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Table of Contents
Summer 1999 Technology Today®
About the Cover
Cordierite and silicon carbide ceramics are frequently used in particulate traps to
control particulate emissions from diesel engines. SwRI engineers are investigating the
use of traps, in combination with technologies that reduce oxides of nitrogen emissions,
to meet tighter emission regulations just three years over the horizon. |
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Diesel Deadlines
Engineers blend new emission-reduction methods with older ones to help diesel
manufacturers meet fast-approaching new standards. |
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Assuring Heart Valve Reliability
Acoustic emission techniques, first used to assess the quality of nuclear power plant
components, are now determining the reliability of artificial heart valves. |
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The New Space Environment
NASA's growing demand for miniaturized space instruments is guiding researchers toward the
development of innovative technologies. |
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Cooperating Competitors
A panel of SwRI researchers from diverse fields discusses the pros and cons behind a
continuing industry trend -- that of competitors combining research dollars and sharing
the technical returns. |
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