摘要:
A supercritical fluid chromatograph includes a supercritical flow path, a mobile phase supply section for supplying a mobile phase containing liquid carbon dioxide, a sample introduction section, a sample separation section, a detector, and a pressure control valve. A valve post-stage flow path is connected to a fluid outlet of the pressure control valve, and the inside of the valve post-stage flow path is maintained by pressure maintaining means at a pressure by which a mobile phase from the fluid outlet of the pressure control valve is not vaporized.
摘要:
A testing method using a micro flow path device configured for a test liquid containing a specimen to be brought into contact with a drug therein and for a test on an action of the drug on the specimen includes: preparing the micro flow path device including: a plurality of micro flow paths, first and second openings which are disposed at both ends of each of the plurality of micro flow paths and communicate with an outside, a storage unit which is provided in each of the plurality of micro flow paths and stores the drug, and a gas-permeable membrane covering the first opening; applying a fluid pressure higher than an external pressure to the test liquid through the second opening from a syringe pump connected to the second opening to pressure-feed the test liquid to the storage unit; and observing a target region set in the micro flow path.
摘要:
A gas-liquid separator according to an embodiment of the present invention separates a mobile phase containing a gas and a liquid into a gas and a liquid. The gas-liquid separator according to the embodiment of the present invention includes an introduction flow channel to which a mobile phase is introduced, and a plurality of discharge flow channels connected to the introduction flow channel. A gas and a liquid are discharged from a discharge port of the discharge flow channel.
摘要:
A feedback control apparatus includes: a detector configured to detect an output value based on a controlled object; a P control circuit including a differential amplifier circuit and an analog circuit, the differential amplifier circuit being configured to receive a detection value of the detector and a target value, the analog circuit being configured to output a P control component VP to an output of the differential amplifier circuit; an I control unit configured to output an I control component VI by integrating a deviation of the detection value from the target value by digital processing; and a driver element configured to be driven based on the P control component VP from the P control circuit and the I control component VI from the I control unit to control the controlled object.
摘要:
A gas-liquid separator according to an embodiment of the present invention separates a mobile phase containing a gas and a liquid into a gas and a liquid. The gas-liquid separator according to the embodiment of the present invention includes an introduction flow channel to which a mobile phase is introduced, and a plurality of discharge flow channels connected to the introduction flow channel. A gas and a liquid are discharged from a discharge port of the discharge flow channel.
摘要:
A system including an index assigning section estimating the thickness of a thin film based on the intensity of light reflected on a substrate and a theoretical formula expressing a relationship between the thickness of the thin film and the intensity of an interference light when the spectrum is obtained for the first time, and assigning indexes for each candidate value for the layer thickness; a layer thickness wide-range estimating section estimating the layer thickness within the range of the value of a layer thickness wide-range estimation width including the previously estimated value of the layer thickness based on the theoretical formula; a selecting section selecting an index from the indexes; a determining section determining a layer thickness wide-range estimation result; and a layer thickness determining section determining the thickness of the thin film based on the theoretical formula after calculating the layer thickness wide-range estimation result.
摘要:
A thickness monitoring device capable of performing thickness measurement of an object of measurement in real time even when using a relatively narrow band light source. This etching monitoring device (thickness monitoring device) includes a light source which produces measurement light having a predetermined wavelength bandwidth; an array detector which detects, for each wavelength, interference light of measurement light reflected from mask, whereof the thickness changes over time; and data processing unit which computes the thickness of the mask based on change over time of a plurality of single-wavelength components of the interference light detected by the array detector.
摘要:
A gas-liquid separator according to an embodiment of the present invention separates a mobile phase containing a gas and a liquid into a gas and a liquid. The gas-liquid separator according to the embodiment of the present invention includes an introduction flow channel to which a mobile phase is introduced, and a plurality of discharge flow channels connected to the introduction flow channel. A gas and a liquid are discharged from a discharge port of the discharge flow channel.
摘要:
A pressure control valve includes a pressure control block including a bore hole that is bored perpendicularly from one outer surface, and two internal channel openings of whose end portions are at a bottom surface of the bore hole, a valve body having elasticity and covering the bottom surface of the bore hole, a sealing member for pressing a portion of the valve body against the bottom surface of the bore hole, the portion abutting a peripheral edge portion of a portion of the bottom surface where the openings are provided, and an actuator for driving a portion, of the valve body, abutting the portion where the openings are provided in a direction perpendicular to the bottom surface of the bore hole.
摘要:
A pressure control valve includes a pressure control block including a bore hole that is bored perpendicularly from one outer surface, and two internal channel openings of whose end portions are at a bottom surface of the bore hole, a valve body having elasticity and covering the bottom surface of the bore hole, a sealing member for pressing a portion of the valve body against the bottom surface of the bore hole, the portion abutting a peripheral edge portion of a portion of the bottom surface where the openings are provided, and an actuator for driving a portion, of the valve body, abutting the portion where the openings are provided in a direction perpendicular to the bottom surface of the bore hole.