WO2005090947A1 - フォトニック結晶を使用した対象物質センサー及び対象物質の検出方法 - Google Patents
フォトニック結晶を使用した対象物質センサー及び対象物質の検出方法 Download PDFInfo
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- WO2005090947A1 WO2005090947A1 PCT/JP2005/005249 JP2005005249W WO2005090947A1 WO 2005090947 A1 WO2005090947 A1 WO 2005090947A1 JP 2005005249 W JP2005005249 W JP 2005005249W WO 2005090947 A1 WO2005090947 A1 WO 2005090947A1
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/122—Basic optical elements, e.g. light-guiding paths
- G02B6/1225—Basic optical elements, e.g. light-guiding paths comprising photonic band-gap structures or photonic lattices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/7703—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides
- G01N21/774—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides the reagent being on a grating or periodic structure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/7703—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides
- G01N21/7746—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides the waveguide coupled to a cavity resonator
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N2021/7769—Measurement method of reaction-produced change in sensor
- G01N2021/7776—Index
Definitions
- T discloses a sensor using photoc.
- This sensor is used as a three-cavity sensor element, which guides the detection gas from the surface in the direction of the sensor element only, and allows the light of the wavelength that matches the length of the detection gas to enter and from the surface of the sensor.
- the detected light is detected by the photodetector, and the luminosity is calculated based on the detected light intensity.
- V is defined as V (d c O), where V is the degree of toggling, V is the number, and T is the frequency. Therefore, V becomes zero as the frequency conversion with respect to the conversion of the number becomes smaller, and the relationship between the frequency and the number becomes zero when the relationship between the frequency and the number becomes a condition at the end of the mode of the standing state.
- the light Since it is very different from the power distribution of the mouse, the light may be formed at the entrance of light at 3 tons, which may lower the sensitivity.Therefore, a complicated cap rig that converts the electric field distribution is required. It becomes.
- the system consists of a sensor related to 008, electromagnetic generation for supplying electromagnetic energy, a toxin element, and detection. Since the sensor has a toxin structure and introduces an electromagnetic wave, and a sensor that couples the electromagnetic wave into the sensor wave line with the electromagnetic wave to resonate at a specific length, the sensor is a target material. Exposure to the ambient air contains changes in the amount of electromagnetic radiation emitted from the sensor. In response to the electromagnetic waves emitted from the device, it recognizes the change in the electromagnetic intensity, determines the nature of the target substance from this change, and outputs a signal indicating this characteristic.
- the characteristic of the target substance can be detected every time the electromagnetic wave is emitted from the resonator by utilizing the vibration of a specific length that is formed on the stock, and the
- the need for precise and precise construction is reduced to the conventional three-factor sensor The production cost is reduced, which is relatively small.
- the quality of the material is determined, the phenomenon where the target material absorbs a specific length of energy is used, and the case where the length of the electromagnetic wave output from the resonator is reduced by the presence of the target material is used. Therefore, different methods are used.
- a stock sensor element to which a sense wave path and a sense element are added is used in the stock structure.
- This sense waveguide introduces the above from the electromagnetic source.
- the lance couples the radiated electromagnetic field with the above-mentioned length by coupling it to this ance wave path.
- An output intensity meter that outputs a signal indicating the degree of the length of the sensor device, a sensor that indicates the degree of electromagnetic radiation emitted from the sensor, and a sensor that indicates the length of the electromagnetic wave emitted from the sensor.
- the degree of the object quality is calculated from this quantity.
- a stock structure having two rows of stock sensors is provided, and the sensor waveguide and the sense waveguide each extend within the two stock structure.
- the ports are arranged to receive the electromagnetic sources, and each output port emits the electromagnetic radiation emitted by the sensorance in accordance with the above-mentioned force intensity meter and the antenna degree meter, respectively.
- the stock sensor sensor wave path and the sense wave path It may be formed to have the following.
- the sensor wave path and the sense wave path extend in parallel with the corresponding sensor wave path and the dance wave path, respectively, and are respectively combined with the sensor wave.
- Each of these sensor wave path and sense wave path defines an output port at the end in the hand direction, and this port is respectively connected to the above-mentioned force intensity meter and the frequency meter.
- each of the output intensity meter and the frequency meter may be arranged apart from the surface of the tok sensor element, and may be combined with the sensor device and the antenna to receive electromagnetic waves emitted therefrom.
- a stock sensor element in which different stock structures and second structures are arranged side by side is used.
- the wave path is composed of an input wave path in a two-stock structure from a stock structure, a wave path extending in the stock structure, and two wave lines extending in the two-stock structure.
- a sensor is formed in the second stock, and a sensor is formed in the second stock.
- the sensor is designed to resonate electromagnetic at different wavelengths (2). According to this configuration, the electromagnetic
- a structure for measuring the degree of the target material is realized by using a phenomenon in which the refractive index around the resonance changes due to contact with the target material.
- the degree of the target quality can be obtained by detecting the degree of the length that is cut according to the target material. .
- electromagnetic sources are supplied to sensor waveguides containing different wavelengths and specified according to the type of target substance. Causes a long shake.
- the degree of the target quality can be determined by selecting a specific length (length changed by the existence of quality) output from the detection sensor and analyzing the degree of the selected fixed length. This is effective for the extraction of a target substance for which a specific length is not recognized, and eliminates the need for an assembler and related elements, thereby realizing a smaller sensor.
- Spectral power is required to select the 007 length, but a configuration that realizes a method that does not require this power is also possible.
- a variable-length generator is used, which is introduced into an electromagnetic sensor whose wavelength changes with time.
- the length of the switch is set to include the specific length determined by the refractive index indicated by the quality of the target, and the length of the target is detected by detecting the power of the resonator at the time of introduction from the electromagnetic source. The degree of quality can be determined.
- the lengths of the electromagnetic waves that resonate in the sensor of the unit are different from each other. Can be determined from the corresponding electromagnetic intensity.
- the surface sensor can be easily constructed.
- a plurality of are arranged in two rows so as to match with the plurality of sensors, so that each degree is determined by, and the degree distribution of quality in the two-dimensional plane can be obtained.
- a plurality of sensors are arranged in two rows and correspondingly, a plurality of two rows are arranged.
- the number of sensors By setting the number of sensors to resonate at a specific length, it is possible to specify the presence of different target substances based on the frequency of the specific length emitted from multiple sensor devices. You can seek a cloth of a different quality within.
- the disclosure discloses a useful structure for determining the degree of an object based on the electromagnetic intensity generated by placing a response outside the sensor. For example, if a sensor is placed in the sensor wave path, the bending ratio in the sensor wave path changes depending on the target, and the actual wave path between the sensor wave paths changes, and as a result, is output to the detection. It changes the electromagnetic field. Can determine the degree of the target quality based on this.
- the wave path at the green onion changes in the same way depending on the target material.
- the degree of the target quality can be obtained by analyzing
- Ming proposes the formation of a stock sensor element for high-sensitivity output by combining the above-mentioned sensitivity with a special stock structure.
- the stock sensor has a stock structure and a second stock structure, these two stocks are different from each other, and are arranged side by side at 2.
- the sensor wave path is composed of an input wave path and an output wave path, These waveguides and output waveguides run parallel to each other, and each extends within a two-stock structure for the length of the stock structure. It is located between the input and output waveguides in the sensor tock and is electromagnetically coupled to both.
- a port is formed at a distance from the two-tock structure to receive electromagnetic sources.
- a port is formed that emits electromagnetic waves that resonate at a specific length in the sensor.
- the input reflecting on the sensor of a specific length is formed on the surface of the stock and the second stock.
- an output is formed on the structure and the second structure, which reflects a specific length of light toward the output port.
- the above-described structure is formed in a part of the tock structure and the second toc structure.
- the input and output waveguides are designed to be of different tocks, and the electromagnetic wave is formed on the surface, and the parts of the different tocks have portions that are different from those of the human or output waves.
- the sensitivity that changes the electromagnetic properties in response to the presence of the target substance is provided, the break rate at the target substance is emphasized due to the presence of the target substance, and a phase change of proceeding to the sensor may occur.
- This method compensates for the characteristics of the sensor based on the environmental parameters and resonates the electromagnetic wave at a specific length. It compensates for factors such as temperature and enables accurate measurement.
- a sensor is attached to the sensor element, and the sensor's degree is managed by controlling the sensor to compensate for the property of the sensor element.
- the characteristics of the vessel can be kept constant.
- the light sensor has an object added on the sensor.
- the above-mentioned heater can be used as a modulation stage for modulating the length or intensity of the electromagnetic wave guided through the waveguide.
- the degree or wavelength of the electromagnetic wave emitted by resonance is periodically modulated, and only the modulated electromagnetic wave of the electromagnetic wave detected by the detection is selected by the detection.
- Akira further provides a method for extracting the target quality using a stock.
- a tok sensor element having a sensor wave path for introducing electromagnetic waves and a sensor that resonates with a specific length in accordance with the electromagnetic wave is used, and the sensor is exposed to the atmosphere containing the target substance,
- the degree of electromagnetic resonance resonating in the sensor can be detected, and the degree can be analyzed to calculate the degree of the target substance.
- FIG. 9 is a schematic diagram showing two states of the sensor according to the present invention.
- FIG. 10 is a schematic diagram showing three states of the sensor according to FIG.
- 21 is a schematic diagram showing four states of the sensor according to the present invention.
- 23 is a schematic diagram showing five states of the sensor according to the present invention.
- 26 is a schematic view showing six states of the sensor according to the present invention.
- the sensor according to the present invention uses a stock sensor 2 having two rows of stock structures.
- a tok structure is a material in which a substance having a different refractive index from that of the mother is arranged at a certain stage, and has optical properties to arbitrarily change the direction and transmission of electromagnetic radiation emitted by humans.
- a conductor having a refractive index of 3.4 25 nometers
- a fine circle (24 nometers) in which 42 nometers are arranged on a 2 by a torch.
- This conductor is carried on oxide layer 1 (fraction ratio: 5).
- oxide layer 1 fraction ratio: 5
- the surface of the semiconductor is formed by forming a large number of small circles by tangling the surface of the conductor.
- an input electromagnetic wave path 22 and a resonance 24 for resonating a specific length of electromagnetic waves introduced into the wave path are formed. This is achieved by providing a defect in these waveguides and the structure of the stock, that is, by providing a portion where no hole exists.
- the frequency band is C (53) or (565 625
- the circular shape of the two stocks (the period of the two-stock triangular shape at the time of the bending of the two stocks) is set to 4424. ⁇ Set the sensor length to 29 "and the sensor length to 6a.
- the wave lengths of the wavebands (2) and (3) which are invisible to the parentheses of the above wavenumber band, are formed in all directions within the direction 2 only in the direction of the stock, and the wave paths 22 and 24 are appropriately formed.
- the number of circles makes it possible to create electromagnetic waves.
- the value of the diameter of a in the direction of the circle is not particularly limited, and the period a may be any period in the above wavenumber band (for example, half the length of the electromagnetic wave).
- the target quality is output, and the output is performed in a different manner depending on the quality of the measurement. They can be broadly classified into the following two.
- a specific length absorbed by the object is resonated by resonance, and the degree of the object is measured from the power factor.
- a material having a remarkable property of absorbing a specific length such as carbon dioxide and nitrogen gas, is applied.
- Reference numeral 2 denotes a sensor according to the present embodiment.
- the tok sensor 2 includes an external line having a specific length, for example, a length of 2 xmx.
- a sensor 24ance 34 is formed, and is designed to resonate each of the above resonances (accepted by quality).
- the sensor 24 has a sensor waveguide 22 that is exposed to the ambient air containing the target substance and measures the intensity of the electromagnetic wave received by the presence of the target substance.
- the 34 is circumvented by the air containing the target substance by the de 36, obtains the electromagnetic power, obtains the electromagnetic power from the difference between the two powers, and determines the power of the target substance from this rate.
- the senor according to the present embodiment includes a stock sensor.
- the force intensity meter 4, the capacitance meter 5, and the concentration meter 42 are collectively referred to as the detection 4, and are realized in a single processor. 4 outputs a signal indicating the degree obtained by the total meter 42 to the display 6 to indicate the target quality.
- the sensor wave path 22 and the dance wave path 32 extend in a straight line along the length of the direction of the tok sensor, and the ends in the length direction are input ports 23, and are each a port 2333. Ports 2 and 3 are respectively coupled with 2 to enter the waves from the electromagnetic source into each of the wave paths.
- the ports 23, 33 are each coupled to an output intensity meter 4ance meter 5 to measure the specific length emitted from the sensor 24ance 34 at these degrees.
- the sensor 24 is formed at the center in the hand direction in the wave path, and outputs electromagnetic waves that resonate at resonance 23 33.
- the degree meter 4 5 indicates the degree of electromagnetic resonation at each corresponding resonance 24 34
- the densitometer 42 obtains the value of the electromagnetism caused by the presence of the target substance from the difference between the signal from the output intensity meter 4 and the signal from the sensor. This () is represented by the following equation.
- ef is the force of the sensor 5
- ef is the force of the output meter 4.
- the number of the target substance is shown in Fig. 3 between the attenuation () thus obtained and the number of target substances. The relationship is recognized, and it corresponds to the degree of the target substance in the absorption atmosphere.Since an expression indicating the relationship with the degree of attenuation is prepared for Detection 4, the degree of the target substance is calculated from the attenuation rate using the densitometer 42. Will be determined at
- the strength of the electromagnetic force is determined by the following two.
- Q is a Q value determined by the coupling of light with the resonance wave path
- Qa is a Q value determined by the amount of green energy collected within the resonance. More specifically, the Q value between the resonance path and the resonance path is Q, the Q value due to the resonance is Q a, and the Q value between the resonance and the free space is Q Q Q.
- Q is related to the amount of green onion guided from the resonator in the system with the resonant waveguide (that is, how much green onion can be stored at resonance in the system with the resonant waveguide). The energy stored in the resonance is derived from W and the resonator.
- Q a is a value related to the amount of green onion that is collected inside the resonance, where W is the energy stored in the resonance and W is the energy at the resonance.
- the strength of the electromagnetic force is known as the Dopp (), and is expressed by the ratio of the electromagnetic S input to the port to the electromagnetic S output from the port, as expressed by .
- a transformer 7 that measures the intensity of the electromagnetic wave output from the radio wave generation and keeps this force intensity constant by controlling the dock is provided. , Always set a stable constant.
- a plurality of sensors 24 are formed in the sensor waveguide 22, and the ends of the sensor waveguide in the hand direction are used as the respective port 2 output ports 23.
- the sensor 24 is designed to resonate at the same length, thereby increasing the degree of object quality by increasing the meeting with the object quality.
- the hitter 8 is formed integrally, and by maintaining the quality of the stock sensor element by the degree control by the hitter 8, accurate measurement of the quality of the target object can be performed. Can be obtained.
- the control is performed by using the temperature sensor as shown in FIG.
- the heater 8 can be used to dissipate the target and impurities adhered to the sensor by heat, and the heating of the heater at the timing allows the sensor element to be reduced. . Also, .
- the above-mentioned heater can be used as a modulation stage for modulating the length or intensity of the electromagnetic wave guided through the waveguide.
- the degree or wavelength of the electromagnetic wave emitted from the resonator is periodically modulated, and only the modulated electromagnetic wave of the electromagnetic wave detected by the detection is selected by the analyzer.
- the present invention is not limited to the modulation heater.
- any device capable of modulating the degree of the electromagnetic field output from the electromagnetic source may be used. It is also possible to form a modulation stage with the motor and control the driving motor on the above-mentioned road.
- the sensor wave path is composed of two input wave paths 22 and two output wave paths 22 running in parallel with each other.
- the sensor 24 is formed between the input wave path 22 and the output wave path 22, takes in a specific length of electromagnetic wave input from the port 2 at the end of the input wave path 22, and resonates there.
- This output wave 22 is detected and output from a port 23 formed at the end in the hand direction.
- the input port 2 and the port 23 are defined at the end of the sensor wave path 22 in the direction of the hand, and the position of the sensor wave path 22 away from the sensor wave path 22 in the direction of the stock sensor 2
- a sensor 24 is formed at a position perpendicular to the direction, and electromagnetic waves emitted from the sensor 24 are output to the detection via the output port 23.
- the stock sensor 2 is designed so that electromagnetic waves are emitted from the sensor 24 only in the direction of the stock sensor 2, and is coupled to the detection and electromagnetic waves arranged in the sensor 24 direction.
- one kind of quality measurement is performed in one unit composed of the sensor waveguide 22 and the sensor 244. Therefore, if a plurality of kits are provided corresponding to different target qualities, the frequency measurement of different target qualities can be performed. In this case, one stock sensor In addition, a plurality of sensors resonating at different wavelengths and a plurality of sensor wave paths corresponding thereto are formed.
- FIG. 9 shows the two states of light.
- a configuration of a tok sensor 2 designed to supply electromagnetic energy generated through a port 2 of a sensor 24ance 34 will be described.
- the stock C 2 and the stock PC 2 having different crystal structures are formed.
- the light is selectively transmitted at different wavelengths by being arranged in two rows with minute and different periods that change the refractive index.
- the sensor wave path is
- a sensor composed of one waveguide 22 for PCPC 2 and two output waveguides 22 22 2 specific to the structure, and which is electromagnetically coupled to the input waveguide 22 and the output waveguide 22 22 2 in the PCPC 2, respectively.
- the Tock PPC C2 is designed such that different wavelengths resonate at each resonance 2434.
- the target substance absorbs (), so that it resonates, and in the case of 2 Tok PC 2, it is designed to resonate in the other 2 (2), and the same 4 shown in 2 is used.
- the intensity of () is detected by the output intensity meter 4, and the intensity of 2 (2) is detected by the frequency meter 5.
- the degree meter 42 compares the degree of 2 (2) with the degree of (), obtains the degree of (), and calculates the degree of the object quality in the same manner as in the state based on this.
- the electromagnetic wave () of the electromagnetic wave resonating at the sensor 24 is set as the length of the electromagnetic wave absorbed by the object, and the electromagnetic wave 2 (2) resonating at the antenna 34 is set to be different from the length. Therefore, it is not affected by the electromagnetic object resonating in the sense 3-4. Therefore, it is not necessary to make the ancestor 34 an atmosphere containing the target substance.
- a method for determining an object whose characteristic of changing the ambient air refraction rate is remarkable.
- the quality of this case includes, for example, water vapor and water, and the phenomenon in which the wavelength of resonance in the sensor changes due to the change in the refractive index of the sensor surrounding due to the presence of the target substance makes the target Perform quality measurement.
- Figure 2 shows the relationship between the index of refraction indicated by the target material and the length of the electromagnetic field generated within the resonance determined by the index.
- the sensor wave 22 enters, and from the electromagnetic wave output from the sensor 24, the length of the length specific to the target substance is selectively extracted, and this time, The degree of the target quality is calculated based on this.
- a sensor wave path is constituted by an input wave path 22 and an output wave path 22 which run in parallel, and a wave path sensor 24 is formed.
- the sensor 24 is exposed to the ambient air containing the target substance, and when it comes into contact with the target target substance, the electromagnetic wave, which is input at the port 2 at the hand end of the input wave path 22, has a characteristic characteristic of the target substance. Resonating at the resonance 24, the resonating electromagnetic wave is detected 4 is output via the port 23 at the end of the output wave path 22.
- This 4 has a spectroscopic analysis function and has a specific length determined by the quality of the object.
- Display 6 receives the number and displays the degree.
- the generation provides an outer line containing a wavelength determined by the substance of interest, for example, having a length of 2xx.
- 006432 indicates the number of the stock sensor 2 used in the above-described three states.
- the target substance is adsorbed on the sensor 24 or The sensor 8 that changes the length of the electromagnetic wave that resonates in the sensor 24 is arranged.
- Reference numeral 8 is for positively raising or lowering the strength according to the target material, and is made of a material that significantly changes the refractive index of 24 frames depending on the presence of the target material.
- a material that adsorbs water from S po is used.
- a kit septa is used as the material. used.
- the symbol in 4 shows the child of the object quality wearing the response 8 schematically.
- the degree changes. 4 recognizes this degree and determines the degree of object quality according to the case. In Fig. 4, the degree is determined based on the strength of the electromagnetic force that resonates at the resonance with the sensitivity.However, the strength of the electromagnetic field that resonates at the resonance without the sensitivity may be used instead. .
- one optical sensor 2 has a wave path 22 resonance.
- a plurality of pairs with 24 are formed, and an electromagnetic generation 4 is provided according to each pair.
- Resonance 24 is designed to resonate at wavelengths different from each other, and multiple types of quality measurements are made. In this case, at least one of the 24 can be provided with the above-mentioned.
- Waveguides 22 are formed along one direction, and a plurality of 24s are arranged side by side in 2 to form a sensor. Waveguide 22 is supplied with a single generated pulse, and each resonance 24 is coupled with a respective 4.
- 4 is arranged in 2 and supported by 9. 4 are arranged in a direction perpendicular to the plane on which the resonances 24 are arranged, and the electromagnetic waves emitted from each resonance 24 are output to the detection 4.
- the resonance 24 is designed to couple with the electromagnetic wave of the waveguide 22 in contact with it and resonate at wavelengths different from each other, so that the in-plane refractive index and the in-plane quality can be recognized.
- the electromagnetic intensity output from the different resonances 24 represents the intensity for different target substances. For example, it is possible to detect the case of a reaction caused by the target substance. For this reason, it is possible to obtain a cloth having a certain quality in the plane, in addition to the density. However, if a plurality of 24 are designed to resonate at the same length, a degree distribution within the specified object can be obtained. In addition, it is also possible to add a response to resonance in the case of the above.
- the fourth state of the light indicates the fourth state of the light.
- This is basically the same as the third mode, but uses a device that supplies a long wave as electromagnetic generation, and introduces it into an electromagnetic toque sensor 2 whose wavelength changes with time by performing a wavelength switch.
- the length sweep is set to include a specific length determined by the refractive index indicated by the target quality, and the degree of resonance 24 at the time when that length is introduced by electromagnetic generation is detected 4 Can be used to determine the degree of target quality.
- the sweep controller 46 is provided, which changes with the length and time of the electromagnetic generation, and at the same time, synchronizes the output timing of the electromagnetic output at the detection 4 with the longest. You.
- the power intensity at a wavelength different from the specific length corresponding to the target quality is stored as a frequency, and the power intensity at the specific length corresponding to the target quality is stored as the reference level.
- the degree of the target quality can be calculated. According to this configuration, at various wavelengths within the wavelength sweep range.
- the electromagnetic intensities can be analyzed separately, it is possible to obtain degrees for different types of quality.
- the stock sensor 2 used in this state the one shown in FIG. 2 and the one shown in FIGS. 58 and 38 can be applied.
- the above-mentioned response 8 is arranged in the electromagnetic path passing through 24 in the stock sensor 2.
- the degree of the electromagnetic wave (onion) that is, the electromagnetic wave detected by the detector 4 changes due to the change of the effective wave path.
- the degree of the target quality is determined based on the degree.
- a response 8 is formed in the waveguide 22 having both ends of the input port 2 and the input port 23, and the degree of resonance 24 formed corresponding to the center of the waveguide 22 is determined by the nature of the object.
- the configuration is based on the following.
- Reference numeral 24 denotes the state of the fifth state, in which the sensitivity 8 is formed between 2 and 24 arranged in parallel with the wave path 22 in the stock sensor 2, and the degree of the target quality is detected by the ratio of 2 I do.
- 007 25 indicates the state of 5 and forms a response 8 in the stock sensor 2 between 2 and 24 arranged between two parallel input wave paths 22 and output wave paths 22, and 2 The degree of target quality is detected based on the rate.
- a stock C 2 stock PC 2 having a different structure is continuously formed. In these two structures, By arranging them in two rows at very small intervals that change the rate, a structure that selectively transmits light of different wavelengths is obtained.
- the waveguide 22 and the output waveguide 22 are formed by the stock C 2 and the stock PC 2.
- an electromagnetic port 2 is formed in the human-powered waveguide 22, and the electromagnetic wave is formed in the output waveguide 22.
- G is formed.
- 24 is disposed between the input waveguide 22 and the output waveguide 22 in the stock C and is electromagnetically coupled to both. This 24 is designed to resonate at a specific length.
- the above-described response 8 is formed partially on the stock C2 and the stock PC2, and changes the performance of the structure when reacting with the target substance. As a result, the performance at the input 25 and the output 25 is changed, and the performance of the specific length resonating at the resonance 24 is greatly reduced. Then, if the response 8 recognizes the presence of the target substance, the degree of the specific length output from the output waveguide 22 decreases, and the degree of the target substance can be calculated from that point.
- the doppler () is obtained from the electromagnetic intensity input to the detection 4, and the degree is obtained from this dopping rate.
- Dop () is the input S output represented by 3 above
- A is the electromagnetic phase change reflected by input 25,
- A is the electromagnetic phase change reflected by output 25, Is the electromagnetic phase change reflected by input 25 back to resonance 24,
- Q is the Q between the resonant 24 input path 22 and
- Q is the Q between the resonant 24 output path 22 and
- W d is the onion lost between the resonance 24 and the input waveguide 22, and the onion lost between the resonator and the output waveguide 22.
- the stock sensor 2 realizes a stock structure by forming a large number of small circles on a conductor laminated on SO, and the resonance 24 is formed by filling a circle without a circle. , The radiation loss between free is small and a high Q is obtained, and Q (Cos0)
- a conductor stock is used as the stock sensor element.
- the present invention is not necessarily limited to this.
- various kinds of stock stock such as GasP are used. Can be applied.
- the value may be determined in accordance with the detection quality of the electromagnetic wave supplied from the electromagnetic source to the tok sensor.
- a light emitting diode, a semiconductor device, an S (Amp nn edponaneos Emsson) SC (speconnm) source, or the like can be used as a source of light, and a plate or the like can be used to generate near-field light. It is possible to use a source of radiation from an external exciter made of an extruded two-piece structure on a carrier that has been constructed by the blasting technique.
- the configuration for detecting the degree of the specified object quality is disclosed.
- the present invention is not necessarily limited to this, and the electromagnetic intensity output from the photo sensor element is not limited to this. It can be applied to the analysis of the quality of a target to determine the type of target quality and to detect the quality of the quality.
- the gas sensor the humidity sensor, and the ion sensor are used is disclosed.
- the present invention is not limited to this, and can be used as a sensor for detecting another substance such as an ion sensor.
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Abstract
Description
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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US10/593,646 US7973924B2 (en) | 2004-03-24 | 2005-03-23 | Target substance sensor and method thereof using a photonic crystal |
CA2560765A CA2560765C (en) | 2004-03-24 | 2005-03-23 | Target substance sensor and method thereof using a photonic crystal |
EP05727109A EP1729111A4 (en) | 2004-03-24 | 2005-03-23 | TARGET MATERIAL SENSOR USING PHOTONIC CRYSTAL AND DRAFT PROCESS FOR TARGET MATERIAL |
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JP2004-087666 | 2004-03-24 | ||
JP2004087666A JP4511857B2 (ja) | 2004-03-24 | 2004-03-24 | フォトニック結晶を応用したセンサおよび検出対象物質の検出方法 |
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PCT/JP2005/005249 WO2005090947A1 (ja) | 2004-03-24 | 2005-03-23 | フォトニック結晶を使用した対象物質センサー及び対象物質の検出方法 |
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US (1) | US7973924B2 (ja) |
EP (1) | EP1729111A4 (ja) |
JP (1) | JP4511857B2 (ja) |
CN (1) | CN100573104C (ja) |
CA (1) | CA2560765C (ja) |
TW (1) | TWI280359B (ja) |
WO (1) | WO2005090947A1 (ja) |
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JP2013537634A (ja) * | 2010-08-16 | 2013-10-03 | シーメンス アクチエンゲゼルシヤフト | 被検ガス中のガス成分またはガス成分濃度を選択的に検出するための装置およびシステム、ならびにこの種の装置の駆動方法 |
JP2019053089A (ja) * | 2008-10-27 | 2019-04-04 | ジェナリーテ, インコーポレイテッド | 光学的な探査及び検知に基づくバイオセンサ |
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JP2016176807A (ja) * | 2015-03-20 | 2016-10-06 | コニカミノルタ株式会社 | ガス検出装置 |
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CN115389423A (zh) * | 2022-08-24 | 2022-11-25 | 中国电信股份有限公司 | 气体传感器件 |
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Also Published As
Publication number | Publication date |
---|---|
CN100573104C (zh) | 2009-12-23 |
TWI280359B (en) | 2007-05-01 |
US20080252890A1 (en) | 2008-10-16 |
JP4511857B2 (ja) | 2010-07-28 |
CA2560765C (en) | 2011-05-31 |
EP1729111A4 (en) | 2009-04-08 |
US7973924B2 (en) | 2011-07-05 |
TW200535472A (en) | 2005-11-01 |
JP2005274329A (ja) | 2005-10-06 |
CA2560765A1 (en) | 2005-09-29 |
EP1729111A1 (en) | 2006-12-06 |
CN1950692A (zh) | 2007-04-18 |
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