Radiation detectors based on high electron mobility transistors (HEMTs) are provided. Methods for detecting ultraviolet radiation using the HEMTs are also provided. The transistors are constructed fro...
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An optical fiber sensor extends coaxially with a controllable heater to provide high-resolution axial measurement of thermal properties such as thermal convection of the surrounding, Heat removal by e...
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GaN-based heterojunction field effect transistor (HFET) sensors are provided with engineered, functional surfaces that act as pseudo-gates, modifying the drain current upon analyte capture. In some em...
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A capacitive touch sensor is provided, The capacitive touch sensor includes a plate having an upper surface and lying in a plate plane. A generally planar, first electrode is spaced from the plate alo...
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• Water quality monitoring is often done by scientists at universities or government agencies who either collect samples in the field and transport them to stationary laboratories for analysis or in...
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An apparatus for measurement of surface relief provides a phase sensitive camera and processing to reconstruct a wavefront profile matching the surface when illuminated with a known light source there...
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An infrared (IR) detection sensor for detecting IR radiation. The IR detection sensor including a plurality of nanowires positioned adjacent to each other so as to define a layer. The layer has an out...
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A wavefront sensor system suitable for integration into an integrated circuit light detector may provide for wave angle sensors having varying functional relationships between the wave angle and signa...
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Liquid crystal-based devices for detecting chlorine in a sample and methods of using such devices to detect chlorine are disclosed. Such devices have a substrate surface that includes either metal cat...
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A method to make metal-organic frameworks (MOFs) in which a first aqueous solution of a transition metal salt is mixed with a second aqueous solution of an imidazole or alkyl-substituted imidazole to ...
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An ion source device for producing an ion beam may include a housing having an opening, a first electrode, and a second electrode. A portion of the first electrode and the second electrode may be loca...
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In accordance with some embodiments, methods, systems, and media for detecting the presence of are provided. In some embodiments, a method of detecting an analyte is provided, the method comprising: c...
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A device is provided for securing a plurality of infrared radiation detectors from unwanted infrared radiation. The device includes a structure supporting the plurality of infrared radiation detectors...
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Optical phase tuning is highly desired in many precision and imaging tools used by industry, in medicine and in biological research. Various optical phase shifters (OPS) and methods exist, each with c...
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Bacterial contamination is a major risk in biologics manufacturing and the presence of endotoxin, an outer membrane component of Gram-negative bacteria, is vigorously tested for in protein and DNA/RNA...
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Volatile organic compounds (VOCs) are found in common household and industrial products. These toxic and/or carcinogenic compounds such as toluene, benzene and styrene are difficult to detect and pers...
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The ability to measure movement of rotating components with high accuracy is crucial in many applications, including astronomical telescope mounts, field surveillance tools, industrial inspection and ...
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Scanning thermal probes hold promise for many applications, including high-resolution temperature mapping (e.g., for ULSI circuit diagnostics), topographical mapping, photothermal absorption spectrosc...
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Proteins contain carboxyl groups. These charged groups make it difficult for any protein to enter a human (or other eukaryotic) cell. Modifying proteins to enter cells could revolutionize medicine, e....
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Germanium (Ge), a group-IV semiconductor material, is crucial to many established and potential technologies. In optoelectronics, Ge has been used as a photodetector material for on-chip data distribu...
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Surface mounted and exposed sensors are used in objects commonly found in a modern society that range from simple temperature monitors to complex airbag ejection systems. But sensors located on the su...
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Load bearing structures experience stresses and/or strains that deform the material from which they are made. Regardless of a building component’s size, exposure to or tolerance for stress and s...
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Electrodes routinely are used in electrochemical sensing, fuel cells, batteries and numerous other applications. Critically, the surface of an electrode must be clean before sensing elements can be at...
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Tracking emissions, sensing earthquakes and monitoring patient brain waves are just a few of the applications that rely on changing, real-world information. In typical systems, sensors pass on raw dat...
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In ultrasonic welding, work pieces are clamped between a horn and anvil and then joined using high-frequency vibration energy. Friction and heat between the surfaces causes them to soften and meld tog...
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