A process for preparing lanthanum oxide nanoparticles includes preparing water-in-oil microemulsion from the solution of surfactant, co-surfactant, non-polar organic solvent, dimethyl oxalate and lanthanum nitrate, heating, reaction, vacuum evaporation of solvent, washing precipitate with alcohol an ...
The present invention discloses a coupling boundary element method of beam containing multipul flexible combining parts, it includes: (1) reversal load coupling treatment method of flexible combining part for beam, (2) tension, compression, bending and torsion static coupling poundary element model ...
The present invention discloses a carbon nano tube film micromachinery infrared detector with simple structure, high resolution, broad spectrum respose range, high sensitivity and low cost, and is characterized by that it includes micromachinery with a certain backing material, pick-up circuit and m ...
The invention discloses pressure sensor of high temperature resistant. It consists of base, pressure diaphragm, mid-body, pressure-transferring bar, cantilever, washer, and silicon isolating strain gauge. The pressure diaphragm is soldered on medium. The linkage between the pressure diaphragm and ba ...
The method for producing hybride wheat seed is characterized by that when it utilizes the hybridization of wheat to produce hybride one-generation seed, it adopts the combination of restoring line and sterile line, in which they are sown in same period, well met in flowering season, restoring line p ...
A molecular-membrane antistaling agent for fruit is prepared from the edible material chosen from protein, sugar or polyose, aliphatics, natural or synthetic high-molecular material and micromolecular material through preparing organic solution, aqueous solution, or emulsion, adding food aditive, st ...
An alloying process for modifying the surface of Mg alloy by induction heating features that the Al powder, Zn powder, or their mixture, which has high chemical stability to resist the corrosion of salt fog and sewater, is mixed with adhesive, coated on the surface of Mg alloy, and heated by electri ...