Samsung electronics co., ltd. (20240097184). ALIOVALENT MULTI-CATION DOPING OF Li-GARNET FOR STABILIZATION OF CUBIC LLZO simplified abstract

ALIOVALENT MULTI-CATION DOPING OF Li-GARNET FOR STABILIZATION OF CUBIC LLZO

Organization Name

samsung electronics co., ltd.

Inventor(s)

Samuel Cross of Cambridge MA (US)

Yan Wang of Brookline MA (US)

Mahdi Amachraa of Cambridge MA (US)

ALIOVALENT MULTI-CATION DOPING OF Li-GARNET FOR STABILIZATION OF CUBIC LLZO - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240097184 titled 'ALIOVALENT MULTI-CATION DOPING OF Li-GARNET FOR STABILIZATION OF CUBIC LLZO

Simplified Explanation

The patent application describes a lithium garnet material with the formula LiLaZm1m2m3O, where m1, m2, and m3 are specific elements with different oxidation numbers, subject to certain constraints. Another variation of the material includes different elements for m1 and m2, while lithium oxide solid-state electrolyte materials also include germanium for m3.

• The patent application describes a lithium garnet material with specific elements and oxidation numbers.
• Variations of the material include different combinations of elements for m1, m2, and m3.
• Lithium oxide solid-state electrolyte materials based on the same formula but with the addition of germanium for m3.

1. 1. 1. Potential Applications

- Solid-state batteries - Energy storage devices - High-performance electronic devices

1. 1. 1. Problems Solved

- Enhancing battery performance - Improving safety in battery technology - Increasing energy density in electronic devices

1. 1. 1. Benefits

- Higher energy efficiency - Longer battery life - Enhanced safety features

1. 1. 1. Potential Commercial Applications of this Technology
         1. Advanced Lithium Garnet Materials for Solid-State Batteries

1. 1. 1. Possible Prior Art

There are existing patents related to solid-state electrolyte materials for batteries, but none specifically matching the composition and constraints outlined in this patent application.

1. 1. 1. 1. Unanswered Questions
         2. How does the addition of germanium in lithium oxide solid-state electrolyte materials impact battery performance?

The patent application does not provide detailed information on the specific effects of adding germanium to the electrolyte materials.

1. 1. 1. 1. What are the potential challenges in scaling up the production of lithium garnet materials for commercial applications?

The patent application does not address the scalability and production challenges that may arise when implementing this technology on a larger scale.

Original Abstract Submitted

a lithium garnet material has the formula lilazm1m2m3o, where m1 is one or a combination of (y, in, mg, ca, ba, sc, sr, ru) with oxidation number (valence) lower than 4+, m2 is one or a combination of (bi, ta, nb, mo, sb, te) with oxidation number (valence) higher than 4+, and m3 is one or a combination of (hf, ti, sn, si) with oxidation number (valence) equal to 4+, subject to 0<x≤1, 0≤y≤1, 0≤z≤2, 0<x+y+z≤2, and −0.2<�<0.2. also provided is a lithium garnet material which is the same as the aforementioned lithium garnet material except that m1 is one or a combination of (y, in, mg, ca, ba, sr, ru) and m2 is one or a combination of (bi, ta, nb, mo, sb, te, w). lithium oxide solid-state electrolyte materials have the same formula as the aforementioned lithium garnet materials but also include ge for m3.