Samsung Electronics Co., Ltd.

Gabin Yoon

Jusik Kim

Wonsung Choi

Hyeokjo Gwon

Sungkyun Jung

Lincoln James Miara

Wonseok Chang

Toshinori Sugimoto

Myungjin Lee

Ryounghee Kim

SeWon Kim

Tomoyuki Tsujimura

Yongsu Kim

Valentina Lacivita

Dongsu Ko

Jinsuck Heo

A solid ion conductor compound represented by Formula 1:LiM1M2ClBr  Formula 1wherein M1 is an alkali metal, an alkaline earth metal, a transition metal, or a combination thereof, M2 is a lanthanide element, or a combination thereof, 0<x<3.5, 0≤a<1.5, 0<b<1.5, 0<y<6, 0<z<6, and 0.166<y/z≤5.

Solid ion conductor compound, solid electrolyte comprising the same, electrochemical cell comprising the same, and method of preparing the same

A solid electrolyte including a compound represented by Formula 1 or 3, the compound having a glass transition temperature of −30° C. or less, and a glass or glass-ceramic structure,AQX-GaM(FCl)Z  Formula 1

Solid electrolyte, method of preparing the same, and electrochemical device including 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

A solid ion conductor, a solid electrolyte and an electrochemical device each including the same, and a method of preparing the solid ion conductor are disclosed. The solid ion conductor may include a compound represented by Formula 1:LiMInX  Formula 1 In Formula 1, M is at least one of a metal having an oxidation state of +1, or a metal having an oxidation state of +3, X is at least one halogen, 2.5<a<3.5, 0<b<0.5, 0.5<c<1.5, and 5<d<7.

Solid ion conductor, solid electrolyte and electrochemical device including the same, and method of preparing the solid ion conductor

A composite solid electrolyte including a first solid electrolyte layer including a halide solid electrolyte, a second solid electrolyte layer including an oxide solid electrolyte, a lithium ion-conductive interlayer between the first solid electrolyte layer and the second solid electrolyte layer, wherein the lithium ion-conductive interlayer includes a composition in which a reaction energy of the lithium ion-conductive interlayer with respect to the first solid electrolyte is −50 meV/atom or greater.

Composite solid electrolyte, method of preparing the same, and electrochemical device including the same

A solid ion conductor compound including Li, Ho, and a halogen element, wherein the compound has diffraction peaks at 30°2θ to 33°2θ, 33°2θ to 36°2θ, 40°2θ to 44°2θ, and 48°2θ to 52°28θ, when analyzed using CuKα radiation, and wherein a full width at half maximum of at least one peak at 40°2θ to 44°2θ is 0.3°2θ or greater.

Solid ion conductor compound, solid electrolyte including the same, electrochemical cell including the same, and preparation method thereof

Provided are an oxide including a compound represented by Formula 1, a method of pre paring the same, a solid electrolyte including the oxide, and an electrochemical device including the oxide:LiTaAPMOX  Formula 1 wherein, in Formula 1, M is an element having an oxidation number of +3, A is an element having an oxidation number of +4, +5, or +6, or a combination thereof, when A is an element having an oxidation number of +4, a is 1+y+2x−z, when A is an element having an oxidation number of +5, a is 1+2x−z, when A is an element having an oxidation number of +6, a is 1−y+2x−z, X is a halogen atom or a pseudohalogen, and 0≤y<0.6, 0≤x<1, and 0≤z<1, with the proviso that x, y and z are not 0 at the same time.

Oxide, method of preparing the same, solid electrolyte including the oxide, and electrochemical device including the oxide

A solid ion conductor comprising a compound represented by Formula 1 having an orthorhombic crystal structure, and belonging to a Pnma space group or a Pnma-like space group:LiALuClX  Formula 1

Solid ion conductor, solid electrolyte and electrochemical device including the same, and method of preparing solid ion conductor

A solid ion conductor, a solid electrolyte and electrochemical device including the same, and a method of preparing the solid ion conductor are disclosed. The solid ion conductor includes a compound represented by Formula 1:LiMM′XO  Formula 1

Solid ion conductor, solid electrolyte and electrochemical cell comprising the same, and method of preparing the solid ion conductor

A solid ion conductor, a solid electrolyte and an electrochemical device including the solid ion conductor, and a method of preparing the solid ion conductor are disclosed. The solid ion conductor may include a compound represented by Formula 1:LiMM'ZrX&#x2003;&#x2003;Formula 1

Solid ion conductor, solid electrolyte including the solid ion conductor, electrochemical device including the solid electrolyte, and method of preparing the solid ion conductor

A solid electrolyte including a compound represented by Formula 1 or 3, the compound having a glass transition temperature of &#x2212;30&#xb0; C. or less, and a glass or glass-ceramic structure,AQX&#x2014;GaM(FCl)Z&#x2003;&#x2003;Formula 1wherein, in Formula 1,

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Seoul, South Korea

Gabin Yoon