Abstract: A solid-state battery includes an anode material including silicon or tin. The anode material may include silicon and/or tin in various forms including layers or intermixed particles of various phases and crystallinity.

Abstract: A battery cell is provided that includes a thermally fused energy discharge element that provides a cell discharge path between opposing electrodes at elevated temperatures.

Abstract: 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-K?(1,2)=1.5418 ? and may include glass ceramic and/or mixed crystalline phases.

Abstract: A solid-state battery includes an anode material including silicon or tin. The anode material may include silicon and/or tin in various forms including layers or intermixed particles of various phases and crystallinity.

Abstract: A resilient battery cell is provided that includes an electrode and an electrolyte hermetically sealed within a pouch. The pouch includes layers of heat-resistant and resilient materials coupled together by a thermoplastic seal. A conductive tab electrically coupled to the electrode and for electrically coupling of the battery cell to other cells and/or a battery terminal extends through and is hermetically sealed by the sealant. The battery cell may further include supplemental layers external the pouch for providing structural integrity, a vapor barrier, improved fire safety, and other benefits.

Abstract: Aspects of the disclosure involve a battery pack involving one or more stacks of battery cells, where the stacks of battery of cells are captured between plates or other members that are controlled to maintain force on the cells to manage the pressure on the cells in the stack. Some battery cells technologies, such as some forms of solid-state cells, optimally operate under a controlled stack pressure provided by the systems described herein.

Abstract: A process for preparing a solid electrolyte that includes mixing a lithium source with a sulfur source and a compound containing phosphorous and sulfur to form a composite, then heating the composite to the melting point of the compound containing phosphorous and sulfur to form the solid electrolyte material. A solid electrolyte material prepared by the process, wherein the solid electrolyte material is of formula I, which is Li(7?y?z)PS(6?y?z)X(y)W(z) wherein X and W are individually selected from F, Cl, Br, and I; where y and z each individually range from 0 to 2; and where y+z ranges from 0 to 2.

Abstract: A method for separating and recovering materials from an electrochemical cell by dissolution in multiple solvents, separation of dissolved constituents, and recovery of materials.

Abstract: 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-K?(1,2)=1.5418 ? and may include glass ceramic and/or mixed crystalline phases.

Abstract: 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-K?(1,2)=1.5418 ? and may include glass ceramic and/or mixed crystalline phases.

Abstract: A solid electrolyte material may be advantageously synthesized using a multipart solvent/solution based method employing selective solvation and/or particle size reduction for different reactants used to form the solid electrolyte.

Abstract: A method for producing a solid electrolyte-based electrochemical cell by dry laminating the solid electrolyte layers to active material layers to form composite components, contacting composite components, and packaging the contacted composite components to form a solid electrolyte-based electrochemical cell.

Abstract: Described herein are various embodiments of binder and slurry compositions and methods of making a solid-state battery therefrom. An solid-state electrochemical cell may include a first electrode substrate with a separator layer that is continuously interleaved in an alternating pattern with a second electrode substrate. A method of making a solid-state electrochemical cell may include applying a separator layer to a first electrode substrate and continuously interleaving folded portions of the first electrode substrate with alternating folded portions of a second electrode substrate to form an electrochemical cell.

Abstract: A solid-state battery includes an anode material including silicon or tin. The anode material may include silicon and/or tin in various forms including layers or intermixed particles of various phases and crystallinity.

Abstract: 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-K?(1,2)=1.5418 ? and may include glass ceramic and/or mixed crystalline phases.

Abstract: Described herein are various embodiments of binder and slurry compositions and methods of making a solid-state battery therefrom. An solid-state electro-chemical cell may include a first electrode substrate with a separator layer that is continuously interleaved in an alternating pattern with a second electrode substrate. A method of making a solid-state electro-chemical cell may include applying a separator layer to a first electrode substrate and continuously interleaving folded portions of the first electrode substrate with alternating folded portions of a second electrode substrate to form an electrochemical cell.

Abstract: This disclosure relates generally to cathode materials for electrochemical energy cells, more particularly to metal/air electrochemical energy cell cathode materials containing silver vanadium oxide and methods of making and using the same. The metal/air electrochemical energy cell can be a lithium/air electrochemical energy cell. Moreover the silver vanadium oxide can be a catalyst for one or more of oxidation and reduction processes of the electrochemical energy cell.

Abstract: The invention relates generally to carbon nano-tube composites and particularly to carbon nano-tube compositions for electrochemical energy storage devices and a method for making the same.