An electrochemical apparatus includes a separator, a positive electrode plate, and an electrolyte solution, where the separator includes a porous layer, and an average pore diameter of the porous layer is 0.5 μm to 18 μm; the electrolyte solution includes propyl propionate, and based on a mass of…
A separator of a secondary battery includes a polyolefin-based porous substrate having a thickness of about 8 μm or less. The total pore volume within the polyolefin-based porous substrate is about 0.45 cc/g to 1.5 cc/g.
The present disclosure relates to a release film for an oxide solid-state electrolyte membrane. The release film includes a release substrate layer, and an EVA functionalized coating applied to a surface of the release substrate layer, wherein the EVA functionalized coating has a vinyl acetate…
A lithium-ion battery cell is presented. The lithium-ion battery cell includes a current collector and an active material layered thereon. The active material layer includes an electrode active material, a conductive agent, and a binder, with a bottom adjacent to the current collector containing a…
A separator and a preparation method thereof are provided. The separator includes: a first isolation layer, configured to contact with a positive electrode sheet of the lithium battery; a third isolation layer, configured to contact with a negative electrode sheet of the lithium battery; and a…
The present disclosure provides an electrode stack, a battery, a method for producing an electrode stack and a method for producing a battery, which can maintain the facing area between the positive electrode active material layer and negative electrode active material layer while improving the…
A button-type secondary battery includes a lower can having a bottom surface; an upper can having a top, the upper can and the lower can being coupled to define a space therein; an electrolyte in the space; an electrode assembly in the space and including a negative electrode, a separator, and a…
Embodiments described herein relate to electrochemical cells with dendrite prevention mechanisms. In some aspects, an electrochemical cell can include an anode disposed on an anode current collector, a cathode disposed on a cathode current collector, the cathode having a first thickness at a…
An electrochemical device includes: a positive electrode plate, a negative electrode plate, a separator, and a shape-memory alloy component. The positive electrode plate includes a positive current collector and a positive active material layer. The negative electrode plate includes a negative…
A lithium secondary battery includes: a positive electrode; a negative electrode in which lithium metal is deposited on the negative electrode current collector when charging; and a solid electrolyte layer. An ion-conductive reaction suppression layer which has lithium-ion conductivity and…
A lithium metal anode () for a battery, including an anode active substrate () including lithium metal, and a first lithium metal anode protective layer () provided on a surface () of the anode active substrate (), the anode further including one or more of LiCO, LiO and LiOH, wherein the first…
An all-solid-state battery containing a power generating element includes: a positive electrode including a positive electrode active material layer containing a positive electrode active material; a negative electrode including a negative electrode current collector in which lithium metal is…
A method for filling oxygen into a NiMH battery module () comprising one battery cell (), the battery module having a casing () encompassing the battery cell and a gas space, wherein each battery cell () comprises a first electrode, a second electrode, a porous separator, and an aqueous alkaline…
A polymer electrolyte for a lithium secondary battery according to the embodiments of the present disclosure includes a fluorine-based solvent including a fluorine-containing cyclic carbonate, a fluorine-containing linear carbonate, and a fluorine-containing ether; a lithium salt; and a flame…
A lithium-free secondary battery is provided. The lithium-free secondary battery includes an anode, an electrolyte, a separator, and a cathode, the anode comprising an anode plate composed of an anode current collector and an insulating layer formed in contact with the anode current collector in a…
An object of the present disclosure is then to provide a lithium secondary battery with a lithium metal and/or a lithium alloy as a negative electrode active material, in which the lithium secondary battery can be enhanced in capacity retention rate and reduced in resistance value. A lithium…
A battery according to the present disclosure includes a first electrode layer, a second electrode layer, and an electrolyte layer. The battery satisfies at least one configuration selected from the group consisting of the following (I) and (II):
An object of the present disclosure is then to provide a lithium secondary battery with a lithium metal and/or a lithium alloy as a negative electrode active material, in which the lithium secondary battery is enhanced in capacity retention rate, reduced in resistance, and suppressed in…
A ceramic polymer separator, an electrochemical cell comprising the ceramic polymer separator, and a method of preparing the same are provided. The ceramic polymer separator is a lithium-ion conducting and electrically insulating membrane for use in an electrochemical cell, including a rechargeable…
This non-aqueous electrolyte secondary battery is characterized by having a positive electrode, a negative electrode, and a non-aqueous electrolyte, wherein the positive electrode has a positive electrode current collector and a positive electrode mixture layer provided on the positive electrode…
An electromagnetic stimulated rechargeable battery includes first and second electrodes connected by an ion transfer medium or an ion transfer path that facilitates ion movements between the first and the second electrodes, and one or more electromagnetic radiation generator configured to generate…
In a non-aqueous electrolyte secondary battery according to an embodiment, a positive electrode includes a lithium-containing transition metal composite oxide and a sulfonic acid compound present on the surface of particles of the composite oxide. The sulfonic acid compound is represented by…
The invention provides a lithium secondary battery capable of self-poisoning, which includes a positive active material, a negative active material, an electrolyte located between the positive active material and the negative active material to allow lithium ions move therebetween, and a poisonous…
Disclosed is a nanowire composition that includes nanowires comprising aluminum fluoride (AlF) (AFNWs). The aluminum fluoride comprises α-phase AlF. In some implementations, an average diameter of the AFNWs is in a range of 100 to 500 nm, an average length of the AFNWs is in a range of 100 to 1000…
Energy storage cells are provided herein, the energy storage cells including a cell housing defining an inner region; an electrode assembly disposed in the inner region together with an electrolyte; and a support element disposed between a surface of the energy storage cell and at least one part of…
An electrode assembly including electrodes, a separator interposed between the electrodes, and a tape attached to an electrode, wherein the electrodes and the separator are wound together to form a jelly roll structure, wherein the tape is attached to an end of the electrode, on a surface of the…
The present invention provides a synthesis method for a mixed zirconium salt electrolyte material and use in a lithium metal battery. The preparation method includes the following steps: first, preparing a turbid solution of a zirconium-containing mixed electrolyte material using an existing…
Disclosed are energy storage devices, methods of fabricating energy storage devices, and methods of charging and discharging the energy storage device. The energy storage device may include alternating layers of nanoparticle monolayers and insulating oxide layers. The energy storage device may have…
The present disclosure discloses a battery. A positive electrode plate includes a positive electrode active material layer. The positive electrode active material layer includes a positive electrode active material. A mass fraction of the positive electrode active material based on a total mass of…
A separator according to an aspect of the present disclosure includes a polyolefin-based substrate having a thickness of about 8 μm or less. The polyolefin-based substrate has a minimum pore size of about 20 nm or more.