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  • High Temperature Heat Flux Measurement: Sensor Design ...

    The High Temperature Heat Flux Sensor (HTHFS) was designed to survive in the harsh thermal environments typically encountered in hypersonic flight, combustion and propulsion research, and large-scale fire testing. The sensor is capable of continuous use at temperatures up to 1000 â ¦C.

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  • Thin Film Heat Flux Sensor of Improved Design

    material with a high temperature coefficient of resistance, such as platinum or nickel. With no heat flux applied to the sensor, all of the bridge elements (A, B, C and D in figures 2 and 3) are at the initial temperature To, and have resistance R0. With the application of heat flux, the

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  • A study on temperature sensing performance based on the ...

    Eu3+ and Er3+ co-doped YNbO4 powder phosphors were synthesized by a traditional high-temperature solid-state reaction method. A laser of 487.6 nm wavelength was selected to be the excitation source which can pump Eu3+ ions from its thermally populated low-lying 7F2 ground state to the excited state 5D2 and l

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  • Sensors

    In the chemical reaction that proceeds in a high-temperature proton exchange membrane fuel cell stack (HT-PEMFC stack), the internal local temperature, voltage, pressure, flow and current nonuniformity may cause poor membrane material durability and nonuniform fuel distribution, thus influencing the performance and lifetime of the fuel cell stack. In this paper micro-electro-mechanical systems ...

    Get Price
  • Highly sensitive wearable sensor based on a flexible multi ...

    This is caused by the high thermal conductivity of 1,932.73 W/(m K) obtained in our previous work . 4. Conclusions. In conclusion, this work for the first time demonstrates a wearable sensor based on a FGF antenna with high sensitivity, mechanical flexibility, reversible deformability and structure stability.

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  • Numerical simulation of a new generation of high ...

    The power consumption of our SOI-based designs may be as low as ca. 10 mW at 300 degree(s)C and so compares favorably with previously reported values for non-SOI based silicon micromachined gas sensors. In conclusion, SOI technology may be used to fabricate novel high-temperature, micropower resistive and catalytic-gate MOSFET gas/odor sensors.

    Get Price
  • A study on temperature sensing performance based on the ...

    Eu 3+ and Er 3+ co-doped YNbO 4 powder phosphors were synthesized by a traditional high-temperature solid-state reaction method. A laser of 487.6 nm wavelength was selected to be the excitation source which can pump Eu 3+ ions from its thermally populated low-lying 7 F 2 ground state to the excited state 5 D 2 and lift the Er 3+ ions from their 4 I 15/2 to 4 F 7/2 states.

    Get Price
  • ZLWKLQWHJUDWHG PLFURPDFKLQHGKRWSODWHVIRUVHQVLWLYHJDV ...

    experiments were carried out at room temperature and 200 C.) Test gas Concentration (ppm) Hydrogen 500 1000 2000 Ethanol 50 100 200 NO 2 0.1 1 chemical sensors and the heating electrodes of hot plates, followed by 100 nm platinum (Pt) deposition using e-beam evaporation. After device fabrication, high voltage bias

    Get Price
  • Operation of α(6H)-SiC pressure sensor at 500 °C ...

    6H-SiC piezoresistive pressure sensors have been batch fabricated and tested up to 500 °C in atmosphere. At 1000 psi, the full-scale outputs of a typical sensor are 40.66 and 20.03 mV at 23 and 500 °C, respectively. The full-scale linearity of − 0.17% and hysteresis of 0.17% compare favorably with current silicon technology.

    Get Price
  • Application of coulometric electrolytic cells in absolute ...

    Adsorption, desorption, and decomposition of hydrazine (N2H4) on a rhodium foil surface has been studied as a function of N2H4 coverage by means of temperature programmed reaction spectroscopy in ...

    Get Price
  • High Temperature Heat Flux Measurement: Sensor Design ...

    The High Temperature Heat Flux Sensor (HTHFS) was designed to survive in the harsh thermal environments typically encountered in hypersonic flight, combustion and propulsion research, and large-scale fire testing. The sensor is capable of continuous use at temperatures up to 1000 â ¦C.

    Get Price
  • Thin Film Heat Flux Sensor of Improved Design

    material with a high temperature coefficient of resistance, such as platinum or nickel. With no heat flux applied to the sensor, all of the bridge elements (A, B, C and D in figures 2 and 3) are at the initial temperature To, and have resistance R0. With the application of heat flux, the

    Get Price
  • A study on temperature sensing performance based on the ...

    Eu3+ and Er3+ co-doped YNbO4 powder phosphors were synthesized by a traditional high-temperature solid-state reaction method. A laser of 487.6 nm wavelength was selected to be the excitation source which can pump Eu3+ ions from its thermally populated low-lying 7F2 ground state to the excited state 5D2 and l

    Get Price
  • Sensors

    In the chemical reaction that proceeds in a high-temperature proton exchange membrane fuel cell stack (HT-PEMFC stack), the internal local temperature, voltage, pressure, flow and current nonuniformity may cause poor membrane material durability and nonuniform fuel distribution, thus influencing the performance and lifetime of the fuel cell stack. In this paper micro-electro-mechanical systems ...

    Get Price
  • Highly sensitive wearable sensor based on a flexible multi ...

    This is caused by the high thermal conductivity of 1,932.73 W/(m K) obtained in our previous work . 4. Conclusions. In conclusion, this work for the first time demonstrates a wearable sensor based on a FGF antenna with high sensitivity, mechanical flexibility, reversible deformability and structure stability.

    Get Price
  • Numerical simulation of a new generation of high ...

    The power consumption of our SOI-based designs may be as low as ca. 10 mW at 300 degree(s)C and so compares favorably with previously reported values for non-SOI based silicon micromachined gas sensors. In conclusion, SOI technology may be used to fabricate novel high-temperature, micropower resistive and catalytic-gate MOSFET gas/odor sensors.

    Get Price
  • A study on temperature sensing performance based on the ...

    Eu 3+ and Er 3+ co-doped YNbO 4 powder phosphors were synthesized by a traditional high-temperature solid-state reaction method. A laser of 487.6 nm wavelength was selected to be the excitation source which can pump Eu 3+ ions from its thermally populated low-lying 7 F 2 ground state to the excited state 5 D 2 and lift the Er 3+ ions from their 4 I 15/2 to 4 F 7/2 states.

    Get Price
  • ZLWKLQWHJUDWHG PLFURPDFKLQHGKRWSODWHVIRUVHQVLWLYHJDV ...

    experiments were carried out at room temperature and 200 C.) Test gas Concentration (ppm) Hydrogen 500 1000 2000 Ethanol 50 100 200 NO 2 0.1 1 chemical sensors and the heating electrodes of hot plates, followed by 100 nm platinum (Pt) deposition using e-beam evaporation. After device fabrication, high voltage bias

    Get Price
  • Operation of α(6H)-SiC pressure sensor at 500 °C ...

    6H-SiC piezoresistive pressure sensors have been batch fabricated and tested up to 500 °C in atmosphere. At 1000 psi, the full-scale outputs of a typical sensor are 40.66 and 20.03 mV at 23 and 500 °C, respectively. The full-scale linearity of − 0.17% and hysteresis of 0.17% compare favorably with current silicon technology.

    Get Price
  • Application of coulometric electrolytic cells in absolute ...

    Adsorption, desorption, and decomposition of hydrazine (N2H4) on a rhodium foil surface has been studied as a function of N2H4 coverage by means of temperature programmed reaction spectroscopy in ...

    Get Price
  • Skin Friction Sensor Validation for High-Speed, High ...

    This investigation concerns the design, build, and testing of a new class of skin friction sensors capable of performing favorably in high-speed, high-enthalpy flow conditions, such as those experienced by atmospheric re-entry vehicles, scramjets, jet engines, material testing, and industrial processes. Fully understanding and optimizing these complex flows requires knowledge of the relevant ...

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  • High Forces? High Temperatures? 1.5 MM Force Actuations ...

    Sensor evaluation was conducted over a 26-day period (or, to a total of 1.5 million load cycles) according to a 24-hour schedule (illustrated in Figure 3) Ambient temperature was raised from -30°C (-22°F) to 121°C (250°F) over a 5-hour period. Temperature was maintained at 121°C (250°F) for 14 hours, then reduced to -5°C (22°F) A cyclic ...

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  • Integrated Pressure, Temperature & Humidity Sensor MS8607 ...

    High pressure resolution combined with high PTH linearity makes the MS8607 an ideal candidate for environmental monitoring and altimeters in smart phones and tablets, as well as PTH applications such as HVAC and weather stations. Pressure range of 10 to 2000 mbar, QFN package. Features. Integrated pressure, temperature & humidity sensor

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  • Microstructure and Mechanical Properties of CMSX-4 Single ...

    temperature distribution within the samples, the tensile tests were started 15 minutes after reaching the test temperature. At room temperature, the sensor MFA25 (gauge length: 25 mm) was used for strain measurement. At high temperatures, the strain had to be determined from the traverse movement since the mounting of the sensor was not possible.

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  • Porous Ionic Membrane Based Flexible Humidity Sensor and ...

    In addition, the PIM-based sensor is insensitive to temperature (0–95 °C) and pressure (0–6.8 kPa) change, which indicates that it can be used as highly selective flexible humidity sensor. A noncontact switch system containing PIM-based sensor is assembled, and results show that the switch responds favorably to RH change caused

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  • About Us – Acez Sensing

    Home About Us. Acez Sensing designs and manufactures a wide range of thermal sensing equipment that have met the stringent requirements of our clients in various industries, including those from Complex Industrial, Marine Engineering, Oil and Gas, Aerospace, Pharmaceutical, Semiconductor and Control and Measurements.

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  • A scanned-wavelength-modulation absorption-spectroscopy ...

    The design and demonstration of a tunable diode laser sensor for in situ temperature and water (H 2 O) measurements in laboratory flames is presented. A newly-designed probe consisting of two single-crystal sapphire rods is used to guide 2.9 μm laser light across the core of a flame while avoiding absorption by water outside of the flame.The sensor probes two H 2 O transitions near 2.9 μm ...

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  • Thermal Imaging Takes the Temperature of New Applications ...

    Measuring temperature with a SWIR camera takes a considerable amount of thermal energy to overcome the reflected light and register as radiated energy at the sensor. So, performing a temperature calibration on a camera with a SWIR detector usually makes no sense for temperatures below 400 °C.

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  • IRED

    D. iode) IRED was the first product in the optical semiconductor business of Hitachi, Ltd. We have continued to produce this product for 43 years and it has been favorably received by many customers. FL-type IRED uses a unique dome-shaped chip to achieve high …

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  • Guangzhou Bems Electronics Co., Ltd. - LCD Advertising ...

    Guangzhou Bems Electronics Co.,Ltd. was founded in 2012. We focus on designing, researching and developing, manufacturing and selling advertising player,digital signage,all in one pc,touch screen kiosk,bus monitor,TV,LCD/LED monitor and so on. We have more than 1000pcs of self-developed designs and molds for you to choose from.

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  • Wearable Sensor System to Monitor Physical Activity and ...

    We designed, prototyped and tested an integrated sensor platform that records heart rate, oxygen saturation, physical activity levels, skin temperature, and galvanic skin response. The device uses a small microcontroller to integrate the measurements and store data directly on the device for up to 48+ h. continuously.

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  • China Sensor manufacturer, Gas Sensor, Temperature Sensor ...

    Sensor, Gas Sensor, Temperature Sensor, Pressure Sensor, Oxygen Sensor, O2 Sensor, CO2 Sensor, Infrared Sensor, Liquid Level Sensor, Fiber Sensor Company Introduction Apollo Optronics Company Limited is a high-tech company mainly dedicated to optic fiber communication, Laser Technology, sensing &automatic control, and network technology, with ...

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