Patent application number | Description | Published |
20110187379 | Discharge Ionization Current Detector - A discharge ionization current detector capable of supplying plasma gas in large quantity to stabilize plasma simultaneously with lowering the sample dilution ratio to improve detection sensitivity is provided. A gas supply pipe | 08-04-2011 |
20110260732 | Discharge Ionization Current Detector - A discharge ionization current detector using a low-frequency dielectric barrier discharge with an improved S/N ratio is provided. A current detector | 10-27-2011 |
20110316551 | Discharge Ionization Current Detector - A technique for reducing an electromagnetic noise entering an electrode or a drift of a signal due to a fluctuation in the ambient temperature is provided to improve the S/N ratio of a signal originating from a component of interest. A dummy electrode | 12-29-2011 |
20110316552 | Discharge Ionization Current Detector - A discharge ionization current detector using a low-frequency barrier discharge is provided to improve the linearity of detection sensitivity with respect to a sample introduction amount. From a lower end of a lower gas passage | 12-29-2011 |
20130154658 | Discharge Ionization Current Detector - A discharge ionization current detector that is durable and produced at a low cost is provided. An electrode structure of a dielectric-coated metal tube, with an insulator-coated metal wire included therein, is inserted from above into a first gas passage including a dielectric tube. The metal tube is connected to the ground on the upstream side of the first gas passage. One end of the metal wire is extracted from the upstream side of the first gas passage to the outside and connected to a bias power source. An area is not covered with the insulator is provided at the other end of the wire. This area is arranged in a second gas passage, which extends from the downstream end of the first gas passage. A metal electrode consisting of a flanged metal tube is placed in the second gas passage and connected to an ionization current detecting circuit 34. | 06-20-2013 |
20140145724 | DISCHARGE IONIZATION CURRENT DETECTOR - A low-OH-content quartz glass with an OH content equal to or lower than 5 ppm is used as a cylindrical tube ( | 05-29-2014 |
20150253286 | DIELECTRIC BARRIER DISCHARGE IONIZATION DETECTOR AND METHOD FOR TUNING THE SAME - To widen the dynamic range of a dielectric barrier ionization detector (BID), an insertion length of a sample injection tube | 09-10-2015 |
20150377844 | DISCHARGE IONIZATION CURRENT DETECTOR - A discharge ionization current detector of the present invention is used for a detector for a gas chromatograph and suitable for analyzing high-boiling components. A discharge ionization current detector | 12-31-2015 |