Provided is a battery module of which temperature can be homogenized regardless of the material. This battery module includes: a first heat dissipation plate and a second heat dissipation plate; a laminated type battery group disposed between the first heat dissipation plate and the second heat dissipation plate and formed by stacking two or more laminated type batteries; and a case housing the laminated type battery group, and the first heat dissipation plate and the second heat dissipation plate, wherein: a third heat dissipation plate is disposed between the two laminated type batteries among the laminated type battery group; each of the first heat dissipation plate, the second heat dissipation plate, and the third heat dissipation plate includes a contact portion in contact with the case, and a flat portion in contact with and opposite to the laminated type battery; and the flat portion of the first heat dissipation plate and the flat portion of the second heat dissipation plate are provided with a plurality of holes.

Energy storage structures and fabrication methods are provided. The method include: providing first and second conductive sheet portions separated by a permeable separator sheet, and defining, at least in part, outer walls of the energy storage structure, the first and second surface regions of the first and second conductive sheet portions including first and second electrodes facing first and second (opposite) surfaces of the permeable separator sheet; forming an electrolyte receiving chamber, defined, at least in part, by the first and second surface regions, including: bonding the first and second conductive sheet portions, and the permeable separator sheet together with at least one bonding border forming a bordering frame around at least a portion of the first and second electrodes; and providing an electrolyte within the electrolyte receiving chamber, including in contact with the first and second electrodes, with the electrolyte being capable of passing through the permeable separator sheet.

Energy storage structures and fabrication methods are provided. The method include: providing first and second conductive sheet portions separated by a permeable separator sheet, and defining, at least in part, outer walls of the energy storage structure, the first and second surface regions of the first and second conductive sheet portions including first and second electrodes facing first and second (opposite) surfaces of the permeable separator sheet; forming an electrolyte receiving chamber, defined, at least in part, by the first and second surface regions, including: bonding the first and second conductive sheet portions, and the permeable separator sheet together with at least one bonding border forming a bordering frame around at least a portion of the first and second electrodes; and providing an electrolyte within the electrolyte receiving chamber, including in contact with the first and second electrodes, with the electrolyte being capable of passing through the permeable separator sheet.

Improvements in design and manufacturing techniques to produce a graphene based prismatic supercapacitor of very high capacitance with very high energy density storage able to outperform and replace the cutting edge batteries available in the market today.

A electric storage device that includes a device body having a first end face that has a first portion and a second portion, and second end face that has a third portion and a fourth portion. The second portion is inclined relative to the first portion, and the fourth portion is inclined relative to the third portion. A first electrode film extends from the first portion to the second portion, and a second electrode film extends from the third portion to the fourth portion.

A power storage cell is provided with a positive electrode, a negative electrode, a separator, and a spacer. The positive electrode has: a first current collector; and a positive electrode active material layer provided on a one surface of the first current collector. The negative electrode has: a second current collector; and a negative electrode active material layer provided on a one surface of the second current collector. The separator has a base material layer, a first adhesive layer, and a second adhesive layer. The one surface of the first current collector is adhered to the first adhesive layer in an edge portion of the separator. The spacer is adhered to the second adhesive layer in the edge portion of the separator.

A Dense Energy Ultra Cell (DEUC), a dielectric energy storage device and methods of fabrication therefor are provided. A DEUC element is fabricated using print technologies that deposit dielectric energy storage layers (406) and insulating layers (404) together being interleaved between electrode layers (403). The dielectric energy storage layers are created from a proprietary solution to enable printing of dielectric energy storage layers with high permittivity and a high internal resistivity to retain charge. The insulating layers (404) can be applied within the dielectric energy storage layers (406) bifurcating the dielectric energy storage layers for increased resistivity. As part of the fabrication process, the material deposition printer can apply multiple print heads each with different inks and materials (1301, 1302) to form composite material (1303) in the printed layers.

A Dense Energy Ultra Cell (DEUC), a dielectric energy storage device and methods of fabrication therefor are provided. A DEUC element is fabricated using print technologies that deposit dielectric energy storage layers (406) and insulating layers (404) together being interleaved between electrode layers (403). The dielectric energy storage layers are created from a proprietary solution to enable printing of dielectric energy storage layers with high permittivity and a high internal resistivity to retain charge. The insulating layers (404) can be applied within the dielectric energy storage layers (406) bifurcating the dielectric energy storage layers for increased resistivity. As part of the fabrication process, the material deposition printer can apply multiple print heads each with different inks and materials (1301, 1302) to form composite material (1303) in the printed layers.

Embodiments herein describe techniques for a semiconductor device including a three dimensional capacitor. The three dimensional capacitor includes a pole, and one or more capacitor units stacked around the pole. A capacitor unit of the one or more capacitor units includes a first electrode surrounding and coupled to the pole, a dielectric layer surrounding the first electrode, and a second electrode surrounding the dielectric layer. Other embodiments may be described and/or claimed.

To provide a secondary battery that can be mounted on a substrate and can easily select a voltage to be output in manufacture and a manufacturing method thereof. A secondary battery in which small cells with substantially the same form are stacked and whose voltage to be output is easily selected in manufacture by changing the number of stacked layers is manufactured. In the cell, an electrolytic solution including a spacer and a polymer is used to keep at least a certain distance between the positive electrode active material layer and the negative electrode active material layer with the spacer. Furthermore, the electrolytic solution is made to gelate by the polymer to be an electrolytic solution that can be formed in the form of a sheet. Furthermore, the positive electrode active material layer and the negative electrode active material layer are formed using a printing method typified by screen printing.