CN113680357B - High-activity photocatalyst crystal phosphorus material and preparation method thereof - Google Patents
High-activity photocatalyst crystal phosphorus material and preparation method thereof Download PDFInfo
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- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 109
- 239000000463 material Substances 0.000 title claims abstract description 72
- 229910052698 phosphorus Inorganic materials 0.000 title claims abstract description 57
- 239000011574 phosphorus Substances 0.000 title claims abstract description 57
- 230000000694 effects Effects 0.000 title claims abstract description 34
- 239000013078 crystal Substances 0.000 title claims abstract description 32
- 239000011941 photocatalyst Substances 0.000 title claims abstract description 32
- 238000002360 preparation method Methods 0.000 title claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 claims abstract description 45
- 239000000843 powder Substances 0.000 claims abstract description 38
- 229910052797 bismuth Inorganic materials 0.000 claims abstract description 23
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 11
- 239000003708 ampul Substances 0.000 claims description 19
- 239000011521 glass Substances 0.000 claims description 19
- 238000004321 preservation Methods 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- 230000001699 photocatalysis Effects 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract description 15
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- STZCRXQWRGQSJD-GEEYTBSJSA-M methyl orange Chemical compound [Na+].C1=CC(N(C)C)=CC=C1\N=N\C1=CC=C(S([O-])(=O)=O)C=C1 STZCRXQWRGQSJD-GEEYTBSJSA-M 0.000 description 6
- 229940012189 methyl orange Drugs 0.000 description 6
- 238000002441 X-ray diffraction Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000013033 photocatalytic degradation reaction Methods 0.000 description 3
- 238000001878 scanning electron micrograph Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000001782 photodegradation Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- STZCRXQWRGQSJD-UHFFFAOYSA-M sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate Chemical compound [Na+].C1=CC(N(C)C)=CC=C1N=NC1=CC=C(S([O-])(=O)=O)C=C1 STZCRXQWRGQSJD-UHFFFAOYSA-M 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 230000003334 potential effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/39—Photocatalytic properties
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/308—Dyes; Colorants; Fluorescent agents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/10—Photocatalysts
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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Abstract
The invention belongs to the technical field of preparation of crystalline phosphorus materials, and particularly relates to a high-activity photocatalyst crystalline phosphorus material and a preparation method thereof. The method comprises the following steps: adding red phosphorus powder and bismuth powder into a closed environment, raising the temperature to above 530 ℃, preserving heat and reacting for 10-200min, and cooling to room temperature after the reaction is finished to obtain the crystalline phosphorus material. The invention takes red phosphorus and bismuth as raw materials, and the red phosphorus and the bismuth react in a vacuum environment in a heat treatment manner to generate a stable orange red [ P12 (4) ] P2 product or a stable crystal violet phosphorus material.
Description
Technical Field
The invention belongs to the technical field of phosphorus material preparation, and particularly relates to a high-activity photocatalyst crystal phosphorus material and a preparation method thereof.
Background
Single element phosphorus as a two-dimensional material has potential properties for progressive corner opening in a wide range of fields. Elemental phosphorus has a variety of allotropes, with white and red phosphorus in addition to the most pronounced crystalline black phosphorus. The red phosphorus comprises commercial amorphous red phosphorus, and the crystalline red phosphorus material-V comprises three kinds of polymerized red phosphorus respectively: [ P8 ]]P4(4)[，[P10]P2 and [ P12 (4)]P2[. (ref: bachhuber, f., von applied, j., dronskowski, r., schmidt, p., nilges, t., pfitzner, a., and Weihrich, r. (2014), the extended stability range of phosphorus allotropes, angel in Ed Engl 53,11629-11633; bachhuber, f., von applied, j., dronskowski, r., schmidt, p., nilges, t., pfitzner, a., and Weihrich, r. (2015), van der Waals interactions in selected allotropes of phosphinurs, zeitschrilft f r Kristallographie-Crystalline Materials; pfitzner, a., and Freudenthaler, E.J).A.C.(1995a).(CuI)3P12:einmit einer neuartigen, theoretisch vorhergesagten Form des phosphors.107,1784-1786; pfitzner, a., and Freudenthaler, e.j.a.c.i.e. (1995 b.) (CuI) 3P12:A Solid Containing a New Polymer of Phosphorus Predicted by Theory.34,1647-1649; pfitzner, a., and Freudenthaler, e.j.z.f.n.b. (1997), (CuI) 2P14:ein neues Phosphorpolymer in einer Kupferhalogenid-Matrix/(CuI) 2P14:a Novel Phosphorus Polymer in a Copper Halide Matrix.52.) phosphorus of each structure has special properties, such as: black phosphorus has significant anisotropy and high carrier mobility; the anisotropy and the photocatalytic nitrogen fixation characteristics are particularly outstanding for the fiber phosphorus with a parallel tubular structure, and in addition, the perpendicular tubular structure of the purple phosphorus shows excellent performance in photocatalytic hydrogen evolution. However, the structure of red phosphorus has not been well characterized due to the difficulty in obtaining the material, let alone the exploration of its properties. Therefore, there is a need to develop a method for stably preparing a crystalline phosphorus material and the use of a red phosphorus material.
Disclosure of Invention
In order to solve the technical problems, the invention provides a high-activity photocatalyst crystal phosphorus material and a preparation method thereof.
The first object of the invention is to provide a preparation method of a high-activity photocatalyst crystal phosphorus material, which comprises the following steps: adding red phosphorus powder and bismuth powder into a closed environment, raising the temperature to above 530 ℃, preserving heat and reacting for 10-200min, and cooling to room temperature after the reaction is finished to obtain the crystalline phosphorus material.
Preferably, the preparation method of the high-activity photocatalyst crystal phosphorus material comprises the steps of raising the temperature to 560-700 ℃, preserving heat and reacting for 10-200min, and naturally cooling to room temperature after the reaction is finished to obtain the dark purple phosphorus micron rod material;
or the temperature is increased to 530-560 ℃, the temperature is kept for reaction, after the reaction is finished, the temperature is reduced to 280-320 ℃ by the procedure, the temperature is kept for reaction, and after the reaction is finished, the temperature is naturally cooled to room temperature, thus obtaining the orange-red crystal red phosphorus material.
Preferably, the preparation method of the high-activity photocatalyst crystal phosphorus material comprises the following steps of: adding red phosphorus powder and bismuth powder into a glass ampoule bottle, and vacuum sealing.
Preferably, in the preparation method of the high-activity photocatalyst crystal phosphorus material, the reaction of the red phosphorus powder and the bismuth powder is carried out in a muffle furnace.
Preferably, the preparation method of the high-activity photocatalyst crystal phosphorus material comprises the following steps of: 10-60.
Preferably, the preparation method of the high-activity photocatalyst crystal phosphorus material has the advantages that the heat preservation reaction time is 10-20min at 530-560 ℃.
Preferably, the preparation method of the high-activity photocatalyst crystal phosphorus material has the program cooling rate of 0.5-2 ℃/min.
Preferably, the preparation method of the high-activity photocatalyst crystal phosphorus material has the advantages that the reaction time is 10-12h at the temperature of 280-320 ℃.
Preferably, the preparation method of the high-activity photocatalyst crystalline phosphorus material comprises the steps of washing the crystalline phosphorus material with acetone and absolute ethyl alcohol in sequence, and drying to obtain the purified phosphorus material.
A second object of the present invention is to provide a high-activity photocatalyst crystalline phosphorus material prepared by the above method.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention takes red phosphorus and bismuth as raw materials, and the red phosphorus and the bismuth react in a vacuum environment in a heat treatment manner to generate a stable orange red [ P12 (4) ] P2 product or a stable crystal purple phosphorus material.
2. The high-activity photocatalyst crystalline phosphorus material prepared by the invention has good application prospect in the field of photocatalysis, and the research discovers that crystalline red phosphorus ([ P12 (4) ] P2) and crystalline purple phosphorus material can efficiently degrade methyl orange, thus being a high-activity photocatalyst.
Drawings
FIG. 1 is an SEM photograph of a crystalline red phosphorus material prepared according to example 1;
FIG. 2 is an XRD pattern of the crystalline red phosphorus material prepared in example 1;
FIG. 3 is an SEM photograph of crystalline violet phosphorus material prepared in example 6;
FIG. 4 is an XRD pattern of the crystalline violet phosphorus material prepared in example 6;
FIG. 5 is a graph showing the results of photocatalytic degradation of methyl orange by the crystalline red phosphorus material prepared in example 1;
fig. 6 is a result of photocatalytic degradation of methyl orange by the crystalline violet phosphorus material prepared in example 6.
Detailed Description
In order that those skilled in the art will better understand the technical scheme of the present invention, the present invention will be further described with reference to specific embodiments and drawings.
In the description of the present invention, unless otherwise specified, all reagents are commercially available and methods are conventional in the art. The red phosphorus powder and bismuth powder used in the examples below are commercially available.
Example 1
A preparation method of a high-activity photocatalyst crystal phosphorus material comprises the following steps:
adding 100mg of red phosphorus powder and 20mg of bismuth powder into a glass ampoule bottle, vacuum sealing, placing into a muffle furnace, raising the temperature to 530 ℃, carrying out heat preservation reaction for 10min, reducing the temperature to 280 ℃ at the cooling rate of 0.5/min after the reaction is finished, carrying out heat preservation reaction for 10h, and naturally cooling to room temperature after the reaction is finished to obtain the orange red crystal red phosphorus material.
FIG. 1 is an SEM image of a crystalline red phosphorus material prepared in example 1 of the present invention, which shows a microstrip structure material having a large aspect ratio; fig. 2 is an XRD pattern of the crystalline red phosphorus material prepared in example 1 of the present invention, which shows that the sample has higher crystallinity, and the diffraction peak position corresponds to the crystalline red phosphorus material reported previously.
Example 2
A preparation method of a high-activity photocatalyst crystal phosphorus material comprises the following steps:
adding 100mg of red phosphorus powder and 10mg of bismuth powder into a glass ampoule bottle, vacuum sealing, placing into a muffle furnace, raising the temperature to 560 ℃, carrying out heat preservation reaction for 15min, reducing the temperature to 300 ℃ at the cooling rate of 1 ℃/min after the reaction is finished, carrying out heat preservation reaction for 11h, and naturally cooling to room temperature after the reaction is finished to obtain the orange red crystal red phosphorus material.
Example 3
A preparation method of a high-activity photocatalyst crystal phosphorus material comprises the following steps:
adding 600mg of red phosphorus powder and 10mg of bismuth powder into a glass ampoule bottle, vacuum sealing, placing into a muffle furnace, raising the temperature to 540 ℃, carrying out heat preservation reaction for 20min, reducing the temperature to 320 ℃ at the cooling rate of 2 ℃/min after the reaction is finished, carrying out heat preservation reaction for 12h, and naturally cooling to room temperature after the reaction is finished to obtain the orange red crystal red phosphorus material.
Example 4
A preparation method of a high-activity photocatalyst crystal phosphorus material comprises the following steps:
adding 200mg of red phosphorus powder and 60mg of bismuth powder into a glass ampoule bottle, vacuum sealing, placing into a muffle furnace, raising the temperature to 540 ℃, carrying out heat preservation reaction for 20min, reducing the temperature to 320 ℃ at the cooling rate of 2 ℃/min after the reaction is finished, carrying out heat preservation reaction for 12h, and naturally cooling to room temperature after the reaction is finished to obtain the orange red crystal red phosphorus material.
Example 5
A preparation method of a high-activity photocatalyst crystal phosphorus material comprises the following steps:
adding 300mg of red phosphorus powder and 50mg of bismuth powder into a glass ampoule bottle, vacuum sealing, placing into a muffle furnace, raising the temperature to 540 ℃, carrying out heat preservation reaction for 20min, reducing the temperature to 320 ℃ at the cooling rate of 2 ℃/min after the reaction is finished, carrying out heat preservation reaction for 12h, and naturally cooling to room temperature after the reaction is finished to obtain the orange red crystal red phosphorus material.
Example 6
A preparation method of a high-activity photocatalyst crystal phosphorus material comprises the following steps:
adding 300mg of red phosphorus powder and 50mg of bismuth powder into a glass ampoule bottle, vacuum sealing, placing into a muffle furnace, raising the temperature to 530 ℃, carrying out heat preservation reaction for 20min, and naturally cooling to room temperature after the reaction is finished to obtain the dark purple phosphorus micron rod material.
FIG. 3 is an SEM image of a crystalline purple phosphorus material prepared in example 6 of the present invention, the SEM image showing the material as a micro-rod structure; fig. 4 shows the XRD pattern of the crystalline violet phosphorus material prepared in example 6 of the present invention, which shows that the sample has higher crystallinity, and the diffraction peak position corresponds to the crystalline violet phosphorus material reported previously.
Example 7
A preparation method of a high-activity photocatalyst crystal phosphorus material comprises the following steps:
100mg of red phosphorus powder and 60mg of bismuth powder are added into a glass ampoule bottle, vacuum sealing is carried out, the glass ampoule bottle is placed into a muffle furnace, the temperature is increased to 700 ℃, the reaction is carried out for 10min under the heat preservation, and after the reaction is finished, the glass ampoule bottle is naturally cooled to room temperature, thus obtaining the dark purple phosphorus micron rod material.
Example 8
A preparation method of a high-activity photocatalyst crystal phosphorus material comprises the following steps:
100mg of red phosphorus powder and 10mg of bismuth powder are added into a glass ampoule bottle, vacuum sealing is carried out, the glass ampoule bottle is placed into a muffle furnace, the temperature is increased to 600 ℃, the reaction is carried out for 200min under the heat preservation, and after the reaction is finished, the glass ampoule bottle is naturally cooled to room temperature, thus obtaining the dark purple phosphorus micron rod material.
Comparative example 1
A preparation method of a high-activity photocatalyst crystal phosphorus material comprises the following steps:
100mg of red phosphorus powder and 20mg of bismuth powder are added into a glass ampoule bottle, vacuum sealing is carried out, the glass ampoule bottle is placed into a muffle furnace, the temperature is increased to 600 ℃, the reaction is carried out for 10min under the heat preservation, the temperature is reduced to 280 ℃ at the cooling rate of 0.5/min after the reaction is finished, the reaction is carried out for 10h under the heat preservation, and the black substance is obtained after the reaction is finished and naturally cooled to the room temperature.
Comparative example 2
A preparation method of a high-activity photocatalyst crystal phosphorus material comprises the following steps:
100mg of red phosphorus powder and 20mg of bismuth powder are added into a glass ampoule bottle, vacuum sealing is carried out, the glass ampoule bottle is placed into a muffle furnace, the temperature is increased to 500 ℃, the reaction is carried out for 10min under the heat preservation, and the glass ampoule bottle is naturally cooled to room temperature after the reaction is finished, so that a black substance is obtained.
The effect of the present invention is demonstrated by taking the photocatalytic degradation test of methyl orange as an example.
The specific experimental method is as follows: 10mg of the sample prepared in example 1 was weighed, added to 100mmp,50mL of methyl orange solution, stirred, and subjected to LED illumination reaction, sampling at intervals of 10min, and absorbance test.
The experimental results are shown in fig. 5, and about 40min, about 90% of the degradation of the methyl orange is achieved, and the high-efficiency photodegradation characteristic is shown.
In addition, 10mg of the sample prepared in example 6 was weighed, added to 100mmp,50mL of methyl orange solution, stirred, and subjected to LED light reaction, sampling at intervals of 10 minutes, and absorbance test.
The experimental results are shown in fig. 6, and about 80 minutes, the degradation of the methyl orange is up to about 95%, and the high-efficiency photodegradation characteristic is shown.
It should be noted that, when numerical ranges are referred to in the present invention, it should be understood that two endpoints of each numerical range and any numerical value between the two endpoints are optional, and because the adopted step method is the same as the embodiment, in order to prevent redundancy, the present invention describes a preferred embodiment. While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (5)
1. The preparation method of the high-activity photocatalyst crystalline phosphorus material is characterized in that red phosphorus powder and bismuth powder are added into a closed environment, the temperature is increased to 560-700 ℃, the heat preservation reaction is carried out for 10-200min, and after the reaction is finished, the temperature is naturally reduced to room temperature, thus obtaining the dark purple phosphorus micron rod material;
the mass ratio of the red phosphorus powder to the bismuth powder is 100-600:10-60.
2. The method for preparing the high-activity photocatalyst crystal phosphorus material according to claim 1, wherein the method for adding the high-activity photocatalyst crystal phosphorus material into a closed environment is as follows: adding red phosphorus powder and bismuth powder into a glass ampoule bottle, and vacuum sealing.
3. The method for preparing a high activity photocatalyst crystalline phosphorus material according to claim 2, wherein the reaction of red phosphorus powder and bismuth powder is carried out in a muffle furnace.
4. The method for preparing a high-activity photocatalyst crystalline phosphorus material according to claim 1, wherein the crystalline phosphorus material is washed with acetone and absolute ethyl alcohol in sequence and dried to prepare a purified phosphorus material.
5. A high activity photocatalytic crystalline phosphorus material prepared by the method of any one of claims 1-4.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4620968A (en) * | 1981-12-30 | 1986-11-04 | Stauffer Chemical Company | Monoclinic phosphorus formed from vapor in the presence of an alkali metal |
| CN109759098A (en) * | 2019-03-07 | 2019-05-17 | 郑州大学 | Novel nano red phosphorus photochemical catalyst, preparation method and the application in degradation water in dyestuff and photocatalysis water hydrogen manufacturing |
| CN113174634A (en) * | 2021-04-27 | 2021-07-27 | 陕西科技大学 | Crystal red phosphorus nanowire and preparation method thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4620968A (en) * | 1981-12-30 | 1986-11-04 | Stauffer Chemical Company | Monoclinic phosphorus formed from vapor in the presence of an alkali metal |
| CN109759098A (en) * | 2019-03-07 | 2019-05-17 | 郑州大学 | Novel nano red phosphorus photochemical catalyst, preparation method and the application in degradation water in dyestuff and photocatalysis water hydrogen manufacturing |
| CN113174634A (en) * | 2021-04-27 | 2021-07-27 | 陕西科技大学 | Crystal red phosphorus nanowire and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 红磷单质光催化剂在能源转化和环境净化领域的研究进展;敬林 等;红磷单质光催化剂在能源转化和环境净化领域的研究进展;第46卷(第6期);645-654 * |
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