CN107321363A - A kind of electrolysis water catalysis material of palladium nickel Nanoalloy structure - Google Patents
A kind of electrolysis water catalysis material of palladium nickel Nanoalloy structure Download PDFInfo
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- CN107321363A CN107321363A CN201710340240.XA CN201710340240A CN107321363A CN 107321363 A CN107321363 A CN 107321363A CN 201710340240 A CN201710340240 A CN 201710340240A CN 107321363 A CN107321363 A CN 107321363A
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- palladium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
- B01J23/892—Nickel and noble metals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/18—Carbon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the 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
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Abstract
The invention discloses a kind of electrolysis water catalysis material of palladium nickel Nanoalloy structure, the electrolysis water catalysis material is made up of catalytic activity thing and carrier, and the catalytic activity thing is palladium-nickel alloy nano particle, and the carrier is ultrafine carbon fiber.The present invention has high-specific surface area and porosity, is conducive to diffusion and the desorbing gas of electrolyte, and there is provided electrolyte with contact area larger between catalytic site.
Description
Technical field
The present invention relates to a kind of electrolysis water catalysis material, the electrolysis water of more particularly to a kind of palladium nickel Nanoalloy structure is catalyzed
Material.
Background technology
Currently, Hydrogen Energy efficiently, cleaning and renewable, be considered as most promising green energy resource.And water electrolysis hydrogen production
It is a kind of high-efficiency environment friendly and most promising prepares one of method of hydrogen.Table in catalysis electrode occurs for water electrolysis hydrogen production reaction
Face, including cathode hydrogen evolution reaction and Oxygen anodic evolution react two basic half-reactions.For water electrolysis hydrogen production, how electrode is improved
The activity of catalysis material, reduction liberation of hydrogen and overpotential for oxygen evolution, and the stability and durability of raising electrode material are electro-catalysis
The emphasis and key of hydrogen manufacturing research.In recent years, the bimetallic catalyst of alloy structure is got over for the correlative study of water electrolysis hydrogen production
Come more, the utilization rate of noble metal can not only be improved, reduce catalyst cost, and due to the electronics having between two kinds of metals
Effect and cooperative effect cause catalytic performance to improve.In view of the catalytic performance that platinum metal is excellent, by Pd and 3d transition metal
(Ni, Fe, Co etc.) is prepared into alloy structure, and the catalyst shows good catalytic activity and stably in electrocatalytic reaction
Property.
Carbon nano-fiber (CNF) is the fibrous nano carbon material crimped by Multi-layer graphite piece, because it is good
The characteristics such as physicochemical properties, mechanical property, light weight and high electric conductivity, potential application is in hydrogen storage material, high-capacity electrode material
The fields such as material, fuel cell and fine probe.As new carbon material, CNF is due to acid-alkali-corrosive-resisting, specific surface area
Greatly, the advantages of good electric conductivity, the surface texture of uniqueness, had a wide range of applications in catalytic field.
So far, palladium-nickel alloy structure still suffers from more problem for electro-catalysis hydrogen preparation field, one is transition metal is in acid
Poor stability in solution, reduces the catalytic efficiency of catalyst；The second is the stability and recyclability problem of electrode.Mesh
The stability and cyclicity of electro catalytic electrode prepared by preceding various methods are often poor, therefore the good conductive substrates of selection are born
Carried catalyst is vital for electro-catalysis.Therefore, how to design and prepare with high catalytic activity and well
The water electrolysis hydrogen production catalysis material of stability is current urgent problem to be solved.
The content of the invention
It is an object of the invention to provide a kind of electrolysis water catalysis material of palladium nickel Nanoalloy structure, with high-ratio surface
Product and porosity, are conducive to diffusion and the desorbing gas of electrolyte, and connect with larger between catalytic site there is provided electrolyte
Contacting surface is accumulated.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of electrolysis water catalysis material of palladium nickel Nanoalloy structure, the electrolysis water catalysis material is by catalytic activity thing
With carrier composition, the catalytic activity thing is palladium-nickel alloy nano particle, and the carrier is ultrafine carbon fiber.
The present invention is a kind of palladium-nickel alloy structure/ultrafine carbon fiber hybrid material.Prepared using local reduction way：First will
Superfine fibre presoma is configured to spinning solution, and the presoma of palladium and nickel is dissolved in spinning solution.Spinning solution is utilized into Static Spinning
Silk technology is prepared into superfine fibre, and then superfine fibre is carbonized using tube furnace, is formed and closed during high temperature cabonization
Golden structure/ultrafine carbon fiber hybrid material.
The present invention while palladium catalyst content is reduced in order to improve its catalytic activity, and the carrier have selected ultra-fine carbon
Fiber.The catalysis material of the present invention has high-specific surface area and porosity, is conducive to diffusion and the desorbing gas of electrolyte, palladium nickel
The cooperative effect of alloy causes the material to have higher liberation of hydrogen and oxygen evolution activity, while the catalysis material need not load to electrode
On, it can directly be used as working electrode and carry out electro-catalysis hydrogen manufacturing.
Preferably, the load capacity of catalytic activity thing is 5-20wt%, the palladium-nickel alloy nano particle on the carrier
Size be 7-10nm.
Preferably, the fineness of the ultrafine carbon fiber is 50-1000nm.
Preferably, its preparation method comprises the following steps：
1) ultrafine carbon fiber presoma is made into the spinning solution that mass concentration is 5-15% with deionized water, by palladium-nickel alloy
Presoma be dissolved separately in spinning solution, spinning solution is then prepared into superfine fibre using method of electrostatic spinning；
2) superfine fibre is added in corundum boat, then corundum boat is placed in the middle part of tube furnace, superfine fibre
Be warming up to after 200-300 DEG C insulation pre-oxidation 1 hour at room temperature, then continue to heat up under inert gas shielding, with 5 DEG C/
The heating rate of minute is warming up to 800-1000 DEG C, and insulation carbonization 5-12 hours is finally cooled to room under inert gas shielding
Temperature, produces the electrolysis water catalysis material of palladium nickel Nanoalloy structure.
Preferably, step 1) in, it is 8-20kV, reception device to spinning syringe needle that spinning voltage is controlled during electrostatic spinning
Distance is 10-20cm, and solution flow rate is 0.5mL/h.
Preferably, step 1) in, the ultrafine carbon fiber presoma is polyacrylonitrile, polyethyleneimine, polyvinyl alcohol
With the one or more in polyvinylpyrrolidone.
Preferably, step 1) in, the presoma of palladium is palladium bichloride in palladium-nickel alloy, and the presoma of palladium is in spinning solution
Mass concentration is 0.42-0.48%.
Preferably, step 1) in, the presoma of nickel is in nickel nitrate, nickel chloride, nickel sulfate, nickelous carbonate in palladium-nickel alloy
One or more, the mass concentration of the presoma of nickel in spinning solution is 0.84-0.96%.
The application of the electrolysis water catalysis material of palladium nickel Nanoalloy structure, it is characterised in that the electrolysis water catalysis material
Catalyst as the cathode catalysis liberation of hydrogen of electrolysis water or the anode-catalyzed analysis oxygen as electrolysis water.Prepared electrolysis water of the invention
Catalysis material has the effect of concerted catalysis liberation of hydrogen and analysis oxygen.
The beneficial effects of the invention are as follows：
(1) electronic effect and cooperative effect having between two kinds of metals of alloy structure are utilized so that it possesses highly conductive
Property and rapid electron transfer rate so that produce liberation of hydrogen and analysis oxygen cooperative effect, improve catalytic performance.
(2) the electrolysis water catalysis material prepared by has high-specific surface area and porosity, be conducive to electrolyte diffusion and
Desorbing gas, and there is provided electrolyte with contact area larger between catalytic site.
(3) confinement and induced growth effect using graphite linings in one-dimensional carbon material, regulate and control nano-interface structure, Ke Yijin
One step improves electro catalytic activity.Meanwhile, there is strong chemistry between one-dimensional carbon material and transition metal prepared by method of electrostatic spinning
Electronics coupled is acted on, and can further improve electro catalytic activity.
(4) carbon-coating Coated with Palladium nickel Nanoalloy structure can effectively protect alloy structure from the erosion of electrolyte, prevent
The reunion of nano particle in catalytic process, so as to assign hybrid material good stability and durability.
(5) electrolysis water catalysis material need not be loaded on electrode, can be directly used as electrode and be carried out electro-catalysis hydrogen manufacturing.
Brief description of the drawings
Fig. 1 is the microscopic appearance of palladium-nickel alloy structure of the present invention/ultrafine carbon fiber (PdNi/CNFs) hybrid material.(a-
c)：Pd/CNFs, Ni/CNFs and PdNi/CNFs field emission scanning electron microscope photo；(d,e)：PdNi/CNFs transmission electron microscopes shine
Piece；(f)：The high-resolution-ration transmission electric-lens photo of palladium nickel Nanoalloy structure.
Fig. 2 is the corresponding particle diameter distribution of palladium-nickel alloy nano particle.Wherein Size- particle diameters；Percentage (%)-percentage
Than unit is %.
The electro catalytic activity of Fig. 3 electrolysis water catalysis materials of the present invention.(a)：PdNi/CNFs is in 0.5MH2SO4In polarization it is bent
Line；(b)：PdNi/CNFs is in 0.5M H2SO4In Tafel slopes；(c)：
Polarization curves of the PdNi/CNFs in 1M KOH；(d)：Tafel slopes of the PdNi/CNFs in 1M KOH.Wherein
j(mA cm-2 geo)-current density, unit is mA cm-2；Potential (V vs RHE)-current potential, unit is V vs RHE；
Overpotential (V vs RHE)-overpotential, unit is V vs RHE；log(|j|mA cm-2 geo)-current density absolute value
Common logarithm.
Embodiment
Below by specific embodiment, technical scheme is described in further detail.
In the present invention, if not refering in particular to, raw material and equipment used etc. is commercially available or commonly used in the art.
Method in following embodiments, is the conventional method of this area unless otherwise instructed.
Total embodiment：
A kind of electrolysis water catalysis material of palladium nickel Nanoalloy structure, the electrolysis water catalysis material is by catalytic activity thing
With carrier composition, the catalytic activity thing is palladium-nickel alloy nano particle, and the carrier is ultrafine carbon fiber.Urged on the carrier
The load capacity for changing active matter is 5-20wt%, and the size of the palladium-nickel alloy nano particle is 7-10nm.The ultrafine carbon fiber
Fineness be 50-1000nm.
Preparation method comprises the following steps：
1) ultrafine carbon fiber presoma is made into the spinning solution that mass concentration is 5-15% with deionized water, by palladium-nickel alloy
Presoma be dissolved separately in spinning solution, spinning solution is then prepared into superfine fibre using method of electrostatic spinning；Electrostatic spinning
When control spinning voltage to be 8-20kV, the distance of reception device to spinning syringe needle is 10-20cm, and solution flow rate is 0.5mL/h.Institute
It is one kind or several in polyacrylonitrile, polyethyleneimine, polyvinyl alcohol and polyvinylpyrrolidone to state ultrafine carbon fiber presoma
Kind.The presoma of palladium is palladium bichloride in palladium-nickel alloy.The presoma of nickel is nickel nitrate, nickel chloride, nickel sulfate, carbon in palladium-nickel alloy
One or more in sour nickel.
2) superfine fibre is added in corundum boat, then corundum boat is placed in the middle part of tube furnace, superfine fibre
Be warming up to after 200-300 DEG C insulation pre-oxidation 1 hour at room temperature, then continue to heat up under inert gas shielding, with 5 DEG C/
The heating rate of minute is warming up to 800-1000 DEG C, and insulation carbonization 5-12 hours is finally cooled to room under inert gas shielding
Temperature, produces the electrolysis water catalysis material of palladium nickel Nanoalloy structure.
The electrolysis water catalysis material as the cathode catalysis liberation of hydrogen of electrolysis water catalyst or the anode as electrolysis water
Catalysis analysis oxygen.
The palladium-nickel alloy structure is coated by carbon-coating, and carbon-coating herein is not carrier, is in the preparation process of alloy, less
The thin layer that the carbon coating of amount is formed on the surface of alloy, as shown in the carbon layer in Fig. 1.
Specific embodiment：
0.05g palladium bichlorides and 0.1g nickel nitrates is taken to be added in 11.2g polyvinyl alcohol water solutions (the wherein matter of polyvinyl alcohol
Concentration is measured 10%), then to carry out spinning to the solution using method of electrostatic spinning, it is 12kV, reception device to control spinning voltage
Distance to spinning syringe needle is 12cm (it is 12cm to receive distance), and solution flow rate is 0.5mL/h, that is, obtains superfine fibre.
0.5g superfine fibres are added in corundum boat, then corundum boat is placed in the middle part of tube furnace；
230 DEG C are warming up in atmosphere with 5 DEG C/min first to maintain 1 hour.Heating starts one hour after, is passed through argon gas
(150sccm).Then sample is heated to 900 DEG C with identical heating rate, is incubated 8h, is finally cooled to room under argon gas protection
Temperature, obtains palladium-nickel alloy structure/ultrafine carbon fiber hybrid material, and microscopic appearance is shown in Fig. 1.Fig. 2 is palladium-nickel alloy nano particle phase
The particle diameter distribution answered.
By it directly as electrode, its electricity is tested in 0.5M sulfuric acid and 1M sodium hydroxide solutions respectively
Catalytic hydrogen evolution and oxygen evolution activity, test collection of illustrative plates such as Fig. 3, and resulting data are as shown in table 1.
The material liberation of hydrogen (HER) of table 1 and the comparison for analysing oxygen (HER) catalytic activity.
With reference to the method for specific embodiment, the present invention can adjust raw material, technological parameter etc. according to the scope of claim,
Prepare multiple material.
Embodiment described above is a kind of preferably scheme of the present invention, not makees any formal to the present invention
Limitation, also has other variants and remodeling on the premise of without departing from the technical scheme described in claim.
Claims (9)
1. a kind of electrolysis water catalysis material of palladium nickel Nanoalloy structure, it is characterised in that the electrolysis water catalysis material be by
Catalytic activity thing and carrier composition, the catalytic activity thing are palladium-nickel alloy nano particle, and the carrier is ultrafine carbon fiber.
2. the electrolysis water catalysis material of a kind of palladium nickel Nanoalloy structure according to claim 1, it is characterised in that described
The load capacity of catalytic activity thing is 5-20wt% on carrier, and the size of the palladium-nickel alloy nano particle is 7-10nm.
3. the electrolysis water catalysis material of a kind of palladium nickel Nanoalloy structure according to claim 1, it is characterised in that described
The fineness of ultrafine carbon fiber is 50-1000nm.
4. the electrolysis water catalysis material of a kind of palladium nickel Nanoalloy structure according to claim 1, it is characterised in that it is made
Preparation Method comprises the following steps：
1) ultrafine carbon fiber presoma is made into the spinning solution that mass concentration is 5-15% with deionized water, before palladium-nickel alloy
Drive body to be dissolved separately in spinning solution, spinning solution is then prepared into superfine fibre using method of electrostatic spinning；
2) superfine fibre is added in corundum boat, then corundum boat is placed in the middle part of tube furnace, superfine fibre is in room
Insulation pre-oxidation 1 hour after 200-300 DEG C is warming up under temperature, then continues to heat up under inert gas shielding, with 5 DEG C/min
Heating rate be warming up to 800-1000 DEG C, insulation carbonization 5-12 hours is finally cooled to room temperature, i.e., under inert gas shielding
Obtain the electrolysis water catalysis material of palladium nickel Nanoalloy structure.
5. a kind of electrolysis water catalysis material of palladium nickel Nanoalloy structure according to claim 4, it is characterised in that step
1) it is 8-20kV that spinning voltage is controlled in, during electrostatic spinning, and the distance of reception device to spinning syringe needle is 10-20cm, solution stream
Speed is 0.5mL/h.
6. a kind of electrolysis water catalysis material of palladium nickel Nanoalloy structure according to claim 4, it is characterised in that step
1) in, the ultrafine carbon fiber presoma is one in polyacrylonitrile, polyethyleneimine, polyvinyl alcohol and polyvinylpyrrolidone
Plant or several.
7. a kind of electrolysis water catalysis material of palladium nickel Nanoalloy structure according to claim 4, it is characterised in that step
1) in, the presoma of palladium is palladium bichloride in palladium-nickel alloy, and the mass concentration of the presoma of palladium in spinning solution is 0.42-
0.48%.
8. a kind of electrolysis water catalysis material of palladium nickel Nanoalloy structure according to claim 4, it is characterised in that step
1) in, the presoma of nickel is the one or more in nickel nitrate, nickel chloride, nickel sulfate, nickelous carbonate, the forerunner of nickel in palladium-nickel alloy
Mass concentration of the body in spinning solution is 0.84-0.96%.
9. the application of the electrolysis water catalysis material of palladium nickel Nanoalloy structure as claimed in claim 1, it is characterised in that described
Catalyst of the electrolysis water catalysis material as the cathode catalysis liberation of hydrogen of electrolysis water or the anode-catalyzed analysis oxygen as electrolysis water.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108786853A (en) * | 2018-06-13 | 2018-11-13 | 天津大学 | Nano-porous catalyst method, nanoporous PdCuNi-S catalyst and purposes are prepared using crystal alloy |
| CN108823600A (en) * | 2018-07-02 | 2018-11-16 | 吉林大学 | A kind of nickel-molybdenum carbide nanoparticle/carbon fiber composite nano materials, preparation method and applications |
| CN108842293A (en) * | 2018-07-10 | 2018-11-20 | 宁波革创新材料科技有限公司 | A kind of preparation method of environmental protection flexible hydrogen storage material |
| CN109012693A (en) * | 2018-07-27 | 2018-12-18 | 中国矿业大学 | A kind of preparation method and application of Pd-Ni porous nano cage catalysis material |
| CN109701545A (en) * | 2018-12-25 | 2019-05-03 | 江南大学 | A kind of electrocatalysis material and preparation method thereof loading vanadium cobalt alloy nanoparticles |
| CN110404559A (en) * | 2019-09-04 | 2019-11-05 | 西南石油大学 | A kind of PdNi/ Cabot carbon black loadings type catalyst and its preparation and the application in electrocatalytic hydrogen evolution |
| CN111013606A (en) * | 2019-12-27 | 2020-04-17 | 江南大学 | Homogeneous AuNi alloy catalytic material and preparation method thereof |
| CN111346640A (en) * | 2018-12-24 | 2020-06-30 | 江南大学 | Transition metal monoatomic-supported electrolyzed water catalyst and preparation method thereof |
| WO2021128282A1 (en) * | 2019-12-27 | 2021-07-01 | 江南大学 | Iron-cobalt-nickel-copper-based high-entropy alloy water electrolysis catalytic material and preparation method therefor |
| CN113061936A (en) * | 2021-03-25 | 2021-07-02 | 中国科学院上海高等研究院 | Nickel-iron-carbon nanofiber catalyst, preparation method, application method, test method and test system thereof |
| CN115382538A (en) * | 2022-09-17 | 2022-11-25 | 湖州师范学院 | Novel metal-based carbon catalyst for hydrogen production by catalytic degradation of organic wastewater and preparation method thereof |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108786853A (en) * | 2018-06-13 | 2018-11-13 | 天津大学 | Nano-porous catalyst method, nanoporous PdCuNi-S catalyst and purposes are prepared using crystal alloy |
| CN108823600A (en) * | 2018-07-02 | 2018-11-16 | 吉林大学 | A kind of nickel-molybdenum carbide nanoparticle/carbon fiber composite nano materials, preparation method and applications |
| CN108823600B (en) * | 2018-07-02 | 2022-05-17 | 吉林大学 | Nickel-molybdenum carbide nanoparticle/carbon fiber composite nanomaterial, and preparation method and application thereof |
| CN108842293A (en) * | 2018-07-10 | 2018-11-20 | 宁波革创新材料科技有限公司 | A kind of preparation method of environmental protection flexible hydrogen storage material |
| CN109012693A (en) * | 2018-07-27 | 2018-12-18 | 中国矿业大学 | A kind of preparation method and application of Pd-Ni porous nano cage catalysis material |
| CN109012693B (en) * | 2018-07-27 | 2020-06-23 | 中国矿业大学 | Preparation method and application of Pd-Ni porous nanocage catalytic material |
| CN111346640B (en) * | 2018-12-24 | 2021-09-28 | 江南大学 | Transition metal monoatomic-supported electrolyzed water catalyst and preparation method thereof |
| CN111346640A (en) * | 2018-12-24 | 2020-06-30 | 江南大学 | Transition metal monoatomic-supported electrolyzed water catalyst and preparation method thereof |
| CN109701545A (en) * | 2018-12-25 | 2019-05-03 | 江南大学 | A kind of electrocatalysis material and preparation method thereof loading vanadium cobalt alloy nanoparticles |
| CN110404559A (en) * | 2019-09-04 | 2019-11-05 | 西南石油大学 | A kind of PdNi/ Cabot carbon black loadings type catalyst and its preparation and the application in electrocatalytic hydrogen evolution |
| CN111013606A (en) * | 2019-12-27 | 2020-04-17 | 江南大学 | Homogeneous AuNi alloy catalytic material and preparation method thereof |
| WO2021128282A1 (en) * | 2019-12-27 | 2021-07-01 | 江南大学 | Iron-cobalt-nickel-copper-based high-entropy alloy water electrolysis catalytic material and preparation method therefor |
| CN111013606B (en) * | 2019-12-27 | 2022-09-27 | 江南大学 | Homogeneous AuNi alloy catalytic material and preparation method thereof |
| CN113061936A (en) * | 2021-03-25 | 2021-07-02 | 中国科学院上海高等研究院 | Nickel-iron-carbon nanofiber catalyst, preparation method, application method, test method and test system thereof |
| CN115382538A (en) * | 2022-09-17 | 2022-11-25 | 湖州师范学院 | Novel metal-based carbon catalyst for hydrogen production by catalytic degradation of organic wastewater and preparation method thereof |
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Application publication date: 20171107 |