Preparation method for magnetic nanowire
A magnetic nanometer and nanowire technology, applied in the direction of nanotechnology, nanotechnology, chemical instruments and methods, etc., can solve the problems of poor quality and low yield of nanowires, and achieve the effects of simple operation, environmental protection and cost saving
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[0006] The technical solutions of the present invention will be further described in detail through the following examples.
[0007] This embodiment is carried out according to the following steps: 1. Prepare a metal ion solution with a total metal ion concentration of 0.01 to 0.5 mol / L with distilled water, ferric chloride and divalent metal chloride, in which ferric chloride and divalent metal chloride The mass ratio of the product is 2:1, sodium hydroxide or ammonia water is added to distilled water to prepare an alkali solution with a concentration of 0.5-5 mol / L, sodium thiosulfate, sodium borohydride or hydrazine hydrate is added to the distilled water to prepare a concentration of 0.2~2mol / L water-soluble reducing agent solution; 2. Mix the metal ion solution, alkali solution and water-soluble reducing agent solution, put the mixed solution into a sealed reactor, and then place it in a magnetic field heat treatment furnace to react for 2~10h , The magnetic field intensity ...
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