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2 057 712

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C1

(51)

IPC

(21) (22)

Application

93048719/26, 1993-10-21

(22)

Actual filing date

1993-10-21

(45)

Published

1996-04-10

(72)

Inventor

Bazuev G.V.Krasil'Nikov V.N.Kirsanov N.A.Lukin N.V.

(73)

Holder

Institut Khimii Tverdogo Tela Ural'Skogo Otdelenija Ran

CUPRATE OF LANTHANUM AS MATERIAL HAVING METAL-SEMICONDUCTOR TRANSITION Russian patent published in 1996 - IPC

Abstract RU 2057712 C1

FIELD: chemical technology. SUBSTANCE: cuprate of lanthanum has formula LaCu1-xNixO3-δ where 0,15 ≅ x ≅ 0,40 0,25 ≅ δ ≅ 0,35. Said material has metal-semiconductor transition at 773 K. Electric resistance of this material varies 44-51 times in jump wise manner. EFFECT: improves quality of desired material. 1 dwg

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RU 2 057 712 C1

Authors

Bazuev G.V.

Krasil'Nikov V.N.

Kirsanov N.A.

Lukin N.V.

Dates

1996-04-10—Published

1993-10-21—Filed

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