CN105609766A - Ni-doped SnS2 sodium ion battery negative electrode material and preparation method therefor - Google Patents
Ni-doped SnS2 sodium ion battery negative electrode material and preparation method therefor Download PDFInfo
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- CN105609766A CN105609766A CN201610049652.3A CN201610049652A CN105609766A CN 105609766 A CN105609766 A CN 105609766A CN 201610049652 A CN201610049652 A CN 201610049652A CN 105609766 A CN105609766 A CN 105609766A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 29
- 229910001415 sodium ion Inorganic materials 0.000 title abstract description 20
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 title abstract description 17
- 239000007773 negative electrode material Substances 0.000 title abstract 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 85
- 239000000243 solution Substances 0.000 claims abstract description 35
- 239000008367 deionised water Substances 0.000 claims abstract description 20
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 19
- 238000001027 hydrothermal synthesis Methods 0.000 claims abstract description 16
- 239000011259 mixed solution Substances 0.000 claims abstract description 14
- 238000005406 washing Methods 0.000 claims abstract description 12
- 238000007710 freezing Methods 0.000 claims abstract description 9
- 230000008014 freezing Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 239000010405 anode material Substances 0.000 claims description 33
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 31
- 229910001416 lithium ion Inorganic materials 0.000 claims description 31
- 239000006260 foam Substances 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 14
- 239000002135 nanosheet Substances 0.000 claims description 11
- 238000013019 agitation Methods 0.000 claims description 9
- 238000012856 packing Methods 0.000 claims description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 7
- 229910021627 Tin(IV) chloride Inorganic materials 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 7
- 239000008240 homogeneous mixture Substances 0.000 claims description 7
- 230000035484 reaction time Effects 0.000 claims description 7
- 230000004044 response Effects 0.000 claims description 7
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 6
- 238000001291 vacuum drying Methods 0.000 claims description 6
- 238000009736 wetting Methods 0.000 claims description 6
- 238000004108 freeze drying Methods 0.000 claims description 3
- 239000002243 precursor Substances 0.000 abstract 3
- 238000001035 drying Methods 0.000 abstract 1
- KHMOASUYFVRATF-UHFFFAOYSA-J tin(4+);tetrachloride;pentahydrate Chemical compound O.O.O.O.O.Cl[Sn](Cl)(Cl)Cl KHMOASUYFVRATF-UHFFFAOYSA-J 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000004087 circulation Effects 0.000 description 2
- 238000009830 intercalation Methods 0.000 description 2
- 230000002687 intercalation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001432 tin ion Inorganic materials 0.000 description 2
- OKIIEJOIXGHUKX-UHFFFAOYSA-L Cadmium iodide Inorganic materials [Cd+2].[I-].[I-] OKIIEJOIXGHUKX-UHFFFAOYSA-L 0.000 description 1
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 238000005411 Van der Waals force Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/581—Chalcogenides or intercalation compounds thereof
- H01M4/5815—Sulfides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
-
- 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
- Y02E60/10—Energy storage using batteries
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses an Ni-doped SnS2 sodium ion battery negative electrode material and a preparation method therefor. The preparation method comprises the steps of 1), dissolving SnCl4.5H2O and NaS.9H2O into equivalent deionized water, wherein the element mol ratio of nSn:nS is (1.0-2.5):(2.0-4.3); 2), mixing the two kinds of solution prepared in the step 1) and adding nickel to the mixed solution; 3), putting the mixed solution obtained in the step 2) to a homogeneous hydrothermal reaction kettle and sealing, performing homogeneous hydrothermal reaction until the reaction is finished; and 4), after the reaction the finished, taking out a precursor; washing and obtaining a yellowish-brown precursor, and then freezing and drying the precursor to obtain the Ni-doped SnS2 sodium ion battery negative electrode material. The preparation method provided by the invention has the features of low preparation cost, simple operation and short preparation period; and when the nanosheet-shaped SnS2 sodium ion battery negative electrode material is applied to a sodium ion battery negative electrode, the sodium ion battery negative electrode shows an excellent charge-discharge rate performance.
Description
Technical field
The present invention relates to sodium-ion battery technical field, particularly a kind of anode material of lithium-ion battery and preparation method thereof.
Background technology
Sodium-ion battery is a kind of model electrochemical power supply, have that raw material resources is abundant, cost is lower, specific capacity and efficiency higherEtc. advantage, comparatively meet the requirement of scale stored energy application, make at the extensive regenerative resource grid integration ability of lifting, raising electric energyThere is application potential by efficiency and quality of power supply aspect, simultaneously because its specific capacity is high, quality is light, the life-span is long and without memory etc. showsWork advantage, also has a wide range of applications in fields such as Aero-Space, hybrid-electric car and portable electric appts. At this back of the bodyUnder scape, sodium-ion battery causes the extensive concern in worldwide in recent years, and critical material and correlation technique progress are rapid.But lithium ion relatively, sodium ion has larger ionic radius (0.102nmvs.0.076nmofLi), and this makes to findSuitable embedding sodium material tool acquires a certain degree of difficulty.
Summary of the invention
The object of the present invention is to provide a kind of Ni doping SnS2Anode material of lithium-ion battery and preparation method thereof, its preparation costLow, simple to operate, manufacturing cycle is short, the Ni of acquisition doping SnS2Anode material of lithium-ion battery excellent performance.
To achieve these goals, the present invention adopts following technical scheme:
A kind of Ni doping SnS2The preparation method of anode material of lithium-ion battery, comprises the following steps:
1) by SnCl4·5H2O and NaS9H2O is dissolved in equivalent deionized water, is mixed with respectively solution A and solution B, solutionA and solution B are pressed element mol ratio nSn:nS＝(1.0～2.5):(2.0～4.3)；
2) under magnetic agitation effect, B solution is dropwise added in A solution, continue to stir into homogeneous mixture solotion C, at magnetic forceUnder stirring action, press element mol ratio mSn:mNi=(16～25): nickel is added mixed solution C by 1;
3) mixed solution C is put into the sealing of homogeneous phase hydrothermal reaction kettle, homogeneous phase hydro-thermal reaction is to finishing;
4) after question response finishes, take out presoma, washing obtains yellowish-brown presoma, and then freeze drying obtains Ni doping SnS2Anode material of lithium-ion battery.
Further, step 1) in, in solution A, the concentration of Sn is 0.5～1.2mol/L.
Further, step 2) in the nickel that adds be nickel foam, magnetic agitation is to nickel foam complete wetting.
Further, step 3) in packing ratio be controlled at 40%～60%, answer temperature to be controlled at 100～200 DEG C, the reaction time is controlledAt 8～20h.
Further, step 4) middle washing is specially employing deionized water and absolute ethyl alcohol is distinguished centrifuge washing 2～3 times; Freezing dryDry being specially: by prepared presoma at the subzero 50-60 of refrigerating chamber of freeze drier DEG C freezing 4-5h, then in vacuum dryingDry 10-12h under the room temperature of chamber.
Further, Ni doping SnS2Anode material of lithium-ion battery is the nano-sheet structure of particle assembling.
Further, Ni doping SnS2Anode material of lithium-ion battery is under the current density of 100mA/g, and it is discharge capacity firstCan reach 1493mAh/g, circulate after 50 times, Capacitance reserve is at 460mAh/g.
Further, specifically comprise the following steps:
1) by SnCl4·5H2O is dissolved in deionized water, is mixed with the solution A that Sn concentration is 0.5mol/L, according to element moleCompare nSn:nS=1.0:2.0 is by NaS9H2O is dissolved in equivalent deionized water and is mixed with solution B;
2) under magnetic agitation effect, B solution is dropwise added in A solution, continue to stir into homogeneous mixture solotion C, at magnetic forceUnder stirring action, press element mol ratio mSn:mNi=16:1 adds in mixed solution C nickel foam until nickel foam complete wetting;
3) mixed solution C is put into the sealing of homogeneous phase hydrothermal reaction kettle, packing ratio is controlled at 40%, puts into homogeneous phase hydro-thermal reaction instrument,Reaction temperature is controlled at 100 DEG C, and the reaction time is controlled at 8h;
4) after question response finishes, take out presoma, distinguish centrifuge washing 2 times through deionized water and absolute ethyl alcohol, obtain yellowish-brownPresoma, the subzero 50 DEG C of freezing 5h of refrigerating chamber by prepared presoma at freeze drier, then in vacuum drying cabinet room temperatureDry 10h obtains Ni doping SnS down2Anode material of lithium-ion battery.
A kind of Ni doping SnS2The prepared Ni doping SnS of preparation method of anode material of lithium-ion battery2Sodium-ion battery negative poleMaterial.
With respect to prior art, the present invention has following beneficial effect:
The inventive method preparation cost is low, simple to operate, manufacturing cycle is short, prepared Ni doping SnS2Sodium-ion battery negative poleMaterial is the nano-sheet structure of particle assembling, and particle size is about several nanometers, and its preparation cost is low, charge-discharge performance is excellent,Under the current density of 100mA/g, its first discharge capacity can reach 775.28mAhg-1, circulating after 50 times, Capacitance reserve exists460mAh/g has higher capability retention (after 3 circulations, coulomb efficiency approaches 99%) under high current density.
Brief description of the drawings
Fig. 1 is the prepared Ni doping of the embodiment of the present invention 1 SnS2The XRD figure of nano-sheet sodium-ion battery anode material.
Fig. 2 is the prepared Ni doping of the embodiment of the present invention 1 SnS2The SEM figure of nano-sheet sodium-ion battery anode material.
Fig. 3 is the prepared Ni doping of the embodiment of the present invention 1 SnS2The cycle performance of nano-sheet sodium-ion battery anode materialFigure.
Detailed description of the invention
Embodiment 1
A kind of Ni doping SnS2The preparation side of anode material of lithium-ion battery, comprises the following steps:
1) by SnCl4·5H2O is dissolved in deionized water, is mixed with the solution A that Sn concentration is 0.5mol/L, according to element moleCompare nSn:nS=1.0:2.0 is by NaS9H2O is dissolved in equivalent deionized water and is mixed with solution B;
2) under magnetic agitation effect, B solution is dropwise added in A solution, continue to stir into homogeneous mixture solotion C, at magnetic forceUnder stirring action, press element mol ratio mSn:mNi=16:1 adds in mixed solution C nickel foam (Ni) until nickel foam is moistened completelyWet;
3) mixed solution C is put into the sealing of homogeneous phase hydrothermal reaction kettle, packing ratio is controlled at 40%, puts into homogeneous phase hydro-thermal reaction instrument,Reaction temperature is controlled at 100 DEG C, and the reaction time is controlled at 8h;
4) after question response finishes, take out presoma, distinguish centrifuge washing 2 times through deionized water and absolute ethyl alcohol, obtain yellowish-brownPresoma, the subzero 50 DEG C of freezing 5h of refrigerating chamber by prepared presoma at freeze drier, then in vacuum drying cabinet room temperatureDry 10h obtains Ni doping SnS down2Anode material of lithium-ion battery.
Ni doping SnS prepared by the present invention2Anode material of lithium-ion battery is the nano-sheet structure of particle assembling, and particle size approximatelyFor several nanometers. Fig. 1 is the prepared Ni doping of the embodiment of the present invention 1 SnS2Nano-sheet sodium-ion battery anode materialXRD figure; As can be seen from the figure prepared sample has stronger crystallinity. Fig. 2 is the prepared Ni doping of the inventive example 1SnS2The cycle performance figure of nano-sheet sodium-ion battery anode material. As can be seen from the figure prepared Ni doping SnS2Nano-sheet sodium-ion battery anode material is at 100mAhg-1Under current density, discharge capacity is 775.28mAhg first-1，3After inferior circulation, coulomb efficiency approaches 99%.
Embodiment 2
A kind of Ni doping SnS2The preparation side of anode material of lithium-ion battery, comprises the following steps:
1) by SnCl4·5H2O is dissolved in deionized water, is mixed with the solution A that Sn concentration is 0.8mol/L, according to element moleCompare nSn:nS=1.9:4.3 is by NaS9H2O is dissolved in equivalent deionized water and is mixed with solution B;
2) under magnetic agitation effect, B solution is dropwise added in A solution, continue to stir into homogeneous mixture solotion C, at magnetic forceUnder stirring action, press mSn:mNi=25:1 adds in mixed solution C nickel foam (Ni) until nickel foam complete wetting;
3) C solution is put into the sealing of homogeneous phase hydrothermal reaction kettle, packing ratio is controlled at 50%, puts into homogeneous phase hydro-thermal reaction instrument, reactionTemperature is controlled at 150 DEG C, and the reaction time is controlled at 20h;
4) after question response finishes, take out presoma, distinguish centrifuge washing 3 times through deionized water and absolute ethyl alcohol, obtain yellowish-brownPresoma, the subzero 60 DEG C of freezing 4h of refrigerating chamber by prepared presoma at freeze drier, then in vacuum drying cabinet room temperatureDry 11h obtains Ni doping SnS down2Anode material of lithium-ion battery.
Embodiment 3
A kind of Ni doping SnS2The preparation side of anode material of lithium-ion battery, comprises the following steps:
1) by SnCl4·5H2O is dissolved in deionized water, is mixed with the solution A that Sn concentration is 1.2mol/L, according to element moleCompare nSn:nS=2.5:3.4 is by NaS9H2O is dissolved in equivalent deionized water and is mixed with solution B;
2) under magnetic agitation effect, B solution is dropwise added in A solution, continue to stir into homogeneous mixture solotion C, at magnetic forceUnder stirring action, press mSn:mNi=20:1 adds in mixed solution C nickel foam (Ni) until nickel foam complete wetting;
3) C solution is put into the sealing of homogeneous phase hydrothermal reaction kettle, packing ratio is controlled at 60%, puts into homogeneous phase hydro-thermal reaction instrument, reactionTemperature is controlled at 200 DEG C, and the reaction time is controlled at 16h;
4) after question response finishes, take out presoma, distinguish centrifuge washing 3 times through deionized water and absolute ethyl alcohol, obtain yellowish-brownPresoma, the subzero 60 DEG C of freezing 5h of refrigerating chamber by prepared presoma at freeze drier, then in vacuum drying cabinet room temperatureDry 12h obtains Ni doping SnS down2Anode material of lithium-ion battery.
Stannic disulfide (SnS2) belong to IV: VI family binary compound, a=b=0.365nm, c=0.589nm, has CdI2The layer of typeShape structure. This construction unit is the sandwich structure (S-Sn-S) that adds tin ion in the middle of the sulphion by two-layer hexagonal closs packingComposition, each tin ion has six sulphions to take ABAB hexagonal closs packing to form regular octahedron coordination, Sn around4+Be placed inTwo-layer S2-Between, in layer, be covalent bonds, there is between layers weak Van der Waals force. SnS2This layer structure in depositAt a lot of lattice vacancies, can be used as the host lattice of " intercalation ". This structural superior pliability makes it can serve as substrate,By the insertion of conjugated compound, form the intercalation compound with unique photoelectric property.
Preparation method of the present invention has the advantages that preparation cost is low, simple to operate, manufacturing cycle is short, prepared nano-sheet SnS2Sodium-ion battery nanometer anode material sheet gauge reaches a few to tens of nanometers, purity is high, crystallinity is strong, pattern is even,Be applied to sodium-ion battery negative pole and there is excellent charge-discharge magnification performance.
Claims (9)
1. a Ni doping SnS2The preparation method of anode material of lithium-ion battery, is characterized in that, comprises the following steps:
1) by SnCl4·5H2O and NaS9H2O is dissolved in equivalent deionized water, is mixed with respectively solution A and solution B, solutionA and solution B are pressed element mol ratio nSn:nS＝(1.0～2.5):(2.0～4.3)；
2) under magnetic agitation effect, B solution is dropwise added in A solution, continue to stir into homogeneous mixture solotion C, at magnetic forceUnder stirring action, press element mol ratio mSn:mNi=(16～25): nickel is added mixed solution C by 1;
3) mixed solution C is put into the sealing of homogeneous phase hydrothermal reaction kettle, homogeneous phase hydro-thermal reaction is to finishing;
4) after question response finishes, take out presoma, washing obtains yellowish-brown presoma, and then freeze drying obtains Ni doping SnS2Anode material of lithium-ion battery.
2. a kind of Ni doping SnS according to claim 12The preparation method of anode material of lithium-ion battery, its feature existsIn, step 1) in, in solution A, the concentration of Sn is 0.5～1.2mol/L.
3. a kind of Ni doping SnS according to claim 12The preparation method of anode material of lithium-ion battery, its feature existsIn, step 2) in the nickel that adds be nickel foam, magnetic agitation is to nickel foam complete wetting.
4. a kind of Ni doping SnS according to claim 12The preparation method of anode material of lithium-ion battery, its feature existsIn, step 3) in packing ratio be controlled at 40%～60%, answer temperature to be controlled at 100～200 DEG C, the reaction time is controlled at 8～20h.
5. a kind of Ni doping SnS according to claim 12The preparation method of anode material of lithium-ion battery, its feature existsIn, step 4) middle washing is specially employing deionized water and absolute ethyl alcohol is distinguished centrifuge washing 2～3 times; Freeze drying is specially:Prepared presoma is at the subzero 50-60 of refrigerating chamber of freeze drier DEG C freezing 4-5h, then dry under vacuum drying cabinet room temperatureDry 10-12h.
6. a kind of Ni doping SnS according to claim 12The preparation method of anode material of lithium-ion battery, its feature existsIn, the Ni SnS that adulterates2Anode material of lithium-ion battery is the nano-sheet structure of particle assembling.
7. a kind of Ni doping SnS according to claim 12The preparation method of anode material of lithium-ion battery, its feature existsIn, under the current density of 100mA/g, its first discharge capacity can reach 775.28mAhg-1, circulating after 50 times, capacity is protectedBe held in 460mAh/g.
8. a kind of Ni doping SnS according to claim 12The preparation method of anode material of lithium-ion battery, its feature existsIn, specifically comprise the following steps:
1) by SnCl4·5H2O is dissolved in deionized water, is mixed with the solution A that Sn concentration is 0.5mol/L, according to element moleCompare nSn:nS=1.0:2.0 is by NaS9H2O is dissolved in equivalent deionized water and is mixed with solution B;
2) under magnetic agitation effect, B solution is dropwise added in A solution, continue to stir into homogeneous mixture solotion C, at magnetic forceUnder stirring action, press element mol ratio mSn:mNi=16:1 adds in mixed solution C nickel foam until nickel foam complete wetting;
3) mixed solution C is put into the sealing of homogeneous phase hydrothermal reaction kettle, packing ratio is controlled at 40%, puts into homogeneous phase hydro-thermal reaction instrument,Reaction temperature is controlled at 100 DEG C, and the reaction time is controlled at 8h;
4) after question response finishes, take out presoma, distinguish centrifuge washing 2 times through deionized water and absolute ethyl alcohol, obtain yellowish-brownPresoma, the subzero 50 DEG C of freezing 5h of refrigerating chamber by prepared presoma at freeze drier, then in vacuum drying cabinet room temperatureDry 10h obtains Ni doping SnS down2Anode material of lithium-ion battery.
9. a kind of Ni doping SnS described in any one in claim 1 to 82The preparation method institute of anode material of lithium-ion batteryThe Ni doping SnS of preparation2Anode material of lithium-ion battery.
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| CN109647536A (en) * | 2019-01-14 | 2019-04-19 | 中国科学技术大学 | A kind of artificial gold nanometer sheet, preparation method and the application of the codope of cobalt nickel |
| CN109713255A (en) * | 2018-12-06 | 2019-05-03 | 盐城工学院 | A kind of high-performance two-dimensional metallic element doping SnS2Graphene-S composite material and preparation method and application |
| CN110190266A (en) * | 2019-06-20 | 2019-08-30 | 北京理工大学 | A kind of preparation method of the stannic disulphide nano slice array of metal heteroatom doping as binder free anode material of lithium-ion battery |
| CN113996317A (en) * | 2021-11-08 | 2022-02-01 | 浙江理工大学 | Carbon fiber cloth @ Ni-doped MnSexTe2-xComposite material and preparation method thereof |
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| CN109713255A (en) * | 2018-12-06 | 2019-05-03 | 盐城工学院 | A kind of high-performance two-dimensional metallic element doping SnS2Graphene-S composite material and preparation method and application |
| CN109647536A (en) * | 2019-01-14 | 2019-04-19 | 中国科学技术大学 | A kind of artificial gold nanometer sheet, preparation method and the application of the codope of cobalt nickel |
| CN110190266A (en) * | 2019-06-20 | 2019-08-30 | 北京理工大学 | A kind of preparation method of the stannic disulphide nano slice array of metal heteroatom doping as binder free anode material of lithium-ion battery |
| CN113996317A (en) * | 2021-11-08 | 2022-02-01 | 浙江理工大学 | Carbon fiber cloth @ Ni-doped MnSexTe2-xComposite material and preparation method thereof |
| CN113996317B (en) * | 2021-11-08 | 2024-03-22 | 浙江理工大学 | Carbon fiber cloth @ Ni doped MnSe x Te 2-x Composite material and preparation method thereof |
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