Uchicago Argonne, LLC

Larry A Curtiss

Khalil Amine

Jun Lu

Stefan Vajda

Yang-Kook Sun

Kah Chun Lau

Zhengcheng Zhang

Ritesh Jagatramka

Avik Halder

Samuel Plunkett

Michael J Pellin

Hsien-Hau Wang

Yun Jung Lee

Xiangyi Luo

Peng Du

Hsien-Han Wang

Jianguo Wen

Eric C Tyo

An electrochemical device includes a lithium anode having a red poly(benzonitrile) coating covering at least a portion of the anode; a separator and an air cathode comprising reduced graphene oxide over gas diffusion layer; and an electrolyte comprising an ether solvent, benzonitrile, and a lithium salt.

Solvents and catalyst preparations for lithium-oxygen batteries

The invention provides a catalytic electrode for converting molecules, the electrode comprising a predetermined number of single catalytic sites supported on a substrate. Also provided is a method for oxidizing water comprising contacting the water with size selected catalyst clusters. The invention also provides a method for reducing an oxidized moiety, the method comprising contacting the moiety with size selected catalyst clusters at a predetermined voltage potential.

Subnanometer catalytic clusters for water splitting, method for splitting water using subnanometer catalyst clusters

The invention provides a method for generating alkenes, the method having the steps of contacting an alkane with catalyst clusters no greater than 10 nm for a time sufficient to convert the alkane to alkene.

Selective oxidative dehydrogenation of propane to propylene

The invention provides a one pot method for generating propylene oxide, the method having the steps of contacting propane with catalyst clusters no greater than 30 atoms in the presence of oxygen for a time sufficient to directly convert the propane to the propylene oxide. The invented method eliminates the generation of intermediate compounds or intermediate reaction steps.

Selective oxidation of propane to propylene oxide

An active material composition includes a porous graphene nanocage and a source material. The source material may be a sulfur material. The source material may be an anodic material. A lithium-sulfur battery is provided that includes a cathode, an anode, a lithium salt, and an electrolyte, where the cathode of the lithium-sulfur battery includes a porous graphene nanocage and a sulfur material and at least a portion of the sulfur material is entrapped within the porous graphene nanocage. Also provided is a lithium-air battery that includes a cathode, an anode, a lithium salt, and an electrolyte, where the cathode includes a porous graphene nanocage and where the cathode may be free of a cathodic metal catalyst.

Porous graphene nanocages for battery applications

A composition includes LiO, reduced graphene oxide, and a metal catalyst or residue thereof.

Lithium-oxygen batteries incorporating lithium superoxide

The invention provides a method for generating LiOor composites of it, the method uses mixing lithium ions with oxygen ions in the presence of a catalyst. The catalyst comprises a plurality of metal clusters, their alloys and mixtures, each cluster consisting of between 3 and 18 metal atoms. The invention also describes a lithium-air battery which uses a lithium metal anode, and a cathode opposing the anode. The cathode supports metal clusters, each cluster consisting of size selected clusters, taken from a range of between approximately 3 and approximately 18 metal atoms, and an electrolyte positioned between the anode and the cathode.

Lithium-air batteries, method for making lithium-air batteries

A lithium-air battery includes a cathode including a porous active carbon material, a separator, an anode including lithium, and an electrolyte including a lithium salt and polyalkylene glycol ether, where the porous active carbon material is free of a metal-based catalyst.

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Downers Grove, IL, United States of America

Larry A Curtiss