CN110182877A - The application of Te nano particle - Google Patents

The application of Te nano particle Download PDF

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Publication number
CN110182877A
CN110182877A CN201910404805.5A CN201910404805A CN110182877A CN 110182877 A CN110182877 A CN 110182877A CN 201910404805 A CN201910404805 A CN 201910404805A CN 110182877 A CN110182877 A CN 110182877A
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China
Prior art keywords
nano particle
application
nano
laser
water
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CN201910404805.5A
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Chinese (zh)
Inventor
杨国伟
马楚荣
严佳豪
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Sun Yat Sen University
National Sun Yat Sen University
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National Sun Yat Sen University
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Priority to CN201910404805.5A priority Critical patent/CN110182877A/en
Publication of CN110182877A publication Critical patent/CN110182877A/en
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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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • C02F1/14—Treatment of water, waste water, or sewage by heating by distillation or evaporation using solar energy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S70/00—Details of absorbing elements
    • F24S70/10—Details of absorbing elements characterised by the absorbing material
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/08—Seawater, e.g. for desalination
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/138—Water desalination using renewable energy
    • Y02A20/142—Solar thermal; Photovoltaics
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/20—Controlling water pollution; Waste water treatment
    • Y02A20/208—Off-grid powered water treatment
    • Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
    • 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
    • Y02E10/40—Solar thermal energy, e.g. solar towers

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

The invention discloses a kind of application of Te nano particle, specially application of the Te nano particle as solar energy hot material.The Te nano particle of different-grain diameter has been prepared using nanosecond laser liquid phase corrode Te solid target, and has been used for solar energy thermal acceleration water evaporation, the rate that can be evaporated the water reaches original 3 times.Present invention firstly provides Te nano particles to have " optics dual character ", i.e., it has two attribute of phasmon and all dielectric material simultaneously.Preparation process of the present invention is simple, reproducible, and stability is high, at low cost.Te nano particle is applied to the fields such as solar water heater, sea water desalination as a kind of novel solar energy hot material, alternative traditional material.

Description

The application of Te nano particle
Technical field
The present invention relates to the synthesis of solar energy hot material and application fields, refer in particular to a kind of answering for Te nano particle With.
Background technique
Shortage of fresh water is a great problem that our times faces, sea water desalination as obtain fresh water effective ways it One is concerned.However the device complexity of traditional sea water desalination, low efficiency, energy consumption it is more.In view of solar energy be take no Most clean energy resource, so in recent years, scientists always search for suitable optical-thermal conversion material to realize the efficient sun It can sea water desalination.It is well known that good optical-thermal conversion material must satisfy two primary conditions to make full use of solar energy: Not only there is strong light absorption, but also the photothermal conversion efficiency for needing to have high within the scope of entire solar spectrum, with Just the solar energy of capture can be used for evaporation of seawater.Obviously, advanced nanophotonics material is expected in solar energy Photothermal conversion field of seawater desalination plays a significant role.
Summary of the invention
The purpose of the present invention is to overcome the shortcomings of the existing technology and insufficient, proposes a kind of application of Te nano particle, The Te nano particle can be prepared to simple and fast, excellent solar energy thermal acceleration water evaporation performance is shown.
To achieve the above object, technical solution provided by the present invention are as follows: the application of Te nano particle, specifically Te nanometer Application of the particle as solar energy hot material has " optics dual character ", i.e., has phasmon and all dielectric material simultaneously Two attribute, forbidden bandwidth is narrow, and Intrinsic Gettering can cover 300~2000nm of entire solar spectrum range.
The forbidden bandwidth of the Te nano particle is 0.35eV.
The preparation and test verifying of above-mentioned Te nano particle, comprising the following steps:
1) solid target is placed in reaction vessel, secondary deionized water is then injected into reaction vessel, and made secondary The dipped target material surface of deionized water；
2) optical path for adjusting the pulsed laser beam of laser, makes laser beam successively pass through total reflection mirror and condenser lens After focus on target material surface；
3) unbalanced pulse laser carries out pulse laser corrode in liquid environment simultaneously under the effect of the laser and reacts, Gu Body target forms nanocrystal under the action of laser high temperature and pressure, the long great achievement Te nano particle in liquid environment；
4) laser after reaction, is closed, particle suspension liquid is collected, is dried on hot plate, obtains target production Object, i.e. Te nano particle are free of other impurity elements；
5) Te nano particle is dispersed in the particle suspension liquid for forming several various concentrations in water, and places it in xenon Under the simulated solar irradiation of lamp transmitting, the initial mass of electronic balance weighing liquid is utilized；
6) xenon lamp is opened, keeps output power constant, solar energy is carried out to the Te nano granule suspension of various concentration The test of thermal acceleration water evaporation；
7) reading of time recording electronic balance, thus the quality of the vapor evaporated, and then obtain water evaporation Rate；
8) it keeps the concentration of Te nano granule suspension constant, changes the output power of xenon lamp, carry out different illumination intensity The test of lower solar energy thermal acceleration water evaporation；
9) evaporation rate of Te nano granule suspension and the evaporation rate of pure water under more identical intensity of illumination, find it Evaporation rate is much higher than pure water, it was demonstrated that Te nano particle can speed up water evaporation under sunlight irradiation, show that it is a kind of excellent Elegant solar energy hot material；In addition, since the refractive index of Te nano particle experienced from negative to positive within the scope of solar spectrum Change procedure, leading to it in the area has unique " optics dual character ", i.e., has a phasmon and all dielectric simultaneously Material property, surface plasmon resonance and all dielectric Mie resonance can substantially reinforcing material optical absorption efficiency, have The absorption spectrum of the Te nano particle of wide size distribution can cover entire solar spectrum, therefore be a kind of rare sun It can optothermal material.
In step 1), the target is Te target, and diameter 1.5cm, with a thickness of 0.5cm, purity is described greater than 99.9% Reaction vessel is glass or plastic containers.
In step 2), the spot diameter that the laser focuses to target material surface is 0.1cm.
In step 3), the pulse laser wavelength of the laser is 532nm, repetition rate 10Hz, and pulse width is 10ns, single pulse energy 80mJ.
In step 4), reaction process continues 5~10 minutes, and particle suspension liquid is in grey black, and drying temperature is 30 DEG C, when Between be 5h；The Te nano particle being prepared is ball-type, and diameter distribution is 10~300nm.
In step 6), used xenon lamp output power density is 78.9mW/cm2, Te nano granule suspension it is dense Degree is respectively 1 μ g/ml, and 2 μ g/ml, 5 μ g/ml and 10 μ g/ml, the area that liquid receives illumination is 3.24cm2。
In step 8), the power density of the simulated solar irradiation of xenon lamp output is in 0~1000mW/cm2Continuously may be used in range It adjusts, the concentration of used Te nano granule suspension is 10 μ g/ml, and intensity of illumination is divided into 12.3mW/cm2, 25.1mW/cm2, 50.5mW/cm2, 78.9mW/cm2。
In step 9), the concentration of the Te nano granule suspension is 10 μ g/ml.
Compared with prior art, the present invention have the following advantages that with the utility model has the advantages that
1, the present invention is successfully prepared using liquid phase ps pulsed laser and ns pulsed laser corrode method with various sizes of Te nano particle.
2, present invention firstly provides the Te nano particles with phasmon and all dielectric double attribute can be used as one kind High performance solar energy hot material, and it is used for solar energy thermal acceleration water evaporation.
3, preparation process of the present invention is simple, reproducible, and stability is high.Te nano particle is as a kind of novel solar energy Optothermal material can substitute traditional optothermal material applied to solar water heater, the fields such as sea water desalination.
Detailed description of the invention
Fig. 1 prepares schematic diagram for Te nano particle of the invention.
Fig. 2 a is the electron scanning micrograph figure of Te nano particle of the invention.
Fig. 2 b is the transmission electron microscope photo figure of Te nano particle of the invention.
Fig. 2 c is the selective electron diffraction figure of Te nano particle of the invention.
Fig. 2 d is the high resolution transmission electron microscopy photo figure of Te nano particle of the invention.
Fig. 2 e is the Microanalysis figure of Te nano particle of the invention.
Fig. 2 f is the X-ray diffraction analysis figure of Te nano particle of the invention.
Fig. 2 g is the Raman spectrogram of Te nano particle of the invention.Excitation wavelength: 514nm.
Fig. 3 is the scattering spectrum and its corresponding scanning electron microscope diagram piece of the Te nano particle of different-diameter.Wherein, The size of Te nano particle from bottom to top is respectively 106.0nm, 120.6nm, 137.5nm, 156.1nm, 178.4nm.Scale: 200nm。
Fig. 4 is the solar energy thermal acceleration water evaporation experimental provision schematic diagram of Te nano granule suspension of the invention.
Fig. 5 a is the UV, visible light near infrared absorption map of Te nano granule suspension (10 μ g/ml) of the invention.
Fig. 5 b is the Te element carried out using evaporation water of the inductively coupled plasma atomic emission spectrometry to collection Test, detection be limited to 0.05 μ g/ml.
Fig. 6 a is the Te nano granule suspension of various concentration in 78.9mW/cm2The lower evaporation water of simulated solar irradiation irradiation The relation curve of quality and time.
Fig. 6 b is the simulated solar illumination of the Te nano granule suspension in different capacity density of same concentrations (10 μ g/ml) Penetrate the quality and the relation curve of time of lower evaporation water.
Specific embodiment
Below with reference to multiple specific embodiments, the invention will be further described.
Embodiment 1
As shown in Figure 1, the present embodiment when preparing Te nano particle, specifically uses (the preferably YAG nanosecond arteries and veins of laser 1 Rush laser), total reflective mirror 2, condenser lens 3, solid target 4, reaction vessel 5 and secondary deionized water 6.Wherein, the laser The pulse laser wavelength 532nm of device 1, frequency are 0~10Hz, and pulse width 10ns, single pulse energy is 0~700mJ；It is described Solid target 4 is Te solid target, and diameter 1.5cm, with a thickness of 0.5cm, purity is greater than 99.9%；The reaction vessel 5 is Glass or plastic containers, and be specially quartz container in the present embodiment.
The following are the detailed process that the present embodiment prepares Te nano particle, situation is as follows:
1) Te solid target is placed in quartz container, secondary deionized water is then injected into quartz container, and make two The surface of the secondary dipped target of deionized water.
2) optical path for adjusting the pulsed laser beam of laser, makes laser beam successively pass through total reflection mirror and condenser lens After focus on target material surface, hot spot is about 0.1cm in target material surface diameter when focusing.
3) unbalanced pulse laser, the laser energy is specially 80mJ/pulse, laser frequency 10Hz in the present embodiment； The reaction of pulse laser corrode, effect of the solid target in laser high temperature and pressure in liquid environment are then carried out under the effect of the laser Lower formation nanocrystal and long great achievement Te nano particle.
4) reaction process continues 5~after ten minutes (being in the present embodiment specifically 5 minutes), closes pulse laser, receives Collect particle suspension liquid (grey black), be dried on hot plate 5 hours (30 DEG C of constant temperature), obtains target product, i.e. Te nanometers Particle.
In addition, also having carried out scanning electron microscope, transmitted electron to above-mentioned resulting Te nano particle in this embodiment Microscopic analysis, selective electron diffraction, energy dispersion X-ray spectrum analysis, X-ray diffraction, Raman spectrum and UV, visible light Near-infrared absorption spectrum analysis.Wherein, scanning electron microscope, tem study are as shown in Fig. 2 a~2b, by scheming As it can be seen that the particle of preparation is in ball-type, particle size distribution is in 10nm~300nm；Fig. 2 c is that the Selected area electron of the particle of preparation spreads out Penetrate map, it was demonstrated that is be prepared is polycrystalline material；Fig. 2 d is that the high resolution transmission electron microscopy of sample is analyzed, wherein crystal face Spacing 0.235nm corresponds to (102) crystal face of Te hexagonal phase.Fig. 2 e is the energy dispersion X-ray spectrum of sample, it was demonstrated that the sample Thus Te nano particle is prepared without other impurity for pure Te in product.Fig. 2 f is the X-ray diffraction of sample as a result, showing The Te nano particle being prepared belongs to hexagonal phase.Fig. 2 g is the Raman spectrum analysis of sample, and there are several apparent spies Levy peak position.
Embodiment 2
The present embodiment mainly carries out dark field light scattering test, light source used to the Te nano particle that embodiment 1 is prepared For tungsten halogen lamp, the imaging magnification of power 100W, object lens used in microscope are 100 times, numerical aperture 0.80, the work of CCD Making temperature is -70 DEG C, and the test of scattering spectrum is carried out under 25 DEG C of dark surrounds, the spectral collection time of single test sample For 5s.
The following are the detailed process of the light scattering of the present embodiment test Te nano particle, situation is as follows:
1) Te nano particle is placed in optical microscope stage.
2) nano particle of positioning is found under dark field optical microscope.
3) light excitation is carried out to Te nano particle after positioning, collects sample scattered signal using spectrometer.
Diameter is respectively 106.0nm, 120.6nm, 137.5nm, and the single Te nano particle of 156.1nm, 178.4nm dissipate It is as shown in Figure 3 to penetrate spectrum.With the increase of particle size, all dielectric Mie formant in long wave strong point starts to gradually appear, And with the increase of particle size gradually red shift, and then movement is smaller for the plasmon resonance peak in shortwave strong point.From spectrum Te nano particle be can analyze out with unique " optics dual character ", as particle smaller (< 120nm), the optics of particle Property is similar to phasmon nano particle.And as particle size larger (>=120nm), the optical property of particle is transformed to All dielectric nano particle attribute.
Embodiment 3
Fig. 4 is the solar energy thermal acceleration water evaporation experimental provision schematic diagram of Te nano granule suspension, and Fig. 5 a is preparation The UV-visible-near infrared absorption of obtained Te nano granule suspension (10 μ g/ml of concentration), the absorption spectrum exist Two apparent feature peak positions.Wherein there are the electronics of valence band to conduction band derived from Te nano particle for the peak position near 300nm Transition also corresponds to its plasmon resonance peak position, and is located at the absorption peak position near 600nm and is derived from forbidden transition.
Before carrying out the experiment of solar energy thermal acceleration water evaporation, the water evaporated to Te nano granule suspension is needed The ingredient of steam is analyzed.Fig. 5 b be using analysis of the inductively coupled plasma atomic emission spectrum to its ingredient, wherein The content of Te element is less than detection limit (0.05 μ g/ml) in the moisture of evaporation, shows to evaporate in obtained vapor not comprising Te Element.
Embodiment 4
(the 78.9mW/cm under identical simulated solar irradiation intensity illumination2), the Te nanoparticle suspension of four kinds of various concentrations The quality and the relation curve of time of liquid (1 μ g/ml, 2 μ g/ml, 5 μ g/ml and 10 μ g/ml) evaporation water are as shown in Figure 6 a, wherein Pure water is in a dark environment with the evaporation rate under illumination as control.It is outstanding that we record Te nano particle at intervals of two minutes The quality of supernatant liquid, and then it is scaled the rate of water evaporation.It can be seen that with the increase of Te nano granule suspension concentration, Photo-thermal water evaporation rate is also gradually increased.Wherein the water evaporation rate of the Te nano granule suspension of 10 μ g/ml reaches 102mg/(cm2H), which is 3 times of pure water.Fig. 6 b is the Te nano granule suspension (10 μ g/ml) to same concentrations In varying strength illumination (12.3mW/cm2, 25.1mW/cm2, 50.5mW/cm2And 78.9mW/cm2) under the photo-thermal water evaporation that carries out Test, it can be seen that with the increase of intensity of illumination, the water evaporation rate of Te nano granule suspension is gradually increased.
The examples of implementation of the above are only the preferred embodiments of the invention, and implementation model of the invention is not limited with this It encloses, therefore all shapes according to the present invention, changes made by principle, should all be included within the scope of protection of the present invention.

Claims (10)

  1. The application of 1.Te nano particle, it is characterised in that: be application of the Te nano particle as solar energy hot material, have " optics dual character " has two attribute of phasmon and all dielectric material simultaneously, and forbidden bandwidth is narrow, and Intrinsic Gettering can Cover 300~2000nm of entire solar spectrum range.
  2. 2. the application of Te nano particle according to claim 1, it is characterised in that: the forbidden bandwidth of the Te nano particle For 0.35eV.
  3. 3. the application of Te nano particle according to claim 1 or 2, which is characterized in that the preparation of the Te nano particle It is verified with test, comprising the following steps:
    1) solid target is placed in reaction vessel, secondary deionized water is then injected into reaction vessel, and make it is secondary go from Target material surface is crossed in sub- water logging；
    2) optical path for adjusting the pulsed laser beam of laser gathers laser beam successively after total reflection mirror and condenser lens Coke is in target material surface；
    3) unbalanced pulse laser carries out pulse laser corrode in liquid environment simultaneously under the effect of the laser and reacts, solid target Material forms nanocrystal under the action of laser high temperature and pressure, the long great achievement Te nano particle in liquid environment；
    4) laser after reaction, is closed, particle suspension liquid is collected, is dried on hot plate, obtains target product, i.e., Te nano particle is free of other impurity elements；
    5) Te nano particle is dispersed in the particle suspension liquid for forming several various concentrations in water, and places it in xenon lamp hair Under the simulated solar irradiation penetrated, the initial mass of electronic balance weighing liquid is utilized；
    6) xenon lamp is opened, keeps output power constant, solar energy optical-thermal is carried out to the Te nano granule suspension of various concentration and is added Fast water evaporation test；
    7) reading of time recording electronic balance, thus the quality of the vapor evaporated, and then obtain the rate of water evaporation；
    8) it keeps the concentration of Te nano granule suspension constant, changes the output power of xenon lamp, carry out under different illumination intensity too Positive energy photo-thermal accelerates the test of water evaporation；
    9) evaporation rate of Te nano granule suspension and the evaporation rate of pure water under more identical intensity of illumination, find its evaporation Rate is much higher than pure water, it was demonstrated that Te nano particle can speed up water evaporation under sunlight irradiation, show that it is a kind of outstanding Solar energy hot material；In addition, since the refractive index of Te nano particle experienced change from negative to positive within the scope of solar spectrum Change process, leading to it in the area has unique " optics dual character ", i.e., has phasmon and all dielectric material simultaneously Characteristic, surface plasmon resonance and all dielectric Mie resonance can substantially reinforcing material optical absorption efficiency, there is wide grain The absorption spectrum of the Te nano particle of diameter distribution can cover entire solar spectrum, therefore be a kind of rare solar energy Hot material.
  4. 4. the application of Te nano particle according to claim 3, it is characterised in that: in step 1), the target is Te Target, diameter 1.5cm, with a thickness of 0.5cm, purity is greater than 99.9%, and the reaction vessel is glass or plastic containers.
  5. 5. the application of Te nano particle according to claim 3, it is characterised in that: in step 2), the laser is focused Spot diameter to target material surface is 0.1cm.
  6. 6. the application of Te nano particle according to claim 3, it is characterised in that: in step 3), the laser Pulse laser wavelength is 532nm, repetition rate 10Hz, pulse width 10ns, single pulse energy 80mJ.
  7. 7. the application of Te nano particle according to claim 3, it is characterised in that: in step 4), reaction process continues 5 ~10 minutes, particle suspension liquid was in grey black, and drying temperature is 30 DEG C, time 5h；The Te nano particle being prepared is ball Type, diameter distribution are 10~300nm.
  8. 8. the application of Te nano particle according to claim 3, it is characterised in that: in step 6), used xenon lamp Output power density is 78.9mW/cm2, the concentration of Te nano granule suspension is respectively 1 μ g/ml, 2 μ g/ml, 5 μ g/ml and 10 μ g/ml, the area that liquid receives illumination is 3.24cm2。
  9. 9. the application of Te nano particle according to claim 3, it is characterised in that: in step 8), the mould of xenon lamp output The power density of quasi- sunlight is in 0~1000mW/cm2It is continuously adjusted in range, the concentration of used Te nano granule suspension For 10 μ g/ml, intensity of illumination is divided into 12.3mW/cm2, 25.1mW/cm2, 50.5mW/cm2, 78.9mW/cm2。
  10. 10. the application of Te nano particle according to claim 3, it is characterised in that: in step 9), described Te nanometers The concentration of grain suspension is 10 μ g/ml.
CN201910404805.5A 2019-05-16 2019-05-16 The application of Te nano particle Pending CN110182877A (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090197011A1 (en) * 2008-01-31 2009-08-06 Industrial Technology Research Institute Method for manufacturing a substrate with surface structure by employing photothermal effect
CN106115635A (en) * 2016-06-23 2016-11-16 中山大学 The application of amorphous selenium
CN106610144A (en) * 2016-12-07 2017-05-03 桂林电子科技大学 Method for preparing photo-thermal steam by absorbing sunlight through localized surface plasmon resonance (LSPR) of nano material

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090197011A1 (en) * 2008-01-31 2009-08-06 Industrial Technology Research Institute Method for manufacturing a substrate with surface structure by employing photothermal effect
CN106115635A (en) * 2016-06-23 2016-11-16 中山大学 The application of amorphous selenium
CN106610144A (en) * 2016-12-07 2017-05-03 桂林电子科技大学 Method for preparing photo-thermal steam by absorbing sunlight through localized surface plasmon resonance (LSPR) of nano material

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CHURONG MA等: ""The optical duality of tellurium nanoparticles for broadband solar energy harvesting and efficient photothermal conversion"", 《SCIENCE ADVANCES》 *

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Application publication date: 20190830