Samsung Electronics Co., Ltd.

Mie University

Other

Nec Corporation

The University of Tokyo

Hitachi Maxell, Limited

Seisan Kaihatsu Kagaku Kenkyusho

Mie Industry and Enterprise Support Center

Yasuo Takeda

Nobuyuki Imanishi

Dong-min Im

Osamu Yamamoto

Victor Roev

Min-sik Park

Dong-joon Lee

Sang-bok Ma

Young-Gyoon Ryu

Dong-Joon Lee

Won-sung Choi

Tetsuichi Kudo

Keiji Sakai

Hiroshi Abe

Mikio Takano

Itaru Honma

Takahito Itoh

Masaru Miyayama

Min-Sik Park

Takahiro Uno

Dong-Min Im

Toshio Takada, Deceased

Akira Itsubo

Eiichi Nomura

Shigemitsu Katoh

Kiyotsugu Okuda

Yang Jun

By Komichi Takada, Administrator

Zenji Hiroi

By Jun Takada, Administrator

By Kei Takada, Administrator

Sang-Bok Ma

A protected anode including: an anode including lithium or capable of reversibly incorporating lithium ions; and a lithium ion-conductive protective layer on the anode and including a ceramic composite represented by Formula 1:LiAlGeMPO&#x2003;&#x2003;Formula 1wherein M is at least one element selected from titanium (Ti), zirconium (Zr), and germanium (Ge), 0&#x2266;a&#x2266;1, 0&#x2266;b&#x2266;1, 0&#x2266;c&#x2266;1, 0&#x2266;d&#x2266;0.5, 0&#x2266;e&#x2266;0.1, and 0&#x2266;f&#x2266;1.

Protected anode, lithium air battery including the same, and method of preparing ion conductive protective layer

A lithium air battery including an electrolyte including lithium ion conductive polymers and lithium salts between a positive electrode and a lithium ion conductive solid electrolyte membrane. The lithium ion conductive polymers are hydrophilic matrix polymers.

Electrolyte for lithium air battery and lithium air battery including the same

A protected anode for lithium air batteries and a lithium air battery including the protected anode are provided. The protected anode includes: an anode intercalates and deintercalates lithium ions; a lithium ion-conductive solid electrolyte membrane; and a polymer electrolyte disposed between the anode and the ion-conductive solid electrolyte membrane, wherein the polymer electrolyte includes a lithium ion-conductive polymer, a compound represented by Formula 1 having a number average molecular weight from about 300 to about 1,000, and a lithium salt, and an amount of the compound of Formula 1 is from about 10 parts to about 25 parts by weight based on 100 parts by weight of the polymer electrolyte:  In Formula 1, Rto R, and n are the same as defined in the specification.

Protected anode for lithium air battery and lithium air battery including the same

A protected anode including an anode including a lithium titanium oxide; and a protective layer including a compound represented by Formula 1 below, a lithium air battery including the same, and an all-solid battery including the protected anode:LiMASiPO&#x2003;&#x2003;&#x3c;Formula 1&#x3e;

Protected anode and lithium air battery and all-solid battery including protected anode

A lithium air battery including: a negative electrode including lithium; a positive electrode using oxygen as a positive active material; and an organic electrolyte, wherein the organic electrolyte includes a metal-ligand complex.

Lithium air battery

The whole of a conductive material layer is formed on a bonding surface of an outer film having flexibility and barrier properties to prepare a composite body in which the conductive material layer is integrated with the outer film. A current collector is located within an application region, and at least a part of an electrode terminal is located outside the application region. A positive electrode active material precursor layer, an electrolyte precursor layer, and a negative electrode active material precursor layer are added to the composite body with plane positions thereof aligned with that of the current collector. These precursor layers are subjected to a crosslinking process. The application regions are applied, and the outer films are bonded, to seal a cell. The crosslinking process may be omitted.

Method for manufacturing lithium secondary battery, method for manufacturing stacked battery, and method for manufacturing composite body

An electrode material for an electrochemical device comprising a composite of a particulate conductive material and a metal oxide is prepared by mixing and dispersing the particulate conductive material with a colloidal solution of an oxide of an element in a range of from Group 3 to Group 12 in the fourth, fifth and sixth periods of the Periodic Table and heating the mixture. This composite has a high capacity even at a high current density and good filling properties, and is useful as an electrode material for an electrochemical device such as a lithium secondary battery or an electrochemical capacitor. When the electrode material comprising this composite is used, an electrode can be produced without any binder, and the electrochemical device having good output characteristics can be constructed.

Electrode material for electrochemical element and method for production thereof, and electrochemical element

A lithium secondary battery includes a negative electrode active material. The negative electrode active material includes a primary active material and a secondary active material. The primary active material is at least one member selected from the group consisting of carbonaceous materials, Sn, Sn alloys, Sn oxides, Al, Al alloys, Pb, Pb alloys, Si and Si oxides. The secondary active material includes a lithium nitride expressed by a composition formula, Li M N, in which &ldquo;M&rdquo; is at least one element selected from the group consisting of transition metals and &ldquo;x&rdquo; is 0<&ldquo;x&rdquo;&lE;0.7. In the lithium secondary battery, the negative electrode retention is relieved efficiently, the capacity is less likely to change suddenly, and the wasting of a positive electrode material is less.

Lithium secondary battery

An oxide superconductor having a composition of the formula: A.sub.n+1 Cu.sub.n O.sub.2n+1+.delta. in which A is at least one alkaline earth metal element selected from the group consisting of calcium, strontium and barium, n is an integer of at least one, and .delta. is a number larger than 0 and not larger than 1, a laminate structure in which a layer having a partial composition of A.sub.2 O.sub.1+.delta. and a layer having a partial composition of A.sub.n-1 Cu.sub.n O.sub.2n are alternately laminated, and a superconductive critical temperature equal to or higher than the liquid nitrogen temperature.

Oxide superconductor and method for producing the same

Growing community of inventors

Tsu, Japan

Yasuo Takeda