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JP2024025023A |
A radioisotope purification device and a radioisotope purification method capable of purifying a radioisotope with few impurities can be provided. A holding/separating section 3 holds a radioisotope using a first resin material. This sep...
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JP2024024677A |
An object of the present invention is to provide a method for efficiently separating tritiated water from treated water containing tritiated water and light water even if the tritium concentration is low. [Solution] The present invention...
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JP2024019792A |
[Problem] To provide a production method capable of inexpensively producing water with a reduced content of molecules in which at least one of the hydrogen atoms constituting a water molecule has been replaced with a hydrogen isotope ele...
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JP2024009561A |
The present invention provides a water treatment device and a water treatment method that can efficiently perform water treatment to reduce the concentration of heavy water contained in water to be treated. [Solution] A water treatment d...
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JP7383592B2 |
To provide a production method of oxygen isotope-labelled carbon monoxide which can produce oxygen isotope-labelled carbon monoxide having an oxygen isotope concentration of 99.0 atom% or more, and a production method of oxygen isotope-l...
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JP2023158625A |
To provide a method and a device for removing and processing tritium at an original position by inputting micro algae to a waste water container including tritium.According to one aspect of the present invention, there is provided an ori...
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JP2023156982A |
To provide a method for producing a mixed conductive graphene oxide film and a deuterium selective permeable film having good reproducibility and suitable for practical application.A method for producing a cation-doped graphene oxide mix...
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JP2023155021A |
To provide a simple method for effectively separating tritium water from treatment water containing tritium water and light water.The separation method of tritium water is a method of separating tritium water from treatment water contain...
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JP7365379B2 |
The purpose of the present invention is to provide an oxygen isotope concentration method and an oxygen isotope concentration apparatus, whereby it becomes possible to feed ozone safely and stably without the need to increase the size of...
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JP7359409B2 |
To provide a method and a device inexpensively producing water concentrated with D2O and/or HDO from hydrogen isotope-mixed water.In a method producing water selectively concentrated with D2O and/or HDO from hydrogen isotope-mixed water ...
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JP2023137904A |
To provide a photoreactive cell in which the number of used photoreactive cells is reduced when requiring a plurality of photoreaction, and which can shorten an adjustment time for optical equipment and so on.A photoreactive cell 100 com...
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JP7325501B2 |
A combined enrichment and radioisotope production apparatus comprising an electron source arranged to provide an electron beam, the electron source comprising an electron injector and an accelerator, an undulator configured to generate a...
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JP7298874B2 |
To quickly and efficiently separate radioactive copper produced by irradiating a large amount of zinc sample of about 100 g or more with neutrons obtained by an accelerator while realizing reuse thereof.Neutrons from an accelerator are i...
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JP2023081232A |
To provide an electrolysis gas recombining device capable of preventing overheating of a catalyst, resulting from the combustion of electrolysis gas.The electrolysis gas recombining device that causes two kinds of electrolysis gas genera...
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JP7288261B2 |
The objective of the present invention is to separate a metal RI in a short time. A separating device 3 for separating a radioisotope (RI) from a first solution containing a metal and the RI, obtained by transformation of the metal, is p...
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JP2023522846A |
A method is provided for separating a parent isotope from a daughter isotope, the method comprising the steps of: providing an irradiation target; dissolving the irradiation target; forming a solid phase and a first liquid phase of the d...
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JP7264543B2 |
To provide a filler which is a porous body and which can reduce the height of filling to the height of a practical level and to provide a distillation separation method and a distillation separator using the filler.MEANS: In a filler fil...
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JP7262480B2 |
Water-based compositions suitable for the hydration of a mammal, and particularly hydration of a human by oral or topical methods, and for industrial uses such as cooling, and the making of solutions and mixtures. A method for producing ...
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JP2023055508A |
To provide a tritium separation method and a tritium separation system capable of separating tritium at a high efficiency.A tritium separation method includes a step to generate an intermediate liquid by liquefying hydrogen gas containin...
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JP2023050050A |
To provide a method for absorbing the neutrons of tritium in large quantities from tritium containing water to be treated.A method comprises: mixing water to be treated containing tritium with an acid gadolinium oxide solution containing...
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JP2023045441A |
To provide a simple and safe device for collecting and removing liquid-state tritium water from polluted water containing the tritium water.In a tritium water collection system including a tritium water collector where tritium water is c...
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JP2023045084A |
To provide a restarting method of an isotope separation apparatus capable of suppressing loss of concentrated isotope within the apparatus when a cooling source cannot be supplied, and a restarting time can be reduced.In the restarting m...
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JP2023023215A |
To provide a technique for immobilizing and concentrating radioactive contaminated water using bacteria capable of solidifying radioactive contaminated water.A processing object is generated. Specifically, tritium water (HTO), which is w...
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JP2023013534A |
To provide a solution to a problem that many proposed methods for treating tritium-containing water containing tritium that have focused on removing and detoxifying tritium require a large amount of energy for the treatment to be economi...
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JP7209623B2 |
In an embodiment, a method of concentrating a hydrogen isotope, comprises delivering a fluid comprising the hydrogen isotope to be concentrated and an additional gas other than then hydrogen isotope to an anode of an electrochemical cell...
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JP2022188189A |
To provide: a method for purifying efficiently and easily a 226Ra-containing solution obtained when 225Ac is produced from a 226Ra target; a method for producing a 226Ra target using the purified 226Ra-containing solution obtained by the...
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JP7189199B2 |
The present invention relates to the field of distillation of isotopes obtained by distillation columns. An object of the present invention is to describe an innovative distillation column which provides significant improvements to the p...
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JP7181367B2 |
A liquid phase catalytic exchange column with a catalyst is configured to receive hydrogen gas. The system uses the catalyst to exchange the hydrogen gas with the tritiated source yielding HT gas and tritiated water. The system monitors ...
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JP7178769B2 |
A radioactive isotope component separation apparatus capable of appropriately separating a component containing radioactive isotope from a liquid containing radioactive isotope and suppressing impurities from being mixed into the separat...
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JP2022174697A |
To provide a method of detoxifying tritiated water contained in radiation contaminated water of the Fukushima Daiich nuclear power plant after the catastrophic accident, PWR nuclear power plants, used nuclear fuel reprocessing plants, an...
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JP7167032B2 |
An electrochemical hydrogen isotope recycling apparatus for recycling an isotope of hydrogen includes an electrochemical recycling unit, the unit comprising: an anode; a cathode; and an isotope-treated, proton exchange membrane operative...
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JP7164882B2 |
The present invention relates to a method for producing, from water or an aqueous solution containing hydrogen-isotope-containing water, water or an aqueous solution having a higher hydrogen isotope content than the aqueous solution AS0,...
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JP7161391B2 |
To provide a manufacturing method of an oxygen-containing compound which can be regulated to an arbitrary oxygen isotope ratio without using expensive raw material.A manufacturing method of oxygen-containing compound of mixing a first ra...
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JP2022139472A |
To inexpensively obtain gaseous deuterium from mixed gas of hydrogen and deuterium.A first electrode 11 is an electrode composed of metal (hydrogen permeable metal) permeating hydrogen (H component and D component), and the hydrogen perm...
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JP2022139473A |
To inexpensively obtain gaseous deuterium from mixed gas of hydrogen and deuterium.A first unit U1 formed mainly from an MEA M1 on an upper side functions as a fuel cell by generating a first reaction, and a D composition of input gas su...
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JP2022122547A |
To provide a separation method allowing selective separation of light water, and a material therefor, and in particular to provide a method allowing simple separation between heavy water and light water or between alcohol and light water...
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JP2022109840A |
To provide a method of treating radioactive contaminated water which involves reuse, instead of discharging, of the radioactive contaminated water, in the face of the fact that discharging of the contaminated water to ocean is regarded a...
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JP2022100535A |
To provide a stable isotope concentration apparatus and concentration method capable of reducing a discharge amount of substances which have toxicity and combustibility or produce an environmental load in the air and capable of reducing ...
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JP2022097946A |
To provide an isotope separator which avoids isobaric interference, and is simple and small-sized.An isotope separator 1 comprises: a sample chamber 2 for accommodating a gas sample; a gas passage 6 through which the gas sample discharge...
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JP2022077733A |
To provide a stable isotope concentrator that has high energy efficiency and can reduce the equipment cost.A stable isotope concentrator 100 comprises a group of distillation columns in which a plurality of distillation columns are conne...
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JP2022072749A |
To address at least one problem specific to the prior art.The present invention relates to methods of preferentially sorbing, from a target mixture, one or more target substances over one or more non-target substances. Specifically, poro...
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JP2022073512A |
To provide a stable isotope concentrator of which a starting time can be shortened by a simple configuration, and a stable isotope concentration method.A stable isotope concentrator 100 comprises: a distillation tower group in which a pl...
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JP2022043147A |
To provide a method and a device for separating/removing tritiated water from tritium-containing water that can be implemented at low cost, have excellent processing capability, and do not increase the volume of pollutants.A method for t...
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JP7029798B2 |
To provide a safe and highly-efficient lithium isotope concentrator, and a lithium isotope concentration method, by electrodialysis.In a lithium isotope concentrator 10 including a treatment tank 1 partitioned into a feed tank 11 and a r...
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JP7026178B1 |
To provide a high concentration without requiring safety measures against flammability and toxicity and without performing isotope scrambling.13Provided is a carbon stable isotope enrichment method capable of enriching C. A raw material ...
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JP6993959B2 |
The present invention relates to a method of altering the relative proportions of protons, deuterons and tritons in a sample using a membrane. The membrane comprises a 2D material and an ionomer. The invention also relates to a method of...
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JP2021188896A |
To efficiently separate tritium from tritium-containing water with a simple configuration.A tritium-containing water processor has a processing unit for reducing the concentration of the tritium in the tritium-containing water. The proce...
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JP6978042B2 |
To provide a separation method and a separation device efficiently separating an oxygen isotope.In a separation method of an oxygen isotope including a) a step adsorbing an oxygen isotope gas containingOandOto an adsorbent, b) a step des...
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JP6968393B1 |
The present invention relates to a water treatment apparatus and a water treatment method capable of improving the separation ability between water components that are difficult to separate, such as tritiated water and ordinary water. Th...
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JP6967255B2 |
To practically enable separation of water from liquid containing hydrogen isotope.A method for separating water containing hydrogen isotope includes: introducing water (specimen 14) containing hydrogen isotope between a pair of facing su...
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