CN104817103A - Solid phase reaction preparation method of cuprous sulfide nanopowder - Google Patents

Solid phase reaction preparation method of cuprous sulfide nanopowder Download PDF

Info

Publication number
CN104817103A
CN104817103A CN201510145244.3A CN201510145244A CN104817103A CN 104817103 A CN104817103 A CN 104817103A CN 201510145244 A CN201510145244 A CN 201510145244A CN 104817103 A CN104817103 A CN 104817103A
Authority
CN
China
Prior art keywords
cuprous
solid
nano
powder
sulfide
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
CN201510145244.3A
Other languages
Chinese (zh)
Other versions
CN104817103B (en
Inventor
张茂林
李龙凤
陈敏敏
杨清雅
娈晓雯
姜健
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.)
Huaibei Normal University
Original Assignee
Huaibei Normal 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 Huaibei Normal University filed Critical Huaibei Normal University
Priority to CN201510145244.3A priority Critical patent/CN104817103B/en
Publication of CN104817103A publication Critical patent/CN104817103A/en
Application granted granted Critical
Publication of CN104817103B publication Critical patent/CN104817103B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention discloses a solid phase reaction preparation method of cuprous sulfide nanopowder. The method comprises the following steps: uniformly mixing solid cuprous halide as a Cu<+> source with solid water-soluble sulfide as an S<2-> source according to a molar ratio of 1:0.6-1, adding the obtained mixture into a zirconia ball milling tank, carrying out solid phase mechanical ball milling for 0.5-10h, washing by using deionized water to remove water-soluble impurities in the ball milled mixture, and carrying out vacuum drying to obtain the cuprous sulfide nanopowder. The method adopting a simple mechanical and chemical reaction synthesis technology has the advantages of simple preparation process, low cost, good repeatability, and realization of large scale production at normal temperature under normal pressure.

Description

A kind of solid state reaction preparation method of cuprous sulfide nano-powder
Technical field
The present invention relates to a kind of preparation method of photocatalysis nano material, be specifically related to a kind of preparation method of cuprous sulfide nano-powder, belong to technical field of nano material.
Technical background
Nano semiconductor material, because of the optical property of its uniqueness, makes them have new potential using value in the field such as optical, electrical, becomes an important component part of field of photocatalytic material research.But also because the nano material small-size effect, quantum size effect, surface effects and the interfacial effect that have make this kind of material have the macroeffects such as the electricity of a series of excellence, magnetic, light, mechanics and chemistry, so attracted the further investigation of more scholars.But in the research of Nano semiconductor photocatalyst, the majority related to is the nano semiconductor material of broad stopband, as TiO 2, ZnO, SnO 2etc., because these nano semiconductor materials itself have very large band-gap energy, can only by the ultraviolet excitation of short wavelength, they are not high to the utilization ratio of sun power, are therefore necessary to develop visible light-responded novel visible photocatalyst.As everyone knows, cuprous sulfide (Cu 2s) as the p-type semiconductor material of a kind of low energy gap (Eg=1.2 ~ 1.24eV), there is good chemistry and thermostability, be a kind of optical, electrical material well, have huge application potential in the field such as visible light photocatalysis, Solar use.
Up to now, material supply section scholar has developed many synthetic methods to prepare nanometer Cu 2s.Wherein, liquid phase method is preparation nanometer Cu 2the method that S powder is the most frequently used.Such as, take neutralized verdigris as copper source, thioacetamide or thiocarbamide are sulphur source, and glycol ether is solvent and reductive agent, have synthesized nanometer Cu by high temperature polyol alcohol method 2s (Wu Dezhi, the preparation of nanometer cuprous sulfide and matrix material thereof, sign and Photocatalytic Performance Study, Southwest Jiaotong University's master thesis, 2012; Peng Meng, the preparation of cuprous sulfide nano material, sign and character research, Central China Normal University's master thesis, 2008); With Gerhardite and thiocarbamide for raw material, take Thiovanic acid as stablizer, adopt water heat transfer nanometer Cu 2s (Wang Nan, the synthesis of cuprous sulfide nano material and application thereof, Harbin Institute of Technology's master thesis, 2013); Take cuprous chloride as copper source, thioacetamide is sulphur source, and Thiovanic acid is ligands stabilize agent, adopts heated aqueous method to synthesize water-soluble monodispersed Cu 2s nanocrystalline (Ma Guanxiang, Cu 2the aqueous phase regulation and control synthesis of S colloid nanocrystalline and self-assembly research, Donghua University Ph.D. Dissertation, 2014).But generally need to use organism reductive agent, stablizer in common Liquid preparation methods process, the use of these organic compound can cause certain pollution to environment on the one hand, does not meet the guiding theory of Green Chemistry; On the other hand, these organic additives are difficult to remove totally in the product of synthesis, affect quality product.In addition, the product particles of Liquid preparation methods is also easily reunited, and the particle size range of product is wider, and preparation process is comparatively complicated, needs polystep reaction.So investigators are striving to find environmental protection, the simple new preparation process of step always.
Summary of the invention
The object of this invention is to provide that a kind of quality product is high, the Cu of the simple environmental protection of preparation method 2the preparation method of S nano-powder photocatalyst material.
Technical solution problem of the present invention, adopts following technical scheme:
The solid state reaction preparation method of cuprous sulfide nano-powder of the present invention, its feature is: using solid cuprous halide as Cu +source, using solid, water soluble sulfide as S 2-source, described solid cuprous halide and described solid, water soluble sulfide are added in zirconia ball grinding jar after mixing and carry out solid phase mechanical ball milling in 1:0.6 ~ 1 in molar ratio, Ball-milling Time 0.5 ~ 10 hour, then with deionized water wash gained solid materials to remove water-soluble impurity wherein, last vacuum-drying again, obtains cuprous sulfide nano-powder.
The solid state reaction preparation method of cuprous sulfide nano-powder of the present invention, its feature is also: described solid cuprous halide is cuprous chloride or cuprous iodide; Described solid, water soluble sulfide is sodium sulphite or potassium sulphide.
Described vacuum-drying is vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness.
Preferably, described solid cuprous halide and described solid, water soluble sulfide are 1:0.6 in molar ratio, and Ball-milling Time is 2 hours.The rotating speed of ball grinder is 480 revs/min.
By changing the Ball-milling Time of reaction raw materials, change Cu 2cu in S nano material 2the average grain size of S, thus the band gap width regulating nano material.
The present invention, by the control of some particular parameters in solid phase mechanical ball milling reaction process, prepares Cu 2s nano-powder photocatalyst material.Relative to the Cu reported before 2s nano-powder preparation method, the present invention has following outstanding feature:
(1) adopt simple mechanico-chemical reaction synthetic technology, preparation technology is simple, with low cost, favorable repeatability, can realize scale operation under normal temperature and condition of normal pressure;
(2) reaction process is without the need to solvent, additive and redox agent, and productive rate is high, pollution-free, more environmental protection and economy;
(3) Cu adopting the inventive method to prepare 2the photocatalytic activity of S nano-powder is good.
Accompanying drawing explanation
Fig. 1 is Cu prepared by embodiment 1,2,3,4 and 5 2the XRD figure of S nano-powder;
Fig. 2 is Cu prepared by embodiment 6,7,8,9 and 10 2the XRD figure of S nano-powder;
Fig. 3 is Cu prepared by embodiment 1 2the SEM figure of S nano-powder;
Fig. 4 is Cu prepared by embodiment 1 2s nano-powder Photocatalytic Degradation On Methyl Orange Solution (c 0be tropeolin-D concentration before and after illumination with c).
Embodiment
Embodiment prepared by the solid state reaction of nanometer cuprous sulfide photocatalyst material of the present invention is below provided.
Embodiment 1
Mol ratio according to 1: 0.6 takes 0.02 mole of analytically pure CuCl, 0.012 mole of analytically pure Na 2s9H 2o to add in the 50mL zirconia ball grinding jar of outfit 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 2.0 hours, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 29.7nm Cu 2s nano-powder.
Embodiment 2
Mol ratio according to 1: 0.7 takes 0.02 mole of analytically pure CuCl, 0.014 mole of analytically pure Na 2s9H 2o to add in the 50mL zirconia ball grinding jar of outfit 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 2.0 hours, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 29.6nm Cu 2s nano-powder.
Embodiment 3
Mol ratio according to 1: 0.8 takes 0.02 mole of analytically pure CuCl, 0.016 mole of analytically pure Na 2s9H 2o to add in the 50mL zirconia ball grinding jar of outfit 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 2.0 hours, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 29.4nm Cu 2s nano-powder.
Embodiment 4
Mol ratio according to 1: 0.9 takes 0.02 mole of analytically pure CuCl, 0.018 mole of analytically pure Na 2s9H 2o to add in the 50mL zirconia ball grinding jar of outfit 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 2.0 hours, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 29.1nm Cu 2s nano-powder.
Embodiment 5
Mol ratio according to 1: 1 takes 0.02 mole of analytically pure CuCl, 0.02 mole of analytically pure Na 2s9H 2o to add in the 50mL zirconia ball grinding jar of outfit 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 2 hours, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 29.1nm Cu 2s nano-powder.
Embodiment 6
Mol ratio according to 1: 0.6 takes 0.02 mole of analytically pure CuCl, 0.012 mole of analytically pure Na 2s9H 2o to add in the 50mL zirconia ball grinding jar of outfit 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 0.5 hour, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 23.2nm Cu 2s nano-powder.
Embodiment 7
Mol ratio according to 1: 0.6 takes 0.02 mole of analytically pure CuCl, 0.012 mole of analytically pure Na 2s9H 2o to add in the 50mL zirconia ball grinding jar of outfit 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 1.0 hours, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 26.9nm Cu 2s nano-powder.
Embodiment 8
Mol ratio according to 1: 0.6 takes 0.02 mole of analytically pure CuCl, 0.012 mole of analytically pure Na 2s9H 2o to add in the 50mL zirconia ball grinding jar of outfit 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 3.0 hours, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 30.6nm Cu 2s nano-powder.
Embodiment 9
Mol ratio according to 1: 0.6 takes 0.02 mole of analytically pure CuCl, 0.012 mole of analytically pure Na 2s9H 2o to add in the 50mL zirconia ball grinding jar of outfit 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 4.0 hours, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 32.9nm Cu 2s nano-powder.
Embodiment 10
Mol ratio according to 1: 0.6 takes 0.02 mole of analytically pure CuCl, 0.012 mole of analytically pure Na 2s9H 2o to add in the 50mL zirconia ball grinding jar of outfit 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 10.0 hours, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 39.4nm Cu 2s nano-powder.
Embodiment 11
Mol ratio according to 1: 0.6 takes 0.02 mole of analytically pure CuI, 0.012 mole of analytically pure Na 2s9H 2o to add in the 50mL zirconia ball grinding jar of outfit 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 2.0 hours, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 29.1nm Cu 2s nano-powder.
Embodiment 12
Mol ratio according to 1: 0.6 takes 0.02 mole of analytically pure CuI, 0.012 mole of analytically pure K 2s5H 2o adds oxygen and to be equipped with in the 50mLization zirconium ball grinder of 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 2.0 hours, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 29.3nm Cu 2s nano-powder.
Embodiment 13
Mol ratio according to 1: 0.6 takes 0.02 mole of analytically pure CuCl, 0.012 mole of analytically pure K 2s5H 2o to add in the 50mL zirconia ball grinding jar of outfit 50 diameter 6mm zirconium oxide balls and 8 diameter 10mm zirconium oxide balls continuously grinding 2.0 hours, the rotating speed of ball grinder is 480 revs/min, wash with deionized water, vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness, obtaining average grain size is 29.6nm Cu 2s nano-powder.
The interpretation of result of above-described embodiment:
1, X-ray diffraction analysis (XRD analysis): respectively by Cu obtained for embodiment 1,2,3,4 and 5 2s nano-powder carries out XRD analysis, the results are shown in Figure 1.Obtained by Scherrer formulae discovery: CuCl and Na in reaction raw materials 2s9H 2o mol ratio is respectively 1: 0.6, and 1: 0.7,1: 0.8,1: 0.9, when 1: 1, gained Cu 2the average grain size of S particle is respectively 29.7,29.6,29.4,29.1,29.1nm, shows Na in reaction raw materials 2s9H 2the change of O content is to Cu 2the average crystal grain size impact of S is little.Meanwhile, obtained to embodiment 6,7,8,9 and 10 nanometer Cu 2s photocatalyst carries out XRD analysis, the results are shown in Figure 2.Obtained by Scherrer formulae discovery equally: when being respectively 0.5,1,3,4,10h in Ball-milling Time, gained Cu 2the average grain size of S particle is respectively 23.2,26.9,30.6,32.9,39.4nm, shows the prolongation along with Ball-milling Time, product C u 2the average crystal grain size of S becomes large gradually.In preparation process, can by appropriate change Ball-milling Time control Cu 2the average grain size of S particle.
2, pattern and grain size analysis: the Cu obtained to embodiment 1 2s nano-powder carries out scanning electron microscope analysis (SEM), and its result as shown in Figure 3.As can be seen from Figure 3, Cu 2s particle is almost spherical, and its granular size is about 30 ~ 50nm, substantially consistent with the average grain size 29.7nm that XRD records.But it can also be seen that from figure, Cu 2there is part agglomeration in S nano-powder.
3, photocatalysis performance analysis: take the Cu that embodiment 1 is obtained 2s nano-powder 0.25g adds in 100mL methyl orange solution (10mg/L), opens in dark place ultrasonic 15 minutes, then induction stirring 30 minutes, makes it fully disperse, and makes absorption reach balance.By in the mixing solutions impouring 500mL glass reaction cup after adsorption equilibrium, under 500W xenon lamp irradiates, carry out photocatalytic degradation reaction, mixing solutions sample is 20cm apart from the distance of light source, sampling and measuring tropeolin-D concentration at regular intervals, analyze methyl orange degradation situation, the results are shown in Figure 4.As can be seen from Figure 4, the nanometer Cu that embodiment 1 is obtained 2s photocatalyst can effectively be degraded to methyl orange solution under 500W xenon lamp irradiates, and after illumination 120min, the degradation rate of tropeolin-D can reach 91.3%.Above result shows, prepared Cu 2s nano-powder has good photocatalysis performance.

Claims (4)

1. a solid state reaction preparation method for cuprous sulfide nano-powder, is characterized in that: using solid cuprous halide as Cu +source, using solid, water soluble sulfide as S 2-source, described solid cuprous halide and described solid, water soluble sulfide are added in zirconia ball grinding jar after mixing and carry out solid phase mechanical ball milling in 1:0.6 ~ 1 in molar ratio, Ball-milling Time 0.5 ~ 10 hour, then with deionized water wash gained solid materials to remove water-soluble impurity wherein, last vacuum-drying again, obtains cuprous sulfide nano-powder.
2. the solid state reaction preparation method of cuprous sulfide nano-powder according to claim 1, is characterized in that: described solid cuprous halide is cuprous chloride or cuprous iodide; Described solid, water soluble sulfide is sodium sulphite or potassium sulphide.
3. the solid state reaction preparation method of cuprous sulfide nano-powder according to claim 1, is characterized in that: described vacuum-drying is vacuum-drying 2 hours under 80 DEG C and 0.1MPa vacuum tightness.
4. the solid state reaction preparation method of cuprous sulfide nano-powder according to claim 1 and 2, is characterized in that: described solid cuprous halide and described solid, water soluble sulfide are 1:0.6 in molar ratio, and Ball-milling Time is 2 hours.
CN201510145244.3A 2015-03-27 2015-03-27 A kind of solid state reaction preparation method of cuprous sulfide nano-powder Active CN104817103B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510145244.3A CN104817103B (en) 2015-03-27 2015-03-27 A kind of solid state reaction preparation method of cuprous sulfide nano-powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510145244.3A CN104817103B (en) 2015-03-27 2015-03-27 A kind of solid state reaction preparation method of cuprous sulfide nano-powder

Publications (2)

Publication Number Publication Date
CN104817103A true CN104817103A (en) 2015-08-05
CN104817103B CN104817103B (en) 2016-04-27

Family

ID=53727615

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510145244.3A Active CN104817103B (en) 2015-03-27 2015-03-27 A kind of solid state reaction preparation method of cuprous sulfide nano-powder

Country Status (1)

Country Link
CN (1) CN104817103B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106048692A (en) * 2016-07-26 2016-10-26 北京航空航天大学 Preparation process of nano wall type cuprous sulfide thin film
CN106115764A (en) * 2016-06-23 2016-11-16 淮北师范大学 The method that one pot of ball milling solid phase method prepares CuI nano-powder
CN110444656A (en) * 2019-08-20 2019-11-12 上海第二工业大学 A kind of preparation method of cuprous sulfide complex silicon carbide block thermoelectric material
CN110790298A (en) * 2019-12-20 2020-02-14 上海帛汉新材料科技有限公司 Preparation method of cuprous sulfide powder

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1911787A (en) * 2006-08-25 2007-02-14 南京大学 Preparation method of nanometer metal sulfide
CN102320647A (en) * 2011-08-17 2012-01-18 北京科技大学 Preparation method of copper sulphide nano-powder with different stoichiometric ratios

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1911787A (en) * 2006-08-25 2007-02-14 南京大学 Preparation method of nanometer metal sulfide
CN102320647A (en) * 2011-08-17 2012-01-18 北京科技大学 Preparation method of copper sulphide nano-powder with different stoichiometric ratios

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
李燕等: "CdS纳米粉体的室温固相合成", 《安徽建筑工业学院学报（自然科学版）》, vol. 12, no. 6, 31 December 2004 (2004-12-31), pages 97 - 99 *
牛新书等: "室温固相合成纳米ZnS及其气敏性能研究", 《无机材料学报》, vol. 17, no. 4, 31 July 2002 (2002-07-31), pages 817 - 821 *
马国峰等: "室温固相合成纳米硫化锌及其性能研究", 《有色矿冶》, vol. 20, no. 6, 31 December 2004 (2004-12-31), pages 34 - 37 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106115764A (en) * 2016-06-23 2016-11-16 淮北师范大学 The method that one pot of ball milling solid phase method prepares CuI nano-powder
CN106048692A (en) * 2016-07-26 2016-10-26 北京航空航天大学 Preparation process of nano wall type cuprous sulfide thin film
CN110444656A (en) * 2019-08-20 2019-11-12 上海第二工业大学 A kind of preparation method of cuprous sulfide complex silicon carbide block thermoelectric material
CN110444656B (en) * 2019-08-20 2022-10-04 上海第二工业大学 Preparation method of cuprous sulfide composite silicon carbide block thermoelectric material
CN110790298A (en) * 2019-12-20 2020-02-14 上海帛汉新材料科技有限公司 Preparation method of cuprous sulfide powder

Also Published As

Publication number Publication date
CN104817103B (en) 2016-04-27

Similar Documents

Publication Publication Date Title
Li et al. Enhanced photocatalytic degradation and H2/H2O2 production performance of S-pCN/WO2. 72 S-scheme heterojunction with appropriate surface oxygen vacancies
Sharma et al. Adsorption-driven catalytic and photocatalytic activity of phase tuned In2S3 nanocrystals synthesized via ionic liquids
Luo et al. One-pot synthesis of CdS and Ni-doped CdS hollow spheres with enhanced photocatalytic activity and durability
Zhang et al. Photocatalytic activity of ZnWO4: band structure, morphology and surface modification
Gu et al. Morphology modulation of hollow-shell ZnSn (OH) 6 for enhanced photodegradation of methylene blue
CN104817103B (en) A kind of solid state reaction preparation method of cuprous sulfide nano-powder
CN107890875B (en) AgIn5S8-ZnS quantum dot and preparation method and application thereof
Shao et al. Au@ ZnO core–shell nanostructures with plasmon-induced visible-light photocatalytic and photoelectrochemical properties
CN104261462B (en) A kind of preparation method of micro-nano tindioxide solid sphere
Rajendran et al. Fabrication of tantalum doped CdS nanoparticles for enhanced photocatalytic degradation of organic dye under visible light exposure
CN101590413A (en) Has visible light-responded Zinc-cadmium sulfide photocatalyst and preparation method thereof
Dong et al. Rational modification in the photochromic and self-bleaching performance of hierarchical microsphere Cu@ h-WO3/WO3· nH2O composites
Hosseinpour-Mashkani et al. CuInS2 nanostructures: Synthesis, characterization, formation mechanism and solar cell applications
CN107138167B (en) A kind of preparation method of the multiphase hetero-junctions Nano cadmium sulphide of special appearance
CN104528810A (en) Preparation method for preparing stannic oxide nanorod cluster by using one-step hydrothermal method
CN108262041B (en) Method for preparing high-activity gold/zinc oxide composite nano-cluster at room temperature in one pot
Zou et al. Synthesis and characterization of enhanced photocatalytic activity with Li+-doping nanosized TiO2 catalyst
Wang et al. Controllable fabrication and enhanced photocatalysis of Cu2O NP@ g-C3N4 NT composite on visible-light-driven degradation of organic dyes in water
Mallikarjuna et al. Bandgap-tuned ultra-small SnO2-nanoparticle-decorated 2D-Bi2WO6 nanoplates for visible-light-driven photocatalytic applications
Li et al. Oxygen vacancies-enriched and porous hierarchical structures of ZnO microspheres with improved photocatalytic performance
CN101214990A (en) Normal temperature synthesis method for nanometer zinc oxide
Peng et al. Self-assembled transition metal chalcogenides@ CoAl-LDH 2D/2D heterostructures with enhanced photoactivity for hydrogen evolution
Esakki et al. Influence on electrochemical impedance and photovoltaic performance of natural DSSC using Terminalia catappa based on Mg-doped ZnO photoanode
CN114392734B (en) Tungsten oxide composite material and preparation method and application thereof
Ali et al. Synthesis, characterization, and visible-light photocatalytic activity of transition metals doped ZTO nanoparticles

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
EXSB Decision made by sipo to initiate substantive examination
SE01 Entry into force of request for substantive examination
CB03 Change of inventor or designer information

Inventor after: Li Longfeng

Inventor after: Zhang Maolin

Inventor after: Chen Minmin

Inventor after: Yang Qingya

Inventor after: Luan Xiaowen

Inventor after: Jiang Jian

Inventor before: Zhang Maolin

Inventor before: Li Longfeng

Inventor before: Chen Minmin

Inventor before: Yang Qingya

Inventor before: Lian Xiaowen

Inventor before: Jiang Jian

COR Change of bibliographic data
C14 Grant of patent or utility model
GR01 Patent grant