Abstract: Provided herein is a battery cell and electrode. The battery cell can include a component. The battery cell can include MxFy disposed in the component, where M is a metal element different from Mn, and 1?x?3 and 1?y?3. The electrode can include an anode active material. The electrode can include a solid electrolyte interphase on the anode active material. The solid electrolyte interphase can include MxMn(O1-yFy)z, where M is a metal element different from Mn, and x?1, 0?y?1, and z?3.

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: Provided herein is a cathode. The cathode can include a cathode active material. The cathode can include a coating disposed on the cathode active material. The coating can include LixM1?y1My2AFz(OH)u, where M1 is a first metal, M2 is a second metal, A is an anionic species, 1?x?2, 0?y?1, 0?z?1, and 0?u?1.

Abstract: Provided herein is a battery cell. The battery cell can include a cathode. The cathode can include a cathode active material. The battery cell can include an anode. The anode can include an anode active material. The battery cell can include an electrolyte. The electrolyte can include a ring-opening compound. The ring-opening compound can include a fluorocarbonate. The electrolyte can include a heterocyclic compound. The electrolyte can include dimethyl carbonate. The ring-opening compound can increase decomposition of the heterocyclic compound in the electrolyte compared to the same electrolyte without the ring-opening compound.

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: Provided are battery cells comprising: a lithiophilic electrode; and a liquid electrolyte, wherein the battery cell has an N/P ratio of less than 1.0. In some embodiments, the multilayer lithiophilic electrode comprises a first layer comprising predominantly active material and a second layer comprising predominantly lithiophilic material. Other materials used in the first and second layers can include a binder and/or a conducting agent.

Abstract: Provided herein is an apparatus. The apparatus can include a battery cell. The battery cell can include an electrode. The apparatus can include a first solid electrolyte interphase on the electrode. The first solid electrolyte interphase can be formed from a first electrolyte having a salt concentration greater than or equal to 1 M. The apparatus can include a second solid electrolyte interphase on the electrode. The second solid electrolyte interphase can be formed from a second electrolyte different from the first electrolyte.

Abstract: Provided are electrodes for lithium-ion batteries comprising: a first lithium metal phosphate material comprising a first plurality of active material particles; and a second lithium metal phosphate material comprising a second plurality of active material particles, wherein both the first lithium metal phosphate material and the second lithium metal phosphate material are LiMPO4, wherein M is one or more of iron (Fe) or manganese (Mn), and wherein the first lithium metal phosphate material is blended with the second lithium metal phosphate material at a weight ratio of greater than 1:1.

Abstract: Provided are electrodes for a lithium-ion batteries comprising a lithium metal phosphate material, an over-lithiated-oxide material, and a high nickel manganese cobalt oxide material. In some embodiments, an electrode includes a blend of the lithium metal phosphate, the over-lithiated-oxide, and the high nickel manganese cobalt oxide materials. Also provided are rechargeable lithium-ion batteries and electric vehicle systems with an electrode comprising a lithium metal phosphate material, an over-lithiated-oxide material, and a high nickel manganese cobalt oxide material.

Abstract: An electronic device and a payment processing method in the electronic device are provided. The electronic device includes a memory configured to store first payment means information corresponding to a first payment means and second payment means information corresponding to a second payment means, and a processor electrically connected with the memory, wherein the processor is configured to execute a first application associated with the first payment means by activating the first payment means information, obtain a request to execute a second application associated with the second payment means, while the first application is executed, and deactivate the first payment means information based on at least the request.

Abstract: An electronic device and a payment processing method in the electronic device are provided. The electronic device includes a memory configured to store first payment means information corresponding to a first payment means and second payment means information corresponding to a second payment means, and a processor electrically connected with the memory, wherein the processor is configured to execute a first application associated with the first payment means by activating the first payment means information, obtain a request to execute a second application associated with the second payment means, while the first application is executed, and deactivate the first payment means information based on at least the request.