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Methods of forming p-type doped germanium-tin layers, systems for forming the p-type doped germanium-tin layers, and structures including the p-type doped germanium-tin layers are disclosed. The p-type doped germanium-tin layers include an n-type dopant, which allows relatively high levels of tin and / or p-type dopant to be included into the p-type doped germanium-tin layers.

A system and method for modeling of complete tooth, including root and crown, of a patient to facilitate orthodontic treatment are provided, wherein a generic tooth modeling is combined with a tooth crown modeling for a patient to yield a complete tooth modeling. In accordance with an exemplary embodiment, a generic tooth three-dimensional model for a particular tooth is morphed with a three-dimensional model of a patient's crown for the corresponding tooth to yield a complete three-dimensional model for that tooth. Such modeling techniques can be conducted with one or more computer-based systems, such as systems configured for storing patient data and generic tooth data, morphing such data and / or facilitating additional orthodontic treatment applications, through the use of one or more algorithms. Further adjustment of the complete tooth model for the tooth can also be provided through additional patient information, such as X-ray imaging, to address variations in root shape between a generic root and an actual root shape for a patient.

Device and method for generating brief strong current pulses in a coil for generating magnetic field pulses which according to the electromagnetic induction principle induce stimulation currents in the body tissue triggering an action potential of the nerve and / or muscle cells, where the coil is positionable close to the body tissue to be stimulated so that its magnetic field passes through the body tissue, and where the device comprises a power generating unit that can generate a freely selectable temporal course of the current through the coil during the current pulse. A method for determining an optimized temporal course of a brief strong current pulse through the coil, where the temporal course of the current pulse is calculated using a method which numerically simulates the electrical behavior of nerve and / or muscle cells and the coil and optimizes the course of the current pulse regarding at least one parameter, or which by means of stimulating the nerve and / or muscle cells with predetermined current pulses optimizes the temporal course of the current pulse regarding at least one parameter and therefrom determines essential parameters of nerve and / or muscle cells.

An ink composition containing at least a polymerizable composition, a pigment, and a polymer represented by General Formula (1):where R1 represents an (m+n)-valent organic linking group, R2 represents a single bond or divalent organic linking group; A1 represents a monovalent organic group having a pigment adsorption structure that contains at least one selected from organic pigment structure, heterocyclic structure, acidic group, group having a basic nitrogen atom, urea group, urethane group, group having a coordinating oxygen atom, hydrocarbon group having 4 or more carbon atoms, alkoxysilyl group, epoxy group, isocyanate group, and hydroxyl group; the n groups A1 and bonds or groups R2 may independently be the same or different; “m” is 1 to 8, “n” is 2 to 9, and m+n is 3 to 10; P1 represents a polymer skeleton; and the m skeletons P1 may be the same or different.

The invention discloses an anti-microbial healing-promoting hydrogel dressing and a preparation method therefor. The main ingredients of the dressing are water-soluble high-molecular polymers, functional polymers with pseudoplastic, anti-microbial agents and water. The above ingredients are dissolved into a whole after a series of technologies. The solution is poured into a mold, and the hydrogel dressing is obtained after curing and irradiation disinfection. The results of wound healing experiments and in vitro anti-microbial experiments show that the hydrogel dressing can promote wound healing effectively, and has good bacteriostatic activity to multiple bacteria (the sterilizing rate is above 70%). The anti-microbial healing-promoting hydrogel dressing is better than existing hydrogel dressings obviously, and has advantages of substantial anti-microbial curative effects, transparency, high water content, simple preparation method, pure product, nontoxicity, innocuousness, no stimulation, good biocompatibility and the like. The hydrogel dressing is suitable for large-area promotion and application.

An expert system and a method of providing automated advice are described. The system is regularly updated by advice (or diagnosis, recommendation etc.) given by practitioners in the relevant field. The combination of the underlying facts and the consequent (human) advice is used to update a ruleset that is then used to provide automated advice.An example of financial advice is given. A database contains the details for the customers of a financial institution together with advice and recommendations given previously by the institution's human advisors. This database is used to derive a ruleset which is then applied to a subsequent customer's details in an automated manner, possibly at the user's own PC via the World Wide Web. Frequent updating using data from the human advisors' work means that the database (and hence the ruleset) are kept up to date. Consistent advice can thus be provided with minimum human interaction.

The methods of the present invention provide a simple means for separating active and inactive Alpha Proteinase Inhibitor (API). The methods further provide means for purifying API at high yield (>70%), and at levels of purity (>90%) and activity (>90%) not heretofore available. Moreover, the methods of the present invention are simple (i.e., two chromatographic steps) and efficient; and are thus especially suitable to large scale purification processes. These methods will contribute substantially to alleviating the unmet demand for API for therapeutic purposes.

The invention belongs to the field of diamond wheels and particularly relates to a metal ceramic combination binding agent and a combination binding agent diamond wheel. The metal ceramic combination binding agent is composed of, by weight, 60%-80% of 663 bronze powder and 20%-40% of ceramic powder. The ceramic powder is homemade and composed of, by weight, 45%-60% of silicon dioxide, 20%-30% of boric oxide, 10%-15% of potassium oxide, 5%-10% of magnesium oxide and 2%-5% of calcium oxide. The combination binding agent diamond wheel is composed of, by volume, 25%-40%of diamond abrasive, 55%-75% of combination binding agent and 2%-3% of pore forming agent. When the diamond wheel made of the metal ceramic combination binding agent is applied to a five-axis cnc machine tool, the good sharpness and the good self-sharpening performance of a ceramic binding agent are kept and the advantages of high rigidity and the good shape-maintaining performance of a metal binding agene are obtained. The comprehensive processing efficiency is improved by 100% to 150%.

The system and method for estimating impulse response of a wideband communication channel represented as linear combination of L time-shifted pulsed P1(t) with propagation coefficients a1, comprising functionalities or steps for obtaining an ultrawideband signal (y(t) of FIG. 1) received over the channel, filtered (h(1) of FIG. 1) with low pass / bandpass filter and sampled uniformly at a sub-Nyquist rate; a functionality for determining discrete-Fourier-transform coefficients Yj and Sj (FFT of FIG. 1) from the sampled received signal and a transmitted ultra-wide-band pulse, respectively; a functionality for determining dominant singular vectors of a matrix having Yj+l4 / Sj+i4, as its i, j-elements; a functionality for estimating a plurality of powers of signal poles from the dominant singular vectors and determining the times shifts from the estimated powers; and a functionality for determining the propagation coefficients from a system of linear equalizations.

The invention relates to a titanium oxide supported ferric vanadate catalyst. The catalyst is composed of a TiO2 carrier, and a FeVO4 active constituent supported on the TiO2 carrier. In term of the mass of the catalyst as 100wt%, FeVO4 is 1.5-15 wt%, preferably 2.5-13.5 wt%, further preferably 8-10 wt%, and most preferably 9 wt%. According to the invention, the TiO2 supported FeVO4 catalyst is used for purifying fixed-source and movable-source nitric oxides in NH3-SCR (selective catalytic reduction) reaction for the first time; and moreover, the preparation method for the catalyst is simple and practicable, and easily realizes industrialized production. The FeVO4 / TiO2 catalyst disclosed by the invention is extremely excellent in anti-H2O-poisoning and anti-SO2-poisoning performances in the NH3-SCR reaction, and very suitable for practical application.

The present disclosure relates to degradable superabsorbent materials based on acetals of glyoxylic acid and derivatives thereof with polyvinyl alcohol, and methods of making the polymers. The polymers are used to make superabsorbent particles, coatings, sheets, and fibers. Formulations and articles including the superabsorbent polymers, particles, coatings, sheets, and fibers are also disclosed.

A wound dressing comprising a dressing support layer configured to retain and deliver the wound dressing to a wound, the dressing support layer having a radial configuration that forms a plurality of alternating covered and uncovered portions of the backing layer along the perimeter of the wound dressing.

A signal transmitting and receiving system to track the position and orientation of limb segments in order to provide feedback information for the control of the limb movement. The user will generally be seated in a wheelchair that provides a structure upon which orthogonal and / or non-orthogonally oriented coils can be mounted and energized selectively so as to create variously oriented magnetic fields. Multiple wireless sensors injected into the limb detect the local field strength and send information telemetrically to a central controller. The controller extracts information about the position and orientation of each limb segment by combining signals from various sensors according to calibration information and optimal filtering methods for extracting information from multiple nonlinear sensors in mechanically constrained systems.

The invention provides a novel thermal insulation coating material with no phase transfer problem, a melting point higher than the working temperature range, a thermal conductivity lower than that of zirconia, and a thermal expansion rate higher than that of zirconia. The thermal barrier coating material has an orthorhombic or monoclinic crystal structure derived from perovskite (for example, a platy perovskite structure represented by the composition formula A2B2O7), or a c-axis / a-axis ratio of 3 or more The composition of the tetragonal layered structure (such as K2NiF4 structure and Sr3Ti2O7 structure, Sr4Ti3O10 structure), and the composition represented by the composition formula LaTaO4, and the composition with the composition formula M2SiO4 or (MM') 2SiO4 (wherein M, M 'is a divalent metal element) composition of the olivine structure represented as the main body.

Systems, methods, and devices for detecting a commercial in a video data stream by evaluating descriptor information provided from a plurality of visual descriptors indicative of commercial or non-commercial features. The descriptor information provided from the plurality of descriptors may be evaluated in an entropy based decision process.

A card connector of the present invention includes: a housing; a card insertion opening formed by opening at least one end of the housing; and a plurality of contacts arranged in the housing; wherein switching mechanism constructed of at least actuator members and a shutter member is provided in the housing. This construction allows a plurality of kinds of cards of different sizes in thickness and width to be used on one and the same card connector without requiring the cards to have any additional member, by performing a switching operation on such members as shutter, actuators and latch arms. This construction can make a distinction between appropriate and inappropriate cards for use on the card connector by permitting the insertion of appropriate cards and blocking the insertion of inappropriate cards.

The invention discloses a method for preparing a Cu-SSZ-13 catalyst through an in-situ synthesis method. A Cu-SSZ-13 molecular sieve sample is prepared by taking acid as an exchange reagent and treating through an in-situ synthesis method. Compared with the currently used ammonium nitrate ion exchange method, the after treatment method for the Cu-SSZ-13 molecular sieve prepared through an in-situ synthesis method is more environment-friendly and effective; the activity of the prepared catalyst is higher; and the hydrothermal stability is better. According to the method, the silica-alumina ratio of the molecular sieve structure is increased while the catalyst having high catalytic activity is obtained; and the obtained Cu-SSZ-13 catalyst has excellent hydrothermal stability, wide temperature window and excellent N2 selectivity, and is very applicable to purification of tail gas from diesel cars.

The invention discloses a preparation method for a carbon nano tube composite film. The method comprises the following steps: first, allowing a phenolic hydroxyl group, a quinonyl group and other functional groups to be introduced on the surface of a carbon nano tube through oxidation autopolymerization reaction of catecholamine under an alkalescence condition, so as to realize the modification for the surface of the carbon nano tube; then, using water-soluble polymers with amino groups or mercapto groups as raw materials to realize layer-by-layer self-assembly under the action of chemical bonds formed by Schiff base or Michael Addition reaction, thereby obtaining the carbon nano tube composite film. The method has the advantages of mild reaction condition, environmental protection, simplicity and feasibility, and is suitable for industrialized production. The carbon nano tube composite film prepared by the method has the advantages of excellent thermal and chemical stability, ductility, mechanical strength and transparency.

An optical waveguide fiber having a high threshold for stimulated Brillouin scattering is disclosed which is suitable as a nonlinear fiber. The optical fiber has a core with one or more core segments. The optical effective area at a wavelength of 1550 nm is less that 30 μm2.

In a MRI system housed within a room there is provided a movable magnet and additional components for other procedures on the patient, a control system is provided for the relative movement of the magnet and components. This includes a plurality of magnetic field sensors mounted on the components for measuring the magnetic field at the location of the component and an optional camera positioning system so that the control system can estimate relative positions of the components relative to the magnet from the sensed field strengths from the set of sensors to avoid collisions during the movements.

A glass transparent heat-insulating coating and its preparation method, the coating contains cesium tungsten bronze powder with a general formula of Cs0.1-3.5WO3, the crystal phase composition of the powder is Cs0.2WO3 or Cs0.32WO3, the powder The particle size is 100-1300nm, and the specific surface area is 7-50m2 / g. The glass transparent heat-insulating coating of the present invention has the functions of visible light transmission and near-infrared shielding, and has the function of light self-regulation, that is, with the extension of light intensity and light time, the effects of visible light transmission and near-infrared shielding will be further enhanced , so it is especially suitable for preparing transparent thermal insulation film on the surface of glass. It is an intelligent transparent thermal insulation coating for glass and has broad application prospects in the fields of thermal insulation of architectural window glass and automotive glass. The coating has simple components and is suitable for large-scale industrial production and practical application.

The method for preparing silicon dioxide aerogel utilizing waste material rice husk ash obtained by combusting rice husk includes the following steps: soaking the rice husk ash in organic alkaline aqueous solution, using inorganic acid to neutralize alkaline solution to produce silicon dioxide hydrosol, ageing said hydrosol, substituting water content in the hydrosol with organic solvent, then substituting organic solvent with liquid CO2, then supercritical CO2 drying so as to obtain white silicon dioxide aerogel whose specific surface area is 297.3 sq.m / g, apparent density is 0.532 g / cu.cm and internal microporous average pore size is 22.3 nano.

The invention discloses a preparation method of a metal sulfide and carbon composite material and application of the metal sulfide and carbon composite material in a sodium ion battery. Sulfide mainly comprises FeS, CuS, NiS, CdS, SnS2, SnS, Sb2S3, Bi2S3 and the like. The composite material is prepared from metal sulfide and C through a compounding method. Sulfide accounts for 40 to 80 percent of the weight of the material. According to the preparation method of the metal sulfide and carbon composite material, different methods are adopted to introduce a sulfur source and an electrospinning method is adopted to prepare the metal sulfide and carbon composite material; and the introduction of the sulfur source is realized respectively through in-situ introduction and post-treatment method. The metal sulfide and carbon composite material prepared through the preparation method is used as a sodium ion battery anode material, has the advantages of high specific capacity and high circulating stability and is low in manufacturing cost and suitable for large-scale development and application of the sodium ion battery.

The invention discloses a preparation method of graphene oxide and a graphene oxide composite material and a use of the graphene oxide and the graphene oxide composite material in a sodium-ion battery. The graphene oxide and the graphene oxide composite material can be used as sodium-ion battery cathode materials. The graphene oxide composite material is prepared from the graphene oxide and metals or metal oxides by a compounding method, wherein the metals comprise Ag, Au, Cu, Fe, Sn, Si, Ni and Sb, the metal oxides comprise nickel oxide, copper oxide, tin oxide, antimony oxide, cobalt oxide, iron oxide and manganese oxide and a mass percentage of the graphene oxide is in a range of 10-80%. The graphene oxide and the graphene oxide composite material prepared by a plurality of effective processes can be used as sodium-ion battery cathode materials, have the advantages of high specific capacity and good cycling stability, have a low manufacturing cost and are suitable for sodium-ion battery large-scale exploitation and application.

The invention discloses a tube and wire feeding device for an intravascular intervention surgical robot, and belongs to the field of medical devices. The tube and wire feeding device belongs to an end effector of the intravascular intervention surgical robot, and mainly comprises an execution part and a driving part; the driving part and the execution part can be quickly connected and separated through a lock catch, so that the used execution part after an operation is completed is separated, cleaned and sterilized, and is replaced by the sterilized execution part for the next operation. The device also can be divided into three modules, namely a clamping finger, a moving finger and a rotating finger; each module comprises an execution part and a driving part; the clamping finger is arranged at the front end of the execution part and has the gripping and fixing function; the moving finger clamps a catheter (guide wire) to move forwards (backwards) in the process of the operation, so that the catheter (guide wire) moves forwards (backwards) in a blood vessel; and the rotating finger can clamp the catheter (guide wire) to rotate positively or reversely, so that the front end of the catheter (guide wire) changes the direction so as to enter a bifurcated blood vessel.

The invention discloses an active noise control method for eliminating and reducing noise. An active noise control device is subjected to the operation in the following steps of: (1) identifying a transfer function between a secondary source and an error sensor by using a common LMS (Least Mean Square) algorithm to obtain a transfer function estimating value of a signal transmitting channel; (2) obtaining an output signal y1(n) of an FXLMS (Filtered-x Least Mean Square) algorithm self-adapting filter W(n) according to a primary noise source signal x(n); (3) obtaining an output signal y2(n) of a DFT-FSF (Discrete Forurier Transform-Fast Forurier Transform) algorithm self-adapting filter according to a filtering reference signal of the signal transmitting channel; (4) adding y1(n) and y2(n) to obtain y(n) and respectively obtaining an expected signal d(n) and an error signal e(n) at the error sensor position and an estimating value of d(n); and (5) updating the DFT-FSF algorithm self-adapting filter V(n) and adjusting the FXLMS self-adapting filter W(n); and repeating the steps (2) to (5) and gradually reducing e(n) to achieve the aim of noise reduction at the error sensor position. The invention has the advantage of combining and utilizing the favorable benefits that an FXLMS algorithm is suitable for narrowband noise reduction and a DFT-FSF algorithm is suitable for broadband noise reduction and greatly reduces computation burden.

The invention discloses an optimized virtual sound synthesis method based on headphone replay. The method includes the steps that according to the physical and geometric characteristics of a sound environment needing to be virtually created, the room impulse response (RIR) arriving at the position of a listener is determined; according to the arrival spatial orientation of direct sounds and reflected sounds in the RIR relative to the center of the head of the listener, the corresponding head-related impulse response (HRIR) and the direct sounds and the reflected sounds in the RIR are selected to be respectively subjected to convolution so that binaural room impulse response (BRIR) can be obtained; single-path signals of a virtual sound source and the BRIR are subjected to convolution so that binaural sound signals can be obtained; the binaural sound signals and the inverse function of a headphone transfer function HpTF are subjected to convolution so that headphone compensated binaural sound signals can be obtained and fed back to headphones for replay. With the method, a signal processing algorithm can be optimized, the calculation amount is reduced, the synthesized binaural sound signals are subjected to headphone compensation, the in-head positioning and sound image distorsion problems can be well solved, and the method is wide in application range.

The invention discloses complex microbial inoculant which comprises the following active ingredients: bacillus subtilis, bacillus megatherium, trichoderma koningii, aspergillus oryzae, trichoderma viride, geotrichum candidum, aspergillus niger, rhizopus oligosporus, lactobacillus plantarum CICC20768 and azotobacter chroococcum. Correspondingly, the invention further discloses a method for preparing an organic fertilizer from the complex microbial inoculant. The method comprises the following steps: a. uniformly mixing the complex microbial inoculant with a plant fiber raw material to obtain a fermented raw material; b, composting and fermenting the fermentation raw material; c, drying the composted fermentation raw material to obtain the organic fertilizer. microbes of the complex microbial inoculant have no antagonism, and can effectively cooperate in the production process of the organic fertilizer, and the chemical components of the production raw materials can be sufficiently utilized to finally produce the high-quality organic fertilizer. The produced organic fertilizer reaches the parameter indexes of the standard (NY884-2012) of China, can improve the planting property of soil, is beneficial to optimization of soil microbial flora, and can provide comprehensive nutrients to a plant root system.

The present invention relates to the use of a naturally occurring group of biological compounds to produce a combustible fuel that may be used in either internal combustion engines or as a burnable heat source. These compounds are a set of biomolecules produced by some bacteria in nutrient limiting environmental conditions when storage of carbon is necessary. More specifically this invention envisions the use of polyhydroxy alkanoates (PHA), especially those ranging in size from C4 to C8, to produce the combustible fuel.

The present invention relates to a plastic container with a substantially circular base, a lower body portion, a mid body portion, and an upper body portion, each having a respective width. The lower body portion is connected to the base and the mid body portion, the mid body portion lies between the lower and upper body portion, and the upper body portion is between the mid body portion and container neck. The mid body portion contains a substantially flat portion, with the flat portion merging into the upper and lower body portions. The container also has a waist located at approximately the center of the mid body portion, the waist having a width.