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A kind of preparation method of ni3c magnetic nanowire

A magnetic nano, soluble technology, applied in the direction of nanotechnology, nanotechnology, nanotechnology for materials and surface science, etc., to achieve the effects of short synthesis cycle, easy large-scale production, and simple preparation process

Active Publication Date: 2016-08-17
SHENYANG INSTITUTE OF CHEMICAL TECHNOLOGY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The main templates used include three templates: porous anodized aluminum oxide (AAO) template, porous silicon template and etching polymer, and one-step synthesis of Ni with polyol as solvent. 3 C nanowire method has not been reported

Method used

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  • A kind of preparation method of ni3c magnetic nanowire
  • A kind of preparation method of ni3c magnetic nanowire
  • A kind of preparation method of ni3c magnetic nanowire

Examples

Experimental program
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Effect test

Embodiment 1

[0026] Embodiment 1: under room temperature condition, weigh 1.16 g Ni(NO 3 ) 2 ·6H 2 O, 0.1 g KOH, dissolved in a 90 mL tetraethylene glycol beaker, stirred vigorously under a magnetic stirrer, and the heating temperature was 40 °C, when the solute was completely dissolved, a green transparent solution was obtained, and at the same time, a certain amount of The ruthenium salt was added to a glass bottle of 5 ml alcohol solution, and the heating temperature was 100°C, so that it could be quickly dissolved for later use. The prepared green solution was transferred to a 250 mL four-neck flask, connected with a splash-proof ball and an air condenser, and heated to 100°C under the protection of an inert gas, and kept at 100°C for 40 minutes to remove the Moisture; under inert gas protection conditions, heat up at 2 °C / min, heat to 310 °C, reflux for 10 minutes, add surfactant 1ml, (V triphenylphosphine: V oleylamine = 0.5), continue to reflux for 3 hours . After the reaction, ...

Embodiment 2

[0027] Embodiment 2: Under room temperature condition, weigh 0.30g Ni(ac) 2 4H 2 O, 0.2g NaOH, dissolved in a 50 mL, 1,2-butanediol beaker, stirred vigorously under a magnetic stirrer, and the heating temperature was 40°C. When the solute was completely dissolved, a green transparent solution was obtained. At the same time, weigh Take a certain amount of ruthenium salt and add it to a 5 ml glass bottle of alcohol solution, and heat it at 100°C to dissolve it quickly for later use. The prepared green solution was transferred to a 100 mL four-neck flask, connected with a splash-proof ball and an air condenser, and under the protection of an inert gas, the temperature was raised to 100°C, and the temperature was kept at 100°C for 40 minutes to remove the Moisture; under inert gas protection conditions, heat up at 2°C / min, heat to 200°C, reflux for 20 minutes, add 0.5 ml of surfactant, (V triphenylphosphine: V oleylamine=1), continue to reflux for 3 hours . After the reaction, ...

Embodiment 3

[0028] Example 3: Weigh 0.30 g NiCl at room temperature 2 4H 2 O, 0.1g NaOH, dissolved in a 90 mL beaker of decanediol, stirred vigorously under a magnetic stirrer, the heating temperature was 40°C, when the solute was completely dissolved, a green transparent solution was obtained, and at the same time, weighed a certain amount of The ruthenium salt was added into a 10 ml glass bottle of alcohol solution, and the heating temperature was 100°C, so that it could be quickly dissolved for later use. The prepared green solution was transferred to a 250 mL four-neck flask, connected with a splash-proof ball and an air condenser, and heated to 100°C under the protection of an inert gas, and kept at 100°C for 40 minutes to remove the Moisture; under inert gas protection conditions, heat up at 5 °C / min, heat to 200 °C, reflux for 10 minutes, add surfactant 1ml, (V triphenylphosphine: V oleylamine = 1.5), continue to reflux for 20 min. After the reaction, cool to room temperature und...

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Abstract

A method for preparing Ni3C magnetic nanowires, which relates to a method for preparing metal carbonized nanowires, said method comprising using a soluble salt of nickel as a nickel source, a soluble salt of ruthenium as a nucleating agent, and a polyol as Solvent, adding alkali to adjust the pH value, adding surfactant after reflux, and preparing Ni3C magnetic nanowires. The diameter of the Ni3C magnetic nanowire can be adjusted between 2-50 nm, and the length of the nanowire can be between 50-2000 nm, which is a magnetic material. The method adds a nucleating agent to control the morphology of magnetic nano carbides. The method is simple in operation, strong in controllability, and does not require templates. Ni3C magnetic nanowires can be synthesized on a large scale, with short synthesis cycle, simple equipment requirements, easy-to-obtain raw materials, and non-toxic and non-toxic. Harmful, easy to mass-produce.

Description

technical field [0001] The present invention relates to the preparation method of metal carbide nanowire, particularly relate to a kind of Ni 3 Preparation method of C magnetic nanowires. Background technique [0002] With the development of electronic information science and technology, as the carrier of information - the storage areal density of magnetic recording media needs to be improved. Due to the hexagonal geometry of the nickel nanowires, the sample responds differently to different polarization directions of the incident light, which leads to a large anisotropy in both its optical and magneto-optical properties. The bulk has been greatly improved, so that this system has a good prospect for magneto-optical applications. Since the magnetic nanowire has a high aspect ratio, it has significant magnetic anisotropy. When the ferromagnetic material enters the nanoscale (about 5 nm), due to the multi-domain into a single domain, a single nanowire Shows a very strong pa...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C01B31/30B82Y30/00
CPCY02P20/10
Inventor 张雅静曹艳朱园吴静
Owner SHENYANG INSTITUTE OF CHEMICAL TECHNOLOGY