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1. 发明申请

US20160077044A1 AMPEROMETRIC ELECTROCHEMICAL SENSORS, SENSOR SYSTEMS AND DETECTION METHODS 审中-公开
标题翻译：电容式电化学传感器，传感器系统和检测方法
公开(公告)号：US20160077044A1
公开(公告)日：2016-03-17
申请号：US14854016
申请日：2015-09-14
申请人： Gene B. Arkenberg , Scott L. Swartz , Matthew M. Seabaugh , Lora B. Thrun
发明人： Gene B. Arkenberg , Scott L. Swartz , Matthew M. Seabaugh , Lora B. Thrun
IPC分类号： G01N27/407
CPC分类号： G01N27/4074 , B32B18/00 , C04B35/00 , C04B2237/343 , C04B2237/62 , C04B2237/68 , C22C29/005 , C22C29/12 , G01N27/4075 , G01N27/417 , G01N33/0031 , G01N33/0037 , G01N33/0054 , Y02A50/245 , Y02A50/246
摘要： An amperometric electrochemical sensor for measuring the concentrations of two or more target gas species in a gas sample or gas stream, wherein the sensor includes first and second electrochemical cells having respective first and second active electrodes, the electrochemical cells further including an electrolyte membrane and a counter electrode, wherein the first electrochemical cell exhibits an additive response with respect to a first and second ones of the target gas species and the second electrochemical cell exhibits a selective response to the first target gas species in the presence of the second target gas species such that the sensor is capable of measuring the respective concentrations of the first and second target gas species.
摘要翻译：一种电流电化学传感器，用于测量气体样品或气体流中两种或更多种目标气体物质的浓度，其中所述传感器包括具有相应的第一和第二活性电极的第一和第二电化学电池，所述电化学电池还包括电解质膜和对电极，其中所述第一电化学电池相对于所述目标气体物质中的第一和第二目标气体物质显示相加响应，并且所述第二电化学电池在所述第二目标气体种类存在下显示对所述第一目标气体种类的选择性响应，传感器能够测量第一和第二目标气体种类的相应浓度。

2. 发明申请

US20120055789A1 AMPEROMETRIC ELECTROCHEMICAL CELLS AND SENSORS 有权
标题翻译：放大电化学电池和传感器
公开(公告)号：US20120055789A1
公开(公告)日：2012-03-08
申请号：US12875407
申请日：2010-09-03
申请人： Scott L. Swartz , Matthew M. Seabaugh , Lora B. Thrun , Paul H. Matter , Michael J. Day , William J. Dawson , Buddy E. McCormick
发明人： Scott L. Swartz , Matthew M. Seabaugh , Lora B. Thrun , Paul H. Matter , Michael J. Day , William J. Dawson , Buddy E. McCormick
IPC分类号： G01N27/407
CPC分类号： G01N33/0054 , G01N27/403 , G01N27/4074 , G01N33/0037
摘要： Amperometric ceramic electrochemical cells comprise, in one embodiment, an electrolyte layer, a sensing electrode layer comprising a ceramic phase and a metallic phase, and a counter electrode layer, wherein the cell is operable in an oxidizing atmosphere and under an applied bias to exhibit enhanced reduction of oxygen molecules at the sensing electrode in the presence of one or more target gases such as nitrogen oxides (NOX) or NH3 and a resulting increase in oxygen ion flux through the cell. In another embodiment, amperometric ceramic electrochemical cells comprise an electrolyte layer comprising a continuous network of a first material which is ionically conducting at an operating temperature of about 200 to 550° C.; a counter electrode layer comprising a continuous network of a second material which is electrically conductive at an operating temperature of about 200 to 550° C.; and a sensing electrode layer comprising a continuous network of a ceramic phase and a metallic phase which is electrically conductive at an operating temperature of about 200 to 550° C., which sensing electrode is operable to exhibit increased charge transfer in the presence of one or more target gas species. These electrochemical cells and additional electrochemical cell embodiments are suitable for use in gas sensors and methods of sensing or detecting one or more target gases.
摘要翻译：电化学陶瓷电化学电池在一个实施方案中包括电解质层，包含陶瓷相和金属相的感测电极层和对电极层，其中电池在氧化气氛中和施加的偏压下可操作以显示增强的在一种或多种目标气体如氮氧化物（NOX）或NH 3存在下，在感测电极处还原氧分子，并导致通过电池的氧离子通量的增加。在另一个实施方案中，电流分析陶瓷电化学电池包括电解质层，其包含第一材料的连续网络，其在约200至550℃的操作温度下离子导电; 对电极层，包括在约200至550℃的操作温度下导电的第二材料的连续网络; 以及感测电极层，其包含在约200至550℃的操作温度下导电的陶瓷相和金属相的连续网络，所述感测电极可操作以在存在一个或多个的情况下表现出增加的电荷转移更多的目标气体种类。这些电化学电池和附加的电化学电池实施例适用于气体传感器和感测或检测一种或多种目标气体的方法。

3. 发明授权

US09011778B2 Hydrogen sensitive composite material, hydrogen gas sensor, and sensor for detecting hydrogen and other gases with improved baseline resistance 有权
公开(公告)号：US09011778B2
公开(公告)日：2015-04-21
申请号：US11974520
申请日：2007-10-12
申请人： Christopher T. Holt , Stephen R. Cummings , Scott L. Swartz , Lora B. Thrun
发明人： Christopher T. Holt , Stephen R. Cummings , Scott L. Swartz , Lora B. Thrun
IPC分类号： G01N27/00 , H01M4/38 , G01N33/00 , H01M8/04
CPC分类号： G01N33/005 , G01N27/04 , H01M4/383 , H01M8/04216 , Y02E60/364 , Y02E60/50
摘要： A hydrogen sensitive composite sensing material based on cerium oxide with or without additives to enhance sensitivity to hydrogen, reduce cross-sensitivities to interfering gases, or lower the operating temperature of the sensor, and a device incorporating these hydrogen sensitive composite materials including a support, electrodes applied to the support, and a coating of hydrogen sensitive composite material applied over the electroded surface. The sensor may have in integral heater. The sensor may have a tubular geometry with the heater being inserted within the tube. A gas sensor device may include a support, electrodes applied to the support, and a dual sensor element to cancel unwanted effects on baseline resistance such as those resulting from atmospheric temperature changes. The hydrogen sensitive composite material or other gas sensitive materials may be used in the dual element gas sensor device.

4. 发明申请

US20090090626A1 Hydrogen sensitive composite material, hydrogen gas sensor, and sensor for detecting hydrogen and other gases with improved baseline resistance 有权
标题翻译：氢敏感复合材料，氢气传感器和用于检测氢气和其他气体的传感器，具有改善的基线电阻
公开(公告)号：US20090090626A1
公开(公告)日：2009-04-09
申请号：US11974520
申请日：2007-10-12
申请人： Christopher T. Holt , Stephen R. Cummings , Scott L. Swartz , Lora B. Thrun
发明人： Christopher T. Holt , Stephen R. Cummings , Scott L. Swartz , Lora B. Thrun
IPC分类号： G01N27/26 , C01F17/00
CPC分类号： G01N33/005 , G01N27/04 , H01M4/383 , H01M8/04216 , Y02E60/364 , Y02E60/50
摘要： A hydrogen sensitive composite sensing material based on cerium oxide with or without additives to enhance sensitivity to hydrogen, reduce cross-sensitivities to interfering gases, or lower the operating temperature of the sensor, and a device incorporating these hydrogen sensitive composite materials including a support, electrodes applied to the support, and a coating of hydrogen sensitive composite material applied over the electroded surface. The sensor may have in integral heater. The sensor may have a tubular geometry with the heater being inserted within the tube. A gas sensor device may include a support, electrodes applied to the support, and a dual sensor element to cancel unwanted effects on baseline resistance such as those resulting from atmospheric temperature changes. The hydrogen sensitive composite material or other gas sensitive materials may be used in the dual element gas sensor device.
摘要翻译：基于具有或不具有添加剂的氧化铈的氢敏感复合材料感测材料，以增强对氢的敏感性，降低对干扰气体的交叉敏感性，或降低传感器的工作温度，以及包含这些氢敏感复合材料的装置，包括载体，施加到载体上的电极，以及涂覆在电镀表面上的氢敏复合材料涂层。传感器可能有一体式加热器。传感器可以具有管状几何形状，其中加热器插入管内。气体传感器装置可以包括支撑件，施加到支撑件的电极，以及用于消除对基线电阻（例如由大气温度变化引起的那些）的不利影响的双传感器元件。氢敏感复合材料或其他气体敏感材料可用于双元件气体传感器装置。

5. 发明授权

US08974657B2 Amperometric electrochemical cells and sensors 有权
标题翻译：电化学电池和传感器
公开(公告)号：US08974657B2
公开(公告)日：2015-03-10
申请号：US12875407
申请日：2010-09-03
申请人： Scott L. Swartz , Matthew M. Seabaugh , Lora B. Thrun , Paul H. Matter , Michael J. Day , William J. Dawson , Buddy E. McCormick
发明人： Scott L. Swartz , Matthew M. Seabaugh , Lora B. Thrun , Paul H. Matter , Michael J. Day , William J. Dawson , Buddy E. McCormick
IPC分类号： G01N33/00 , G01N27/403
CPC分类号： G01N33/0054 , G01N27/403 , G01N27/4074 , G01N33/0037
摘要： Amperometric ceramic electrochemical cells comprise, in one embodiment, an electrolyte layer, a sensing electrode layer comprising a ceramic phase and a metallic phase, and a counter electrode layer, wherein the cell is operable in an oxidizing atmosphere and under an applied bias to exhibit enhanced reduction of oxygen molecules at the sensing electrode in the presence of one or more target gases such as nitrogen oxides (NOX) or NH3 and a resulting increase in oxygen ion flux through the cell. In another embodiment, amperometric ceramic electrochemical cells comprise an electrolyte layer comprising a continuous network of a first material which is ionically conducting at an operating temperature of about 200 to 550° C.; a counter electrode layer comprising a continuous network of a second material which is electrically conductive at an operating temperature of about 200 to 550° C.; and a sensing electrode layer comprising a continuous network of a ceramic phase and a metallic phase which is electrically conductive at an operating temperature of about 200 to 550° C., which sensing electrode is operable to exhibit increased charge transfer in the presence of one or more target gas species. These electrochemical cells and additional electrochemical cell embodiments are suitable for use in gas sensors and methods of sensing or detecting one or more target gases.
摘要翻译：电化学陶瓷电化学电池在一个实施方案中包括电解质层，包含陶瓷相和金属相的感测电极层和对电极层，其中电池在氧化气氛中和施加的偏压下可操作以显示增强的在一种或多种目标气体如氮氧化物（NOX）或NH 3存在下，在感测电极处还原氧分子，并导致通过电池的氧离子通量的增加。在另一个实施方案中，电流分析陶瓷电化学电池包括电解质层，其包含第一材料的连续网络，其在约200至550℃的操作温度下离子导电; 对电极层，包括在约200至550℃的操作温度下导电的第二材料的连续网络; 以及感测电极层，其包含在约200至550℃的操作温度下导电的陶瓷相和金属相的连续网络，该感测电极可操作以在存在一个或多个的情况下显示出增加的电荷转移更多的目标气体种类。这些电化学电池和附加的电化学电池实施例适用于气体传感器和感测或检测一种或多种目标气体的方法。

6. 发明申请

US20090218220A1 Amperometric Electrochemical Cells and Sensors 审中-公开
标题翻译：电流电化学电池和传感器
公开(公告)号：US20090218220A1
公开(公告)日：2009-09-03
申请号：US12395998
申请日：2009-03-02
申请人： Paul J. Matter , Matthew M. Seabaugh , Lora B. Thrun , Scott L. Swartz , Michael J. Day , William J. Dawason , Buddy E. McCormick
发明人： Paul J. Matter , Matthew M. Seabaugh , Lora B. Thrun , Scott L. Swartz , Michael J. Day , William J. Dawason , Buddy E. McCormick
IPC分类号： G01N27/26
CPC分类号： G01N27/4074 , G01N27/4075 , G01N33/0037 , G01N33/0054 , Y02A50/245 , Y02A50/246
摘要： Amperometric ceramic electrochemical cells comprise, in one embodiment, an electrolyte layer, a sensing electrode layer, and a counter electrode layer, wherein the cell is operable in an oxidizing atmosphere and under an applied bias to exhibit enhanced reduction of oxygen molecules at the sensing electrode in the presence of one or more target gases such as nitrogen oxides (NOX) or NH3 and a resulting increase in oxygen ion flux through the cell. In another embodiment, amperometric ceramic electrochemical cells comprise an electrolyte layer comprising a continuous network of a first material which is ionically conducting at an operating temperature of about 200 to 550° C.; a counter electrode layer comprising a continuous network of a second material which is electrically conductive at an operating temperature of about 200 to 550° C.; and a sensing electrode layer comprising a continuous network of a third material which is electrically conductive at an operating temperature of about 200 to 550° C., which sensing electrode is operable to exhibit increased charge transfer in the presence of one or more target gas species. These electrochemical cells and additional electrochemical cell embodiments are suitable for use in gas sensors and methods of sensing or detecting one or more target gases.
摘要翻译：电化学陶瓷电化学电池在一个实施方案中包括电解质层，感测电极层和对电极层，其中电池在氧化气氛中和施加的偏压下可操作以显示在感测电极处的氧分子的增强的还原在一种或多种目标气体如氮氧化物（NOX）或NH 3存在下，并导致通过电池的氧离子通量的增加。在另一个实施方案中，电流分析陶瓷电化学电池包括电解质层，其包含第一材料的连续网络，其在约200至550℃的操作温度下离子导电; 对电极层，包括在约200至550℃的操作温度下导电的第二材料的连续网络; 以及感测电极层，其包括在约200至550℃的操作温度下导电的第三材料的连续网络，所述感测电极可操作以在存在一种或多种目标气体种类的情况下表现出增加的电荷转移。这些电化学电池和附加的电化学电池实施例适用于气体传感器和感测或检测一种或多种目标气体的方法。

7. 发明申请

US20080023329A1 Exhaust gas sensor having a conductive shield and method for routing mobile ions to a contact pad utilizing the conductive shield 审中-公开
标题翻译：具有导电屏蔽的废气传感器和利用导电屏蔽将移动离子引导到接触垫的方法
公开(公告)号：US20080023329A1
公开(公告)日：2008-01-31
申请号：US11496125
申请日：2006-07-31
申请人： Lora B. Thrun , Eric P. Clyde , Walter T. Symons , Gene A. Mausolf
发明人： Lora B. Thrun , Eric P. Clyde , Walter T. Symons , Gene A. Mausolf
IPC分类号： G01N27/26
CPC分类号： G01N27/4071
摘要： A conductive shield for routing mobile ions to contact pad in accordance with an exemplary embodiment is provided. The conductive shield includes a first conductive path electrically coupled to the contact pad. The conductive shield further includes a second conductive path electrically coupled to first and second locations on the first conductive path such that when a physical break occurs in the first conductive path between the first and second locations, mobile ions in the first conductive path are still routed to the contact pad through the second conductive path.
摘要翻译：提供了根据示例性实施例的用于将移动离子引导到接触垫的导电屏蔽。导电屏蔽包括电耦合到接触垫的第一导电路径。导电屏蔽还包括电耦合到第一导电路径上的第一和第二位置的第二导电路径，使得当在第一和第二位置之间的第一导电路径中发生物理断裂时，第一导电路径中的移动离子仍被路由通过第二导电路径连接到接触垫。

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