Abstract: An electrocatalyst including carbon and a nanosheet supported on the carbon. The nanosheet includes a metal ruthenium nanosheet, and a platinum atomic layer formed on an entire surface of the metal ruthenium nanosheet. The metal ruthenium nanosheet is a monoatomic layer, and the platinum atomic layer is a monoatomic layer or a monoatomic layer laminated body.

Abstract: There is provided a composition for forming an EUV resist overlayer film that is used in an EUV lithography process, that does not intermix with the EUV resist, that blocks unfavorable exposure light for EUV exposure, for example, UV light and DUV light and selectively transmits EUV light alone, and that can be developed with a developer after exposure. A composition for forming an EUV resist overlayer film used in an EUV lithography process including a resin containing a naphthalene ring in a main chain or in a side chain and a solvent, in which the resin may include a hydroxy group, a carboxy group, a sulfo group, or a monovalent organic group having at least one of these groups as a hydrophilic group.

Abstract: A printed energy storage device includes a first electrode, a second electrode, and a separator between the first and the second electrode. At least one of the first electrode, the second electrode, and the separator includes frustules, for example of diatoms. The frustules may have a uniform or substantially uniform property or attribute such as shape, dimension, and/or porosity. A property or attribute of the frustules can also be modified by applying or forming a surface modifying structure and/or material to a surface of the frustules. A membrane for an energy storage device includes frustules. An ink for a printed film includes frustules.

Abstract: An serviceable battery pack and assembly method may include a battery pack having a stanchion extending through a wall of the battery pack, a first battery pack seal between the stanchion and the wall of the battery pack, attachment of the battery pack at the exterior of a floor pan of a vehicle at the stanchion, and a second battery pack seal between the exterior of the floor pan and the wall of the battery pack surrounding the stanchion.

Abstract: A method for recycling lithium-ion battery materials is provided. The method includes isolating a composite electrode comprising an electrode material adhered to a current collector with a polyvinylidene difluoride (PVDF) binder. The composite electrode is combined with triethyl phosphate (TEP) as a solvent to form a mixture. The electrode material is delaminated from the current collector in the mixture to give a free electrode material and a free current collector. Each of the free electrode material and the free current collector is recovered from the mixture. The free electrode material may be reused to prepare another composite electrode, as well as a lithium-ion battery comprising the same, which are also disclosed.

Abstract: A main object of the present disclosure is to provide a cathode active material with excellent capacity properties. In order to achieve the object, the present disclosure provides a cathode active material to be used in a fluoride ion battery wherein the cathode active material mainly contains a metal element M and a metal element M?; the metal element M is at least one kind of Cu, Fe and Mn; and the metal element M? is at least one kind of Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho and Yb.

Abstract: A rechargeable manganese battery includes: (1) a first electrode including a porous, conductive support; (2) a second electrode including a catalyst support and a catalyst disposed over the catalyst support; and (3) an electrolyte disposed between the first electrode and the second electrode to support reversible precipitation and dissolution of manganese at the first electrode and reversible evolution and oxidation of hydrogen at the second electrode.

Abstract: A lead-acid battery includes a positive electrode plate, a negative electrode plate, and an electrolyte solution, in which the positive electrode plate includes a positive current collector and a positive electrode material, the negative electrode plate includes a negative current collector and a negative electrode material, the positive current collector contains Sn in an amount of 0.95% by mass or more, the negative electrode material contains a polymer compound, and the polymer compound has a peak in a range of 3.2 ppm or more and 3.8 ppm or less in a chemical shift of 1H-NMR spectrum, or the polymer compound contains a repeating structure of oxy C2-4 alkylene units.

Abstract: A separator for an electrochemical device including a heat resistant layer and an adhesive layer and a method for manufacturing the same. The separator uses a heat resistant polymer having a high melting point for a heat resistant layer and shows excellent peel strength between the separator substrate and the heat resistant layer and high adhesion between the separator and an electrode.

Abstract: A fuel cell vehicle includes a fuel cell stack, a stack case containing the fuel cell stack, and an interruption control unit for electrically interrupting an output line of the fuel cell stack at the time of vehicle collision. The interruption control unit is arranged on an upper surface of the stack case, and a front end of the interruption control unit is positioned on the vehicle rear side as compared with a front end of the stack case.

Abstract: A cooler for at least one electrical energy storage element, the cooler comprising at least one heat-transfer liquid circulation duct, the ends of which penetrate into manifolds. Each of the manifolds comprises a collector having at least one opening for introduction and passage of at least one duct, and a cover covering the collector in such a way as to define a volume, into which the at least one duct opens, for circulation of the heat-transfer liquid. The at least one duct and the cover are mechanically assembled with the collector. A manifold further comprises at least one seal disposed between the collector and the at least one duct, and also between the collector and the cover.

Abstract: A method for recycling a lithium iron phosphate positive plate with low energy consumption and low Al content, including: crushing a lithium iron phosphate positive plate to be recycled into a granular material with a particle size of 1-15 mm by using a crusher; heating the granular material obtained in step (1) to 350-500° C. in an atmosphere furnace in an inert atmosphere; and keeping the granular material at 350-500° C. for 0.5-2 h followed by cooling to a preset temperature to obtain a calcined product; grinding the calcined product obtained in step (2) by using a grinder to obtain a ground product with D50 larger than or equal to 50 ?m; and classifying the ground product obtained in step (3) by using an air classifier to remove Al simple substance to obtain a recovered positive material with an Al content below 200 ppm.

Abstract: A metallic salt including at least one anion having a heterocyclic aromatic structure represented by one of Formulae 1 to 3; and a metallic cation: wherein, in Formulae 1 to 3, each X is independently N, P, or As, one of A1 and A2 is an electron-donating group, and the other one is an electron-withdrawing group, ring Ar1 and ring Ar2 are as defined herein, L is a linker group as defined herein, m is an integer from 1 to 5, and n is an integer from 0 to 5.

Abstract: An electrolyte is provided. The electrolyte includes a solvent containing propylene carbonate (PC); a lithium salt dissolved in the solvent; a first additive dissolved in the solvent, the first additive being configured to stabilize an anode solid electrolyte interphase; a second additive dissolved in the solvent, the second additive being configured to stabilize at least one of an anode, a cathode, or the lithium salt; and a third additive dissolved in the solvent, the third additive being configured to stabilize at least one of an anode, a cathode, or the lithium salt. The first, second, and third additives are chemically distinct. Electrochemical cells including the electrolyte are also provided.

Abstract: Recombination system having a recombination device for catalytically recombining hydrogen and oxygen arising in storage batteries to form water, wherein the recombination device comprises at least one catalyst material in at least one subregion above a center line of the recombination device in relation to a position of a retainer of the recombination system for the recombination device has a first partial amount of the catalyst material, wherein the first partial amount is greater than a second partial amount of the catalyst material, which second partial amount is located originating from the center line of the recombination device toward the retainer.

Abstract: A rechargeable battery including a positive electrode, a negative electrode, and an electrolyte solution is provided. The electrolyte solution contains water and one or more lithium salts, and the lithium salts include lithium fluorophosphate.

Abstract: An ion trapping agent which is a layered phosphate compound that includes a proton as an ion exchange group, that supports lithium ions in excess of a theoretical exchange capacity of the layered phosphate compound, and that has no water of crystallization; and a separator for a lithium ion battery or a lithium ion secondary battery containing the ion trapping agent.

Abstract: To make a fuel cell stack reliably discharge at the time of vehicle collision, a control system for an electric vehicle is provided with a fuel cell stack generating electric power by an electrochemical reaction between fuel gas and oxidizing gas and supplying generated electric power to an electric motor for driving the vehicle, a first electrical resistor for discharge electrically connected to the fuel cell stack through an electrically controlled type discharge switch, a discharge control circuit controlling an on/off state of the discharge switch, and a collision detector detecting a vehicle collision and outputting a collision signal to the discharge control circuit. When a collision signal is input to the discharge control circuit, it turns the discharge switch on and electrically connects the fuel cell stack to the first electrical resistor for discharge, to thereby discharge the fuel cell stack. A power supply of the discharge control circuit is comprised of the fuel cell stack.

Abstract: The disclosed technology generally relates to energy storage devices, and more particularly to energy storage devices comprising frustules. According to an aspect, a supercapacitor comprises a pair of electrodes and an electrolyte, wherein at least one of the electrodes comprises a plurality of frustules having formed thereon a surface active material. The surface active material can include nanostructures. The surface active material can include one or more of a zinc oxide, a manganese oxide and a carbon nanotube.

Abstract: An electrochemical cell according to various aspects of the present disclosure includes a positive electrode, a negative electrode, a separator, and an electrolyte. The positive electrode includes a positive electroactive material. The positive electroactive material includes a phospho-olivine compound. The negative electrode includes lithium metal. The separator is between the positive electrode and the negative electrode. The separator is electrically insulating and ionically conductive. The electrolyte includes a ternary salt and a solvent. The ternary salt includes LiPF6, LiFSI, and LiClO4.