56 results about "Ionization energy" patented technology

The embodiment of the invention relates to a method and a device for predicting optical energy characteristics of organic photovoltaic material molecules. The method comprises the following steps: constructing an optical energy characteristic prediction model for predicting ionization energy, emission energy and absorption energy according to a molecular structure, temperature, pressure intensity and wavelength sequence input by the model; constructing a first data set through data acquisition; training an optical energy characteristic prediction model based on the first data set; after the training is finished, the training is finished; a first molecular structure, a first temperature, a first pressure and a first wavelength sequence input by a user are used as a corresponding molecular structure M, a temperature x, a pressure y and a wavelength sequence Z to be input into an optical energy characteristic prediction model for processing, and ionization energy uIE, an emission energy sequence SEE and an absorption energy sequence SAE which are processed and output by the model are used as corresponding first ionization energy; the first emission energy sequence and the first absorption energy sequence are fed back to the current user. According to the invention, the prediction efficiency can be improved.

The invention discloses a composite ion source device for coupling atmospheric pressure interface orbitrap mass spectrometry, which belongs to the field of mass spectrometry detection and comprises a photo ionization / photo-induced association ionization ionization and ion transmission mechanism, a gas sample introduction mechanism, a high-flux radio frequency vacuum ultraviolet light source mechanism and an ion source and mass spectrometry interface mechanism. By adopting the composite ion source device for coupling the atmospheric pressure interface orbitrap mass spectrum, organic components with different polarities, ionization energy and ion affinity in a complex mixture can be efficiently ionized, and through reasonable structural design, the organic components are coupled with the high-resolution orbitrap mass spectrum with the atmospheric pressure interface, so that the high-resolution orbitrap mass spectrum is obtained. The detection range of complex organic components is widened, and the resolution capability and the detection sensitivity of low-abundance or high-molecular-weight organic components are improved.

The invention relates to a carbon ion radiotherapy relative biological effect prediction method and device, and the method comprises the steps: obtaining carbon ion RBE prediction input data comprising carbon ion physical parameters, tumor cell parameters and equivalent W value database data, enabling the input information to adapt to different tumor characteristics, and enabling the subsequent prediction to be more fit with a specific treatment scene; the input data is substituted into a target RBE prediction model which is constructed based on sodium dosimetry and optimized by an average ionization energy correction factor for processing, on one hand, an equivalent W value database provides corrected basic data, and in combination with a model core of the sodium dosimetry, prediction is closer to the actual action effect of carbon ions from the mechanism level, experience errors are reduced, and the prediction efficiency is improved. And on the other hand, the dual design of nanodosimetry and average ionization energy correction can also accurately associate the physical effect and the biological effect of the carbon ions, and it is guaranteed that the output target carbon ion RBE predicted value is more accurate.

The present invention discloses a method and system for obtaining the charge injection barrier at a metal / polymer interface. The method comprises the following steps: obtaining a metal / polymer interface model based on first principles, according to the metal / polymer interface for which the charge injection barrier is to be obtained; obtaining the metal surface work function, vacuum energy level difference, polymer electron affinity, and ionization energy based on first principles, the polymer molecular chain structure model, and the metal / polymer interface model; and calculating the charge injection barrier at the metal / polymer interface based on the obtained physical quantities and the definition of the metal / insulating material charge injection barrier in energy band theory. This method solves technical problems in the prior art, such as the significant influence of external interference on the results; the difficulty in standardizing the experimental process for different polymer materials and metal electrode materials; and the lack of a complete theoretical basis for the method.

The application discloses a high-energy and few-cycle blue light laser generation method and device, and belongs to the technical field of ultrafast laser, wherein the method comprises the following steps: adopting a nonlinear crystal to double frequency of a base frequency pulse after compression, and performing at least twice pulse width compression on the obtained double frequency pulse to obtain high-energy and few-cycle blue light laser; wherein, the double frequency process and the pulse width compression process are both performed in a cavity filled with helium; the pulse width compression process is performed through spectral broadening of a solid sheet; since the helium has extremely low linear dispersion and nonlinear coefficient and extremely high ionization energy, not only the solid sheet damage can be avoided, and a part of spectral broadening is contributed, but also an environment close to vacuum can be provided in terms of dispersion and laser-induced ionization, so that the dispersion compensation of the double frequency pulse is easier, and the energy loss caused by gas ionization and the input energy limitation are avoided, and higher output energy is allowed; the problem that the high-energy and ultra-short pulse width blue light pulse is difficult to be realized simultaneously at present is effectively solved.

The invention provides a two-dimensional memristive material screening method and system and a two-dimensional memristive material, and relates to the technical field of two-dimensional memristive materials, and the method comprises the steps: obtaining a two-dimensional polar semiconductor material according to the physical and chemical properties of a two-dimensional material; manufacturing defects in the two-dimensional polar semiconductor material to obtain a defect material; first formation energy of the defect is calculated, and first ionization energy of the defect is calculated when the first formation energy is smaller than a formation energy threshold value; when the first ionization energy is smaller than an ionization energy threshold value, polarization overturning operation is carried out on the defect material so as to change the conductive property of the defect material; calculating second ionization energy of the defect after polarization flipping so as to calculate a difference value between the first ionization energy and the second ionization energy; and taking the two-dimensional polar semiconductor material of which the difference value is greater than a difference value threshold value as a two-dimensional memristor material. The two-dimensional memristor material with the resistance change property can be screened out only by calculating the formation energy and ionization energy of different defects, the material screening efficiency can be improved, and the problem that the two-dimensional memristor material is difficult to screen is solved.

The present invention discloses a composite ion source device for coupling an atmospheric pressure interface orbital trap mass spectrometer, belonging to the field of mass spectrometry detection, and comprising a photoionization / photoinduced association ionization and ion transmission mechanism, a gas sampling mechanism, a high-throughput radio frequency vacuum ultraviolet light source mechanism, and an ion source and mass spectrometer interface mechanism. The present invention adopts the above-mentioned composite ion source device for coupling an atmospheric pressure interface orbital trap mass spectrometer, so that organic components of different polarities, ionization energies, and ion affinities in complex mixtures can be efficiently ionized. Through reasonable structural design, the device is coupled with a high-resolution orbital trap mass spectrometer with an atmospheric pressure interface to achieve a broadened detection range of complex organic components and improve the resolution and detection sensitivity of low-abundance or high-molecular-weight organic components.

The invention relates to the technical field of mass spectrum analyzers, in particular to an orthogonal electrochemical mass spectrum device. Comprising a photoionization system, an electron ionization system and an electrochemical reaction tank, the electrochemical reaction tank is sequentially connected with the photoionization system and the electron ionization system through a vacuum sampling pipe, and the photoionization system ionizes volatile organic compound gas generated in the electrochemical reaction tank to obtain a soft ionization spectrogram of the volatile organic compound gas; the electron ionization system is used for ionizing inorganic components generated in the electrochemical reaction tank to obtain an inorganic component mass spectrum. The photoionization source and the electron ionization source are ingeniously and orthogonally combined, soft ionization of volatile organic compounds and effective ionization of high-ionization-energy inorganic compounds in the electrochemical process can be achieved at the same time, and therefore the real-time concentration change trend of the volatile organic compounds and inorganic compounds is obtained.

The invention discloses a method for detecting the content of elements in alloy or ore by using an ICP emission spectrometer, and belongs to the technical field of spectral analysis. The invention solves the problems of inaccurate measurement result caused by easy ionization element interference and spectral background drift when the existing ICP spectrometry is used for analyzing a complex matrix sample, and the problems of complicated process and low efficiency of the traditional chemical analysis method, and provides a dynamic internal standard introduction technology and combination of low ionization energy and high ionization energy internal standard elements. According to the method, the matrix effect and spectrum background interference can be corrected in real time, the detection accuracy and stability are remarkably improved, meanwhile, through real-time quality monitoring and pre-training of an interference correction model, the detection efficiency and reliability are improved, powerful technical support is provided for high-precision detection of the content of elements in alloy and ore, and finally, the method has good application prospects. The element content is calculated by comparing the corrected net strength of the to-be-detected element with the pre-established standard curve, so that the accuracy and the reliability of a detection result can be remarkably improved.

This electrode substrate comprises a substrate, an electrode disposed on the substrate, and a coating that covers a portion of the surface of the electrode. The electrode has a first metal atom. The coating includes a first coating having a second metal atom that has an ionization energy lower than that of the first metal atom.

The invention belongs to the field of mass spectrum ionization, and particularly relates to a photoinduced Penning ionization mass spectrum method. Photoelectrons generated by a photoelectric effect accelerate in an electric field to obtain enough energy, helium He, neon Ne and argon Ar in ground states are excited to metastable states, and the energy of the metastable states of the neutral atoms is higher than 10.6 eV (He excitation energy is 20.62 eV and 19.82 eV); the excitation energy of Ne is 16.72 eV, and the excitation energy of Ne is 16.62 eV; the excitation energy of Ar is 11.72 eV and 11.55 eV), sample molecules with ionization energy higher than photon energy and incapable of being ionized by traditional photoionization can be ionized through Penning ionization, so that the reduction of mass spectrum resolution, sensitivity and quantitative capacity caused by a space charge effect caused by coulomb repulsion among too strong reagent ions in an ion transmission process is avoided, and the detection sensitivity is improved. And damage of too strong reagent ions to the ion detector. The sensitivity can be improved by about 5 times for sample molecules ionized by traditional photo ionization energy, such as toluene, with ionization energy lower than photon energy.

This suppresses plasma leakage, which occurs in plasma processing equipment where plasma is present in the exhaust space. [Solution] A plasma processing apparatus comprising a chamber, a substrate support portion provided in the chamber, a gas supply port for supplying a processing gas into the chamber, and a gas outlet to which an exhaust portion for exhausting the chamber is connected, wherein the space within the chamber includes a first space where the substrate is processed and a second space to which the exhaust portion is connected, and further comprises a gas inlet for introducing a predetermined gas with a higher ionization energy than the processing gas into the second space.

A neutrino detection system and method based on one or more semiconductor Germanium point-contact diodes. These diodes act simultaneously as target for neutrinos or antineutrinos, that scatter off atomic nuclei, and as detectors, that register the ionization energy released in such interactions. Also included are various compact shield configurations that enhance the signal-to-background ratio and allow for a mobile detector operation under many environmental conditions including above ground and close to reactor sites. The neutrino detector can be used, for instance, for reactor operation monitoring, geological-radiochemical surveys and neutrino telecommunication systems.

The embodiment of the present application relates to a kind of organic photovoltaic material molecule optical energy characteristic prediction method and device, the method comprises: constructing a kind of optical energy characteristic prediction model for according to model input molecular structure, temperature, pressure and wavelength sequence carry out ionization energy, emission energy and absorption energy prediction processing;And by data acquisition, first data set is constructed;And based on first data set, optical energy characteristic prediction model is trained;And after training, the first molecular structure, the first temperature, the first pressure and the first wavelength sequence input optical energy characteristic prediction model are handled as corresponding molecular structure M, temperature x, pressure y and wavelength sequence Z after training end, and the ionization energy u IE , emission energy sequence S EE And absorption energy sequence S AE As corresponding first ionization energy, first emission energy sequence and first absorption energy sequence are fed back to the current user.The prediction efficiency can be improved by the present application.

The application belongs to the technical field of CrMo high strength and toughness steel design, and discloses a design method of CrMo high strength and toughness steel based on atomic physical feature coupling machine learning and a preparation method thereof. By introducing atomic scale physical and chemical features (especially "weighted variance" features) as key inputs of machine learning, the application accurately designs a CrMo alloy steel which still maintains excellent plasticity under ultrahigh strength (>1400MPa) or maintains high strength under high toughness. The application first introduces atomic physical and chemical feature parameters such as "ionization energy variance" into steel design, reveals the strengthening mechanism at the electron level, avoids blind component trial and error, and significantly reduces the research and development cost.

Intraocular lenses and methods of manufacturing lenses. The lenses may include haptics optionally with a plurality of footplates. The lenses may include one or more anterior surface elements that may be one or more of iris damage resist elements or iris interface rotational resist elements. The lenses may include one or more haptic regions that are adapted to swell more than other adjacent haptic regions. The lenses may include at least three discrete zones. Methods of manufacturing may include delivering ionizing energy to a body to break at least some of the cross-link bonds.

The application discloses a kind of self-adaptive voltage stabilizing control method and system of ion source power supply, belong to power electronics technical field, including, step 1, obtain the gas ionization energy analog voltage value in the first microsecond of the rising edge of ignition trigger signal, gas pressure analog voltage value, set power analog voltage value, form three-dimensional feature vector;Step 2, the three-dimensional feature vector is non-linearly mapped into jump amplitude, jump time constant and steady-state value after jump, and the pre-compensation coefficient is calculated according to jump amplitude and jump time constant;Step 3, obtain the instantaneous rate of change of feedback current;The application can realize by capturing the analog voltage value corresponding to gas ionization energy, gas pressure, set power in the first microsecond of the rising edge of ignition trigger signal and forming three-dimensional feature vector, load jump parameter is obtained by non-linear mapping, solve the problem that traditional control cannot adapt to load microsecond-level nonlinear mutation, improve control response real-time.

The invention discloses a basic nickel carbonate impurity element detection method and system, and belongs to the technical field of impurity detection.The basic nickel carbonate impurity element detection method is characterized by comprising the steps that the concentration of a nickel matrix is obtained, corrected physical and chemical parameters are obtained according to the concentration of the nickel matrix and a static physical and chemical parameter library, and the physical and chemical parameters comprise ionization energy, a complexing constant and a volatilization coefficient; the concentration of the nickel matrix is obtained according to a to-be-detected solution, and the to-be-detected solution is obtained by digesting an original basic nickel carbonate sample; obtaining an enhanced signal according to the characteristic peak shape template and the solution to be detected; according to the method, the physical and chemical parameters of the impurities are dynamically corrected according to the actual nickel matrix concentration, the parameter mismatch error caused by matrix fluctuation is eliminated, the signal response benchmark is unified through dynamic valence correction, nonlinear quantitative modeling and digestion loss compensation are matched, and the concentration corresponding to each impurity element is obtained. And accurate prediction of the impurity concentration is realized.

A device including a first portion, a second portion, a first contact and a second contact, the first portion being made of a semiconductor having a first doping, the second portion being made of a semiconductor having a second doping different than the first, the first portion and the second portion forming a p / n junction including a depletion zone in the first portion, the contacts being configured so that when an electric voltage (V1) is applied between the contacts, a dimension of the depletion zone depends on a value of the electric voltage, an ionization energy being defined for dopants of the second portion. The device includes an emitter generating a radiation having an energy greater than the ionization energy and illuminating the second portion with the radiation.

A water purification device of the type comprising a unit configured to receive visible radiation, in particular solar radiation, and to convert the visible radiation into electromagnetic energy for amplification and conversion into an ionization energy by means of which the water to be purified is treated, characterized in that the device comprises: a central sphere (10), which is arranged in the central sphere (10); the light source is made of light radiation permeable materials; an equatorial disc (13) of the central sphere (10) made of a material permeable to light radiation and extending beyond the edge of the sphere in an annular equatorial region to define two hemispheres in the sphere; two groups of peripheral spheres, each consisting of four peripheral spheres (12), one sphere (16, 16 ') being placed on the pole of each hemisphere, and the other three spheres (18, 20, 22; 18 ', 20', 22 ') are simultaneously tangent to both the same hemisphere and the annular region of the equatorial disc (13), the polar peripheral spheres (16, 16') in each group being tangent to the three non-polar peripheral spheres (18 ', 20', 22 '; one equilateral pyramid (12, 18, 20, 22) is located at the vertex of the equilateral pyramid, said equilateral pyramid and the other equilateral pyramid interpenetrating at the equatorial disc (13); an equatorial disc (13 ') in each peripheral sphere (12), the equatorial disc (13') being arranged parallel to the equatorial disc (13) of the central sphere (10) made of a material permeable to light radiation; the conveying pipeline (24) is used for water to be purified and is configured to be a Venturi tube (26) which is provided with a contraction section and then connected with a diffusion section; a planar spiral winding (14) made of electrically conductive wires and a planar spiral winding (14 ') made of electrically conductive wires, the planar spiral winding (14) being arranged on the equatorial disc (13) of the central sphere (10) and the planar spiral winding (14') being arranged on the equatorial disc (13 ') of each peripheral sphere (12); a pair of oppositely arranged conical spiral windings (15, 15 ') made of conductive wires, the vertexes of the pair of conical spiral windings (15, 15') being located at the center of the equatorial disc (13 ') of each peripheral sphere (12) and the bottoms of the pair of conical spiral windings (15, 15') being located on the surface of the peripheral sphere; the number of turns of one of the two conical windings is twice of that of the other conical winding, and the winding directions of the two conical windings are opposite; a pair of conductive wire windings (28, 28 ') extending along the contracted section and the diffused section of the transfer conduit (24); a first electrical connection connecting the internal terminals of the conical spiral windings (15, 15 ') of each peripheral sphere (12) to the internal terminals of the planar spiral windings (14') of the same peripheral sphere; a second electrical connection connecting the external terminals of the planar winding (14 ') of each polar peripheral sphere (16, 16') to all other non-polar peripheral spheres (18 ', 20', 22 '; an external terminal of the planar spiral winding (14 ') of the planar spiral winding (18, 18, 20, 22) and an internal terminal of the planar spiral winding (14) of the equatorial disc (13) of the central sphere (10); and a third electrical connection connecting the planar spiral winding (14) of the equatorial disc (13) of the central sphere (10) to the winding (28, 28 ') of the transfer duct (24).

A two-dimensional particle-containing composition that includes two-dimensional particles of a layered material having one or plural layers; and a dispersion medium having a relative permittivity greater than that of water. The one or plural layers comprise a layer body represented by: MmXn, wherein M is (1) at least one metal element M1 of Group 3, 4, 5, 6, or 7 having a higher ionization energy than Ti, or (2) a combination of the metal element M1 that accounts for 50 atom % or more of M and a metal element M2 of Group 3, 4, 5, 6, or 7 other than the metal element M1 that accounts for 50 atom % or less of M, and the two-dimensional particles have a fluorine element and an oxygen element.

The invention provides a generation method and device of a laser-maintained plasma light source and semiconductor equipment, and the generation method comprises the following steps: injecting a first gas into a discharge chamber irradiated by laser to generate plasma; after it is determined that the plasma is ignited and enters the maintaining stage, second gas is injected into the discharge cavity to generate laser maintaining plasma meeting preset conditions; the ionization energy of the first gas is smaller than that of the second gas. By adopting the generation method of the laser maintenance plasma light source provided by the invention, the success rate that the second gas with high ionization energy is excited and ignited is improved, meanwhile, the starting voltage and the maintenance power of the generation device are reduced, the service lives of a bulb, an electrode and other elements in the discharge chamber are prolonged, and the circuit safety is improved; and instability, arc discharge or plasma shrinkage caused by electric field concentration are avoided, so that the laser maintains the stability and uniformity of a plasma generation process.

The invention discloses a particle source, a particle generation method and a particle accelerator, and the particle source comprises an anode, a cathode, an accommodation cavity, an air inlet pipeline connecting rod, and a driving assembly. The accommodating cavity is used for accommodating at least part of the cathode, and at least part of the accommodating cavity is located between the cathode and the anode; the gas inlet pipeline is used for inputting gas into the accommodating cavity; the driving assembly is used for driving the cathode to move in the extending direction based on the change of ionization energy of the gas so as to adjust the relative position of the anode and the cathode; wherein the driving assembly comprises an electric driving part used for driving the cathode to move and a detection part used for detecting the movement amount of the cathode, and the driving assembly detects the relative position of the cathode and the anode through the detection part. The particle source, the particle generation method and the particle accelerator are used for improving the compatibility of the particle source and improving the ionization efficiency of gas, and are suitable for various gases with different ionization energy quantities.

The application provides a p-type gallium oxide film and a preparation method thereof, and belongs to the technical field of semiconductor materials. The preparation method comprises the following steps: growing a metal M doped beta-(M x Ga 1‑x )2O3 (0.01<=x<=0.15) film on a pre-cleaned beta-Ga2O3 substrate; the metal M is Ir or Cu; the beta-(M x Ga 1‑x )2O3 film is subjected to annealing treatment in an oxygen-deficient environment, and then is subjected to treatment with a supercritical fluid containing nitrogen and having oxidizability, so that the p-type gallium oxide film is obtained. Through the method, the energy and bandwidth of the valence band top of the gallium oxide and the valence band top height can be effectively adjusted, the effective mass of the hole in the valence band top is reduced, the effective doping concentration of nitrogen is improved, and the ionization energy of No is reduced, so that the p-type gallium oxide film with high quality is prepared.

An etching method is provided that can improve the selectivity of an underlayer relative to an etching target film. The etching method includes: preparing a substrate having a laminated film formed thereon within a processing container, the laminated film comprising at least a silicon-containing insulating layer, an underlayer disposed below the silicon-containing insulating layer, and a mask layer disposed above the silicon-containing insulating layer; supplying a processing gas containing at least a fluorocarbon gas and a rare gas; and generating plasma within the processing container supplied with the processing gas to etch the laminated film, wherein the rare gas includes a first gas having an ionization energy higher than that of Ar gas and ionized individual particles having a momentum lower than that of individual particles of the ionized Ar gas.

The present invention provides a two-dimensional particle-containing composition and a method for producing the two-dimensional particle-containing composition. [Solution] A two-dimensional particle of a layered material comprising one or more layers, and a dispersion medium having a relative permittivity greater than that of water, wherein the one or more layers are of the following formula: M m X n A two-dimensional particle-containing composition comprising a layer body represented by the formula (wherein M is at least one metal element M1 of groups 3, 4, 5, 6, or 7 having an ionization energy higher than Ti, or a combination of metal element M1 accounting for 50 atomic percent or more of M and metal element M2 of groups 3, 4, 5, 6, or 7 other than metal element M1 accounting for 50 atomic percent or less of M, X is a carbon atom, a nitrogen atom, or a combination thereof, n is between 1 and 4, and m is greater than n and 5 or less), and a predetermined modification or termination T present on the surface of the layer body, wherein the two-dimensional particles have fluorine and oxygen elements.

The utility model relates to the technical field of ion lamps, in particular to a multi-source ion lamp which comprises an ion lamp body, a first lamp body, a second lamp body and a photon light-transmitting assembly, the two sides of the ion lamp body are respectively provided with the first lamp body and the second lamp body, and the photon light-transmitting assembly is arranged above the ion lamp body. The photon light-transmitting assembly is used for filtering photons generated by the first lamp body and the second lamp body, so that the photons only pass through photons in a specific wavelength range. Compared with the prior art, by arranging the first lamp body and the second lamp body to be matched with the first air chamber and the second air chamber for use, proper photon energy can be flexibly selected in different application scenes, a wide ionization energy range is covered, and the adaptability and flexibility of equipment are enhanced.

Provided is a memristor including an active electrode made of a first conductive material including an active metal; an inert electrode spaced from and facing toward the active electrode and made of a second conductive material having an ionization energy greater than the ionization energy of the first conductive material; and a resistive switching layer including: a porous insulating layer disposed between the active electrode and the inert electrode, wherein the porous insulating layer has through-channel holes defined therein extending from a bottom face to a top face thereof; and conductive filaments respectively formed inside the through-channel holes.

The application provides a laser gyro with an auxiliary electrode and a low-pressure rapid starting method, and relates to the technical field of laser gyros.The laser gyro comprises a frame with a cavity, the cavity comprises a capillary, two first electrodes, a second electrode and an auxiliary electrode are symmetrically arranged on the frame, the first electrodes and the second electrode are opposite in polarity, the second electrode is located between the two first electrodes, the auxiliary electrode is arranged close to the second electrode, the auxiliary electrode is the same in polarity as the first electrode, a control circuit is arranged on one side of the frame, and an optical auxiliary device is further arranged on the frame.By arranging the auxiliary electrode near the second electrode, the discharge channel distance between the auxiliary electrode and the second electrode is shorter, the charge density of the discharge end of the auxiliary electrode is improved, the ionization energy of the working gas can be effectively reduced by the light ionization effect of the optical auxiliary device, the working gas in the capillary can be broken down within a few hundred milliseconds, and the starting speed is greatly improved compared with the starting time of several seconds of a traditional laser gyro.