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7 Results for 'General analytical instrumentation'
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Technology
Ion Source with Low Turn-On Delay, Jitter
UW-Madison researchers have developed a plasma ion source that exhibits a short delay between voltage application and ion beam initiation with low variance in the observed delay (i.e., jitter). Typica...
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Andrew Seltzman | P170357US01
Technology
SYSTEMS AND METHODS FOR ANALYZING SUBSURFACE FORMATIONS
A UW researcher has developed a digital system for controlling pressure oscillations within a wellbore, as well as associated monitoring equipment and analysis codes. The equipment includes a wellhead...
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Michael Cardiff | P210226US02
Technology
Non-Intrusive Monitoring of Combustion Chambers
Exhaust emission and fuel economy standards have put increased pressure on the auto industry to improve the efficiency of internal combustion engines. While higher standards help protect the environme...
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Michael Andrie | P08225US
Technology
Modeless Wavelength-Agile Laser
Spectroscopic studies evaluate the response of a specimen to different colors of light. Lasers are normally used in spectroscopic studies; however, lasers typically operate in one or more cavity modes...
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Scott Sanders | P05034US
Technology
Continuous-Wave Laser Source for High Speed Spectroscopy
Measurements of emission and absorption spectra provide a valuable means of identifying and analyzing gases, liquids and solids. Fourier transform infrared (FTIR) and grating spectrometers are two com...
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Scott Sanders, Joachim Walewski | P06122US
Technology
Internal Combustion Engine Exhaust Filtration Analyzer
Internal combustion engines are a major contributor to atmospheric pollution, emitting carbon oxides, nitrogen oxides and sulfur oxides. Federally mandated emission regulations effective in 2010 are...
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David Foster, Ekathai Wirojsakunchai, Christopher Kolodziej, Renato Yapaulo | P08173US
Technology
Spectrographic Sensor for Precisely Measuring Gas Parameters in an Internal Combustion Engine
Although knowing gas composition and temperature in an engine combustion cylinder is important for engine research and development, current methods for obtaining this information are qualitative and i...
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Scott Sanders | P07135US