Electrode materials for sodium batteries
Abstract
The present invention provides an electrode material suitable for use as a cathode in a sodium electrochemical cell or battery, the electrode comprising a layered material of formula Na.sub.cLi.sub.dNi.sub.eMn.sub.fM.sub.zO.sub.b, wherein M comprises one or more metal cation, 0.24.ltoreq.c/b.ltoreq.0.5, 0 < d/b.ltoreq.0.23, 0.ltoreq.e/b.ltoreq.0.45, 0.ltoreq.f/b.ltoreq.0.45, 0.ltoreq.z/b.ltoreq.0.45, the combined average oxidation state of the metal components (i.e., Na.sub.cLi.sub.dNi.sub.eMn.sub.fM.sub.z) is in the range of about 3.9 to 5.2, and b is equal to (c+d+Ve+Xf+Yz)/2, wherein V is the average oxidation state of the Ni, X is the average oxidation state of the Mn, and Y is the average oxidation state of the M in the material. The combined positive charge of the metallic elements is balanced by the combined negative charge of the oxygen anions, the Na is predominately present in a sodium layer, and the Mn, Ni, and M are predominately present in a transition metal layer.
- Inventors:
- Issue Date:
- Research Org.:
- Argonne National Laboratory (ANL), Argonne, IL (United States)
- Sponsoring Org.:
- USDOE
- OSTI Identifier:
- 1532120
- Patent Number(s):
- 8835041
- Application Number:
- 13/006,512
- Assignee:
- UChicago Argonne, LLC (Chicago, IL)
- Patent Classifications (CPCs):
-
H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01M - PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE Y02E - REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- DOE Contract Number:
- AC02-06CH11357
- Resource Type:
- Patent
- Resource Relation:
- Patent File Date: 2011-01-14
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 36 MATERIALS SCIENCE; 37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
Citation Formats
Johnson, Christopher S., Kang, Sun-Ho, Kim, Donghan, and Balasubramanian, Mahalingam. Electrode materials for sodium batteries. United States: N. p., 2014.
Web.
Johnson, Christopher S., Kang, Sun-Ho, Kim, Donghan, & Balasubramanian, Mahalingam. Electrode materials for sodium batteries. United States.
Johnson, Christopher S., Kang, Sun-Ho, Kim, Donghan, and Balasubramanian, Mahalingam. Tue .
"Electrode materials for sodium batteries". United States. https://www.osti.gov/servlets/purl/1532120.
@article{osti_1532120,
title = {Electrode materials for sodium batteries},
author = {Johnson, Christopher S. and Kang, Sun-Ho and Kim, Donghan and Balasubramanian, Mahalingam},
abstractNote = {The present invention provides an electrode material suitable for use as a cathode in a sodium electrochemical cell or battery, the electrode comprising a layered material of formula Na.sub.cLi.sub.dNi.sub.eMn.sub.fM.sub.zO.sub.b, wherein M comprises one or more metal cation, 0.24.ltoreq.c/b.ltoreq.0.5, 0 < d/b.ltoreq.0.23, 0.ltoreq.e/b.ltoreq.0.45, 0.ltoreq.f/b.ltoreq.0.45, 0.ltoreq.z/b.ltoreq.0.45, the combined average oxidation state of the metal components (i.e., Na.sub.cLi.sub.dNi.sub.eMn.sub.fM.sub.z) is in the range of about 3.9 to 5.2, and b is equal to (c+d+Ve+Xf+Yz)/2, wherein V is the average oxidation state of the Ni, X is the average oxidation state of the Mn, and Y is the average oxidation state of the M in the material. The combined positive charge of the metallic elements is balanced by the combined negative charge of the oxygen anions, the Na is predominately present in a sodium layer, and the Mn, Ni, and M are predominately present in a transition metal layer.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Tue Sep 16 00:00:00 EDT 2014},
month = {Tue Sep 16 00:00:00 EDT 2014}
}
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Works referencing / citing this record:
Layered oxide materials for batteries
patent, May 2017
- Kendrick, Emma; Gruar, Robert
- US Patent Document 9,660,263
Layered oxide materials for batteries
patent, May 2017
- Kendrick, Emma; Gruar, Robert
- US Patent Document 9,653,731
Nanoconfined electrolytes and their use in batteries
patent, June 2018
- Dai, Sheng; Zhang, Jinshui; Sun, Xiao-Guang
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