CN109709073A - A kind of nanometer of glomerular membrane number of plies detection device - Google Patents
A kind of nanometer of glomerular membrane number of plies detection device Download PDFInfo
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- CN109709073A CN109709073A CN201910021857.4A CN201910021857A CN109709073A CN 109709073 A CN109709073 A CN 109709073A CN 201910021857 A CN201910021857 A CN 201910021857A CN 109709073 A CN109709073 A CN 109709073A
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Abstract
The present invention relates to a kind of nanometer of glomerular membrane number of plies detection devices, including right angle prism, the inclined-plane of the right angle prism is provided with silverskin, the periphery of right angle prism is provided with the first screen, the second screen, third screen, baffle, first screen level is set to the lower section of right angle prism, second screen level is set to the top of right angle prism, and the third screen is vertically arranged at the right of right angle prism, and the baffle is vertically arranged at the left of right angle prism；The outer middle side part of the baffle is provided with light source, and the center of the baffle is provided with light hole；This nanometer of glomerular membrane number of plies detection device, being formed by film using PS bead has different interference fringes to the light wave of specific wavelength, to come to determine to be formed by film be to be made of single layer spherula or the double-deck spherula is constituted, the device is not only simple in structure and convenient for operation, and it is good to differentiate that PS bead is formed by film effect.
Description
Technical field
The invention belongs to technical field of nano material, and in particular to a kind of nanometer of glomerular membrane number of plies detection device.
Background technique
Nano material is a kind of material with brand new that the mid-80 grows up, and is that size is in cluster
A kind of special particles for the transitional region having a common boundary with macro object.A kind of definition as material limits the size of nano particle
To 1-100nm range.When particle size enters nanometer scale, nanoparticle can be made to have the effect of following four aspect:
Small-size effect, skin effect, quantum size effect, macro quanta tunnel effect.These four effects are the basic of nanoparticle
Characteristic, they make nano material that can show all kinds of peculiar physics, chemical property.Such as: metal is conductor, but nanometer
Metal particle is in low temperature since electrical insulating property can be presented in quantum size effect；Ferromagnetic substance enter nanoscale (5nm) due to
Single domain is become by multidomain and shows extremely strong paramagnetic effect；Chemically inert metal platinum be made after nanoparticle (platinum black) but at
For the fabulous catalyst of activity.These Strange properties entirely different with body phase material that nano material is showed, make its
Ceramics, microelectronics, bioengineering, photoelectricity, chemical industry, medicine etc. are multi-field to show tempting application prospect.
Such as: polystyrene microsphere has a large specific surface area, strong adsorption, and agglutination is big and surface respond is strong etc.
Characteristic has a wide range of applications, the uniform polymer microballoon of micron particles degree, as functional polymer material, is dividing
Analysis chemistry, biochemistry are immunized in medicine, standard metering and certain high-technology fields and have extensive purposes, thus right
The research of this kind of material increasingly causes attention.Polystyrene micron ball assemble by solvent volatilization and template
To PS ball array, it is aided with physics plating alloying technology, constitutes orderly micro-nano composite array, constructs the SERS detection base of a new generation
Bottom.
In practical applications, the PS bead application of single layer is relatively more, therefore during production, needs to detect made
PS bead whether be single layer.
Summary of the invention
In view of the above-mentioned problems, the problem of present invention aim to address the detections of the existing PS bead number of plies.
For this purpose, the present invention provides a kind of nanometer of glomerular membrane number of plies detection device, including right angle prism, the right angle three
The inclined-plane of prism is provided with silverskin, and the periphery of right angle prism is provided with the first screen, the second screen, third screen, baffle, institute
The lower section that the first screen level is set to right angle prism is stated, second screen level is set to the top of right angle prism,
The third screen is vertically arranged at the right of right angle prism, and the baffle is vertically arranged at the left of right angle prism；Institute
The outer middle side part for stating baffle is provided with light source, and the center of the baffle is provided with light hole.
It is provided with glass plate on the silverskin, glomerular membrane to be detected is placed on the glass plate.
The glomerular membrane is made of the bead that diameter is 300nm~450nm.
The bead is PS bead.
The wavelength for the light wave that the light source generates is 600nm~700nm.
The silverskin with a thickness of 10nm~20nm.
The bevel inclination angle of the right angle prism is 45 °.
Beneficial effects of the present invention: this nanometer glomerular membrane number of plies detection device provided by the invention utilizes PS bead institute
The film of formation has different interference fringes to the light wave of specific wavelength, to be by single layer spherula to determine to be formed by film
It constitutes or the double-deck spherula is constituted, to judge to being formed by film, if meet application requirement, especially cut
The film cut is judged that the device is not only simple in structure and convenient for operation, and it is good to differentiate that PS bead is formed by film effect.
The present invention is described in further details below with reference to attached drawing.
Detailed description of the invention
Fig. 1 is a nanometer structural schematic diagram for glomerular membrane number of plies detection device.
Fig. 2 is the interference pattern light distribution schematic diagram of the first screen.
Fig. 3 is the interference pattern light distribution schematic diagram of the second screen.
Fig. 4 is the interference pattern light distribution schematic diagram of third screen.
In figure: 1, right angle prism；2, the first screen；3, the second screen；4, third screen；5, glass plate；6, baffle；7,
Silverskin；8, light hole；9, light source；10, silverskin.
Specific embodiment
Reach the technical means and efficacy that predetermined purpose is taken for the present invention is further explained, below in conjunction with attached drawing and reality
Example is applied to a specific embodiment of the invention, structure feature and its effect, detailed description are as follows.
Embodiment 1
In order to solve the problems, such as existing PS bead number of plies detection.Present embodiments provide a kind of nanometer as shown in Figure 1
The inclined-plane of glomerular membrane number of plies detection device, including right angle prism 1, the right angle prism 1 is provided with silverskin 7, right-angle prismatic
The periphery of mirror 1 is provided with the first screen 2, the second screen 3, third screen 4, baffle 6, and first screen 2 is horizontally placed on directly
The lower section of angle prism 1, second screen 3 are horizontally placed on the top of right angle prism 1, and the third screen 4 is set vertically
It is placed in the right of right angle prism 1, the baffle 6 is vertically arranged at the left of right angle prism 1；In the outside of the baffle 6
Portion is provided with light source 9, and the angle of the light of the sending of light source 9 and silverskin 7 is 45 ° or the light silverskin 7 of the sending of light source 9 hangs down
Directly；The center of the baffle 6 is provided with light hole 8；In this way, light wave can pass through light hole 8 when light source 9 generates light wave
It is irradiated on silverskin 7, it, can be in the first screen 2, the second screen 3, third screen 4 after silverskin 7 is reflected, transmits, reflects
Form interference fringe.
It is provided with glass plate 5 on the silverskin 7, places glomerular membrane to be detected on the glass plate 5, glass plate 5 can be with
It is the glass slide cut, glass slide will not be also convenient for carrying to be detected easily from the sliding on the inclined-plane of right angle prism 1
Film.
Further, the glomerular membrane is made of the bead that diameter is 300nm~450nm, and preferential can choose
The bead of 350nm, 380nm.
Further, the bead is polystyrene (PS) bead.
Further, the wavelength for the light wave that the light source 9 generates is 600nm~700nm, and preferential can choose is produced
Light wavelength be 640nm, 650nm light source 9, this be mainly common PS bead be easy it is most strong with the generation of the light wave of the wavelength
Interference effect；That is, being formed by the diameter of the PS bead of PS glomerular membrane, determine that used light source 9 produces
The wavelength of raw light.
Further, the silverskin 7 with a thickness of 10nm~20nm, it is preferential can choose institute's silverskin 7 with a thickness of
10nm,15nm；The thickness of silverskin 7 is mainly transmission, the reflection, refractive index for comprehensively considering the light of the generation of light source 9, so that the first screen
4 three the 2, second screen 3 of curtain, third screen screens can generate clearly interference fringe.
Further, the bevel inclination angle of the right angle prism 1 is 45 °, and bevel inclination angle is also to comprehensively consider
Transmission, the reflection, refractive index for the light that light source 9 generates, enable 4 three the first screen 2, the second screen 3, third screen screens
Generate clearly interference fringe.
When use, first the PS glomerular membrane of production is placed on the inclined-plane of angle prism 1 together with glass plate 5, then
Light source 9 is opened, the incident light that light source 9 is generated is irradiated to the PS glomerular membrane on glass plate 5, then by silverskin 7
Interference fringe can be presented in the first screen 2, the second screen 3, third screen 4 in transmission, reflection, refraction.It as shown in figs. 2 to 4, is PS
When the wavelength for the incident light that the diameter of bead is 380nm, light source 9 generates is 650nm, in the first screen 2, the second screen 3, third
The distribution of interference intensity figure of screen 4.
In conclusion this nanometer of glomerular membrane number of plies detection device, is formed by film to the light of specific wavelength using PS bead
Wave has different interference fringes, to be to be made of single layer spherula or the double-deck spherula structure to determine to be formed by film
At to judge to being formed by film, if meet application requirement, especially the film of well cutting is judged, should
Device is not only simple in structure and convenient for operation, and it is good to differentiate that PS bead is formed by film effect.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (7)
1. a kind of nanometer of glomerular membrane number of plies detection device, it is characterised in that: including right angle prism (1), the right angle prism
(1) inclined-plane is provided with silverskin (7), and the periphery of right angle prism (1) is provided with the first screen (2), the second screen (3), third
Screen (4), baffle (6), first screen (2) are horizontally placed on the lower section of right angle prism (1), second screen (3)
It is horizontally placed on the top of right angle prism (1), the third screen (4) is vertically arranged at the right of right angle prism (1), institute
State the left that baffle (6) is vertically arranged at right angle prism (1)；The outer middle side part of the baffle (6) is provided with light source (9), institute
The center for stating baffle (6) is provided with light hole (8).
2. a kind of nanometer of glomerular membrane number of plies detection device as described in claim 1, it is characterised in that: set on the silverskin (7)
It is equipped with glass plate (5), places glomerular membrane to be detected on the glass plate (5).
3. a kind of nanometer of glomerular membrane number of plies detection device as claimed in claim 2, it is characterised in that: the glomerular membrane is by straight
The bead that diameter is 300nm~450nm is constituted.
4. a kind of nanometer of glomerular membrane number of plies detection device as claimed in claim 3, it is characterised in that: the bead is PS small
Ball.
5. a kind of nanometer of glomerular membrane number of plies detection device as described in claim 1, it is characterised in that: the light source (9) generates
Light wave wavelength be 600nm~700nm.
6. a kind of nanometer of glomerular membrane number of plies detection device as described in claim 1, it is characterised in that: the thickness of the silverskin (7)
Degree is 10nm~20nm.
7. a kind of nanometer of glomerular membrane number of plies detection device as described in claim 1, it is characterised in that: the right angle prism
(1) bevel inclination angle is 45 °.
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| CN201910021857.4A CN109709073B (en) | 2019-01-10 | 2019-01-10 | Nano-microsphere film number detection device |
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| CN201910021857.4A CN109709073B (en) | 2019-01-10 | 2019-01-10 | Nano-microsphere film number detection device |
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| CN109709073B CN109709073B (en) | 2021-10-22 |
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| US20120140235A1 (en) * | 2010-12-06 | 2012-06-07 | Cheng-Chung Lee | Method for measuring the film element using optical multi-wavelength interferometry |
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