A battery module includes a plurality of battery cells arranged in one direction, barriers interposed among the plurality of battery cells, a pair of first and second end plates arranged outside the battery cells, and coupling members that couple the first and second end plates, wherein at least one of the barriers includes at least one protrusion that provides a step difference between the protrusion and a surface of the barrier.

A battery module includes a plurality of battery cells arranged in one direction, barriers interposed among the plurality of battery cells, a pair of first and second end plates arranged outside the battery cells, and coupling members that couple the first and second end plates, wherein at least one of the barriers includes at least one protrusion that provides a step difference between the protrusion and a surface of the barrier.

Provided are a negative electrode for a lithium secondary negative electrode battery including: a current collector; a first negative electrode active material layer disposed on the current collector and including a silicon-based active material, a first graphite-based active material, and a linear conductive material; and a second negative electrode active material layer disposed on the first negative electrode active material layer and including a second graphite-based active material. The first graphite-based active material has a carbon coating layer on at least a part of a surface. Also provided is a lithium secondary battery including the negative electrode.

Square section liquid metal batteries (LMBs) with a grid device to suppress instabilities of fluids. The LMBs include a shell, negative current collector, negative material, metallic nets/plates, grid device, electrolyte, positive material, rectangular holes on partitions of grid device, and positive current collector. The positive material, electrolyte, and negative material are filled in the shell and automatically stratified from bottom to top according to the density from large to small. The negative current collector is linked with negative material, and the positive current collector is linked with positive material. The grid device is composed of partitions which cross each other and pass through the negative material, the electrolyte vertically in sequence, and extend inside the positive material. There are rectangular holes opened on the grid device, and the vertical height of each rectangular hole is larger than the biggest displacement of electrolyte during charging and discharging processes.

Square section liquid metal batteries (LMBs) with a grid device to suppress instabilities of fluids. The LMBs include a shell, negative current collector, negative material, metallic nets/plates, grid device, electrolyte, positive material, rectangular holes on partitions of grid device, and positive current collector. The positive material, electrolyte, and negative material are filled in the shell and automatically stratified from bottom to top according to the density from large to small. The negative current collector is linked with negative material, and the positive current collector is linked with positive material. The grid device is composed of partitions which cross each other and pass through the negative material, the electrolyte vertically in sequence, and extend inside the positive material. There are rectangular holes opened on the grid device, and the vertical height of each rectangular hole is larger than the biggest displacement of electrolyte during charging and discharging processes.

An alkaline battery, and a component cathode including a solid ionically conducting polymer material.

An alkaline battery, and a component cathode including a solid ionically conducting polymer material.

The present disclosure provides an embodiment of an integrated structure that includes a first electrode of a first conductive material embedded in a first semiconductor substrate; a second electrode of a second conductive material embedded in a second semiconductor substrate; and a electrolyte disposed between the first and second electrodes. The first and second semiconductor substrates are bonded together through bonding pads such that the first and second electrodes are enclosed between the first and second semiconductor substrates. The second conductive material is different from the first conductive material.

The present disclosure provides an embodiment of an integrated structure that includes a first electrode of a first conductive material embedded in a first semiconductor substrate; a second electrode of a second conductive material embedded in a second semiconductor substrate; and a electrolyte disposed between the first and second electrodes. The first and second semiconductor substrates are bonded together through bonding pads such that the first and second electrodes are enclosed between the first and second semiconductor substrates. The second conductive material is different from the first conductive material.

Apparatuses and systems are disclosed for improved reliability in securing a removable battery pack. An example latch mechanism may include a flexible latch disposed on an outer housing of a removable battery pack, the flexible latch defining an inner surface facing the outer housing and an opposing outer surface, wherein a portion of the opposing outer surface of the flexible latch defines one or more locking tabs that are engageable with one or more engaging slots operatively positioned within a receiving battery enclosure, and wherein the flexible latch is deformable from a first open configuration to a second compressed configuration upon insertion into the battery enclosure.