CN107190293A - Magnetohydrodynamics electrodeposition process prepares the device of high-resolution αsource - Google Patents
Magnetohydrodynamics electrodeposition process prepares the device of high-resolution αsource Download PDFInfo
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- CN107190293A CN107190293A CN201710284561.2A CN201710284561A CN107190293A CN 107190293 A CN107190293 A CN 107190293A CN 201710284561 A CN201710284561 A CN 201710284561A CN 107190293 A CN107190293 A CN 107190293A
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- dislodger
- negative electrode
- permanent magnet
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- electrodeposition process
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/10—Electrodes, e.g. composition, counter electrode
Abstract
The invention belongs to radioactive source preparing technical field, and in particular to a kind of magnetohydrodynamics electrodeposition process prepares the device of high-resolution αsource.Its structure includes two-dimensional localization support and the permanent magnet being arranged on two-dimensional localization support regulation and control table top, provided with the dislodger for containing deposition liquid in the middle part of described permanent magnet regulation and control table top, it is provided with the both sides of dislodger for the magnet fixed plate of fixed permanent magnet and the shift gear for adjusting permanent magnetism body position；Electrode is provided with the top of the two-dimensional localization support, anodic wire is installed in the lower end of electrode, and anodic wire is from deposition liquid is extend at the top of dislodger；In deposition trench bottom provided with negative electrode sedimentary origin piece and negative electrode the export pad being in close contact, in negative electrode export pad bottom connection negative electrode export line, the negative electrode export line connects power cathode.αsource is prepared using the device, while the deposition efficiency and energy resolution obtained, the security of operation can be greatly improved.
Description
Technical field
The invention belongs to radioactive source preparing technical field, and in particular to a kind of magnetohydrodynamics electrodeposition process prepares high score
The device of resolution αsource.
Background technology
Alpha energy spectrum method plays an important role in the qualitative and quantitative analysis of actinides.At present, alpha energy spectrum method is wide
In the general radioactivity survey applied to each field, such as nuclear safeguards analysis, nuclear safety, nuclear fission, Nuclear Data and environment measuring etc.
Field.When carrying out alpha energy spectrum measurement to αsource, the degree of accuracy of measurement depends on the quality of prepared αsource,
High-quality solid source is typically that radioactive substance forms a kind of thin layer of uniformity.Prepare the various of radioactive source at present
Electrodeposition process is commonly used to prepare very thin solid source in technology, and the advantage of this source method processed is that deposition height, cost are just
Preferably.However, in some radioactive substances for containing a variety of radionuclides, the power spectrum of these radionuclides is superposition,
The radioactive source prepared with traditional electro-deposition method energy resolution in alpha energy spectrum measurement is not high, can so urgently setting up one kind
Significantly improve the new source method processed and source device processed of the energy resolution in made source.
The content of the invention
The purpose of the present invention is that there is provided a kind of magnetohydrodynamics electro-deposition legal system for the deficiencies in the prior art
The device of standby high-resolution αsource, to improve the energy resolution of prepared αsource.
Technical scheme is as follows：A kind of magnetohydrodynamics electrodeposition process prepares the dress of high-resolution αsource
Put, including two-dimensional localization support and the permanent magnet regulation and control table top being arranged on two-dimensional localization support, described permanent magnet regulation and control platform
Middle face is provided with the magnet fixed plate and use for fixed permanent magnet provided with the dislodger for containing deposition liquid in the both sides of dislodger
Shift gear in regulation permanent magnetism body position；The electricity being connected with positive source is provided with the top of the two-dimensional localization support
Anodic wire is installed in pole, the lower end of electrode, and anodic wire is from deposition liquid is extend at the top of dislodger；In deposition trench bottom provided with tight
The tactile negative electrode sedimentary origin piece of contiguity and negative electrode export pad, negative electrode export line is connected in negative electrode export pad bottom, described
Negative electrode export line connects power cathode.
Further, magnetohydrodynamics electrodeposition process as described above prepares the device of high-resolution αsource, wherein,
The described shift gear for being used to adjust permanent magnetism body position includes bearing block, leading screw and sliding block, and leading screw is arranged on bearing block
On, sliding block is connected with threads of lead screw, and magnet fixed plate is fixed on sliding block.
Further, the shift gear positioned at dislodger both sides is symmetrical arranged.
Further, magnetohydrodynamics electrodeposition process as described above prepares the device of high-resolution αsource, wherein,
Described two-dimensional localization support includes bottom plate and vertical fixed mount, and permanent magnet regulation and control table top is arranged on the bottom plate, vertical solid
Frame is determined provided with horizontal vertical lift arm, above and below vertical lift arm is realized by motorized adjustment screw nut driven device
Mobile, the electrode and the electrode rotary motor for coordination electrode are arranged at vertical lift arm.
Further, magnetohydrodynamics electrodeposition process as described above prepares the device of high-resolution αsource, wherein,
Described two-dimensional localization support and permanent magnet regulation and control table top use non-magnetic material；Permanent magnet material selects neodymium iron boron, permanent magnetism
Axis direction of the N-S extreme directions of body perpendicular to dislodger.
Further, magnetohydrodynamics electrodeposition process as described above prepares the device of high-resolution αsource, wherein,
The bottom of the dislodger is sealed by screw thread bottom, the center drilling of screw thread bottom, in dislodger bottom thread bottom
Negative electrode export pad and negative electrode sedimentary origin piece are inside set gradually from bottom to top, and the perforate of negative electrode export line from the screw thread bottom is drawn
Go out.
Further, magnetohydrodynamics electrodeposition process as described above prepares the device of high-resolution αsource, wherein,
The top of the dislodger is provided with the anti-splash device of turbination, and conical top is provided with the opening passed through for anodic wire.
Further, magnetohydrodynamics electrodeposition process as described above prepares the device of high-resolution αsource, wherein,
The dislodger is arranged on dislodger support, and dislodger support is arranged in the middle part of permanent magnet regulation and control table top；The dislodger branch
Frame is that top sets reeded column construction, and dislodger is placed in the groove, is provided with the side of dislodger support and is supplied negative electrode
The osculum that export line is drawn.
Further, magnetohydrodynamics electrodeposition process as described above prepares the device of high-resolution αsource, wherein,
Described dislodger, screw thread bottom, anti-splash device and dislodger support can use polytetrafluoroethylmaterial material or glass material.
Further, magnetohydrodynamics electrodeposition process as described above prepares the device of high-resolution αsource, wherein,
Described negative electrode export pad uses stainless steel material；Described negative electrode sedimentary origin piece uses 304 stainless steels or ag material.
Beneficial effects of the present invention are as follows：
(1) present invention is different from traditional electric deposition device, applies permanent magnet outside dislodger and provides magnetic field, in the magnetic field and
In the case that electric field coexists, a Lorentz force is produced, the power can accelerate the mass transfer rate of cathode surface, reduce the thickness of diffusion layer
Degree, and then can make that made α sources deposition efficiency is higher, energy resolution is more preferable.And as needed, can also be in dislodger
Both sides are symmetrically loaded magnetic field.
(2) because permanent magnet is strong magnetic, there is larger danger in operation, regulating and controlling table top by permanent magnet can
With convenient fixed permanent magnet and regulation permanent magnet apart from the position of dislodger, it is to avoid draw in operation because strong magnetic is attracting
Play injury to personnel or the unrestrained danger of radioactive solution.Therefore while the deposition efficiency and energy resolution obtained, greatly
The big security for improving operation.
(3) high-precision two-dimensional locating support of the invention can fix the position of dislodger, and regulation electrode spacing and anode turn
Speed, compared with conventional deposition method, while substantially increasing experimental precision and deposition effect, also reduces operating personnel's contact
Radioactive probability, so that operation is more convenient and safe.
(4) agitating solution can increase biography value speed in traditional electrodeposition process, and then make deposit more quickly
Cathode surface is deposited to, preparing radioactive source with magnetohydrodynamics electric deposition device can for micro devices such as small-sized electrolytic cells
To be not required to mechanical agitation, and can be mixed well, mass transfer, high-resolution radioactive source is prepared, so as to reduce electricity
Can consumption saving energy resources.
Brief description of the drawings
Fig. 1 is the positive structure schematic of middle high-resolution αsource preparation facilities of the embodiment of the present invention；
Fig. 2 is the side structure schematic diagram of middle high-resolution αsource preparation facilities of the embodiment of the present invention；
Fig. 3 is the structural representation of precipitation equipment in the embodiment of the present invention.
In figure, 1- two-dimensional localization supports；2- permanent magnets regulate and control table top；21- leading screws；22- sliding blocks；23- bearing blocks 3- is deposited
Groove；31- negative electrode sedimentary origin pieces；32- negative electrodes export pad；33- screw thread bottoms；34- anti-splash devices；4- permanent magnets；5- dislodgers
Support；6- is vertically moved up or down arm；7- negative electrode export lines.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
The invention provides the device that a kind of magnetohydrodynamics electro-deposition prepares high-resolution αsource, the device bag
Include power supply, dislodger, dislodger support, anti-splash device, high-precision two-dimensional locating support, permanent magnet, permanent magnet regulation and control table top, platinum
Anode etc..Set permanent magnet to regulate and control setting in the middle part of table top, permanent magnet regulation and control table top on two-dimensional localization support and contain deposition liquid
Dislodger, dislodger is arranged on dislodger support, and top is provided with anti-splash device, is provided for fixing forever in the both sides of dislodger
The magnet fixed plate of magnet and the shift gear for adjusting permanent magnetism body position.Two-dimensional localization support top set with
Anodic wire is installed in the connected electrode of positive source, the lower end of electrode, and anodic wire is from deposition liquid is extend at the top of dislodger.
Trench bottom is deposited provided with negative electrode sedimentary origin piece and negative electrode the export pad being in close contact, in the bottom connection of negative electrode export pad
Negative electrode export line, the negative electrode export line connects power cathode.
Wherein, power supply selection DC constant current voltage-stabilized power supply, to meet two kinds of constant voltage electro-deposition and constant current electro-deposition not
Same deposition demand.
Permanent magnet material selects neodymium iron boron, and its typical case's composition is Fe 65%, Nd 33%, B 1.2%, is separately had a small amount of
Al, Nb, Dy and Co, its maximum magnetic energy product may be up to 400KJ/m3Or it is higher.Permanent magnet is shaped as cylinder, axial charging.
Permanent magnet is strong magnetic, and in deposition process, the placement direction of permanent magnet is to make the axis direction of its N-S poles vertical deposition groove, and
The distance of itself and dislodger can regulate and control table top by permanent magnet and accurately regulate and control.
In magnetohydrodynamics electro-deposition prepares radioactive sources, first permanent magnet regulation and control table top is determined with high-precision two-dimensional
Position support is fixed with bolt, then permanent magnet is fixed on permanent magnet regulation and control table top by certain direction, then will be equipped with deposition
The dislodger and its support of liquid and sealed bottom are fixed on permanent magnet regulation and control table top.Finally platinum anode silk is fixed on high-precision
Spend on two-dimensional localization support, and adjust the distance and the rotating speed of anode of anode and negative electrode sedimentary origin piece.
Embodiment 1
As shown in Figure 1 and Figure 2, high-precision two-dimensional locating support 1 includes bottom plate, vertical fixed mount, is vertically moved up or down arm, electrode,
Electrode rotary motor is arranged on vertical lift arm 6, and vertical lift arm 6 is carried out by the button on external controller interface
Control manipulation, it is possible to realize that it is moved up and down by motorized adjustment screw nut driven device.Installed in the lower end of electrode
The platinum anode silk cleaned up, platinum filament can bend to different shapes.Permanent magnet regulation and control table top 2 is installed in two-dimensional localization support
Bottom plate on, by the external controller of high-precision two-dimensional locating support, the lifting and then regulation of anode can be conveniently adjusted
The spacing of anode and negative electrode sedimentary origin piece, can also adjust anode rotating speed.The high-precision two-dimensional locating support agent structure is employed
The non-magnetic materials such as aluminium, grey plastics, carbon steel, to reduce in magnetohydrodynamics electrodeposition process prepares radioactive sources to magnetic field
Interference.
Permanent magnet regulation and control table top 2 includes the parts such as base, magnet fixed plate, bearing block 23, leading screw 21 and sliding block 22.Base
It can be a rectangle aluminium sheet, have a circular hole, for fixing dislodger 3, the left side in hole in the diagonal center of plate
The right side is monosymmetric to be provided with bearing block 23, sliding block 22, magnet fixed plate and leading screw 21, and leading screw 21 is arranged on bearing block 23,
Sliding block 22 is threadedly coupled with leading screw 21, and magnet fixed plate is fixed on sliding block 22.Permanent magnet 4 is fixed in magnet fixed plate, is made
Its N-S extreme direction is perpendicular to the axis direction of dislodger, and permanent magnet 4 can with sliding block 22, the left and right on leading screw 21 be moved by leading screw
It is dynamic, and then the distance of permanent magnet 4 and dislodger 3 can be adjusted, permanent magnetism can accurately be read according to the length scale on base
The distance at body axial end center and negative electrode sedimentary origin piece center, so as to obtain the magnetic flux density of sedimentary origin piece center.Forever
Material selection aluminium, copper, the grey plastics of magnet regulation and control table top 2, these materials are nonmagnetic, to avoid the interference to magnetic field.
The base that permanent magnet regulates and controls table top 2 is placed in the surface of high-precision two-dimensional locating support bottom plate, makes high-precision two-dimensional
The center of locating support Top electrode regulates and controls the surface in the table top center deposition slotted eye center of circle in permanent magnet, i.e. two centers of circle are hung down same
On straight line.Its position adjustments well after, high-precision two-dimensional locating support and permanent magnet are regulated and controled into table top with four aluminum nuts
It is fixed.
As shown in figure 3, dislodger 3 can use polytetrafluoroethylmaterial material or glass material.Glass material thermal conductivity is slightly good,
But suction-operated of the glass to radionuclide is larger, and high processing costs, complex process；Although polytetrafluoroethylene (PTFE) thermal conductivity
It is slightly poor, but to the suction-operated of radionuclide is small, it is wide material sources, cheap, easy to process.Therefore, in the present embodiment
Dislodger 3 uses polytetrafluoroethylmaterial material, can not only reduce the absorption to radionuclide, can also reduce and magnetic field is done
Disturb.Cell body open top is deposited, anodic wire is from plan vertical extend into deposition liquid, and bottom is entered by the screw thread bottom 33 of same material
Row sealing, the center of screw thread bottom 33 is provided with an osculum.Deposited in deposition process in the screw thread bottom 33 of cell body bottom under
Negative electrode export pad 32 and negative electrode sedimentary origin piece 31 are sequentially installed with upwards, and negative electrode sedimentary origin piece 31 and negative electrode export pad 32 are tight
Contiguity is touched, and negative electrode sedimentary origin piece is a diameter of 24mm of thickness 1mm 304 stainless steel substrates (can also use ag material), and negative electrode is led
It is stainless steel substrates thick 2mm to go out pad 32.Wherein, a negative electrode export line 7, the moon are welded in the bottom for exporting pad 32 in negative electrode
Pole export line 7 is drawn a bit of length from screw thread bottom center osculum and horizontally drawn with an angle of 90 degrees bending vertically downward
Go out, the lead-out wire can be directly connected to the negative pole of power supply.
In deposition process, permanent magnet 4 is close to dislodger 3 and set, in order that negative electrode sedimentary origin piece 31 is in cylindrical magnet
On the outer axis of body, the actual height of dislodger in deposition process can be adjusted according to the dimensioned dislodger support 5 of permanent magnet
Degree.Also it is polytetrafluoroethylene (PTFE) or glass material, the overall knot of support to reduce to the material of the interference dislodger support 5 in magnetic field
Structure is that the cylinder of a groove is arranged at top, and the internal diameter of groove is slightly larger than the external diameter of dislodger bottom screw thread bottom, makes dislodger can be with
Just it is put into the groove of support.The osculum at 5 degree of angle is opened by drift angle of the center of circle of cylinder in the side of cylindrical stent,
To facilitate the extraction of dislodger bottom cathode export line 7.The height of dislodger support need to be according to the size and dislodger of permanent magnet
Volume and determine.
The present invention also (also may be used in the turbination anti-splash device 34 of one polytetrafluoroethylene (PTFE) of top design of dislodger 3
To use glass material), an osculum is opened in its cone tip, so that deposition process middle-jiao yang, function of the spleen and stomach polar filament can be hung down by the osculum
It is straight to extend into deposition liquid.The device can prevent that the hydrogen that negative electrode is produced in deposition process is molten to radioactivity in uphill process
The carrier band of liquid acts on and reduces deposition liquid.
In magnetohydrodynamics electro-deposition prepares radioactive sources, permanent magnet is first regulated and controled into table top 2 and high-precision two-dimensional
Locating support 1 is fixed with bolt, then permanent magnet 4 is fixed on permanent magnet regulation and control table top 2 by certain direction, then by bottom
Seal and dislodger 3 and its support 5 equipped with deposition liquid are fixed on permanent magnet regulation and control table top 2.It is finally that platinum anode silk is solid
It is scheduled on high-precision two-dimensional locating support 1, and adjusts that the distance of anodic wire and negative electrode sedimentary origin piece is 5mm and the rotating speed of anode is
60r/min。
To verify the effect of the present apparatus, respectively with the magnetohydrodynamics electro-deposition in conventional electrodeposition device and the present invention
Device is prepared for241Am αsources, two introduces a collections are all measured with alpha spectrometer, as a result prove αsource prepared by the present apparatus
Energy resolution improves 30% than the energy resolution of radioactive source prepared by conventional electrodeposition device, and (α energy is 5.485MeV
Place).
Embodiment 2
The apparatus structure of the present embodiment is substantially the same manner as Example 1, as different from Example 1, adjusts the vertical of anode
Highly make it apart from sedimentary origin piece 7mm distance；The rotating speed of platinum electrode is 50r/min in electrodeposition process.In dislodger both sides
Symmetrical to apply permanent magnet, the magnetic flux density of two pieces of permanent magnets is all 0.7T, and makes the center of negative electrode sedimentary origin piece and every
Distance is all 14mm between the center of side permanent magnet axial surface.Device is symmetrical, not only can be on the both sides pair of dislodger
The application magnetic field of title, can also easily regulate and control distance of the permanent magnet apart from dislodger, realize different magnetic field size and magnetic field not
Comprehensive research of influence with applying mode to magnetohydrodynamics electro-deposition.
Embodiment 3
The apparatus structure of the present embodiment is substantially the same manner as Example 1, as different from Example 1, adjusts the vertical of anode
Highly make it apart from sedimentary origin piece 9mm distance；The rotating speed of platinum electrode is 40r/min in electrodeposition process.It is unilateral in dislodger
Apply permanent magnet, the magnetic flux density of permanent magnet is 0.7T, and makes center and the permanent magnet axial surface of negative electrode sedimentary origin piece
Center between distance be 18mm.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations to the present invention belong to the model of the claims in the present invention and its equivalent technology
Within enclosing, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of magnetohydrodynamics electrodeposition process prepares the device of high-resolution αsource, it is characterised in that：It is fixed including two dimension
In position support (1) and the permanent magnet regulation and control table top (2) being arranged on two-dimensional localization support, described permanent magnet regulation and control table top (2)
Portion is provided with the both sides of dislodger (3) and fixed for the magnet of fixed permanent magnet (4) provided with the dislodger (3) for containing deposition liquid
Plate and the shift gear for adjusting permanent magnetism body position；It is provided with the top of the two-dimensional localization support (1) with power supply just
Anodic wire is installed in the electrode being extremely connected, the lower end of electrode, and anodic wire is from deposition liquid is extend at the top of dislodger (3)；Heavy
Product trench bottom exports pad provided with negative electrode sedimentary origin piece (31) and negative electrode the export pad (32) being in close contact in the negative electrode
(33) bottom connection negative electrode export line (7), the negative electrode export line (7) connects power cathode.
2. magnetohydrodynamics electrodeposition process as claimed in claim 1 prepares the device of high-resolution αsource, its feature exists
In：The described shift gear for being used to adjust permanent magnetism body position includes bearing block (23), leading screw (21) and sliding block (22), silk
Thick stick (21) is arranged on bearing block (23), and sliding block (22) is threadedly coupled with leading screw (21), and magnet fixed plate is fixed on sliding block (22)
On.
3. magnetohydrodynamics electrodeposition process as claimed in claim 1 or 2 prepares the device of high-resolution αsource, it is special
Levy and be：Shift gear positioned at dislodger (3) both sides is symmetrical arranged.
4. magnetohydrodynamics electrodeposition process as claimed in claim 1 prepares the device of high-resolution αsource, its feature exists
In：Described two-dimensional localization support (1) includes bottom plate and vertical fixed mount, and permanent magnet regulation and control table top (2) is arranged on the bottom plate
On, vertical fixed mount is provided with horizontal vertical lift arm (6), and vertical lift arm (6) passes through motorized adjustment feed screw nut
Transmission device realizes and moved up and down that the electrode and the electrode rotary motor for coordination electrode are arranged at vertical lift arm
On.
5. magnetohydrodynamics electrodeposition process as claimed in claim 1 prepares the device of high-resolution αsource, its feature exists
In：Described two-dimensional localization support (1) and permanent magnet regulation and control table top (2) use non-magnetic material；Permanent magnet (4) material is selected
Neodymium iron boron, the axis direction of the N-S extreme directions of permanent magnet perpendicular to dislodger.
6. magnetohydrodynamics electrodeposition process as claimed in claim 1 prepares the device of high-resolution αsource, its feature exists
In：The bottom of the dislodger (3) is sealed by screw thread bottom (33), the center drilling of screw thread bottom (33), in deposition
Negative electrode export pad (32) and negative electrode sedimentary origin piece (31), described the moon are set gradually in trench bottom screw thread bottom (33) from bottom to top
Pole export line (7) is drawn from the perforate of screw thread bottom (33).
7. magnetohydrodynamics electrodeposition process as claimed in claim 6 prepares the device of high-resolution αsource, its feature exists
In：The top of the dislodger (3) is provided with the anti-splash device (34) of turbination, and conical top is provided with to be passed through for anodic wire
Opening.
8. magnetohydrodynamics electrodeposition process as claimed in claim 7 prepares the device of high-resolution αsource, its feature exists
In：The dislodger (3) is arranged on dislodger support (5), and dislodger support (5) is arranged in permanent magnet regulation and control table top (2)
Portion；The dislodger support (5) is that top sets reeded column construction, and dislodger (3) is placed in the groove, in dislodger
The side of support (5) is provided with the osculum drawn for negative electrode export line (7).
9. magnetohydrodynamics electrodeposition process as claimed in claim 8 prepares the device of high-resolution αsource, its feature exists
In：Described dislodger (3), screw thread bottom (31), anti-splash device (34) and dislodger support (5) can use polytetrafluoroethylene (PTFE)
Material or glass material.
10. the magnetohydrodynamics electrodeposition process as described in claim 1 or 6 prepares the device of high-resolution αsource, it is special
Levy and be：Described negative electrode export pad (32) uses stainless steel material；Described negative electrode sedimentary origin piece (31) is stainless using 304
Steel or ag material.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2270663A1 (en) * | 1974-05-10 | 1975-12-05 | Commissariat Energie Atomique | |
| FR2885370A1 (en) * | 2005-05-03 | 2006-11-10 | Commissariat Energie Atomique | Electrochemical deposition process for applying an actinide or lanthanide layer to a conducting support uses organic dimethylformamide based electrolyte |
| CN105821467A (en) * | 2016-03-31 | 2016-08-03 | 中国原子能科学研究院 | Electric deposition device for preparing high-resolution alpha source |
-
2017
- 2017-04-26 CN CN201710284561.2A patent/CN107190293A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2270663A1 (en) * | 1974-05-10 | 1975-12-05 | Commissariat Energie Atomique | |
| FR2885370A1 (en) * | 2005-05-03 | 2006-11-10 | Commissariat Energie Atomique | Electrochemical deposition process for applying an actinide or lanthanide layer to a conducting support uses organic dimethylformamide based electrolyte |
| CN105821467A (en) * | 2016-03-31 | 2016-08-03 | 中国原子能科学研究院 | Electric deposition device for preparing high-resolution alpha source |
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