262results about How to "Effective mass" patented technology

A method for growth and fabrication of semipolar (Ga, Al, In, B)N thin films, heterostructures, and devices, comprising identifying desired material properties for a particular device application, selecting a semipolar growth orientation based on the desired material properties, selecting a suitable substrate for growth of the selected semipolar growth orientation, growing a planar semipolar (Ga, Al, In, B)N template or nucleation layer on the substrate, and growing the semipolar (Ga, Al, In, B)N thin films, heterostructures or devices on the planar semipolar (Ga, Al, In, B)N template or nucleation layer. The method results in a large area of the semipolar (Ga, Al, In, B)N thin films, heterostructures, and devices being parallel to the substrate surface.

A method of forming an article from an alpha-beta titanium including, in weight percentages, from about 2.9 to about 5.0 aluminum, from about 2.0 to about 3.0 vanadium, from about 0.4 to about 2.0 iron, from about 0.2 to about 0.3 oxygen, from about 0.005 to about 0.3 carbon, from about 0.001 to about 0.02 nitrogen, and less than about 0.5 of other elements. The method comprises cold working the alpha-beta titanium alloy.

A method of designing a manufacturing process line. A process is identified as a set of discrete steps. A subset of steps is assigned to one of a plurality of standardized work cells. The work cells include a standardized workpiece presenter and a standardized processing tool. Additional subsets of discrete steps are assigned to a standardized work cell until the design for the manufacturing process is completed.

A method for a monitoring apparatus using a radar and a camera to detect an object. The radar and the camera each have its own detection area and the method is for detecting and correcting the displacement of each detection area by using a single target having dark and bright parts formed in a specified pattern on its surface and placing it in front of the apparatus where the two detection areas overlap. The direction and orientation of the detection area of the radar are measured and corrected and then the detection area of the camera is corrected. The pattern includes an elongated dark part flanked by a pair of bright parts such that quantity of reflected light obtained by scanning the detection surface has a distribution with waveform having two peaks and a valley in between and corrections on the detection areas are made by analyzing their positions.

A pleated filter element includes a composite depth filter medium formed into a plurality of pleats. The composite depth filter medium includes a plurality of depth filter media layers. Each of the plurality of depth filter media layers includes adsorber particulate matter. Each of the plurality of depth filter media layers may have a thickness less than about 1300 microns. The plurality of depth filter media layers may have at least 50% by weight of adsorber particulate matter.

A flywheel energy storage system (10) includes a vacuum enclosure (18) having a flywheel (12), motor / generator (14), and a shaft (16) enclosed within. The flywheel and motor / generator combination are designed to minimize bearing loads and thus increase system life, reliability and safety.

A quantum-well infrared photodetector (QWIP) is presented. The photodetector includes a substrate, a buffer layer, a first conductive layer, a multiple quantum well, an optional blocking layer, and a second conductive layer. Substrate is composed of a monocrystal which may be removed after fabrication. Remaining layers are composed of group III-V nitrides, including binary, ternary, and quaternary compositions. Alternate embodiments of the present invention include a doped binary alloy along first and second conductive layers, a binary alloy along buffer and blocking layers, and alternating alloys of binary, ternary and quaternary compositions within the multiple quantum well. The present invention responds to infrared light at normal and oblique incidences, from near infrared to very far infrared.

A mass spectrometer having an ion source section capable of creating positive ions and negative ions at high efficiency. The ion source is comprised of an ion source section for creating ions of a sample gas, a mass spectrometric section for conducting mass separation of created ions, linear RF generating multipole electrodes, magnetic fields generation means, a sample gas introduction system, a reaction gas introduction system and an electron source in which the linear RF generating multipole electrodes generate linear RF multipole electric fields. A static magnetic fields is applied in parallel on the center axis where the linear RF multipole electric fields are zero. A sample gas and a reagent gas are introduced into the ion source section. Electrons are injected for creating reaction of the positive ions or negative ions.

A light-emitting device 100 has ITO transparent electrode layers 8, 10 used for applying drive voltage for light-emission to a light-emitting layer section 24, and is designed so as to extract light from the light-emitting layer section 24 through the ITO transparent electrode layers 8, 10. The light-emitting device 100 also has contact layers composed of In-containing GaAs, formed between the light-emitting layer section 24 and the ITO transparent electrode layers 8, 10, so as to contact with the ITO transparent electrode layers respectively. The contact layers 7, 9 are formed by annealing a stack 13 obtained by forming GaAs layers 7′, 9′ on the light-emitting layer section, and by forming the ITO transparent electrode layers 8, 10 so as to contact with the GaAs layers 7′, 9′, to thereby allow In to diffuse from the ITO transparent electrode layers 8, 10 into the GaAs layers 7′, 9′. This provides a method of fabricating a light-emitting device, in which the ITO transparent electrode layers as the light-emission drive electrodes are bonded as being underlain by the contact layers, to thereby reduce contact resistance of these electrodes, and to thereby make the contact layers less susceptible to difference in the lattice constants with those of the light-emitting layer section during the formation thereof.

A method for growth and fabrication of semipolar (Ga,Al,In,B)N thin films, heterostructures, and devices, comprising identifying desired material properties for a particular device application, selecting a semipolar growth orientation based on the desired material properties, selecting a suitable substrate for growth of the selected semipolar growth orientation, growing a planar semipolar (Ga,Al,In,B)N template or nucleation layer on the substrate, and growing the semipolar (Ga,Al,In,B)N thin films, heterostructures or devices on the planar semipolar (Ga,Al,In,B)N template or nucleation layer. The method results in a large area of the semipolar (Ga,Al,In,B)N thin films, heterostructures, and devices being parallel to the substrate surface.

The speaker has a diaphragm main body 30 supported resiliently on a frame 23 via an edge portion 31 around its outer circumference, and the groove ribs 35 integrally formed in the edge portion 31, wherein a regulation member 37 for partially improving a flexural strength of the edge portion 31 is provided on a part of the front or back face of the edge portion 31.

A pulp molding machine, a pulp molding process and a paper-shaped article made thereby are provided. The pulp molding machine comprises a pulp-dredging stage, a first pre-compression forming sub-stage, a second pre-compression stage, a compression thermo-forming stage and an edge-cutting stage. The pulp molding process comprises the steps of a pulp-dredging step, a first pre-compression forming step, a second pre-compression forming step, a compression thermo-forming step and an edge-cutting step. The pulp molding machine the pulp molding process can drain off water or vapor from a wet pulp more efficiently and shorten the cycle time of the pulp molding process due to the extra pre-compression sub-stage. The paper-shaped article made thereby has a greater smoothness and structural strength than conventional paper-shaped product.

An ink jet ink contains at least a coloring material and a specific water-soluble organic solvent and has both excellent color developability and excellent humidity resistance. The coloring material exhibits a small (9 or less) color difference ΔE value which is determined by a method including a series of specific steps and is represented as the square root of (L1-L2)2+(a1-a2)2+(b1-b2)2. The specific water-soluble organic solvent has an evaporation rate X smaller than that of water and a moisture absorptivity Y, the values of X and Y satisfying the relation of Y≦2.8X+10. The content of the specific water-soluble organic solvent is 50 mass % or more of the total amount of water-soluble organic solvents contained in the ink.

A pulp molding machine and a paper-shaped article made thereby are provided. The pulp molding machine comprises a machine frame body, a pulp-dredging stage, a compression thermo-forming stage and an edge-cutting stage disposed on the machine frame body. The pulp-dredging stage comprises a paper slurry tank, a first upper mold and a first lower mold, a wet pulp is dredged up by the first lower mold from the paper slurry tank, and is pre-compressed by and between the first upper mold and the first lower mold to form a first semi-finished product. The compression thermo-forming stage comprises a second upper mold and a second lower mold, the first semi-finished product is thermo-compressed by and between the second upper mold and the second lower mold to form a second semi-finished product. The edge-cutting stage is utilized for cutting superfluous edges of the second semi-finished product to form a paper-shaped article.

Dynamic motion decoupling is effected with the use of mass, added mass, buoyancy, submerged weight and drag in areas of relatively low tension. High curvatures of lines on some configurations, together with their low slope may be utilized. The original line configuration may or may not be modified. Known motion suppressing device designs can be used. Because of the low slope on some configurations, said motion suppressing devices can be installed on arbitrarily long line segments to achieve objections required. Novel, drag and added mass enhancing devices effective in all directions can be used to increase the suppression effectiveness and / or in order to reduce the number of devices used. This invention is suitable for use on new designs and it is also suitable for retrofitting on existing, already installed lines.

Resonant sensors, preferably having floating bilayer symmetry, and their methods of use is determining the presence, amount or binding kinetics of an analyte of interest in a test sample are disclosed. The test sample may be a liquid or gas.

The present invention addresses the need to improve the yield of adenovirus when grown in cell culture systems. In particular, it has been demonstrated that for adenovirus, the use of infection temperatures lower than 37° C. in a cell culture system results in improved yields of adenovirus. In addition, it has been demonstrated that when host cells are grow in a bioreactor, initiating adenovirus infection by diluting the host cells with fresh media and adenovirus results in improved yield of adenovirus. Methods of adenoviral production and purification using infection temperatures less than 37° C. are disclosed. Methods of adenoviral production and purification wherein the host cells are grown in a bioreactor and adenovirus infection is initiated by diluting the host cells with fresh media and adenovirus are also disclosed.

To achieve high performance of a semiconductor integrated circuit depending on not only a microfabrication technique but also another way. In addition, to achieve low power consumption of a semiconductor integrated circuit. A semiconductor device is provided in which crystal faces and / or crystal axes of single-crystalline semiconductor layers of a first conductive MISFET and a second conductive MISFET are different. The crystal faces and / or crystal axes are arranged so that mobility of carriers flowing in channel length directions in the respective MISFETs is increased. Such a structure can increase mobility of carriers flowing through channels of the MISFETs and high speed operation of a semiconductor integrated circuit can be achieved. Further, low voltage driving becomes possible, and low power consumption can be realized.

The invention belongs to the technical field of nanometer materials and particularly relates to a heteroatom doped leaf-shaped carbon nanometer aerogel material and a preparation method and an application of the heteroatom doped leaf-shaped carbon nanometer aerogel material. The carbon nanometer leaf is a biomimetic concept, a carbon nanometer tube is used for simulating the leaf vein of the leaf, a graphene nanoribbon is used for simulating the leaf, and the carbon nanometer leaf is a seamless bridged hybrid structure of the carbon nanometer tube and the grapheme nanoribbon. The aerogel is assembled by adopting the carbon nanometer leaves as basic structural units, and then a heteroatom doped three-dimensional net structure is realized. The preparation method of the aerogel comprises the following steps: preparing a carbon nanometer leaf solution, adding moderate amount of soluble dopants to the solution, and then carrying out hydrothermal to obtain uniform hydrogel, and then drying and charring to obtain the heteroatom doped carbon nanometer leaf aerogel. The aerogel can be used as a cathode catalyst of the fuel cell, and has a catalytic performance better than that of the commercial Pt / C and the potential application prospect.

A leak detector detects the presence or absence of a trace amount of leak from a test piece by using helium gas. The leak detector has a guide pipe and a mass spectrometer. The guide pipe is disposed by insertion into an evacuation pipe which is communicated from a vacuum chamber, in which the test piece is disposed, to a vacuum pump. The guide pipe includes an opening portion which opens in a line of flow inside the evacuation pipe. The mass spectrometer for detecting helium is connected to the guide pipe through a gate valve.

The present invention relates to a modified polymeric material. The modified polymeric material includes a polymer having a modified surface, where the modified surface includes nano, micron, and / or submicron scale features. The present invention also relates to an implant comprising the modified polymeric material. The present invention further relates to processes for making the modified polymeric material and the implant.

The invention belongs to the technical field of production equipment for steel workpieces, and provides an intelligent production line for H-shaped steel workpieces. The intelligent production line comprises a manufacturing execution system, an automatic conveying system, a transfer robot, an intelligent discharging center, a part machining center, an automatic milling and grinding center, a horizontal assembly welding center, a drill saw locking center and a robot assembly welding center. The manufacturing execution system is used for production scheduling, storing a machining technological requirement database and sending machining information to the machining centers. Information of the machining centers interacts in real time, and thus the machining quality condition of the prior procedure is transmitted to the next procedure in real time. According to the intelligent production line for H-shaped steel workpieces, a flow line production mode is adopted, so that the production efficiency is improved. An unmanned logistics and storage way is adopted for parts, automatic storage of non-standard parts is achieved, and the part logistics speed is increased. An H-shaped steel horizontal machining technique is adopted, two flanges are completed at the same time in the assembling process, two weld joints are welded at the same time in the welding process, and thus the machining efficiency is improved.

The invention belongs to the technical field of nanometer materials, and specifically relates to a three-dimensional graphene nanoribbon / carbon nanoribbon bridged aerogel material, a preparation method and application thereof. According to the invention, aerogel is prepared by assembling basic structural units formed by bridging the graphene nanoribbon stripped from the carbon nanoribbon with unstripped carbon nanoribbon and doping the basic structural units with heteroatom as needed. The preparation of the aerogel comprises the following steps: preparing a carboxylic carbon nanotube solution, wherein a proper amount of a soluble dopant is added or not added into the solution; then carrying out hydrothermal treatment so as to obtain uniform hydrogel, placing the hydrogel in an ionic impregnation agent for complete replacement, then carrying out secondary hydrothermal treatment so as to finish a stripping process; and finally, carrying out drying and carbonizing so as to obtain the graphene nanoribbon / carbon nanoribbon bridged structural aerogel. The aerogel can be used as an anode material of lithium ion battery, shows high specific capacity and excellent stability and rate performance, and has important research significance and good application prospects.

The invention relates to a new preparation technology of compound salvia tablets, comprising the steps that: (1) the salvia is taken and is put in a flash extractor together with ethanol, extracted for 5 to 20 minutes, and then centrifugated, filtered, the filtered liquid is decompressed to recycle the ethanol for spare; (2) the residue as well as water are put into the flash extractor and extracted for 5 to 20 minutes, centrifugated, and the extracted liquid is concentrated to clear plaster with a relative density of 1.02 to 1.12 (60 DEG C), the salvia fine powder is obtained by spraying and drying; (3) the super micro-powder of notoginseng is obtained by the super-micro pulverization of the notoginseng; (4) grains are made by the filtered liquid after the ethanol is recycled in the step (1), the salvia fine powder in the step (2) and the super micro-powder of the notoginseng in the step (3) as well as supplementary materials and dried, the borneol is ground finely and evenly mixed with the grains, pressed into pill and packed. The salvia extraction procedure provided by the invention adopts a historrhexis technology without heating, the active ingredient content in the obtained salvia tablets is remarkably increased; the notoginseng is finely crushed into super-micro powder in order to favor the absorption of the active ingredient. The treatment effect is great and the energy consumption is low.