In the transition metal precursor, according to the present invention, the oxidation number of the transition metal is close to the oxidation number of the transition metal in the lithium composite transition metal oxide.
In the transition metal precursor according to the present invention, the oxidation number of the transition metal approaches the oxidation number of the transition metal of the lithium composite transition metal oxide which is produced from it.
Specifically, the sacrificial layer comprises an early transition metal element, an early transition metal alloy or an early transition metal silicide.
The metal can be a transition metal.
The catalyst comprises a single transition metal, and the transition metal is nickel.
It has been generally observed that the central metal atom is a transition element.
The transition metal oxide film (68a) is, for example, an oxide film of a transition metal of the same type as the transition metal constituting the lower electrode (67a) (NiOx film).
The at least one first metal comprises at least one transition metal, suitably a platinum group metal.
In one aspect of the invention, the supported catalyst comprises a transition metal oxide; optionally a rare-earth metal oxide; and a transition metal aluminate.
The transition metal source can include a transition metal of a metal which has an elemental BCC structure at room temperature.
The invention relates to a ceramic material comprising at least one transition metal silicate and/or transition metal disilicate.
Preferred countehons include one or more alkali metal, transition metal, or alkaline earth metal cations.
rare earth transition metal
RETM
The transition metal carbonitride is produced by mixing (a) a transition metal oxide source of a transition metal in the above formula and (b) a carbon source such as carbon black.
The metal (s) can be an alkali metal, an alkaline earth metal, a transition metal, and/or a main group metal.
The metal(s) can be an alkali metal, an alkaline earth metal, a transition metal, and/or a main group metal.
The metal(s) can be an alkali metal, an alkaline earth metal, a transition metal, and/or a main group metal.
The covalently bonded transition metal atoms are nucleation sites for catalytically active transition metal particles.
The present invention provides a transition metal precursor which is used in the production of a lithium composite transition metal oxide.
The transition metal material is in a dispersed form with at least 5% of the transition metal material being in metallic form.
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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