A glass-ceramic includes an oxide containing lithium (Li), silicon (Si), and boron (B) and has an X-ray diffraction spectrum with two or more peaks appearing in the range 20°≦2θ≦25° and with two or more peaks appearing in the range 25°<2θ≦30°.

A battery includes a first conductive substrate portion having a first face, and a second conductive substrate portion having a second face opposed to the first face. Each of the first and second faces has a perimeter portion and an interior portion inside the perimeter portion. A first electrode material of the battery is disposed in contact with the interior portion of at least one of the first and second faces, and a jettable electrolyte material disposed in contact with the first electrode material. A second electrode material is disposed in contact with the electrolyte material, and a conductive tab is disposed in contact with the second electrode material. The conductive tab extends outwardly from the interior region beyond the perimeter portion of at least one of the first and second faces.

A device for intermittent coating of a substrate moving in a transport direction relative to the device includes a nozzle body comprising two nozzle jaws; an insertion film having a cut-out provided between the two nozzle jaws, wherein the cut-out in the insertion film forms a nozzle slot within the nozzle body, wherein the nozzle slot extends transversely to the transport direction of the substrate and in parallel with the substrate, and wherein the nozzle slot ends in an outlet gap; and a supply channel, wherein the outlet gap is in flow connection with the supply channel via the nozzle slot. A first of the two nozzle jaws is provided with at least two openings which lead into the nozzle slot in series between the supply channel and the outlet gap and which are closed in a fluid-tight manner toward the nozzle slot by at least two elastically deformable elements.

A rechargeable power device comprises one or more supercapacitors, at least one rechargeable battery and control electronics arranged to couple the supercapacitor(s) to the at least one rechargeable battery. The rechargeable power device may be operable to rapidly recharge and provide power to electronic equipment, whilst being flexible in structure. The rechargeable power device may be integrated into a user device and/or garment.

[Problem] To lower electrical resistance by increasing the interfacial surface area and the adhesion between a current collector and an active material or an electrolyte, or between the active material and the electrolyte in an all-solid-state battery. In addition, to improve battery performance by eliminating or minimizing residual carbon originating from a binder. [Solution] According to the present invention, a slurry, composed of an electrode active material and a solvent, and a slurry, composed of electrolyte particles and a solvent, can be impacted against a target and thereby attached thereto to form a high-density layer and improve adhesion. Moreover, residual carbon is eliminated or minimized by eliminating or minimizing the content of binders, thereby improving battery performance.

A printable lithium composition is provided. The printable lithium composition includes lithium metal powder; a polymer binder, wherein the polymer binder is compatible with the lithium powder; and a rheology modifier, wherein the rheology modifier is compatible with the lithium powder and the polymer binder. The printable lithium composition may further include a solvent compatible with the lithium powder and with the polymer binder.

A method for manufacturing an electrochemical device that may be selected from the group consisting of: lithium ion batteries with a capacity greater than 1 mAh, capacitors, supercapacitors, resistors, inductors, transistors, photovoltaic cells, fuel cells, implementing a method for manufacturing an assembly comprising a porous electrode and a porous separator comprising a porous layer deposited on a substrate having a porosity comprised between 20% and 60% by volume, and pores with an average diameter of less than 50 nm.

A battery including a first electrode layer, a solid electrolyte layer on the first electrode layer, a second electrode layer which is located on the solid electrolyte layer and which is a counter electrode layer of the first electrode layer, and a space portion, wherein a first thickness portion is located on the first active material layer, the second thickness portion is located on the first electrode layer, the second active material layer is located at a position which faces the first thickness portion and which does not face the first active material layer via the second thickness portion, the second collector extends to the position facing the second thickness portion and a region provided with the second active material layer, the second thickness portion is in contact with the second electrode layer, and the space portion is surrounded by the second electrode layer and the second thickness portion.

A battery assembly is disclosed. The battery assembly can include a first electrode disposed in a first substrate section and a second electrode disposed in a second substrate section. The battery assembly can also include an adhesive that bonds the first substrate section to the second substrate section. The adhesive partially defines a chamber between the first and second electrodes. The battery assembly can also include an electrolyte disposed in the chamber between the first and second electrodes.

Provided are electrochemical cells and methods of manufacturing these cells. An electrochemical cell comprises a positive electrode and an electrolyte layer, printed over the positive electrode. In some examples, each of the positive electrode, electrolyte layer, and negative electrode comprises an ionic liquid enabling ionic transfer. The negative electrode comprises a negative active material layer (e.g., comprising zinc), printed over and directly interfacing the electrolyte layer. The negative electrode also comprises a negative current collector (e.g., copper foil) and a conductive pressure sensitive adhesive layer. The conductive pressure sensitive adhesive layer is disposed between and adhered to, directly interfaces, and provides electronic conductivity between the negative active material layer and the negative current collector. In some examples, the conductive pressure sensitive adhesive layer comprises carbon and/or metal particles (e.g., nickel, copper, indium, and/or silver). Furthermore, the conductive pressure sensitive adhesive layer may comprise an acrylic polymer, encapsulating these particles.