CN105903948A - Gold nanoflower nano-particle and preparation method thereof - Google Patents
Gold nanoflower nano-particle and preparation method thereof Download PDFInfo
- Publication number
- CN105903948A CN105903948A CN201610251906.XA CN201610251906A CN105903948A CN 105903948 A CN105903948 A CN 105903948A CN 201610251906 A CN201610251906 A CN 201610251906A CN 105903948 A CN105903948 A CN 105903948A
- Authority
- CN
- China
- Prior art keywords
- nanoparticle
- jenner
- nano
- preparation
- water
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
- B22F1/054—Nanosized particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Eye Examination Apparatus (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
Abstract
The invention discloses a gold nanoflower nano-particle and a preparation method thereof. A gold nano-particle prepared from gold nanoflowers through a sodium citrate reduction method serves as a seed, ethanol amine is added to reducing chloroauric acid, and accordingly the gold nanoflower nano-particle is obtained. By researching the synthesis conditions of gold nanostars, the gold nanoflower nano-particle is obtained through the reduction and preparation actions of the ethanol amine. Compared with a conventional nano-particle preparation method, the experiment method has the advantages that raw materials are easy to obtain, cost is low, operation is simple and fast, pollution is avoided, no surface active agent is needed, and controllability is good. The gold nanoflower nano-particle prepared through the method is provided with a rough surface, is of a flower-like (or branchlike) or other starlike structure, has excellent near-infrared absorbing capacity, and is suitable for being applied to the fields such as photo-thermal analysis, imaging analysis and sensors.
Description
Technical field
The invention belongs to nano material synthesis field, be specifically related to a kind of Jenner's popped rice nanoparticle and preparation method thereof.
Background technology
Nano material the most extensively paid close attention to by people because of the structure of its uniqueness and physicochemical property, especially noble metal nano particles
Preparation and application.The catalytic property of noble metal nano particles, photoelectric property, at biology/chemical sensitisation and nonlinear optics and table
The potential application of the aspect such as Raman scattering (SERS) that face strengthens makes it of increased attention.The character of nanoparticle is very
Depending on their shapes and sizes in big degree, current people have been achieved for the biggest in terms of the controlledly synthesis of nanoparticle
Progress.Coarse flower-shaped (or dendritic) nanoparticle of Current surface has the functions such as near-infrared Extinction Characteristic and photothermal deformation because of it to be made
The research focus becoming biomedical boundary, near-infrared thermotherapy, near-infrared spectroscopy and the nano-scale gold particle of nano Au particle mediation
Son has shown broad prospect of application as the research of pharmaceutical carrier.These nanoparticles have closely knit core and coarse feeler table
Face.These nanoparticles on the one hand nano flower has bigger specific surface area, is preferable catalyst material；On the other hand nanometer
The nanometer feeler on flower surface makes have a lot of focuses, all advantages characteristics of nano flower particle in same nanoparticle surface
It is made to be pursued by the person of being engaged in scientific research.
The physicochemical properties unique in view of nanoparticle and composite thereof and huge using value, they will be cured at biology
The numerous areas such as, sensor, photoelectric device and catalysis have broad application prospects.As the one of nano material, flower-shaped
Nanometer gold, has character more special compared with other nano materials: the features such as fluorescence is strong, nontoxic, good water solubility.Flower-shaped
Nanometer gold can be applied not only to the detection of the toxic ion such as mercury ion and cyanic acid ion, it is also possible at aspect necks such as sensing, imagings
Also there is preferable application prospect in territory.Develop new method and technology prepares the flower-shaped golden nanometer particle of structure-controllable, function admirable
And composite is for promoting rationale scientific research and practical application in industry to have great importance.
Exploring new synthetic route in practice, probe into problem crucial in micro-nano structure materials synthesis, exploitation nano material is respectively
The particularly application development in life science in individual field, is one of the main contents of materials chemistry and life analysis and research.
If the Effective Regulation of the structure of nano material, pattern and surface nature can be realized, manually cutting out of material property not only can be realized,
The relation of material structure Yu performance can also be carried out the understanding that system is deep, this point to nano material at life analysis field
Development has important practical significance.
Summary of the invention
For solving the problems referred to above, an object of the present invention is to provide a kind of Jenner's popped rice nanoparticle；The two of purpose are to provide this
The preparation method of Jenner's popped rice nanoparticle.
The golden nanometer particle that the present invention prepares with reduction of sodium citrate method, as seed, reduces chlorine by adding different amounts of ethanolamine
Auric acid, it is thus achieved that Jenner's popped rice nanoparticle, and the structure of material is explored with detection meanss such as ultraviolet, infrared, Electronic Speculum.
For solving to reach above-mentioned purpose, the present invention uses technical scheme in detail below:
A kind of Jenner's popped rice nanoparticle, it is characterised in that the surface of this nanoparticle is flower-like structure.
The preparation method of a kind of Jenner's popped rice nanoparticle, it is characterised in that comprise the following steps:
(1) preparation of golden nanometer particle seed:
First chlorauric acid solution added high purity water and carry out heating in water bath, adding sodium citrate solution, the color of solution by
Colourless gradually redden, i.e. obtain red golden nanometer particle seed；
(2) preparation of Jenner's popped rice nanoparticle:
Take above-mentioned prepared golden nanometer particle seed and add high purity water, adding ethanolamine under water bath condition after magnetic agitation, adjust
Joint pH, continues water-bath magnetic agitation, and solution colour is by light red purpling more blue through purplish blue complexion changed, finally gives gold nano
Flower nanoparticle finished product.
Further, the concrete operations of above-mentioned steps (1) are: add 80-100ml high purity water and 200-500 μ l in three-neck flask
Chlorauric acid solution, is placed in more than 90 DEG C water-baths, adds sodium citrate solution after 15～20min, and water-bath 60～90 DEG C
Carrying out synthetic reaction, the color of solution is reddened gradually by colourless, terminates after 8-15 minute；By gained red nano gold seeds
It is placed in closed glass container, in case next step prepares Jenner's popped rice nanoparticle.
Further, the concrete operations of above-mentioned steps (2) are: add Jenner's grain of rice in high purity water and step (1) in reaction bulb
Sub-seed, under 15-30 DEG C of water-bath magnetic agitation 15～after 20 minutes add ethanolamine；Molten by dripping a small amount of sodium hydroxide
Liquid regulation pH；Magnetic agitation in 40-70 DEG C of water-bath is proceeded to after 10-20 minute；After reaction 50-90min, the color of solution
From light red purpling, blue through purplish blue complexion changed, finally give Jenner's popped rice nanoparticle finished product.
Further, in above-mentioned steps (1): the concentration of described gold chloride is 0.5-2wt%；The concentration of described sodium citrate is
0.5-1wt%.
Further, in above-mentioned steps (2), ethanolamine concentration is: 1000-2400 μ g/L, and volume is 500-2000 μ l；Jenner
Rice corpuscles seed volume: 100-300 μ l；PH:6-12；Naoh concentration is 0.5-1.0mol/L；High purity water volume is 8-12mL.
Near-infrared thermotherapy, near-infrared spectroscopy and the nano Au particle of nano Au particle mediation is opened up as the research of pharmaceutical carrier
Reveal broad prospect of application.Jenner's popped rice nanoparticle prepared by the present invention has the functions such as near-infrared Extinction Characteristic and photothermal deformation,
Can be applied to develop biological sensor, nanometer sensor, catalyst nano element or nano electrochemical and related biological
Field.
The invention have the benefit that the present invention, by studying the condition of synthesis gold nano star, is prepared with ethanolamine reduction
Obtain Jenner's popped rice nanoparticle；This experimental technique for conventional nanoparticle preparation method, have raw material be easy to get,
With low cost, simple and quick, pollution-free, without surfactant and the controllability advantage such as preferably.The gold nano that the present invention prepares
Flower nanoparticle surface is coarse, for star topologies such as flower-shaped (or dendritic), has good near infrared absorption ability, is suitable for
The fields such as photo-thermal is analyzed, imaging analysis, sensor use.
Accompanying drawing explanation
Fig. 1 is Jenner's popped rice nanoparticle ultraviolet spectrogram that in the present invention, embodiment 1-5 prepares；
Fig. 2 is Jenner's popped rice nanoparticle ultraviolet Electronic Speculum figure that in the present invention, embodiment 1 prepares.
Detailed description of the invention
Embodiment 1:
<1>preparation of golden nanometer particle seed
100mL high purity water and 500 μ L 2wt% chlorauric acid solutions are added, as more than 90 DEG C in 250mL three-neck flask
In water-bath, adding 3mL 1wt% sodium citrate solution after 15～20min, the color of solution is reddened gradually by colourless, and
Water-bath 90 DEG C carries out synthetic reaction, and after 15min, reaction terminates；Gained redness golden nanometer particle seed is placed in 100mL airtight
In glass container, use in case next step prepares Jenner's popped rice nanoparticle；
<2>preparation of Jenner's popped rice nanoparticle
In the reaction bulb of 20mL, add 10mL high purity water, add the golden nanometer particle seed 100 μ L made in the first step,
Magnetic agitation 15～to add 500 μ L concentration after 20 minutes be 1000 μ g/L ethanolamine under 25 DEG C of water-baths；By dropping 1.0
Mol/L sodium hydroxide solution regulation pH is 11, proceeds to magnetic agitation in 65 DEG C of water-baths after 20min, reacts 60min, molten
The color of liquid is from light red purpling, blue through purplish blue complexion changed, it is thus achieved that Jenner's popped rice nanoparticle.
Embodiment 2:
<1>preparation of golden nanometer particle seed
80mL high purity water and 200 μ L 0.5wt% chlorauric acid solutions are added, as more than 90 DEG C in 250mL three-neck flask
In water-bath, adding 6mL0.5wt% sodium citrate solution after 15～20min, the color of solution is reddened gradually by colourless, and
Carrying out synthetic reaction water-bath 60 DEG C, after 10min, reaction terminates；Gained redness golden nanometer particle seed is placed in 100mL close
Close in glass container, use in case next step prepares Jenner's popped rice nanoparticle；
<2>preparation of Jenner's popped rice nanoparticle
In the reaction bulb of 20mL, add 8mL high purity water, add the golden nanometer particle seed 150 μ L made in the first step,
Magnetic agitation 15～to add 1000 μ L concentration after 20 minutes be 1500 μ g/L ethanolamine under 15 DEG C of water-baths；By dropping
0.5mol/L sodium hydroxide solution regulation pH is 8, proceeds to magnetic agitation in 40 DEG C of water-baths, react 50min after 10min,
The color of solution is from light red purpling, blue through purplish blue complexion changed, it is thus achieved that Jenner's popped rice nanoparticle.
Embodiment 3:
<1>preparation of golden nanometer particle seed
90mL high purity water and 300 μ L1wt% chlorauric acid solutions are added, as more than 90 DEG C water in 250mL three-neck flask
In bath, adding 5mL0.7wt% sodium citrate solution after 15～20min, the color of solution is reddened gradually by colourless, and
Water-bath 70 DEG C carries out synthetic reaction, and after 12min, reaction terminates；Gained redness golden nanometer particle seed is placed in 100mL airtight
In glass container, use in case next step prepares Jenner's popped rice nanoparticle；
<2>preparation of Jenner's popped rice nanoparticle
In the reaction bulb of 20mL, add 9mL high purity water, add the golden nanometer particle seed 200 μ L made in the first step,
Magnetic agitation 15～to add 500 μ L concentration after 20 minutes be 2400 μ g/L ethanolamine under 30 DEG C of water-baths；By dropping 1mol/L
Sodium hydroxide solution regulation pH is 9, proceeds to magnetic agitation in 60 DEG C of water-baths, react 70min, the face of solution after 12min
Color is from light red purpling, blue through purplish blue complexion changed, it is thus achieved that Jenner's popped rice nanoparticle.
Embodiment 4:
<1>preparation of golden nanometer particle seed
95mL high purity water and 400 μ L1.5wt% chlorauric acid solutions are added, as more than 90 DEG C in 250mL three-neck flask
In water-bath, adding 6mL0.8wt% sodium citrate solution after 15～20min, the color of solution is reddened gradually by colourless, and
Carrying out synthetic reaction water-bath 80 DEG C, after 13min, reaction terminates；Gained redness golden nanometer particle seed is placed in 100mL close
Close in glass container, use in case next step prepares Jenner's popped rice nanoparticle；
<2>preparation of Jenner's popped rice nanoparticle
In the reaction bulb of 20mL, add 11mL high purity water, add the golden nanometer particle seed 250 μ L made in the first step,
Magnetic agitation 15～to add 1500 μ L concentration after 20 minutes be 2000 μ g/L ethanolamine under 25 DEG C of water-baths；By dropping
1mol/L sodium hydroxide solution regulation pH is 10, proceeds to magnetic agitation in 50 DEG C of water-baths after 13min, reacts 75min, molten
The color of liquid is from light red purpling, blue through purplish blue complexion changed, it is thus achieved that Jenner's popped rice nanoparticle.
Embodiment 5:
<1>preparation of golden nanometer particle seed
85mL high purity water and 350 μ L1.2wt% chlorauric acid solutions are added, as more than 90 DEG C in 250mL three-neck flask
In water-bath, adding 5mL0.9wt% sodium citrate solution after 15～20min, the color of solution is reddened gradually by colourless, and
Carrying out synthetic reaction water-bath 85 DEG C, after 14min, reaction terminates；Gained redness golden nanometer particle seed is placed in 100mL close
Close in glass container, use in case next step prepares Jenner's popped rice nanoparticle；
<2>preparation of Jenner's popped rice nanoparticle
In the reaction bulb of 20mL, add 12mL high purity water, add the golden nanometer particle seed 300 μ L made in the first step,
Magnetic agitation 15～to add 1800 μ L concentration after 20 minutes be 1800 μ g/L ethanolamine under 25 DEG C of water-baths；By dropping
1mol/L sodium hydroxide solution regulation pH is 11, proceeds to magnetic agitation in 55 DEG C of water-baths after 12min, reacts 65min, molten
The color of liquid is from light red purpling, blue through purplish blue complexion changed, it is thus achieved that Jenner's popped rice nanoparticle.
As it is shown in figure 1, A-F represents the Jenner's popped rice nanoparticle ultraviolet scanning spectrum figure obtained by embodiment 1-5 respectively, can
To find out that it has good concordance, there is near 650nm best assimilation effect；As in figure 2 it is shown, it is gold nano
Flower nanoparticle ultraviolet Electronic Speculum figure, it can be clearly seen that the flower-like structure that this nanoparticle surface is coarse, specifically has star topology,
Each nanoparticle averagely has 6-10 star branch.
Claims (7)
1. Jenner's popped rice nanoparticle, it is characterised in that the surface of this nanoparticle is flower-like structure.
2. the preparation method of the Jenner's popped rice nanoparticle described in claim 1, it is characterised in that comprise the following steps:
(1) preparation of golden nanometer particle seed:
First chlorauric acid solution added high purity water and carry out heating in water bath, adding sodium citrate solution, the color of solution by colourless gradually
Gradual change is red, i.e. obtains red golden nanometer particle seed；
(2) preparation of Jenner's popped rice nanoparticle:
Take above-mentioned prepared golden nanometer particle seed and add high purity water, adding ethanolamine under water bath condition after magnetic agitation, regulate pH,
Continuing water-bath magnetic agitation, solution colour is by light red purpling more blue through purplish blue complexion changed, finally gives Jenner's popped rice nanoparticle
Finished product.
3. the preparation method of Jenner's popped rice nanoparticle as claimed in claim 2, it is characterised in that above-mentioned steps (1) concrete
Operation is: adds 80-100ml high purity water and 200-500 μ l chlorauric acid solution in reaction vessel, is placed in more than 90 DEG C water
In bath, adding sodium citrate solution, and carry out synthetic reaction water-bath 60～90 DEG C after 15-20min, the color of solution is by nothing
Color reddens gradually, terminates after 8-15 minute；Gained red nano gold seeds is placed in closed glass container, in case next step system
Standby Jenner's popped rice nanoparticle.
4. the preparation method of Jenner's popped rice nanoparticle as claimed in claim 2, it is characterised in that above-mentioned steps (2) concrete
Operation is: add golden nanometer particle seed in high purity water and step (1), magnetic agitation under 15-30 DEG C of water-bath in reaction bulb
Ethanolamine is added after 15-20 minute；By dropping sodium hydroxide solution regulation pH；40-70 DEG C of water-bath is proceeded to after 10-20 minute
Middle magnetic agitation；After reaction 50-90min, the color of solution is from light red purpling, blue through purplish blue complexion changed, finally gives gold nano
Flower nanoparticle finished product.
5. the preparation method of Jenner's popped rice nanoparticle as claimed in claim 3, it is characterised in that in above-mentioned steps (1): institute
The concentration stating gold chloride is 0.5-2wt%；The concentration of described sodium citrate is 0.5-1wt%.
6. the preparation method of Jenner's popped rice nanoparticle as claimed in claim 4, it is characterised in that add in above-mentioned steps (2)
Ethanolamine concentration is: 1000-2400 μ g/L, and volume is 500-2000 μ l；Golden nanometer particle seed volume: 100-300 μ l；
Naoh concentration is 0.5-1.0mol/L；High purity water volume is 8-12mL；Regulation pH is 6-12.
7. the arbitrary described Jenner's popped rice nanoparticle of claim 1-6 is at development biological sensor, nanometer sensor, catalyst nano
Application in element or nano electrochemical field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610251906.XA CN105903948A (en) | 2016-04-21 | 2016-04-21 | Gold nanoflower nano-particle and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610251906.XA CN105903948A (en) | 2016-04-21 | 2016-04-21 | Gold nanoflower nano-particle and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105903948A true CN105903948A (en) | 2016-08-31 |
Family
ID=56746858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610251906.XA Pending CN105903948A (en) | 2016-04-21 | 2016-04-21 | Gold nanoflower nano-particle and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105903948A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106475574A (en) * | 2016-11-30 | 2017-03-08 | 燕山大学 | A kind of method preparing Jenner's popped rice |
| CN106568829A (en) * | 2016-11-09 | 2017-04-19 | 信阳师范学院 | Flower-like gold-silver nano compound electrochemical sensor, and preparation method and applications thereof |
| CN108254421A (en) * | 2017-12-11 | 2018-07-06 | 东莞理工学院 | Flower shape Au micro nano structures, modified electrode and preparation method and application |
| CN108693162A (en) * | 2018-05-21 | 2018-10-23 | 浙江理工大学 | A kind of Au@mSiO2Nano flower SERS substrates and preparation method thereof |
| CN108723386A (en) * | 2018-06-11 | 2018-11-02 | 浙江大学 | A kind of preparation method of the gold nano dendrite particle with photo-thermal effect |
| CN109192385A (en) * | 2018-08-30 | 2019-01-11 | 广州创链科技有限公司 | A kind of sweeping robot shielding drainage electric wire |
| CN110026568A (en) * | 2019-04-25 | 2019-07-19 | 山东省医学科学院药物研究所（山东省抗衰老研究中心、山东省新技术制药研究所） | A kind of method that polyhydroxy natural products mediates synthesis to carry medicinal dendritic nanogold particle |
| WO2023224898A1 (en) * | 2022-05-17 | 2023-11-23 | The Government Of The United States Of America, As Represented By The Secretary Of The Navy | Seedless synthesis of anisotropic gold nanoflowers for cellular control and drug delivery applications |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1817523A (en) * | 2006-01-05 | 2006-08-16 | 吉林大学 | Water-phase production of length controllable dendritic golden nanometer particle |
| CN102837005A (en) * | 2012-09-27 | 2012-12-26 | 江南大学 | Method for preparing size-controlled gold nanostars with surface Raman enhanced activity |
| US20130260033A1 (en) * | 2010-12-06 | 2013-10-03 | Gabriele Maiorano | Method of synthesizing branched gold nanoparticles having controlled size and branching |
| CN103674919A (en) * | 2013-12-12 | 2014-03-26 | 安徽师范大学 | Gold nanoflower-quantum dot-based superstructure sensor and preparation method and application thereof |
| CN104416152A (en) * | 2013-08-21 | 2015-03-18 | 安徽医科大学第一附属医院 | Gold nanoparticle flower or quantum dot composite probe for living cell immunofluorescent labeling and photothermal treatment |
-
2016
- 2016-04-21 CN CN201610251906.XA patent/CN105903948A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1817523A (en) * | 2006-01-05 | 2006-08-16 | 吉林大学 | Water-phase production of length controllable dendritic golden nanometer particle |
| US20130260033A1 (en) * | 2010-12-06 | 2013-10-03 | Gabriele Maiorano | Method of synthesizing branched gold nanoparticles having controlled size and branching |
| CN102837005A (en) * | 2012-09-27 | 2012-12-26 | 江南大学 | Method for preparing size-controlled gold nanostars with surface Raman enhanced activity |
| CN104416152A (en) * | 2013-08-21 | 2015-03-18 | 安徽医科大学第一附属医院 | Gold nanoparticle flower or quantum dot composite probe for living cell immunofluorescent labeling and photothermal treatment |
| CN103674919A (en) * | 2013-12-12 | 2014-03-26 | 安徽师范大学 | Gold nanoflower-quantum dot-based superstructure sensor and preparation method and application thereof |
Non-Patent Citations (2)
| Title |
|---|
| ZHAO L等: "Formation and stability of gold nanoflowers by the seeding approach: the effect of intraparticle ripening", 《J PHYS CHEM C》 * |
| 胡昌义，刘时杰编著: "《贵金属材料》", 30 September 2015 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568829A (en) * | 2016-11-09 | 2017-04-19 | 信阳师范学院 | Flower-like gold-silver nano compound electrochemical sensor, and preparation method and applications thereof |
| CN106475574A (en) * | 2016-11-30 | 2017-03-08 | 燕山大学 | A kind of method preparing Jenner's popped rice |
| CN106475574B (en) * | 2016-11-30 | 2018-06-08 | 燕山大学 | A kind of method for preparing Jenner's popped rice |
| CN108254421A (en) * | 2017-12-11 | 2018-07-06 | 东莞理工学院 | Flower shape Au micro nano structures, modified electrode and preparation method and application |
| CN108254421B (en) * | 2017-12-11 | 2019-09-27 | 东莞理工学院 | Flower shape Au micro nano structure, modified electrode and preparation method and application |
| CN108693162A (en) * | 2018-05-21 | 2018-10-23 | 浙江理工大学 | A kind of Au@mSiO2Nano flower SERS substrates and preparation method thereof |
| CN108723386A (en) * | 2018-06-11 | 2018-11-02 | 浙江大学 | A kind of preparation method of the gold nano dendrite particle with photo-thermal effect |
| CN109192385A (en) * | 2018-08-30 | 2019-01-11 | 广州创链科技有限公司 | A kind of sweeping robot shielding drainage electric wire |
| CN110026568A (en) * | 2019-04-25 | 2019-07-19 | 山东省医学科学院药物研究所（山东省抗衰老研究中心、山东省新技术制药研究所） | A kind of method that polyhydroxy natural products mediates synthesis to carry medicinal dendritic nanogold particle |
| CN110026568B (en) * | 2019-04-25 | 2021-12-24 | 山东省医学科学院药物研究所（山东省抗衰老研究中心、山东省新技术制药研究所） | Method for synthesizing medicinal dendritic nano gold particles by mediation of polyhydroxy natural products |
| WO2023224898A1 (en) * | 2022-05-17 | 2023-11-23 | The Government Of The United States Of America, As Represented By The Secretary Of The Navy | Seedless synthesis of anisotropic gold nanoflowers for cellular control and drug delivery applications |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105903948A (en) | Gold nanoflower nano-particle and preparation method thereof | |
| Shamraiz et al. | Fabrication and applications of copper sulfide (CuS) nanostructures | |
| CN105108171B (en) | A kind of preparation method of the nano particle of strong Raman signal | |
| Zhang et al. | Small and sharp triangular silver nanoplates synthesized utilizing tiny triangular nuclei and their excellent SERS activity for selective detection of thiram residue in soil | |
| Yang et al. | Fabrication of semiconductor ZnO nanostructures for versatile SERS application | |
| Tang et al. | Photoinduced shape conversion and reconstruction of silver nanoprisms | |
| Jiang et al. | Micro/nano-structured graphitic carbon nitride–Ag nanoparticle hybrids as surface-enhanced Raman scattering substrates with much improved long-term stability | |
| Wang et al. | Chitosan-luminol reduced gold nanoflowers: from one-pot synthesis to morphology-dependent SPR and chemiluminescence sensing | |
| CN103526291B (en) | Surface enhanced raman scattering substrate and its preparation method and application | |
| Frost et al. | The response of citrate functionalised gold and silver nanoparticles to the addition of heavy metal ions | |
| Bao et al. | In situ SERS monitoring of photocatalytic organic decomposition using recyclable TiO2-coated Ag nanowire arrays | |
| CN103990812A (en) | Method for preparing surface enhanced Raman substrate | |
| Barhoum et al. | Seed-mediated hot-injection synthesis of tiny Ag nanocrystals on nanoscale solid supports and reaction mechanism | |
| Ibrahim | Photocatalytic activity of nanostructured ZnO–ZrO2 binary oxide using fluorometric method | |
| Zhang et al. | Preparation of sensitive and recyclable porous Ag/TiO2 composite films for SERS detection | |
| CN105290393A (en) | Hollow SiO2 wrapped hollow Au cage nanometer bell and preparing method and application thereof | |
| CN105478747A (en) | Fusiform gold nano particle with remarkable near-infrared light absorbability and manufacturing method thereof | |
| CN103234951B (en) | A kind of noble metal nano particles coat photonic crystal coding microball preparation method | |
| CN105261932B (en) | A kind of light source based on exciton close coupling in local surface phasmon and quantum dot | |
| Wang et al. | ZnO nanorods decorated with Ag nanoflowers as a recyclable SERS substrate for rapid detection of pesticide residue in multiple-scenes | |
| Wadhwa et al. | Engineering of luminescent graphene quantum dot-gold (GQD-Au) hybrid nanoparticles for functional applications | |
| Wang et al. | Highly-efficient SERS detection for E. coli using a microfluidic chip with integrated NaYF 4: Yb, Er@ SiO 2@ Au under near-infrared laser excitation | |
| Cathcart et al. | Selective Plasmonic Sensing and Highly Ordered Metallodielectrics via Encapsulation of Plasmonic Metal Nanoparticles with Metal Oxides | |
| Trang et al. | Hotspot-type silver-polymers grafted nanocellulose paper with analyte enrichment as flexible plasmonic sensors for highly sensitive SERS sensing | |
| Islam | Au and zincite assisted silica-titania nanocomposite coated fiber optic pH sensor: Structural thermal, and optical characteristics |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160831 |
|
| RJ01 | Rejection of invention patent application after publication |