IP Library › Granted Patent US 7,968,071
Granted Patent B2
US 7,968,071 · App. 12/539,639 · Granted Jun 28, 2011

XLi

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Quick Facts
Patent No.
US 7,968,071
App. No.
12/539,639
Granted
Jun 28, 2011
Kind
B2
Abstract

State-of-the-art electronic structure calculations provide the likelihood of the availability of AlLi 2 MgH n , ScLi 2 MgH n , TiLi 2 MgH n , VLi 2 MgH n , CrLi 2 MgH n , MnLi 2 MgH n , FeLi 2 MgH n , CoLi 2 MgH n , NiLi 2 MgH n , CuLi 2 MgH n , ZnLi 2 MgH n , GaLi 2 MgH n , GeLi 2 MgH n , PdLi 2 MgH n , AgLi 2 MgH n , CdLi 2 MgH n , InLi 2 MgH n , SnLi 2 MgH n , SbLi 2 MgH n , PtLi 2 MgH n , AuLi 2 MgH n , HgLi 2 MgH n , TlLi 2 MgH n , PbLi 2 MgH n , and BiLi 2 MgH n (here n is an integer having a value in a particular compound of 4-7) as solid hydrides for the storage and release of hydrogen. Different hydrogen contents may be obtained in compounds having the same XLi 2 Mg crystal structures. These materials offer utility for hydrogen storage systems.

Claims (9)

1. Any one or more of the hydrides having a compositional formula selected from the group consisting of AlLi 2 MgH n , ScLi 2 MgH n , TiLi 2 MgH n , VLi 2 MgH n , CrLi 2 MgH n , MnLi 2 MgH n , FeLi 2 MgH n , CoLi 2 MgH n , NiLi 2 MgH n , CuLi 2 MgH n , ZnLi 2 MgH n , GaLi 2 MgH n , GeLi 2 MgH n , PdLi 2 MgH n , AgLi 2 MgH n , CdLi 2 MgH n , InLi 2 MgH n , SnLi 2 MgH n , SbLi 2 MgH n , PtLi 2 MgH n , AuLi 2 MgH n , HgLi 2 MgH n , TlLi 2 MgH n , PbLi 2 MgH n , and BiLi 2 MgH n , where n is an integer having a value of 4 to 7.

2. One or more of the hydrides of claim 1 wherein the hydrides are selected from the group consisting of members having the compositional formula AlLi 2 MgH n , ScLi 2 MgH n , and TiLi 2 MgH n , where n is an integer having a value of 4 to 7.

3. One or more of the hydrides of claim 1 wherein the hydrides are selected from the group consisting of members having the compositional formula VLi 2 MgH n , CrLi 2 MgH n , and MnLi 2 MgH n , where n is an integer having a value of 4 to 7.

4. One or more of the hydrides of claim 1 wherein the hydrides are selected from the group consisting of members having the compositional formula FeLi 2 MgH n , CoLi 2 MgH n , and NiLi 2 MgH n , where n is an integer having a value of 4 to 7.

5. One or more of the hydrides of claim 1 wherein the hydrides are selected from the group consisting of members having the compositional formula CuLi 2 MgH n , ZnLi 2 MgH n , and GaLi 2 MgH n , where n is an integer having a value of 4 to 7.

6. One or more of the hydrides of claim 1 wherein the hydrides are selected from the group consisting of members having the compositional formula GeLi 2 MgH n , PdLi 2 MgH n , and AgLi 2 MgH n , where n is an integer having a value of 4 to 7.

7. One or more of the hydrides of claim 1 wherein the hydrides are selected from the group consisting of members having the compositional formula CdLi 2 MgH n , InLi 2 MgH n , and SnLi 2 MgH n , where n is an integer having a value of 4 to 7.

8. One or more of the hydrides of claim 1 wherein the hydrides are selected from the group consisting of members having the compositional formula SbLi 2 MgH n , PtLi 2 MgH n , and AuLi 2 MgH n , where n is an integer having a value of 4 to 7.

9. One or more of the hydrides of claim 1 wherein the hydrides are selected from the group consisting of members having the compositional formula HgLi 2 MgH n , TlLi 2 MgH n , PbLi 2 MgH n , and BiLi 2 MgH n , where n is an integer having a value of 4 to 7.