CN103145113B - Micro-nano structure zinc oxide-carbon composite pellet and preparation method thereof - Google Patents
Micro-nano structure zinc oxide-carbon composite pellet and preparation method thereof Download PDFInfo
- Publication number
- CN103145113B CN103145113B CN201110415313.XA CN201110415313A CN103145113B CN 103145113 B CN103145113 B CN 103145113B CN 201110415313 A CN201110415313 A CN 201110415313A CN 103145113 B CN103145113 B CN 103145113B
- Authority
- CN
- China
- Prior art keywords
- zinc oxide
- carbon
- micro
- nano structure
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The invention discloses a micro-nano structure zinc oxide-carbon composite pellet and a preparation method thereof. The micro-nano structure zinc oxide-carbon composite pellet is obtained by hybridization compounding of zinc oxide and carbon to obtain a solid pellet having the diameter of 6-12 micrometers, wherein vertical nanosheets having the length of 700-900 nanometers, the height of 700-900 nanometers and the thickness of 15 to 25 nanometers are formed on surfaces of the solid pellet and are connected with each other into a nest; a mole ratio of zinc oxide to carbon is (60-70%): (30-40%); zinc oxide has a hexagonal structure; and carbon comprises amorphous carbon and graphitized carbon and a weight ratio of the amorphous carbon to the graphitized carbon is (85-95%): (5-15%). The preparation method comprises the following steps of dissolving zinc acetate dihydrate, urea, sodium citrate dihydrate and glucose in water to obtain a mixed solution, carrying out hydrothermal treatment on the mixed solution to obtain a reaction solution, orderly carrying out solid-liquid separation, washing and drying to obtain an intermediate product, putting the intermediate product in an inert gas atmosphere, and carrying out annealing to obtain the micro-nano structure zinc oxide-carbon composite pellet. The micro-nano structure zinc oxide-carbon composite pellet can be widely used for fields of catalysis, adsorption and photoelectricity.
Description
Technical field
The present invention relates to a kind of compound ball and preparation method, especially a kind of micro-nano structure zinc oxide-carbon compound ball and preparation method thereof.
Background technology
Zinc oxide is the semiconductor material that a class is good, is having application very widely aspect environmental improvement and opto-electronic device; Photocatalysis performance as good in it can even be degraded into carbonic acid gas and water by toxic organic pollutant under the irradiation of daylight in UV-light, utilize its good piezoelectric property can be made nano generator device, its good opto-electronic conversion performance can make it be applied on a large scale in solar cell.There is the carbon material of excellent conductive capability and absorption property, all have a wide range of applications at photoelectricity and Chu Qing field.Based on above 2 points, in the recent period, people are in order to obtain zinc oxide-carbon composite, make unremitting effort, as disclosed a kind of ZnO-carbosphere and its preparation method 26th～27 pages of " carbon, the preparation of ZnO/ carbon porous microsphere and the applied research on lithium ion battery negative thereof " (Chinese excellent MA theses full-text database o. 11th, Cao Yang) literary compositions.The spherical diameter of the ZnO-carbosphere of mentioning in this article is 300nm～3 μ m, and surface and inside that its spherical ZnO uniform particles that is 80nm by diameter is distributed in carbosphere form, and having bore dia on the surface of carbosphere is the hole defect of receiving of 5～10nm; Preparation method for first by glucose crystal and zinc acetate ultrasonic dissolution in distilled water, obtain clear solution, again clear solution is placed in to air-tight state, at 180 DEG C, react 12～18h, obtain the reaction product of brown or black particle, through to its centrifugation, repeatedly wash and be dried after, be placed under argon atmospher in 500 DEG C of high temperature annealing 2h, obtain final product--ZnO-carbosphere.But, no matter be final product, or its preparation method, there is shortcoming part, first, though hole defect is received on the surface of ZnO-carbosphere, too smooth also, make its difficulty have larger specific surface area; Secondly, have obvious interface between Zinc oxide particles and carbosphere, this illustrates that the tightness of both combinations is not too desirable; Finally, temperature of reaction in preparation method is higher, overlong time, and temperature when annealing is also higher, makes it both when energy charge, can not obtain again the final product of high specific surface area.
Summary of the invention
The technical problem to be solved in the present invention, for overcoming shortcoming part of the prior art, provides one to have high specific surface area, constitutionally stable micro-nano structure zinc oxide-carbon compound ball.
Another technical problem that the present invention will solve is for providing a kind of preparation method of above-mentioned micro-nano structure zinc oxide-carbon compound ball.
For solving technical problem of the present invention, the technical scheme adopting is: micro-nano structure zinc oxide-carbon compound ball forms solid sphere by zinc oxide and carbon, particularly,
Described solid sphere is formed by zinc oxide and carbon hybridization compounding, and its spherical diameter is 6～12 μ m, the nanometer sheet of ball surface for standing;
The length of a film of described nanometer sheet is the high 700～900nm of being of 700～900nm, sheet, the thick 15～25nm of being of sheet, between sheet and sheet, is interconnected to nest;
The molar percentage of described zinc oxide and carbon is 60～70%: 30～40%, and wherein, zinc oxide is six side's phase structures, and carbon is amorphous carbon and graphitized carbon, and the weight percent of described amorphous carbon and graphitized carbon is 85～95wt%: 5～15wt%.
As the further improvement of micro-nano structure zinc oxide-carbon compound ball, described nest is Polygons; Described Polygons is trilateral, or tetragon, or sexangle.
For solving another technical problem of the present invention, another technical scheme adopting is: the preparation method of above-mentioned micro-nano structure zinc oxide-carbon compound ball comprises hydrothermal method, and particularly completing steps is as follows:
Step 1, be first 0.64～0.68: 0.52～0.56 according to the weight ratio between two hydration zinc acetates, urea, two hydration Trisodium Citrates, glucose and water: 0.05～0.07: 0.8～1.2: 48～52 ratio, two hydration zinc acetates, urea, two hydration Trisodium Citrates and glucose are dissolved in the water, obtain mixed solution, again mixed solution is placed in to air-tight state, be at 120～160 DEG C, to react at least 2h in temperature, obtain reaction solution;
Step 2, first carries out solid-liquid separation, washing and dry processing successively to reaction solution, obtains intermediate product, then intermediate product is placed in to inert gas atmosphere, and at least 1h that anneals at 300～400 DEG C, makes micro-nano structure zinc oxide-carbon compound ball.
As the preparation method's of micro-nano structure zinc oxide-carbon compound ball further improvement, described solid-liquid separation is treated to centrifugation, and rotating speed when separation is 3000～5000r/min; Described carrying out washing treatment is for being used deionized water and ethanol to clean; Described drying treatment for to dry at 10～50 DEG C; Described is rare gas element is in nitrogen, argon gas, helium one or more mixed gas.
Beneficial effect with respect to prior art is, one, uses respectively scanning electron microscope, transmission electron microscope, X-ray diffractometer and Raman spectrometer to characterize to the target product making, and from its result, target product is the stand solid sphere of nanometer sheet of its surface; Wherein, the spherical diameter of solid sphere is 6～12 μ m, and the length of a film of nanometer sheet is the high 700～900nm of being of 700～900nm, sheet, the thick 15～25nm of being of sheet, between sheet and sheet, is interconnected to nest.Target product is formed by zinc oxide and carbon hybridization compounding; The molar percentage of zinc oxide and carbon is 60～70%: 30～40%, and zinc oxide is wherein six side's phase structures, and carbon is amorphous carbon and graphitized carbon, and the weight percent of amorphous carbon and graphitized carbon is 85～95wt%: 5～15wt%.They are two years old, preparation method's science, effective, both energy-and time-economizing, be beneficial to commercial scale production, make again the target product making have higher specific surface area, also contain a large amount of functional groups because of carbon surface and make zinc oxide and carbon very tight in conjunction with obtaining after hybridization compounding, greatly improved the stability of its structure, more because the existence of a large amount of functional groups in carbon surface makes target product have potential application prospect in absorption and catalytic field.
As the further embodiment of beneficial effect, the one, nest is preferably Polygons, and Polygons is preferably trilateral, or tetragon, or sexangle, is beneficial to leaning on each other for support between nanometer sheet, has improved the stability that nanometer sheet is stood.The 2nd, solid-liquid separation processing is preferably centrifugation, and rotating speed when separation is preferably 3000～5000r/min, is convenient to the effective separation between solid-liquid.The 3rd, carrying out washing treatment is preferably and uses deionized water and ethanol to clean, and has ensured the pure of intermediate product.The 4th, drying treatment is preferably at 10～50 DEG C dries, and has guaranteed the quality of intermediate product.The 5th, rare gas element is preferably one or more the mixed gas in nitrogen, argon gas, helium, not only makes the source of raw material compared with horn of plenty, also makes preparation technology more easily implement and flexibly.
Brief description of the drawings
Below in conjunction with accompanying drawing, optimal way of the present invention is described in further detail.
Fig. 1 is that target product to making uses one of result that scanning electron microscope (SEM) characterizes.Wherein, the low range SEM photo that Fig. 1 a is target product, Fig. 1 b is the high magnification photo of Fig. 1 a, Fig. 1 c is the high magnification photo of Fig. 1 b, can be found out by Fig. 1 b and Fig. 1 c, and target product is globe, its surface a large amount of nanometer sheet of standing, is interconnected to nest between nanometer sheet; Fig. 1 d is the EDS spectrogram obtaining after using subsidiary power spectrum (EDS) test component of scanning electron microscope to characterize to the target product shown in Fig. 1 a, can find out that by EDS spectrogram target product contains zinc, oxygen and three kinds of elements of carbon, wherein, the ratio of Zn and 0 relative atom molar content is approximately 1: 1, for the structure of ZnO, the atomic molar content of C is about 30～40%.
Fig. 2 is that target product to making uses one of result that transmission electron microscope (TEM) characterizes.Wherein, Fig. 2 a is the TEM photo of single target product, and from it, spherical target product is solid construction; Fig. 2 b is the high resolving power TEM photo of the nanometer sheet of target product shown in Fig. 2 a, and the high resolving power TEM photo of this single nanometer sheet has demonstrated nanometer sheet surface carbon striped clearly.
Fig. 3 is that target product to making uses one of result that X-ray diffraction (XRD) instrument characterizes.Can be found out by XRD spectra, the spectrogram of target product is identical with the standard spectrogram JCPDS Number:36-1451 of zinc oxide six side's phase structures.
Fig. 4 is one of result respectively intermediate product obtaining and the target product use Raman spectrometer making being characterized.The spectral line that curve a in spectrogram is target product, the spectral line that curve b is intermediate product; Can be found out by spectrogram, intermediate product and target product are all at 1340cm
-1and 1580cm
-1near have amorphous peak and the greying peak of two carbon, illustrate and wherein contain amorphous carbon and graphited carbon.
Embodiment
First buy from market or make by ordinary method:
Two hydration zinc acetates; Urea; Two hydration Trisodium Citrates; Glucose; Water; Deionized water; Ethanol; As one or more the mixed gas in the nitrogen of rare gas element, argon gas, helium.
Then,
Embodiment 1
The concrete steps of preparation are:
Step 1, it it is first 0.64: 0.56: 0.05 according to the weight ratio between two hydration zinc acetates, urea, two hydration Trisodium Citrates, glucose and water: the ratio of 1.2: 48, two hydration zinc acetates, urea, two hydration Trisodium Citrates and glucose are dissolved in the water, obtain mixed solution.Again mixed solution being placed in to air-tight state, is to react 4h at 120 DEG C in temperature, obtains reaction solution.
Step 2, first carries out solid-liquid separation, washing and dry processing successively to reaction solution; Wherein, solid-liquid separation is treated to centrifugation, and rotating speed when separation is 3000r/min, and carrying out washing treatment is for being used deionized water and ethanol to clean, and drying treatment, for to dry at 10 DEG C, obtains intermediate product.Again intermediate product is placed in to inert gas atmosphere, 2h anneals at 300 DEG C; Wherein, rare gas element is nitrogen, make and be similar to shown in Fig. 1 and Fig. 2, and micro-nano structure zinc oxide-carbon compound ball as shown in the curve in Fig. 3 and Fig. 4.
Embodiment 2
The concrete steps of preparation are:
Step 1, it it is first 0.65: 0.55: 0.055 according to the weight ratio between two hydration zinc acetates, urea, two hydration Trisodium Citrates, glucose and water: the ratio of 1.1: 49, two hydration zinc acetates, urea, two hydration Trisodium Citrates and glucose are dissolved in the water, obtain mixed solution.Again mixed solution being placed in to air-tight state, is to react 3.5h at 130 DEG C in temperature, obtains reaction solution.
Step 2, first carries out solid-liquid separation, washing and dry processing successively to reaction solution; Wherein, solid-liquid separation is treated to centrifugation, and rotating speed when separation is 3500r/min, and carrying out washing treatment is for being used deionized water and ethanol to clean, and drying treatment, for to dry at 20 DEG C, obtains intermediate product.Again intermediate product is placed in to inert gas atmosphere, 1.8h anneals at 330 DEG C; Wherein, rare gas element is nitrogen, make and be similar to shown in Fig. 1 and Fig. 2, and micro-nano structure zinc oxide-carbon compound ball as shown in the curve in Fig. 3 and Fig. 4.
Embodiment 3
The concrete steps of preparation are:
Step 1, it it is first 0.66: 0.54: 0.06 according to the weight ratio between two hydration zinc acetates, urea, two hydration Trisodium Citrates, glucose and water: the ratio of 1: 50, two hydration zinc acetates, urea, two hydration Trisodium Citrates and glucose are dissolved in the water, obtain mixed solution.Again mixed solution being placed in to air-tight state, is to react 3h at 140 DEG C in temperature, obtains reaction solution.
Step 2, first carries out solid-liquid separation, washing and dry processing successively to reaction solution; Wherein, solid-liquid separation is treated to centrifugation, and rotating speed when separation is 4000r/min, and carrying out washing treatment is for being used deionized water and ethanol to clean, and drying treatment, for to dry at 30 DEG C, obtains intermediate product.Again intermediate product is placed in to inert gas atmosphere, 1.5h anneals at 350 DEG C; Wherein, rare gas element is nitrogen, make as depicted in figs. 1 and 2, and micro-nano structure zinc oxide-carbon compound ball as shown in the curve in Fig. 3 and Fig. 4.
Embodiment 4
The concrete steps of preparation are:
Step 1, it it is first 0.67: 0.53: 0.065 according to the weight ratio between two hydration zinc acetates, urea, two hydration Trisodium Citrates, glucose and water: the ratio of 0.9: 51, two hydration zinc acetates, urea, two hydration Trisodium Citrates and glucose are dissolved in the water, obtain mixed solution.Again mixed solution being placed in to air-tight state, is to react 2.5h at 150 DEG C in temperature, obtains reaction solution.
Step 2, first carries out solid-liquid separation, washing and dry processing successively to reaction solution; Wherein, solid-liquid separation is treated to centrifugation, and rotating speed when separation is 4500r/min, and carrying out washing treatment is for being used deionized water and ethanol to clean, and drying treatment, for to dry at 40 DEG C, obtains intermediate product.Again intermediate product is placed in to inert gas atmosphere, 1.3h anneals at 380 DEG C; Wherein, rare gas element is nitrogen, make and be similar to shown in Fig. 1 and Fig. 2, and micro-nano structure zinc oxide-carbon compound ball as shown in the curve in Fig. 3 and Fig. 4.
Embodiment 5
The concrete steps of preparation are:
Step 1, it it is first 0.68: 0.52: 0.07 according to the weight ratio between two hydration zinc acetates, urea, two hydration Trisodium Citrates, glucose and water: the ratio of 0.8: 52, two hydration zinc acetates, urea, two hydration Trisodium Citrates and glucose are dissolved in the water, obtain mixed solution.Again mixed solution being placed in to air-tight state, is to react 2h at 160 DEG C in temperature, obtains reaction solution.
Step 2, first carries out solid-liquid separation, washing and dry processing successively to reaction solution; Wherein, solid-liquid separation is treated to centrifugation, and rotating speed when separation is 5000r/min, and carrying out washing treatment is for being used deionized water and ethanol to clean, and drying treatment, for to dry at 50 DEG C, obtains intermediate product.Again intermediate product is placed in to inert gas atmosphere, 1h anneals at 400 DEG C; Wherein, rare gas element is nitrogen, make and be similar to shown in Fig. 1 and Fig. 2, and micro-nano structure zinc oxide-carbon compound ball as shown in the curve in Fig. 3 and Fig. 4.
Select respectively again as one or more the mixed gas in the nitrogen of rare gas element, argon gas, helium, repeat above-described embodiment 1～5, make equally as or be similar to as shown in Fig. 1 and Fig. 2, and micro-nano structure zinc oxide-carbon compound ball as shown in the curve in Fig. 3 and Fig. 4.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention micro-nano structure zinc oxide-carbon compound ball of the present invention and preparation method thereof.Like this, if to these amendments of the present invention with within modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (8)
1. micro-nano structure zinc oxide-carbon compound ball, forms solid sphere by zinc oxide and carbon, it is characterized in that:
The spherical diameter of described solid sphere is 6～12 μ m, the nanometer sheet of ball surface for standing, and the nanometer sheet of standing in described solid sphere and its surface forms by zinc oxide and carbon hybridization compounding;
The length of a film of described nanometer sheet is the high 700～900nm of being of 700～900nm, sheet, the thick 15～25nm of being of sheet, between sheet and sheet, is interconnected to nest;
The molar percentage of described zinc oxide and carbon is 60～70%: 30～40%, and wherein, zinc oxide is six side's phase structures, and carbon is amorphous carbon and graphitized carbon, and the weight percent of described amorphous carbon and graphitized carbon is 85～95wt%: 5～15wt%.
2. micro-nano structure zinc oxide-carbon compound ball according to claim 1, is characterized in that nest is Polygons.
3. micro-nano structure zinc oxide-carbon compound ball according to claim 2, is characterized in that Polygons is trilateral, or tetragon, or sexangle.
4. a preparation method for micro-nano structure zinc oxide-carbon compound ball described in claim 1, comprises hydrothermal method, it is characterized in that completing steps is as follows:
Step 1, be first 0.64～0.68: 0.52～0.56 according to the weight ratio between two hydration zinc acetates, urea, two hydration Trisodium Citrates, glucose and water: 0.05～0.07: 0.8～1.2: 48～52 ratio, two hydration zinc acetates, urea, two hydration Trisodium Citrates and glucose are dissolved in the water, obtain mixed solution, again mixed solution is placed in to air-tight state, be at 120～160 DEG C, to react at least 2h in temperature, obtain reaction solution;
Step 2, first carries out solid-liquid separation, washing and dry processing successively to reaction solution, obtains intermediate product, then intermediate product is placed in to inert gas atmosphere, and at least 1h that anneals at 300～400 DEG C, makes micro-nano structure zinc oxide-carbon compound ball.
5. the preparation method of micro-nano structure zinc oxide-carbon compound ball according to claim 4, is characterized in that solid-liquid separation is treated to centrifugation, and rotating speed when separation is 3000～5000r/min.
6. the preparation method of micro-nano structure zinc oxide-carbon compound ball according to claim 4, is characterized in that carrying out washing treatment is to use deionized water and ethanol to clean.
7. the preparation method of micro-nano structure zinc oxide-carbon compound ball according to claim 4, is characterized in that drying treatment is to dry at 10～50 DEG C.
8. the preparation method of micro-nano structure zinc oxide-carbon compound ball according to claim 4, is characterized in that rare gas element is one or more the mixed gas in nitrogen, argon gas, helium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110415313.XA CN103145113B (en) | 2011-12-07 | 2011-12-07 | Micro-nano structure zinc oxide-carbon composite pellet and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110415313.XA CN103145113B (en) | 2011-12-07 | 2011-12-07 | Micro-nano structure zinc oxide-carbon composite pellet and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103145113A CN103145113A (en) | 2013-06-12 |
| CN103145113B true CN103145113B (en) | 2014-11-12 |
Family
ID=48543502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110415313.XA Expired - Fee Related CN103145113B (en) | 2011-12-07 | 2011-12-07 | Micro-nano structure zinc oxide-carbon composite pellet and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103145113B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103877961B (en) * | 2014-03-05 | 2016-01-27 | 北京大学 | A kind of charcoal base zinc oxide nanosphere composite and preparation method thereof |
| CN103979525B (en) * | 2014-05-22 | 2016-08-24 | 辽宁大学 | A kind of preparation method of the rich spherical material with carbon element of acidic group |
| CN104307501B (en) * | 2014-10-31 | 2016-03-16 | 西南民族大学 | A kind of preparation method of the nano zine oxide as photochemical catalyst |
| CN104857945A (en) * | 2015-04-30 | 2015-08-26 | 信阳师范学院 | Preparation method of zinc oxide/carbon micro-sphere composite material |
| CN104941625B (en) * | 2015-07-01 | 2018-01-23 | 盐城工学院 | A kind of black oxidation zinc and preparation method thereof |
| CN113772717A (en) * | 2021-01-15 | 2021-12-10 | 冯天生 | Nitrogen-doped mesoporous carbon-ZnO composite material and application thereof in super capacitor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101311119B (en) * | 2007-05-25 | 2010-09-08 | 中国科学院合肥物质科学研究院 | Reticular nano hole zinc oxide micron hollow ball and preparation method thereof |
-
2011
- 2011-12-07 CN CN201110415313.XA patent/CN103145113B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103145113A (en) | 2013-06-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Asaithambi et al. | The bifunctional performance analysis of synthesized Ce doped SnO2/g-C3N4 composites for asymmetric supercapacitor and visible light photocatalytic applications | |
| Yan et al. | Construction of a hierarchical NiCo2S4@ PPy core–shell heterostructure nanotube array on Ni foam for a high-performance asymmetric supercapacitor | |
| Chen et al. | Uniform and porous Mn-doped Co3O4 microspheres: Solvothermal synthesis and their superior supercapacitor performances | |
| CN103145113B (en) | Micro-nano structure zinc oxide-carbon composite pellet and preparation method thereof | |
| Gong et al. | Construction of a BaTiO3/tubular g-C3N4 dual piezoelectric photocatalyst with enhanced carrier separation for efficient degradation of tetracycline | |
| Chen et al. | One-step synthesis of low defect density carbon nanotube-doped Ni (OH) 2 nanosheets with improved electrochemical performances | |
| Du et al. | Synthesis of polycrystalline SnO2 nanotubes on carbon nanotube template for anode material of lithium-ion battery | |
| Nagarani et al. | ZnO-CuO nanoparticles enameled on reduced graphene nanosheets as electrode materials for supercapacitors applications | |
| CN1903793A (en) | Carbon silicon composite material, its preparation method and use | |
| CN104821240A (en) | SnS2/MoS2 composite material one-step hydrothermal synthesizing method and application thereof | |
| Wang et al. | Pn heterostructured TiO2/NiO double-shelled hollow spheres for the photocatalytic degradation of papermaking wastewater | |
| Zhu et al. | Synthesis of monodisperse mesoporous TiO2 nanospheres from a simple double-surfactant assembly-directed method for lithium storage | |
| Wang et al. | Application of MOFs-derived mixed metal oxides in energy storage | |
| Xu et al. | Biotemplate synthesis of mesoporous α-Fe2O3 hierarchical structure with assisted pseudocapacitive as an anode for long-life lithium ion batteries | |
| CN108899530B (en) | Silicon-carbon composite material and preparation method and application thereof | |
| Wang et al. | Plant polyphenols induced the synthesis of rich oxygen vacancies Co3O4/Co@ N-doped carbon hollow nanomaterials for electrochemical energy storage and conversion | |
| CN107316987A (en) | A kind of oxide nano thread/ZIF systems MOFs sugarcoated haws shape composites and preparation method thereof | |
| Ranjithkumar et al. | Investigations and fabrication of Ni (OH) 2 encapsulated carbon nanotubes nanocomposites based asymmetrical hybrid electrochemical supercapacitor | |
| Wu et al. | Carbon supported Co9S8 hollow spheres assembled from ultrathin nanosheets for high-performance supercapacitors | |
| CN111048324A (en) | Manganese dioxide-porous carbon composite material and preparation method and application thereof | |
| CN1822415A (en) | Nano composite lithium ion cell cathode material and its preparing method | |
| Han et al. | Two-step route for manufacturing the bio-mesopores structure functional composites by mushroom-derived carbon/Co3O4 for lithium-ion batteries | |
| Tang et al. | Tin-nitrogen coordination boosted lithium-storage sites and electrochemical properties in covalent-organic framework with layer-assembled hollow structure | |
| Munawar et al. | Surfactant-assisted facile synthesis of petal-nanoparticle interconnected nanoflower like NiO nanostructure for supercapacitor electrodes material | |
| Chen et al. | Surface activated Co3O4/MoO3 nanostructured electrodes by air-plasma treatment toward enhanced supercapacitor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: ANHUI JIANZHU UNIVERSITY Effective date: 20140113 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20140113 Address after: 1110 mailbox 230031, Anhui City, Hefei Province Applicant after: Hefei Inst. of Matter Sciences, Chinese Academy of Sciences Applicant after: Anhui University of Architecture Address before: 1110 mailbox 230031, Anhui City, Hefei Province Applicant before: Hefei Inst. of Matter Sciences, Chinese Academy of Sciences |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141112 Termination date: 20151207 |
|
| EXPY | Termination of patent right or utility model |