C - Chemistry – Metallurgy – 01 – G
Patent
C - Chemistry, Metallurgy
01
G
31/167, 23/224,
C01G 23/00 (2006.01) C01F 11/02 (2006.01) C01G 1/00 (2006.01) C04B 35/00 (2006.01) G01G 3/02 (2006.01) H01B 12/00 (2006.01) H01L 39/12 (2006.01)
Patent
CA 1341513
A metal oxide material is provided which is represented by the composition formula: A2B x Cu y O z wherein 2 <= x <= 3.5, 2 <= y <= 3.5, x+y > 4, and 4 < z; A is an element or a group of elements selected from alkaline earth metal elements; and B is an element or a group of elements selected from the group of elements consisting of bismuth, lead and thallium. The material has a superconductivity transition temperature of from 4.2K to 12K.
585927
Akimitsu Jun
Den Tohru
Canon Kabushiki Kaisha
Ridout & Maybee Llp
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