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A new family of GTO devices for medium frequency applications
A new family of GTO (gate-turn-off) thyristors suitable for use in medium-frequency resonant converters is presented. Expand
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Lipid chemistry of eastern Mediterranean surface layers
IT has been well established that organic surface films exist in most of the world's major oceans1–9. They consist mainly of natural lipid material, with generally much smaller, though variable,Expand
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Tunable CW alexandrite laser
Wavelength-tunable CW laser action has been obtained from solid-state alexandrite, BeAl 2 O 4 :Cr3+. Laser emission occurred between 744 and 788 nm with a maximum of 6.5 W observed at the 765 nmExpand
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Sapropelic deposits in a sediment from the Guinea Basin, South Atlantic
Until recently it has been generally thought that a stagnant water column is a prerequisite to the formation of organic-rich deposits in deep-water marine sediments, a belief best exemplified byExpand
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