Abstract: A positive electrode having lower loading of cathode active material at an end of the electrode when combined with a negative electrode and separator therebetween can reduce stress when in a rolled configuration. In particular, a positive electrode can include a cathode active material loaded on a first major surface of a current collector along a length direction of the current collector in which the cathode active material has an average areal loading in a zone at a distal end that is less than the average areal loading of the cathode active material at a proximal zone on the first major surface of the current collector along the length direction of the current collector.

Abstract: A separator for a rechargeable battery can include a porous polymer sheet having a first major surface and an opposing second major surface and, advantageously, a functional coating on one or both major surfaces. Such a coating can include a lithium ion generating compound such as a mixture of Li3N and another metal nitride; or a lithium metal oxide; a lithium transition metal phosphate; or any mixture thereof. In addition, the porous polymer sheet can include a lithium metal coating or an alloy of lithium metal coating. Such separators are useful in rechargeable lithium ion battery cells.

Abstract: Aspects of the disclosure relate to an electrolyte for a battery cell such as a rechargeable battery cell and includes (i) a lithium salt; (ii) a low temperature solvent combination in a ratio of from about 1:1.25 to about 1.4; optionally (iii) an additive of butane sultone (BS) in an amount from about 0.1 wt % to about 1.5 wt %, e.g., 1 wt %, based on a total weight of the electrolyte; and optionally (iv) an additional additive of ethylene sulfite (ES), hexane tricarbonitrile (HTCN), fluoroethylene carbonate (FEC), vinylene carbonate (VC), lithium difluorophosphate, or a combination of two or more thereof.

Abstract: Lithium-ion batteries (LIBs) which include a metal phosphate coating material reactive (scavenging) or stable with cathode materials, HF, LiF, PF5?, and LiOH. The metal phosphates may be applied on the cathode material of LIBs.

Abstract: Particular embodiments may provide an anode material, comprising a compound of formula Li2—X—Y, wherein: X and Y are each independently a metal atom or a metalloid atom; the anode material has a discharge potential of less than about 0.4 V vs. Li/Li+; and the molar ratio of Li:X:Y is 2:1:1.

Abstract: Provided is a method performed by a least one computing device for evaluating contributions to the creation of an element of a prototype. The method comprises determining a second consumption performance of second prototype content, which is obtained by editing first prototype content including a plurality of first interactions and includes a plurality of second interactions, comparing the first interactions and the second interactions and calculating a ratio between contributions of a first creator of the first prototype content and a second creator of the second prototype content to the second consumption performance based on a result of the comparison of the first interactions and the second interactions.

Abstract: A sensor refresh system. The sensor refresh system includes a sensor assembly including a sensing surface. The sensor refresh system includes a sensor attached to the sensing surface of the sensing assembly. The sensor includes a receptor binding a chemical species in a binding state. The sensor refresh system further includes an optical source irradiating the sensor when the chemical species is in the binding state to dissociate the chemical species from the receptor of the sensor in a dissociation state.

Abstract: Fuel cell alloy bipolar plates. The alloys may be used as a coating or bulk material. The alloys and metallic glasses may be particularly suitable for proton-exchange membrane fuel cells because of they may exhibit reduced weights and/or better corrosion resistance. The alloys may include any of the following AlxCuyTiz, AlxFeyNiz, AlxMnyNiz, AlxNiyTiz, CuxFeyTiz, CuxNiyTiz, AlxFeySiz, AlxMnySiz, AlxNiySiz, NixSiyTiz, and CxFeySiz. The alloys or metallic glass may be doped with various dopants to improve glass forming ability, mechanical strength, ductility, electrical or thermal conductivities, hydrophobicity, and/or corrosion resistance.

Abstract: A propane gas-utilizing system includes a housing having propane gas and a propane leakage prevention material having a catalyst, scavenger, and/or oxidizer of the propane gas arranged in the housing and including at least one of (a) an oxide material having at least one composition of formula (I): Ru1-xMxO2 (I), where 0<x?0.1 and M is Ag, K, Pt, Rh, or Ir, or (b) an oxide material having at least one composition of formula (II): Co3-xMxO4 (II), where 0<x?0.3, and M is Pd, Cu, or Sr, or (c) an oxide material having at least one composition of formula (III): MM?xOy (III), where x is a stoichiometric ratio of M? to M, 0?x?1.5, y is a stoichiometric ratio of O to M, 1?y?3, M is an alkali metal, and M? (if x>0) is Y, Ce, Nb, Ta, La, Nd, Mn, Ag, Au, or Cr.

Abstract: A fuel cell catalyst layer includes a catalyst support, a catalyst material, and a graphene-based material. The catalyst material includes catalyst particles in an atomic form at a beginning of operation or life of the fuel cell catalyst layer. The graphene-based material includes defects capturing dissolved particles ionized from the atomic form after the beginning of operation or life of the fuel cell catalyst layer.

Abstract: A method of monitoring and replacing fuel cells within a fuel cell stack assembly. The method includes measuring one or more operating conditions of a fuel cell within the fuel cell stack assembly. The method includes determining, using a processor, a state of health of the fuel cell based at least in part on the one or more operating conditions. The method includes detaching the fuel cell from an adjacent cell within the fuel cell stack assembly by removing a first electrically-conducing mating matrix associated with a first endplate of the fuel cell from a second electrically-conducing mating matrix associated with a second endplate of the adjacent cell. The method includes attaching a replacement fuel cell by mating a third electrically-conducing mating matrix associated with a third endplate of the replacement fuel cell with a fourth electrically-conducing mating matrix associated with a fourth endplate of the adjacent cell.

Abstract: A coated separator for a rechargeable battery includes a porous polymer sheet comprising a surface; and a coating disposed on the surface, the coating comprising a metal oxyhydroxide; wherein: the coating includes a greater HF score when normalized to that of AlO(OH) at 100%; a greater PF5? score when normalized to that of AlO(OH) at 100%; or a greater LiOH score when normalized to that of AlO(OH) at 100%; or a combination of any two or more thereof.

Abstract: Provided herein is an electrode. The electrode can include a current collector. The electrode can include a first layer on a first surface of the current collector. The first layer can include a first electrode active material and an electrically conductive material. The electrode can include a second layer on the first layer. The second layer can include a second electrode active material. An amount of the second electrode active material in the second layer can be greater than an amount of the first electrode active material in the first layer.

Abstract: The present disclosure according to at least one embodiment provides a method for generating a prototype by using a screen image, performed by a computing system. The method comprises acquiring screen image data including meta data for each of a plurality of objects included in the screen image, identifying a template interaction corresponding to the screen image among a plurality of predefined template interactions based on a result of analyzing at least one of a correspondence relationship between the plurality of objects or the meta data of each of the plurality of objects, and automatically generating a prototype corresponding to the screen image by using the identified template interaction and the screen image.

Abstract: An electrolyzer system includes an anticorrosive, conductive material including a first oxide having oxygen vacancies and a formula (Ia): MgTi2O5-? (Ia), where ? is any number between 0 and 3 including a fractional part denoting the oxygen vacancies; and a second oxide having a formula (II): TiaOb (II), where 1<=a<=20 and 1<=b<=30, optionally including a fractional part, the first and second oxides of formulas (Ia) and (II) forming a polycrystalline matrix within the electrolyzer system.

Abstract: An electrocatalyst includes a conglomerate of platinum atoms forming an amorphous nanoparticle structure having at least about 40% of highly undercoordinated surface atoms with fewer than 6 adjacent atoms on its surface; and a passivating crust including catalytically active monoatomic adsorbed oxygen atoms such that at least 50% of the amorphous nanoparticle structure has oxygen coverage, the amorphous nanoparticle structure having a diameter of up to 3 nm.

Abstract: A method for producing a prototype of a graphical user interface (GUI) and a system thereof are provided. The method according to some embodiments of the present disclosure includes providing a prototype producing interface to a user, determining a target object from among one or more objects disposed on a target graphical user interface (GUI) screen produced through the prototype producing interface, determining a recommended motion for the target object using pre-produced GUI screen samples, wherein the GUI screen samples include motion objects, and providing the recommended motion to the user.

Abstract: A thermal release layer for electrode materials in a battery cell is provided. The battery cell can include a terminal and an electrode, in contact with the terminal. The battery cell can include a first material that conducts electricity to establish electrical continuity with the terminal. The battery call can include a second material that, in response to a temperature of the electrode reaching or exceeding a temperature threshold, expands to reduce the electrical continuity with the terminal.

Abstract: Particular embodiments may provide a lithium-ion battery comprising a MAX compound to prevent and/or decrease Manganese dissolution. In some embodiments, the MAX compound comprises the formula Mn+1AXn, wherein M is an early transition metal atom, n is an integer from 1 to 3, A is a group 13 or group 14 element, and X is C or N.

Abstract: The present disclosure according to at least one embodiment provides a method for generating a prototype by using a screen image, performed by a computing system. The method comprises acquiring screen image data including meta data for each of a plurality of objects included in the screen image, identifying a template interaction corresponding to the screen image among a plurality of predefined template interactions based on a result of analyzing at least one of a correspondence relationship between the plurality of objects or the meta data of each of the plurality of objects, and automatically generating a prototype corresponding to the screen image by using the identified template interaction and the screen image.