2010年8月10日火曜日

Sulfur-Doped Fe-Te Says “I Need More Wine”

NIMS recently made an interesting discovery on the superconductivity development of specific materials.
Discovery: A sulfur-doped iron- tellurium compound (FeTe1-xSx), which is synthesized by the solid-state reaction process, was simmered in alcoholic drinks for 24 hours. The temperature was about 70 degrees of centigrade. The onset of superconductivity was observed at about 8 K (265 degrees below zero). The drinks used were red wine, white wine, beer, sake, shochu, and whisky. Of those drinks the red wine presented the largest superconducting volume fraction.
At a party, Dr. Takano was inspired to use drinks to cause the material to develop superconductivity. Isaac Newton reached his theory of gravitation when he was hit with (??) a falling apple from a tree. It seems that there is a rule that the discovery occurs outside the laboratory.
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Keywords?: simmer, alcoholic drinks, superconductivity, drunken?