CN102849672A - Surface enhanced Raman micro-structural substrate and preparation method thereof - Google Patents
Surface enhanced Raman micro-structural substrate and preparation method thereof Download PDFInfo
- Publication number
- CN102849672A CN102849672A CN2012103414315A CN201210341431A CN102849672A CN 102849672 A CN102849672 A CN 102849672A CN 2012103414315 A CN2012103414315 A CN 2012103414315A CN 201210341431 A CN201210341431 A CN 201210341431A CN 102849672 A CN102849672 A CN 102849672A
- Authority
- CN
- China
- Prior art keywords
- micro
- structural substrate
- preparation
- quartz
- diameter
- 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
Abstract
The invention discloses a surface enhanced Raman micro-structural substrate and a preparation method thereof. The surface enhanced Raman micro-structural substrate consists of a quartz microneedle array and metal nano particles on surfaces of microneedles, wherein the diameter of the bottom face of each microneedle ranges from 500 nanometers to 200 micrometers, and the diameter of the metal nano particles ranges from 10 nanometers to 1 micrometer. The preparation method includes the steps: (1) preparing the quartz microneedle array; and (2) coating a layer of metal nano particle film with the diameter ranging from 10 nanometers to 1 micrometer on the surface of the tip end of the quartz microneedle array. The surface enhanced Raman micro-structural substrate and the preparation method thereof are novel in structure and simple in preparation and can be applied to the fields of micro-nano optics, biology, sensing, information and the like.
Description
Technical field
The present invention relates to a kind of surface Raman enhancement micro-structural substrate and preparation method thereof, belong to material microstructure and preparing technical field thereof.
Background technology
Surface Raman enhancement spectrum is to utilize the compound that is adsorbed on the roughening metal surface to make the Raman scattering of determinand produce great enhancement effect.Therefore has important application in fields such as micronano optical, biology, sensing, information, environment.Surface at quartz micro needle (Chinese patent ZL200710134575.2) prepares the nano-metal particle layer, form novel Raman and strengthen micro-structural, so that exciting light in the quartz micro needle array by multipath reflection and refraction, can more effectively excite the metal surface phasmon to obtain the Raman signal that strengthens, have important scientific research and using value.Present Raman strengthens substrate and mostly is planar substrate, and the utilization ratio of light is limited to.
Summary of the invention
The purpose of this invention is to provide a kind of micro-structural substrate for surface Raman enhancement, make this fine structure material can obtain in fields such as micronano optical, biology, sensing, information, environment extensive use.Another object of the present invention provides the preparation method of this fine structure material.
Surface Raman enhancement micro-structural substrate of the present invention is comprised of quartz micro needle array and the metal nanoparticle that is positioned at the micropin surface; Micropin bottom surface diameter 500nm-200 μ m, metal nanoparticle diameter 10nm is to 1 μ m.
Described metal nanoparticle can be lack of alignment, also can be periodic arrangement.
The preparation method of surface Raman enhancement micro-structural substrate of the present invention may further comprise the steps:
(1) prepares the quartz micro needle array according to patent ZL200710134575.2;
(2) in quartz micro needle array tip end surface by chemical plating, or electroplates, or sputter, or apply, or above method any combination coats one deck diameter 10nm～gold, silver of 1 μ m, platinum, iron, or the nanometer particle film of its alloy.
The present invention compared with prior art, its remarkable advantage is: (1) can obtain novel surface Raman enhancement micro-structural substrate.(2) with low cost, need not large-scale instrument, simple and reliable process.
The specific embodiment
Embodiment 1: utilize the quartz fibre of diameter 500nm to prepare the quartz micro needle array, then coat the gold nano grain of one deck 10nm diameter in its tip end surface sputter, the gold surface Raman that namely gets on the 500nm quartz micro needle basis strengthens the micro-structural substrate.
Embodiment 2: utilize the quartz fibre of diameter 200 μ m to prepare the quartz micro needle array, then apply the silver nano-grain that coats one deck 1 μ m diameter in its tip end surface, the silver surface Raman that namely gets on the 200 μ m quartz micro needle bases strengthens the micro-structural substrate.
Embodiment 3: utilize the quartz fibre of diameter 2 μ m to prepare the quartz micro needle array, then coat the Pt nanoparticle of one deck 20nm diameter in its tip end surface chemical plating, namely get the platinum surface Raman enhancement micro-structural substrate on the 2 μ m quartz micro needle bases.
Embodiment 4: utilize the quartz fibre of diameter 30 μ m to prepare the quartz micro needle array, then electroplate the iron nano-particle that coats one deck 100nm diameter in its tip end surface, the iron surface Raman that namely gets on the 30 μ m quartz micro needle bases strengthens the micro-structural substrate.
Embodiment 5: utilize the quartz fibre of diameter 100 μ m to prepare the quartz micro needle array, then coat the electrum nano particle of one deck 30nm diameter in its tip end surface sputter, namely get the electrum surface Raman enhancement micro-structural substrate on the 100 μ m quartz micro needle bases.
Claims (5)
1. surface Raman enhancement micro-structural substrate is characterized in that, described surface Raman enhancement micro-structural substrate is comprised of quartz micro needle array and the metal nanoparticle that is positioned at the micropin surface; Micropin bottom surface diameter 500nm-200 μ m, metal nanoparticle diameter 10nm is to 1 μ m.
2. surface Raman enhancement micro-structural substrate according to claim 1 is characterized in that, described metal nanoparticle is lack of alignment or periodic arrangement.
3. surface Raman enhancement micro-structural substrate according to claim 1 and 2 is characterized in that, described metal nanoparticle is gold, silver, platinum, iron or alloy.
4. prepare the method for surface Raman enhancement micro-structural substrate as claimed in claim 1, it is characterized in that, the method may further comprise the steps:
(1) according to patent ZL 200710134575.2 preparation quartz micro needle array;
(2) coat the film of metal nano-particles of one deck diameter 10nm～1 μ m in quartz micro needle array tip end surface.
5. the preparation method of surface Raman enhancement micro-structural substrate according to claim 4 is characterized in that, the method for coating described in the step (2) is chemical plating, plating, sputter, coating, or above method any combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103414315A CN102849672A (en) | 2012-09-17 | 2012-09-17 | Surface enhanced Raman micro-structural substrate and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103414315A CN102849672A (en) | 2012-09-17 | 2012-09-17 | Surface enhanced Raman micro-structural substrate and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102849672A true CN102849672A (en) | 2013-01-02 |
Family
ID=47396725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103414315A Pending CN102849672A (en) | 2012-09-17 | 2012-09-17 | Surface enhanced Raman micro-structural substrate and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102849672A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103048308A (en) * | 2013-01-11 | 2013-04-17 | 中国科学院光电技术研究所 | Fabrication method of surface-enhanced Raman probe based on secondary enhancement |
| CN109112491A (en) * | 2018-07-19 | 2019-01-01 | 西安交通大学 | Overstable silver-colored tantalum composite material surface enhancing Raman scattering substrate and preparation method |
| CN110567933A (en) * | 2019-06-28 | 2019-12-13 | 华东理工大学 | SERS substrate and preparation method thereof |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101143705A (en) * | 2007-11-01 | 2008-03-19 | 南京大学 | Method for preparing micrometer and submicron probe arrays |
| US20100009338A1 (en) * | 2006-04-07 | 2010-01-14 | Zhang Jin Z | Novel gold nanostructures and methods of use |
| US20100129623A1 (en) * | 2007-01-29 | 2010-05-27 | Nanexa Ab | Active Sensor Surface and a Method for Manufacture Thereof |
| CN102127542A (en) * | 2010-12-27 | 2011-07-20 | 江南大学 | Preparation method of self-assembly material having surface-enhanced Raman activity |
| US8013992B2 (en) * | 2008-12-17 | 2011-09-06 | Board Of Trustees Of The University Of Arkansas | Methods of fabricating surface enhanced raman scattering substrates |
| KR101097205B1 (en) * | 2010-07-13 | 2011-12-21 | 포항공과대학교 산학협력단 | Fabrication method of substrate for surface enhanced raman scattering |
| CN102346148A (en) * | 2011-08-18 | 2012-02-08 | 江南大学 | Method for detecting surface enhanced Raman scattering of cancer cells based on self-assembled material |
| CN102381676A (en) * | 2011-10-27 | 2012-03-21 | 无锡英普林纳米科技有限公司 | Quartz micro needle surface nano metal chain and preparation method thereof |
| CN102525421A (en) * | 2011-05-18 | 2012-07-04 | 东南大学 | Detecting micro-needle with strengthened Raman and fluorescence signal and preparation method thereof |
| CN102590179A (en) * | 2012-03-28 | 2012-07-18 | 上海大学 | Silver nano lattice surface enhanced raman active substrate and preparation method thereof |
| CN102621126A (en) * | 2012-03-28 | 2012-08-01 | 上海大学 | Metal nanodot array surface enhancing Raman active base and preparation method thereof |
-
2012
- 2012-09-17 CN CN2012103414315A patent/CN102849672A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100009338A1 (en) * | 2006-04-07 | 2010-01-14 | Zhang Jin Z | Novel gold nanostructures and methods of use |
| US20100129623A1 (en) * | 2007-01-29 | 2010-05-27 | Nanexa Ab | Active Sensor Surface and a Method for Manufacture Thereof |
| CN101143705A (en) * | 2007-11-01 | 2008-03-19 | 南京大学 | Method for preparing micrometer and submicron probe arrays |
| US8013992B2 (en) * | 2008-12-17 | 2011-09-06 | Board Of Trustees Of The University Of Arkansas | Methods of fabricating surface enhanced raman scattering substrates |
| KR101097205B1 (en) * | 2010-07-13 | 2011-12-21 | 포항공과대학교 산학협력단 | Fabrication method of substrate for surface enhanced raman scattering |
| CN102127542A (en) * | 2010-12-27 | 2011-07-20 | 江南大学 | Preparation method of self-assembly material having surface-enhanced Raman activity |
| CN102525421A (en) * | 2011-05-18 | 2012-07-04 | 东南大学 | Detecting micro-needle with strengthened Raman and fluorescence signal and preparation method thereof |
| CN102346148A (en) * | 2011-08-18 | 2012-02-08 | 江南大学 | Method for detecting surface enhanced Raman scattering of cancer cells based on self-assembled material |
| CN102381676A (en) * | 2011-10-27 | 2012-03-21 | 无锡英普林纳米科技有限公司 | Quartz micro needle surface nano metal chain and preparation method thereof |
| CN102590179A (en) * | 2012-03-28 | 2012-07-18 | 上海大学 | Silver nano lattice surface enhanced raman active substrate and preparation method thereof |
| CN102621126A (en) * | 2012-03-28 | 2012-08-01 | 上海大学 | Metal nanodot array surface enhancing Raman active base and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103048308A (en) * | 2013-01-11 | 2013-04-17 | 中国科学院光电技术研究所 | Fabrication method of surface-enhanced Raman probe based on secondary enhancement |
| CN109112491A (en) * | 2018-07-19 | 2019-01-01 | 西安交通大学 | Overstable silver-colored tantalum composite material surface enhancing Raman scattering substrate and preparation method |
| CN109112491B (en) * | 2018-07-19 | 2019-10-11 | 西安交通大学 | Overstable silver-colored tantalum composite material surface enhancing Raman scattering substrate and preparation method |
| CN110567933A (en) * | 2019-06-28 | 2019-12-13 | 华东理工大学 | SERS substrate and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Li et al. | Bioinspired micropatterned superhydrophilic Au‐areoles for surface‐enhanced Raman scattering (SERS) trace detection | |
| Yao et al. | Uniform periodic bowtie SERS substrate with narrow nanogaps obtained by monitored pulsed electrodeposition | |
| Ruan et al. | Controlled fabrication of nanopillar arrays as active substrates for surface-enhanced Raman spectroscopy | |
| George et al. | Flexible superhydrophobic SERS substrates fabricated by in situ reduction of Ag on femtosecond laser-written hierarchical surfaces | |
| Yang et al. | Single-step and rapid growth of silver nanoshells as SERS-active nanostructures for label-free detection of pesticides | |
| Talley et al. | Intracellular pH sensors based on surface-enhanced Raman scattering | |
| Hu et al. | Aggregation of Silver Particles Trapped at an Air− Water Interface for Preparing New SERS Active Substrates | |
| Chang et al. | In situ growth of silver nanoparticles in porous membranes for surface-enhanced Raman scattering | |
| Zalduendo et al. | Au nanoparticles–mesoporous TiO2 thin films composites as SERS sensors: a systematic performance analysis | |
| Cao et al. | Optical field enhancement in Au nanoparticle-decorated nanorod arrays prepared by femtosecond laser and their tunable surface-enhanced Raman scattering applications | |
| Yan et al. | Superhydrophobic SERS substrates based on silver-coated reduced graphene oxide gratings prepared by two-beam laser interference | |
| CN105424676B (en) | A kind of preparation method and applications of flexible surface enhancing raman spectrum substrate | |
| Kim et al. | Adsorption and aggregation characteristics of silver nanoparticles onto a poly (4-vinylpyridine) film: a comparison with gold nanoparticles | |
| JP2015052562A (en) | Substrate for measuring surface enhanced raman scattering, and method for manufacturing the sane | |
| Wang et al. | An invisible template method toward gold regular arrays of nanoflowers by electrodeposition | |
| CN108872185B (en) | Preparation method of SERS chip | |
| CN105044076A (en) | Back surface detection type SERS (surface-enhanced Raman scattering) chip and preparation method thereof | |
| CN102384904A (en) | Metal surface enhanced Raman scattering substrate with three-dimensional period structure and preparation method thereof | |
| CN102944545A (en) | Nano-gold surface-enhanced Raman active substrate with layered three-dimensional structure and method for preparing same | |
| Ibañez et al. | Time-resolved study of the Surface-Enhanced Raman Scattering effect of silver nanoparticles generated in voltammetry experiments. | |
| CN110220881A (en) | Flexible SERS substrate and its preparation method and application based on nanostructure and ordered nano particle | |
| Yan et al. | Fabrication of polymer colloidal/Au composite nanofilms for stable and reusable SERS-active substrates with highly-dense hotspots | |
| Hu et al. | An ordered array of hierarchical spheres for surface-enhanced Raman scattering detection of traces of pesticide | |
| CN102849672A (en) | Surface enhanced Raman micro-structural substrate and preparation method thereof | |
| Cao et al. | Plasmonic coupling of AgNPs near graphene edges: A cross-section strategy for high-performance SERS sensing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C05 | Deemed withdrawal (patent law before 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130102 |