Tuning in hot signals

Article Abstract:

Infrared detectors that are used to create pictures from radiated heat have limited sensitivity. The ability to tune in several infrared frequencies improves when detectors are made using a small antenna and low-temperature niobium superconductors.

Design and construction, Infrared detectors

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True blue: a zinc compound adds to the laser spectrum

Article Abstract:

Researchers at 3M have developed a method for using zinc selenide to shift semiconductor lasers to the blue end of the spectrum. This innovation may result in improved versions of such products as compact discs and color printers.

Research, Usage, Innovations, 3M Co., Consumer electronics industry, Semiconductor lasers, Zinc compounds

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The best little yard sale in New Mexico

Article Abstract:

Retired Los Alamos National Laboratory mechanical engineer Edward B. Grothus purchases obsolete equipment from the Los Alamos National Laboratory for resale to the public through his company, the Los Alamos Sales Co.

Management, Marketing, Collections and collecting, United States. Department of Energy. Los Alamos National Laboratory, Secondhand industry, Used machinery, Grothus, Edward B., Los Alamos Sales Co.

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