CN106475111A - A kind of Co3O4@MnO2Nucleocapsid structure porous nano column material and preparation method thereof - Google Patents
A kind of Co3O4@MnO2Nucleocapsid structure porous nano column material and preparation method thereof Download PDFInfo
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- CN106475111A CN106475111A CN201610836947.5A CN201610836947A CN106475111A CN 106475111 A CN106475111 A CN 106475111A CN 201610836947 A CN201610836947 A CN 201610836947A CN 106475111 A CN106475111 A CN 106475111A
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- UBEWDCMIDFGDOO-UHFFFAOYSA-N cobalt(II,III) oxide Inorganic materials [O-2].[O-2].[O-2].[O-2].[Co+2].[Co+3].[Co+3] UBEWDCMIDFGDOO-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 239000000463 material Substances 0.000 title claims abstract description 39
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Inorganic materials O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims abstract description 53
- 238000006243 chemical reaction Methods 0.000 claims abstract description 31
- 239000002061 nanopillar Substances 0.000 claims abstract description 31
- 239000000758 substrate Substances 0.000 claims abstract description 24
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims description 16
- 239000008367 deionised water Substances 0.000 claims description 15
- 229910021641 deionized water Inorganic materials 0.000 claims description 15
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 10
- 239000012286 potassium permanganate Substances 0.000 claims description 10
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 claims description 6
- 229910002651 NO3 Inorganic materials 0.000 claims description 6
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims description 6
- 239000004312 hexamethylene tetramine Substances 0.000 claims description 6
- OQUOOEBLAKQCOP-UHFFFAOYSA-N nitric acid;hexahydrate Chemical compound O.O.O.O.O.O.O[N+]([O-])=O OQUOOEBLAKQCOP-UHFFFAOYSA-N 0.000 claims description 6
- 239000012467 final product Substances 0.000 claims description 5
- 239000006260 foam Substances 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 239000000243 solution Substances 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 241000196324 Embryophyta Species 0.000 claims description 4
- 238000000137 annealing Methods 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims description 2
- 235000007164 Oryza sativa Nutrition 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 235000009566 rice Nutrition 0.000 claims description 2
- 238000006276 transfer reaction Methods 0.000 claims 1
- 239000002086 nanomaterial Substances 0.000 abstract description 6
- 230000001953 sensory effect Effects 0.000 abstract description 3
- 238000006555 catalytic reaction Methods 0.000 abstract description 2
- 238000004146 energy storage Methods 0.000 abstract description 2
- 239000002131 composite material Substances 0.000 description 6
- LDDQLRUQCUTJBB-UHFFFAOYSA-N ammonium fluoride Chemical compound [NH4+].[F-] LDDQLRUQCUTJBB-UHFFFAOYSA-N 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 2
- 230000002079 cooperative effect Effects 0.000 description 2
- 239000011258 core-shell material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 206010054949 Metaplasia Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- 239000002114 nanocomposite Substances 0.000 description 1
- 239000002135 nanosheet Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000011540 sensing material Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/889—Manganese, technetium or rhenium
- B01J23/8892—Manganese
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- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
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- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
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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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Abstract
The present invention discloses a kind of Co3O4@MnO2Nucleocapsid structure porous nano column material and preparation method thereof, described Co3O4@MnO2Nucleocapsid structure porous nano column material is heterogeneous nucleocapsid structure, and its nuclear structure is Co3O4Nano-pillar, Co3O4Nano-pillar is grown on substrate in array fashion；Shell structure is MnO2Nanoscale twins, and MnO2Nanometer sheet is uniformly grown nonparasitically upon another plant in nuclear structure Co3O4Nano-pillar surface, and crisscross, form loose structure on nano-pillar surface.The preparation method that the present invention adopts is to grow Co successively by two one-step hydrothermals3O4Nano-pillar and MnO2Nanometer sheet, thus form Co3O4@MnO2Nanometer nuclear shell nano-structure.The Co that the present invention is obtained3O4@MnO2Material is the multilevel hierarchy being compounded to form of two kinds of nanostructureds, it is a kind of new nano-heterogeneous structure, its new interface and huge specific surface area significantly increase the avtive spot of reaction, thus lifting its response characteristic, expand its application prospect in energy storage, catalysis and sensory field.
Description
Technical field
The present invention relates to a kind of field of core-shell nano material, more particularly, to a kind of oxide core shell nanometer material and its system
Preparation Method.
Background technology
Oxide-based nanomaterial is so that its component is various, composition and the advantage such as structure is adjustable, becomes field of nanometer material technology research
Most directions, is all widely used in national economy industry-by-industry.In various oxides, Co3O4With
MnO2It is the two oxides receiving much concern.In energy field, MnO2It is confirmed to be minority and can show fake capacitance property
Oxide is it is considered to be the candidate materials of electrode material for super capacitor, Co3O4Then show permissible in field of lithium ion battery
The value of application, under special circumstances, Co3O4Also the characteristic of fake capacitance can be shown；In catalytic field, Co3O4And MnO2It is all
It is considered as the material that can show efficient catalytic performance under specific circumstances；In sensory field, Co3O4And MnO2Also all have
There is good characteristic, such as gas sensing materials.
At present, Co3O4And MnO2Composite progressively attract attention, particularly Co3O4And MnO2Receive
The composite that rice structure is formed.Co3O4And MnO2Composite nanostructure can have the common property of both oxides simultaneously
Matter, simultaneously composite construction can produce new heterojunction structure, lead to new interface, the multistage knot that two kinds of nanostructureds are compounded to form
Structure creates new nanotopography, and the huge specific surface area of multilevel hierarchy increased the avtive spot of reaction, thus lead to one be
Arrange new cooperative effect, make full use of these collaborative be expected to obtain better performance, obtain more preferable material.Therefore, if
Count and prepare Co3O4And MnO2The composite nanostructure of both materials, all has weight in academic research and practical application
Big meaning..
Content of the invention
Present invention aims to practical application request, provide a kind of Co3O4@MnO2Nucleocapsid structure porous nano post
Material and preparation method thereof.
The invention provides a kind of Co3O4@MnO2Nucleocapsid structure porous nano column material, described Co3O4@MnO2Nucleocapsid structure
Porous nano column material includes stratum nucleare and shell two parts, and wherein stratum nucleare is Co3O4Nano-pillar, Co3O4Nano-pillar is with the side of array
Formula is grown on substrate, and shell is MnO2Nanometer sheet, and MnO2Nanometer sheet is uniformly grown nonparasitically upon another plant in Co3O4Nano-pillar surface, and in length and breadth
Staggered, form loose structure on nano-pillar surface.The present invention is by rational microstructure design, and adopts synthetic method effectively
This nanostructured is realized, this multistage nanometer nuclear shell nano-structure is expected to produce multiple synergism.
Further, described Co3O4@MnO2Nucleocapsid structure porous nano column material, stratum nucleare Co3O4Nanometer column length is 2 ~ 4 μ
M, a diameter of 150 ~ 250nm, shell MnO2Nanometer sheet thickness is 80 ~ 120nm, every MnO2The thickness of nanometer sheet is 5 ~ 10nm.
Present invention also offers preparing above-mentioned Co3O4@MnO2The preparation method of nucleocapsid structure porous nano column material, including
Following steps：
1）Weighing mol ratio is 1:1:2 cabaltous nitrate hexahydrate Co (NO3)2•6H2O, ammonium fluoride（NH4F）, hexamethylenetetramine
（C6H12N4, HMT）, it is dissolved in and stirring under deionized water, room temperature, be then transferred in teflon-lined reactor,
With nickel foam as substrate, immerse the substrate in the solution in reactor, be placed in baking oven and carry out hydrothermal synthesis reaction, reaction temperature
Spend for 90 ~ 110 DEG C, the response time is 16 ~ 24h, reaction takes out substrate after terminating, deionized water is cleaned and dried, and is placed in tubular type
Co is obtained after 500 DEG C of annealing in stove3O4Nano-pillar.
2）Weigh KMnO4And be dissolved in deionized water, it is configured to the KMnO of 1 ~ 2 mmol/L4Aqueous solution simultaneously transfers to reaction
In kettle, with step 1）In the length that obtains have Co3O4The substrate of nano-pillar is immersed in KMnO4In aqueous solution, it is then placed in baking oven
Carry out hydrothermal synthesis reaction, 95 DEG C of reaction temperature again, the response time is 20 ~ 40min, obtains final product, as Co3O4@
MnO2Nucleocapsid structure porous nano column material.
The useful achievement of the present invention is：
1. the Co of synthesis3O4Nano-pillar pattern is homogeneous, Stability Analysis of Structures, the MnO of secondary Hydrothermal Synthesiss2Nanometer sheet is in Co3O4Nano-pillar
Surface covers uniformly, and cladding thickness can be controlled by the hydro-thermal reaction time, thus Co3O4@MnO2Nucleocapsid structure porous
Nanometer column material can achieve effective controllable standby.
2.Co3O4@MnO2Nucleocapsid structure porous nano column material is a kind of composite, can have Co concurrently3O4And MnO2Two kinds
The advantage of oxide, and form a series of new cooperative effects, obtain more preferably combination property.
3.Co3O4@MnO2Nucleocapsid structure porous nano column material is by Co3O4Nano-pillar stratum nucleare and MnO2Nanometer sheet shell two
It is grouped into, and grow nonparasitically upon another plant in Co3O4The MnO on nano-pillar surface2Nanometer sheet crisscross formation loose structure, two kinds of nanostructureds
It has been compounded to form multilevel hierarchy, has created new nanotopography, be a kind of new heterojunction structure, and lead to new interface, and
Huge specific surface area significantly increases the avtive spot of reaction, thus the response characteristic of this nano composite material can be lifted, opens up
Open up its application prospect in energy storage, catalysis and sensory field.
4. adopt hydro-thermal method, equipment is simple, and raw materials used inexpensive, technique is simple and clear and easily operated, can achieve extensive work
Industry metaplasia is produced.
Brief description
Fig. 1 is the Co that embodiment 1 is obtained3O4The low power scanning electron microscope of nanometer column material（SEM）Figure.
Fig. 2 is the Co that embodiment 1 is obtained3O4The high power scanning electron microscope of nanometer column material（SEM）Figure.
Fig. 3 is the Co that embodiment 1 is obtained3O4@MnO2The low power scanning electron microscope of nucleocapsid structure porous nano column material（SEM）
Figure.
Fig. 4 is the Co that embodiment 1 is obtained3O4@MnO2The high power scanning electron microscope of nucleocapsid structure porous nano column material（SEM）
Figure.
Specific embodiment
Embodiment 1
1. weighing mol ratio is 1:2:2 cabaltous nitrate hexahydrate Co (NO3)2•6H2O, ammonium fluoride（NH4F）, hexamethylenetetramine
（C6H12N4, HMT）It is dissolved in after stirring under deionized water, room temperature and being transferred in teflon-lined reactor, to steep
Foam nickel is substrate, immerses the substrate in the solution in reactor, is placed in baking oven and carries out hydrothermal synthesis reaction, reaction temperature is
100 DEG C, the response time is 24h, and reaction takes out substrate after terminating, and deionized water is cleaned and dried, and is placed in tube furnace 500 DEG C and moves back
Co is obtained after fire3O4Nano-pillar.
2. weigh KMnO4And be dissolved in deionized water, it is configured to the KMnO of 1.6mmol/L4Aqueous solution simultaneously transfers to reactor
In, with step 1）In the length that obtains have Co3O4The substrate of nano-pillar is immersed in KMnO4In aqueous solution, it is then placed in baking oven again
Secondary carry out hydrothermal synthesis reaction, reaction temperature be 95 DEG C, the response time be 30min, obtain final product, as Co3O4@
MnO2Nucleocapsid structure porous nano column material.
Embodiment 2
1. weighing mol ratio is 1:2:2 cabaltous nitrate hexahydrate Co (NO3)2•6H2O, ammonium fluoride（NH4F）, hexamethylenetetramine
（C6H12N4, HMT）It is dissolved in after stirring under deionized water, room temperature and being transferred in teflon-lined reactor, to steep
Foam nickel is substrate, immerses the substrate in the solution in reactor, is placed in baking oven and carries out hydrothermal synthesis reaction, reaction temperature is
90 DEG C, the response time is 20h, and reaction takes out substrate after terminating, and deionized water is cleaned and dried, and is placed in tube furnace 500 DEG C and moves back
Co is obtained after fire3O4Nano-pillar.
2. weigh KMnO4And be dissolved in deionized water, it is configured to the KMnO of 1 mmol/L4Aqueous solution simultaneously transfers to reactor
In, with step 1）In the length that obtains have Co3O4The substrate of nano-pillar is immersed in KMnO4In aqueous solution, it is then placed in baking oven again
Secondary carry out hydrothermal synthesis reaction, reaction temperature be 95 DEG C, the response time be 20min, obtain final product, as Co3O4@
MnO2Nucleocapsid structure porous nano column material.
Embodiment 3
1. weighing mol ratio is 1:2:2 cabaltous nitrate hexahydrate Co (NO3)2•6H2O, ammonium fluoride（NH4F）, hexamethylenetetramine
（C6H12N4, HMT）It is dissolved in after stirring under deionized water, room temperature and being transferred in teflon-lined reactor, to steep
Foam nickel is substrate, immerses the substrate in be placed in the solution in reactor in baking oven and carries out hydrothermal synthesis reaction, and reaction temperature is
110 DEG C, the response time is 16h, and reaction takes out substrate after terminating, and deionized water is cleaned and dried, and is placed in tube furnace 500 DEG C and moves back
Co is obtained after fire3O4Nano-pillar.
2. weigh KMnO4And be dissolved in deionized water, it is configured to the KMnO of 2mmol/L4Aqueous solution simultaneously transfers to reactor
In, with step 1）In the length that obtains have Co3O4The substrate of nano-pillar is immersed in KMnO4In aqueous solution, it is then placed in baking oven again
Secondary carry out hydrothermal synthesis reaction, reaction temperature be 95 DEG C, the response time be 40min, obtain final product, as Co3O4@
MnO2Nucleocapsid structure porous nano column material.
The Co that each embodiment step 1 is obtained3O4Nano-pillar and the Co being finally obtained3O4@MnO2Nucleocapsid structure porous nano
Column material is scanned Electronic Speculum（SEM）Morphology analysis.As Fig. 1 and Fig. 2 is respectively the Co that embodiment 1 is obtained3O4Nanometer column material
Low power and high power scanning electron microscope（SEM）Figure, as we can see from the figure：It is Co as stratum nucleare3O4Nano-pillar, gives birth in array fashion
Length is in substrate, and this nanometer of column length is 2 ~ 4 μm, a diameter of 150 ~ 250nm.It is obtained as Fig. 3 and Fig. 4 is respectively embodiment 1
Co3O4@MnO2The low power of nucleocapsid structure porous nano column material and high power scanning electron microscope（SEM）Figure, as seen from the figure：Shell
MnO2In nano-sheet, MnO2Nanometer sheet is uniformly grown nonparasitically upon another plant in Co3O4Nano-pillar surface, and crisscross, in nano-pillar surface shape
Become loose structure, shell MnO2Nanometer sheet thickness is 80 ~ 120nm, every MnO2The thickness of nanometer sheet is 5 ~ 10nm.
Claims (6)
1. a kind of Co3O4@MnO2Nucleocapsid structure porous nano column material it is characterised in that：Described Co3O4@MnO2Nucleocapsid structure is many
Hole nanometer column material is heterogeneous nucleocapsid structure, and its nuclear structure is Co3O4Nano-pillar, Co3O4Nano-pillar is grown in array fashion
On substrate；Shell structure is MnO2Nanoscale twins, and MnO2Nanometer sheet is uniformly grown nonparasitically upon another plant in nuclear structure Co3O4Nano-pillar surface, and indulge
Traversed by is wrong, forms loose structure on nano-pillar surface.
2. a kind of Co according to claim 13O4@MnO2Nucleocapsid structure porous nano column material it is characterised in that：Co3O4Receive
Rice column length is 2 ~ 4 μm, a diameter of 150 ~ 250nm；MnO2Nanometer sheet thickness is 80 ~ 120nm, every MnO2The thickness of nanometer sheet
For 5 ~ 10nm.
3. a kind of Co described in preparation claim 1 or 23O4@MnO2The method of nucleocapsid structure porous nano column material, its feature exists
In inclusion step：
1）Weigh cabaltous nitrate hexahydrate Co (NO3)2•6H2O, ammonium fluoride, hexamethylenetetramine, are dissolved in and stirring under deionized water, room temperature
Mix uniformly, then in transfer reaction kettle, with nickel foam as substrate, immerse the substrate in the solution in reactor, be placed in baking oven
In carry out hydrothermal synthesis reaction, reaction takes out substrate after terminating, and deionized water is cleaned and dried, and is placed in after annealing in tube furnace i.e.
Obtain Co3O4Nano-pillar；
2）Weigh KMnO4And be dissolved in deionized water, it is configured to the KMnO of 1 ~ 2 mmol/L4Aqueous solution is simultaneously transferred in reactor,
With step 1）In the length that obtains have Co3O4The substrate of nano-pillar is immersed in KMnO4In aqueous solution, it is then placed in baking oven again
Carry out hydrothermal synthesis reaction, obtain final product, as Co3O4@MnO2Nucleocapsid structure porous nano column material.
4. a kind of Co according to claim 33O4@MnO2The preparation method of nucleocapsid structure porous nano column material, its feature exists
In：Step 1）Middle cabaltous nitrate hexahydrate Co (NO3)2•6H2O, ammonium fluoride, the mol ratio of hexamethylenetetramine are 1:1:2.
5. a kind of Co according to claim 33O4@MnO2The preparation method of nucleocapsid structure porous nano column material, its feature exists
In：Step 1）The reaction temperature of middle hydrothermal synthesis reaction is 90 ~ 110 DEG C, the response time is 16 ~ 24h；Step 1）In be placed in tubular type
In stove, annealing temperature is 500 DEG C.
6. a kind of Co according to claim 33O4@MnO2The preparation method of nucleocapsid structure porous nano column material, its feature exists
In：Step 2）95 DEG C of the reaction temperature of hydrothermal synthesis reaction, response time are 20 ~ 40min.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107742584A (en) * | 2017-08-25 | 2018-02-27 | 江苏大学 | One seed nucleus nucleocapsid trielement composite material Co3O4/PANI/MnO2Preparation method and use |
| CN108538616A (en) * | 2018-06-14 | 2018-09-14 | 长沙理工大学 | Disk MnO for stacking foam nickel self-supporting nanosheets2Preparation method of supercapacitor material |
| CN110136993A (en) * | 2019-05-08 | 2019-08-16 | 武汉大学 | A method of super capacitor electrode slice is prepared using hydro-thermal method |
| CN110142046A (en) * | 2019-05-26 | 2019-08-20 | 天津大学 | A kind of nickel foam integral catalyzer synthetic method with 3D structure, application |
| CN110743574A (en) * | 2019-11-07 | 2020-02-04 | 西北工业大学 | Heterojunction array and preparation method and application thereof |
| CN112058253A (en) * | 2020-09-29 | 2020-12-11 | 西安建筑科技大学 | Three-dimensional structure core-shell nano ZnO @ In2O3Preparation method of photocatalytic material |
| CN112216528A (en) * | 2020-10-12 | 2021-01-12 | 多助科技(武汉)有限公司 | Method for preparing electrode plate of high-voltage water-system supercapacitor by hydrothermal method |
| CN112591803A (en) * | 2020-12-28 | 2021-04-02 | 上海纳米技术及应用国家工程研究中心有限公司 | Preparation of manganous oxide cluster modified cobaltosic oxide nano material for detection, product and application |
| CN113262798A (en) * | 2021-04-13 | 2021-08-17 | 南京工业大学 | Manganese-based wire mesh monolithic catalyst for catalytic combustion and preparation method thereof |
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| CN108538616A (en) * | 2018-06-14 | 2018-09-14 | 长沙理工大学 | Disk MnO for stacking foam nickel self-supporting nanosheets2Preparation method of supercapacitor material |
| CN108538616B (en) * | 2018-06-14 | 2019-10-15 | 长沙理工大学 | Disk MnO for stacking foam nickel self-supporting nanosheets2Preparation method of supercapacitor material |
| CN110136993A (en) * | 2019-05-08 | 2019-08-16 | 武汉大学 | A method of super capacitor electrode slice is prepared using hydro-thermal method |
| CN110142046A (en) * | 2019-05-26 | 2019-08-20 | 天津大学 | A kind of nickel foam integral catalyzer synthetic method with 3D structure, application |
| CN110743574A (en) * | 2019-11-07 | 2020-02-04 | 西北工业大学 | Heterojunction array and preparation method and application thereof |
| CN112058253A (en) * | 2020-09-29 | 2020-12-11 | 西安建筑科技大学 | Three-dimensional structure core-shell nano ZnO @ In2O3Preparation method of photocatalytic material |
| CN112216528A (en) * | 2020-10-12 | 2021-01-12 | 多助科技(武汉)有限公司 | Method for preparing electrode plate of high-voltage water-system supercapacitor by hydrothermal method |
| CN112591803A (en) * | 2020-12-28 | 2021-04-02 | 上海纳米技术及应用国家工程研究中心有限公司 | Preparation of manganous oxide cluster modified cobaltosic oxide nano material for detection, product and application |
| CN113262798A (en) * | 2021-04-13 | 2021-08-17 | 南京工业大学 | Manganese-based wire mesh monolithic catalyst for catalytic combustion and preparation method thereof |
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