CN107565025A - A kind of CH of carbon containing quantum dot3NH3BiI3The preparation method of based perovskite solar cell - Google Patents

A kind of CH of carbon containing quantum dot3NH3BiI3The preparation method of based perovskite solar cell Download PDF

Info

Publication number
CN107565025A
CN107565025A CN201710739475.6A CN201710739475A CN107565025A CN 107565025 A CN107565025 A CN 107565025A CN 201710739475 A CN201710739475 A CN 201710739475A CN 107565025 A CN107565025 A CN 107565025A
Authority
CN
China
Prior art keywords
quantum dot
bii
carbon containing
containing quantum
solar cell
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.)
Withdrawn
Application number
CN201710739475.6A
Other languages
Chinese (zh)
Inventor
陈东进
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Lianzhou Intellectual Property Operation and Management Co Ltd
Original Assignee
Dongguan Lianzhou Intellectual Property Operation and Management Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dongguan Lianzhou Intellectual Property Operation and Management Co Ltd filed Critical Dongguan Lianzhou Intellectual Property Operation and Management Co Ltd
Priority to CN201710739475.6A priority Critical patent/CN107565025A/en
Publication of CN107565025A publication Critical patent/CN107565025A/en
Withdrawn legal-status Critical Current

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
    • Y02E10/549—Organic PV cells

Abstract

The present invention provides a kind of CH of carbon containing quantum dot3NH3BiI3The preparation method of based perovskite solar cell, comprises the following steps：By BiI3Solid powder and CH3NH3I crystal is dissolved in polar solvent, heating stirring is stayed overnight, add the carbon quantum dot solution of coated polymer, it is well mixed again, filters, obtain mixed solution, mixed solution is spun on the FTO substrates covered with electron transfer layer, spin coating is stood after terminating, and is heated after standing, obtains the CH of carbon containing quantum dot3NH3BiI3Film, after natural cooling, it is placed in culture dish, and iodide powder is uniformly spilt around film, be placed in vacuum drying chamber, low-pressure heating, natural cooling, finally clean drying with isopropanol, heats, obtain the CH of carbon containing quantum dot3NH3BiI3One layer of aluminium is plated on based perovskite sun light absorbing layer, then surface, obtains the CH of carbon containing quantum dot3NH3BiI3Based perovskite solar cell.

Description

A kind of CH of carbon containing quantum dot3NH3BiI3The preparation of based perovskite solar cell Method
Technical field
The invention belongs to non-lead perovskite solar cell material technical field, and in particular to a kind of carbon containing quantum dot CH3NH3BiI3The preparation method of based perovskite solar cell.
Background technology
Solar energy can provide inexhaustible clean energy resource for human social development, be human society reply energy Source crisis, the important countermeasure for solving environmental problem, seeking sustainable development.Solar cell is by photoelectric effect or photochemical Learn effect and luminous energy is directly changed into electric energy, be the major way that current solar energy uses.
Perovskite solar cell has that cost is low relative to traditional silica-based solar cell no-load voltage ratio, the spy of efficiency high Point.Perovskite compound is that one kind has ABX3The cube or octahedral structure of crystal formation, A positions are usually a kind of big metal sun Ion, such as calcium, palladium, strontium, lead, potassium and lanthanum race metal, B positions can be coordinated to form octahedral metal M cation, as lead, tin, Copper, iron and niobium etc., X are coordinated octahedral halide anion for that can be formed with A, and such as chlorine, bromine, iodine, wherein A positions can be suitable Organic matter substitution, formed hybrid inorganic-organic perovskite material.Hybrid inorganic-organic perovskite material is lured with inorganic framework Organic component ordered arrangement is led, so as to have higher mobility and photoelectric activity, there is stable crystal structure, unique electricity Magnetic property and good isomerization, light absorptive, electro-catalysis isoreactivity, can be used on DSSC.Although lead Battery efficiency highest of the base halide perovskite as light-absorption layer, but air stability is poor, and also it is easy to environment and human body Pollute, it is therefore desirable to develop non-lead perovskite material, and then obtain high stable, nontoxic, efficient perovskite solar-electricity Pond.
A kind of chemistry conjunction of inorganic non-lead halide perovskite thin film of the feature of environmental protection disclosed in Chinese patent CN106374047A Into method, tin halides are dissolved in organic solvent, add caesium halide, lucifuge stirs to obtain perovskite precursor solution, by calcium titanium Ore deposit precursor solution is spun on substrate material surface, is cooled down after heating, and it is thin to obtain the inorganic non-lead halide perovskite of caesium tin Film.It is a kind of disclosed in Chinese patent CN106282922A to co-evaporate the method for preparing inorganic non-lead halide perovskite thin film, will After backing material cleaning, heating in vacuum, by the temperature adjustment of caesium halide evaporation source to 300-900 DEG C, by tin halides evaporation source Temperature adjustment to 100-800 DEG C, will both concurrently vapour depositings, being cooled to room temperature, to obtain inorganic non-lead halide perovskite thin Film.It follows that in order to improve non-lead-based perovskite battery performance, it is necessary to improve the surface topography of non-lead perovskite thin film, with The structure for reaching dense uniform is sought, improves the combination property of perovskite battery.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of CH of carbon containing quantum dot3NH3BiI3Based perovskite solar-electricity The carbon quantum dot that coated polymer is added in non-lead bismuthino perovskite material is prepared to form suspension by the preparation method in pond, the present invention Liquid, prepare using spin coating technique and gas phase sedimentary facies auxiliary and form the light absorbing layer of dense uniform, then with electron transfer layer and aluminium Layer prepares and forms perovskite solar cell.The present invention prepares perovskite solar cell and is free of lead element, and cost is low, no poison ring Protect, and preparation method is simple, conversion efficiency of solar cell is high, while has higher heat endurance.
In order to solve the above technical problems, the technical scheme is that：
A kind of CH of carbon containing quantum dot3NH3BiI3The preparation method of based perovskite solar cell, it is characterised in that：Including Following steps：
(1) in a nitrogen environment, aqueous solution of hydrogen iodide will be added in methylethylolamine solution, 0 DEG C of ice bath stirring reaction 2h, 55 DEG C revolving 1h obtain white crystals, white crystals are dissolved in absolute ethyl alcohol, then with ether rush crystallize, crystal is placed in vacuum Dried in baking oven, obtain CH3NH3I crystal；
(2) by BiI3CH prepared by solid powder and step (1)3NH3I crystal is dissolved in polar solvent, at 50-80 DEG C Heating stirring is stayed overnight, and is added the carbon quantum dot solution of coated polymer, is well mixed again, filtering, obtains mixed solution, will be mixed Close solution to be spun on the FTO substrates covered with electron transfer layer, spin coating is stood after terminating, and warm table is placed into after standing Upper heating 30min, obtains the CH of carbon containing quantum dot3NH3BiI3Film；
(3) CH for the carbon containing quantum dot for preparing step (2)3NH3BiI3After film natural cooling, it is placed in culture dish, And iodide powder is uniformly spilt around film, and culture dish is placed in vacuum drying chamber, low-pressure heating is vapor-deposited, from So cooling, finally cleans drying with isopropanol, heats, obtains the CH of carbon containing quantum dot3NH3BiI3Based perovskite sun light absorbs Layer, then the CH of carbon containing quantum dot3NH3BiI3One layer of aluminium is plated on the surface of based perovskite sun light absorbing layer, obtains carbon containing quantum dot CH3NH3BiI3Based perovskite solar cell.
As the preferred of above-mentioned technical proposal, in the step (1), the mass ratio of methylamine and hydrogen iodide is 7.5-8:30.
As the preferred of above-mentioned technical proposal, in the step (2), BiI3Solid powder and CH3NH3The mol ratio of I crystal For 3:1.
As the preferred of above-mentioned technical proposal, in the step (2), polar solvent is DMF DMF, two One or two kinds of mixture in methyl sulfoxide DMSO, gamma-butyrolacton GBL, DMA DMAC.
As the preferred of above-mentioned technical proposal, in the step (2), carbon quantum dot is in the carbon quantum dot of coated polymer Glucose carbon source quantum dot, polymer are polyvinylpyrrolidone or polyethylene glycol.
As the preferred of above-mentioned technical proposal, in the step (2), the concentration of mixed solution is 0.4-1.2mol/mL.
As the preferred of above-mentioned technical proposal, in the step (2), electron transfer layer is PCBM fullerene derivate layers.
As the preferred of above-mentioned technical proposal, in the step (3), iodide are in methylamine iodine, carbonamidine iodine and caesium iodine One or two kinds of mixture, the iodide powder quality is 0.15-0.4g.
As the preferred of above-mentioned technical proposal, in the step (3), the pressure of low-pressure heating is 1-20KPa, heating-up temperature For 150-170 DEG C, time 10-120min.
As the preferred of above-mentioned technical proposal, in the step (3), the temperature of heating is 100-170 DEG C, time 3- 10min。
Compared with prior art, the invention has the advantages that：
(1) CH of carbon containing quantum dot prepared by the present invention3NH3BiI3Light reaction layer in based perovskite solar cell is The CH of carbon containing quantum dot3NH3BiI3Film, film replace lead with bismuth, avoid the toxicity of lead, thin by adding carbon quantum dot raising The stability and heat endurance of film, carbon quantum dot are improved the dispersive property of carbon quantum dot by polymer overmold, pass through gas in addition Phase adventitious deposit technology, the consistency and the uniformity of film are improved, is advantageous to carrier transport, crystallinity is good, then improves The conversion efficiency of battery.
(2) preparation flow of the invention is simple, and controllability is strong, the problem of improving solvent spin-coated thin film low density, and By the presence of carbon quantum dot, the stability of raising film and solar cell, the repetitive rate height of preparation method.
Embodiment
The present invention is described in detail below in conjunction with specific embodiment, herein illustrative examples and explanation of the invention For explaining the present invention, but it is not as a limitation of the invention.
Embodiment 1：
(1) it is 7.5 according to the mass ratio of methylamine and hydrogen iodide:30, in a nitrogen environment, it will be added in methylethylolamine solution Aqueous solution of hydrogen iodide, 0 DEG C of ice bath stirring reaction 2h, 55 DEG C rotate 1h and obtain white crystals, and white crystals are dissolved in into anhydrous second In alcohol, then rushed and crystallized with ether, crystal is placed in vacuum drying oven and dried, obtains CH3NH3I crystal.
(2) by BiI3Solid powder and CH3NH3I crystal is 3 according to mol ratio:1 is dissolved in N,N-dimethylformamide DMF poles Property solution in, heating stirring is stayed overnight at 50 DEG C, add 0.1mg/mL cladding polyvinylpyrrolidone glucose carbon source amount Son point solution, is well mixed, filters, obtain 0.4mol/mL mixed solution, mixed solution is spun to covered with 80nm again PCBM fullerene derivate layer electron transfer layers FTO substrates on, with 2000r/min rotating speed spin coating 20s, stood after terminating 5min, it is placed on warm table after standing, heats 30min at 50 DEG C, obtain the carbon quantum dot containing 0.01wt% CH3NH3BiI3Film.
(3) by the CH of carbon containing quantum dot3NH3BiI3After film natural cooling, it is placed in culture dish, and around film 0.15g methylamine iodine powder uniformly is spilt, culture dish is placed in vacuum drying chamber, the low-pressure heating 10min at 1Kpa and 150 DEG C, Natural cooling, drying finally is cleaned with isopropanol, 3min is heated at 100 DEG C, obtain the CH of carbon containing quantum dot3NH3BiI3Base calcium Titanium ore sun light absorbing layer, then the CH of carbon containing quantum dot3NH3BiI3Plate one layer of 100nm in the surface of based perovskite sun light absorbing layer Aluminium lamination, obtain the CH of carbon containing quantum dot3NH3BiI3Based perovskite solar cell.
Embodiment 2：
(1) it is 8 according to the mass ratio of methylamine and hydrogen iodide:30, in a nitrogen environment, iodine will be added in methylethylolamine solution Change aqueous solution of hydrogen, 0 DEG C of ice bath stirring reaction 2h, 55 DEG C rotate 1h and obtain white crystals, and white crystals are dissolved in into absolute ethyl alcohol In, then rushed and crystallized with ether, crystal is placed in vacuum drying oven and dried, obtains CH3NH3I crystal.
(2) by BiI3Solid powder and CH3NH3I crystal is 3 according to mol ratio:1 to be dissolved in dimethyl sulfoxide (DMSO) DMSO polarity molten In liquid, heating stirring is stayed overnight at 80 DEG C, adds the glucose carbon source quantum dot of 0.5mg/mL cladding polyethylene glycol polymer Solution, it is well mixed again, filters, obtain 1.2mol/mL mixed solution, mixed solution is spun to covered with 80nm's On the FTO substrates of PCBM fullerene derivate layer electron transfer layers, with 5000r/min rotating speed spin coating 50s, stood after terminating 20min, it is placed on warm table after standing, heats 30min at 150 DEG C, obtain the carbon quantum dot containing 0.05wt% CH3NH3BiI3Film.
(3) by the CH of carbon containing quantum dot3NH3BiI3After film natural cooling, it is placed in culture dish, and around film 0.4g carbonamidine iodine powder uniformly is spilt, culture dish is placed in vacuum drying chamber, the low-pressure heating 120min at 20Kpa and 170 DEG C, Natural cooling, drying finally is cleaned with isopropanol, 10min is heated at 170 DEG C, obtain the CH of carbon containing quantum dot3NH3BiI3Base Perovskite sun light absorbing layer, then the CH of carbon containing quantum dot3NH3BiI3Plate one layer in the surface of based perovskite sun light absorbing layer 100nm aluminium lamination, obtain the CH of carbon containing quantum dot3NH3BiI3Based perovskite solar cell.
Embodiment 3：
(1) it is 7.8 according to the mass ratio of methylamine and hydrogen iodide:30, in a nitrogen environment, it will be added in methylethylolamine solution Aqueous solution of hydrogen iodide, 0 DEG C of ice bath stirring reaction 2h, 55 DEG C rotate 1h and obtain white crystals, and white crystals are dissolved in into anhydrous second In alcohol, then rushed and crystallized with ether, crystal is placed in vacuum drying oven and dried, obtains CH3NH3I crystal.
(2) by BiI3Solid powder and CH3NH3I crystal is 3 according to mol ratio:1 is dissolved in gamma-butyrolacton GBL polar solvents In, heating stirring is stayed overnight at 60 DEG C, and the glucose carbon source quantum dot for adding 0.2mg/mL cladding polyvinylpyrrolidone is molten Liquid, it is well mixed again, filters, obtain 0.5mol/mL mixed solution, mixed solution is spun to the PCBM covered with 80nm On the FTO substrates of fullerene derivate layer electron transfer layer, with 3000r/min rotating speed spin coating 35s, 10min is stood after terminating, It is placed into after standing on warm table, 30min is heated at 100 DEG C, obtains the CH of the carbon quantum dot containing 0.02wt%3NH3BiI3 Film.
(3) by the CH of carbon containing quantum dot3NH3BiI3After film natural cooling, it is placed in culture dish, and around film 0.2g caesium iodine powder uniformly is spilt, culture dish is placed in vacuum drying chamber, the low-pressure heating 50min at 5Kpa and 160 DEG C, from So cooling, finally cleans drying with isopropanol, 5min is heated at 120 DEG C, obtain the CH of carbon containing quantum dot3NH3BiI3Base calcium titanium Ore deposit sun light absorbing layer, then the CH of carbon containing quantum dot3NH3BiI3One layer of 100nm's of surface plating of based perovskite sun light absorbing layer Aluminium lamination, obtain the CH of carbon containing quantum dot3NH3BiI3Based perovskite solar cell.
Embodiment 4：
(1) it is 7.5 according to the mass ratio of methylamine and hydrogen iodide:30, in a nitrogen environment, it will be added in methylethylolamine solution Aqueous solution of hydrogen iodide, 0 DEG C of ice bath stirring reaction 2h, 55 DEG C rotate 1h and obtain white crystals, and white crystals are dissolved in into anhydrous second In alcohol, then rushed and crystallized with ether, crystal is placed in vacuum drying oven and dried, obtains CH3NH3I crystal.
(2) by BiI3Solid powder and CH3NH3I crystal is 3 according to mol ratio:1 is dissolved in DMAC N,N' dimethyl acetamide DMAC In polar solvent, heating stirring is stayed overnight at 80 DEG C, adds the glucose carbon source of 0.2mg/mL cladding polyvinylpyrrolidone Quantum dot solution, be well mixed again, filter, obtain 0.8mol/mL mixed solution, by mixed solution be spun to covered with On the FTO substrates of 80nm PCBM fullerene derivate layer electron transfer layers, with 4000r/min rotating speed spin coating 40s, after terminating 10min is stood, is placed into after standing on warm table, is heated 30min at 80 DEG C, obtain the carbon quantum dot containing 0.01wt% CH3NH3BiI3Film.
(3) by the CH of carbon containing quantum dot3NH3BiI3After film natural cooling, it is placed in culture dish, and around film 0.25g methylamines iodine and carbonamidine iodine powder uniformly are spilt, culture dish is placed in vacuum drying chamber, low pressure adds at 5Kpa and 150 DEG C Hot 60min, natural cooling, drying finally is cleaned with isopropanol, 5min is heated at 150 DEG C, obtain carbon containing quantum dot CH3NH3BiI3Based perovskite sun light absorbing layer, then the CH of carbon containing quantum dot3NH3BiI3The table of based perovskite sun light absorbing layer One layer of 100nm aluminium lamination is plated in face, obtains the CH of carbon containing quantum dot3NH3BiI3Based perovskite solar cell.
Embodiment 5：
(1) it is 8 according to the mass ratio of methylamine and hydrogen iodide:30, in a nitrogen environment, iodine will be added in methylethylolamine solution Change aqueous solution of hydrogen, 0 DEG C of ice bath stirring reaction 2h, 55 DEG C rotate 1h and obtain white crystals, and white crystals are dissolved in into absolute ethyl alcohol In, then rushed and crystallized with ether, crystal is placed in vacuum drying oven and dried, obtains CH3NH3I crystal.
(2) by BiI3Solid powder and CH3NH3I crystal is 3 according to mol ratio:1 be dissolved in N,N-dimethylformamide DMF and In dimethyl sulfoxide (DMSO) DMSO polar solvents, heating stirring is stayed overnight at 60 DEG C, adds 0.3mg/mL cladding polyvinylpyrrolidine The glucose carbon source quantum dot solution of ketone, is well mixed again, filtering, 0.8mol/mL mixed solution is obtained, by mixed solution It is spun on the FTO substrates of the PCBM fullerene derivate layer electron transfer layers covered with 80nm, is revolved with 4500r/min rotating speed 45s is applied, 10m in are stood after terminating, is placed into after standing on warm table, is heated 30min at 100 DEG C, contained The CH of 0.02wt% carbon quantum dots3NH3BiI3Film.
(3) by the CH of carbon containing quantum dot3NH3BiI3After film natural cooling, it is placed in culture dish, and around film 0.35g methylamines iodine and caesium iodine powder uniformly are spilt, culture dish is placed in vacuum drying chamber, low pressure adds at 5Kpa and 150 DEG C Hot 30min, natural cooling, drying finally is cleaned with isopropanol, 8min is heated at 130 DEG C, obtain carbon containing quantum dot CH3NH3BiI3Based perovskite sun light absorbing layer, then the CH of carbon containing quantum dot3NH3BiI3The table of based perovskite sun light absorbing layer One layer of 100nm aluminium lamination is plated in face, obtains the CH of carbon containing quantum dot3NH3BiI3Based perovskite solar cell.
Embodiment 6：
(1) it is 8 according to the mass ratio of methylamine and hydrogen iodide:30, in a nitrogen environment, iodine will be added in methylethylolamine solution Change aqueous solution of hydrogen, 0 DEG C of ice bath stirring reaction 2h, 55 DEG C rotate 1h and obtain white crystals, and white crystals are dissolved in into absolute ethyl alcohol In, then rushed and crystallized with ether, crystal is placed in vacuum drying oven and dried, obtains CH3NH3I crystal.
(2) by BiI3Solid powder and CH3NH3I crystal is 3 according to mol ratio:1 be dissolved in N,N-dimethylformamide DMF and In DMA DMAC polar solvents, heating stirring is stayed overnight at 65 DEG C, adds 0.5mg/mL cladding polyethylene The glucose carbon source quantum dot solution of pyrrolidones, is well mixed again, filtering, obtains 1mol/mL mixed solution, will mix Solution is spun on the FTO substrates of the PCBM fullerene derivate layer electron transfer layers covered with 80nm, with turning for 4000r/min Fast spin coating 35s, 10min is stood after terminating, is placed into after standing on warm table, 30min is heated at 100 DEG C, is contained The CH of 0.03wt% carbon quantum dots3NH3BiI3Film.
(3) by the CH of carbon containing quantum dot3NH3BiI3After film natural cooling, it is placed in culture dish, and around film 0.4g carbonamidines iodine and caesium iodine powder uniformly are spilt, culture dish is placed in vacuum drying chamber, low pressure adds at 10Kpa and 150 DEG C Hot 60min, natural cooling, drying finally is cleaned with isopropanol, 10min is heated at 150 DEG C, obtain carbon containing quantum dot CH3NH3BiI3Based perovskite sun light absorbing layer, then the CH of carbon containing quantum dot3NH3BiI3The table of based perovskite sun light absorbing layer One layer of 100nm aluminium lamination is plated in face, obtains the CH of carbon containing quantum dot3NH3BiI3Based perovskite solar cell.
After testing, the CH of carbon containing quantum dot prepared by embodiment 1-63NH3BiI3Based perovskite solar cell and existing skill The result of the average conversion efficiency of the non-lead perovskite solar cell of art is as follows：
As seen from the above table, the CH of carbon containing quantum dot prepared by the present invention3NH3BiI3Based perovskite solar cell is averaged Conversion efficiency significantly improves.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as Into all equivalent modifications or change, should by the present invention claim be covered.

Claims (10)

  1. A kind of 1. CH of carbon containing quantum dot3NH3BiI3The preparation method of based perovskite solar cell, it is characterised in that including with Lower step：
    (1) in a nitrogen environment, aqueous solution of hydrogen iodide, 0 DEG C of ice bath stirring reaction 2h, 55 DEG C of rotations will be added in methylethylolamine solution Steam 1h and obtain white crystals, white crystals are dissolved in absolute ethyl alcohol, then rushed and crystallized with ether, crystal is placed in vacuum drying oven Middle drying, obtains CH3NH3I crystal；
    (2) by BiI3CH prepared by solid powder and step (1)3NH3I crystal is dissolved in polar solvent, is heated at 50-80 DEG C It is stirred overnight, adds the carbon quantum dot solution of coated polymer, be well mixed again, filters, obtain mixed solution, will mix molten Liquid is spun on the FTO substrates covered with electron transfer layer, and spin coating is stood after terminating, and is placed on warm table and is added after standing Hot 30min, obtain the CH of carbon containing quantum dot3NH3BiI3Film；
    (3) CH for the carbon containing quantum dot for preparing step (2)3NH3BiI3After film natural cooling, it is placed in culture dish, and Iodide powder is uniformly spilt around film, culture dish is placed in vacuum drying chamber, low-pressure heating is vapor-deposited, naturally cold But, drying finally is cleaned with isopropanol, heats, obtain the CH of carbon containing quantum dot3NH3BiI3Based perovskite sun light absorbing layer, then The CH of carbon containing quantum dot3NH3BiI3One layer of aluminium is plated on the surface of based perovskite sun light absorbing layer, obtains carbon containing quantum dot CH3NH3BiI3Based perovskite solar cell.
  2. A kind of 2. CH of carbon containing quantum dot according to claim 13NH3BiI3The preparation side of based perovskite solar cell Method, it is characterised in that：In the step (1), the mass ratio of methylamine and hydrogen iodide is 7.5-8:30.
  3. A kind of 3. CH of carbon containing quantum dot according to claim 13NH3BiI3The preparation side of based perovskite solar cell Method, it is characterised in that：In the step (2), BiI3Solid powder and CH3NH3The mol ratio of I crystal is 3:1.
  4. A kind of 4. CH of carbon containing quantum dot according to claim 13NH3BiI3The preparation side of based perovskite solar cell Method, it is characterised in that：In the step (2), polar solvent is DMF DMF, dimethyl sulfoxide (DMSO) DMSO, γ- One or two kinds of mixture in butyrolactone GBL, DMA DMAC.
  5. A kind of 5. CH of carbon containing quantum dot according to claim 13NH3BiI3The preparation side of based perovskite solar cell Method, it is characterised in that：In the step (2), carbon quantum dot is glucose carbon source quantum dot in the carbon quantum dot of coated polymer, Polymer is polyvinylpyrrolidone or polyethylene glycol.
  6. A kind of 6. CH of carbon containing quantum dot according to claim 13NH3BiI3The preparation side of based perovskite solar cell Method, it is characterised in that：In the step (2), the concentration of mixed solution is 0.4-1.2mol/mL.
  7. A kind of 7. CH of carbon containing quantum dot according to claim 13NH3BiI3The preparation side of based perovskite solar cell Method, it is characterised in that：In the step (2), electron transfer layer is PCBM fullerene derivate layers.
  8. A kind of 8. CH of carbon containing quantum dot according to claim 13NH3BiI3The preparation side of based perovskite solar cell Method, it is characterised in that：In the step (3), iodide are one or two kinds of mixed in methylamine iodine, carbonamidine iodine and caesium iodine Compound, the iodide powder quality are 0.15-0.4g.
  9. A kind of 9. CH of carbon containing quantum dot according to claim 13NH3BiI3The preparation side of based perovskite solar cell Method, it is characterised in that：In the step (3), the pressure of low-pressure heating is 1-20KPa, and heating-up temperature is 150-170 DEG C, the time For 10-120min.
  10. A kind of 10. CH of carbon containing quantum dot according to claim 13NH3BiI3The preparation side of based perovskite solar cell Method, it is characterised in that：In the step (3), the temperature of heating is 100-170 DEG C, time 3-10min.
CN201710739475.6A 2017-08-22 2017-08-22 A kind of CH of carbon containing quantum dot3NH3BiI3The preparation method of based perovskite solar cell Withdrawn CN107565025A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710739475.6A CN107565025A (en) 2017-08-22 2017-08-22 A kind of CH of carbon containing quantum dot3NH3BiI3The preparation method of based perovskite solar cell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710739475.6A CN107565025A (en) 2017-08-22 2017-08-22 A kind of CH of carbon containing quantum dot3NH3BiI3The preparation method of based perovskite solar cell

Publications (1)

Publication Number Publication Date
CN107565025A true CN107565025A (en) 2018-01-09

Family

ID=60976998

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710739475.6A Withdrawn CN107565025A (en) 2017-08-22 2017-08-22 A kind of CH of carbon containing quantum dot3NH3BiI3The preparation method of based perovskite solar cell

Country Status (1)

Country Link
CN (1) CN107565025A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108878661A (en) * 2018-06-29 2018-11-23 西北工业大学 A kind of preparation method of the perovskite solar battery of carbon quantum dot modification
CN110492004A (en) * 2019-07-31 2019-11-22 北京科技大学 A kind of perovskite preparation method of solar battery of carbon quantum dot modification calcium titanium ore bed

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108878661A (en) * 2018-06-29 2018-11-23 西北工业大学 A kind of preparation method of the perovskite solar battery of carbon quantum dot modification
CN108878661B (en) * 2018-06-29 2019-12-13 西北工业大学 Preparation method of carbon quantum dot modified perovskite solar cell
CN110492004A (en) * 2019-07-31 2019-11-22 北京科技大学 A kind of perovskite preparation method of solar battery of carbon quantum dot modification calcium titanium ore bed

Similar Documents

Publication Publication Date Title
CN108365102B (en) Stable and efficient two-dimensional layered perovskite solar cell and preparation method thereof
CN105470391B (en) The preparation method of organic inorganic hybridization perovskite thin film and perovskite solar battery
CN108550655B (en) Full-inorganic perovskite solar battery and its preparation method and application based on the preparation of spraying auxiliary law
CN104362253B (en) All solid state perovskite microcrystalline silicon composite solar battery and preparation method thereof
CN106299136B (en) A kind of method that room-temperature dissolution lead iodide prepares adulterated with Ca and Ti ore hull cell
CN107482122B (en) perovskite solar cell and preparation method
CN111952456B (en) Efficient and stable perovskite solar cell and preparation method and application thereof
CN106480422B (en) A kind of method preparing polycrystalline perovskite thin film and solar cell device
CN106384784A (en) Perovskite solar cell provided with composite electron transport layer structure
CN109728169B (en) Perovskite solar cell doped with functional additive and preparation method thereof
CN108389969B (en) Green solvent system and mixed solution for preparing perovskite layer of perovskite solar cell
CN111261745B (en) Perovskite battery and preparation method thereof
CN109659394A (en) A kind of preparation method and application of high quality full-inorganic perovskite thin film material
CN107240643A (en) Bromo element doping methylamine lead iodine perovskite solar cell and preparation method thereof
CN104377036B (en) Method for preparing AgInS2 quantum dot sensitized TiO2 photoelectrode with In2S3 used as buffer layer
CN105304821A (en) Manufacturing method of perovskite film and solar cell
CN105826476B (en) A kind of preparation method of the perovskite solar cell based on composite hole transporting layer
CN108470833A (en) Application of the nanometic zinc oxide rod array of modifying interface as electron transfer layer in preparing perovskite solar cell
CN109378386A (en) It is a kind of regulate and control the method for unleaded perovskite solar battery pattern and the solar cell device of preparation
CN110299455A (en) It is a kind of regulate and control unleaded perovskite solar cell surface pattern preparation method
CN106299141A (en) A kind of manufacture method of the perovskite solaode of composite electron transport layer structure
CN110845398B (en) Additive for perovskite solar cell based on cyanopyridine ionic liquid and application of additive
CN102610394B (en) Preparation method of transition metal doped alpha-Fe2O3 nano rod array
CN107565025A (en) A kind of CH of carbon containing quantum dot3NH3BiI3The preparation method of based perovskite solar cell
CN105428539B (en) Pressure atmosphere improves the preparation method of the perovskite solar battery obsorbing layer of its photoelectric properties during a kind of control annealing

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20180109