CN221057360U - Needle electrode ion trap and quantum computing device - Google Patents
Needle electrode ion trap and quantum computing device Download PDFInfo
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- CN221057360U CN221057360U CN202322609549.8U CN202322609549U CN221057360U CN 221057360 U CN221057360 U CN 221057360U CN 202322609549 U CN202322609549 U CN 202322609549U CN 221057360 U CN221057360 U CN 221057360U
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- 238000005040 ion trap Methods 0.000 title claims abstract description 44
- 238000006073 displacement reaction Methods 0.000 claims description 16
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- 150000002500 ions Chemical class 0.000 abstract description 14
- 239000000243 solution Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- 238000004804 winding Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
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- 238000001514 detection method Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
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Abstract
The utility model discloses an electrode ion trap and a quantum computing device, wherein the electrode ion trap comprises: the needle electrode device comprises a bottom plate, a first upright post, a second upright post, a first needle electrode fixing seat, a second needle electrode fixing seat, a first needle electrode group, a second needle electrode group, a first needle electrode pressing block and a second needle electrode pressing block, wherein the first upright post and the second upright post are symmetrically arranged on the bottom plate, the tops of the first upright post and the second upright post are inclined planes of preset angles, the inclined planes of the preset angles are provided with rectangular grooves, the first needle electrode fixing seat and the second needle electrode fixing seat are internally arranged in the rectangular grooves, first needle electrode mounting holes and second needle electrode mounting holes are respectively arranged in the first needle electrode fixing seat and the second needle electrode fixing seat, the first needle electrode pressing block and the second needle electrode pressing block are respectively arranged above the first needle electrode fixing seat and the second needle electrode fixing seat, the first needle electrode pressing block is used for fixing the first needle electrode group, and the second needle electrode pressing block is used for fixing the second needle electrode group. The needle electrode ion trap provided by the utility model can stably trap ions.
Description
Technical Field
The utility model relates to the technical field of quantum computing, in particular to an ion trap with an electrode and quantum computing equipment.
Background
The Paul type ion trap technology is widely applied in the fields of quantum computation, quantum precision measurement, ion clocks and the like. The basic principle is that a trapping space is constructed by using a plurality of electrodes, a radio frequency voltage is applied to the electrodes, a trapping potential field is generated in the trapping space, charged ions are trapped in the trapping space, and then the ions are irradiated by laser with a certain wavelength, so that the ions are transited among different energy levels to realize the operations of cooling, state initialization, constructing a quantum logic gate and the like, and state detection or long-distance entanglement is carried out by collecting photons of spontaneous emission of the ions. The needle electrode trap is one of the Paul type ion traps, and currently, a scientific research personnel manually self-controls the needle electrode trap system, so that the problems of unreasonable design, rough processing technology, unstable performance, easy displacement of the needle, messy electrical wiring, low integration level and the like exist in different degrees, and a large improvement space exists.
Disclosure of utility model
Aiming at the technical problems in the prior art, the utility model provides an electrode ion trap which can solve at least one technical problem.
The needle electrode ion trap provided by the utility model comprises: the bottom plate, the first upright post, the second upright post, the first needle pole fixing seat, the second needle pole fixing seat, the first needle pole group, the second needle pole group, the first needle pole pressing block and the second needle pole pressing block, wherein,
The first stand with the symmetry of second stand sets up on the bottom plate, first stand with the top of second stand is the inclined plane of preset angle, the inclined plane of preset angle is equipped with the rectangle recess, first needle pole fixing base with establish in the second needle pole fixing base in the rectangle recess, first needle pole fixing base with be equipped with first needle pole mounting hole and second needle pole mounting hole in the second needle pole fixing base respectively, first needle pole group sets up in the first needle pole mounting hole, the second needle pole group sets up in the second needle pole mounting hole, first needle pole briquetting with the second needle pole extreme pressure piece sets up respectively first needle pole fixing base with the top of second needle pole fixing base, first needle pole extreme pressure piece is used for fixing first needle pole group, the second needle pole extreme pressure piece is used for fixing second needle pole group.
Optionally, a first protruding cover corresponding to the shape and the position of the first needle electrode fixing seat is arranged in the middle of the first needle electrode pressure block, the first protruding cover is pressed above the first needle electrode fixing seat, screws are arranged at two ends of the first needle electrode pressing block, screw holes are arranged on corresponding inclined planes, and the screws are matched with the screw holes to fix the first needle electrode pressure block on the inclined planes;
The middle part of second needle pole briquetting be equipped with second protruding lid that second needle pole fixing base shape and position are suited, the second protruding lid is pressed the top of second needle pole fixing base, the both ends of second needle pole briquetting are equipped with the screw, and the inclined plane that corresponds is equipped with the screw, and the screw cooperatees with the screw will second needle extreme pressure piece is fixed on the inclined plane.
Optionally, the first electrode group includes a first rf electrode and two first dc electrodes, where the first rf electrode is located between the two first dc electrodes;
The second needle electrode group comprises a second radio frequency electrode and two second direct current electrodes, wherein the second radio frequency electrode is positioned between the two second direct current electrodes.
Optionally, the first rf electrode and the two first dc electrodes are arranged in parallel at equal intervals, and the tips of the first rf electrode and the two first dc electrodes are located on the same straight line;
The second radio-frequency electrode and the two second direct-current electrodes are arranged in parallel at equal intervals, and the needle points of the second radio-frequency electrode and the two second direct-current electrodes are positioned on the same straight line.
Optionally, the first rf electrode and the second rf electrode are coaxial and are disposed opposite to each other.
Optionally, the aperture of the first needle electrode mounting hole is equal to the diameter of the needle electrode of the first needle electrode group; the aperture of the second needle pole mounting hole is equal to the diameter of the needle pole of the second needle pole group.
Optionally, the preset angle is 30 ° to 60 °, the inclined plane on the first upright is oriented in a first direction, the inclined plane on the second upright is oriented in a second direction, the first direction and the second direction form an acute angle, and the first direction and the second direction are not coplanar.
Optionally, insulating plates are arranged on the inner sides of the first upright post and the second upright post, and an atom furnace cable fixing clamp is arranged on each insulating plate;
The outer sides of the first upright post and the second upright post are respectively provided with a direct current filter plate, and a filter circuit is arranged in the direct current filter plates.
Optionally, the tail parts of the first radio frequency electrode and the second radio frequency electrode are provided with a first connecting terminal, and the tail parts of the first direct current electrode and the second direct current electrode are provided with a second connecting terminal.
Optionally, the side of bottom plate is equipped with atom stove cable and crosses the wire casing and direct current electrode cable crosses the wire casing, the centre of bottom plate is equipped with displacement platform cable and crosses wire casing and atom stove cable and cross the line hole, with displacement platform cable cross the adjacent position of wire casing and be equipped with displacement platform mounting groove.
The utility model also proposes a quantum computing device comprising an pinned ion trap as described above.
According to the needle electrode ion trap, the needle electrode arranged in the needle electrode fixing seat is kept not to displace in the axial direction through the needle electrode fixing seat, the needle electrode pressing block is arranged above the needle electrode fixing seat, the needle electrode arranged in the needle electrode fixing seat is ensured not to displace in the radial direction, and therefore a trapping area formed by the needle electrode can stably trap ions.
Drawings
Hereinafter, preferred embodiments of the present utility model will be described in further detail with reference to the accompanying drawings.
Fig. 1 is an exploded view of a needle electrode ion trap in accordance with one embodiment of the present utility model.
Fig. 2 is a schematic structural view of an electron-injection ion trap system according to an embodiment of the present utility model.
Labeling and describing:
101. A bottom plate; 102. a first upright; 103. a second upright; 104. a first needle pole fixing seat; 105 a second needle pole fixing seat; 106. a first needle electrode group; 107. a second needle electrode group; 108. a first needle electrode press block; 109. a second needle electrode pressing block; 110. an insulating plate; 111. an atom furnace cable fixing clamp; 112 direct current filter plates; 113. wire passing groove of cable of atomic furnace; 114. a direct current electrode cable wire passing groove; 115. a cable passing groove of the displacement table; 116. an atomic furnace cable via hole; 117. a displacement table mounting groove; 118. a first connection terminal; 119. and a second connection terminal.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the following detailed description, reference is made to the accompanying drawings, which form a part hereof, and in which is shown by way of illustration specific embodiments of the utility model. In the drawings, like reference numerals describe substantially similar components throughout the different views. Various specific embodiments of the utility model are described in sufficient detail below to enable those skilled in the art to practice the teachings of the utility model. It is to be understood that other embodiments may be utilized or structural, logical, or electrical changes may be made to embodiments of the present utility model.
Fig. 1 schematically illustrates an exploded view of a needle electrode ion trap according to an embodiment of the present utility model, fig. 2 schematically illustrates a schematic structural view of a needle electrode ion trap according to an embodiment of the present utility model, and in combination with fig. 1 and 2, the needle electrode ion trap according to the present utility model includes a base plate 101, a first column 102, a second column 103, a first needle electrode holder 104, a second needle electrode holder 105, a first needle electrode group 106, a second needle electrode group 107, a first needle electrode press block 108 and a second needle electrode press block 109, wherein,
The first stand column 102 and the second stand column 103 are symmetrically arranged on the bottom plate 101, the tops of the first stand column 102 and the second stand column 103 are inclined planes with preset angles, rectangular grooves are formed in the inclined planes with preset angles, the first needle pole fixing seat 104 and the second needle pole fixing seat 105 are internally arranged in the rectangular grooves, first needle pole mounting holes and second needle pole mounting holes are respectively formed in the first needle pole fixing seat 104 and the second needle pole fixing seat 105, the first needle pole group 106 is arranged in the first needle pole mounting holes, the second needle pole group 107 is arranged in the second needle pole mounting holes, the first needle pole extreme pressure block 108 and the second needle pole pressing block 109 are respectively arranged above the first needle pole fixing seat 104 and the second needle pole fixing seat 105, the first needle pole pressing block 108 is used for fixing the first needle pole group 106, and the second needle pole pressing block 109 is used for fixing the second needle pole group 107.
According to the needle electrode ion trap provided by the utility model, the needle electrode fixing seat is used for keeping the needle electrode arranged in the needle electrode fixing seat from displacement in the axial direction, the needle electrode pressing block is arranged above the needle electrode fixing seat, so that the needle electrode arranged in the needle electrode fixing seat is ensured not to displace in the radial direction, and further, the trapping region formed by the needle electrode can stably trap ions.
In the embodiment shown in fig. 1, a first protruding cover corresponding to the shape and position of the first needle electrode fixing seat 104 is arranged in the middle of the first needle electrode pressure block 108, the first protruding cover is pressed above the first needle electrode fixing seat 104, screws are arranged at two ends of the first needle electrode pressing block 108, screw holes are arranged on corresponding inclined planes, and the screws are matched with the screw holes to fix the first needle electrode pressure block 108 on the inclined planes; the middle part of second needle pole briquetting 109 is equipped with the second protruding lid that suits with second needle pole fixing base 105 shape and position, and the second protruding lid presses in the top of second needle pole fixing base 105, and the both ends of second needle pole briquetting 109 are equipped with the screw, and corresponding inclined plane is equipped with the screw, and the screw cooperatees with the screw and fixes second needle pole briquetting 109 on the inclined plane.
That is to say, the pressing block is pressed above the needle pole fixing seat to keep the needle pole in the needle pole fixing seat from displacement, and the needle pole fixing seat is matched with the inclined plane to fix the needle pole pressing block, so that the design is ingenious, and the operation is simple and easy to implement.
The aperture of the first needle pole mounting hole is equal to the diameter of the needle pole of the first needle pole group 106; the aperture of the second needle mounting hole is equal to the diameter of the needle of the second needle group 107. Thus, the diameters of the needle pole mounting holes are equal to those of the needle poles, the needle pole mounting holes can be guaranteed to accommodate the needle poles, and the needle poles are not easy to rotate in the needle pole mounting.
In the embodiment shown in fig. 1, the preset angle is 30 ° to 60 °, preferably 45 °, and the angle of the bevel is used to fix the angle of the needle poles in the same group; the inclined surface on the first upright 102 faces in a first direction, the inclined surface on the second upright 103 faces in a second direction, the first direction forms an acute angle with the second direction, and the first direction is not coplanar with the second direction.
In some embodiments of the present utility model, the first needle electrode set 106 includes one first rf electrode and two first dc electrodes, wherein the first rf electrode is located between the two first dc electrodes; the second electrode needle group 107 comprises a second rf electrode and two second dc electrodes, wherein the second rf electrode is located between the two second dc electrodes. The first radio frequency electrode and the second radio frequency electrode are used as trapping electrodes, and the first direct current electrode and the second direct current electrode are used as compensation electrodes. That is, the central electrodes of each group of needle electrodes apply radio frequency voltage, and the compensating electrodes on two sides apply direct current compensating voltage or ground, so that a trapping electric field is constructed in the space between the two central electrodes to trap ions therein.
In some embodiments of the utility model, the first rf electrode and the second rf electrode are provided with a first connection terminal 118 at their tail portions and a second connection terminal 119 at their tail portions. The first binding post is used for connecting the radio frequency electrode with the radio frequency cable, and the second binding post is used for connecting the direct current electrode with the direct current cable.
As shown in the embodiment of fig. 1, the first rf electrode and the two first dc electrodes are arranged in parallel at equal intervals, and the tips of the first rf electrode and the two first dc electrodes are located on the same straight line; the second radio frequency electrode and the two second direct current electrodes are arranged in parallel at equal intervals, and the needle points of the second radio frequency electrode and the two second direct current electrodes are positioned on the same straight line. The first radio frequency electrode and the second radio frequency electrode are coaxial and are oppositely arranged. The needle pole is aligned through precise assembly, and is stable and fixed, so that the deviation in the use process is avoided, and the needle pole ion trap is a key factor for stably trapping ions.
As shown in the embodiment of fig. 1, the inner sides of the first upright post 102 and the second upright post 103 are respectively provided with an insulating plate 110, and the insulating plates 110 are provided with an atomic furnace cable fixing clamp 111; the outer sides of the first upright post 102 and the second upright post 103 are respectively provided with a direct current filter plate 112, and a filter circuit is arranged in the direct current filter plates 112. Before the dc voltage is input to the dc electrode, the dc voltage is filtered by the dc filter 112 and then input to the dc electrode.
In some embodiments of the present utility model, the insulating plate 110 is made of a ceramic material to prevent short circuit. The dc filter board 112 is fabricated using a ceramic-based printed circuit board process.
As shown in the embodiment of fig. 1, an atomic furnace cable trough 113 and a dc electrode cable trough 114 are provided on the side surface of the base plate 101, a displacement table cable trough 115 and an atomic furnace cable trough 116 are provided in the middle of the base plate 101, and a displacement table mounting groove 117 is provided adjacent to the displacement table cable trough 115. Through setting up atom stove cable wire passing groove 113, direct current electrode cable wire passing groove 114, displacement platform cable wire passing groove 115 and atom stove cable wire passing hole 116, make the interior wiring of needle electrode ion trap reasonable, reduce the possibility of circuit winding, improve the security of circuit.
The needle electrode ion trap provided by the utility model can stably trap ions.
The utility model also proposes a quantum computing device comprising an pinned ion trap as described above.
The structural features and technical advantages of the needle electrode ion trap of the embodiments of the present utility model are described above by a plurality of embodiments. The workflow of the needle electrode ion trap of an embodiment of the present utility model is generally described below.
And after the atomic furnace connected with the needle electrode ion trap is powered on, heating is started, after the temperature reaches the requirement, atomic steam is continuously sprayed to the center of the needle electrode ion trap, laser sources at the periphery of the needle electrode ion trap emit laser to ionize the atomic steam into ions, and then the ions are trapped in the center of the needle electrode ion trap.
In summary, the needle electrode ion trap provided by the utility model can fully ensure that the needle electrode arranged in the needle electrode fixing seat does not displace in the axial direction and the radial direction, so that an important guarantee is provided for stably trapping ions for the ion trap, and the interior of the needle electrode ion trap is provided with the atomic furnace cable wire passing groove, the direct current electrode cable wire passing groove, the displacement table cable wire passing groove and the atomic furnace cable wire passing hole, so that the interior of the ion trap is clear in wiring, winding or circuits are not easy to occur, and the service life of the needle electrode ion trap is effectively prolonged.
The above embodiments are provided for illustrating the present utility model and not for limiting the present utility model, and various changes and modifications may be made by one skilled in the relevant art without departing from the scope of the present utility model, therefore, all equivalent technical solutions shall fall within the scope of the present disclosure.
Claims (11)
1. An electroded-needle ion trap comprising: the bottom plate, the first upright post, the second upright post, the first needle pole fixing seat, the second needle pole fixing seat, the first needle pole group, the second needle pole group, the first needle pole pressing block and the second needle pole pressing block, wherein,
The first stand with the symmetry of second stand sets up on the bottom plate, first stand with the top of second stand is the inclined plane of preset angle, the inclined plane of preset angle is equipped with the rectangle recess, first needle pole fixing base with establish in the second needle pole fixing base in the rectangle recess, first needle pole fixing base with be equipped with first needle pole mounting hole and second needle pole mounting hole in the second needle pole fixing base respectively, first needle pole group sets up in the first needle pole mounting hole, the second needle pole group sets up in the second needle pole mounting hole, first needle pole briquetting with the second needle pole extreme pressure piece sets up respectively first needle pole fixing base with the top of second needle pole fixing base, first needle pole extreme pressure piece is used for fixing first needle pole group, the second needle pole extreme pressure piece is used for fixing second needle pole group.
2. The needle electrode ion trap of claim 1, wherein,
The middle part of the first needle extreme pressure block is provided with a first convex cover which is matched with the shape and the position of the first needle pole fixing seat, the first convex cover is pressed above the first needle pole fixing seat, two ends of the first needle pole pressing block are provided with screws, corresponding inclined planes are provided with screw holes, and the screws are matched with the screw holes to fix the first needle extreme pressure block on the inclined planes;
The middle part of second needle pole briquetting be equipped with second protruding lid that second needle pole fixing base shape and position are suited, the second protruding lid is pressed the top of second needle pole fixing base, the both ends of second needle pole briquetting are equipped with the screw, and the inclined plane that corresponds is equipped with the screw, and the screw cooperatees with the screw will second needle extreme pressure piece is fixed on the inclined plane.
3. The needle electrode ion trap of claim 1, wherein the first needle electrode group comprises a first rf electrode and two first dc electrodes, wherein the first rf electrode is located between the two first dc electrodes;
The second needle electrode group comprises a second radio frequency electrode and two second direct current electrodes, wherein the second radio frequency electrode is positioned between the two second direct current electrodes.
4. The needle electrode ion trap of claim 3, wherein the first rf electrode and the two first dc electrodes are arranged in parallel at equal intervals, and the needle tips of the first rf electrode and the two first dc electrodes are positioned on the same straight line;
The second radio-frequency electrode and the two second direct-current electrodes are arranged in parallel at equal intervals, and the needle points of the second radio-frequency electrode and the two second direct-current electrodes are positioned on the same straight line.
5. The needle electrode ion trap of claim 3, wherein the first and second rf electrodes are coaxially and oppositely disposed.
6. The needle electrode ion trap of claim 1, wherein the aperture of the first needle electrode mounting hole is equal to the diameter of the needle electrode of the first needle electrode group; the aperture of the second needle pole mounting hole is equal to the diameter of the needle pole of the second needle pole group.
7. The needle electrode ion trap of claim 1, wherein the predetermined angle is 30 ° to 60 °, the bevel on the first post faces a first direction, the bevel on the second post faces a second direction, the first direction forms an acute angle with the second direction, and the first direction is not coplanar with the second direction.
8. The needle electrode ion trap of claim 1, wherein insulating plates are arranged on the inner sides of the first upright post and the second upright post, and an atomic furnace cable fixing clamp is arranged on each insulating plate;
The outer sides of the first upright post and the second upright post are respectively provided with a direct current filter plate, and a filter circuit is arranged in the direct current filter plates.
9. The needle electrode ion trap of claim 3, wherein the tail portions of the first and second rf electrodes are provided with a first connection terminal, and the tail portions of the first and second dc electrodes are provided with a second connection terminal.
10. The needle electrode ion trap according to claim 1, wherein an atomic furnace cable wire passing groove and a direct current electrode cable wire passing groove are formed in the side face of the bottom plate, a displacement table cable wire passing groove and an atomic furnace cable wire passing hole are formed in the middle of the bottom plate, and a displacement table mounting groove is formed in a position adjacent to the displacement table cable wire passing groove.
11. A quantum computing device comprising the pinned ion trap of any of claims 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322609549.8U CN221057360U (en) | 2023-09-25 | 2023-09-25 | Needle electrode ion trap and quantum computing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322609549.8U CN221057360U (en) | 2023-09-25 | 2023-09-25 | Needle electrode ion trap and quantum computing device |
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| Publication Number | Publication Date |
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| CN221057360U true CN221057360U (en) | 2024-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322609549.8U Active CN221057360U (en) | 2023-09-25 | 2023-09-25 | Needle electrode ion trap and quantum computing device |
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| CN (1) | CN221057360U (en) |
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2023
- 2023-09-25 CN CN202322609549.8U patent/CN221057360U/en active Active
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