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61 results about "Atomic state" patented technology
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System and method for providing a secure boot architecture
InactiveUS20060179308A1User identity/authority verificationComputer security arrangementsBIOSAtomic state
A system and method for providing a secure boot architecture, in accordance with one embodiment of the present invention, includes a processor having an atomic state machine and a physically protected storage area. The atomic state machine stores a state of the processor in a state save map upon a boot-mode event. The atomic state machine also authenticates an object of a Pre-BIOS Boot Vector Region (PBBVR) in response to the boot-mode event. The PBBVR may be stored in the physically protected storage area. The atomic state machine loads the PBBVR from the physically protected storage area into an overlay memory if the PBBVR is successfully authenticated. The processor executes the PBBVR from the overlay memory if the PBBVR is successfully authenticated. The atomic state machine may also receive a candidate PBBVR upgrade image, authenticate the candidate PBBVR upgrade image, and replace the current PBBVR with a new PBBVR contained in the candidate PBBVR upgrade image if the new PBBVR in the candidate PBBVR upgrade image is authenticated.
Owner:INTELLECTUAL VENTURE FUNDING LLC
Microwave electric field intensity meter based on cold Rydberg atom interferometer and measuring method thereof
ActiveCN104880614AHigh measurement accuracyMake up for the defect that only point frequency measurement can be realizedElectrostatic field measurementsRydberg atomBeam splitting
The invention discloses a microwave electric field intensity meter based on a cold Rydberg atom interferometer and a measuring method thereof. The microwave electric field intensity meter comprises: a vacuum system, which is used for cooling and trapping atom to generate a cold atom cloud for preparing a Rydberg state and generating an interference effect so as to generate a phase difference by coherent atomic states; a laser, which is used for generating coupling light and detection light and exciting the cold atom in the vacuum system from a ground state to the Rydberg state coherently; a photoelectric detector, which is used for detecting an interference fringe generated by two beams of cold atom clouds due to coherence; and a microwave source, which is used for generating a microwave electric field. According to the invention, when the microwave electric field intensity meter is applied to the evolution process of coherent beam splitting and combination, the atom cloud in the Rydberg state interacts with a to-be-measured microwave electric field, thereby generating an alternating-current stark effect; and the to-be-measured microwave electric field intensity is associated with a phase generated by the an alternating-current stark, thereby realizing precise measurement of the microwave electric field.
Owner:清远市天之衡量子科技有限公司
Use of a photonic crystal for optical amplifier gain control
ActiveUS7079309B1Flatter and broad atomic gain profileLaser detailsMirrorsAudio power amplifierPhotonic crystal
An optical amplifier having a uniform gain profile uses a photonic crystal to tune the density-of-states of a gain medium so as to modify the light emission rate between atomic states. The density-of-states of the gain medium is tuned by selecting the size, shape, dielectric constant, and spacing of a plurality of microcavity defects in the photonic crystal. The optical amplifier is particularly useful for the regeneration of DWDM signals in long optical fibers.
Owner:NAT TECH & ENG SOLUTIONS OF SANDIA LLC
Aluminum-containing diamond-like carbon film and method for preparing same
InactiveCN101665904AImprove adhesionSolve Adhesion ProblemsVacuum evaporation coatingSputtering coatingCarbon filmDiamond-like carbon
The invention discloses an aluminum-containing diamond-like carbon film and a method for preparing the same. The film adopts a diamond-like structure and comprises 3 to 20 percent of metal aluminum and the balance of carbon; the metal aluminum is dispersed in the amorphous diamond-like carbon film in an atomic state and is not bonded with the carbon, and the thickness of the film is between 500 and 5,000 nanometers. The aluminum containing diamond-like carbon film has the advantages of lower internal stress, higher hardness, good film-substrate bonding force and good abrasion proof property.
Owner:LANZHOU INST OF CHEM PHYSICS CHINESE ACAD OF SCI
Substrate processing method and substrate processing apparatus
InactiveUS20050042869A1Efficiently formedEfficient nitridation of the substrateElectric discharge tubesSemiconductor/solid-state device manufacturingNitrogenEngineering
In a substrate processing apparatus, a control electrode (131) separates a process space (11C) including a substrate to be processed and a plasma formation space (11B) not including the substrate. The control electrode includes a conductive member formed in a processing vessel and having a plurality of apertures (131a) for passing plasma. A surface of the control electrode is covered by an aluminum oxide or a conductive nitride. In the substrate processing apparatus, a gas containing He and N2 is supplied into the processing vessel. In the plasma formation space, there is formed plasma under a condition in which atomic state nitrogen N* are excited. The atomic state nitrogen N* are used to nitride a surface of the substrate.
Owner:OHMI +1
Method for recovering gold from iodine-potassium iodide leachate
The invention discloses a method for recovering gold from iodine-potassium iodide leachate. Concentrated sulfuric acid (H2SO4) and hydrogen peroxide are added into the leachate containing iodine, potassium iodide and gold iodide, the two reagents are reacted with iodine ions in the leachate to generate iodine, the iodine is volatilized out of a container at high temperature, and after the iodine is volatilized, the leachate is transparent; and the leachate is continuously heated, the two reagents also can convert gold in an ion state into gold in an atomic state to fulfill the aim of reducing the gold, and excessive reagents are decomposed at high temperature. The invention aims to control the types and weight of the added chemicals, simplify the operating process and improve the purity of the recovered gold; and by the method, the utilization rate of the gold can be greatly improved.
Owner:NO 771 INST OF NO 9 RES INST CHINA AEROSPACE SCI & TECH
Flash memory device and a fabrication process thereof, method of forming a dielectric film
InactiveUS6838394B2Efficiently formReduce voltageSolid-state devicesSemiconductor/solid-state device manufacturingOxygenMixed gas
A fabrication process of a flash memory device includes microwave excitation of high-density plasma in a mixed gas of Kr and an oxidizing gas or a nitriding gas. The resultant atomic state oxygen O* or hydrogen nitride radicals NH* are used for nitridation or oxidation of a polysilicon electrode surface. It is also disclosed the method of forming an oxide film and a nitride film on a polysilicon film according to such a plasma processing.
Owner:FOUND FOR ADVANCEMENT OF INT SCI
Self-sustaining regeneration system and Larmor procession self-sustaining regeneration method
ActiveCN106996775AExtended spin precession coherence timeHigh precisionTurn-sensitive devicesMagnitude/direction of magnetic fieldsEngineeringQuantum gyroscope
The invention discloses a self-sustaining regeneration system and a Larmor precession self-sustaining regeneration method. The self-sustaining regeneration system comprises an optical pump, a detecting part, an atomic air chamber, a magnetic field, a magnetic shielding part and a circuit control part; wherein the optical pump and the detecting part are used for preparing atomic state and detecting atomic Larmor precession; the atomic air chamber and the magnetic field and the magnetic shielding part are used for providing working atoms and magnetic field environment of high stability and high uniformity; and the circuit control part is used for controlling pump light, detecting light timing sequence and completing self-sustaining regeneration process. According to the self-sustaining regeneration system and the Larmor precession self-sustaining regeneration method, a problem of short spin procession coherence time of a current quantum gyroscope is solved, a quantum gyroscope scheme extending the spin precession coherent time of the atoms is provided, accuracy and dynamic range of the quantum gyroscope are significantly improved, absolute magnetic field strength can be measured at the same time, and accuracy of magnetic field measurement is significantly improved.
Owner:TSINGHUA UNIV
Catalyst for purification of automobile exhaust gas and method for manufacturing the same
InactiveUS20110245075A1High catalytic activityManufacturing the aforementioned catalyst efficiently and reliablyInternal combustion piston enginesOther chemical processesAtomic stateExhaust gas
A catalyst for purification of automobile exhaust gas comprising: a support and rhodium supported on the support in an atomic state, wherein an amount of the rhodium supported is 0.05 to 0.30% by mass relative to the total amount of the support and the rhodium, 50 at. % or more of the rhodium is supported on the support as two-atom clusters of rhodium, and an average distance between adjacent ones of the two-atom clusters is 1.0 nm or more.
Owner:TOYOTA CENT RES & DEV LAB INC
Laser-assisted thin film preparation method and equipment
InactiveCN103602958AImprove stabilityHigh purityChemical vapor deposition coatingMaterials preparationLaser assisted
The invention discloses a laser-assisted thin film preparation method and corresponding equipment, and belongs to the field of thin film material preparation. The laser-assisted thin film preparation method comprises the following steps: feeding a gaseous precursor containing elements required for preparing a thin film into a plasma generating device, activating the gaseous precursor by using the plasma generating device, and then enabling the activated gaseous precursor to enter a reaction cavity; using a lens on the wall of the reaction cavity for converging laser beams emitted by a laser generating device, and then enabling the laser beams to enter the reaction cavity; heating the active gaseous precursor in the reaction cavity by using laser so as to split the active gaseous precursor, thus obtaining atomic state deposition elements, depositing the atomic state deposition elements on a substrate above the cavity, and growing so as to form the film on the substrate. The laser-assisted thin film preparation method has the advantages that the production cost of the thin film is greatly reduced, the equipment is simple, the process stability is good, the prepared thin film has high purity, good stability and high quality reliability and is uniform in morphology and particle sizes, and meanwhile, the relatively high thin film deposition rate can be realized.
Owner:李学耕 +1
Electrochemical oxidation process for removing algae toxins from water
InactiveCN1629085AFast oxidation removal rateImprove efficiencyWater/sewage treatment by electrochemical methodsDispersed particle separationHigh concentrationElectrolysis
The invention discloses an electrochemical oxidation process for rapidly removing various dissolution state algae toxins from water simultaneously, which comprises producing a definite quantity of active chlorine in the water through electrolysis, thus removing various algae toxins from water rapidly and simultaneously, wherein the in situ electrolysis and electric field action makes the chloride ions in the water migrate to anode, and is acted by the anode to be converted into active chlorine existing in the forms of atomic state, chlorine gas, hypochlorite ions and hypochlorous acid, thus forming local high concentration active chlorine mixed oxidation agent on the anode region.
Owner:RES CENT FOR ECO ENVIRONMENTAL SCI THE CHINESE ACAD OF SCI
Techniques for using chirped fields to reconfigure a medium that stores spectral features
Owner:MONTANA STATE UNIVERSITY
Flash memory device and fabrication process thereof, method of forming a dielectric film
InactiveUS6998354B2Reduce thicknessEfficiently formedSolid-state devicesSemiconductor/solid-state device manufacturingOxygenMixed gas
A fabrication process of a flash memory device includes microwave excitation of high-density plasma in a mixed gas of Kr and an oxidizing gas or a nitriding gas. The resultant atomic state oxygen O* or hydrogen nitride radicals NH* are used for nitridation or oxidation of a polysilicon electrode surface. It is also disclosed the method of forming an oxide film and a nitride film on a polysilicon film according to such a plasma processing.
Owner:OHMI TADAHIRO
A tree-form atomic state machine and a realization method and device for a control logic interface thereof
InactiveCN106990994AReduce complexityImprove modification efficiencySoftware engineeringProgram controlTransfer operationComputer science
The invention provides a tree-form atomic state machine and a realization method and device for a control logic interface thereof, which are based on the improvement of a divide-and-conquer concept of a Phaser Accumulator. The tree-form atomic state machine has the advantage that by splitting access points, the complexity of modification can be reduced to a certain extent; for example, when a concurrent call method which is being used does not need real-time accurate states of an atomic state machine, it is only needed to judge whether each backward transfer operation is successful, so that the reading complexity of the Phaser Accumulator is not needed. The tree-form atomic state machine can reduce the complexity of modification operations while controlling a concurrence upper limit of local reading and writing of an atomic state machine entity, so that modification efficiency can be increased.
Owner:王铭鑫
Flash memory device and a fabrication process thereof, method of forming a dielectric film
InactiveUS6846753B2Reduce voltageReduce thicknessSolid-state devicesSemiconductor/solid-state device manufacturingOxygenMixed gas
A fabrication process of a flash memory device includes microwave excitation of high-density plasma in a mixed gas of Kr and an oxidizing gas or a nitriding gas. The resultant atomic state oxygen O* or hydrogen nitride radicals NH* are used for nitridation or oxidation of a polysilicon electrode surface. It is also disclosed the method of forming an oxide film and a nitride film on a polysilicon film according to such a plasma processing.
Owner:FOUND FOR ADVANCEMENT OF INT SCI
Substrate processing method and substrate processing apparatus
InactiveUS20060261037A1Forming nitrogen radicalsEfficiently formedElectric discharge tubesDecorative surface effectsNitrogenEngineering
Owner:OHMI TADAHIRO +1
Rydberg atomic draw ratio oscillation device and method
PendingCN111049592AHeat movement weakenedRemove non-uniform wideningPhotonic quantum communicationRydberg atomExcited state
The invention provides a Rydberg atomic pull ratio oscillation device and method. The method comprises the following steps: S1, respectively opening detection light and coupling light to excite atomsfrom a ground state to a Rydberg atomic state through the Rydberg atomic pull ratio oscillation device; S2, adiabatically turning off the coupling light and waiting for a time interval; and S3, opening the coupling light, enabling the atoms to jump to an excited state, and enabling the excited state to jump to a ground state and emit a photon under the influence of the storage time in the step S2.The Rydberg atom single-photon preparation and high-fidelity multi-photon detection prepared by the invention have the effects superior to those of common atoms, and have broad application prospectsin the field of quantum communication.
Owner:UNIV OF SCI & TECH OF CHINA
MD and KMC coupling method for parallel simulation of reactor key materials
PendingCN110427711AEnhanced interactionEasy to passSpecial data processing applicationsCouplingComputer science
The invention relates to an MD and KMC coupling method for parallel simulation of reactor key materials. The method comprises the steps of performing molecular dynamics cascade collision simulation through an MD module; after calling of the MD module is completed, performing defect statistics and analysis on the atomic state after simulation of the MD module is completed; transmitting the initialdefect information of the cascade collision to a KMC module for KMC simulation; and finally, after the simulation of the KMC module is finished, outputting a defect evolution structure for a long timeor transmitting defect information to a rate theory (RT) module to carry out defect evolution analysis for a longer time. According to the method, the coupling simulation efficiency is improved through a tight coupling mode, and program interaction is facilitated through the design of a calling interface, a unified atom and lattice point representation method and a task division mode.
Owner:CHINA INSTITUTE OF ATOMIC ENERGY
Preparation method for copper nanoparticles wrapped with single-layer graphene and grown on porous carbon material
ActiveCN106521455AGuaranteed reactivityIncrease in unsaturated bondsChemical vapor deposition coatingCopper atomPorous carbon
The invention relates to a preparation method for copper nanoparticles wrapped with single-layer graphene and grown on a porous carbon material. The preparation method comprises the steps that three-dimensional graphene foam, porous carbon foam or porous metal foam serves as a conductive substrate, and the copper nanoparticles wrapped with the single-layer graphene is grown out on the surface of the conductive substrate through the chemical vapor deposition method. According to the preparation method for the copper nanoparticles wrapped with the single-layer graphene and grown on the porous carbon material, the copper nanoparticles are wrapped with the single-layer graphene, and the reaction activity of the copper nanoparticles is maintained; at the same time, the monatomic thickness of the single-layer graphene is utilized, and it is possible that electrons penetrate through the single-layer graphene and react with pollutants; the particle sizes of the copper nanoparticles are 5-50 nm, thus, surface copper atom unsaturated bonds are increased, and the reaction efficiency is further improved; and meanwhile, atomic state copper atoms are adopted as reaction precursors, so that the design of catalysts at the atomic level is possible.
Owner:见嘉环境科技(苏州)有限公司
Fountain type cold atomic clock
ActiveCN112130444AIncrease profitReduce volumeApparatus using atomic clocksMicrowave cavityLine width
The invention relates to the technical field of atomic clocks, and discloses a fountain type cold atomic clock. On one hand, an atomic energy state selection mechanism is changed into an optical pumping state selection mechanism, an atomic state selection structure and a fluorescence detection structure can be combined into one, and then a state selection microwave cavity structure commonly used for the fountain type cold atomic clock can be removed, so that the overall height of a physical system structure is greatly reduced, the size and the weight of the atomic clock are effectively reduced, and movement, popularization and use are facilitated; and on the other hand, due to the fact that the atomic utilization rate is greatly improved through the optical pumping state selection, the number of atoms used for microwave inquiry is multiplied, the signal-to-noise ratio of a spectral line is increased, then the index influence caused by the fact that the line width of the spectral line is increased due to height reduction is counteracted, the index potential of the accuracy and the stability is equivalent to that of a current fountain type cold atomic clock, and the performance of the atomic clock cannot be affected due to height reduction.
Owner:CHENGDUSCEON ELECTRONICS
Energy-saving type soft alloy atomic state oil film lubricating oil additive
ActiveCN108559580AExcellent lubricating auxiliary effectPromotes self-healingAdditivesFriction lossOil additive
The invention provides an energy-saving type soft alloy atomic state oil film lubricating oil additive, which is prepared from soft alloy, neodymium iron boron and a base lubricant, wherein the soft alloy includes Cu, Ni and Ti nanoscale spheroidal particles; particles with the particle diameter being 40 to 50nm account for 30 to 60 weight percent; particles with the particle diameter being 20 to40nm account for 20 to 50 percent; particles with the particle diameter being 50 to 100nm account for 10 to 20 percent. Through the reasonable raw material proportioning and process preparation, the prepared lubricating oil additive has an excellent lubrication assisting effect; meanwhile, good self-repair and maintenance effects are achieved; the friction loss is greatly reduced; the effective work time is prolonged for three times or higher; the industrial cost is obviously reduced; the economic benefit is improved.
Owner:张永宁
Integrating sphere magnetism-insensitive imprisoning system
An integrating sphere magnetism-insensitive imprisoning system mainly comprises a vacuum cavity, a magnetic field system and an optical path system. The integrating sphere magnetism-insensitive imprisoning system is used for manufacturing high-density and long-coherence-time cold atom sources. According to the integrating sphere magnetism-insensitive imprisoning system, an Ioffe-Pritchard micro magnetic trap is formed through an aligning Helmholtz coil and a single wire, and the magnetism-insensitive atomic state is searched for through a gradient field generated by the micro magnetic trap. The integrating sphere magnetism-insensitive imprisoning system has the advantages of being simple, small in size, low in power consumption, convenient to operate and favorable for forming coherent control researches on the atomic state in an integrating sphere, and a new technology is provided for finally developing small high-accuracy satellite-borne atomic clocks.
Owner:SHANGHAI INST OF OPTICS & FINE MECHANICS CHINESE ACAD OF SCI
Nano silver antibacterial glue as well as preparation method thereof and intelligent detection system
ActiveCN109432125AGood antibacterial effectImprove qualityAntibacterial agentsMeasurement devicesAlcoholAntibacterial activity
The invention belongs to the technical field of nano silver antibacterial glue preparation, and discloses nano silver antibacterial glue as well as a preparation method thereof and an intelligent detection system. The intelligent detection system of the nano silver antibacterial glue and the preparation method thereof comprises a weighing module, a time module, a pH detection module, a temperaturedetection module, a main control module, a dissolution module, a mixing and stirring module, a heating module, a detection data storage module and a detection display module. The nano silver antibacterial glue provided by the invention has a better antibacterial effect and is lower in toxicity to human cells; silver in the antibacterial glue provided by the invention is in an atomic state and ata nanometer size, therefore, the loss of silver can be avoided, the oxidation can be delayed, and the antibacterial glue can keep the antibacterial activity for a long time; the invention provides thepreparation of nano silver powder by adopting water as a reaction solvent and an alcohol as a reducing agent, the reaction system is green and environmentally-friendly, high-quality nano silver powder is obtained, and the quality of the nano silver antibacterial glue is improved.
Owner:LULIANG UNIV
Preparation method of atomic state Ag-modified ZnO polycrystal nanobelt assembly structure with high hydrogen producing performance
ActiveCN106732587AExpand the scope of absorptionEasy to operateHydrogen productionMetal/metal-oxides/metal-hydroxide catalystsZinc Acetate DihydrateNanostructure
Owner:江西新节氢能源科技有限公司
Si/c composite, method for manufacturing same, and cathode active material including same for lithium secondary battery
ActiveCN104145357AImprove life characteristicsImprove conductivityElectrode collector coatingLi-accumulatorsLithium-ion batterySilicon
Provided are a Si / C composite, in which carbon (C) is dispersed in an atomic state in a silicon (Si) particle, and a method of preparing the Si / C composite. Since the Si / C composite of the present invention is used as an anode active material, electrical conductivity may be further improved and volume expansion may be minimized. Thus, life characteristics of a lithium secondary battery may be improved.
Owner:LG ENERGY SOLUTION LTD
Microwave resonant cavity for laser cooling, microwave interrogation and atomic state detection in situ
ActiveUS20200076441A1Short maintenance periodReduce weightApparatus using atomic clocksPulse automatic controlParticle physicsWaveguide
A microwave resonant cavity for laser cooling, microwave interrogation, and atomic state detection, comprising a microwave resonant cavity body, two cutoff waveguide end covers, and four waveguides for laser beams and microwave coupling. The cavity feeds not only microwave but also laser beams into the center of the cavity. In a vacuum chamber with target atoms, the target atoms may be trapped and cooled in the center of the cavity. By sequential operation of the resonant microwave and lasers, the microwave resonant cavity of the present invention may manipulate and detect the atomic state population and interrogate the energy level of the cold atoms in situ. The invention may be applied to the fields of atomic frequency standard, interferometer and atomic gyro for developing the miniaturized cold atoms related precision measurement equipment.
Owner:SHANGHAI INST OF OPTICS & FINE MECHANICS CHINESE ACAD OF SCI
Method for preparing alumium-phosphorus alloy
The invention belongs to the metal material field and relates to a method for preparing an alumium-phosphorus alloy, wherein the method is used for refining primary silicon in an alumium-silicon series alloy. The method comprises the following steps of: taking commercial-purity aluminum and a ferrophosphorus alloy as raw materials; firstly, melting the commercial-purity aluminum within the range of 850-1150 DEG C, adding the ferrophosphorus alloy to the melt and stirring till complete reaction, so that iron phosphide in the ferrophosphorus alloy reacts with alumium to form high-melting point AlP particles, wherein iron is dissolved in the alumium melt in atomic state; secondly, introducing the reacted melt to a heat preserving furnace 1 of a filter device, and after standing and filtering of the melt, performing casting molding of the melt at the upper part of a filter plate 4 to obtain the alumium-phosphorus alloy, and taking the melt at the lower part as alumium-iron alloy by-product. The prepared alumium-phosphorus alloy has an excellent refining effect. The process method provided by the invention employs conventional smelting equipment, and is low in cost, simple and convenient for operation and suitable for large-scale production.
Owner:SHANDONG UNIV +1
Behavior model generation method and system
InactiveCN105808265ASimple methodEasy to callIntelligent editorsVisual/graphical programmingState diagramHuman decision
The invention discloses a behavior model generation method and system. The method comprises a step of providing a behavior model edition interface, wherein the edition interface comprises edition entries, and the edition entries comprise an atomic state edition entry, a state diagram drawing entry, a state transfer relation edition entry and a state nest relation edition entry. A behavior model generated through the method is used for simulating the human decision behaviors in simulation systems, completing behavior model edition through carrying out state synthesis and condition transfer on basic atomic states, and rehearsing the state transfer process in real time. The method is visual, simple and convenient to carry out model edition by non-technical personnel, for example, the military personnel that do not understand programing only need to combine atomic conditions during the edition of tactic behavior models. The method is popular, easy to understand and convenient to use, and the edition model can be conveniently provided to various simulation systems for calling.
Owner:北京神舟智汇科技有限公司
Plate-like sodium bismuth titanate powder prepared by molten salt method, and preparation method thereof
The present invention relates to plate-like sodium bismuth titanate powder prepared by a molten salt method, and a preparation method thereof. The method comprises: 1, calcining Na2CO3, Bi2O3, TiO2 and NaCl for 2-8 h at a temperature of 900-1100 DEG C to obtain a mixture A, wherein a ratio of the total mass of Na2CO3, Bi2O3 and TiO2 to the mass of NaCl is 0.5-1; and 2, removing the Cl<-> from themixture A, and drying to obtain the plate-like sodium bismuth titanate powder. According to the present invention, with the application of the molten salt method to prepare the sodium bismuth titanatepowder, the reaction can be carried out in an atomic state by the molten state NaCl, and the growth direction of the grain can be changed, such that the process is simple, the cost is low, the reaction cycle is short, the repeatability is good, and the Na0.5Bi0.5TiO3 powder has characteristics of good dispersibility, uniform distribution, low agglomeration degree and large aspect ratio.
Owner:SHAANXI UNIV OF SCI & TECH
Improved CPT atomic state resonance system
InactiveCN107846219AIncrease profitImprove stabilityApparatus using atomic clocksPulse automatic controlLogic gatePhotocurrent
The invention relates to the technical field of atomic state preparation and particularly relates to an improved CPT atomic state resonance system. The improved CPT atomic state resonance system comprises a microprocessor, a logic gate array, a servo loop and a quantum system, which are in communication connection with each other, the microprocessor is communication connection with a high stable crystal oscillator, the high stable crystal oscillator is in communication connection with a gain control module and a temperature control module, the microprocessor is communication connection with alinear polarization excitation module, the linear polarization excitation module is communication connection with the quantum system through a photocurrent modulation signal, and the quantum system isconnected with the servo loop through a quantum frequency identification signal. Compared with the prior art, the improved CPT atomic state resonance system provided by the invention has the beneficial effects that the improved CPT atomic resonance system can improve the utilization rate of atoms and improve the stability of the system.
Owner:JIANGHAN UNIVERSITY
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