CN101774023A - Preparation method of monodispersed-precious metal nanoparticles in liquid phase by using pulse laser ablation - Google Patents
Preparation method of monodispersed-precious metal nanoparticles in liquid phase by using pulse laser ablation Download PDFInfo
- Publication number
- CN101774023A CN101774023A CN 201010118162 CN201010118162A CN101774023A CN 101774023 A CN101774023 A CN 101774023A CN 201010118162 CN201010118162 CN 201010118162 CN 201010118162 A CN201010118162 A CN 201010118162A CN 101774023 A CN101774023 A CN 101774023A
- Authority
- CN
- China
- Prior art keywords
- noble metal
- liquid phase
- nano particles
- pulse laser
- target
- 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
Links
- 239000007791 liquid phase Substances 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 238000000608 laser ablation Methods 0.000 title abstract description 11
- 239000002105 nanoparticle Substances 0.000 title abstract description 6
- 239000010970 precious metal Substances 0.000 title abstract 5
- 238000006243 chemical reaction Methods 0.000 claims abstract description 44
- 229910052751 metal Inorganic materials 0.000 claims abstract description 18
- 239000002184 metal Substances 0.000 claims abstract description 18
- 238000001132 ultrasonic dispersion Methods 0.000 claims abstract description 13
- 238000002679 ablation Methods 0.000 claims abstract description 10
- 238000001035 drying Methods 0.000 claims abstract description 8
- 230000010355 oscillation Effects 0.000 claims abstract description 6
- 230000008021 deposition Effects 0.000 claims abstract description 4
- 229910000510 noble metal Inorganic materials 0.000 claims description 58
- 239000002082 metal nanoparticle Substances 0.000 claims description 42
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 33
- 229910052737 gold Inorganic materials 0.000 claims description 33
- 239000010931 gold Substances 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 20
- 239000008367 deionised water Substances 0.000 claims description 19
- 229910021641 deionized water Inorganic materials 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000000126 substance Substances 0.000 claims description 16
- 239000010453 quartz Substances 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 239000006185 dispersion Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 6
- 229910052709 silver Inorganic materials 0.000 claims description 6
- 239000004332 silver Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 5
- 238000001291 vacuum drying Methods 0.000 claims description 5
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 4
- 239000011777 magnesium Substances 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- 239000011701 zinc Substances 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 2
- 231100000252 nontoxic Toxicity 0.000 abstract description 2
- 230000003000 nontoxic effect Effects 0.000 abstract description 2
- 235000013339 cereals Nutrition 0.000 description 23
- 239000007788 liquid Substances 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 7
- 239000000758 substrate Substances 0.000 description 7
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 5
- 238000000862 absorption spectrum Methods 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000000090 biomarker Substances 0.000 description 3
- 238000006555 catalytic reaction Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 239000013077 target material Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- 239000004038 photonic crystal Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010189 synthetic method Methods 0.000 description 2
- 241000931526 Acer campestre Species 0.000 description 1
- 101710153593 Albumin A Proteins 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 230000004520 agglutination Effects 0.000 description 1
- -1 alkyl hydrosulfide Chemical compound 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 235000011868 grain product Nutrition 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000006303 photolysis reaction Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000003223 protective agent Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011896 sensitive detection Methods 0.000 description 1
- 238000004416 surface enhanced Raman spectroscopy Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
Images
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
The present invention discloses a preparation method of monodispersed-precious metal nanoparticles in liquid phase by using pulse laser ablation, comprising the following steps: putting a precious metal target and a metal target in a container filled with liquid phase material, placing the container in an ultrasonic dispersion tank, making the ultrasonic dispersion tank work at an oscillation frequency between 60 to 85 Hz; focusing the beam of pulse laser on the contact surface of the precious metal and the liquid phase material to generate the plasma plume, performing the ablation deposition reaction for 20 to 40 minutes, adjusting the laser beam to make the beam focus on the contact surface of the metal and the liquid phase material, performing the ablation deposition reaction for 20 to 40 minutes, and stopping the irradiate of the pulse laser beam; taking out the reacted liquid phase material, drying and separating to obtain the monodispersed-precious metal nanoparticles. The invention has the advantages of simple operation, low cost, good dispersibility, non-pollution and non-toxic and can be directly used in biosystem.
Description
Technical field
The invention belongs to the preparation field of noble metal nano particles, particularly a kind of method of in liquid phase environment, carrying out the noble metal nano particles of pulse laser ablation prepared in reaction monodisperse sphere shape.
Background technology
Noble metal nano particles has special physical property, and they are widely used in fields such as catalysis, biomarker, photoelectronics, information storage and SERS.To the research of noble metal nano particles, be the forward position focus of material science and association area especially to the controlled preparation of its pattern and corresponding character thereof and application study always.In recent years, obtaining significant progress aspect the gold nano-material research, people prepare the gold nano grain of multiple pattern, and it is widely used in fields such as nano-device structure, biomarker, medical science detection and information storage.
Up to the present, had the synthetic method of many kinds of noble metal nano particles to be studied and to have developed, main method has chemical reduction method, photodissociation method, pyrolysismethod, ultrasonic wave decomposition method, electrolysis etc.For example; people can be by adopting different protective agents (alkyl hydrosulfide, water-soluble polymer and long-chain amine etc.), different noble metal precursor body and reducing agent, and different reducing environments; synthetic as gas phase, the synthetic single noble metal nano particles that disperses of preparation that waits of liquid phase.Wherein, the application of liquid phase synthetic technology is the most widely, and its synthetic method is also comparatively ripe, can control and finishing the size of noble metal nano particles.
Because noble metal nano particles has good electricity, optics, magnetic property, they are applied to catalysis, electronics, biologic applications and clinical diagnosis etc. widely; And noble metal nano particles is necessary in a lot of its dispersivenesses of Application for Field, as the Size Distribution standard variance less than 5% monodisperse hydrophobic metal nanoparticle under entropy drives, can form flawless large-area ordered array; And the two-dimensional array that obtains by the polydispersion gold nano grain, the degree of order is poor, defective is many, makes the prerequisite that the orderly zero defect array of large-area two-dimensional is considered to nano electron device.Height mono-dispersed nano particle can also be used to construct the three-dimensional order assembly, and the three-dimensional order assembly is potential photonic crystal, can be used for controlling the propagation of light.On the other hand, metal nanoparticle is easy to oxidized and is easy to reunite, thereby makes metal nanoparticle can lose a part of special nature.Therefore, a lot of research work are devoted to protect the dispersiveness of noble metal nano particles.
The pulse laser ablation reaction is as a kind of technology that is used to prepare nano material and nanostructured preparation in the liquid phase, and it has characteristics such as controlled within the specific limits, that reaction atmosphere impurity content is few.Its cardinal principle is the solid reaction target surface of pulse laser focusing in liquid, makes reaction target surface produce high temperature and fusion, thereby produce the plasma plume brightness in liquid-solid interface; The restriction that the plasma plume brightness can be subjected to liquid produces a HTHP district, and this zone is the necessary condition that provides of some chemical reactions, as the reaction between the reaction between the ablation thing, ablation thing and the liquid etc.; Along with the end of a pulsed laser energy, the plasma plume cooling, thus in liquid, form little-Na particle.
Summary of the invention
In order to solve above-mentioned the deficiencies in the prior art part, primary and foremost purpose of the present invention is to provide a kind of quick single method of disperseing noble metal nano particles for preparing.
Another purpose of the present invention is to provide a kind of single noble metal nano particles that disperses of method for preparing; This grain diameter is little, narrowly distributing, the noble metal nano particles of monodispersity.
A further object of the present invention is to provide above-mentioned single noble metal nano particles that disperses in biology, optics, catalysis, and Application for Field such as medical science.
Purpose of the present invention realizes by following technical scheme: a kind ofly utilize pulse laser to ablate in liquid phase environment prepare the singly method of dispersion noble metal nano particles, comprise the steps:
Noble metal target and metal targets are put into the container that liquid phase substance is housed, and container is placed in the ultrasonic dispersion slot, make of the frequency of oscillation work (the ablation product of back formation after rapidly scattered, help the dispersion of gold nano grain) of ultrasonic dispersion slot with 60～85kHz; Pulsed laser beam is focused on the contact surface of noble metal target and liquid phase substance, contact surface produces plasma plume, after the ablation deposition reaction is carried out 20～40 minutes, regulate laser beam, make laser beam focus on the contact surface of metal targets and liquid phase substance, after the reaction of ablating is carried out 20～40 minutes, the stop pulse laser beam irradiation; Reacted liquid phase substance is taken out, and drying is separated, and obtains single noble metal nano particles that disperses.
Described noble metal target is gold, silver or platinum, is high-purity target (purity is mass content 99%～99.99%); The target thickness of described noble metal target is 3～5 millimeters, is shaped as circular or square; The surface of described noble metal target polishes processing.
Described metal targets is aluminium, magnesium or zinc, is high-purity target (purity is mass content 99%～99.99%); The thickness of described metal targets is 3～5 millimeters, is shaped as circular or square; The surface of described metal targets polishes processing.
Described container is quartz container or glass container.
Described focusing is that pulsed laser beam is focused on by condenser lens; The upper surface of described liquid phase substance exceeds noble metal target or metal targets upper surface 3～10mm.
Described liquid phase substance is a deionized water.
Described drying is vacuum drying, and dry temperature is 60～120 ℃.
A kind of single noble metal nano particles that disperses by method for preparing.The particle diameter of described single dispersion noble metal nano particles is 5～30nm.
Above-mentioned single noble metal nano particles that disperses can be applicable to fields such as nano-device structure, biomarker, medical science detection and information storage.For example monodispersed gold nano grain can be used to construct the three-dimensional order assembly, and the three-dimensional order assembly is potential photonic crystal, can be used for controlling the propagation of light; And for example the gold nano grain of employing protein labeling such as thanh has developed a kind of immune agglutination analytic approach of highly sensitive detection albumin A antibody; In addition, single disperse gold nano grain can also be used to verify basic theories and as the standard substance that rectifies an instrument etc., therefore singly disperse the preparation of noble metal nano particles very meaningful.
Principle of the present invention is: the present invention is placed on noble metal and metal reaction target in the liquid phase substance simultaneously, at first make pulsed laser beam focus on the noble metal target material upper surface, utilize the high-energy of pulse laser, make the surface mass fusion of noble metal target material also and then at the target upper surface form plasma plume by laser ablation, the restriction that the plasma plume brightness can be subjected to liquid produces a HTHP district, the necessary condition that provides of some chemical reactions is provided in this zone, as the reaction between the reaction between the ablation thing, ablation thing and the liquid etc.; The plasma plume brightness is (the process required time is in nanosecond or microsecond magnitude) cancellation at a terrific speed; After laser pulse finished, the material that is in molten state during beginning can condense because of cooling and generate noble metal nano particles.Because the noble metal nano particles surface has the electric charge of uneven distribution, and has very big specific surface energy, is easy to reunite in liquid; Form unsettled noble metal nano colloid.Regulating impulse laser beam and focus on metal reaction target upper surface then, reaction can make metal oxide by ablating; And noble metal nano particles can adsorb metal oxide in the surface, thereby can shield the electrostatic effect between noble metal nano particles, makes the above-mentioned noble metal nano particles that makes have good monodispersity.
The present invention compared with prior art has following advantage and beneficial effect:
(1) the present invention utilizes the pulse laser ablation technology to make the noble metal nano particles of monodispersity first in liquid phase substance, this method is simple to operate, with low cost, and do not have harsh operating environment requirement, can under normal temperature and pressure conditions, realize the preparation of product.
(2) single preparation method who disperses noble metal nano particles provided by the invention, it is the pulse laser ablation technology of in the high purity water environment, utilizing, compare with traditional chemical synthesising technology with ablation noble metal target material technology in the present simple laser liquid, has good dispersion, pollution-free, nontoxic, can directly apply to beneficial effects such as living things system.
Description of drawings
Fig. 1 uses the structural representation of equipment for the present invention.
Fig. 2 is the field emission electromicroscopic photograph figure that embodiment 1 gained list disperses gold nano grain.
Fig. 3 is transmission electron microscope photo and the size statistical chart that embodiment 1 gained list disperses gold nano grain, and wherein (a) is transmission electron microscope photo figure, (b) is the high-resolution photo figure of a gold nano grain; (c) be the size distribution plot of gold nano grain under the transmission electron microscope.
Fig. 4 is the uv-visible absorption spectra figure that embodiment 1 gained list disperses gold nano grain.
The specific embodiment
The present invention is described in further detail below in conjunction with embodiment and accompanying drawing, but embodiments of the present invention are not limited thereto.
Embodiment 1:
As shown in Figure 1, equipment of the present invention has comprised that laser instrument 1 (adopts the Nd:YAG pulse laser, optical maser wavelength 532nm, pulsewidth 10ns, energy is 2.95mJ, and frequency is 5Hz or 10Hz), completely reflecting mirror 2, condenser lens 3 (its focal length is 300mm), quartz container 4, noble metal reaction target 5, metal reaction target 6, ultrasonic dispersion slot 7.
As shown in Figure 2, for single field emission microscope photo that disperses gold nano grain that present embodiment is prepared, see that from figure the particle diameter of gold nano grain is 200～500nm, the surface is smoother all.
(b) shown in (c), be respectively single transmission electron microscope photo that disperses gold nano grain of present embodiment preparation as Fig. 3 (a), the high-resolution photo of a gold nano grain, and the size distribution plot of gold nano grain under the transmission electron microscope.By analyzing as can be known, it is 14nm that this list disperses the average grain diameter of gold nano grain, has the structure of cubic system.
As shown in Figure 4, the uv-visible absorption spectra that disperses gold nano grain for the list of present embodiment preparation.The absworption peak at 515nm place is the single plasma resonance absworption peak that disperse gold nano grain surface cause of particle diameter at 2～40nm among the figure.
Embodiment 2:
Adopt the used equipment of embodiment 1, high-purity gold reaction target (purity is 99.99%, thickness 3mm) and reactive magnesium target (purity is 99.99%, thickness 3mm) are put into glass container, then glass container is put into ultrasonic dispersion slot, make of the frequency of oscillation work of ultrasonic dispersion slot with 85kHz.In glass container, inject deionized water, make deionized water submergence gold reaction target, and make liquid level be higher than the upper surface 10mm of gold reaction target; Regulate laser optical path, the pulsed laser beam that makes the laser instrument emission focuses on the contact surface of gold reaction target and deionized water after by speculum and focus lamp, and laser frequency is 10Hz; After pulse laser ablation reaction is carried out 40 minutes, regulate laser beam, make pulsed laser beam focus on the contact surface of reactive magnesium target and deionized water by focus lamp, after 20 minutes, close laser instrument at pulse laser ablation reactive aluminum target.Reacted deionized water is taken out and it is dropped on the monocrystalline silicon piece substrate, put into vacuum drying chamber and carry out drying, be cooled to room temperature, the spherical gold nano grain product that can obtain disperseing with 60 ℃.Products obtained therefrom is carried out various tests (comprising field emission microscope, transmission electron microscope, X-ray diffraction).Take out reacted deionized water in addition and do the uv-visible absorption spectra test, can obtain an absworption peak at the 518nm place, the particle diameter that the spherical gold nano grain that disperses is described is at 2～40nm.
Embodiment 3:
Adopt the used equipment of embodiment 1, high-purity silver reaction target (purity is 99.99%, thickness 4mm) and zinc reaction target (purity is 99.99%, thickness 4mm) are put into quartz container, then quartz container is put into ultrasonic dispersion slot, make of the frequency of oscillation work of ultrasonic dispersion slot with 75kHz.In quartz container, inject deionized water, make deionized water submergence reaction target, and the upper surface 3mm that liquid level is higher than react target; Regulate laser optical path, the pulsed laser beam that makes the laser instrument emission focuses on the contact surface of silver reaction target and deionized water after by speculum and focus lamp, and laser frequency is 5Hz; After the pulse laser ablation reaction is carried out 20 minutes, regulate laser beam, make pulsed laser beam focus on the contact surface that zinc reacts target and deionized water by focus lamp, after 40 minutes, close laser instrument at pulse laser ablation aluminium target.Reacted deionized water is taken out and it is dropped on the monocrystalline silicon piece substrate, put into vacuum drying chamber and carry out drying.The monocrystalline silicon piece substrate is taken field emission microscope and transmission electron microscope is transferred big observation, can see and see on the substrate that the spherical silver of dispersion nano particle is arranged.Take out reacted deionized water in addition and do the uv-visible absorption spectra test, can obtain an absworption peak at the 410nm place, the particle diameter that the spherical silver nano particle that disperses is described is at 2～40nm.
The foregoing description is a preferred implementation of the present invention; but embodiments of the present invention are not restricted to the described embodiments; other any do not deviate from change, the modification done under spiritual essence of the present invention and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (9)
1. one kind is utilized pulse laser to ablate to prepare single method of disperseing noble metal nano particles in liquid phase environment, it is characterized in that comprising the steps:
Noble metal target and metal targets are put into the container that liquid phase substance is housed, and container is placed in the ultrasonic dispersion slot, make of the frequency of oscillation work of ultrasonic dispersion slot with 60～85kHz; Pulsed laser beam is focused on the contact surface of noble metal target and liquid phase substance, contact surface produces plasma plume, after the ablation deposition reaction is carried out 20～40 minutes, regulate laser beam, make laser beam focus on the contact surface of metal targets and liquid phase substance, after the reaction of ablating is carried out 20～40 minutes, the stop pulse laser beam irradiation; Reacted liquid phase substance is taken out, and drying is separated, and obtains single noble metal nano particles that disperses.
2. a kind of single method of disperseing noble metal nano particles of utilizing pulse laser in liquid phase environment, to ablate to prepare according to claim 1, it is characterized in that: described noble metal target is gold, silver or platinum; The target thickness of described noble metal target is 3～5 millimeters, is shaped as circular or square; The surface of described noble metal target polishes processing.
3. a kind of single method of disperseing noble metal nano particles of utilizing pulse laser in liquid phase environment, to ablate to prepare according to claim 1, it is characterized in that: described metal targets is aluminium, magnesium or zinc; The thickness of described metal targets is 3～5 millimeters, is shaped as circular or square; The surface of described metal targets polishes processing.
4. a kind of single method of disperseing noble metal nano particles of utilizing pulse laser in liquid phase environment, to ablate to prepare according to claim 1, it is characterized in that: described container is quartz container or glass container; The upper surface of described liquid phase substance exceeds noble metal target or metal targets upper surface 3～10mm.
5. a kind of single method of disperseing noble metal nano particles of utilizing pulse laser in liquid phase environment, to ablate to prepare according to claim 1, it is characterized in that: described focusing is that pulsed laser beam is focused on by condenser lens; The frequency of described laser beam is 5～10Hz.
6. a kind of single method of disperseing noble metal nano particles of utilizing pulse laser to ablate in liquid phase environment to prepare according to claim 1, it is characterized in that: described liquid phase substance is a deionized water.
7. a kind of single method of disperseing noble metal nano particles of utilizing pulse laser in liquid phase environment, to ablate to prepare according to claim 1, it is characterized in that: described drying is vacuum drying, dry temperature is 60～120 ℃.
8. the list by each described method preparation of claim 1～7 disperses noble metal nano particles.
9. single noble metal nano particles that disperses according to claim 8, it is characterized in that: the particle diameter of described single dispersion noble metal nano particles is 5～30nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101181627A CN101774023B (en) | 2010-02-26 | 2010-02-26 | Preparation method of monodispersed-precious metal nanoparticles in liquid phase by using pulse laser ablation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101181627A CN101774023B (en) | 2010-02-26 | 2010-02-26 | Preparation method of monodispersed-precious metal nanoparticles in liquid phase by using pulse laser ablation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101774023A true CN101774023A (en) | 2010-07-14 |
| CN101774023B CN101774023B (en) | 2011-07-27 |
Family
ID=42510681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101181627A Expired - Fee Related CN101774023B (en) | 2010-02-26 | 2010-02-26 | Preparation method of monodispersed-precious metal nanoparticles in liquid phase by using pulse laser ablation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101774023B (en) |
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102649162A (en) * | 2012-04-26 | 2012-08-29 | 中山大学 | Method for preparing noble metal nano material or transitional metal oxide nano material |
| CN102701270A (en) * | 2012-06-12 | 2012-10-03 | 天津大学 | Preparation method for colloidal stannic sulfide hollow nanoparticles |
| CN102909382A (en) * | 2011-08-01 | 2013-02-06 | 中国科学院物理研究所 | Device for preparing metal nanoparticles in organic solvent |
| CN102921961A (en) * | 2012-11-30 | 2013-02-13 | 南京大学 | Method for producing metallic nanomaterials through femtosecond lasers |
| CN102974836A (en) * | 2012-11-28 | 2013-03-20 | 天津大学 | Method for preparing silver/carbon composite nanoring structure by laser |
| CN102990081A (en) * | 2012-12-12 | 2013-03-27 | 中国科学院合肥物质科学研究院 | Method for preparing monodispersed and dimensionally-homogeneous noble metal nanospheres |
| CN103008680A (en) * | 2012-12-07 | 2013-04-03 | 天津大学 | Method for synthesizing silver-carbon composite nanowire by laser chemical method |
| CN105234421A (en) * | 2015-10-27 | 2016-01-13 | 南京理工大学 | Method for increasing Mg content in Zn-Mg alloy |
| CN105952603A (en) * | 2016-04-28 | 2016-09-21 | 中国人民解放军国防科学技术大学 | Laser ablation pulsed plasma thruster |
| CN106077674A (en) * | 2016-06-16 | 2016-11-09 | 中国科学院合肥物质科学研究院 | A kind of silver nano-grain colloid solution with efficient sterilizing performance |
| CN107185530A (en) * | 2017-04-24 | 2017-09-22 | 天津大学 | The method of silver nano-grain of the Laser synthesizing rich in crystal defect |
| CN108635588A (en) * | 2018-05-07 | 2018-10-12 | 国家纳米科学中心 | The noble metal nano particles and its preparation method and application of Medicine small molecule modification |
| CN109179398A (en) * | 2018-10-24 | 2019-01-11 | 国家纳米科学中心 | A kind of metal oxide containing precious metals nanocomposite, preparation method and the usage |
| CN109590478A (en) * | 2018-12-07 | 2019-04-09 | 天津大学 | The method of iridium nano particle of the ps pulsed laser and ns pulsed laser ablation synthesis rich in atomic steps is utilized in liquid phase |
| CN110196275A (en) * | 2019-05-15 | 2019-09-03 | 中国科学院上海硅酸盐研究所 | It is a kind of for the high temperature real-time sample pond of laser ablation system and its detection method |
| CN111822727A (en) * | 2020-06-28 | 2020-10-27 | 合肥百诺金科技股份有限公司 | Method for synthesizing metal nano-particles by liquid-phase discharge of rough electrode surface structure |
| CN111922353A (en) * | 2020-07-24 | 2020-11-13 | 合肥百诺金科技股份有限公司 | Preparation method of nano antibacterial agent for paint |
| CN112609164A (en) * | 2020-11-27 | 2021-04-06 | 中山大学 | Method for preparing porous metal nanoparticles by laser |
| CN113245711A (en) * | 2021-06-23 | 2021-08-13 | 宁波齐云新材料技术有限公司 | Laser nano material processing method and processing system |
| CN113649586A (en) * | 2021-07-12 | 2021-11-16 | 杭州苏铂科技有限公司 | Laser-assisted seedless gold nanostar synthesis method |
| CN114101655A (en) * | 2021-11-25 | 2022-03-01 | 松山湖材料实验室 | Simple substance amorphous nano-particle and preparation method and application thereof |
| CN114346235A (en) * | 2022-01-17 | 2022-04-15 | 华东师范大学重庆研究院 | Self-assembled spherical-hexagonal gold nanoparticle assembly and preparation method thereof |
| CN114538506A (en) * | 2022-03-07 | 2022-05-27 | 四川大学 | Preparation of high catalytic performance nano TiO by liquid phase pulse laser ablation2Method for producing granules |
| CN114632481A (en) * | 2022-03-04 | 2022-06-17 | 安徽大学 | Method for preparing uniformly dispersed metal nanoparticle colloid |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1243775A (en) * | 1998-07-31 | 2000-02-09 | 国际商业机器公司 | Method for producing nano-size particles from transition metals |
| CN100999019A (en) * | 2006-12-19 | 2007-07-18 | 浙江工业大学 | Device of preparing metal nanometer particle colloid by liquid phase medium pulse laser ablation |
| ES2292375B1 (en) * | 2007-08-28 | 2009-09-14 | Universitat De Valencia, Estudi General | METHOD INTENDED FOR THE SYNTHESIS OF INERT METAL NANOPARTICLES. |
| JP2009299112A (en) * | 2008-06-11 | 2009-12-24 | National Institute Of Advanced Industrial & Technology | Gold nanoparticle and dispersion thereof, method for producing gold nanoparticle and nanoparticle production system |
-
2010
- 2010-02-26 CN CN2010101181627A patent/CN101774023B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1243775A (en) * | 1998-07-31 | 2000-02-09 | 国际商业机器公司 | Method for producing nano-size particles from transition metals |
| CN100999019A (en) * | 2006-12-19 | 2007-07-18 | 浙江工业大学 | Device of preparing metal nanometer particle colloid by liquid phase medium pulse laser ablation |
| ES2292375B1 (en) * | 2007-08-28 | 2009-09-14 | Universitat De Valencia, Estudi General | METHOD INTENDED FOR THE SYNTHESIS OF INERT METAL NANOPARTICLES. |
| JP2009299112A (en) * | 2008-06-11 | 2009-12-24 | National Institute Of Advanced Industrial & Technology | Gold nanoparticle and dispersion thereof, method for producing gold nanoparticle and nanoparticle production system |
Cited By (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909382A (en) * | 2011-08-01 | 2013-02-06 | 中国科学院物理研究所 | Device for preparing metal nanoparticles in organic solvent |
| CN102909382B (en) * | 2011-08-01 | 2014-08-20 | 中国科学院物理研究所 | Device for preparing metal nanoparticles in organic solvent |
| CN102649162A (en) * | 2012-04-26 | 2012-08-29 | 中山大学 | Method for preparing noble metal nano material or transitional metal oxide nano material |
| CN102701270B (en) * | 2012-06-12 | 2014-05-14 | 天津大学 | Preparation method for colloidal stannic sulfide hollow nanoparticles |
| CN102701270A (en) * | 2012-06-12 | 2012-10-03 | 天津大学 | Preparation method for colloidal stannic sulfide hollow nanoparticles |
| CN102974836A (en) * | 2012-11-28 | 2013-03-20 | 天津大学 | Method for preparing silver/carbon composite nanoring structure by laser |
| CN102974836B (en) * | 2012-11-28 | 2014-10-29 | 天津大学 | Method for preparing silver/carbon composite nanoring structure by laser |
| CN102921961A (en) * | 2012-11-30 | 2013-02-13 | 南京大学 | Method for producing metallic nanomaterials through femtosecond lasers |
| CN102921961B (en) * | 2012-11-30 | 2016-01-20 | 南京大学 | A kind of femtosecond laser prepares the method for metal nano material |
| CN103008680A (en) * | 2012-12-07 | 2013-04-03 | 天津大学 | Method for synthesizing silver-carbon composite nanowire by laser chemical method |
| CN102990081A (en) * | 2012-12-12 | 2013-03-27 | 中国科学院合肥物质科学研究院 | Method for preparing monodispersed and dimensionally-homogeneous noble metal nanospheres |
| CN102990081B (en) * | 2012-12-12 | 2015-05-20 | 中国科学院合肥物质科学研究院 | Method for preparing monodispersed and dimensionally-homogeneous noble metal nanospheres |
| CN105234421A (en) * | 2015-10-27 | 2016-01-13 | 南京理工大学 | Method for increasing Mg content in Zn-Mg alloy |
| CN105952603B (en) * | 2016-04-28 | 2018-07-24 | 中国人民解放军国防科学技术大学 | Laser ablation pulses plasma thruster |
| CN105952603A (en) * | 2016-04-28 | 2016-09-21 | 中国人民解放军国防科学技术大学 | Laser ablation pulsed plasma thruster |
| CN106077674A (en) * | 2016-06-16 | 2016-11-09 | 中国科学院合肥物质科学研究院 | A kind of silver nano-grain colloid solution with efficient sterilizing performance |
| CN107185530A (en) * | 2017-04-24 | 2017-09-22 | 天津大学 | The method of silver nano-grain of the Laser synthesizing rich in crystal defect |
| CN108635588A (en) * | 2018-05-07 | 2018-10-12 | 国家纳米科学中心 | The noble metal nano particles and its preparation method and application of Medicine small molecule modification |
| CN109179398A (en) * | 2018-10-24 | 2019-01-11 | 国家纳米科学中心 | A kind of metal oxide containing precious metals nanocomposite, preparation method and the usage |
| CN109590478A (en) * | 2018-12-07 | 2019-04-09 | 天津大学 | The method of iridium nano particle of the ps pulsed laser and ns pulsed laser ablation synthesis rich in atomic steps is utilized in liquid phase |
| CN110196275B (en) * | 2019-05-15 | 2022-04-05 | 中国科学院上海硅酸盐研究所 | High-temperature real-time sample pool for laser ablation system and detection method thereof |
| CN110196275A (en) * | 2019-05-15 | 2019-09-03 | 中国科学院上海硅酸盐研究所 | It is a kind of for the high temperature real-time sample pond of laser ablation system and its detection method |
| CN111822727A (en) * | 2020-06-28 | 2020-10-27 | 合肥百诺金科技股份有限公司 | Method for synthesizing metal nano-particles by liquid-phase discharge of rough electrode surface structure |
| CN111822727B (en) * | 2020-06-28 | 2023-11-03 | 合肥百诺金科技股份有限公司 | Method for synthesizing metal nano particles by liquid phase discharge of rough electrode surface structure |
| CN111922353A (en) * | 2020-07-24 | 2020-11-13 | 合肥百诺金科技股份有限公司 | Preparation method of nano antibacterial agent for paint |
| CN112609164A (en) * | 2020-11-27 | 2021-04-06 | 中山大学 | Method for preparing porous metal nanoparticles by laser |
| CN113245711A (en) * | 2021-06-23 | 2021-08-13 | 宁波齐云新材料技术有限公司 | Laser nano material processing method and processing system |
| CN113245711B (en) * | 2021-06-23 | 2021-11-02 | 宁波齐云新材料技术有限公司 | Laser nano material processing method and processing system |
| CN113649586A (en) * | 2021-07-12 | 2021-11-16 | 杭州苏铂科技有限公司 | Laser-assisted seedless gold nanostar synthesis method |
| CN114101655A (en) * | 2021-11-25 | 2022-03-01 | 松山湖材料实验室 | Simple substance amorphous nano-particle and preparation method and application thereof |
| CN114346235A (en) * | 2022-01-17 | 2022-04-15 | 华东师范大学重庆研究院 | Self-assembled spherical-hexagonal gold nanoparticle assembly and preparation method thereof |
| CN114346235B (en) * | 2022-01-17 | 2024-01-26 | 华东师范大学重庆研究院 | Self-assembled spherical-hexagonal gold nanoparticle assembly and preparation method thereof |
| CN114632481A (en) * | 2022-03-04 | 2022-06-17 | 安徽大学 | Method for preparing uniformly dispersed metal nanoparticle colloid |
| CN114538506A (en) * | 2022-03-07 | 2022-05-27 | 四川大学 | Preparation of high catalytic performance nano TiO by liquid phase pulse laser ablation2Method for producing granules |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101774023B (en) | 2011-07-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101774023B (en) | Preparation method of monodispersed-precious metal nanoparticles in liquid phase by using pulse laser ablation | |
| Said et al. | Recent advances on improved optical, thermal, and radiative characteristics of plasmonic nanofluids: Academic insights and perspectives | |
| Zhang et al. | Laser synthesis and processing of colloids: fundamentals and applications | |
| Liu et al. | From nanocrystal synthesis to functional nanostructure fabrication: laser ablation in liquid | |
| CN101327946B (en) | Micro-nanoparticle having special morphology, preparation and use thereof | |
| Tzeng et al. | Time-resolved luminescence nanothermometry with nitrogen-vacancy centers in nanodiamonds | |
| CN100467118C (en) | Preparation device of nanometer particle | |
| CN105665741B (en) | A kind of small size gold nano star of simple branch adjustable length control and preparation method thereof | |
| Abbasi et al. | Effect of laser fluence on the characteristics of Al nanoparticles produced by laser ablation in deionized water | |
| TWI582047B (en) | Ito film, ito powder used in manufacture of the same ito film, method of manufacturing ito powder, and method of manufacturing ito film | |
| Tan et al. | VIS-NIR spectral and particles distribution of Au, Ag, Cu, Al and Ni nanoparticles synthesized in distilled water using laser ablation | |
| CN103769609A (en) | Precious metal-semiconductor composite structure micro-nano particle, preparation method, and application | |
| Cai et al. | Laser ablation in liquids for the assembly of Se@ Au chain-oligomers with long-term stability for photothermal inhibition of tumor cells | |
| Domínguez-Crespo et al. | Production of BN nanostructures by pulsed laser ablation in liquids: influence of the applied Nd: YAG harmonics on the structural, optical and photoluminescence properties | |
| Raveendran et al. | Ultra-fast microwave aided synthesis of gold nanocages and structural maneuver studies | |
| Eroshova et al. | Structural properties of silicon nanoparticles formed by pulsed laser ablation in liquid media | |
| Khumaeni et al. | Synthesis and characterization of high-purity gold nanoparticles by laser ablation method using low-energy Nd: YAG laser 1064 nm | |
| Haldavnekar et al. | Next generation SERS-atomic scale platform for molecular level detection | |
| Pini et al. | Au–Ag alloy nanocorals with optimal broadband absorption for sunlight-driven thermoplasmonic applications | |
| Salminen | Production of Nanomaterials by pulsed laser ablation | |
| Hinamoto et al. | Metal-core/dielectric-shell/metal-cap composite nanoparticle for upconversion enhancement | |
| Niemeyer et al. | Nanosecond Pulsed Laser‐Heated Nanocrystals Inside a Metal‐Organic Framework Matrix | |
| Faisal et al. | Preparation of Silver and Gold Nanoparticles By Using Nd-YAG Pulse Laser Ablation | |
| Safa et al. | Influence of transverse magnetic field on the properties of laser ablation produced nickel oxide nanoparticles | |
| Tajdidzadeh et al. | Improving stability of zinc nanoparticles in chitosan solution with a nanosecond pulsed laser |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110727 Termination date: 20180226 |