CN108305788A - A kind of dye-sensitized solar cells based on vulcanization molybdenum doping conducting polymer is to the preparation method of electrode - Google Patents
A kind of dye-sensitized solar cells based on vulcanization molybdenum doping conducting polymer is to the preparation method of electrode Download PDFInfo
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- CN108305788A CN108305788A CN201810045261.3A CN201810045261A CN108305788A CN 108305788 A CN108305788 A CN 108305788A CN 201810045261 A CN201810045261 A CN 201810045261A CN 108305788 A CN108305788 A CN 108305788A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/20—Light-sensitive devices
- H01G9/2022—Light-sensitive devices characterized by he counter electrode
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/542—Dye sensitized solar cells
Abstract
The invention discloses for dye-sensitized solar cells(DSSCs)Conducting polymer to the electrochemical preparation method of electrode.Under room temperature condition of normal pressure, conductive substrate is put into the acetonitrile solution of the polymer monomer of various concentration, molybdenum salt, lithium perchlorate and is used as working electrode, and form battery system with auxiliary Pt electrodes and silver-silver chloride reference electrode, then it uses electrochemistry preparation method to carry out in-situ polymerization in conductive substrate, obtains the conducting polymer of the doping molybdenum sulfide with high phototranstormation efficiency to electrode.This method is easy to operate, at low cost, the time is short, and the conducting polymer thin film for the doping molybdenum sulfide prepared(MoSx/PPy)Have many advantages, such as that surface is uniform, not easily to fall off, thickness accurately controls.The conducting polymer of the doping molybdenum sulfide of preparation is used for dye-sensitized solar cells to electrode, electricity conversion reaches 7.03%.
Description
Technical field
The present invention relates to a kind of conducting polymers of doping molybdenum sulfide to the preparation method of electrode.Belong to material preparation neck
Domain.
Background technology
With gradually decreasing for fossil energy and running down for thus caused ecological environment, seek reproducible cleaning
The energy is restructured the use of energy as the highly desirable of the whole mankind.The regenerative resources such as solar energy, wind energy, tide energy are due to having
It is resourceful be easy to get, be environmental-friendly, sustainable use the features such as and be concerned.Among these, the energy that solar energy provides is most
Sufficient lasting, if it is possible to this energy is rationally utilized, energy problem urgent now can be not only solved, can also solve
Caused by fossil energy the problems such as environmental pollution, ecosystem destruction.Therefore, the utilization of solar energy becomes the heat studied instantly
One of point.
1991, Gratzel et al. reported dye-sensitized solar cells(DSSC)The major progress of the acquirement in field,
It is proposed that a kind of New Ruthenium complex dye, the transfer efficiency of the DSSC of the dye sensitization are increased to 7.1% from 2.5%.1993,
The effect of DSSC is fine after Gratzel et al. discovery introducing N3 dyestuffs, and the photoelectric conversion efficiency of battery reaches 10%, this height
The appearance of efficient cell is that the development of DSSC brings revolutionary innovation.
DSSC to electrode, electrolyte and light anode three parts by forming " sandwich " structure.It is wherein that Pt is supported on to electrode
Electro-conductive glass(Flurorine-doped tin oxide, FTO)Upper composition.Ma Tingli et al. probes into platinum film thickness to electricity
The influence of pole catalytic activity finds that Pt thickness needs just make DSSC have excellent catalytic performance to electrode more than 10 nm.
Olsen et al. research theories calculation shows that, PtI can be obtained by the reaction in Pt in iodine electrolyte4And reduce the service life of battery
And stability.Meanwhile Pt is expensive, is unfavorable for industrialization;And be easily corroded, device stability can be caused to decline.Therefore, Pt
Catalysis material is difficult to realize large-scale commercialized production.The shortcomings that due to Pt and insufficient, the research hotspot concentration of catalysis material
In the cheap stable and resourceful non-Pt metal materials of exploitation.
Carbon material has the characteristics that excellent in catalytic activity and corrosion resistance, but it also has apparent lack simultaneously
Point.On the one hand, carbon material is opaque, and the efficiency of battery can be greatly reduced therewith.On the other hand, carbon material is in electro-conductive glass
On adhesive force it is poor, easily cause DSSC short circuit.
Conducting polymer catalysis material can usually be prepared into flexible to electrode catalytic materials, led in electrode material
Domain has a wide range of applications.Bosoms Wu Ji et al. prepare polypyrrole (PPy) catalysis material to electrode, and the DSSC photoelectric conversions of assembling are imitated
Rate reaches 7.66%, and there was only 6.90% to the efficiency of electrode battery based on Pt.Summer build it is refined et al. using vacuum gas-phase polymerization and
Electropolymerization is prepared for PPy to electrode, all shows excellent catalytic effect in DSSC applications, but its FF numerical value is not high, still
Have to be hoisted.So PPy is usually compound with other materials, obtain excellent catalytic activity to electrode catalytic materials.
Combined counter electrode catalysis material utilizes the synergistic effect between compound, with high conductivity, excellent anticorrosive
Property, remarkable catalytic activity and stability, so that battery performance is greatly improved.Thus, composite material possesses in the fields DSSC
It is widely applied foreground.
Invention content
The present invention has prepared the conducting polymer of doping molybdenum sulfide to electrode at room temperature, at a normal using electrochemical method.
Conductive substrate is put into the acetonitrile solution of the polymer monomer of various concentration, molybdenum salt, lithium perchlorate and is used as working electrode,
And three battery systems are formed with auxiliary electrode and silver-silver chloride reference electrode, then use electrochemistry preparation method in mixed solution
The conducting polymer for obtaining doping molybdenum sulfide is deposited to electrode in conductive substrates with temperate condition.It is applied in DSSC and takes
The electricity conversion better than Pt was obtained, MoS is prepared using the method for electro-depositionx/ PPy films(12~32 μm), can directly exist
The conducting surface of conductive substrate is polymerize, and is made the synthesis of conducting polymer thin film and is completed at the same time to the preparation of electrode.It is formed
Conducting polymer thin film have adhesion property it is strong, it is not easily to fall off, and surface is uniform, and film thickness is controllable the advantages that.
It is an object of the invention to using low cost, high performance nanometer conductive polymer film replaces in DSSC electrode
Common platinum is to electrode.Compared with traditional chemical oxidative polymerization, preparation method provided by the invention is simply mild, without height
Warm high pressure is particularly suitable for flexible dye-sensitized solar battery, and raw material is cheap and easy to get, and film can be heavy in situ in conductive substrates
Product, eliminates the preparation process to electrode, further decreases DSSC battery costs.MoS obtainedx/ PPy films are at low cost, urge
It is good to change performance, there is higher electricity conversion.It is used as to electrode by using this composite membrane(CE)The dyestuff being assembled into is quick
Change solar cell(DSSC)Electricity conversion reach 7.03%, this to the DSSC of electrode based on platinum than having higher conversion
Efficiency(6.46%).And as a comparison, containing 0.5 M pyrroles and 0.1 M LiClO4CH3CN/H2O=20/1, v/v
100 s are deposited in solution obtains pure polypyrrole film(PPy)With containing 2 mM (NH4)2MoS4With 0.1M LiClO4CH3CN/
H2The pure MoS of 100 s are deposited in O=20/1, v/v solutionxFilm, the results showed that, MoSx/ PPy films are than pure PPy films and pure MoSxFilm
There is better catalytic performance.
This is because molybdenum sulfide has the structure of similar graphene and preferable electrocatalysis characteristic, after adulterating molybdenum sulfide
MoSx/ PPy films combine MoSxGood catalytic activity and electric conductivity excellent PPy, expose MoSxIn more activity
The heart, to make the catalytic activity of composite material greatly improve, while have low cost, high stability, high efficiency, it is corrosion-resistant, make
With the time it is long the features such as.In addition, according to actual conditions, film can be regulated and controled by the voltage and sedimentation time that change working electrode
Thickness.By taking the current potential of different operating electrode as an example, when the current potential of working electrode is 0.8 V, pyrroles is in the poly- of conductive substrate surface
Sum velocity is slower, and film thickness is smaller;The current potential of working electrode be 1.0 V when, pyrroles conductive substrate surface polymerization speed compared with
Soon, film thickness is larger.When film thickness is too small, becomes smaller with the contact area of electrolyte, active site is caused to tail off, conversion effect
Rate is low;If film thickness is excessive, leading to electronics transfer, reaction speed is slack-off, and transformation efficiency is low apart from elongated.The present invention passes through
Contrast test, transformation efficiency highest when film thickness is 25 μm are most suitable film thickness.
Description of the drawings
Fig. 1 is MoSx, PPy and MoSxThe SEM of/PPy schemes;(a) it is pure MoSxFilm, (b) (c) is pure PPy films, (d) (e)
(f) it is MoS made from embodiment 3xThe SEM of/PPy films schemes.
Fig. 2 is to use Pt, pure MoSxFilm、MoS made from pure PPy films and embodiment 3x/ PPy films to electrode assembling at
DSSC'sJ-VThe photovoltaic parameter to electrode of curve and three kinds of material preparations.
Fig. 3 is to use MoS made from Pt, pure PPy films and embodiment 3x/ PPy films are to electrode assembling at the cycle of DSSC
Volt-ampere curve.
Specific implementation mode
Below by specific embodiment, the present invention will be described in detail, but these enumerate embodiment purposes and
Purpose is only used for enumerating the present invention, not constitutes any type of any restriction to the real protection scope of the present invention, more non-to incite somebody to action
Protection scope of the present invention is confined to this.
Embodiment 1:
(1)Cleaned FTO(Fluorine-doped tin dioxide)Electro-conductive glass is inserted into 0.5 M concentration pyrroles, 0.5 mM as working electrode
Concentration (NH4)2MoS4、0.1 M LiClO4CH3CN/H2In the mixed solution of O=20/1, v/v, and with platinum auxiliary electrode and
Silver-silver chloride reference electrode forms three-electrode system.
(2)The conducting polymer thin film of doping molybdenum sulfide is prepared on FTO glass conducting surfaces with electrodeposition process.
(3)The technical parameter of sedimentation setting is as follows:The working region of working electrode is set as 0.385 using adhesive tape
cm2, the current potential for being applied to working electrode is set as 0.9 V, and sedimentation time is 100 s.
(4)FTO glass is taken out after deposition, acquisition, which attaches on FTO glass conducting surfaces, uniformly adulterates molybdenum sulfide
Conducting polymer thin film.Subsequent room temperature is dried, and ethyl alcohol rinses surface, the conducting polymer of doping molybdenum sulfide is made to electrode,
Middle conducting polymer thin film thickness is 25 μm.
Embodiment 2:
(1)Cleaned FTO electro-conductive glass is inserted into 0.5 M concentration pyrroles, 1 mM concentration (NH as working electrode4)2MoS4、0.1
M LiClO4CH3CN/H2In the mixed solution of O=20/1, v/v, and with platinum auxiliary electrode and silver-silver chloride reference electrode
Form three-electrode system.
(2)The conducting polymer thin film of doping molybdenum sulfide is prepared on FTO glass conducting surfaces with electrodeposition process.
(3)The technical parameter of sedimentation setting is as follows:The working region of working electrode is set as 0.385 using adhesive tape
cm2, the current potential for being applied to working electrode is set as 0.9 V, and sedimentation time is 100 s.
(4)FTO glass is taken out after deposition, acquisition, which attaches on FTO glass conducting surfaces, uniformly adulterates molybdenum sulfide
Conducting polymer thin film.Subsequent room temperature is dried, and ethyl alcohol rinses surface, and the conducting polymer of doping molybdenum sulfide is made to electrode.By
It is smaller on film thickness influence in molybdate concentration change, can almost it ignore, gained conducting polymer thin film thickness is still 25 μ
m。
Embodiment 3:
(1)Cleaned FTO electro-conductive glass is inserted into 0.5 M concentration pyrroles, 2 mM concentration (NH as working electrode4)2MoS4、0.1
M LiClO4CH3CN/H2In the mixed solution of O=20/1, v/v, and with platinum auxiliary electrode and silver-silver chloride reference electrode
Form three-electrode system.
(2)The conducting polymer thin film of doping molybdenum sulfide is prepared on FTO glass conducting surfaces with electrodeposition process.
(3)The technical parameter of sedimentation setting is as follows:The working region of working electrode is set as 0.385 using adhesive tape
cm2, the current potential for being applied to working electrode is set as 0.9 V, and sedimentation time is 100 s.
(4)FTO glass is taken out after deposition, acquisition, which attaches on FTO glass conducting surfaces, uniformly adulterates molybdenum sulfide
Conducting polymer thin film.Subsequent room temperature is dried, and ethyl alcohol rinses surface, and the conducting polymer of doping molybdenum sulfide is made to electrode.By
It is smaller on film thickness influence in molybdate concentration change, can almost it ignore, gained conducting polymer thin film thickness is still 25 μ
m。
Embodiment 4:
(1)Cleaned FTO electro-conductive glass is inserted into 0.5 M concentration pyrroles, 2 mM concentration (NH as working electrode4)2MoS4、0.1
M LiClO4CH3CN/H2In the mixed solution of O=25/1, v/v, and with platinum auxiliary electrode and silver-silver chloride reference electrode
Form three-electrode system.
(2)The conducting polymer thin film of doping molybdenum sulfide is prepared on FTO glass conducting surfaces with electrodeposition process.
(3)The technical parameter of sedimentation setting is as follows:The working region of working electrode is set as 0.385 using adhesive tape
cm2, the current potential for being applied to working electrode is set as 0.9 V, and sedimentation time is 100 s.
(4)FTO glass is taken out after deposition, acquisition, which attaches on FTO glass conducting surfaces, uniformly adulterates molybdenum sulfide
Conducting polymer thin film.Subsequent room temperature is dried, and ethyl alcohol rinses surface, and the conducting polymer of doping molybdenum sulfide is made to electrode.Its
Middle conducting polymer thin film thickness is 28 μm.
Embodiment 5:
(1)Cleaned FTO electro-conductive glass is inserted into 0.5 M concentration pyrroles, 2 mM concentration (NH as working electrode4)2MoS4、0.1
M LiClO4CH3CN/H2In the mixed solution of O=20/1, v/v, and with platinum auxiliary electrode and silver-silver chloride reference electrode
Form three-electrode system.
(2)The conducting polymer thin film of doping molybdenum sulfide is prepared on FTO glass conducting surfaces with electrodeposition process.
(3)The technical parameter of sedimentation setting is as follows:The working region of working electrode is set as 0.385 using adhesive tape
cm2, the current potential for being applied to working electrode is set as 0.8 V, and sedimentation time is 100 s.
(4)FTO glass is taken out after deposition, acquisition, which attaches on FTO glass conducting surfaces, uniformly adulterates molybdenum sulfide
Conducting polymer thin film.Subsequent room temperature is dried, and ethyl alcohol rinses surface, and the conducting polymer of doping molybdenum sulfide is made to electrode.Its
Middle conducting polymer thin film thickness is 12 μm.
Embodiment 6:
(1)Cleaned FTO electro-conductive glass is inserted into 0.5 M concentration pyrroles, 2 mM concentration (NH as working electrode4)2MoS4、0.1
M LiClO4CH3CN/H2In the mixed solution of O=20/1, v/v, and with platinum auxiliary electrode and silver-silver chloride reference electrode
Form three-electrode system.
(2)The conducting polymer thin film of doping molybdenum sulfide is prepared on FTO glass conducting surfaces with electrodeposition process.
(3)The technical parameter of sedimentation setting is as follows:The working region of working electrode is set as 0.385 using adhesive tape
cm2, the current potential for being applied to working electrode is set as 1.0 V, and sedimentation time is 100 s.
(4)FTO glass is taken out after deposition, acquisition, which attaches on FTO glass conducting surfaces, uniformly adulterates molybdenum sulfide
Conducting polymer thin film.Subsequent room temperature is dried, and ethyl alcohol rinses surface, and the conducting polymer of doping molybdenum sulfide is made to electrode.Its
Middle conducting polymer thin film thickness is 32 μm.
Embodiment 7:
(1)Cleaned FTO electro-conductive glass is inserted into 0.5 M concentration pyrroles, 2 mM concentration (NH as working electrode4)2MoS4、0.1
M LiClO4CH3CN/H2In the mixed solution of O=20/1, v/v, and with platinum auxiliary electrode and silver-silver chloride reference electrode
Form three-electrode system.
(2)The conducting polymer thin film of doping molybdenum sulfide is prepared on FTO glass conducting surfaces with electrodeposition process.
(3)The technical parameter of sedimentation setting is as follows:The working region of working electrode is set as 0.385 using adhesive tape
cm2, the current potential for being applied to working electrode is set as 0.9 V, and sedimentation time is 80 s.
(4)FTO glass is taken out after deposition, acquisition, which attaches on FTO glass conducting surfaces, uniformly adulterates molybdenum sulfide
Conducting polymer thin film.Subsequent room temperature is dried, and ethyl alcohol rinses surface, and the conducting polymer of doping molybdenum sulfide is made to electrode.Its
Middle conducting polymer thin film thickness is 20 μm.
Embodiment 8:
(1)Cleaned FTO electro-conductive glass is inserted into 0.5 M concentration pyrroles, 2 mM concentration (NH as working electrode4)2MoS4、0.1
M LiClO4CH3CN/H2In the mixed solution of O=20/1, v/v, and with platinum auxiliary electrode and silver-silver chloride reference electrode
Form three-electrode system.
(2)The conducting polymer thin film of doping molybdenum sulfide is prepared on FTO glass conducting surfaces with electrodeposition process.
(3)The technical parameter of sedimentation setting is as follows:The working region of working electrode is set as 0.385 using adhesive tape
cm2, the current potential for being applied to working electrode is set as 0.9 V, and sedimentation time is 50 s.
(4)FTO glass is taken out after deposition, acquisition, which attaches on FTO glass conducting surfaces, uniformly adulterates molybdenum sulfide
Conducting polymer thin film.Subsequent room temperature is dried, and ethyl alcohol rinses surface, and the conducting polymer of doping molybdenum sulfide is made to electrode.Its
Middle conducting polymer thin film thickness is 17 μm.
Embodiment 9:
(1)Cleaned FTO electro-conductive glass is inserted into 0.5 M concentration pyrroles, 2 mM concentration (NH as working electrode4)2MoS4、0.1
M LiClO4CH3CN/H2In the mixed solution of O=20/1, v/v, and with platinum auxiliary electrode and silver-silver chloride reference electrode
Form three-electrode system.
(2)The conducting polymer thin film of doping molybdenum sulfide is prepared on FTO glass conducting surfaces with electrodeposition process.
(3)The technical parameter of sedimentation setting is as follows:The working region of working electrode is set as 0.385 using adhesive tape
cm2, the current potential for being applied to working electrode is set as 0.9 V, and sedimentation time is 40 s.
(4)FTO glass is taken out after deposition, acquisition, which attaches on FTO glass conducting surfaces, uniformly adulterates molybdenum sulfide
Conducting polymer thin film.Subsequent room temperature is dried, and ethyl alcohol rinses surface, and the conducting polymer of doping molybdenum sulfide is made to electrode.Its
Middle conducting polymer thin film thickness is 15 μm.
DSSC is assembled:
In all embodiments, battery is assembled into sandwich structure, light anode and is packaged with sarin heat-sealing film to electrode, so
Afterwards electrolyte is injected in two kinds of electrode intermediate gaps.Battery is tested under standard analog sunlight conditions(AM 1.5G,
100 mW cm–2).Light anode(16 μm of titanium dioxide film thickness includes 20 nm particulate titanium dioxide layers of one layer of 12 μ m thick,
Prepare 200 nm particulate titanium dioxide layers of one layer of 4 μ m thick again above)It is prepared on FTO glass using screen printing technique,
Light anode obtained is immersed in the ethanol solution of the N719 dyestuffs of 0.3 mM concentration, 24 h of avoid light place so that dyestuff is quick
Change is adsorbed onto on titanium dioxide photo anode.After completing sensitized treatment, taking-up is cleaned using absolute ethyl alcohol, and after natural drying
It uses.The composition of electrolyte is 0.1 M LiI, 0.05 M I2, 0.3 M DMPII(1,2- dimethyl -3- propyl imidazole iodine)With
The acetonitrile solution of 0.5 M tert .-butylpyridines.
Pure PPy membrane electrodes are made in the case where being added without molybdenum salt on the basis of the preparation condition of embodiment 3(Other conditions
It is just the same), and MoSxIt is to be added without pyrroles on the basis of the preparation condition of embodiment 3 to electrode.
1-3 carries out the analysis of material below in conjunction with the accompanying drawings
As shown in Figure 1, the PPy and MoS obtained by electro-depositionxThere is no apparent difference for/PPy films, all have by solid
The pattern of indefinite form, surface made of grain accumulation are more coarse so that electrolyte can come into full contact with polymer film.This and elder generation
The surface topography of the polypyrrole of preceding report is consistent.
As shown in Figure 2, MoSxThe open-circuit voltage for the DSSC that/PPy compounds form electrodeV ocFor 0.73 V, current densityJ scFor 15.68 mA cm–2, fill factor FF is 61.40%, electricity conversionηIt is 7.03%, than Pt under similarity condition to electricity
Pole forms the more efficient of battery(Pt is 6.46%).This illustrates MoSx/ PPy combines MoSxPreferable catalytic performance and PPy are excellent
Electric conductivity, to obtain higher catalytic efficiency.
By in Fig. 3 it is found that Pt, pure PPy and MoSxThe CV curves of/PPy compounds have apparent two redox peaks, table
They bright better catalytic activity.MoSxRedox couple I in the cyclic curve of/PPy compounds3 –/I–Reduction peak than pure PPY
Higher, and the area bigger that CV curves surround.Illustrate MoSx/ PPy compounds are to the catalytic activity of electrode than pure polypyrrole
More preferably.MoSxRedox couple I in/PPy compound cyclic curves3 –/I–Reduction peak it is close with Pt, and CV curves surround
Area is some larger, illustrates MoSx/ PPy compounds are high to electrode to the catalytic activity ratio Pt of electrode.
The foregoing is merely the preferable case study on implementation of the present invention, all equivalent changes done according to scope of the present invention patent
With modification, it should all belong to the covering scope of the present invention.
Claims (6)
1. a kind of preparation method to electrode for dye-sensitized solar cells, which is characterized in that conductive substrate to be put into
Polymer monomer, molybdenum salt, lithium perchlorate acetonitrile solution in be used as working electrode, and join with auxiliary electrode and silver-silver chlorate
Three battery systems are formed than electrode, are then deposited in conductive substrates with temperate condition in mixed solution with electrochemistry preparation method
The conducting polymer thin film for the doping molybdenum sulfide that thickness is 12~32 μm obtains the conducting polymer of doping molybdenum sulfide to electrode.
2. preparation method according to claim 1, which is characterized in that the conductive substrate is fluorine-doped tin dioxide conduction glass
Glass.
3. preparation method according to claim 1, which is characterized in that the polymer monomer be pyrroles, a concentration of 0.1
~1.0 M.
4. preparation method according to claim 1, which is characterized in that the molybdenum salt is four thio ammonium molybdate, concentration
For 0.5~2 mM.
5. preparation method according to claim 1, which is characterized in that a concentration of 0.1 M of the lithium perchlorate, acetonitrile and
The volume ratio of water is 20~30:1.
6. preparation method according to claim 1, which is characterized in that the electrochemistry preparation method is electrodeposition process, electro-deposition
In the process, the working region of working electrode is set using adhesive tape as 0.385 cm2, set be applied to the current potential of working electrode as
0.5~1.0 V, electrodeposition time are 40~100 s.
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CN101694814A (en) * | 2009-09-15 | 2010-04-14 | 内蒙古大学 | Electrochemistry preparation method of dye sensibilization solar cell nanometer conductive polymer counter electrode |
CN105405663A (en) * | 2015-10-30 | 2016-03-16 | 东南大学 | Electrochemical preparation method of MoS<2>/graphene composite counter electrode |
CN106057498A (en) * | 2016-06-15 | 2016-10-26 | 齐鲁工业大学 | Preparation method and application of molybdenum disulfide/polypyrrole supercapacitor electrode material |
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