASING IN AIR FOR REMOTE SENSING
    • 空气中的光电和激光进行远程感测
    • WO2013009911A3
    • 2013-07-11
    • PCT/US2012046305
    • 2012-07-11
    • UNIV PRINCETONMILES RICHARD BDOGARIU ARTHURMICHAEL JAMES B
    • MILES RICHARD BDOGARIU ARTHURMICHAEL JAMES B
    • H01S3/22G01N21/17G01N21/65H01S3/00H01S3/094H01S3/23
    • H01S3/097G01N21/1717G01N21/65G01N2021/1725G01N2021/1793G01N2021/655H01S3/0014H01S3/094092H01S3/22H01S3/2391
    • Systems and methods for lasing molecular gases, and systems and methods of detecting molecular species are provided. The systems and methods can include the use of an excitation laser (820) tuned to a wavelength associated with oxygen or nitrogen. The lasing-can occur in both the forward and reverse directions relative to the excitation laser beam (822). Reverse lasing can provide a laser beam (824) that propagates back toward the excitation laser source (820), and can provide a method for remote sampling of molecular species contained in the air with a dichroic beam splitter (835) and detector (830). For example, systems and methods of detecting a molecular species of interest can be achieved by using the properties of the backward or forward propagating air laser to indicate a change in a pulse from the source of laser pulses caused by a modulation laser (810) tuned to interact with the molecular species of interest by changing the properties of the air by heating or multi-photon ionization of a Raman interaction.
    • 提供了用于激发分子气体的系统和方法,以及检测分子种类的系统和方法。 系统和方法可以包括使用调谐到与氧或氮相关的波长的激发激光器(820)。 激光可以相对于激发激光束(822)在正向和反向方向上发生。 反向激光可以提供朝向激发激光源(820)传播的激光束(824),并且可以提供用二色性分束器(835)和检测器(830)远程采样包含在空气中的分子种类的方法, 。 例如,可以通过使用反向或正向传播的空气激光器的特性来指示从由调制激光器(810)调谐的激光脉冲源引起的脉冲的变化来实现检测感兴趣的分子种类的系统和方法 通过改变拉曼相互作用的加热或多光子电离来改变空气的性质来与感兴趣的分子物质相互作用。
    • 9. 发明申请
    • SYSTEMS AND METHOD FOR DETECTION AND QUANTITATION OF ANALYTES USING IMPEDANCE ANALYSIS
    • 使用阻抗分析检测和分析分析的系统和方法
    • WO2012141605A4
    • 2012-12-20
    • PCT/RO2012000003
    • 2012-02-16
    • CT INTERNAT DE BIODINAMICAGHEORGHIU EUGENBRATU DUMITRUDAVID MIHAI SORINPOLONSCHII CRISTINA
    • GHEORGHIU EUGENBRATU DUMITRUDAVID MIHAI SORINPOLONSCHII CRISTINA
    • G01N27/06G01N21/55G01N27/02G01N33/543
    • C12Q1/6825G01N21/1717G01N21/553G01N21/645G01N27/02G01N27/745G01N33/5308G01N33/5438G01N35/0098Y10T436/143333C12Q2563/116C12Q2563/143
    • Method and a system for detecting the presence and/or determining the concentration of certain analytes. The method consists of receiving in a measurement chamber a sample comprising a target analyte, wherein the measurement chamber includes an electrode pair (42a-b), in which at least one of the electrodes (42a) is compatible with optical measurements, acting as a light sensitive sensor connected to an optical analyzer (32); applying an oscillating actuation field (e.g. magnetic, electromagnetic, mechanic) to the measurement chamber (12), the applied field oscillating with a first frequency; measuring a target electrical impedance of the electrode pair (42a-b), the impedance indicative of a change of position of the target analyte (60) in response to applying the oscillating actuation field, wherein measuring the target electrical impedance comprises applying an electrical signal to the electrode pair (42a-b), the electrical signal oscillating with a second frequency distinct from the first frequency; measuring a target optical parameter, e.g. the intensity of the emitted light of the target analyte in response to applying the oscillating actuation field, wherein measuring the target, the intensity of the emitted light comprises applying an electromagnetic signal to the target analyte, the electromagnetic signal (e.g. light); determining a frequency component of the target electrical or/and optical parameter of the electrode pair at the first frequency; and determining a concentration of the target analyte according to the frequency component of the target electrical or/and optical parameter.
    • 用于检测某些分析物的存在和/或确定浓度的方法和系统。 该方法包括在测量室中接收包含目标分析物的样品,其中测量室包括电极对(42a-b),其中至少一个电极(42a)与光学测量相兼容,其作为 光敏传感器连接到光学分析器(32); 将振荡致动场(例如磁,电磁,机械)施加到测量室(12),所施加的场以第一频率振荡; 测量电极对(42a-b)的目标电阻抗,响应于施加振荡致动场而指示目标分析物(60)的位置变化的阻抗,其中测量目标电阻抗包括施加电信号 电极对(42a-b),电信号以与第一频率不同的第二频率振荡; 测量目标光学参数,例如, 响应于施加振荡致动场的目标分析物的发射光的强度,其中测量目标,发射光的强度包括向目标分析物施加电磁信号,电磁信号(例如光); 以所述第一频率确定所述电极对的目标电或/和光参数的频率分量; 以及根据目标电或/和光学参数的频率分量确定目标分析物的浓度。
    • 10. 发明申请
    • DETECTION DEVICE
    • 检测装置
    • WO2012063795A3
    • 2012-07-26
    • PCT/JP2011075663
    • 2011-11-08
    • UNIV TOKYOQFACTOR LTDTOMY CO LTDITO SEIGOTAKIGUCHI KIYOAKI
    • ITO SEIGOTAKIGUCHI KIYOAKI
    • G01N21/63
    • G01N21/21G01N21/1717G01N2021/1721
    • Proposed is a detection device capable of improving detection sensitivity. The detection device (1) is provided with: an conferral means (10) which confers the local site of a sample (SPL) with oscillating waves; an augmentation means (20) which applies a quasi-electrostatic field to all or a part of the sample (SPL) and augments the oscillation energy of the carrier obtained by the sample (SPL) by polarization at the local site; and a detection means (30) for detecting the carrier of which the oscillation energy is augmented by the augmentation means (20). The wider induction of polarization at the locality of the sample (SPL) by the augmentation means (20) in this detection device (1) enables the detection of the carrier without strengthening the output of the oscillating waves.
    • 提出能够提高检测灵敏度的检测装置。 检测装置(1)具有:赋予样品(SPL)的局部位置具有振荡波的赋予装置(10); 对所述样品(SPL)的全部或一部分施加准静电场的增强装置(20),并通过所述局部位置的极化增强由所述样品(SPL)获得的所述载体的振荡能量; 以及检测装置(30),用于检测由所述增加装置(20)增加所述振荡能量的载波。 通过该检测装置(1)中的增强装置(20)在样本(SPL)的位置处的更大的极化感应使得能够检测载波而不强化振荡波的输出。