CN109110735A - A kind of Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material and preparation method thereof - Google Patents
A kind of Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material and preparation method thereof Download PDFInfo
- Publication number
- CN109110735A CN109110735A CN201811278270.3A CN201811278270A CN109110735A CN 109110735 A CN109110735 A CN 109110735A CN 201811278270 A CN201811278270 A CN 201811278270A CN 109110735 A CN109110735 A CN 109110735A
- Authority
- CN
- China
- Prior art keywords
- mos
- liberation
- shell structure
- nano
- hydrogen material
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B19/00—Selenium; Tellurium; Compounds thereof
- C01B19/007—Tellurides or selenides of metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/04—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by decomposition of inorganic compounds, e.g. ammonia
- C01B3/042—Decomposition of water
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G39/00—Compounds of molybdenum
- C01G39/06—Sulfides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
-
- 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
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Catalysts (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The invention discloses a kind of Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material and preparation method thereof, which includes Ni3Se2Nano wire and it is coated on Ni3Se2MoS on nano wire2Clad, the Ni3Se2Nano wire includes ethylenediamine, selenium powder, nickel；The MoS2Clad includes sodium molybdate and thioacetamide.Preparation method is two-step hydrothermal route method.The present invention is successfully prepared Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material is improving MoS2While electric conductivity, MoS is considerably increased2Effective ratio area, that is, increase MoS2Effective active catalytic site quantity, and then significantly improve MoS2Electro-catalysis hydrogen production efficiency.And preparation method is simple, it is easy to industrialized production.
Description
Technical field
The present invention relates to technical field of nanometer material preparation more particularly to a kind of Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen
Material and preparation method thereof.
Background technique
Currently, the mankind are serious to the dependence of fossil energy, increasingly severe eco-environmental pressure is had resulted in.Cause
This, development is cleaned, the alternative energy source of reproducible fossil fuel becomes very urgent problem.Hydrogen have energy density it is high,
From a wealth of sources, the advantages that combustion product is pollution-free, it is considered to be the following most potential alternative energy source.
Water electrolysis hydrogen production is the green effective way for preparing hydrogen, is had a good application prospect.And efficient electrolysis is catalyzed
The exploitation of material is the key that water electrolysis hydrogen production moves towards practical application.Catalytic effect most preferably noble metal catalyst at present, but
It is that its high cost limits its extensive use.Therefore exploitation novel low-cost high-efficiency catalyst becomes the research heat of electro-catalysis hydrogen manufacturing
Point.
In numerous elctro-catalysts, the MoS with layer structure2With excellent stability and higher catalytic efficiency,
It is the more important electrocatalytic hydrogen evolution material of Recent study.However, its low conductivity and low effective catalysis specific surface area (rise
The predominantly stratiform MoS of catalytic action2Marginal position) become restrict catalytic efficiency improve main problem.
Summary of the invention
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a kind of Ni3Se2/MoS2Core-shell structure is received
Rice liberation of hydrogen material and preparation method thereof, Ni3Se2With good electric conductivity and catalytic efficiency, prepare has tree on conductive substrates
The Ni of dendritic morphology3Se2Nano wire, then in the Ni of dendritic structure3Se2MoS is prepared on nano wire2Shell forms Ni3Se2/
MoS2Core-shell structure is improving MoS2While electric conductivity, MoS is considerably increased2Effective ratio area, that is, increase MoS2
Effective active catalytic site quantity, and then significantly improve MoS2Electro-catalysis hydrogen production efficiency.And preparation method is simple, is easy to work
Industry metaplasia produces.
In order to achieve the above objectives, the present invention is resolved using following technical scheme.
(1) a kind of Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material, including Ni3Se2Nano wire and it is coated on Ni3Se2
MoS on nano wire2Clad；Wherein, the Ni3Se2Nano wire includes ethylenediamine, selenium powder and nickel；The MoS2Clad packet
Containing sodium molybdate and thioacetamide.
Preferably, the Ni3Se2Nano wire includes ethylenediamine 1-20 parts, 0.1-0.6 parts of selenium powder and 5-50 parts of nickel；It is described
MoS2Clad includes sodium molybdate 0.002-0.01 parts and thioacetamide 0.01-0.08 parts.
Preferably, the nickel is nickel powder or nickel foam.
Preferably, the Ni3Se2Nano wire is in dendritic structure.
Preferably, the Ni3Se2The diameter of nano wire is 20-60nm.
Preferably, the MoS2Coating thickness is 30-35nm.
(2) a kind of Ni3Se2/MoS2The preparation method of nuclear shell structure nano liberation of hydrogen material, comprising the following steps:
Step 1, ethylenediamine solution and selenium powder aqueous solution are prepared respectively, and mixing obtains mixed once solution, nickel is added primary
Mixed solution, heating reaction, obtains Ni3Se2Nano wire；
Step 2, sodium molybdate aqueous solution and thioacetyl amine aqueous solution are prepared respectively, and mixing obtains secondary mixed solution；By institute
State Ni3Se2Secondary mixed solution is added in nano wire, and heating reaction obtains Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material.
Preferably, the Ni3Se2Nanowire growth is on substrate.
It is further preferred that the substrate is foam metal, carbon cloth or carbon fiber paper.
It is further preferred that the foam metal is nickel foam, foam copper or titanium foam.
Preferably, in step 1, the temperature of the heating reaction is 100-200 DEG C, and the time for heating reaction is 0.5-5h.
Preferably, in step 2, the temperature of the heating reaction is 150-250 DEG C, and the time for heating reaction is 5-30h.
Preferably, the substrate growth Ni3Se2It is pre-processed before nano wire.
It is further preferred that the pretreatment is substrate is successively carried out pickling, acetone cleaning, dehydrated alcohol is cleaned by ultrasonic
And drying.
Preferably, the Ni3Se2Nanowire growth MoS2Successively carry out acetone soak before clad, soaked in absolute ethyl alcohol and
Deionized water is impregnated.
Preferably, the pickling uses dilute hydrochloric acid, dilute sulfuric acid or dust technology.
Preferably, the time of the pickling is 5-10min.
Preferably, the time of the acetone cleaning and dehydrated alcohol ultrasonic cleaning is respectively 5-15min.
Preferably, the time of the acetone soak is 5-15min, and the time of soaked in absolute ethyl alcohol is 5-15min, deionization
The time that water impregnates is 5-15min.
Compared with prior art, the invention has the benefit that utilizing Ni3Se2With good electric conductivity and catalysis effect
Rate prepares the Ni with dendritic structure on conductive substrates3Se2Nano wire, then in the Ni of dendritic structure3Se2Nano wire
Upper preparation MoS2Shell forms Ni3Se2/MoS2Core-shell structure is improving MoS2While electric conductivity, MoS is considerably increased2's
Effective ratio area increases MoS2Effective active catalytic site quantity, Ni in addition3Se2Nano wire itself is well led
Electrical property and catalytic efficiency can significantly improve MoS2Electro-catalysis hydrogen production efficiency；And preparation method is simple, raw material is cheap and easily-available,
It is easy to industrialized production, hydrogen energy source, which is prepared, for electrolytic catalysis water provides effective realization means.
Detailed description of the invention
Fig. 1 is that the embodiment of the present invention 1 prepares resulting Ni3Se2The stereoscan photograph of nano wire.
Fig. 2 is that the embodiment of the present invention 1 prepares resulting Ni3Se2/MoS2The scanning electron microscope of nuclear shell structure nano liberation of hydrogen material
Photo.
Fig. 3 is that the embodiment of the present invention 1 prepares resulting Ni3Se2/MoS2The XRD spectrum of nuclear shell structure nano liberation of hydrogen material.
Fig. 4 is the polarization curve of 1 preparation process products obtained therefrom catalytic hydrogen evolution of embodiment of the present invention reaction.
Fig. 5 is the Tafel slope obtained by Fig. 4 the Fitting Calculation.
Specific embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will
It will be appreciated that the following example is merely to illustrate the present invention, and it is not construed as limiting the scope of the invention.
In order to further illustrate the present invention, with reference to embodiments to a kind of Ni provided by the invention3Se2/MoS2Nucleocapsid knot
Structure nanometer liberation of hydrogen material and preparation method thereof is described in detail.
Embodiment 1
Step 1, nickel foam substrate is immersed into 5min in the hydrochloric acid solution that mass fraction is 5% and carries out pickling, then successively put
Enter and carry out ultrasonic cleaning 10min in acetone and dehydrated alcohol respectively, be then placed in drying box, 60 DEG C of dry 2h are obtained and served as a contrast for use
Bottom；It prepares 10mol/L ethylenediamine solution respectively and 0.3mol/L selenium powder aqueous solution obtains after the two is mixed with volume ratio 1:1
Stand-by substrate is put into mixed once solution by mixed once solution, and heating reaction, setting reaction are carried out in autoclave
Temperature is 180 DEG C, and reaction time 3h cools to room temperature with the furnace after reaction, obtains Ni3Se2Nano wire first product；By Ni3Se2
Nano wire first product successively carries out acetone soak 10min, soaked in absolute ethyl alcohol 10min, and deionized water impregnates 10min, obtains Ni3Se2It receives
Rice noodles；
Step 2, both 0.006mol/L sodium molybdate solution and 0.04mol/L thioacetyl amine aqueous solution are prepared respectively with body
Product is mixed than 1:1, mixed solution three times is obtained, by step 1 gained Ni3Se2Nano wire is put into mixed solution three times, in height
Heating reaction is carried out in pressure reaction kettle, sets reaction temperature as 200 DEG C, reaction time 20h is cooled to the furnace after reaction
Room temperature obtains Ni3Se2/MoS2Core-shell structured nanomaterials first product；By Ni3Se2/MoS2Core-shell structured nanomaterials first product carries out third
Ketone impregnates 10min, soaked in absolute ethyl alcohol 10min, deionized water soaking and washing 10min, then the dry 10h at 60 DEG C, obtains
Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material.
Embodiment 2
Step 1, carbon fiber paper substrate is immersed into 5min in the hydrochloric acid solution that mass fraction is 5% and carries out pickling, then successively
It is put into acetone and dehydrated alcohol and carries out ultrasonic cleaning time 10min respectively, be then placed in drying box, 60 DEG C of dry 2h are obtained
Stand-by substrate；It prepares 2mol/L ethylenediamine solution respectively and 0.1mol/L selenium powder aqueous solution, the two is mixed with volume ratio 1:1
It closes, obtains mixed once solution；Nickel powder is added with the amount of 15g/L into mixed once solution, obtains secondary mixed solution；It will serve as a contrast for use
Bottom is put into secondary mixed solution, and heating reaction is carried out in autoclave, sets reaction temperature as 100 DEG C, the reaction time
For 5h, furnace cooling after reaction obtains Ni3Se2Nano wire first product；By Ni3Se2Nano wire first product successively carries out acetone soak
15min, soaked in absolute ethyl alcohol 15min, deionized water impregnate 15min, obtain Ni3Se2Nano wire；
Step 2, both 0.002mol/L sodium molybdate solution and 0.02mol/L thioacetyl amine aqueous solution are prepared respectively with body
Product is mixed than 1:1, mixed solution three times is obtained, by step 1 gained Ni3Se2Nano wire is put into mixed solution three times, in height
Heating reaction is carried out in pressure reaction kettle, sets reaction temperature as 150 DEG C, reaction time 30h, furnace cooling after reaction,
Obtain Ni3Se2/MoS2Core-shell structured nanomaterials first product；By Ni3Se2/MoS2Core-shell structured nanomaterials first product carries out acetone soak
15min, soaked in absolute ethyl alcohol 15min, deionized water soaking and washing 15min, then the dry 12h at 50 DEG C, obtain Ni3Se2/MoS2
Nuclear shell structure nano liberation of hydrogen material.
Embodiment 3
Step 1, nickel foam substrate is immersed into 5min in the hydrochloric acid solution that mass fraction is 5% and carries out pickling, then successively put
Enter and carry out ultrasonic cleaning 10min in acetone and dehydrated alcohol respectively, be then placed in drying box, 60 DEG C of dry 2h are obtained and served as a contrast for use
Bottom；It prepares 15mol/L ethylenediamine solution respectively and 0.5mol/L selenium powder aqueous solution, the two is mixed with volume ratio 1:1, obtain one
Secondary mixed solution；Stand-by substrate is put into above-mentioned mixed once solution, heating reaction is carried out in autoclave, setting is anti-
Answering temperature is 200 DEG C, reaction time 1h, and furnace cooling after reaction obtains Ni3Se2Nano wire first product；By Ni3Se2Nanometer
Line first product successively carries out acetone soak 5min, soaked in absolute ethyl alcohol 5min, and deionized water impregnates 5min, obtains Ni3Se2Nano wire；
Step 2, both 0.01mol/L sodium molybdate solution and 0.08mol/L thioacetyl amine aqueous solution are prepared respectively with body
Product is mixed than 1:1, mixed solution three times is obtained, by step 1 gained Ni3Se2Nano wire is put into mixed solution three times, in height
Heating reaction is carried out in pressure reaction kettle, sets reaction temperature as 250 DEG C, reaction time 10h, furnace cooling after reaction,
Obtain Ni3Se2/MoS2Core-shell structured nanomaterials first product；By Ni3Se2/MoS2Core-shell structured nanomaterials first product carries out acetone soak
15min, soaked in absolute ethyl alcohol 15min, deionized water soaking and washing 15min, then the dry 5h at 80 DEG C, obtain Ni3Se2/MoS2Core
Shell structural nano liberation of hydrogen material.
Ni obtained in preparation process to embodiment 13Se2Nano wire and Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material
Material is scanned Electronic Speculum test respectively, as a result as depicted in figs. 1 and 2, as seen from the figure, gained Ni3Se2Nano wire is densification
Dendritic structure, nanowire diameter is about 40-50nm, gained Ni3Se2/MoS2MoS in nuclear shell structure nano liberation of hydrogen material2?
It is even to be coated on Ni3Se2On nano wire, clad dense uniform, thickness is about 30nm.
XRD test is carried out to 1 resulting product of embodiment, as a result as shown in figure 3, it can be seen from the figure that institute of the present invention
It obtains in product other than the strong peak-to-peak signal of nickel substrate, there is also Ni3Se2And MoS2Diffraction maximum, illustrate products of the present invention
Principal crystalline phase is Ni3Se2And MoS2。
Catalytic activity for hydrogen evolution test is carried out to products obtained therefrom in embodiment 1, the specific method is as follows:
The test of evolving hydrogen reaction catalytic activity is carried out in 1mol/l KOH electrolyte solution, is utilized at room temperature
(Autolab PGSTAT 128N) electrochemical workstation measures.Measurement working electrode is 1 products obtained therefrom of embodiment, measurement
Area is 1cm2, mercuric oxide electrode and carbon electrode are respectively used to reference electrode and to electrode.Before electrochemical measurement, argon is used
Gas bell method degasification 30min, polarization curve by room temperature from -0.8V to -1.8V (relative to saturated calomel electrode) with
The sweep speed of 5mV/s measures, and obtained polarization curve is as shown in figure 4, Fig. 5 is that the polarization curve in Fig. 4 is used tower
Fei Er equation is fitted rear resulting Tafel slope curve, and in Fig. 4 and Fig. 5, a is pure foam nickel, b MoS2Film layer, c are
MoS2/Ni3Se2Compound Electrocatalytic Activity for Hydrogen Evolution Reaction agent.
From fig. 4, it can be seen that Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material is 100mA cm in current density-2When mistake
Current potential is down to 190mV, and as shown in Figure 5, the Tafel slope of pure foam nickel is 130.39mV dec-1, Ni3Se2The tower of nano wire
Fei Er slope is 125.73mV dec-1, Ni3Se2/MoS2The Tafel slope of nuclear shell structure nano liberation of hydrogen material is 64.14mV
dec-1, the results showed that, present invention gained Ni3Se2/MoS2The catalytic hydrogen evolution performance of nuclear shell structure nano liberation of hydrogen material is compared
Ni3Se2Nano wire and simple substance MoS2It is obviously improved, compared to the compound liberation of hydrogen material of current mainstream, electro-catalysis analysis
Hydrogen better performances have huge application value.
Ni prepared by the present invention3Se2/MoS2Ni in nuclear shell structure nano liberation of hydrogen material3Se2Nanowire size is 20-60nm,
MoS2Coating thickness is 30-35nm, and products obtained therefrom of the present invention is made to have apparent nanometer size effect, and MoS2It is grown on
Ni3Se2On nano wire, MoS can be greatly increased2Effective catalytic site, greatly improve the catalytic performance of product, and product
Core-shell structure both can make to act synergistically, and then improve the electrocatalysis characteristic of product.
In conclusion the present invention is to pass through Ni3Se2(core) and MoS2(shell) composition composite material of core-shell structure, by
Growth diameter is the Ni of 20-40nm in conductive substrates3Se2Nano wire, to increase MoS2Specific surface area, there is composite material
More active sites, to have better electrocatalysis characteristic；Furthermore the MoS of the method for the present invention preparation2Clad
With a thickness of 30-35nm, make Ni obtained by the present invention3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material is microcosmic upper with bigger ratio
Surface area, the compound composite material for making preparation of the two obtains good microstructure, to have excellent electrocatalysis
Energy.It is mutually characterized by object it is found that products obtained therefrom principal crystalline phase of the present invention is Ni3Se2And MoS2.By electrochemical property test it is found that
Products obtained therefrom of the present invention can greatly reduce common MoS2Cathode take-off potential, while there is lesser Tafel slope,
With good electrocatalysis characteristic.
Reagent used in the present invention is commercially available, method used in the present invention, if being conventional side without specified otherwise
Method.
Although the present invention is described in detail with a general description of the specific embodiments in this specification,
But on the basis of the present invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.
Therefore, these modifications or improvements without departing from theon the basis of the spirit of the present invention, belong to claimed model
It encloses.
Claims (10)
1. a kind of Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material, which is characterized in that including Ni3Se2It nano wire and is coated on
Ni3Se2MoS on nano wire2Clad；Wherein, the Ni3Se2Nano wire includes ethylenediamine, selenium powder and nickel；The MoS2Packet
Coating includes sodium molybdate and thioacetamide.
2. Ni according to claim 13Se2/MoS2Nuclear shell structure nano liberation of hydrogen material, which is characterized in that the Ni3Se2
Nano wire includes ethylenediamine 1-20 parts, 0.1-0.6 parts of selenium powder and 5-50 parts of nickel；The MoS2Clad includes sodium molybdate 0.002-
0.01 part and thioacetamide 0.01-0.08 parts.
3. Ni according to claim 13Se2/MoS2Nuclear shell structure nano liberation of hydrogen material, which is characterized in that the nickel is nickel
Powder or nickel foam.
4. Ni according to claim 13Se2/MoS2Nuclear shell structure nano liberation of hydrogen material, which is characterized in that the Ni3Se2
The diameter of nano wire is 20-60nm.
5. Ni according to claim 13Se2/MoS2Nuclear shell structure nano liberation of hydrogen material, which is characterized in that the MoS2Packet
Coating with a thickness of 30-35nm.
6. a kind of Ni3Se2/MoS2The preparation method of nuclear shell structure nano liberation of hydrogen material, which comprises the following steps:
Step 1, ethylenediamine solution and selenium powder aqueous solution are prepared respectively, and mixing obtains mixed once solution, mixed once is added in nickel
Solution, heating reaction, obtains Ni3Se2Nano wire；
Step 2, sodium molybdate aqueous solution and thioacetyl amine aqueous solution are prepared respectively, and mixing obtains secondary mixed solution；It will be described
Ni3Se2Secondary mixed solution is added in nano wire, and heating reaction obtains Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material.
7. Ni according to claim 63Se2/MoS2The preparation method of nuclear shell structure nano liberation of hydrogen material, which is characterized in that
The Ni3Se2Nanowire growth is on substrate.
8. Ni according to claim 73Se2/MoS2The preparation method of nuclear shell structure nano liberation of hydrogen material, which is characterized in that
The substrate is foam metal, carbon cloth or carbon fiber paper.
9. Ni according to claim 63Se2/MoS2The preparation method of nuclear shell structure nano liberation of hydrogen material, which is characterized in that
In step 1, the temperature of the heating reaction is 100-200 DEG C, and the time for heating reaction is 0.5-5h.
10. Ni according to claim 63Se2/MoS2The preparation method of nuclear shell structure nano liberation of hydrogen material, feature exist
In in step 2, the temperature of the heating reaction is 150-250 DEG C, and the time for heating reaction is 5-30h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811278270.3A CN109110735A (en) | 2018-10-30 | 2018-10-30 | A kind of Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811278270.3A CN109110735A (en) | 2018-10-30 | 2018-10-30 | A kind of Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109110735A true CN109110735A (en) | 2019-01-01 |
Family
ID=64854342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811278270.3A Pending CN109110735A (en) | 2018-10-30 | 2018-10-30 | A kind of Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109110735A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111311A (en) * | 2013-02-20 | 2013-05-22 | 中国科学技术大学 | Composite nano material and preparation method thereof |
| CN105463566A (en) * | 2015-11-25 | 2016-04-06 | 中国科学技术大学 | Liquid phase method for epitaxial growth of MoSe2-XnSem heterogeneous nano structures |
| CN105483751A (en) * | 2015-12-08 | 2016-04-13 | 天津市大陆制氢设备有限公司 | Efficient Ni-S-Mo hydrogen evolution electrode and preparation method thereof |
| CN105688945A (en) * | 2016-03-22 | 2016-06-22 | 福州大学 | Composite photo-catalyst with molybdenum disulfide (MoS2) nanosheet/cadmium sulfide (CdS) nanowire core-shell structure |
| KR20170042157A (en) * | 2015-10-08 | 2017-04-18 | 한국과학기술원 | Two-dimensional layred metal sulfide anchored to hollow carbon nanofibers as hydrogen evolution reaction catalysts and manufacturing method thereof |
-
2018
- 2018-10-30 CN CN201811278270.3A patent/CN109110735A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111311A (en) * | 2013-02-20 | 2013-05-22 | 中国科学技术大学 | Composite nano material and preparation method thereof |
| KR20170042157A (en) * | 2015-10-08 | 2017-04-18 | 한국과학기술원 | Two-dimensional layred metal sulfide anchored to hollow carbon nanofibers as hydrogen evolution reaction catalysts and manufacturing method thereof |
| CN105463566A (en) * | 2015-11-25 | 2016-04-06 | 中国科学技术大学 | Liquid phase method for epitaxial growth of MoSe2-XnSem heterogeneous nano structures |
| CN105483751A (en) * | 2015-12-08 | 2016-04-13 | 天津市大陆制氢设备有限公司 | Efficient Ni-S-Mo hydrogen evolution electrode and preparation method thereof |
| CN105688945A (en) * | 2016-03-22 | 2016-06-22 | 福州大学 | Composite photo-catalyst with molybdenum disulfide (MoS2) nanosheet/cadmium sulfide (CdS) nanowire core-shell structure |
Non-Patent Citations (2)
| Title |
|---|
| 丁奇: ""具有特殊微纳米结构的硫化镍、硒化镍的控制合成及电化学性能"", 《中国优秀硕士学位论文全文数据库》 * |
| 中国化学会第十六届胶体与界面化学会议编委会: "《中国化学会第十六届胶体与界面化学会议论文集》", 31 July 2017 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109252180B (en) | Ternary MOF nanosheet array material, preparation method and application thereof | |
| CN106311282B (en) | A kind of porous monolayer 1T MoS2The preparation method and applications of nanometer sheet | |
| CN107308959A (en) | Cu2‑xSe nanometer sheet array foams carbon/carbon-copper composite material, preparation method and application | |
| CN110538662A (en) | Preparation method of cobalt-doped rhenium disulfide nanosheet array for electrocatalytic hydrogen evolution | |
| CN110052277A (en) | A kind of preparation method of transiting metal group metal sulfide oxygen-separating catalyst | |
| CN105413729A (en) | Preparation method of nitrogen-doped carbon nanofiber aerogel with inlaid molybdenum carbide particles | |
| CN108147472A (en) | A kind of preparation method of hollow cobalt sulfide microspherical catalyst | |
| CN105470000A (en) | Integrated composite electrode for supercapacitor and preparation method of integrated composite electrode | |
| CN110699702B (en) | Hillock-shaped in-situ nickel-vanadium double metal hydroxide catalyst and preparation method and application thereof | |
| CN110327946B (en) | Molybdenum disulfide/nickel selenide composite material and preparation method and application thereof | |
| CN108479808A (en) | A kind of Ni of 3D self assemblies flower ball-shaped vanadium modification3S2Synthetic method | |
| CN112481656B (en) | Bifunctional catalyst for high-selectivity electrocatalysis of glycerin oxidation conversion to produce formic acid and high-efficiency electrolysis of water to produce hydrogen, preparation method and application thereof | |
| CN109650493A (en) | A kind of VS with hierarchical structure2The synthetic method of nano-chip arrays electrode material | |
| CN109201083A (en) | A kind of nano flower-like vanadium disulfide/difunctional composite electrocatalyst of hydroxyl vanadium oxide and preparation method thereof | |
| CN113019398A (en) | High-activity self-supporting OER electrocatalyst material and preparation method and application thereof | |
| CN106971866A (en) | A kind of preparation method of activated carbon/cobalt hydroxide combination electrode material | |
| CN112820886A (en) | Three-dimensional grading porous nonmetal carbon-based material and preparation method and application thereof | |
| CN113832478A (en) | Preparation method of high-current oxygen evolution reaction electrocatalyst with three-dimensional heterostructure | |
| CN109457269A (en) | A kind of MoS2/ graphene-foam nickel cathode preparation method and its application in microorganism electrolysis cell | |
| CN113862714B (en) | Novel Ti 3 C 2 T x /MoS 2 -MoP x Preparation method of electrocatalytic hydrogen evolution material and product prepared by same | |
| CN111530483A (en) | Self-supporting Ni-doped WP2Nanosheet array electrocatalyst and preparation method thereof | |
| CN107565139A (en) | A kind of fuel cell oxygen reduction electrocatalyst phosphorus, nitrogen, the preparation method of nickel co-doped carbon material | |
| CN109402654B (en) | MoS with substrate protection function2/Ni3Se2Composite hydrogen evolution electrocatalyst and preparation method thereof | |
| CN110444406A (en) | A kind of preparation method of fast activating three-dimensional Ni-C nano material as energy storage electrode material | |
| CN109110735A (en) | A kind of Ni3Se2/MoS2Nuclear shell structure nano liberation of hydrogen material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190101 |