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German scientists have developed high-speed chip birth germanium crystal superconducting

In Electronic Infomation Category: R | on May   2, 2011

German research institutions ForschungszentrumRossendorf

scientists says it has successfully produced a superconducting germanium crystals (superconductinggermaniumcrystals), and 74HC27D datasheet and therefore faster to the birth of the semiconductor components forward.

This from the ThomasHerrmannsdorfer the research team is led germanium crystal with a high concentration of impurity atoms (impurityatoms) doped with; the impurity atom is added per 100 6 gallium germanium atoms (gallium) atoms. Because of this high concentration of impurity atoms can cause a strong deformation of the crystal structure, the next must be a strong flash to repair the crystal lattice; the researchers said, those who restored the crystal will appear like a very high degree of critical magnetic field (veryhighcriticalmagneticfield) as superconductivity. Although this type of superconductivity

effect only in the 0.5K to test ultra-low temperature to, but it is the first time been given germanium superconductivity. Two years ago, a French research team has successfully done similar silicon experiments, but in order to find manufacturing method of faster chips, germanium has recently attracted the attention of many scientists.

But the researchers admitted that the practical application of superconductors from germanium have a long distance; "but we may increase the temperature of the kinds of superconductors." VitonHeera research team said. Because of this, it might be possible to produce ultra-short switching time of the helium-cooled germanium gate (helium-cooledgermaniumgates).

As such superconductors in practical applications of semiconductor manufacturing, I am afraid can not be achieved within the near future. "This is basic research," Heera said: "We are far away from real applications."

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