CN111128560A - Preparation method and application of iron oxide/graphene composite nano material - Google Patents
Preparation method and application of iron oxide/graphene composite nano material Download PDFInfo
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- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims abstract description 67
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 56
- 239000002131 composite material Substances 0.000 title claims abstract description 54
- 239000002086 nanomaterial Substances 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- BQZFDPZOAJMUIU-UHFFFAOYSA-N iron(3+);hexacyanide Chemical compound [Fe+3].[Fe+3].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] BQZFDPZOAJMUIU-UHFFFAOYSA-N 0.000 claims abstract description 15
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002243 precursor Substances 0.000 claims abstract description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- -1 potassium ferricyanide Chemical compound 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims abstract description 6
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims abstract description 6
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims abstract description 6
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims abstract description 6
- 239000007787 solid Substances 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims abstract description 4
- 238000001291 vacuum drying Methods 0.000 claims abstract description 4
- 239000007772 electrode material Substances 0.000 claims description 8
- 230000002194 synthesizing effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims description 4
- 238000001354 calcination Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000012154 double-distilled water Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- DCYOBGZUOMKFPA-UHFFFAOYSA-N iron(2+);iron(3+);octadecacyanide Chemical compound [Fe+2].[Fe+2].[Fe+2].[Fe+3].[Fe+3].[Fe+3].[Fe+3].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] DCYOBGZUOMKFPA-UHFFFAOYSA-N 0.000 abstract 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 abstract 1
- 229960003351 prussian blue Drugs 0.000 abstract 1
- 239000013225 prussian blue Substances 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000002484 cyclic voltammetry Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000002848 electrochemical method Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- YAGKRVSRTSUGEY-UHFFFAOYSA-N ferricyanide Chemical compound [Fe+3].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] YAGKRVSRTSUGEY-UHFFFAOYSA-N 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/24—Electrodes characterised by structural features of the materials making up or comprised in the electrodes, e.g. form, surface area or porosity; characterised by the structural features of powders or particles used therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/30—Electrodes characterised by their material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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Abstract
本发明公开一种氧化铁/石墨烯复合纳米材料的制备方法，包括以下步骤：(1)将聚乙烯吡咯烷酮和铁氰化钾加入到0.1M盐酸溶液中，充分搅拌并至反应完全，得到澄清的前驱体溶液；(2)将氧化石墨烯加入所得前驱体溶液中，充分混合，放入反应釜中，80℃反应24h，过滤得到蓝色固体，再用乙醇和重蒸水依次清洗3次，95℃真空干燥12h，即可得到铁氰化铁/氧化石墨烯复合材料；(3)将制出的铁氰化铁/石墨烯复合材料放入马弗炉中，200～600℃煅烧6h，得到氧化铁/石墨烯复合材料。本发明以普鲁士蓝类化合物铁氰化铁和氧化石墨烯为前驱体，通过加热分解制得氧化铁/石墨烯复合材料，自组装成纳米立方体结构，能适应电子和离子的快速传导。
The invention discloses a preparation method of an iron oxide/graphene composite nanomaterial, comprising the following steps: (1) adding polyvinylpyrrolidone and potassium ferricyanide into a 0.1M hydrochloric acid solution, fully stirring until the reaction is complete, and obtaining a clear (2) Add graphene oxide to the obtained precursor solution, mix well, put it into the reaction kettle, react at 80°C for 24h, filter to obtain a blue solid, and then wash it with ethanol and double distilled water for 3 times in turn , vacuum drying at 95°C for 12h, the ferric ferricyanide/graphene oxide composite material can be obtained; (3) the prepared ferric ferricyanide/graphene composite material is placed in a muffle furnace, and calcined at 200-600°C for 6h , to obtain iron oxide/graphene composites. The invention takes the Prussian blue compound ferric ferricyanide and graphene oxide as precursors, and prepares the iron oxide/graphene composite material by heating and decomposing, and self-assembles into a nano-cube structure, which can adapt to the rapid conduction of electrons and ions.
Description
Technical Field
The invention belongs to the technical field of nano functional materials, and particularly relates to a preparation method and application of an iron oxide/graphene composite nano material.
Background
The ferric oxide has the characteristics of wide electrochemical window, various valence state changes and the like, is a more ideal pseudocapacitance material, and the limited conductivity of the ferric oxide influences the exertion of electrochemical performance. Currently, a common improvement method is to compound iron oxide with a carbon material with good conductivity, such as graphene and carbon nanotubes, and obtain an iron oxide/graphene composite material by utilizing a physical or chemical action between the iron oxide and the graphene. The composite material has a unique nano structure, is beneficial to forming more electrode/electrolyte interfaces, and is expected to improve the performance of the super capacitor. Therefore, the synthesis of iron oxide and graphene composite nano-materials has become one of the research hotspots in the field of materials. For example, patent with application number CN201710031844.6 discloses a preparation method of a graphene-iron oxide-graphene composite structure battery negative electrode material; for example, patent with application number CN201611071556.5 discloses a preparation method of an iron oxide/graphene film supercapacitor electrode material; for example, patent with application number CN201611009344.4 discloses a preparation method of a supercapacitor 3D iron oxide/graphene composite electrode material. However, the cubic iron oxide/graphene composite nano material and the synthesis thereof are still blank in the field of nano materials in China.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a preparation method and application of an iron oxide/graphene composite nano material.
The technical scheme of the invention is summarized as follows:
a preparation method of an iron oxide/graphene composite nano material comprises the following steps:
(1) preparing a ferric ferricyanide precursor solution: adding polyvinylpyrrolidone and potassium ferricyanide into 0.1M hydrochloric acid solution, fully stirring and reacting completely to obtain clear precursor solution;
(2) synthesizing a ferric ferricyanide/graphene composite material: adding graphene oxide into the obtained precursor solution, fully mixing, putting into a reaction kettle, reacting for 24 hours at 80 ℃, filtering to obtain a blue solid, sequentially cleaning for 3 times by using ethanol and redistilled water, and vacuum-drying for 12 hours at 95 ℃ to obtain the ferric ferricyanide/graphene oxide composite material;
(3) synthesizing an iron oxide/graphene composite material: and putting the prepared ferric ferricyanide/graphene composite material into a muffle furnace, and calcining for 6 hours at 200-600 ℃ to obtain the ferric oxide/graphene composite material.
Preferably, the ratio of the polyvinylpyrrolidone to the potassium ferricyanide to the hydrochloric acid solution to the graphene oxide is 3.8 g: 1 mmol: 50mL of: 0.1 g.
An application of an iron oxide/graphene composite nano material in an electrode material of a super capacitor.
Preferably, the specific capacity of the iron oxide/graphene composite nano material reaches 264F/g.
The invention has the beneficial effects that:
1. according to the invention, the prussian blue type compound ferric ferricyanide and graphene oxide are used as precursors for the first time, and the iron oxide/graphene composite nano material with a cubic structure is self-assembled, so that the iron oxide/graphene composite nano material can adapt to rapid conduction of electrons and ions. Wherein, ferricyanide is cubic structure, and in the thermal decomposition process, oxidation reaction and decomposition reaction are carried out simultaneously, and the maintenance of cubic structure is realized. The graphene oxide provides support for the cubic structure on one hand; on the other hand, the oxygen-containing groups on the surface provide a more sufficient oxidation environment, and at the same time, the graphene oxide reacts with ferric ferricyanide and is reduced to graphene, so that the conductivity is improved.
2. The iron oxide/graphene composite material prepared by the invention has the following advantages: (1) the special cubic structure of the iron oxide can accelerate the conduction of electrons and ions; (2) the graphene improves the conductivity of the iron oxide/graphene composite material, iron oxide particles are dispersed due to the existence of the graphene, more reactive active sites are exposed, and meanwhile, the volume change of the pseudocapacitance material in the circulation process is favorably alleviated.
Drawings
FIG. 1 is a flow chart of a method for preparing an iron oxide/graphene composite nanomaterial of the present invention;
FIG. 2 is an X-ray diffraction characterization of the FeHCF/GO composite made in example 1;
FIG. 3 is a scanning electron micrograph of a FeHCF/GO composite made in example 1;
FIG. 4 shows Fe prepared in example 12O3Scanning electron microscope images of the/G composite material;
FIG. 5 shows Fe prepared in example 22O3And an electrochemical characterization diagram of the/G composite material electrode.
Detailed Description
The present invention is further described in detail below with reference to examples so that those skilled in the art can practice the invention with reference to the description.
Example 1 preparation of iron oxide/graphene composite nanomaterial
(1) Preparing a ferric ferricyanide precursor solution: adding 3.8g of polyvinylpyrrolidone and 1mmol of potassium ferricyanide into 50mL of 0.1M hydrochloric acid solution, and fully stirring until the reaction is complete to obtain a clear precursor solution;
(2) synthesizing a ferric ferricyanide/graphene composite material: adding 0.1g of graphene oxide into the obtained precursor solution, fully mixing, putting into a reaction kettle, reacting for 24 hours at 80 ℃, filtering to obtain a blue solid, sequentially cleaning for 3 times by using ethanol and redistilled water, and carrying out vacuum drying for 12 hours at 95 ℃ to obtain a FeHCF/GO composite material;
(3) synthesizing an iron oxide/graphene composite material: putting the prepared ferric ferricyanide/graphene composite material into a muffle furnace, and calcining for 6h at 500 ℃ to obtain Fe2O3a/G composite material.
Example 2 electrochemical testing of the iron oxide/graphene composite material prepared in example 1
(1) Preparing an electrode: the electrode material to be tested was Fe2O3Composite material/G Fe prepared in example 12O3the/G composite material is an active material, acetylene black is a conductive agent, and polyvinylidene fluoride is a bonding agent according to a mass ratio of 80: 10: 10, taking N-methyl pyrrolidone as a solvent, and grinding the mixture into uniform slurry in a mortar;
dropping the slurry on carbon paper, controlling the electrode area to be 2.0cm multiplied by 1.0cm, the mass of the active electrode material to be about 1mg, and drying at 80 ℃ to obtain Fe2O3a/G composite electrode;
(2) electrochemical testing: electrochemical performance testing in a three-electrode system
The electrolyte is alkaline electrolyte (1M KOH), and the working electrode is prepared Fe2O3The counter electrode is a platinum sheet, and the reference electrode is Hg/HgO;
testing of Fe by cyclic voltammetry2O3The energy storage mechanism and the specific capacity of the/G composite material electrode. As shown in FIG. 5Fe2O3Shown in the electrochemical characterization chart of the electrode of the/G composite material, Fe2O3the/G composite material electrode has obvious oxidation peaks and reduction peaks in a test interval, and shows that the energy is stored by using the oxidation-reduction reaction on the surface of the material.
And (3) calculating the specific capacity of the electrode material based on the cyclic voltammetry curve, wherein the calculation formula is as follows:
Vaand VcRespectively represent a maximum voltage and a minimum voltage; Δ V (V) is the potential window (from V) of the testaTo Vc) (ii) a m (g) is the mass of the electrode material; v (mV s)-1) Is the sweep rate in cyclic voltammetry tests.
According to the calculation formula, the prepared Fe is obtained2O3the/G composite material electrode has a specific capacity of 264F/G.
While embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application of the invention, and further modifications may readily be effected by those skilled in the art, so that the invention is not limited to the specific details without departing from the general concept defined by the claims and the scope of equivalents.
Claims (4)
1. The preparation method of the iron oxide/graphene composite nano material is characterized by comprising the following steps:
(1) preparing a ferric ferricyanide precursor solution: adding polyvinylpyrrolidone and potassium ferricyanide into 0.1M hydrochloric acid solution, fully stirring and reacting completely to obtain clear precursor solution;
(2) synthesizing a ferric ferricyanide/graphene composite material: adding graphene oxide into the obtained precursor solution, fully mixing, putting into a reaction kettle, reacting for 24 hours at 80 ℃, filtering to obtain a blue solid, sequentially cleaning for 3 times by using ethanol and redistilled water, and vacuum-drying for 12 hours at 95 ℃ to obtain the ferric ferricyanide/graphene oxide composite material;
(3) synthesizing an iron oxide/graphene composite material: and putting the prepared ferric ferricyanide/graphene composite material into a muffle furnace, and calcining for 6 hours at 200-600 ℃ to obtain the ferric oxide/graphene composite material.
2. The method for preparing the iron oxide/graphene composite nanomaterial according to claim 1, wherein the ratio of polyvinylpyrrolidone to potassium ferricyanide to hydrochloric acid solution to graphene oxide is 3.8 g: 1 mmol: 50mL of: 0.1 g.
3. The use of the iron oxide/graphene composite nanomaterial as defined in any one of claims 1 to 2 in an electrode material of a supercapacitor.
4. The use according to claim 3, wherein the specific capacity of the iron oxide/graphene composite nanomaterial is 264F/g.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113295739A (en) * | 2021-04-19 | 2021-08-24 | 济南大学 | Based on hollow Fe2O3The dual-mode electrochemical aptamer sensor and the method for determining acetamiprid |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102603014A (en) * | 2011-10-08 | 2012-07-25 | 北京中科微纳物联网技术股份有限公司 | Environment-friendly and efficient method for preparing iron sesquioxide/graphene composite material |
| CN103406097A (en) * | 2013-07-29 | 2013-11-27 | 中国科学院东北地理与农业生态研究所 | Magnetic Prussian blue carbon nano composite material and manufacturing method and application thereof |
| US20140113200A1 (en) * | 2011-07-25 | 2014-04-24 | Fraser Seymour | Functionalized Carbon Electrode, Related Material, Process for Production, and Use Thereof |
| CN103915633A (en) * | 2014-04-01 | 2014-07-09 | 上海交通大学 | Composite carbon fiber-loaded metal catalyst as well as preparation method and application thereof |
| CN105219345A (en) * | 2015-10-16 | 2016-01-06 | 上海纳米技术及应用国家工程研究中心有限公司 | A kind of preparation method of Z 250 iron nucleocapsid structure-Graphene composite wave-suction material |
| CN106252621A (en) * | 2016-08-24 | 2016-12-21 | 江西丰日电源有限公司 | A kind of lithium ion battery negative material and preparation method thereof |
| US20170082615A1 (en) * | 2015-09-19 | 2017-03-23 | The Board Of Regents Of The University Of Texas System | Nanomaterial-based photothermal immunosensing for quantitative detection of disease biomarkers |
| CN106984335A (en) * | 2017-03-20 | 2017-07-28 | 江苏大学 | A kind of CdS/GE/Fe2O3The preparation method of composite photo-catalyst |
| CN107381653A (en) * | 2017-07-25 | 2017-11-24 | 上海纳米技术及应用国家工程研究中心有限公司 | Micro- cube di-iron trioxide lithium ion battery electrode material of hollow structure |
| US20180138554A1 (en) * | 2015-10-08 | 2018-05-17 | Everon24 Llc | Rechargeable Aluminum Ion Battery |
| US20180175433A1 (en) * | 2016-12-20 | 2018-06-21 | Nanotek Instruments, Inc. | Flexible and Shape-Conformal Cable-Type Alkali Metal Batteries |
| CN110492089A (en) * | 2019-09-18 | 2019-11-22 | 宁波大学 | A kind of carbon coating di-iron trioxide and five potassium vanadate composite material and preparation methods |
-
2019
- 2019-12-13 CN CN201911280665.1A patent/CN111128560A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140113200A1 (en) * | 2011-07-25 | 2014-04-24 | Fraser Seymour | Functionalized Carbon Electrode, Related Material, Process for Production, and Use Thereof |
| CN102603014A (en) * | 2011-10-08 | 2012-07-25 | 北京中科微纳物联网技术股份有限公司 | Environment-friendly and efficient method for preparing iron sesquioxide/graphene composite material |
| CN103406097A (en) * | 2013-07-29 | 2013-11-27 | 中国科学院东北地理与农业生态研究所 | Magnetic Prussian blue carbon nano composite material and manufacturing method and application thereof |
| CN103915633A (en) * | 2014-04-01 | 2014-07-09 | 上海交通大学 | Composite carbon fiber-loaded metal catalyst as well as preparation method and application thereof |
| US20170082615A1 (en) * | 2015-09-19 | 2017-03-23 | The Board Of Regents Of The University Of Texas System | Nanomaterial-based photothermal immunosensing for quantitative detection of disease biomarkers |
| US20180138554A1 (en) * | 2015-10-08 | 2018-05-17 | Everon24 Llc | Rechargeable Aluminum Ion Battery |
| CN105219345A (en) * | 2015-10-16 | 2016-01-06 | 上海纳米技术及应用国家工程研究中心有限公司 | A kind of preparation method of Z 250 iron nucleocapsid structure-Graphene composite wave-suction material |
| CN106252621A (en) * | 2016-08-24 | 2016-12-21 | 江西丰日电源有限公司 | A kind of lithium ion battery negative material and preparation method thereof |
| US20180175433A1 (en) * | 2016-12-20 | 2018-06-21 | Nanotek Instruments, Inc. | Flexible and Shape-Conformal Cable-Type Alkali Metal Batteries |
| CN106984335A (en) * | 2017-03-20 | 2017-07-28 | 江苏大学 | A kind of CdS/GE/Fe2O3The preparation method of composite photo-catalyst |
| CN107381653A (en) * | 2017-07-25 | 2017-11-24 | 上海纳米技术及应用国家工程研究中心有限公司 | Micro- cube di-iron trioxide lithium ion battery electrode material of hollow structure |
| CN110492089A (en) * | 2019-09-18 | 2019-11-22 | 宁波大学 | A kind of carbon coating di-iron trioxide and five potassium vanadate composite material and preparation methods |
Non-Patent Citations (3)
| Title |
|---|
| ALOWASHEEIR AZHAR等: "Nanoporous Iron Oxide/Carbon Composites through In-Situ Deposition of Prussian Blue Nanoparticles on Graphene Oxide Nanosheets and Subsequent Thermal Treatment for Supercapacitor Applications", 《NANOMATERIALS》 * |
| TIANCAI JIANG等: "Porous Fe2O3 Nanoframeworks Encapsulated within Three-Dimensional Graphene as High-Performance Flexible Anode for Lithium-Ion Battery", 《ACS NANO》 * |
| Z. ZHAO等: "Architecting hierarchical shell porosity of hollow prussian blue-derived iron oxide for enhanced Li storage", 《JOURNAL OF MICROSCOPY》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295739A (en) * | 2021-04-19 | 2021-08-24 | 济南大学 | Based on hollow Fe2O3The dual-mode electrochemical aptamer sensor and the method for determining acetamiprid |
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