Tsinghua University

National Science Council

Kan-Sen Chou

Yu-Chun Chang

Yu-Chieh Lu

Chen-Yu Kao

Yi-Chu Chen

Chiang-Yuh Ren

Yun-Ru Tsai

Chen-Chih Chen

Chieh-Tsung Lo

The present invention relates to a continuous reactor a method for manufacturing nanoparticles. The reactor of the present invention includes: a plurality of first inputs for individually inputting a plurality of reagents; a first mixing part connected to the first inputs to mix the reagents; N number of first reaction units, each comprising a plurality of first diverging channels and a first converging channel to form a channel having the first diverging channels and the first converging channels alternately connected to one another in series for N times of diverging-converging actions, wherein N&#x2267;1, and the first diverging channels of a 1one of the first reaction units are connected to the first mixing part; and a first output connected to the first converging channel of an None of the first reaction units, so as to output a product of nanoparticles.

Continuous reactor and method for manufacturing nanoparticles

The present invention relates to a composite material for a negative electrode, including: a plurality of iron oxide particles; and a conductivity improver, which is selected form the group consisting of copper, cobalt, nickel, tin, antimony, bismuth, indium, silver, gold, lead, cadmium, carbon black, graphite, copper salt, cobalt salt, nickel salt, tin salt, antimony salt, bismuth salt, indium salt, silver salt, gold salt, lead salt, cadmium salt, copper hydroxide, cobalt hydroxide, nickel hydroxide, stannic hydroxide, antimony hydroxide, bismuth hydroxide, indium hydroxide, silver hydroxide, gold hydroxide, lead hydroxide, cadmium hydroxide and the combination thereof. In the case of applying the composite material for a negative electrode according to the present invention in an electrochemical device, the improved charge/discharge characteristics and high capacity can be achieved. In addition, the present invention further provides a method for fabricating the above-mentioned composite material for a negative electrode and an electrochemical device using the same.

Composite material for negative electrode, method for fabricating the same and electrochemical device using the same

The present invention discloses a novel use of a catalyst with core-porous shell structure, which includes carrying out an oxidation of an alcohol in vapor phase and in the presence of the catalyst with core-porous shell structure to form an aldehyde or ketone, wherein the catalyst with core-porous shell structure is constituted of a core material and a porous shell material. The core material is a metal having a catalytic activity, and the shell material is a porous inorganic oxide.

Process for preparing aldehyde or ketone by oxidation of alcohol with a catalyst having a core-porous shell structure

The present invention discloses s novel synthesis method of nickel fibers. The method of the present invention involves reducing nickel ions in an aqueous solution with a reducing agent in the presence of a base, a pH buffer, and a magnetic field or a surfactant at a temperature of 80-100&deg; C. for a period of time, wherein a pH value of the aqueous solution is not less than 11.0 during the period of time, so that nickel fibers are formed in the aqueous solution. The nickel fibers synthesized in the present invention have a diameter ranging from sub-micron to microns, and a length up to centimeters.

Growing community of inventors

Hsinchu, Taiwan

Kan-Sen Chou