Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Corning Incorporated

Myungjin Lee

Jusik Kim

Victor Roev

Wonseok Chang

Dongmin Im

Hongsoo Choi

Yonggun Lee

Kihyun Kim

Sangbok Ma

Ryounghee Kim

SeWon Kim

Seoksoo Lee

Wonsung Choi

Toshinori Sugimoto

Joungwon Park

Tomonobu Mizumo

Soyeon Kim

Hyunpyo Lee

Kyounghwan Choi

Dongjoon Lee

Hyorang Kang

Minsik Park

Taehwan Yu

Dooyeon Lee

Taeyoung Kim

Michael Edward Badding

Yoonhyun Kwak

Yan E Wang

Zhen Song

Hyukjae Kwon

Lincoln James Miara

Wooyoung Yang

Heungchan Lee

Jinkyu Kim

Mokwon Kim

Hyeokjo Gwon

Saebom Ryu

Sung Heo

Donghwa Seo

Kihong Kim

Sungkyun Jung

Seungsik Hwang

Gabin Yoon

Changhoon Jung

Jenam Lee

Shintaro Kitajima

Jirae Kim

Sungjun Park

Intaek Han

Junhyuk Moon

Dukjin Oh

Dahye Park

Dohyeong Kim

Moonsung Kang

Jehwon Choi

Jaemyung Chang

Sewon Kim

An all-solid secondary battery includes a cathode layer including a cathode active material layer; an anode layer; and a solid electrolyte layer disposed between the cathode layer and the anode layer, wherein the anode layer includes an anode current collector and a first anode active material layer is disposed on the anode current collector, wherein the first anode active material layer includes an organic electrolyte and an anode active material that is capable of forming an alloy with lithium or a compound with lithium, and wherein the organic electrolyte includes an organic salt including an organic cation and an anion.

All-solid secondary battery and method of preparing the same

A lithium battery including a cathode, an anode, a liquid-impermeable ion-conductive membrane between the cathode and the anode, and an interlayer including a metal-carbon composite between the anode and the liquid-impermeable ion-conductive membrane, wherein the metal-carbon composite includes a carbonaceous material, a metal chemically bonded to the carbonaceous material, and a metal sulfide, a metal fluoride, or a combination thereof chemically bonded to the carbonaceous material.

Lithium battery and method of preparing the same

The all-solid battery includes: a cathode layer including a cathode active material layer, an anode layer, and a solid electrolyte layer that is disposed between the cathode layer and the anode layer and includes a solid electrolyte, wherein the anode layer includes a porous anode current collector; a first anode active material layer including a first metal and a carbonaceous anode active material disposed on the porous anode current collector; a conformal coating layer including a second metal disposed on the first anode active material layer, wherein the conformal coating layer of the anode layer is between the first anode active material layer and the solid electrolyte layer, and a surface roughness of the solid electrolyte layer, proximate to the conformal coating layer, is about 2 micrometers or less.

All-solid battery and method of preparing the same

Provided are a cathode hybrid electrolyte for a solid secondary battery, a cathode including the cathode hybrid electrolyte, a method of preparing the cathode, and a solid secondary battery including the cathode hybrid electrolyte, wherein the cathode hybrid electrolyte includes an ion conductor represented by Formula 1, and an ionic liquid, where at least a portion of the anions of the ionic liquid comprise the same anionic moiety —Yof the ion conductor, where, in Formula 1, X, Rto R, Y, and n are the same as defined in the detailed description.

Cathode hybrid electrolyte for solid secondary battery, cathode including the cathode hybrid electrolyte, method of preparing the cathode, and solid secondary battery including the cathode hybrid electrolyte

An all-solid secondary battery including: a cathode layer including a cathode active material layer; an anode layer; and a solid electrolyte layer between the cathode layer and the anode layer, and the solid electrolyte layer including a solid electrolyte, wherein the anode layer includes an anode current collector, a first anode active material layer in contact with the solid electrolyte layer, and a second anode active material layer between the anode current collector and the first anode active material layer, wherein the first anode active material layer is a lithium-containing first metal layer, wherein the second anode active material layer includes a carbon-containing anode active material or a carbon-containing anode active material and a second metal, and wherein a surface of the solid electrolyte layer adjacent to the first anode active material layer has a porosity of 40 percent or less.

All-solid secondary battery and method of manufacturing the same

A protected anode, an electrochemical device including the same, and a method of preparing the electrochemical device. The protected anode may include: an anode layer; and a protective layer including an oxide represented by Formula 1, on the anode layer:AMO  Formula 1In Formula 1, A is at least one of Ge, Sb, Bi, Se, Sn, or Pb; M is at least one of In, TI, Sb, Bi, S, Se, Te, or Po; A and M are different from each other; and 0<x<100 and 0<y<100.

Protected anode, electrochemical device including the same, and method of preparing the electrochemical device

A cathode configured to use oxygen as a cathode active material, the cathode comprising a lithium-containing metal oxide comprising at least one of:

Cathode and lithium-air battery including the cathode

An all-solid secondary battery including: a cathode layer including a cathode active material layer; an anode layer; and a solid electrolyte layer including a solid electrolyte, wherein the solid electrolyte layer is disposed between the cathode layer and the anode layer, wherein the anode layer includes an anode current collector, a first anode active material layer in contact with the solid electrolyte layer, and a second anode active material layer disposed between the anode current collector and the first anode active material layer, wherein the first anode active material layer includes a first carbonaceous anode active material, and the second anode active material layer.

All-solid secondary battery, and method of manufacturing all-solid secondary battery

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 Aand Ais an electron-donating group, and the other one is an electron-withdrawing group, ring Arand ring Arare 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.

Metallic salt containing anion having heterocyclic aromatic structure, method of preparing the metallic salt, and electrolyte and electrochemical device each including the metallic salt

An oxide includes a compound represented by Formula 1, a compound represented by Formula 2, or a combination thereof:LiTaMPQOX&#x2003;&#x2003;Formula 1wherein, in Formula 1,

Oxide, preparation method thereof, solid electrolyte including the oxide, and electrochemical device including the oxide

A composite electrolyte including a lithium salt; a solid electrolyte wherein the solid electrolyte is a sulfide solid electrolyte, an oxide solid electrolyte, or a combination thereof; and an ionic liquid, wherein a mixture of the ionic liquid and the lithium salt has a dielectric constant of from about 4 to about 12, and an amount of halogen ions eluted from the composite electrolyte after immersion of the solid electrolyte in the ionic liquid for 24 hours is less than about 25 parts per million by weight, based on the total weight of the composite electrolyte, as measured by ion chromatography.

Composite electrolyte, lithium metal battery comprising the same, and method of preparing the composite electrolyte

An electrolyte for a secondary battery, the electrolyte including an ionic liquid polymer including a repeating unit represented by Formula 1: wherein, in Formula 1, CY, R, R, R, X, n, and m are the same as described in the specification.

Electrolyte for secondary battery, method of preparing electrolyte, and secondary battery including electrolyte

A hybrid electrolyte includes: an inorganic solid electrolyte; and an organic electrolyte, wherein the organic electrolyte includes an organic salt including an organic cation and an organic anion, and the organic cation includes a halogen. An electrode and a solid-state secondary battery each includes the hybrid electrolyte.

Hybrid electrolyte, and electrode and lithium battery each including the same

A polymer electrolyte including a copolymer having at least one first repeating unit represented by Formula 1 and at least one second repeating unit represented by Formula 2: 

Polymer electrolyte, method of preparing the polymer electrolyte, and lithium metal battery including the same

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Seoul, South Korea

Myungjin Lee