Solid Power Operating, Inc.

Brian E Francisco

Benjamin Carlson

Joshua Buettner-Garrett

Heather A S Platt

Collin R Becker

Sean P Culver

A solid electrolyte material comprising Li, T, X and A wherein T is at least one of P, As, Si, Ge, Al, and B; X is BH; A is S, Se, or N. The solid electrolyte material may include glass ceramic and/or mixed crystalline phases, and exhibits high ionic conductivity and compatibility with high voltage cathodes and lithium metal anodes.

Solid electrolyte material and solid-state battery made therewith

A solid electrolyte material comprises Li, T, X and A wherein T is at least one of P, As, Si, Ge, Al, and B; X is one or more halogens or N; A is one or more of S and Se. The solid electrolyte material has peaks at 17.8°±0.75° and 19.2°±0.75° in X-ray diffraction measurement with Cu-Kα(1,2)=1.5418 Å and may include glass ceramic and/or mixed crystalline phases.

A solid electrolyte material comprises Li, T, X and A wherein T is at least one of Sb, P, As, Si, Ge, Al, and B; X is one or more halogens or N; A is one or more of S or Se. The solid electrolyte material has peaks at 2θ=14.5°±0.50°, 16.8°±0.50°, 23.9°±0.50°, 28.1°±0.50°, and 32.5°±0.50 in X-ray diffraction measurement with Cu-Kα(1,2)=1.54064 Å and may include glass ceramic and/or mixed crystalline phases.

A solid electrolyte material comprises Li, T, X and A wherein T is at least one of P, As, Si, Ge, Al, Sb, W, and B; X is one or more halogens and/or N; A is one or more of S or Se. The solid electrolyte material has peaks at 14.9°±0.50°, 20.4°±0.50°, and 25.4°±0.50° in X-ray diffraction measurement with Cu—Kα(1,2)=1.5418Å and may include glass ceramic and/or mixed crystalline phases.

Bromine and iodine lithium phosphorous sulfide solid electrolyte and solid-state battery including the same

A solid electrolyte material comprises Li, T, X and A wherein T is at least one of P, As, Si, Ge, Al, and B; X is one or more halogens or N; A is one or more of S and Se. The solid electrolyte material has peaks at 17.8&#xb0;&#xb1;0.75&#xb0; and 19.2&#xb0;&#xb1;0.75&#xb0; in X-ray diffraction measurement with Cu-K&#x3b1;(1,2)=1.5418 &#x212b; and may include glass ceramic and/or mixed crystalline phases.

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BOULDER, CO, United States of America

Brian E Francisco