WO2014050328A1 - 空隙配置構造体及びその製造方法、並びに測定装置及び測定方法 - Google Patents
空隙配置構造体及びその製造方法、並びに測定装置及び測定方法 Download PDFInfo
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- WO2014050328A1 WO2014050328A1 PCT/JP2013/071637 JP2013071637W WO2014050328A1 WO 2014050328 A1 WO2014050328 A1 WO 2014050328A1 JP 2013071637 W JP2013071637 W JP 2013071637W WO 2014050328 A1 WO2014050328 A1 WO 2014050328A1
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- Prior art keywords
- support base
- gap
- arrangement structure
- main surface
- void
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- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
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- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
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Definitions
- the present invention relates to a void arrangement structure for measuring an object to be measured by irradiating electromagnetic waves to the void arrangement structure to which the object to be measured is applied, a manufacturing method thereof, and a measurement using the void arrangement structure.
- the present invention relates to an apparatus and a measurement method.
- Patent Document 1 a method of irradiating an electromagnetic wave to measure the characteristics of a substance to be measured is known.
- An example of this type of method is disclosed in Patent Document 1 below.
- positioned is prepared.
- the gap arrangement structure is irradiated with electromagnetic waves from a direction orthogonal to the gap.
- a substance to be measured is placed in the void arrangement structure and irradiated with electromagnetic waves.
- the characteristic of the substance to be measured is measured by the difference between the transmittance of the electromagnetic wave when the substance to be measured is not arranged and the transmittance of the electromagnetic wave when the substance to be measured is arranged.
- Patent Document 1 describes that in addition to the transmittance of the electromagnetic wave, reflection of the electromagnetic wave or the like may be used.
- the measurement sensitivity is increased by reducing the size of the gap portion in the gap arrangement structure or by reducing the thickness of the gap arrangement structure, that is, the dimension perpendicular to the gap portion. obtain.
- the thickness of the void arrangement structure is reduced, the strength decreases. As a result, when measuring the substance to be measured, the void-arranged structure is easily bent. Further, when the void arrangement structure is washed before or after the measurement, the void arrangement structure is liable to be damaged.
- An object of the present invention is to provide a void-arranged structure that has high mechanical strength and is less likely to be bent or broken during handling, a method for manufacturing the same, and a measuring apparatus and measurement method using the void-arranged structure. .
- the void-arranged structure of the present invention is used to measure the characteristics of an object to be measured by irradiation with electromagnetic waves.
- the gap arrangement structure according to the present invention includes a gap arrangement plate and a support base material.
- positioning plate has a 1st main surface and a 2nd main surface facing the 1st main surface.
- a plurality of gaps are provided so as to penetrate from the first main surface toward the second main surface.
- the support base material is laminated on at least one main surface of the first main surface and the second main surface of the gap arrangement plate.
- the support base has an opening or a notch that exposes at least one void.
- the gap portion of the gap arrangement plate constitutes the support base material or the gap arrangement plate. Is buried by.
- the support base includes first and second support bases, and the first and second support bases include at least one of the above-described support bases. It arrange
- the first support base material and the second support base material are provided so as to intersect each other.
- a plurality of the first support base materials and a plurality of the second support base materials are provided, and the plurality of first support base materials and the plurality of first support base materials are provided.
- the second support base material so as to have at least one opening facing the gap.
- the plurality of first support base materials and the plurality of second support base materials intersect in a direction orthogonal to each other, thereby forming a rectangular opening.
- the first support base material and the second support base material cross each other in an oblique direction.
- a corner portion where the first support base material and the second support base material intersect each other is curved.
- the second support base material is provided so as to surround the first support base material.
- the first gap arrangement structure has an annular shape
- the second support substrate has an annular shape having an inner dimension larger than that of the first support substrate.
- the support member has a center portion and first and second ends located on both sides of the center portion.
- the thickness of the second end portion is thicker than the thickness of the central portion.
- the cross-sectional shape along the direction connecting the first and second end portions of the support member and along the thickness direction of the support member is an arch shape. It is.
- gap arrangement structure which concerns on this invention is a method of obtaining the space
- the support base is formed by a plating method, and at least one gap in which a part of the support base is covered by the support base during plating
- the support base material is formed so as to enter into the part.
- the measuring device measures the characteristics of the electromagnetic wave transmitted through the gap arrangement structure, the gap arrangement structure configured according to the invention, the electromagnetic wave irradiation device that irradiates the gap arrangement structure with electromagnetic waves. Changes in electromagnetic wave characteristics due to the presence of an object to be measured that is provided with an electromagnetic wave detection unit and is arranged on the first or second main surface of the gap arrangement structure or spaced from the first or second main surface. The object to be measured is detected based on the above.
- the measurement method includes a step of irradiating a gap arrangement structure configured according to the present invention with electromagnetic waves, detecting the electromagnetic waves transmitted through the gap arrangement structure, and obtaining a reference value, and the gap arrangement structure.
- the support base material is laminated on at least one main surface of the first main surface and the second main surface of the void arrangement plate.
- the mechanical strength of can be effectively increased. Therefore, it is difficult for the void-arranged structure to be bent or damaged during handling.
- FIG. 1 is a schematic perspective view showing the appearance of a gap arrangement plate of a gap arrangement structure according to an embodiment of the present invention.
- FIG. 2A is an enlarged front view showing a main part of the void arrangement structure according to one embodiment of the present invention, and
- FIG. 2B is an enlarged view of a part of the void arrangement structure according to this embodiment.
- FIG. FIG. 3A is a front view of the gap arrangement structure according to one embodiment of the present invention, and FIG. 3B is a first and second support in the gap arrangement structure according to one embodiment of the present invention. It is a typical front view which shows a member.
- FIG. 3A is a front view of the gap arrangement structure according to one embodiment of the present invention
- FIG. 3B is a first and second support in the gap arrangement structure according to one embodiment of the present invention. It is a typical front view which shows a member.
- FIG. 1 is a schematic perspective view showing the appearance of a gap arrangement plate of a gap arrangement structure according to an embodiment of the
- FIG. 4 shows the relationship between the transmittance and frequency of electromagnetic waves measured using the void-arranged structure according to one embodiment of the present invention, where the solid line indicates the absence of the substance to be measured and the broken line indicates the substance to be measured. The result when is present.
- FIG. 5 shows the relationship between the transmittance of electromagnetic waves and the frequency when the gap arrangement structure according to an embodiment of the present invention is used, and the broken line does not have the first and second support members of the comparative example.
- FIG. 6 is a schematic front view for explaining a void arrangement structure according to another embodiment of the present invention.
- FIG. 7A and FIG. 7B are views for explaining a void arrangement structure according to still another embodiment of the present invention, and
- FIG. 7A is a front view of the void arrangement structure.
- FIG. 7 (b) is a schematic front view showing the first and second support members.
- FIG. 8A to FIG. 8C are front views showing modifications of the shape of the gap.
- FIG. 9 is a front view showing still another example of the shape of the gap.
- FIG. 10 is a plan view showing a first modification of the support base material.
- FIG. 11 is a front view which shows the space
- FIG. 12 is a schematic front view showing a void arrangement structure provided with a support base material according to a third modification.
- FIG. 13: is a typical front view which shows the space
- FIG. 14 is a schematic front view showing a gap arrangement structure provided with a support base material according to a fifth modification.
- FIG. 15: is a typical front view which shows the space
- FIG. 16: is typical sectional drawing of the space
- FIG. 17 is a partially cutaway enlarged cross-sectional view showing a modification in which a part of the support base material enters the gap.
- FIG. 18 is a schematic configuration diagram for explaining a measuring apparatus using the void arrangement structure according to an embodiment of the present invention.
- FIG. 1 is a schematic perspective view of a gap arrangement plate used in a gap arrangement structure according to the first embodiment of the present invention.
- the gap arrangement plate 2 has a rectangular plate shape.
- a plurality of gap portions 2c are arranged in a matrix.
- the gap arrangement plate 2 has a first main surface 2a and a second main surface 2b opposite to the first main surface 2a.
- the plurality of gaps 2c penetrate from the first main surface 2a toward the second main surface 2b.
- positioning plate 2 is expanded and shown.
- a plurality of gaps 2c are provided more. That is, the space
- the main part of the gap arrangement plate 2 is shown in front view in FIG.
- the shape of the first main surface 2a side of the gap arrangement plate 2 shown in FIG. 3A also constitutes a part of the gap arrangement plate 2 of the present embodiment.
- the gap arrangement plate 2 is further connected in the direction opposite to the x direction and the y direction in FIG.
- the gap 2c has a square shape in the present embodiment. However, as will be described later, the shape of the gap 2c can be appropriately modified.
- the gap arrangement plate 2 is preferably a low-resistance material, and examples thereof include metals and semiconductors. More preferably, it is a metal, such as gold, silver, copper, iron, nickel, tungsten, and various alloys.
- the vertical direction in FIG. 1 of the gap arrangement plate 2 is the x-axis direction
- the lateral direction is the y-axis direction
- the thickness direction of the gap arrangement plate 2 is the z-axis direction.
- the present embodiment is characterized in that a plurality of first support base materials 3 and a plurality of second support base materials 4 shown in FIG. 2A are provided on the second main surface 2b of the gap arrangement plate. And are laminated.
- FIG.2 (b) the part to which the 1st support base material 3 is affixed is expanded and shown with sectional drawing.
- the gap arrangement plate 2 when the gap arrangement plate 2 is viewed from the first main surface 2a, that is, when viewed from the front, the gap portions 2c are arranged in a matrix as described above.
- the plurality of first support base materials 3 extend in the x direction
- the second support base material 4 extends in the y direction.
- the plurality of first support base materials 3 and the plurality of support base materials 4 intersect so as to be orthogonal to each other, and are integrated at the intersection. Therefore, as shown in FIG. 3 (b), in a portion surrounded by a pair of first supporting bases 3, 3 extending in parallel and a pair of second supporting bases 4, 4 extending in parallel, A square opening 5 is formed.
- a plurality of square openings 5 are arranged in a matrix, thereby forming a lattice-shaped support base.
- the first support base 3 and the second support base 4 with which the support base is integrated are configured.
- the shape of the support substrate is not particularly limited as long as it has an opening or a notch that exposes at least one void.
- it may be formed by punching a sheet or film-like member like a support base 31 shown in a plan view in FIG. That is, a plurality of openings 32 are formed by punching.
- the support base material 31 is stacked on one main surface of the gap arrangement plate 2, at least one gap is exposed in one opening 32. That is, the opening part 32 is provided so that at least one space
- the support base 31 having the opening 32 can be regarded as the structure having the first and second support bases described above. That is, the portions that are located on both sides of the opening 32 and that extend in parallel to each other are the first support base material 31a, and the other pair of support base material portions that extend in parallel to each other serve as the second support base material 31b. It can also be thought of as comprising.
- the opening 32 is provided, but a notch opened on one side may be provided instead of the opening 32.
- the lattice-like support base material portion is attached to and integrated with the second main surface 2b of the gap arrangement plate 2 described above.
- This affixing can be achieved by a method using an adhesive, forming a film on the second main surface 2b of the gap arrangement plate 2 by a deposition method, or the like.
- the material constituting the first and second support bases 3 and 4 is not particularly limited, and a low-resistance substance is preferable, and examples thereof include metals and semiconductors. More preferably, it is a metal, such as gold, silver, copper, iron, nickel, tungsten, and various alloys.
- the first and second support bases 3 and 4 are bonded to the second main surface 2b of the gap arrangement plate 2. Accordingly, as shown in FIG. 2A, among the plurality of gaps 2c provided in the gap arrangement plate 2, some of the gaps 2c are formed by the first support base 3 or the second support base. It is closed by the material 4.
- the first and second support bases are arranged such that two gaps 2c are positioned in the width direction of the first support base material 3 and in the width direction of the second support base material 4, respectively.
- the width direction dimensions of the materials 3 and 4 are selected. But the width direction dimension of the 1st, 2nd support base materials 3 and 4 is not limited to this.
- a part of one gap 2 c may be closed by the first support base 3, and the remaining part may be positioned in the opening 5. That is, the edge of the 1st support base material 3 may be provided in the position which divides
- a plurality of gaps 2 c are located in the opening 5.
- a plurality of gaps 2 c are located between the first support base 3 and the second support base 4.
- the first support base 3 and the second support base 4 are orthogonal to each other between the first support base 3 and the second support base 4.
- a mode in which a gap 2c is disposed between the two adjacent sides is also included.
- the configuration in which the gap is disposed between the first support substrate and the second support substrate is such that the first support substrate and the second support substrate face each other. And it is not restricted to the form where the space
- first and second support bases 3 and 4 are provided on the second main surface 2b side.
- first and second support bases 3 and 4 are the first It may be provided on the main surface 2a side.
- the support base materials 3 and 4 may be provided in both the 1st main surface 2a and the 2nd main surface 2b.
- the first and second support bases 3 and 4 are made of nickel in this embodiment.
- the 1st, 2nd support base materials 3 and 4 are not restricted to nickel, A low resistance substance is preferable and should just be a metal and a semiconductor.
- it is a metal, such as gold, silver, copper, iron, nickel, tungsten, and various alloys.
- positioning plate 2 can be reinforced by forming the 1st, 2nd support base materials 3 and 4 with these rigid materials. Therefore, even when the gap-arranged structure 1 is thin, it is difficult to bend, and damage during handling such as cleaning is unlikely to occur.
- FIG. 18 is a schematic configuration diagram of a measuring apparatus using the gap arrangement structure according to the present embodiment.
- the present measuring apparatus includes an irradiation unit 21 that irradiates an electromagnetic wave and a detection unit 22 for detecting the electromagnetic wave scattered by the gap arrangement structure 1. Moreover, it has the irradiation control part 23 which controls operation
- FIG. A display unit 25 that displays the analysis result is connected to the analysis processing unit 24.
- the “scattering” means a broad concept including transmission as a form of forward scattering and reflection as a form of backscattering as described above. Preferably it is transmission or reflection. More preferably, transmission in the 0th order direction or reflection in the 0th order direction.
- the electromagnetic wave is irradiated from the irradiation unit 21 to the gap arrangement structure 1 under the control of the irradiation control unit 23.
- the electromagnetic wave transmitted through the gap arrangement structure 1 is detected by the detection unit 22.
- the detected electromagnetic wave is converted into an electrical signal and supplied to the analysis processing unit 24.
- the frequency characteristic of the transmittance is displayed on the display unit 25.
- positioning plate 2 diameter 6mm diameter x thickness 1.2micrometer.
- Material Nickel.
- Shape of the gap 2c square in front view, dimensions are 1.8 ⁇ m ⁇ 1.8 ⁇ m.
- interval between the cavity parts 2c and 2c is 2.6 micrometers.
- the support base materials 3 and 4 used nickel as a material.
- the width was 5.2 ⁇ m and the thickness was 5 ⁇ m.
- the lattice interval A shown in FIG. 3B, that is, the distance between the centers of the supporting base materials 3, 3 and 4, 4 was set to 108 ⁇ m.
- Such a support base material was provided on the second main surface 2b side of the gap arrangement plate 2.
- the transmittance-frequency characteristic of the electromagnetic wave of the void-arranged structure 1 was measured by irradiating an electromagnetic wave pulse having a frequency near 50 THz. As a result, a result indicated by a broken line in FIG. 4 was obtained.
- 2 ⁇ l of pure water was applied as a substance to be measured on the first main surface 2a of the void arrangement structure 1.
- the imparted pure water straddled the plurality of gaps 2c, exceeded the first support base material 3, and reached the adjacent opening 5.
- the gap arrangement structure 1 to which the substance to be measured was attached was irradiated with an electromagnetic wave pulse including a frequency in the vicinity of 50 THz and measured again. As a result, a result indicated by a solid line in FIG. 4 was obtained.
- the transmittance decreases when the substance to be measured exists. Accordingly, it is possible to detect the amount, physical properties, etc. of the substance to be measured based on the rate of decrease in transmittance at the peak value of transmittance or the rate of decrease in transmittance at other frequency positions.
- the void arrangement structures of the following Examples 1 to 3 provided with the first and second support bases 3 and 4 and the void arrangement structures of the comparative examples were prepared.
- Example 1 A void-arranged structure obtained as a result shown by the solid line in FIG.
- Example 2 Same as Example 1 except that the lattice spacing of the supporting substrate was changed to 180 ⁇ m.
- Example 3 A void arrangement structure of Example 3 was prepared in the same manner as Example 1 except that the lattice spacing of the supporting base material was changed to 360 ⁇ m.
- the first and second support base materials are not provided. Therefore, only the gap arrangement plate is used as a comparative example.
- Examples 1 to 3 are shown by a solid line, a one-dot chain line, and a two-dot chain line in FIG.
- the result of the comparative example is shown by a broken line in FIG.
- the object to be measured is not necessarily attached to the first main surface or the second main surface of the void arrangement structure. That is, in the measurement apparatus and measurement method of the present invention, the detection substance may be arranged with a gap from the first main surface or the second main surface.
- the gap in this case refers to a gap that allows the electromagnetic field to be affected by the presence of the measurement object when the object to be measured is arranged with a gap.
- the characteristics of the sheet-like object can be measured according to the present invention.
- the substance to be measured can be analyzed with high accuracy when the support base material is provided but not when the support base material is provided.
- Example 4 The following void arrangement structure was produced.
- the dimension of the gap arrangement plate 2 diameter 6 mm ⁇ thickness 0.6 ⁇ m.
- Material: Nickel Shape of the gap 2c; square in front view, dimensions are 1.8 ⁇ m ⁇ 1.8 ⁇ m. Spacing between gaps 2c and 2c 2.6 ⁇ m.
- the support base material 3 used nickel as a material.
- the width was 5.2 ⁇ m and the thickness was 5 ⁇ m.
- the lattice interval A shown in FIG. 3B, that is, the distance between the centers of the supporting base materials 3 and 3 was 44.2 ⁇ m.
- Such a support base material was provided on the second main surface 2b side of the gap arrangement plate 2.
- the electromagnetic wave transmittance-frequency characteristics of the void-arranged structure 1 were measured by irradiating an electromagnetic wave pulse containing a frequency of 50 THz. Next, 10 ⁇ L of an aqueous protein solution whose concentration was adjusted so that the adhesion amount per 1 mm 2 of the void-arranged structure was 20 ng and 40 ng was dropped on the first main surface 2a of the void-arranged structure 1 as a measurement object. The gap arrangement structure 1 to which the object to be measured was attached was irradiated with an electromagnetic wave pulse having a frequency of 50 THz and measured again. Then, the shift amount of the peak frequency of the transmittance before and after attaching the object to be measured was calculated. The calculation results are shown in Table 1 below.
- Comparative Example 2 The same measurement and calculation as in Example 4 were performed except that the support base material was not provided on the second main surface 2b side of the gap arrangement plate 2. The calculation results are shown in Table 1 below.
- FIG. 6 is a schematic front view showing another embodiment of the void arrangement structure of the present invention.
- the gap arrangement structure 11 of the present embodiment the gap arrangement plate 2 is the same as that in the first embodiment. The difference is that the first support base 3A and the second support base 4A have an annular shape.
- the first supporting substrate 3A has an annular shape, that is, a donut shape.
- the second support base 4A has an annular shape with a larger inner diameter than the first support base 3A. In other words, the second support base 4A is provided so as to surround the first support base 3A.
- a plurality of gaps 2c are provided between the first support base 3A and the second support base 4A. Therefore, the gap
- positioning plate 2 can be reinforced with 1st, 2nd support base material 3A, 4A similarly to 1st Embodiment. Therefore, during handling, the void-arranged structure 11 is unlikely to be bent or damaged.
- one or more third annular support bases having different diameters may be added.
- FIG. 7A and FIG. 7B are views for explaining a gap arrangement structure according to still another embodiment of the present invention
- FIG. 7A is a front view of the gap arrangement structure
- FIG. 7B is a schematic front view showing the first and second support bases 3 and 4 on the second main surface side through the gap arrangement plate of the gap arrangement structure.
- a plurality of stripe-shaped first support base materials 3B and a plurality of stripe-like second support base materials 4B are alternately arranged on the second surface of the gap arrangement plate 12. Is arranged.
- the length direction of the stripe-shaped first support substrate 3B and the stripe-shaped second support substrate 4B is the x direction.
- the first support base material 3B and the second support base material 4B are opposed to each other.
- the plurality of stripe-shaped first and second support base materials 3B and 4B may be arranged so that at least one gap portion 2c exists therebetween.
- the shape of the first and second support base materials in the present invention is not particularly limited, and may be a loop shape such as an annular shape, or a linear shape such as a stripe shape. Also good. In addition, an appropriate shape such as a rectangle, a triangle, or a trapezoid can be used.
- the 1st support base material 42 and the 2nd support base material 43 may cross
- the first support substrate 42 has a strip shape.
- the second support substrate 43 also has a strip shape. In the part where the first and second support base materials 42 and 43 intersect, both are integrated. That is, the thickness of the intersecting portion is equal to the thickness of the first and second support base materials 42 and 43.
- the void arrangement plate 46 has an annular outer peripheral portion 46a and a void arrangement portion 46b surrounded by the outer peripheral portion 46a has a mesh shape, and a large number of void portions 46c.
- Have The support base 47 has a triangular shape and is stacked on the gap arrangement portion 46b.
- the gap arrangement structure 51 shown in FIG. A triangular first support base material 47 and a triangular second support base material 48 are laminated on the air gap arrangement portion 46 b of the air gap arrangement plate 46.
- the intersecting portion of the first and second support bases 47 and 48 is equal to the thickness of the first and second support bases 47 and 48, that is, the first and second support bases at the crossing portion. 47 and 48 are not laminated, but are connected and integrated.
- the support base material 56 having a portion extending radially from the center of the gap arrangement portion 46 b is laminated on the gap arrangement portion 46 b of the gap arrangement plate 46.
- the shape of the support base material can be appropriately changed.
- the first support substrate and the second support substrate have portions that intersect in an oblique direction, such as the first support substrate 47 and the second support substrate 48 of FIG. It may be.
- the first support base 62 and the second support base 63 intersect with each other on the first main surface 2 a of the gap arrangement plate 2. Is provided. However, also in this intersecting portion, the thickness of the intersecting portion is the same as that of the first and second support base materials 62 and 63. That is, the first and second support base materials 62 and 63 are integrated so as to have a substantially cross shape shown in FIG.
- the outer peripheral edges of the intersecting corners are curved. That is, the corner portion where the first support base material 62 and the second support base material 63 intersect is rounded so as to have the curved portion 64.
- the corners of the intersection may be rounded. In that case, when force is applied from both sides so as to sandwich the intersecting portion, the applied force can be effectively dispersed. Therefore, the mechanical strength can be increased. Therefore, in order to obtain the same mechanical strength, the number of supporting substrates can be reduced. Alternatively, the thickness and width of the support substrate can be reduced.
- FIG. 16 is a schematic cross-sectional view showing a void-arranged structure provided with a support base material according to a seventh modification.
- the gap arrangement portion 73 is integrated with the support frame 72.
- a first support base material 74 a is laminated on one surface of the gap arrangement portion 73.
- the 2nd support base material 74b is laminated
- the second support base material 74b has an opening 74d.
- the third support substrate 74c has an opening 74e.
- the opening 74e is larger than the opening 74d. Further, the centers of the openings 74d and e coincide with the center of the support base 74a.
- the laminated structure of the support base materials 74a to 74c It is made thinner than the thickness of the first end which is the end and the thickness of the second end opposite to the first end. In other words, it has a substantially arched shape when viewed in cross section. Therefore, the force applied to the central portion can be distributed to the first end portion and the second end portion side by this arch type structure. Therefore, the mechanical strength can be increased. Therefore, in order to obtain the same mechanical strength, the thickness and width of the support substrate can be reduced. In addition, the number of supporting base materials can be reduced.
- FIG. 17 is a partially cutaway enlarged cross-sectional view of a void-arranged structure for explaining still another modified example of the support base material.
- a gap arrangement plate 2 similar to that of the first embodiment is prepared.
- the gap arrangement plate 2 has the first main surface 2a and the second main surface 2b.
- the support base material 4X is laminated on the first main surface 2a.
- the support base 4X is made of metal and is formed by a plating method. More specifically, the space
- a part of the support base material 4X enters the gap 2c. That is, the filling portion 4X1 entering the gap portion 2c is provided. Therefore, the support base 4X is firmly adhered to the gap arrangement plate 2. That is, due to the anchor effect of the filling portion 4X1, the adhesion strength of the support base 4X to the gap arrangement plate 2 can be effectively increased.
- the gap arrangement plate may be prepared so as to be a plane in which the gap is filled in advance in the region where the support base material of the gap arrangement plate is formed.
- a supporting base material may be formed on the gap arrangement plate in a portion that becomes a plane in which the gap is filled.
- the gap portion of the gap arrangement plate may be filled with the constituent material of the support base as shown in FIG. 17, or may be filled with the material constituting the gap arrangement plate itself.
- the contact area between the support base and the gap arrangement plate can be increased in the same manner as the modification shown in FIG. it can. Accordingly, the adhesion strength can be increased. However, in the modification shown in FIG. 17, the adhesion strength can be further increased by the anchor effect of the filling portion 4X1.
- the support base 4X is not limited to the plating method as described above, and may be formed by other film formation methods such as vapor deposition and sputtering. However, it is preferable to prepare the gap arrangement plate 2 as described above, and then form the support base 4X on one main surface of the gap arrangement plate 2 by plating. Thereby, it is possible to form a support substrate having excellent adhesion strength.
- the shape of the gap 2c is not limited to a square as in the above embodiment, but is a rectangular shape shown in FIG. 8A, a circle shown in FIG. 8B, and an isosceles trapezoid shown in FIG. It can be set as an appropriate shape.
- the shape is not limited to an isotropic shape such as a square or a circle, but may be a shape such as the rectangle or the trapezoid.
- the flat gap arrangement plate used in the present invention is, for example, a structure in which at least one gap portion penetrating in a direction perpendicular to the main surface is periodically arranged in at least one direction on the main surface. If it is. However, all of the gaps may be periodically arranged, and within a range that does not impair the effects of the present invention, some of the gaps are periodically arranged and other gaps are non-periodically. It may be arranged.
- the gap arrangement plate 2 is preferably a quasi-periodic structure or a periodic structure.
- a quasi-periodic structure is a structure that does not have translational symmetry but is maintained in order.
- Examples of the quasi-periodic structure include a Fibonacci structure as a one-dimensional quasi-periodic structure and a Penrose structure as a two-dimensional quasi-periodic structure.
- a periodic structure is a structure having spatial symmetry as represented by translational symmetry, and a one-dimensional periodic structure, a two-dimensional periodic structure, or a three-dimensional periodic structure according to the symmetry dimension. Classified into the body.
- Examples of the one-dimensional periodic structure include a wire grid structure and a one-dimensional diffraction grating.
- Examples of the two-dimensional periodic structure include a mesh filter and a two-dimensional diffraction grating. Among these periodic structures, a two-dimensional periodic structure is preferably used.
- the size of the gap 2c in the gap arrangement plate 2 may be appropriately designed according to the measurement method, the material characteristics of the flat gap arrangement structure, the frequency of the electromagnetic wave to be used, and the like.
- the average thickness of the gap arrangement plate 2 is appropriately designed according to the measurement method, the material characteristics of the flat gap arrangement structure, the frequency of the electromagnetic wave to be used, and the range is generalized. Although it is difficult to do, when detecting electromagnetic waves scattered forward, it is preferable that the wavelength be several times or less the wavelength of the electromagnetic waves used for measurement. If the average thickness is larger than this range, the intensity of electromagnetic waves scattered forward becomes weak and it may be difficult to detect a signal.
- the overall size of the gap arrangement structure 1 is not particularly limited, but is determined according to the area of the beam spot of the irradiated electromagnetic wave.
- the method for attaching the object to be measured to the void arrangement structure 1 is not particularly limited. You may form a chemical bond etc. between the surface of the space
- a host substance that binds a measurement object to the surface of the void arrangement structure 1 may be attached to the surface of the void arrangement structure 1 in advance.
- a host substance and an analyte include an antigen and an antibody, a sugar chain and a protein, a lipid and a protein, a ligand and a protein, and the like.
- At least a part of the surface of the gap arrangement plate 2 has conductivity. It is desirable that at least a part of the surface is made of such a material exhibiting conductivity, that is, a conductor. Such a conductor is not particularly limited, and an appropriate metal or semiconductor can be used.
- Support base material 31a ... 1st support base material 31b ... 2nd support base material 32 ... Opening part 41 ... Space
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Abstract
Description
前記複数の空隙部を有する前記空隙配置プレートを用意する工程。
前記空隙配置プレートの少なくとも一方の主面において、少なくとも1つの前記空隙部を露出させる開口部もしくは切欠部を有するように支持基材を形成する工程。
d(sin i -sin θ)=nλ …式(1)
と表すことができる。上記「0次方向」の0次とは、上記式(1)のnが0の場合を指す。dおよびλは0となり得ないため、n=0が成立するのは、sin i- sin θ=0の場合のみである。従って、上記「0次方向」とは、入射角と回折角が等しいとき、つまり電磁波の進行方向が変わらないような方向を意味する。
空隙部2cの形状:正面視正方形、寸法は1.8μm×1.8μm。空隙部2c,2c間の間隔は2.6μm。
空隙部2cの形状;正面視正方形、寸法は1.8μm×1.8μm。空隙部2c、2c間の間隔=2.6μm。
図11に示す空隙配置構造体41では、空隙配置プレート2の第1の主面2a上において、第1の支持基材42と第2の支持基材43とが交差するように設けられている。第1の支持基材42は、帯状の形状を有している。第2の支持基材43も帯状の形状を有している。第1,第2の支持基材42,43が交差している部分では、両者は一体化されている。すなわち、交差部分の厚みは、第1,第2の支持基材42,43の厚みと同等である。
2…空隙配置プレート
2a…第1の主面
2b…第2の主面
2c…空隙部
2c1…空隙部
2c2…突出部
3,4…第1,第2の支持基材
3A,4A…第1,第2の支持基材
3B,4B…第1,第2の支持基材
4X…支持基材
4X1…充填部分
11…空隙配置構造体
12…空隙配置プレート
21…照射部
22…検出部
23…照射制御部
24…解析処理部
25…表示部
31…支持基材
31a…第1の支持基材
31b…第2の支持基材
32…開口部
41…空隙配置構造体
42,43…第1,第2の支持基材
45…空隙配置構造体
46…空隙配置プレート
46a…外周部
46b…空隙配置部
46c…空隙部
47,48…第1,第2の支持基材
51…空隙配置構造体
55…空隙配置構造体
56…支持基材
61…空隙配置構造体
62,63…第1,第2の支持基材
64…曲線状部分
71…空隙配置構造体
72…支持枠
73…空隙配置部
74a~74c…第1~第3の支持基材
74d,74e…開口
81…空隙配置構造体
Claims (16)
- 電磁波の照射により被測定物の特性を測定するのに用いられる空隙配置構造体であって、
第1の主面と、第1の主面と対向する第2の主面とを有し、第1の主面から第2の主面に向かって貫通している複数の空隙部を有する空隙配置プレートと、
前記空隙配置プレートの第1の主面及び第2の主面の内の少なくとも一方の主面に積層されており、少なくとも1つの前記空隙部を露出させる開口部もしくは切り欠き部が設けられている支持基材とを備える、空隙配置構造体。 - 前記支持基材が設けられている部分において、前記空隙配置プレートの前記空隙部が、前記支持基材または前記空隙配置プレートを構成する材質によって埋められている、請求項1に記載の空隙配置構造体。
- 前記支持基材は、少なくとも1つの前記空隙部を挟むように配置された第1,第2の支持基材を有する、請求項1または2に記載の空隙配置構造体。
- 前記第1の支持基材と前記第2の支持基材とが交差するように設けられている、請求項3に記載の空隙配置構造体。
- 前記第1の支持基材及び前記第2の支持基材がそれぞれ複数設けられており、複数の第1の支持基材と、複数の第2の支持基材とが少なくとも1つの前記空隙部が臨む開口を有するように交差している、請求項4に記載の空隙配置構造体。
- 前記複数の第1の支持基材と、前記複数の第2の支持基材とが直交する方向に交差しており、矩形の開口が形成されている、請求項4に記載の空隙配置構造体。
- 前記第1の支持基材と前記第2の支持基材とが斜め方向に交差している、請求項4または5に記載の空隙配置構造体。
- 前記第1の支持基材と、前記第2の支持基材とが交差している部分の角部が曲線状である、請求項4~7のいずれか1項に記載の空隙配置構造体。
- 前記第1の支持基材の周囲を囲むように前記第2の支持基材が設けられている、請求項3に記載の空隙配置構造体。
- 前記第1の空隙配置構造体が環状の形状を有し、前記第2の支持基材が、前記第1の支持基材よりも内寸の大きな環状の形状を有する、請求項9に記載の空隙配置構造体。
- 前記支持部材が中央部と中央部の両側に位置している第1,第2の端部とを有し、該第1,第2の端部の厚みが中央部の厚みよりも厚くされている、請求項1~10のいずれか1項に記載の空隙配置構造体。
- 前記支持部材の第1及び第2の端部を結ぶ方向に沿い、かつ該支持部材の厚み方向に沿う断面形状がアーチ型の形状である、請求項11に記載の空隙配置構造体。
- 請求項1~12のいずれか1項に記載の空隙配置構造体の製造方法であって、
前記複数の空隙部を有する前記空隙配置プレートを用意する工程と、
前記空隙配置プレートの少なくとも一方の主面において、少なくとも1つの前記空隙部を露出させる開口部もしくは切欠部を有するように支持基材を形成する工程とを備える、空隙配置構造体の製造方法。 - 前記支持基材をめっき法により形成し、めっきに際し前記支持基材の一部が該支持基材により覆われる少なくとも1つの空隙部内に入り込むように前記支持基材を形成する、請求項13に記載の空隙配置構造体の製造方法。
- 請求項1~12のいずれか1項に記載の空隙配置構造体と、
前記空隙配置構造体に電磁波を照射する電磁波照射装置と、
前記空隙配置構造体を透過した電磁波の特性を測定する電磁波検出部と備え、前記空隙配置構造体の第1もしくは第2の主面上または第1もしくは第2の主面と隙間を隔てて配置されている被測定物の存在による電磁波の特性の変化に基づき被測定物を検出する、測定装置。 - 請求項1~12のいずれか1項に記載の空隙配置構造体に、電磁波を照射し、該空隙配置構造体を透過した電磁波を検出し、基準値を得る工程と、
前記空隙配置構造体の前記第1もしくは第2の主面上または第1もしくは第2の主面と隙間を隔てて配置されている被測定物を配置し、電磁波を照射し、透過してきた電磁波を検出する測定工程と、
前記測定工程により得られた電磁波と、前記基準値を得る工程により得られた電磁波の基準値との差に基づき、被測定物の特性を検出する検出工程とを備える、測定方法。
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- 2013-08-09 EP EP13841765.4A patent/EP2902770A1/en not_active Withdrawn
- 2013-08-09 KR KR20157007763A patent/KR20150046301A/ko not_active Application Discontinuation
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2015
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WO2016117541A1 (ja) * | 2015-01-22 | 2016-07-28 | 株式会社村田製作所 | 空隙配置構造体およびその製造方法 |
JP2017213564A (ja) * | 2015-01-22 | 2017-12-07 | 株式会社村田製作所 | 空隙配置構造体およびその製造方法 |
US11041787B2 (en) | 2015-01-22 | 2021-06-22 | Murata Manufacturing Co., Ltd. | Aperture array and production method therefor |
WO2017141609A1 (ja) * | 2016-02-15 | 2017-08-24 | 株式会社村田製作所 | 濾過フィルタ及び濾過フィルタデバイス |
US11052337B2 (en) | 2016-02-15 | 2021-07-06 | Murata Manufacturing Co., Ltd. | Filtration filter and filtration filter device |
Also Published As
Publication number | Publication date |
---|---|
JP2016122021A (ja) | 2016-07-07 |
US9329125B2 (en) | 2016-05-03 |
KR20150046301A (ko) | 2015-04-29 |
US20150198527A1 (en) | 2015-07-16 |
JP6024756B2 (ja) | 2016-11-16 |
CN104603599A (zh) | 2015-05-06 |
JPWO2014050328A1 (ja) | 2016-08-22 |
EP2902770A1 (en) | 2015-08-05 |
JP6172319B2 (ja) | 2017-08-02 |
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