CN105742081A - Rambutan structured molybdenum sulfide coated carbon sphere composite material as well as preparation method and application thereof - Google Patents
Rambutan structured molybdenum sulfide coated carbon sphere composite material as well as preparation method and application thereof Download PDFInfo
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- CN105742081A CN105742081A CN201610320110.5A CN201610320110A CN105742081A CN 105742081 A CN105742081 A CN 105742081A CN 201610320110 A CN201610320110 A CN 201610320110A CN 105742081 A CN105742081 A CN 105742081A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
- H01G11/86—Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
Abstract
The invention relates to an application of a layered sulfide and carbon material composite to a double-layer capacitor, and in particular relates to a preparation method of rambutan structured molybdenum sulfide coated carbon spheres and an excellent application thereof to a double-layer capacitor. According to the rambutan structured MoS2 coated carbon sphere composite material, the thickness of coating molybdenum sulfide is about 30-70nm. The synthesized composite material is stable in structure, good in dispersibility and excellent in specific capacity, and is better in circularity compared with other molybdenum sulfide and carbon composite materials, the preparation method is simple, the raw materials are readily available, and the composite material has excellent performance, is environmentally friendly and is free of pollution, thus having wide development prospects.
Description
Technical field
The present invention relates to laminate sulfide and carbon material compound, be specifically related to a kind of Fructus nephelii topengii shape
Composite of molybdenum sulfide carbon coated ball and its preparation method and application.
Background technology
Capacitor is as a kind of energy storage device having many merits, extensively by people institute always
Research.Since Graphene is found, because the structure of uniqueness is with physicochemical characteristics, by extensively
General applying in every field, class grapheme material also becomes the emphasis of people's research simultaneously, wherein
Studied the most extensive of transient metal sulfide.Molybdenum sulfide as the typical case of two-dimensional material,
Photoelectric device, electro-catalysis, lithium electricity, the aspect such as capacitor and sensor is studied widely.
Face on the capacitor, thinks the layer structure of its uniqueness, is especially suitable for applying at electric double layer capacitance
On device.The theoretical specific capacity relatively low yet with it and the cycle characteristics of difference, limit it wide
General utilization, in order to solve these problems, people are combined with other materials by it, improve it
Specific capacity and cycle characteristics.Wherein material with carbon element be employed most widely meet object,
Such as: Graphene, activated carbon, porous carbon, CNT etc., this patent be research be sulfur
Change molybdenum meets material with carbon ball.Carbon ball, has multiple good characteristic as one, such as: close
Becoming simple, raw material is extensive, and good dispersion, size is controlled, good electric conductivity, and surface
Containing several functions group, this makes it easily and other materials is combined, and substantially increases it
Research potential.Therefore, if synthesis Fructus nephelii topengii shape molybdenum sulfide carbon coated ball composite construction, can not only
Enough specific capacity and cycle characteristics enough improving molybdenum sulfide, the most also maintain the distinctive layer of molybdenum sulfide
Shape structure.
Summary of the invention
It is an object of the invention to: the composite wood of a kind of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball is provided
Material and preparation method thereof, this composite construction not only increases the dispersing characteristic of material, specific surface area,
The stability of structure and reduce internal resistance, thus improve specific capacity and the circulation spy of material
Property.
In order to realize foregoing invention purpose, the present invention provides following technical scheme:
A kind of composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball, described molybdenum sulfide cladding thickness
Degree is 30～70nm.
Further, the preparation side of the composite of a kind of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball
Method, comprises the following steps:
(1) preparation of carbon ball
Glucose is dissolved in equipped with in the politef reactor of deionized water, then heats
To 160～200 DEG C, sucking filtration after insulation 2～6h, the sample after sucking filtration is placed on 60～70 DEG C
It is dried 10～15h and just obtains the carbon ball of 200～500nm；
(2) preparation of the composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball
Take the dissolving of carbon ball and add Na the most afterwards2MoO4·2H2O magnetic agitation 30～
60min；Thiourea is dissolved in deionized water simultaneously；Then by ultrasonic for two kinds of solvent mixing
Ethanol, magnetic agitation 10～30min is added after 10～30min；Mixed solvent is transferred to instead
Answer in still, be heated to 200 DEG C of reactions 15～24h；After reaction terminates, washing is centrifugal, will be from
Sample lyophilization 15～24h after the heart；Finally by dried sample, it is placed in tube furnace
At 450～750 DEG C of high annealings 50～250min.
Preferably, in step (1), the preparation process of carbon ball is as follows: glucose is dissolved in dress
Have in the politef reactor of deionized water, be then warmed to 180 DEG C, after insulation 4h
Sucking filtration, is placed on the sample after sucking filtration 65 DEG C of dry 12h and just obtains the carbon of 200～500nm
Ball.
Preferably, the system of the composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball in step (2)
Standby process is as follows: takes the dissolving of carbon ball and adds Na the most afterwards2MoO4·2H2O magnetic force stirs
Mix 50min；Thiourea is dissolved in deionized water simultaneously；Then by ultrasonic for two kinds of solvent mixing
Ethanol, magnetic agitation 20min is added after 20min；Mixed solvent is transferred to the anti-of 100ml
Answer in still, be heated to 200 DEG C of reaction 20h；After reaction terminates, washing is centrifugal, after being centrifuged
Sample lyophilization 20h；Finally by dried sample, it is placed in tube furnace at 750 DEG C
High annealing 150min.
Preferably, carbon ball, Na in step (2)2MoO4·2H2O, the mass ratio of thiourea be:
(1～3): (30～40): 60.
Preferably, in step (2), sample heating rate in tube furnace is 3～15 DEG C/min.
Further, the application of the composite of a kind of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball, energy
Being enough in and prepare capacitor anode material, concrete preparation process is as follows: be red hair according to mass ratio
The composite of red shape molybdenum sulfide carbon coated ball: white carbon black: PTFE=(80～90): (5～15):
(5～15), mix, and simultaneously with adding ethanol solution, thing to be mixed becomes starchiness
After, it being evenly coated in the nickel foam of 1cm × 1cm, the quality being coated in nickel foam is 1～3mg,
Then in vacuum drying oven, it is dried 3～5h at 55～65 DEG C.
The beneficial effects of the present invention is: the composite that the present invention prepares is for preparing electricity
During container negative material, not only there is good dispersing characteristic and higher specific surface area, and
There is higher specific capacity and excellent cycle characteristics.
Accompanying drawing explanation
In Fig. 1, a, b, c, d, e are respectively embodiment 1,2,3,4,5 products therefrom
XRD figure；
In Fig. 2, a, b, c, d are respectively the TEM of embodiment 2,3,4,5 products therefrom
Figure；
In Fig. 3, a, b, c, d are respectively the SEM figure of embodiment 4 products therefrom, TEM
Figure, HRTEM figure and electronogram；
Fig. 4 is embodiment 1,2,3,4,5 products therefrom CV in sweep speed 20mv/s
Figure；
Fig. 5 is embodiment 1,2,3,4,5 products therefrom ratio in sweep speed 20mv/s
Capacity Plan；
Fig. 6 be embodiment 4 product sweep speed 10～200mv/s CV scheme；
Fig. 7 is that embodiment 4 is schemed at the GCD of electric current density 1～10A/g；
Fig. 8 is embodiment 2 and embodiment 4 discharge and recharge 1000 times under electric current density 1A/g
Efficiency chart；
Fig. 9 is the EIS figure of embodiment 1, embodiment 2 and embodiment 4.
Specific embodiments
For convenience this field personnel understand below in conjunction with the accompanying drawings with embodiment to inventive concept
It is further described；The raw material simultaneously related in patent specification is purchased from market.
Embodiment 1
The preparation of carbon ball:
The glucose taking 4.0g is dissolved in the 100ml polytetrafluoroethyl-ne equipped with 80ml deionized water
In alkene reaction still, magnetic agitation 30min, then it is warmed to 200 DEG C, is incubated 6h；React
By the mode of sucking filtration, sucking filtration limit, limit adds ethanol and deionized water sucking filtration 60min；Finally by sample
Product are placed on 60 DEG C of dry 15h and obtain the carbon ball of 300～500nm.
Embodiment 2
The preparation of molybdenum sulfide:
Take 0.4g Na2MoO4·2H2O is dissolved in equipped with in 20ml deionized water, magnetic agitation
30min, is dissolved in 0.6g thiourea equipped with in 20ml deionized water, then by two kinds simultaneously
Solvent mixes ultrasonic 30min, is subsequently adding the ethanol of 40ml, in magnetic agitation 30min,
Then mixed solvent is transferred in the reactor of 100ml, be heated to 200 DEG C of reaction 20h；
After reaction terminates, with deionized water and ethanol rotating speed 8000 centrifuge washing 5 times, will be from
The sample lyophilization 20h that the heart is good；Finally by dried sample, it is placed in tube furnace
750 DEG C of high annealing 1h i.e. obtain molybdenum sulfide.
Embodiment 3
Composite (the MoS of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball2/ Cs-10) preparation:
Take the carbon ball 10mg prepared to be dissolved in equipped with in 20ml deionized water, be simultaneously introduced
0.4g Na2MoO4·2H2O magnetic agitation 60min, 0.6g thiourea is dissolved in simultaneously equipped with
In 20ml deionized water, then two kinds of solvents are mixed ultrasonic 30min, be subsequently adding 40ml
Ethanol, in magnetic agitation 30min, then mixed solvent is transferred to the reactor of 100ml
In, it is heated to 200 DEG C of reaction 20h；After reaction terminates, turning with deionized water and ethanol
8000 turns of lower centrifuge washings of speed 5 times, the sample lyophilization 20h that will be centrifuged；Finally will
Dried sample, is placed in tube furnace at 750 DEG C of high annealing 150min (heating rates
It is 5 DEG C/min), obtain the composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball, be designated as:
MoS2/Cs-10。
Embodiment 4
Composite (the MoS of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball2/ Cs-20) preparation:
Take the carbon ball 20mg prepared to be dissolved in equipped with in 20ml deionized water, be simultaneously introduced 0.4
g Na2MoO4·2H2O magnetic agitation 60min, is dissolved in 0.6g thiourea equipped with 20ml simultaneously
In deionized water, then two kinds of solvents are mixed ultrasonic 30min, be subsequently adding the second of 40ml
Alcohol, in magnetic agitation 30min, then transfers in the reactor of 100ml by mixed solvent,
It is heated to 200 DEG C of reaction 20h；After reaction terminates, with deionized water and ethanol at rotating speed 8000
Turn lower centrifuge washing 5 times, the sample lyophilization 20h that will be centrifuged；Finally by dried
Sample, is placed in tube furnace 750 DEG C of high annealing 150min (heating rate is 5 DEG C/min)
Obtain the composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball, be designated as: MoS2/Cs-20。
Embodiment 5
Composite (the MoS of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball2/ Cs-30) preparation:
Take the carbon ball 30mg prepared to be dissolved in equipped with in 20ml deionized water, be simultaneously introduced
0.4g Na2MoO4·2H2O magnetic agitation 60min, 0.6g thiourea is dissolved in simultaneously equipped with
In 20ml deionized water, then two kinds of solvents are mixed ultrasonic 30min, be subsequently adding 40ml
Ethanol, in magnetic agitation 30min, then mixed solvent is transferred to the reactor of 100ml
In, it is heated to 200 DEG C of reaction 20h；After reaction terminates, turning with deionized water and ethanol
8000 turns of lower centrifuge washings of speed 5 times, the sample lyophilization 20h that will be centrifuged；Finally will
Dried sample, is placed in tube furnace at 750 DEG C of high annealing 150min (heating rates
It is 5 DEG C/min), obtain the composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball, be designated as:
MoS2/Cs-30。
Make to analyze as follows to the performance of embodiment 1-5 products therefrom in conjunction with accompanying drawing:
1, in order to characterize the material composition of embodiment 1-5, and to molybdenum sulfide after addition carbon ball
The impact of growth, obtains the XRD figure of each embodiment gained material of Fig. 1；
2, in order to intuitively understand the pattern of embodiment 2-5 gained material, TEM Fig. 2 is obtained,
Fig. 2 a intuitively represents the structure of the pure molybdenum sulfide of embodiment 2, and Fig. 2 b-d is clearly in current embodiment
Molybdenum sulfide cladding situation under 3-5 difference carbon ball amount, optimizes composite construction；
3, by Fig. 2 it is understood that optimized composite construction is embodiment 4 gained material,
In order to further appreciate that its structure, we obtain it by scanning electron microscope and transmission electron microscope
SEM, TEM, HRTEM and choose electronogram, respectively as shown in Fig. 3 a-d, by
It is compound with carbon ball uniformly that Fig. 3 a obtains molybdenum sulfide, and good dispersion, Fig. 3 b obtains carbon ball surface
What molybdenum sulfide thickness was about that 50nm, Fig. 3 c will be apparent from sees layer structure, and interlamellar spacing is about
The electronogram of 0.62nm, Fig. 3 d further illustrates each electricity of embodiment 4 gained material
Sub-diffraction maximum, corresponding with Fig. 1；
4, after the composition structure understanding each embodiment, we are with Shanghai occasion electrochemistry work
Make station CHI660E and detect chemical property, first under sweep speed 20mv/s, unified right
Than the specific capacity size of each embodiment gained material, as shown in Figure 4, this figure explanation complex
Specific capacity higher than carbon ball and the specific capacity of pure molybdenum sulfide, in order to find most preferably in embodiment 3-5
Chemical property, under different surface sweeping speed, calculate the ratio of embodiment 3-5 gained material
Capacity, as it is shown in figure 5, it is the highest to obtain embodiment 4 gained material specific capacity from this figure, thus
Next the chemical property of primary study embodiment 4；
5, from Fig. 6,7 embodiment 4 gained material is respectively obtained at different scanning rates and electric current
CV figure and GCD under density scheme, and Fig. 8 compared for embodiment 2 and embodiment 4 institute simultaneously
Material retention performance of charge and discharge cycles 1000 times under electric current density 1A/g；From three width figures
Obtain embodiment 4 gained material and there is good cycle characteristics and multiplying power property；
6, in order to be further known to embodiment 4 gained material chemical property higher than embodiment 1,
The reason of 2, we detect their impedance, as it is shown in figure 9, have expressed intuitively from this figure
Molybdenum sulfide is significantly less than pure molybdenum sulfide and carbon ball with the impedance of carbon ball.
Claims (7)
1. the composite of a Fructus nephelii topengii shape molybdenum sulfide carbon coated ball, it is characterised in that: institute
The molybdenum sulfide cladding thickness stated is 30～70nm.
2. a preparation method for the composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball, it is special
Levy and be: comprise the following steps:
(1) preparation of carbon ball
Glucose is dissolved in equipped with in the politef reactor of deionized water, then heats
To 160～200 DEG C, sucking filtration after insulation 2～6h, the sample after sucking filtration is placed on 60～70 DEG C
It is dried 10～15h and just obtains the carbon ball of 200～500nm；
(2) preparation of the composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball
Take the dissolving of carbon ball and add Na the most afterwards2MoO4·2H2O magnetic agitation 30～
60min；Thiourea is dissolved in deionized water simultaneously；Then by ultrasonic for two kinds of solvent mixing
Ethanol, magnetic agitation 10～30min is added after 10～30min；Mixed solvent is transferred to instead
Answer in still, be heated to 200 DEG C of reactions 15～24h；After reaction terminates, washing is centrifugal, will be from
Sample lyophilization 15～24h after the heart；Finally by dried sample, it is placed in tube furnace
At 450～750 DEG C of high annealings 50～250min.
The composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball the most according to claim 2
Preparation method, it is characterised in that: in step (1), the preparation process of carbon ball is as follows: by Portugal
Grape sugar is dissolved in equipped with in the politef reactor of deionized water, is then warmed to 180 DEG C,
Sucking filtration after insulation 4h, is placed on the sample after sucking filtration 65 DEG C of dry 12h and just obtains 200～500
The carbon ball of nm.
The composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball the most according to claim 2
Preparation method, it is characterised in that: Fructus nephelii topengii shape molybdenum sulfide carbon coated ball in step (2)
The preparation process of composite is as follows: takes the dissolving of carbon ball and adds the most afterwards
Na2MoO4·2H2O magnetic agitation 50min；Thiourea is dissolved in deionized water simultaneously；So
After two kinds of solvents are mixed ultrasonic 20min after add ethanol, magnetic agitation 20min；Will mixing
Solvent is transferred in the reactor of 100ml, is heated to 200 DEG C of reaction 20h；After reaction terminates,
Washing is centrifugal, the sample lyophilization 20h after being centrifuged；Finally by dried sample, put
At 750 DEG C of high annealing 150min in tube furnace.
The composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball the most according to claim 2
Preparation method, it is characterised in that: carbon ball, Na in step (2)2MoO4·2H2O, thiourea
Mass ratio be: (1～3): (30～40): 60.
The composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball the most according to claim 2
Preparation method, it is characterised in that: sample heating rate in tube furnace in step (2)
It is 3～15 DEG C/min.
7. an application for the composite of Fructus nephelii topengii shape molybdenum sulfide carbon coated ball, its feature exists
In: can be used in preparing capacitor anode material, concrete preparation process is as follows: according to mass ratio
Composite for Fructus nephelii topengii shape molybdenum sulfide carbon coated ball: white carbon black: PTFE=(80～90):
(5～15): (5～15), mix, simultaneously with adding ethanol solution, to be mixed
After thing becomes starchiness, it is evenly coated in the nickel foam of 1cm × 1cm, the matter being coated in nickel foam
Amount is 1～3mg, is then dried 3～5h at 55～65 DEG C in vacuum drying oven.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093709A (en) * | 2017-03-31 | 2017-08-25 | 同济大学 | A kind of porous carbon ball loads the preparation method of sulfide composite |
| CN107221641A (en) * | 2017-06-26 | 2017-09-29 | 浙江工业大学 | A kind of lignin is the MoS of carbon source2The preparation method of@C combination electrode materials |
| CN107298442A (en) * | 2017-07-15 | 2017-10-27 | 中国海洋大学 | A kind of biomass carbon/molybdenum disulfide nano-composite material and preparation method thereof |
| CN108017047A (en) * | 2017-11-23 | 2018-05-11 | 江苏大学 | One hollow mesoporous carbon spheres nano material of species rambutan type azepine and preparation method thereof |
| CN108281625A (en) * | 2018-01-03 | 2018-07-13 | 兰州理工大学 | A kind of nanometer of compound nucleocapsid of stannic disulfide/carbosphere and preparation method thereof |
| CN108417789A (en) * | 2018-01-30 | 2018-08-17 | 合肥国轩高科动力能源有限公司 | A kind of MoS for negative electrode of lithium ion battery2/ C microballoon composite material and preparation methods |
| CN108493409A (en) * | 2018-03-12 | 2018-09-04 | 安徽大学 | A kind of preparation method of nitrogen-doped carbon cladding flower-like nanometer molybdenum disulfide |
| CN108987688A (en) * | 2018-06-22 | 2018-12-11 | 清华大学深圳研究生院 | A kind of C-base composte material, preparation method and sodium-ion battery |
| CN117613264A (en) * | 2024-01-23 | 2024-02-27 | 吉林嘉能钠电科技有限责任公司 | Molybdenum sulfide composite carbon sphere and preparation method and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093709A (en) * | 2017-03-31 | 2017-08-25 | 同济大学 | A kind of porous carbon ball loads the preparation method of sulfide composite |
| CN107093709B (en) * | 2017-03-31 | 2020-06-26 | 同济大学 | Preparation method of porous carbon sphere loaded sulfide composite material |
| CN107221641B (en) * | 2017-06-26 | 2019-12-03 | 浙江工业大学 | A kind of lignin is the MoS of carbon source2The preparation method of@C combination electrode material |
| CN107221641A (en) * | 2017-06-26 | 2017-09-29 | 浙江工业大学 | A kind of lignin is the MoS of carbon source2The preparation method of@C combination electrode materials |
| CN107298442A (en) * | 2017-07-15 | 2017-10-27 | 中国海洋大学 | A kind of biomass carbon/molybdenum disulfide nano-composite material and preparation method thereof |
| CN108017047A (en) * | 2017-11-23 | 2018-05-11 | 江苏大学 | One hollow mesoporous carbon spheres nano material of species rambutan type azepine and preparation method thereof |
| CN108281625A (en) * | 2018-01-03 | 2018-07-13 | 兰州理工大学 | A kind of nanometer of compound nucleocapsid of stannic disulfide/carbosphere and preparation method thereof |
| CN108417789A (en) * | 2018-01-30 | 2018-08-17 | 合肥国轩高科动力能源有限公司 | A kind of MoS for negative electrode of lithium ion battery2/ C microballoon composite material and preparation methods |
| CN108493409A (en) * | 2018-03-12 | 2018-09-04 | 安徽大学 | A kind of preparation method of nitrogen-doped carbon cladding flower-like nanometer molybdenum disulfide |
| CN108987688A (en) * | 2018-06-22 | 2018-12-11 | 清华大学深圳研究生院 | A kind of C-base composte material, preparation method and sodium-ion battery |
| CN108987688B (en) * | 2018-06-22 | 2020-09-15 | 清华大学深圳研究生院 | Carbon-based composite material, preparation method and sodium ion battery |
| CN117613264A (en) * | 2024-01-23 | 2024-02-27 | 吉林嘉能钠电科技有限责任公司 | Molybdenum sulfide composite carbon sphere and preparation method and application thereof |
| CN117613264B (en) * | 2024-01-23 | 2024-04-05 | 吉林嘉能钠电科技有限责任公司 | Molybdenum sulfide composite carbon sphere and preparation method and application thereof |
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