Back to results
US 2016/0118570 A1Published application
High Temperature Superconductors
AssigneeQuantum Designed Materials Ltd.
InventorRefael Gatt
Life of this patent
Estimating the term…
Abstract
This disclosure relates to compounds of formula (I): LnDm(BxB′1-x)r(ZtZ′1-t)qMpAy (I), in which n, m, x, r, t, q, p, L, D, B, B′, Z, Z′, M, and A are defined in the specification. These compounds can exhibit superconductivity at a high temperature.
Claims34
A compound of formula (I):
- LnDm(BxB′1-x)r(ZtZ′1-t)qMpAy (I),
- wherein
- n is a number from 0 to 3;
- m is a number from 0 to 6;
- x is a number from 0.1 to 1;
- r is a number from 1 to 8;
- t is a number from 0 to 1;
- q is a number from 0 to 6;
- p is a number from 1 to 7;
- y is a number from 1 to 20;
- L comprises at least one metal ion selected from the group consisting of transition metal ions and post-transition metal ions;
- D comprises at least one element selected from the group consisting of the elements in Groups IIIA and IVA in Periodic Table;
- B comprises at least one first alkali metal ion;
- B′ comprises at least one first ion selected from the group consisting of alkaline earth metal ions and rare earth metal ions;
- Z comprises at least one second alkali metal ion;
- Z′ comprises at least one second ion selected from the group consisting of alkaline earth metal ions and rare earth metal ions;
- M comprises at least one transition metal ion;
- and
- A comprises at least one anion;
- wherein the compound is a crystalline compound.
17 more elements
(canceled)
(canceled)
(canceled)
29-37. (canceled)
A compound having a crystal structure, wherein the crystal structure comprises a plurality of cell units;
- at least 10% of the cell units include a cluster;
- the cluster comprises a plurality of anions, a plurality of transition metal ions, and at least one alkali metal ion;
- each transition metal ion forms a covalent bond with at least one anion;
- the plurality of anions define a plane;
- the at least one alkali metal ion is located approximate to the plane;
- the distance between the at least one alkali metal ion and the plane is less than twice of the radius of the at least one alkali metal ion;
- and at least two of the plurality of anions have a distance of from 3.8 Å to 4.2 Å.
4 more elements
A compound, comprising:
- from 1 at % to 30 at % of a first metal ion selected from the group consisting of transition metal ions and post-transition metal ions;
- from 1 at % to 20 at % of a second metal ion, the second metal ion being an alkali metal ion;
- from 0 at % to 30 at % of a third metal ion selected from the group consisting of alkaline earth metal ions and rare earth metal ions;
- from 0 at % to 30 at % of a fourth metal ion selected from the group consisting of alkaline earth metal ions and rare earth metal ions, the fourth metal ion being different from the third metal ion;
- from 10 at % to 30 at % of a fifth metal ion, the fifth metal ion being a transition metal ion and being different from the first metal ion;
- from 0 at % to 30 at % of a Group IIIA or IVA element;
- and
- from 10 at % to 60 at % of an anion;
- wherein the compound is a crystalline compound.
6 more elements
A device that is superconductive at a temperature of at least 200K.
Dependencies are inferred from the claim text.