摘要:
The present invention relates to a catalyst composition, a method for fabricating the same and a fuel cell including the same. The catalyst composition provided by the present invention includes: a catalyst carrier; and a metal solid solution, disposed on the surface of the catalyst carrier, in which the metal solid solution includes palladium and a second metal, and the second metal is selected from the group consisting of gold, platinum, ruthenium, nickel, silver and manganese. Accordingly, the catalyst composition provided by the present invention can exhibit excellent catalytic characteristics, and can be applied in a fuel cell to enhance the electrochemical properties and stability of the fuel cell.
摘要:
The present invention relates to a carbohydrate hydrolase-immobilized magnetic nanoparticle; a method of preparing ethanol from graminaceous plants and a continuous system of preparing ethanol.
摘要:
A method for treating and/or diagnosing a tumor is provided. The method includes administrating an effective amount of gold particles to a subject in need thereof, and observing the distribution of the gold particles in the subject, wherein the gold particles are coated with a polymer, and the gold particle has a size of about 6.1±1.9 nm.
摘要:
A field emission cathode and a method for manufacturing the same are disclosed. In the present invention, the carbon nanotube is coated with an amorphous coating material so that the above-mentioned field emission cathode resists oxidization in a high electrical field and the structure thereof can be protected. Additionally, the field emission cathode can exhibit field emission performance in a low electrical field, and generate stable current as the electrical field increases so that the efficiency and stability of the field emission current can be enhanced.
摘要:
The invention provides an on-line sampling apparatus for the metal nanoparticle fluid of the vacuum submerged arc process and the method thereof, using the principle of the pressure difference between the vacuum pump and the vacuum chamber and the constant temperature design of the sample pipeline to make the sample precisely be caught and flow into the predetermined collector, and the disadvantage of the vaporization of the sample due to the temperature rise caused by the ambient temperature can be prevented. Further, the invention integrates with a particle size analysis apparatus to carry out real time measurement and data analysis of the nanoparticle fluid with real time process characteristics, wherein the nanoparticle fluid is caught from the nanofluid process line, thus, the optimal design work of the process and the system parameters and particle quality monitoring may be proceeded efficiently.
摘要:
The present invention provides a method for preparing polyporous materials having nanoparticles. The present invention also provides polyporous material having nanoparticles.
摘要:
A gas sensor and manufacturing method thereof. The gas sensor includes a substrate, a pair of electrodes disposed on the substrate, and a gas sensing thin film covering the electrodes, the gas sensing thin film is made up of carbon nanotubes and tin oxide.
摘要:
A chip photoelectric sensor assembly includes a substrate with a printed circuit board mounted thereon. A photoelectric sensor chip is provided with a plurality of photoelectric sensors and is mounted on the substrate such that the photoelectric sensor chip is electrically connected with the substrate. The photoelectric sensors of the photoelectric sensor chip are masked by a photosensitive protective layer made of a photosensitive hard coating material. The photosensitive protective layer has a thickness ranging between 1 and 10 microns. The very thin photosensitive protective layer is thus capable of minimizing the light refraction distortion.
摘要:
A manufacturing method of one dimension nano magnetic wires is provided. In the method, the one dimension nano magnetic wires having high magnetization and low coercive force are synthesized from a liquid by means of reduction with an applied magnetic field under normal atmospheric temperature and pressure. The one dimension nano magnetic wire is selected from the groups consisting of iron (Fe), cobalt (Co), nickel (Ni), and composites and an alloy thereof.
摘要:
Particles and manufacturing methods thereof are provided. The manufacturing method of the particle includes providing a precursor solution containing a precursor dissolved in a solution, and irradiating the precursor solution with a high energy and high flux radiation beam to convert the precursor to nano-particles. Particles with desired dispersion, shape, and size are manufactured without adding a stabilizer or surfactant to the precursor solution.