A chemical reaction device for controllable synthesis of nanomaterials
A chemical reaction and nanomaterial technology, applied in the fields of nanopowder preparation and chemical reaction synthesis, can solve problems such as difficulty in controlling nucleation reaction and growth reaction rate, and achieve the effect of simple method and low cost
Active Publication Date: 2020-10-16
东北大学秦皇岛分校
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Problems solved by technology
Direct liquid-phase reactions are less reported because it is difficult to control the rates of nucleation and growth reactions
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[0024] combined with figure 1 As shown, a chemical reaction device for synthesis of controllable nanomaterials in the present invention is characterized in that it includes a chemical reaction vessel 7, an electromagnetic heating stirrer 9, a high-precision injection pump A, a programmable AC power supply B, and a high-voltage direct current power supply C; The chemical reaction container 7 is located on the electromagnetic heating stirrer 9, and the chemical reaction container 7 is filled with an electrophoretic gel 4, two metal plates 6 to be plated, a magnetic stirrer 5, and one end of the two metal plates 6 to be plated. They are respectively connected to both ends of the programmable AC power supply B; a high-precision syringe pump A is arranged above the chemical reaction container 7, and the high-precision syringe pump A is filled with the solution 1 to be plated, and the injection liquid outlet of the high-precision syringe pump A The end is aligned with the opening of...
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The invention discloses a chemical reaction device for synthesizing a controllable nano material. The device comprises a chemical reaction container, an electromagnetic heating stirrer, a high-precision injection pump, a programmable alternating-current power supply and a high-voltage direct-current power supply; the chemical reaction container is located on the electromagnetic heating stirrer; anelectrophoresis gel, two to-be-plated metal plates and a magnetic stirrer are placed in the chemical reaction container; one end of each of the two to-be-plated metal plates is connected with one endof the programmable alternating-current power supply; the high-precision injection pump is arranged above the chemical reaction container; the interior of the high-precision injection pump is filledwith a solution for plating; the injection outlet end of the high-precision injection pump is aligned with the opening of the chemical reaction container; one side of the injection outlet end of the high-precision injection pump is connected with a wire; and the wire is connected with the high-voltage direct-current power supply. According to the invention, an electric field generated by the programmable alternating-current power supply is additionally arranged on a general chemical reaction container device, and a chemical reaction or a crystallization process is changed and controlled by using the electric field, so that the chemical reaction or the shape and structure of a crystallized nano material can be controlled.
Description
technical field [0001] The invention belongs to the technical field of nano powder preparation and chemical reaction synthesis, and in particular relates to a chemical reaction device for controllable nano material synthesis in the synthesis process of nano wire, nano powder and nano particle. Background technique [0002] With the rapid development of the economy and the continuous progress of science and technology, nanomaterials have gradually attracted great attention from the scientific community and become a research hotspot worldwide. Nanomaterials (generally defined as nanomaterials with a size between 1-100nm in at least one dimension) have quite unique properties, such as small size effects, surface effects, quantum effects, and Coulomb effects. [0003] The research on the preparation technology of chemical synthesis has great advantages in terms of dispersibility, purity and cost. In addition, the liquid phase concentration and the ratio of reactants can be chang...
Claims
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IPC IPC(8): B01J19/08B82Y30/00
CPCB01J19/087B82Y30/00
Inventor 刘宣文郭瑞金磊苏娜王仁超
Owner 东北大学秦皇岛分校