CN102468361A - Method for manufacturing photoelectrocatalysis double-function electrode with wide wave range response - Google Patents

Method for manufacturing photoelectrocatalysis double-function electrode with wide wave range response Download PDF

Info

Publication number
CN102468361A
CN102468361A CN2010105337206A CN201010533720A CN102468361A CN 102468361 A CN102468361 A CN 102468361A CN 2010105337206 A CN2010105337206 A CN 2010105337206A CN 201010533720 A CN201010533720 A CN 201010533720A CN 102468361 A CN102468361 A CN 102468361A
Authority
CN
China
Prior art keywords
tio
cds
photoelectrocatalysis
nts
nanotube
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.)
Granted
Application number
CN2010105337206A
Other languages
Chinese (zh)
Other versions
CN102468361B (en
Inventor
赵国华
张亚男
吴志远
柴守宁
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.)
Tongji University
Original Assignee
Tongji University
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 Tongji University filed Critical Tongji University
Priority to CN201010533720.6A priority Critical patent/CN102468361B/en
Publication of CN102468361A publication Critical patent/CN102468361A/en
Application granted granted Critical
Publication of CN102468361B publication Critical patent/CN102468361B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • 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

Landscapes

  • Catalysts (AREA)
  • Hybrid Cells (AREA)

Abstract

The invention relates to a method for manufacturing a photoelectrocatalysis double-function electrode with wide wave range response. The method comprises the following steps of: loading CdS on a TiO2 nano tube (TiO2 NTs) which is vertically grown on a metal titanium substrate and used as a carrier to achieve good photocatalysis performance in a visible light range, loading an antimony-doped SnO2 coating on one side of TiO2 NTs/CdS to achieve good electrocatalysis performance, and constructing to obtain a CdS/TiO2 NTs/SnO2 double-function electrode with a microstructure. Compared with the prior art, the invention has the advantages that the electrode has the excellent photocatalysis performance in an ultraviolet-visible light wide wave range and excellent electrocatalysis performance, and can treat environmental pollutant efficiently and stably.

Description

A kind of preparation method with photoelectrocatalysis bifunctional electrodes of wide ripple range response
Technical field
The present invention relates to the materials chemistry field, especially relate to a kind of preparation method with photoelectrocatalysis bifunctional electrodes of wide ripple range response.
Background technology
In recent years, along with rapid development of economy, a large amount of environmental problems that occur have the complicated and characteristics big to the life entity toxic action of the structure of matter.The photochemical oxidation technology can both produce the OH free radical of strong oxidizing property with electrochemical oxidation technology because of the two through different approach; It has characteristics such as oxidability is strong, controllability is high, reaction condition gentleness, and becomes the advanced oxidation treatment technology of processing environment problem.Therefore, these two kinds of technical advantage complementations, organic assembling are integral, give full play to advantage separately, obtain the effect of " 1+1＞2 ", significant.
In numerous semiconductor light-catalysts, TiO 2Gaining great popularity so that its photocatalytic activity is high, oxidability is strong, nontoxic, cost is low, is present most popular photochemical catalyst.But TiO 2Band structure determined photocatalysis technology in the popularization process, to exist limitation.Its greater band gap, spectral response range narrow (Eg=3.2eV) can only be utilized in the ultraviolet region that accounts for less than 5% in the sunlight.Utilize natural energy resources-solar energy to solve the environmental energy problem efficiently, the photochemical catalyst that seek environmental friendliness, has a superperformance is that the inexorable trend used is moved towards in the photocatalysis basic research.
Through at TiO 2In the compound narrow gap semiconductor method of widening photochemical catalyst light absorption bands of a spectrum be TiO 2It is thus clear that photochemical a kind of important means, its concrete principle can be summarized as different can level semiconductors between the transporting and separate of photo-generated carrier.In numerous compound systems, TiO 2The research of-CdS system is paid close attention to the most.CdS is a kind of narrow bandgap semiconductor material (Eg=2.4eV), and in some recent research work, people attempt the CdS nanoparticle deposition at TiO 2The film surface, during illumination, the last electron transfer that is stimulated of CdS is to TiO 2Conduction band on, the valence band of CdS is still stayed in the hole, light induced electron is effectively separated with the hole, makes the absorbing wavelength of system widen to the visual field.But because this CdS nano particle is at TiO 2Dispersion on the film is even inadequately, and is difficult to obtain comparatively ideal photocatalytic activity.Compare TiO with common film 2Nanotube is because the special construction of its high-sequential, array arrangement, and has bigger specific area, surface energy, adsorption capacity and avtive spot.Select TiO 2Nanotube is a carrier, and chemical assembled Cds nano particle in pipe can further improve the photocatalysis performance of catalyst.
Meanwhile, mix the SnO of antimony 2Be a kind of good eelctro-catalyst, its oxygen evolution potential is high, the toxicity intermediate product that degradation process produces can by very soon, catalytic oxidation completely, be a kind of anode material efficiently, be suitable for the catalytic oxidation degraded of organic pollution.Just be based on above-mentioned to titania nanotube and SnO 2Characteristic of electrode understanding, this patent proposes a kind of like this thinking, and catalytic oxidation and two kinds of senior oxidation processes technology of photochemical catalytic oxidation are combined, and organic assembling is integral, and then can realize the photoelectric-synergetic effect in the same course of reaction.
Summary of the invention
The object of the invention is exactly for the defective that overcomes above-mentioned prior art existence a kind of preparation method who in wide ripple scope, has the photoelectrocatalysis bifunctional electrodes simultaneously to be provided.
The object of the invention can be realized through following technical scheme:
A kind of preparation method with photoelectrocatalysis bifunctional electrodes of wide ripple range response is with the TiO of vertical growth on the metallic titanium matrix 2Nanotube is a carrier; The CdS-loaded sensitizer of one side is widened the absorption band of photochemical catalyst in visibility region in nanotube; At another side load tin antimony colloidal sol, obtain good electrocatalysis characteristic, finally construct and obtain having the CdS/TiO that the wide ripple scope of ultraviolet-visible absorbs 2NTs/SnO 2Bifunctional electrodes.
Specifically may further comprise the steps:
(1) prepares CdCl respectively 2And Na 2The S precursor aqueous solution, and add surfactant;
(2) with titanium base TiO 2Nanotube is a carrier, utilizes vacuum impregnation and method of chemical immersion at TiO 2Inject CdCl in the nanotube successively 2And Na 2S solution, the dipping that in two kinds of solution, circulates respectively afterwards, the TiO that can obtain having microstructure 2NTs/CdS;
(3) with SnCl 4.5H 2O is dissolved in the absolute ethyl alcohol that contains concentrated hydrochloric acid, and magnetic agitation adds SbCl to settled solution in the whipping process 3, fully stir the back lucifuge and place heavyization 8-24h, obtain tin antimony colloidal sol, then at TiO 2The wherein one side tin coated antimony colloidal sol of NTs/CdS applies the 40-60 ℃ of oven dry in back and repeats the CdS/TiO that obtains having microstructure 3-5 time 2NTs/SnO 2
(4) CdS/TiO that step (3) is prepared 2NTs/SnO 2Heat-treat, promptly obtain having the photoelectrocatalysis bifunctional electrodes.
CdCl in the said step (1) 2The concentration of the precursor aqueous solution is 0.01mol/L-0.1mol/L, Na 2The concentration of the S precursor aqueous solution is 0.01mol/L-0.1mol/L, and surfactant is a trisiloxanes, and addition is 0.5 ‰ of an overall solution volume-1 ‰.
TiO in the said step (2) 2The nanotube diameter is 50nm-100nm, and thickness is 1 μ m-2 μ m.
In the said step (2) with vacuum impregnation and and the method for chemical immersion load step: at TiO 2Fill CdCl in the nanotube 2And Na 2The S precursor aqueous solution repeats 3-5 time, then with TiO 2Nanotube is immersed in CdCl respectively 2And Na 2In the S precursor aqueous solution, each dip time is 20-50s, after each the taking-up, surface solution is wiped away dried, this process that circulates 10-20 time.
Vacuum impregnation is meant and utilizes vacuum pump to TiO in the said step (2) 2Nanotube vacuumizes, and makes the interior vacuum degree of pipe reach 0.09Mpa, CdCl 2And Na 2The S precursor aqueous solution is under ambient pressure in the ascending pipe.
Concentrated hydrochloric acid is that concentration is the hydrochloric acid of 37.5wt% in the said step (3), and the volume ratio of concentrated hydrochloric acid and absolute ethyl alcohol is 1: 10, SnCl 45H 2The concentration of O is 0.25mol/L～0.5mol/L, SnCl in the tin antimony colloidal sol that obtains 45H 2O and SbCl 3Mass ratio be 10～20: 1.
Nitrogen atmosphere is adopted in heat treatment in the said step (4), and the control heating rate is 1～2 ℃/min, and treatment temperature is risen to 400 ℃-600 ℃, and behind the heat treatment 1-3h, the control rate of temperature fall is 1～2 ℃/min, reduces to room temperature and gets final product.
Described bifunctional electrodes can respond the light in ultraviolet light and the visible wavelength range.
Compared with prior art, operation principle of the present invention is semi-conductively can be with matching principle, combines novel effectively microstructure design simultaneously, the CdS/TiO that finally obtains through the photoelectric-synergetic effect 2NTs/SnO 2Bifunctional electrodes not only has the photoresponse in the wide ripple scope of ultraviolet-visible, also has efficient, stable electrocatalysis characteristic, adopts this narrow bandgap semiconductor material of CdS (Eg=2.4eV) to come sensitization TiO as sensitizer 2, during illumination, the last electron transfer that is stimulated of CdS is to TiO 2Conduction band on, the valence band of CdS is still stayed in the hole, light induced electron is effectively separated with the hole, makes the absorbing wavelength of system widen to the visual field.Selection has the more TiO of bigger serface 2Nanotube is a carrier, and chemical assembled Cds nano particle in pipe helps further improving the photocatalysis performance of catalyst; On the other hand, mix the SnO of antimony 2Be a kind of good eelctro-catalyst, its oxygen evolution potential is high, and is strong to the degradation capability of organic pollution.Through at TiO 2The one side load of NTs/CdS has the SnO of good electrical catalytic performance 2Layer, the CdS/TiO that finally obtains 2NTs/SnO 2Bifunctional electrodes, the photoresponse that not only has wide ripple scope also has efficient, stable electrocatalysis characteristic, specifically comprises following advantage:
(1) CdS/TiO for preparing of the present invention 2NTs/SnO 2Electrode, one side is the CdS material that in the wide ripple scope of ultraviolet-visible, has excellent photocatalytic activity, another side is to have the excellent conductivity and the SnO of electro catalytic activity 2Material, electrode integral body has possessed light, electro-catalysis is difunctional, in degradation of contaminant is handled, can carry out photoelectrocatalysioxidization oxidization simultaneously, has the photoelectric-synergetic effect.
(2) to have adopted the orderly Nano tube array of titanium dioxide that stands on the Titanium base be carrier in the present invention, chemical assembled semiconductor sensitizer in pipe.This nano-tube array high-sequential, physical and chemical performance is stable, and very big specific area and free space can be provided.Its porous tubular structure has good dispersive property and template effect for photosensitizer, more helps improving photocatalytic activity, and titania nanotube has guaranteed the highlight catalytic active of system at ultraviolet region.
(3) the present invention has adopted CdS to come sensitization TiO as sensitizer 2, to widen the absorption band of photochemical catalyst in visibility region.Because CdS is a kind of narrow bandgap semiconductor material (Eg=2.5eV), when the excitation energy of irradiates light is not enough to excite TiO 2When in the time, but can excite CdS, because TiO 2Conduction band higher than the current potential of CdS, make the electronics that is stimulated on the CdS more be prone to move to TiO 2Conduction band on, excite the hole of generation still to stay on the valence band of CdS, light induced electron is effectively separated with the hole, makes the absorbing wavelength of system widen to the visual field.
(4) the present invention has adopted the SnO that mixes antimony 2As eelctro-catalyst, its oxygen evolution potential is high, the toxicity intermediate product that degradation process produces can by very soon, catalytic oxidation completely, be a kind of anode material efficiently, be suitable for the catalytic oxidation degraded of organic pollution.Through at TiO 2The one side of NTs/CdS is constructed SnO 2Layer can be brought into play the advantage separately of two kinds of materials simultaneously, reaches the optoelectronic integration effect of " 1+1＞2 ".
Description of drawings
The upright stereoscan photograph of Nano tube array of titanium dioxide in order of carrier titanium base that Fig. 1 adopts for the present invention;
The TiO that Fig. 2 prepares for embodiment 1 2The stereoscan photograph of NTs/CdS;
The CdS/TiO that Fig. 3 prepares for embodiment 1 2NTs/SnO 2Load has SnO 2The stereoscan photograph of coating.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is elaborated.
Embodiment 1
Preparation 0.01mol/L CdCl 2With 0.01mol/L Na 2The precursor solution of S, to wherein adding trisiloxane surfactant, addition is 0.5 ‰ of an overall solution volume.Adopting vacuum impregnation, is 50nm at diameter, and thickness is the TiO of 1 μ m 2Fill 0.05mol/L CdCl in the nanotube 2With 0.05mol/L Na 2S precursor solution, repeat 3 times after, nanotube is immersed in respectively in two kinds of solution, each dip time is 30s, after each the taking-up, surface solution is wiped away dried, this process that circulates 15 times.
With 10gSnCl 45H 2O is dissolved in the 50mL absolute ethyl alcohol that contains the 5mL concentrated hydrochloric acid, is stirred well to clarification, adds 0.5g SbCl again 3, be stirred well to clarification, placed heavyization of lucifuge place 8 hours, obtain SnCl 45H 2O and SbCl 3Mass ratio be 20: 1 tin antimony colloidal sol.At TiO 2The wherein one side tin coated antimony colloidal sol of NTs/CdS, oven dry back repetitive coatings totally 5 times, is put in after the drying that 500 ℃ of heat treatment times are 3h in the Muffle furnace.
Fig. 1 and Fig. 2 are respectively the TiO that selects for use among the embodiment 1 2Nano-tube support and the TiO for preparing according to embodiment 1 condition 2NTs/CdS photochemical catalyst shape appearance figure can be found out TiO from Fig. 1 2Nano-tube array is closely arranged, and pore-size distribution is than homogeneous, and average caliber is about 60nm; After finding out among Fig. 2 that the CdS nano particle is in the full nanotube of complete filling, in the mutual heap-shaped film forming of nanotube oral thermometer face.Fig. 3 is the CdS/TiO for preparing 2NTs/SnO 2Photochemical catalyst SnO 2The stereoscan photograph of coating, as can be seen from Figure 3: SnO 2At TiO 2The NTs/CdS surface forms the fine and close and uniform rete of one deck.
Embodiment 2
Preparation 0.05mol/L CdCl 2With 0.05mol/L Na 2The precursor solution of S, to wherein adding trisiloxane surfactant, addition is 0.8 ‰ of an overall solution volume.Adopting vacuum impregnation, is 60nm at diameter, and thickness is the TiO of 1 μ m 2Two kinds of precursor solution of load respectively in the nanotube, repeats 3 times after, nanotube is immersed in respectively in two kinds of solution, each dip time is 30s, after each taking-up, surface solution is wiped away dried, this process that circulates 15 times.
With 7.5gSnCl 45H 2O is dissolved in the 75mL absolute ethyl alcohol that contains the 7.5mL concentrated hydrochloric acid, is stirred well to clarification, adds 0.5g SbCl again 3, be stirred well to clarification, placed heavyization of lucifuge place 12 hours, obtain SnCl 45H 2O and SbCl 3Mass ratio be 15: 1 tin antimony colloidal sol.At TiO 2The wherein one side tin coated antimony colloidal sol of NTs/CdS, oven dry back repetitive coatings totally 3 times, is put in after the drying that 500 ℃ of heat treatment times are 2h in the Muffle furnace.
Embodiment 3
Preparation 0.05mol/L CdCl 2With 0.05mol/L Na 2The precursor solution of S, to wherein adding trisiloxane surfactant, addition is 1 ‰ of an overall solution volume.Adopting vacuum impregnation, is 80nm at diameter, and thickness is the TiO of 2 μ m 2Two kinds of precursor solution of load respectively in the nanotube, repeats 3 times after, nanotube is immersed in respectively in two kinds of solution, each dip time is 30s, after each taking-up, surface solution is wiped away dried, this process that circulates 15 times.
With 5gSnCl 45H 2O is dissolved in the 100mL absolute ethyl alcohol that contains the 10mL concentrated hydrochloric acid, is stirred well to clarification, adds 0.5g SbCl again 3, be stirred well to clarification, placed heavyization of lucifuge place 16 hours, obtain SnCl 45H 2O and SbCl 3Concentration ratio be 10: 1 tin antimony colloidal sol.At TiO 2The wherein one side tin coated antimony colloidal sol of NTs/CdS, oven dry back repetitive coatings totally 5 times, is put in after the drying that 500 ℃ of heat treatment times are 3h in the Muffle furnace.
Embodiment 4
A kind of preparation method with photoelectrocatalysis bifunctional electrodes is with the TiO of vertical growth on the metallic titanium matrix 2Nanotube is a carrier, and the CdS-loaded sensitizer of one side is widened the absorption band of photochemical catalyst in visibility region in nanotube, at another side load tin antimony colloidal sol, obtains good electrocatalysis characteristic, finally constructs the CdS/TiO that obtains having microstructure 2NTs/SnO 2Bifunctional electrodes specifically may further comprise the steps:
(1) compound concentration is the CdCl of 0.1mol/L respectively 2Na with concentration 0.1mol/L 2The S precursor aqueous solution, and add the surfactant trisiloxanes, addition is 0.8 ‰ of an overall solution volume;
(2) with the diameter be 100nm, thickness is the titanium base TiO of 2 μ m 2Nanotube is a carrier, utilizes vacuum pump to TiO 2Nanotube vacuumizes, and makes the interior vacuum degree of pipe reach 0.09Mpa, CdCl 2And Na 2The S precursor aqueous solution is under ambient pressure in the ascending pipe, at TiO 2Fill CdCl in the nanotube 2And Na 2The S precursor aqueous solution repeats 20 times, then with TiO 2Nanotube is immersed in CdCl respectively 2And Na 2In the S precursor aqueous solution, each dip time is 50s, after each the taking-up, surface solution is wiped away dried, this process that circulates 20 times, the TiO that can obtain having microstructure 2NTs/CdS;
(3) with 10g SnCl 45H 2O is dissolved in the mixed solvent that the absolute ethyl alcohol of concentrated hydrochloric acid that 10mL concentration is 37.5wt% and 100mL is mixed with, and magnetic agitation adds the SbCl of 1g to settled solution in the whipping process 3, fully stir the back lucifuge and place heavyization 24h, obtain SnCl 45H 2O and SbCl 3Mass ratio be 10: 1 tin antimony colloidal sol.At TiO 2The one side tin coated antimony colloidal sol of NTs/CdS, control temperature are 60 ℃ of oven dry and repetitive coatings 5 times, the CdS/TiO that obtains having microstructure 2NTs/SnO 2
(4) CdS/TiO that step (3) is prepared 2NTs/SnO 2Heat-treat, under nitrogen atmosphere, the control heating rate is 1 ℃/min, and treatment temperature is risen to 600 ℃, and behind the heat treatment 3h, the control rate of temperature fall is 1 ℃/min, reduces to room temperature and promptly obtains having the photoelectrocatalysis bifunctional electrodes.

Claims (7)

1. preparation method with photoelectrocatalysis bifunctional electrodes of wide ripple range response is characterized in that this method may further comprise the steps:
(1) prepares CdCl respectively 2And Na 2The S precursor aqueous solution, and add surfactant;
(2) with titanium base TiO 2Nanotube is a carrier, utilizes vacuum impregnation and method of chemical immersion at TiO 2Inject CdCl in the nanotube successively 2And Na 2S solution, the dipping that in two kinds of solution, circulates respectively afterwards, the TiO that can obtain having microstructure 2NTs/CdS;
(3) with SnCl 45H 2O is dissolved in the absolute ethyl alcohol that contains concentrated hydrochloric acid, and magnetic agitation adds SbCl to settled solution in the whipping process 3, fully stir the back lucifuge and place heavyization 8-24h, obtain tin antimony colloidal sol, then at TiO 2The wherein one side tin coated antimony colloidal sol of NTs/CdS applies the 40-60 ℃ of oven dry in back and repeats the CdS/TiO that obtains having microstructure 3-5 time 2NTs/SnO 2
(4) CdS/TiO that step (3) is prepared 2NTs/SnO 2Heat-treat, promptly obtain having the photoelectrocatalysis bifunctional electrodes.
2. a kind of preparation method with photoelectrocatalysis bifunctional electrodes of wide ripple range response according to claim 1 is characterized in that, CdCl in the said step (1) 2The concentration of the precursor aqueous solution is 0.01mol/L-0.1mol/L, Na 2The concentration of the S precursor aqueous solution is 0.01mol/L-0.1mol/L, and surfactant is a trisiloxanes, and addition is 0.5 ‰ of an overall solution volume-1 ‰.
3. a kind of preparation method with photoelectrocatalysis bifunctional electrodes of wide ripple range response according to claim 1 is characterized in that, TiO in the said step (2) 2The nanotube diameter is 50nm-100nm, and thickness is 1 μ m-2 μ m.
4. a kind of preparation method with photoelectrocatalysis bifunctional electrodes of wide ripple range response according to claim 1 is characterized in that, vacuum impregnation and method of chemical immersion may further comprise the steps in the said step (2): at TiO 2Fill CdCl in the nanotube 2And Na 2The S precursor aqueous solution repeats 3-5 time, then with TiO 2Nanotube is immersed in CdCl respectively 2And Na 2In the S precursor aqueous solution, each dip time is 20-50s, after each the taking-up, surface solution is wiped away dried, this process that circulates 10-20 time.
5. according to claim 1 or 4 described a kind of preparation methods, it is characterized in that vacuum impregnation is meant and utilizes vacuum pump to TiO in the said step (2) with photoelectrocatalysis bifunctional electrodes with wide ripple range response 2Nanotube vacuumizes, and makes the interior vacuum degree of pipe reach 0.09Mpa, CdCl 2And Na 2The S precursor aqueous solution is under ambient pressure in the ascending pipe.
6. a kind of preparation method with photoelectrocatalysis bifunctional electrodes of wide ripple range response according to claim 1 is characterized in that, concentrated hydrochloric acid is the hydrochloric acid of concentration 37.5wt% in the said step (3), and the volume ratio of concentrated hydrochloric acid and absolute ethyl alcohol is 1: 10, SnCl 45H 2The concentration of O is 0.25mol/L～0.5mol/L, SnCl in the tin antimony colloidal sol that obtains 45H 2O and SbCl 3Mass ratio be 10～20: 1.
7. a kind of preparation method according to claim 1 with photoelectrocatalysis bifunctional electrodes of wide ripple range response; It is characterized in that nitrogen atmosphere is adopted in heat treatment in the said step (4), the control heating rate is 1～2 ℃/min; Treatment temperature is risen to 400 ℃-600 ℃; Behind the heat treatment 1-3h, the control rate of temperature fall is 1～2 ℃/min, reduces to room temperature and gets final product.
CN201010533720.6A 2010-11-05 2010-11-05 Method for manufacturing photoelectrocatalysis double-function electrode with wide wave range response Expired - Fee Related CN102468361B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201010533720.6A CN102468361B (en) 2010-11-05 2010-11-05 Method for manufacturing photoelectrocatalysis double-function electrode with wide wave range response

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201010533720.6A CN102468361B (en) 2010-11-05 2010-11-05 Method for manufacturing photoelectrocatalysis double-function electrode with wide wave range response

Publications (2)

Publication Number Publication Date
CN102468361A true CN102468361A (en) 2012-05-23
CN102468361B CN102468361B (en) 2014-04-16

Family

ID=46071747

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201010533720.6A Expired - Fee Related CN102468361B (en) 2010-11-05 2010-11-05 Method for manufacturing photoelectrocatalysis double-function electrode with wide wave range response

Country Status (1)

Country Link
CN (1) CN102468361B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103757656A (en) * 2014-01-20 2014-04-30 中国工程物理研究院化工材料研究所 Photoelectrochemical hydrogen producing device combining primary battery and photoelectrochemical battery
CN104176795A (en) * 2014-08-28 2014-12-03 扬州大学 Preparation method for titanium dioxide nanotube loaded with macroporous antimony tin oxide
RU2624620C1 (en) * 2016-04-14 2017-07-04 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет" (СПбГУ) METHOD FOR PRODUCING PHOTOCATALYST BASED ON NANO-HETEROSTRUCTURAL SEMICONDUCTOR CdS-WO3-TiO2
CN115814785A (en) * 2022-11-18 2023-03-21 同济大学 TiO heterojunction with visible light response nano Au modified crystal face 2 Photoelectrode, construction and application thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090114273A1 (en) * 2007-06-13 2009-05-07 University Of Notre Dame Du Lac Nanomaterial scaffolds for electron transport
CN101740722A (en) * 2009-12-25 2010-06-16 中国科学院光电技术研究所 Almost perfect absorbing structure for wide wave band
CN101786005A (en) * 2010-02-04 2010-07-28 上海交通大学 Method for preparing cadmium sulfide-titanium dioxide nano-tube composite catalyst

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090114273A1 (en) * 2007-06-13 2009-05-07 University Of Notre Dame Du Lac Nanomaterial scaffolds for electron transport
CN101740722A (en) * 2009-12-25 2010-06-16 中国科学院光电技术研究所 Almost perfect absorbing structure for wide wave band
CN101786005A (en) * 2010-02-04 2010-07-28 上海交通大学 Method for preparing cadmium sulfide-titanium dioxide nano-tube composite catalyst

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103757656A (en) * 2014-01-20 2014-04-30 中国工程物理研究院化工材料研究所 Photoelectrochemical hydrogen producing device combining primary battery and photoelectrochemical battery
CN103757656B (en) * 2014-01-20 2016-02-03 中国工程物理研究院化工材料研究所 In conjunction with the PhotoelectrochemicalSystem System for Hydrogen Production device of galvanic cell and photoelectrochemical cell
CN104176795A (en) * 2014-08-28 2014-12-03 扬州大学 Preparation method for titanium dioxide nanotube loaded with macroporous antimony tin oxide
CN104176795B (en) * 2014-08-28 2016-01-20 扬州大学 The preparation method of the titania nanotube of load macropore titanium tetrachloride
RU2624620C1 (en) * 2016-04-14 2017-07-04 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет" (СПбГУ) METHOD FOR PRODUCING PHOTOCATALYST BASED ON NANO-HETEROSTRUCTURAL SEMICONDUCTOR CdS-WO3-TiO2
CN115814785A (en) * 2022-11-18 2023-03-21 同济大学 TiO heterojunction with visible light response nano Au modified crystal face 2 Photoelectrode, construction and application thereof
CN115814785B (en) * 2022-11-18 2024-04-26 同济大学 TiO (TiO) with visible light response nano Au modified crystal face heterojunction2Photoelectrode, construction and application thereof

Also Published As

Publication number Publication date
CN102468361B (en) 2014-04-16

Similar Documents

Publication Publication Date Title
He et al. A multifunctional platform by controlling of carbon nitride in the core-shell structure: from design to construction, and catalysis applications
Di et al. Carbon quantum dots induced ultrasmall BiOI nanosheets with assembled hollow structures for broad spectrum photocatalytic activity and mechanism insight
Xiao et al. Interfacial construction of zero-dimensional/one-dimensional g-C3N4 nanoparticles/TiO2 nanotube arrays with Z-scheme heterostructure for improved photoelectrochemical water splitting
Zhang et al. Progress of carbon quantum dots in photocatalysis applications
Zhu et al. Construction of Z-scheme type CdS–Au–TiO2 hollow nanorod arrays with enhanced photocatalytic activity
Zhang et al. Ultrathin BiOCl single-crystalline nanosheets with large reactive facets area and high electron mobility efficiency: a superior candidate for high-performance dye self-photosensitization photocatalytic fuel cell
Nah et al. Doped TiO2 and TiO2 nanotubes: synthesis and applications
Zhang et al. Polydopamine-inspired design and synthesis of visible-light-driven Ag NPs@ C@ elongated TiO2 NTs core–shell nanocomposites for sustainable hydrogen generation
Zhang et al. Synthesis of gC 3 N 4/Bi 2 O 3/TiO 2 composite nanotubes: enhanced activity under visible light irradiation and improved photoelectrochemical activity
Liu et al. Construction of a novel Z-scheme heterojunction with molecular grafted carbon nitride nanosheets and V2O5 for highly efficient photocatalysis
Babu et al. Cu–Ag bimetal alloy decorated SiO2@ TiO2 hybrid photocatalyst for enhanced H2 evolution and phenol oxidation under visible light
Zhang et al. Cu (OH) 2-modified TiO2 nanotube arrays for efficient photocatalytic hydrogen production
Nunes et al. Layer-by-layer assembled photocatalysts for environmental remediation and solar energy conversion
US20180243727A1 (en) Hydrogen production using hybrid photonic-electronic materials
Lv et al. A facile electrochemical approach to form TiO2/Ag heterostructure films with enhanced photocatalytic activity
CN102468361B (en) Method for manufacturing photoelectrocatalysis double-function electrode with wide wave range response
Fang et al. Highly active and self-healing Co-doped BiVO4 photoanode in borate buffer to enhance charge separation and water oxidation kinetics during photoelectrochemical water splitting
Yi et al. Fabrication of uniformly dispersed Ag nanoparticles loaded TiO2 nanotube arrays for enhancing photoelectrochemical and photocatalytic performances under visible light irradiation
JP2015199065A (en) Photocatalyst and production method therefor
Oh et al. Photoelectrochemical CO2 reduction via Cu2O/CuFeO2 hierarchical nanorods photocatalyst
Hwang et al. Nanosilver‐Decorated TiO2 Nanofibers Coated with a SiO2 Layer for Enhanced Light Scattering and Localized Surface Plasmons in Dye‐Sensitized Solar Cells
CN109746001A (en) A kind of tin oxide photonic crystal load tungsten oxide and vulcanization silver composite membrane and its preparation method and application
Adak et al. Pd nanoparticle-decorated hydrogen plasma-treated TiO2 for photoelectrocatalysis-based solar energy devices
CN104815638B (en) A kind of amorphous nano poriferous titanium dioxide loads the preparation method of Graphene photocatalysis film
CN107029719B (en) A kind of Bi2O3/Ag2WO4/Bi2WO6Composite photo-catalyst and the preparation method and application thereof

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140416

Termination date: 20161105

CF01 Termination of patent right due to non-payment of annual fee