CN104538191B - The preparation method and dye-sensitized solar cell anode and DSSC of dye-sensitized solar cell anode - Google Patents
The preparation method and dye-sensitized solar cell anode and DSSC of dye-sensitized solar cell anode Download PDFInfo
- Publication number
- CN104538191B CN104538191B CN201410782828.7A CN201410782828A CN104538191B CN 104538191 B CN104538191 B CN 104538191B CN 201410782828 A CN201410782828 A CN 201410782828A CN 104538191 B CN104538191 B CN 104538191B
- Authority
- CN
- China
- Prior art keywords
- dye
- solar cell
- sensitized solar
- cell anode
- preparation
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention discloses a kind of preparation method of dye-sensitized solar cell anode, comprise the following steps：By TiO2, transition metal oxide, water, dispersant, emulsifying agent and pore creating material mixing, be made slurry, wherein, TiO2, transition metal oxide, water, the mol ratio of dispersant and emulsifying agent be 1~3：1：20~60：6~17：3~8, the quality of the pore creating material is TiO2With the 8%~11% of transition metal oxide gross mass；By the slurry coating on electro-conductive glass, calcined after drying, obtain semi-finished product；And the semi-finished product are handled to the removing transition metal oxide in alkaline solution, dry, obtain dye-sensitized solar cell anode.The dye-sensitized solar cell anode photoelectric properties are good, and the photoelectric transformation efficiency for being assembled into DSSC is greatly improved.
Description
Technical field
The invention belongs to DSSC technical field, and in particular to a kind of DSSC light
The preparation method and dye-sensitized solar cell anode and DSSC of anode.
Background technology
DSSC is low because of its cost, and preparation method is simple and easy to apply, and photoelectric transformation efficiency is relatively
One of height, important technology as energy alleviating energy crisis.Typically DSSC (DSSC) device is usually
A kind of sandwich structure, metal-oxide semiconductor (MOS) such as titanium dioxide (TiO2), zinc oxide (ZnO), tungstic acid (WO3) load
As working electrode on electro-conductive glass, adsorb dyestuff and transmit electronics；Platinum (Pt) film is as to electrode；Electrolyte solution expands
Dissipate between electrodes, make the Electronic reproduction in dyestuff.Michael since 1991Invention dye sensitization of solar electricity
Since pond, DSSC enjoys the concern of researcher, and its current photoelectric transformation efficiency has reached 13%.But with current opto-electronic conversion
Efficiency has reached that 19% perovskite solar cell or the silica-based solar cell of industrialization are compared, the dye sensitization sun
The efficiency of energy battery need to be improved.
DSSC photoelectric transformation efficiency depends primarily on three aspects：Light collection efficiency, electric charge injection efficiency and electric charge are received
Collect efficiency, therefore improve the efficiency of DSSC, the approach used at present has：Using 1-dimention nano oxide half
Conductor such as nano wire, nanometer rods and nanotube etc. are that working electrode improves electric transmission efficiency；Prepare novel electrolytes or double
Conductor electrode modification etc., so as to reduce the compound of carrier；By in synthesizing new dye molecule, increase conductor oxidate
Efficiency of light absorption is improved on surface or increase light scattering etc., so as to improve the efficiency of DSSC.
Conventional sull semiconductor working electrode, is mostly dye-sensitized solar cell anode at present,
TiO2Porous film electrode is as one of DSSC core component, while playing support, adsorpting dye molecule and transmission photoproduction
The multiple action of electronics, the quality of membrane electrode quality can directly affect DSSC photoelectric properties.Pure TiO2Porous film electrode
Opto-electronic conversion performance is unsatisfactory, and researcher expands the spectral absorption scope of porous film electrode, suppression frequently with various strategies
The efficiency of transmission merits and demerits that is compound and improving light induced electron of light induced electron processed, these strategies are mixed including nonmetalloid
Miscellaneous, metallic element doping, semiconductors coupling, surface modification and cladding, topographic design, increase scattering layer etc..
The content of the invention
Based on this, it is necessary to for pure TiO2There is provided a kind of photoelectric conversion for the problem of film light anode performance is not good
The preparation method of dye-sensitized solar cell anode that can be good.
A kind of preparation method of dye-sensitized solar cell anode, comprises the following steps：
By TiO2, transition metal oxide, water, dispersant, emulsifying agent and pore creating material mixing, be made slurry, wherein, TiO2、
Transition metal oxide, water, the mol ratio of dispersant and emulsifying agent are 1~3：1：20~60：6~17：3~8, the pore creating material
Quality be TiO2With the 8%~11% of transition metal oxide gross mass；
By the slurry coating on electro-conductive glass, calcined after drying, obtain semi-finished product；And
The semi-finished product are handled to the removing transition metal oxide in alkaline solution, dries, obtains dye sensitization
Solar battery light anode.
In one of the embodiments, the transition metal oxide is WO3、MoO3、MnO2、CoO、NiO、Fe2O3、CuO
At least one of and ZnO.
In one of the embodiments, the dispersant is at least one of acetylacetone,2,4-pentanedione, glacial acetic acid and ethanol, described
Emulsifying agent is triton x-100, and the pore creating material is PEG 20000.
In one of the embodiments, the temperature of the calcining is 450~500 DEG C, time of the calcining for 30~
60min。
In one of the embodiments, the alkaline solution is NaOH solution.
In one of the embodiments, the concentration of the NaOH solution is 2~4mol/L.
In one of the embodiments, the temperature that the semi-finished product are handled in alkaline solution is 50~80 DEG C, and the time is
20~40min.
In one of the embodiments, the temperature dried after the semi-finished product are handled in alkaline solution is 60~100 DEG C.
A kind of dye-sensitized solar cell anode, using the preparation of above-mentioned dye-sensitized solar cell anode
Method is made.
A kind of DSSC, including above-mentioned dye-sensitized solar cell anode.
The preparation method of above-mentioned dye-sensitized solar cell anode, pure titanium dioxide is improved using transition metal oxide
Titanium film, by being handled in alkaline solution, titanium dioxide property in alkaline solution is stable, transition metal oxide dissolving,
Light scattering site is served as in position where the transition metal oxide of dissolving, forms scattering layer in situ；While oxo transition metal
Compound is adsorbed in titanium dioxide surface again after being dissolved, and electronics recombination probability is effectively reduced, so as to improve dye sensitization
The photoelectric transformation efficiency of solar cell；The preparation method of the dye-sensitized solar cell anode, obtained dyestuff is quick
Change solar battery light anode photoelectric properties good, the photoelectric transformation efficiency for being assembled into DSSC is significantly carried
It is high.
Brief description of the drawings
The DSSC that Fig. 1 dye-sensitized solar cell anodes made from embodiment 1~5 and comparative example are assembled into
CV curve maps；
The DSSC that Fig. 2 dye-sensitized solar cell anodes made from embodiment 1~4 and comparative example are assembled into
Ac impedance spectroscopy.
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give the preferred embodiment of the present invention.But, the present invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more saturating
It is thorough comprehensive.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all combination of the Listed Items of pass.
The preparation method of the dye-sensitized solar cell anode of one embodiment, comprises the following steps：
S100：By TiO2, transition metal oxide, water, dispersant, emulsifying agent and pore creating material mixing, be made slurry, its
In, TiO2, transition metal oxide, water, the mol ratio of dispersant and emulsifying agent be 1~3：1：20~60：6~17：3~8, make
The quality of hole agent is TiO2With the 8%~11% of transition metal oxide gross mass.
Preferably, titanium dioxide uses P25, and P25 particle diameter is 20~30nm.
Preferably, transition metal oxide is WO3(tungstic acid), MoO3(molybdenum trioxide), MnO2(manganese dioxide), CoO
(cobalt black), NiO (nickel oxide), Fe2O3At least one of (ferric oxide), CuO (cupric oxide) and ZnO (zinc oxide).It is more excellent
Choosing, transition metal oxide is MoO3、WO3At least one of with ZnO.
Preferably, transition metal oxide is nano particle, it is highly preferred that the diameter dimension of transition metal oxide is
180~250nm.
The preparation method of transition metal oxide, comprises the following steps：Take corresponding transition metal salt compound, such as MoCl5,
It is added in solvent or solution, under 140~180 DEG C of temperature conditionss, reacts 4~12h, be then centrifuged for isolated solids,
It is collected by centrifugation again after solids is washed repeatedly using water and ethanol, 12h is dried under conditions of 60~80 DEG C, that is, obtains transition gold
Belong to oxide nano particles.Wherein, the transition metal salt compound is chloride or acetate etc., and the solvent is water and second
At least one of alcohol, the solution is aqueous povidone solution etc., and temperature control is adopted if necessary at 140~180 DEG C
With pressurized conditions to ensure reaction temperature.
Preferably, dispersant is at least one of acetylacetone,2,4-pentanedione, glacial acetic acid and ethanol, and emulsifying agent is triton x-100,
Pore creating material is PEG 20000.It is highly preferred that dispersant includes acetylacetone,2,4-pentanedione and glacial acetic acid, acetylacetone,2,4-pentanedione and glacial acetic acid
Mol ratio is 1~2:1, it is preferable that the mol ratio of acetylacetone,2,4-pentanedione and glacial acetic acid is 1:1.
Preferably, slurry is prepared using ball-milling method, by TiO2With transition metal oxide mixing, add water, dispersant,
Emulsifying agent and pore creating material, after being uniformly mixed, under 1000~2000 revs/min of speed, 5~8h of ball milling is made scattered
Uniform and stable slurry.
S200：By slurry coating on electro-conductive glass, calcined after drying, obtain semi-finished product.
It is preferred that, by slurry coating on electro-conductive glass, using knife coating, obtained film thickness is 10~13 μm (micro-
Rice)；It is preferred that, dry temperature is 20~30 DEG C, and the dry time is 10~60min.It is furthermore preferred that being dried at room temperature for
20min。
Preferably, the temperature of the calcining is 450~500 DEG C, and the time of the calcining is 30~60min.Heating rate
For 2 DEG C/min.
Preferably, electro-conductive glass is FTO (the tin dioxide transparent conductive glass of doping fluorine) or the ITO (dioxies of doped indium
Change tin transparent conducting glass).FTO the and ITO resistivity is 1 × 10-5Ω cm (Europe rice).
It is highly preferred that electro-conductive glass is FTO.Especially, before S100 steps, electro-conductive glass is cleaned：Use successively
Acetone, isopropanol, methanol, deionized water are each cleaned by ultrasonic, drying.Preferably, it is 20~30min to be cleaned by ultrasonic the time.It is excellent
Selection of land, is dried up using nitrogen.
S300：The semi-finished product are handled to the removing transition metal oxide in alkaline solution, dries, obtains dyestuff
Sensitization solar battery light anode.
Pure titinium dioxide film is improved using transition metal oxide, by being handled in alkaline solution, titanium dioxide exists
Property is stable in alkaline solution, transition metal oxide dissolving.On the one hand, the position where the transition metal oxide of dissolving is filled
When light scattering site, scattering layer in situ is formd, promotes light absorbs, improves light collection efficiency.On the other hand, while transition is golden
After category oxide is dissolved, adsorb again in TiO2Surface, effectively reduces electronics and is combined, improve electric charge injection efficiency.This hair
The bright synergy for taking full advantage of scattering layer in situ and semiconductor, to improve the property of dye-sensitized solar cell anode
Energy.
Further, the alkaline solution is NaOH solution.
Preferably, the concentration of the NaOH solution is 2~4mol/L.
Further, the temperature that the semi-finished product are handled in alkaline solution is 50~80 DEG C, and the time is 20~40min.
Further, the semi-finished product are handled in alkaline solution after the removing transition metal oxide, washing, then
It is dried.Preferably, washing uses deionized water.
Preferably, the temperature dried after the semi-finished product are handled in alkaline solution is 60~100 DEG C.Preferably, dry
Time control is in 6~12h.
The preparation method of above-mentioned dye-sensitized solar cell anode, pure titanium dioxide is improved using transition metal oxide
Titanium film, by being handled in alkaline solution, titanium dioxide property in alkaline solution is stable, transition metal oxide dissolving,
Light scattering site is served as in position where the transition metal oxide of dissolving, forms scattering layer in situ；While oxo transition metal
After compound is dissolved, adsorbs again in titanium dioxide surface, be effectively reduced electronics recombination probability, so as to improve dye sensitization
The photoelectric transformation efficiency of solar cell.Present invention process is simple, and ball milling knife coating prepares DSSC light sun
Pole, low cost is simple to operate.Obtained dye-sensitized solar cell anode photoelectric properties are good, are assembled into dye sensitization
The photoelectric transformation efficiency of solar cell is greatly improved.
Present invention also offers a kind of dye-sensitized solar cell anode, using above-mentioned dye sensitization of solar electricity
The preparation method of pond light anode is made.For DSSC, DSSC can effectively improve
Photoelectric properties.
Present invention also offers a kind of DSSC, including above-mentioned DSSC light sun
Pole.The light anode of the DSSC, using ready dissolution of the transition metal oxide in alkaline solution,
TiO2Scattering layer in situ has been obtained in semiconductive thin film, light absorbs have not only been promoted, and adsorb in TiO2The transition metal on surface
Oxide effectively reduces electronics recombination probability, so as to improve the photoelectric transformation efficiency of DSSC.
It is specific embodiment below.
Comparative example
The preparation of slurry：Take 0.35g P25,0.7g deionized water, 0.5g acetylacetone,2,4-pentanedione, 0.35g glacial acetic acid,
0.35g triton x-100,0.05g PEG 20000 are added in ball grinder and mixed, and then use planetary centrifugation
Machine ball milling, in 1000 revs/min of lower ball milling 5h.Uniform and stable slurry is obtained after ball milling.
The preparation of dye-sensitized solar cell anode：Using knife coating by slurry coating to electro-conductive glass FTO, room
Temperature is put into Muffle furnace after drying 20min, and 450 DEG C are raised to 2 DEG C/min heating rate, calcines 60min, and Temperature fall is obtained
To semi-finished product.Using this semi-finished product as DSSC light anode.
Embodiment 1
MoO3The preparation of particle：By 0.325g MoCl5Be added to 40g deionized water and 10g absolute ethyl alcohol composition
In the mixed solvent, magnetic agitation 1h.Then 10h is reacted in a kettle. under conditions of 180 DEG C.Temperature is down to after room temperature, from
Gains in depth of comprehension are repeatedly washed to precipitation with deionized water and absolute ethyl alcohol, then precipitation is placed in into drying in 80 DEG C of vacuum drying chamber
24h.Grinding, obtained powder is calcined in Muffle furnace, 1h is calcined at 500 DEG C, heating rate is 2 DEG C/min, naturally cold
But to room temperature, MoO is obtained3Particle, particle diameter is 300nm.
The preparation of slurry：By 0.3g P25,0.15g MoO3Particle, 0.700g deionized water, 0.5g levulinic
Ketone, 0.35g glacial acetic acid, 0.35g triton x-100 and 0.050g PEG 20000, which are added in ball grinder, mixes equal
It is even, in 1000 revs/min of lower ball milling 5h.Uniform and stable slurry is obtained after ball milling.
The preparation of dye-sensitized solar cell anode：Using knife coating by slurry coating to electro-conductive glass FTO, room
Temperature is put into Muffle furnace after drying 20min, and 500 DEG C are raised to 2 DEG C/min heating rate, calcines 30min, and Temperature fall is obtained
To semi-finished product.Semi-finished product are positioned in 2mol/L NaOH solution again, 20min is reacted under conditions of 80 DEG C, uses deionized water
Washing, 10h is then dried under the conditions of 80 DEG C, that is, obtains dye-sensitized solar cell anode.
Embodiment 2
MoO in the present embodiment3Preparation process such as embodiment 1.
The preparation of slurry.
By 0.3g P25,0.30g MoO3Particle, 0.700g deionized water, 0.5g ethanol, 0.35g ice vinegar
Acid, 0.35g triton x-100 and 0.050g PEG 20000 are added in ball grinder and are well mixed, 1000 turns/
Ball milling 5h under minute.Uniform and stable slurry is obtained after ball milling.
The preparation of dye-sensitized solar cell anode：Using knife coating by slurry coating to electro-conductive glass FTO, room
Temperature is dried after 20min, is put into Muffle furnace, and 450 DEG C are raised to 2 DEG C/min heating rate, calcines 60min, and Temperature fall is obtained
To semi-finished product.Semi-finished product are positioned in 3mol/L NaOH solutions again and handled, 40min is reacted under conditions of 60 DEG C, uses deionization
Water washing, then calcines 6h in 100 DEG C, obtains dye-sensitized solar cell anode.
Embodiment 3
WO3The preparation of particle：2g polyvinylpyrrolidone is dissolved in 20g deionized water, 10mL is then added dense
The ammonium metatungstate solution for 0.5mol/L is spent, 1h, ultrasonically treated 1h is stirred.5g cetomacrogol 1000 is added, continues to stir 2h
Afterwards, dried under conditions of 80 DEG C.Obtained powder calcines 1h in Muffle furnace at 500 DEG C, heating rate is 2 DEG C/min, from
Room temperature so is cooled to, WO is obtained3Particle.
The preparation of slurry：By 0.3g P25,0.15g WO3Particle, 0.700g deionized water, 0.5g levulinic
Ketone, 0.35g glacial acetic acid, 0.35g triton x-100 and 0.050g PEG 20000 are added in ball grinder and mixed
Uniformly, in 1000 revs/min of lower ball milling 5h.Uniform and stable slurry is obtained after ball milling.
The preparation of dye-sensitized solar cell anode：Using knife coating by slurry coating to electro-conductive glass FTO, room
Temperature is put into Muffle furnace after drying 20min, and 480 DEG C are raised to 2 DEG C/min heating rate, calcines 40min, and Temperature fall is obtained
To semi-finished product.Semi-finished product are positioned over again in 3mol/L NaOH solution and handled, react 40min under conditions of 50 DEG C, spend from
Sub- water washing, 12h is then dried under the conditions of 60 DEG C, that is, obtains dye-sensitized solar cell anode.
Embodiment 4
The preparation of ZnO particle：2g Zinc diacetate dihydrate is dissolved in 100g diglycol, in 160 DEG C of bar
12h is reacted under part, white casse liquid is obtained, centrifuged, three washings of absolute ethyl alcohol and water, what centrifugation was obtained is deposited in 80 DEG C
Vacuum drying chamber in dry 12h, that is, obtain ZnO particle.
The preparation of slurry：By 0.3g P25,0.15g ZnO particle, 0.700g deionized water, 0.5g levulinic
Ketone, 0.35g glacial acetic acid, 0.35g triton x-100 and 0.050g PEG 20000 are added in ball grinder and mixed
Uniformly, in 1000 revs/min of lower ball milling 5h.Uniform and stable slurry is obtained after ball milling.
The preparation of dye-sensitized solar cell anode：Using knife coating by slurry coating to electro-conductive glass FTO, room
Temperature is put into Muffle furnace after drying 20min, and 450 DEG C are raised to 2 DEG C/min heating rate, calcines 1h, and Temperature fall obtains half
Finished product.Semi-finished product are positioned over again in 3mol/L NaOH solution and handled, reacted 30min under conditions of 70 DEG C, use deionized water
Washing, 12h is then dried under the conditions of 80 DEG C, that is, obtains dye-sensitized solar cell anode.
Embodiment 5
WO3 preparation such as embodiment 3.
The preparation of slurry：Take 0.3g P25,0.3g WO3 particles, 0.700g deionized water, 0.5g acetylacetone,2,4-pentanedione,
The PEG 20000 of 0.35g glacial acetic acid, 0.35g triton x-100 and 0.050g, which is added in ball grinder, mixes equal
It is even, in 1000 revs/min of lower ball milling 5h.Uniform and stable slurry is obtained after ball milling.
The preparation of dye-sensitized solar cell anode：Using knife coating by slurry coating to electro-conductive glass FTO, room
Temperature is put into Muffle furnace after drying 20min, and 480 DEG C are raised to 2 DEG C/min heating rate, calcines 50min, and Temperature fall is obtained
To semi-finished product.Semi-finished product are positioned over again in 3mol/L NaOH solution and handled, react 30min under conditions of 70 DEG C, spend from
Sub- water washing, 8h is then dried under the conditions of 80 DEG C, that is, obtains dye-sensitized solar cell anode.
By dye-sensitized solar cell anode made from the embodiment of the present invention 1~5 and comparative example, as DSSC
In working electrode, the area of working electrode is 0.25cm2 (0.5cm × 0.5cm), and DSSC is assembled into respectively.Assemble DSSC
The step of it is as follows：By the dye-sensitized solar cell anode 0.5mmol/L D205 (D205 indoles dyestuff)
(volume ratio of acetonitrile and the tert-butyl alcohol is 1 for acetonitrile and tert-butyl alcohol mixed solution:1) in after immersion 24h, washed down with absolute ethyl alcohol, room
30min is dried under the conditions of temperature, using Pt as to electrode, by conducting surface of the conducting surface of electrode down against working electrode,
Sandwich structure battery is fabricated to two clips；To injecting electrolyte solution, electrolyte solution between electrode and working electrode
To contain DMPII (1,2- dimethyl -3- propyl imidazoles iodine), I2, LiI and 4- butyl-pyridiniums acetonitrile solution, wherein, DMPII
Concentration be 0.3mol/L, I2Concentration be 0.05mol/L, LiI concentration is 0.5mol/L, and the concentration of 4- butyl-pyridiniums is
0.5mol/L。
CV tests are carried out to above-mentioned DSSC, test condition is：Xenon lamp is as analog light source, and the intensity of light source is 100mW/cm2,
Below 420nm ultraviolet light is filtered using optical filter, electrochemical workstation model Zahner, test result such as Fig. 1 test number
According to such as table 1.
Ac impedance measurement is carried out to above-mentioned DSSC：Test condition biases to be additional with DSSC open-circuit voltages identical
(vs.Ag/AgCl sat.), amplitude is 10mV, and frequency range is 0.1Hz~10KHz, wherein, open-circuit voltage passes through AC impedance
Step before test determines that test result is as shown in Figure 2.
In Fig. 1 and Fig. 2, a is dye-sensitized solar cell anode made from comparative example, and b is made for embodiment 1
Dye-sensitized solar cell anode, c be dye-sensitized solar cell anode made from embodiment 2, d is embodiment
Dye-sensitized solar cell anode made from 3, e is dye-sensitized solar cell anode made from embodiment 4.Fig. 1
Middle f is dye-sensitized solar cell anode made from embodiment 5.
It was found from the data in Fig. 1 and table 1, using DSSC light made from the preparation method of the present invention
Anode is assembled into DSSC as working electrode, compared with comparative example, the short-circuit current density (J of embodiment 1~5sc) and light
Photoelectric transformation efficiency (η) is all improved.And in open-circuit voltage (Voc) keep it is constant in the case of, short-circuit current density (Jsc) highest
Reach 19.52mA/cm2, factor of influence (FF) reaches 52%, and photoelectric transformation efficiency (η) is up to 7.71%.
Table 1
| Embodiment | Jsc(mA/cm2) | Voc(mV) | FF (%) | η (%) |
| Comparative example | 6.72 | 740 | 62.5 | 3.11 |
| Embodiment 1 | 12.76 | 709 | 59.1 | 5.34 |
| Embodiment 2 | 8.24 | 723 | 66.2 | 3.86 |
| Embodiment 3 | 13.68 | 680 | 60.0 | 5.57 |
| Embodiment 4 | 19.52 | 750 | 52.0 | 7.71 |
| Embodiment 5 | 14.16 | 744 | 56.9 | 6.00 |
It was found from the data in Fig. 2, dye-sensitized solar cell anode made from the preparation method of the present invention is made
For working electrode, the DSSC and DSSC of comparative example Nyquist collection of illustrative plates contrast is assembled into, is prepared using the inventive method
The DSSC that light anode is assembled into, the impedance arc radius of intermediate frequency zone is compared, and film is much smaller made from comparative example, illustrates electronics
The impedance transmitted in the film is smaller, reduces the recombination probability of electronics.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (9)
1. a kind of preparation method of dye-sensitized solar cell anode, it is characterised in that comprise the following steps：
By TiO2, transition metal oxide, water, dispersant, emulsifying agent and pore creating material mixing, be made slurry, wherein, TiO2, transition
Metal oxide, water, the mol ratio of dispersant and emulsifying agent are 1~3：1：20~60：6~17：3~8, the matter of the pore creating material
Measure as TiO2With the 8%~11% of transition metal oxide gross mass, the transition metal oxide is WO3、MoO3And in ZnO
It is at least one；
By the slurry coating on electro-conductive glass, calcined after drying, obtain semi-finished product；And
The semi-finished product are handled to the removing transition metal oxide in aqueous slkali, dries, obtains dye sensitization of solar
Battery light anode.
2. the preparation method of dye-sensitized solar cell anode according to claim 1, it is characterised in that described point
Powder is at least one of acetylacetone,2,4-pentanedione, glacial acetic acid and ethanol, and the emulsifying agent is triton x-100, and the pore creating material is
PEG 20000.
3. the preparation method of dye-sensitized solar cell anode according to claim 1, it is characterised in that described to forge
The temperature of burning is 450~500 DEG C, and the time of the calcining is 30~60min.
4. the preparation method of dye-sensitized solar cell anode according to claim 1, it is characterised in that the alkali
Solution is NaOH solution.
5. the preparation method of dye-sensitized solar cell anode according to claim 4, it is characterised in that described
The concentration of NaOH solution is 2~4mol/L.
6. the preparation method of dye-sensitized solar cell anode according to claim 1, it is characterised in that described half
The temperature that finished product is handled in aqueous slkali is 50~80 DEG C, and the time is 20~40min.
7. the preparation method of dye-sensitized solar cell anode according to claim 1, it is characterised in that described to incite somebody to action
The temperature that semi-finished product are dried after being handled in aqueous slkali is 60~100 DEG C.
8. a kind of dye-sensitized solar cell anode, it is characterised in that using described in claim 1~7 any one
The preparation method of dye-sensitized solar cell anode is made.
9. a kind of DSSC, it is characterised in that including the DSSC described in claim 8
Light anode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410782828.7A CN104538191B (en) | 2014-12-16 | 2014-12-16 | The preparation method and dye-sensitized solar cell anode and DSSC of dye-sensitized solar cell anode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410782828.7A CN104538191B (en) | 2014-12-16 | 2014-12-16 | The preparation method and dye-sensitized solar cell anode and DSSC of dye-sensitized solar cell anode |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104538191A CN104538191A (en) | 2015-04-22 |
| CN104538191B true CN104538191B (en) | 2017-11-07 |
Family
ID=52853700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410782828.7A Expired - Fee Related CN104538191B (en) | 2014-12-16 | 2014-12-16 | The preparation method and dye-sensitized solar cell anode and DSSC of dye-sensitized solar cell anode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104538191B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443807A (en) * | 2018-04-02 | 2018-08-24 | 深圳凯达通光电科技有限公司 | One kind being based on the energy-saving and environment-friendly intelligent road-lamp of Internet of Things |
| CN108538604A (en) * | 2018-04-02 | 2018-09-14 | 深圳汇创联合自动化控制有限公司 | A kind of solar cell module |
| CN111952078B (en) * | 2019-05-15 | 2023-07-14 | 青岛海尔特种电冰柜有限公司 | Thin film solar cell for refrigeration device and preparation method and application thereof |
| CN112547083B (en) * | 2019-09-25 | 2023-09-15 | 湘潭大学 | Method for improving photoelectric performance of tungsten trioxide photo-anode through cobalt monoxide loading of different phases |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101013730A (en) * | 2007-02-01 | 2007-08-08 | 复旦大学 | Dye-sensitized solar battery of nano-crystalline thin film and method for making same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101702378B (en) * | 2009-10-29 | 2011-04-13 | 彩虹集团公司 | Method for preparing titanium dioxide thin films for dye-sensitized solar cells |
-
2014
- 2014-12-16 CN CN201410782828.7A patent/CN104538191B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101013730A (en) * | 2007-02-01 | 2007-08-08 | 复旦大学 | Dye-sensitized solar battery of nano-crystalline thin film and method for making same |
Non-Patent Citations (1)
| Title |
|---|
| "光功能纳米材料的制备及其在光电转换和生物检测中的应用";陈志钢;《中国博士学位论文全文数据库 基础科学辑》;20090615(第6期);第A006-17页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104538191A (en) | 2015-04-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104465102B (en) | Dye-sensitized solar cell photo-anode and preparing method and application thereof | |
| Lim et al. | Effect of coadsorbent properties on the photovoltaic performance of dye-sensitized solar cells | |
| CN101770869B (en) | Method for preparing titanium dioxide films for dye-sensitized solar battery | |
| CN102082032B (en) | Paper dye sensitization solar battery photo-anode and preparation method thereof | |
| CN105803476A (en) | Photoanode of bismuth ferrite modified bismuth vanadate, preparation method, and application of photoanode to water photolysis hydrogen production | |
| CN101901693A (en) | Graphene composite dye-sensitized solar cell light anode and preparation method thereof | |
| CN104538191B (en) | The preparation method and dye-sensitized solar cell anode and DSSC of dye-sensitized solar cell anode | |
| CN103943365B (en) | A kind of preparation method of DSSC modification light anode | |
| CN103560014B (en) | Dye-sensitized cell is with to electrode, its preparation method and dye-sensitized cell | |
| Jia et al. | Enhanced performance of dye-sensitized solar cells with Y-shaped organic dyes containing di-anchoring groups | |
| CN101567268B (en) | Method for preparing ternary two-layer titanium dioxide film | |
| CN101770870A (en) | Low-cost counter electrode for dye-sensitized solar battery | |
| Yeh et al. | Preparing core–shell structure of ZnO@ TiO2 nanowires through a simple dipping–rinse–hydrolyzation process as the photoanode for dye-sensitized solar cells | |
| CN101022136A (en) | Alkaline-earth metal salt decorative nano crystal semiconductor optical anode, producing method and application thereof | |
| CN106971852A (en) | A kind of DSSC of modified light anode structure | |
| CN110061140A (en) | A kind of stratiform NiO base carbon electrode perovskite solar battery and preparation method thereof | |
| CN103887071A (en) | Flexible nano paper-base compound photo-anode for dye-sensitized solar cell and preparation method thereof | |
| CN105551811B (en) | The porous SnO of graded structure2And TiO2The Ag@C nanos ball of cladding, preparation method and applications | |
| Fu et al. | Preparation of nano-crystal N-Zn/TiO 2 anode films and the effects of co-sensitization on the performance of dye-sensitized solar cells | |
| CN102324305A (en) | Composite structure counter electrode for dye sensitized solar cell and preparation method of composite structure counter electrode | |
| CN106847518B (en) | A kind of dye-sensitized solar cell anode and preparation method thereof | |
| CN106195885B (en) | A kind of Solar lamp | |
| CN108987117A (en) | CoSe2The preparation method of electrocatalysis material and its application in two-sided quasi-solid-state dye sensitized solar battery | |
| CN108511197A (en) | Based on three layers of TiO2The dye cell of laminated film | |
| CN103515106A (en) | PbS/ITO film base photoelectrochemical solar cell and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 Termination date: 20211216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |