Abstract: An electrical energy generating element includes a first porous electrode, an eggshell membrane, and a second porous electrode. The first porous electrode, the eggshell membrane, and the second porous electrode are stacked on each other in that order. The present application also relates to an electrical energy generating device, a method for generating electrical energy, and a decorative ring.

Abstract: An electrical energy generating device includes an electrical energy generating element, a first container, a second container, and a liquid having positive and negative ions. The electrical energy generating element includes a first porous electrode, an eggshell membrane, and a second porous electrode stacked on each other in that order. The first container is located on a side of the first porous electrode away from the eggshell membrane. The second container is located on a side of the second porous electrode away from the eggshell membrane. The liquid is located in at least one of the first container and the second container, and the liquid is configured to penetrate from one of the first container and the second container to another through the electrical energy generating element.

Abstract: A method for controlling interfacial thermal resistance is provided. The method includes: providing a metallic thermal conductor and a non-metallic thermal conductor, the metallic thermal conductor and the non-metallic thermal conductor are in direct contact with each other to form an interface; and varying an electric field at the interface to modulate the interfacial thermal resistance at the interface.

Abstract: A method for generating electrical energy includes providing an electrical energy generating element. The electrical energy generating element includes a first porous electrode, an eggshell membrane, and a second porous electrode stacked on each other in that order. The electrical energy generating element has a first side and a second side opposite to the first side. A liquid having positive ions and negative ions is allowed to penetrate the electrical energy generating element from the first side to the second side.

Abstract: A method for making a touch panel, the method includes the following steps. Two touch panel units are made. The two touch panel units are spaced apart from each other. Making each of the two touch panel units includes the following steps. A carbon nanotube material and a substrate are provided. A carbon nanotube floccule structure is made by flocculating the carbon nanotube material. A conductive layer on the substrate is obtained by applying the carbon nanotube floccule structure on the substrate. Two electrodes on opposite ends of the substrate formed to obtain an electrode plate.

Abstract: A generator and a method for generating far infrared polarized light are related. The generator includes a far infrared light source configured to emit a far infrared light; a polarizer located on a light emitting surface of the far infrared light source, wherein the polarizer includes a carbon nanotube structure including a plurality of carbon nanotubes arranged substantially along the same direction, and the far infrared light passes through the polarizer to form a far infrared polarized light; and a heater configured to heat the carbon nanotube structure. The method includes allowing the far infrared to pass through the carbon nanotube structure and heating the carbon nanotube structure as the far infrared passes through the carbon nanotube structure.

Abstract: A decorative ring includes a body having a hollow tubular structure and defining a body space. A plurality of electrical energy generating elements is located in the body space and spaced apart from each other. The body space is divided into a plurality of sub-body spaces separated from each other. Each of plurality of electrical energy generating elements includes a first porous electrode, an eggshell membrane, and a second porous electrode stacked on each other in that order. A light emitting element is located on the body and electrically connected to one of the plurality of electrical energy generating elements. A liquid having positive ions and negative ions in the body space.

Abstract: An energy storage device is provided which includes a supercapacitor first electrode, a supercapacitor second electrode, a first electrolyte, a metal electrode, and a hydrophobic layer. The supercapacitor first electrode, the supercapacitor second electrode, and the first electrolyte together form a supercapacitor. The metal electrode is spaced apart from the supercapacitor first electrode to form a first gap, the metal electrode and the supercapacitor second electrode form an Ohmic contact. The hydrophobic layer is located on at least one portion of a surface of the supercapacitor first electrode and/or at least one portion of a surface of the supercapacitor second electrode.

Abstract: The disclosure relates to a self-charging device for energy harvesting and storage. The self-charging device for energy harvesting and storage includes a first electrode, a second electrode spaced from the first electrode, a solid electrolyte bridging the first electrode and the second electrode, and a water absorbing structure. The water absorbing structure is located on the second electrode, absorbs water from external environment and transmits the absorbed water to the solid electrolyte.

Abstract: An energy storage device is provided which includes a supercapacitor first electrode, a supercapacitor second electrode, a first electrolyte, a metal electrode, and a separator. The supercapacitor first electrode, the supercapacitor second electrode, and the first electrolyte together form a supercapacitor. The metal electrode and the supercapacitor second electrode form an Ohmic contact. The separator is sandwiched between the metal electrode and the supercapacitor first electrode and configured to absorb moisture in a surrounding environment.

Abstract: A self-charging supercapacitor is provided which includes a supercapacitor first electrode, a supercapacitor second electrode, a first electrolyte, and a metal electrode. The supercapacitor first electrode and the supercapacitor second electrode are parallel to and spaced apart from each other. A part of the metal electrode is Ohmic contacted with a surface of the supercapacitor second electrode, and another part of the metal electrode is disposed opposite to the supercapacitor first electrode.

Abstract: A method for charging self-charging supercapacitor includes: providing a self-charging supercapacitor which includes a supercapacitor first electrode, a supercapacitor second electrode, a first electrolyte, and a metal electrode; the metal electrode and the supercapacitor second electrode form an Ohmic contact, the metal electrode is spaced apart from and opposite to the supercapacitor first electrode. Electrically connecting the metal electrode and the supercapacitor first electrode with a second electrolyte.

Abstract: A self-charging supercapacitor is provided which includes a supercapacitor first electrode, a supercapacitor second electrode, a first electrolyte, and a metal electrode. The supercapacitor first electrode and the supercapacitor second electrode are parallel to and spaced apart front each other. The metal electrode and the supercapacitor second electrode form an Ohmic contact, the metal electrode is spaced apart from and opposite to the supercapacitor first electrode.

Abstract: A photocapacitor is provided. The photocapacitor includes: a perovskite solar cell and a supercapacitor attached to the perovskite solar cell. The supercapacitor includes a first carbon nanotube structure. The perovskite solar cell includes third carbon nanotube structure. The first carbon nanotube structure is directly contacted with the third carbon nanotube structure.

Abstract: A thermal transistor is provided. The thermal transistor includes a metallic thermal conductor, a non-metallic thermal conductor, and a thermal resistance adjusting unit. The metallic thermal conductor and the non-metallic thermal conductor are contact with each other to form a thermal interface. The thermal resistance adjusting unit is configured to generate an bias voltage U12 between the metallic thermal conductor and the non-metallic thermal conductor.

Abstract: An energy storage device is provided which includes a supercapacitor first electrode, a supercapacitor second electrode, a first electrolyte, a metal electrode, and a hydrophobic layer. The supercapacitor first electrode, the supercapacitor second electrode, and the first electrolyte together form a supercapacitor. The metal electrode is spaced apart from the supercapacitor first electrode to form a first gap, the metal electrode and the supercapacitor second electrode form an Ohmic contact. The hydrophobic layer is located on at least one portion of a surface of the supercapacitor first electrode and/or at least one portion of a surface of the supercapacitor second electrode.

Abstract: A thermal transistor is provided. The thermal transistor includes a metallic thermal conductor, a non-metallic thermal conductor, and a thermal resistance adjusting unit. The metallic thermal conductor and the non-metallic thermal conductor are contact with each other to form a thermal interface. The thermal resistance adjusting unit is configured to generate an electric field at the thermal interface.

Abstract: A decorative ring includes a body having a hollow tubular structure and defining a body space. A plurality of electrical energy generating elements is located in the body space and spaced apart from each other. The body space is divided into a plurality of sub-body spaces separated from each other. Each of plurality of electrical energy generating elements includes a first porous electrode, an eggshell membrane, and a second porous electrode stacked on each other in that order. A light emitting element is located on the body and electrically connected to one of the plurality of electrical energy generating elements. A liquid having positive ions and negative ions in the body space.

Abstract: An electrical energy generating device includes an electrical energy generating element, a first container, a second container, and a liquid having positive and negative ions. The electrical energy generating element includes a first porous electrode, an eggshell membrane, and a second porous electrode stacked on each other in that order. The first container is located on a side of the first porous electrode away from the eggshell membrane. The second container is located on a side of the second porous electrode away from the eggshell membrane. The liquid is located in at least one of the first container and the second container, and the liquid is configured to penetrate from one of the first container and the second container to another through the electrical energy generating element.

Abstract: A method for generating electrical energy includes providing an electrical energy generating element. The electrical energy generating element includes a first porous electrode, an eggshell membrane, and a second porous electrode stacked on each other in that order. The electrical energy generating element has a first side and a second side opposite to the first side. A liquid having positive ions and negative ions is allowed to penetrate the electrical energy generating element from the first side to the second side.