599 results about "Carrier material" patented technology

The invention relates to an optically controllable switching device having a first and second line section, between which an optically controllable switch (T2) is inserted, and having a sensor element (SE). The optically controllable switch (T2) disconnects or connects depending on an optical switching signal (SB), whether the switch is "on" or "off". The sensor element (SE) comprises a carrier material (TM) with crystals comprising one or more paramagnetic centers (NV). When irradiated with pump radiation (LB), the sensor element (SE) emits fluorescent radiation (FL) which depends on the magnetic flux density B at the location of the sensor element (SE). A line current (I LTG) in the first line section of the line (LTG) generates a magnetic field with a flux density B which, with sufficient current strength, influences the fluorescent radiation (FL) from one or more paramagnetic centers (NV). The optically controllable switching device has first means (LWL1, PL1, LIV) for irradiating the one or more paramagnetic centers (NV) with pump radiation (LB) and second means (LWL2, F1, PD, LIV) for detecting and separating the fluorescent radiation (FL) and for detecting a measured value signal which depends on the intensity of the fluorescent radiation (FL) and / or on the phase shift of the modulation signal of the temporal profile of the intensity of the fluorescent radiation (FL). The optically controllable switching device has third means (LIV) for generating an optical switching signal (SB) and for controlling the state of the optically controllable switch (T2) using this optical switching signal (SB).The optical switching signal (SB) depends on the intensity of the fluorescence radiation (FL) and / or on the phase shift of the modulation signal of the temporal course of the intensity of the fluorescence radiation (FL).

The invention relates to a purely optical fuse with a first and second line section, between which an optically controllable switch (T2) is inserted, and with a sensor element (SE). The sensor element (SE) comprises a carrier material (TM) with crystals comprising one or more paramagnetic centers (NV). When irradiated with pump radiation (LB), the sensor element (SE) emits fluorescent radiation (FL) that depends on the magnetic flux density B at the location of the sensor element (SE). A line current (I LTG) in the first line section of the line (LTG) generates a magnetic field with a flux density B which, with sufficient current strength, influences the fluorescence radiation (FL) from one or more paramagnetic centers (NV). The optically controllable switching device has first means (LWL1, PL1, LIV) for irradiating the one or more paramagnetic centers (NV) with pump radiation (LB) and second means (LWL2, F1, PD, LIV) for detecting and separating the fluorescence radiation (FL) and for detecting measured values which depend on the intensity of the fluorescence radiation (FL) and / or on the phase shift of the modulation signal of the temporal progression of the intensity of the fluorescence radiation (FL). The purely optical fuse compares these measured values with intensity and / or phase shift threshold values.The optically controllable switching device has third means (LIV) for generating an optical switching signal (SB) depending on the comparison result and for controlling the state of the optically controllable switch (T2) with this optical switching signal (SB).

The invention discloses a preparation method and application of silymarin spray curing nano-carrier powder, and relates to the technical field of medicines and the field of foods. The method comprises the following steps: firstly, constructing a silymarin-carrier compound through a molecular self-assembly technology, and then, carrying out curing treatment on a nano-carrier by adopting a spray drying technology, so as to obtain nano-powder with good flowability. According to the preparation method disclosed by the invention, the silymarin spray curing nano-carrier powder with a core-shell structure is successfully prepared by optimizing a carrier material ratio and spray drying conditions. Experimental results show that the spray-cured nano-carrier powder prepared by the method significantly improves the solubility and stability of silymarin, and enhances the bioavailability and efficacy, so that silymarin can be more efficiently absorbed and released in a targeted manner in vivo, thereby significantly improving the therapeutic effect.

Mobile or stationary air filter (L) or room fan (RL) according to Figure 1, comprising an outer wall (5), a (2) for generating an airflow (3) which is guided through an air filter material (1.1), an air inlet (2.1) and an air outlet (2.2), wherein the air filter material (1.1) contains poly(styrenesulfonic acid) (sulfonic acid biocide) (1.3) cross-linked with divinylbenzene and / or an acidic salt (1.3.1) (sulfonic acid biocide salt) of the sulfonic acid biocide (1.3) with biocidal cations, wherein the sulfonic acid biocide (1.3) and / or sulfonic acid biocide salt (1.3.1)(i) are positively and / or materially bonded to and / or in inert carriers and, in the fixed state, are in direct contact with carrier materials (1.1.7) on and / or in which biocidal Metal microparticles of a mean particle size d50 of 0.1 µm to <1,000 µm are fixed, and / or (ii) with carrier materials (1.1.7) on and / or in which biocidal metal microparticles of a mean particle size d50 of 0.1 µm to <1.000 µm are fixed, are mixed; its use and methods for the production and environmentally friendly disposal of air filter materials (1.1).

A heat-transfer component defines a thermal-interface surface and has a composite thermal-interface material bonded to the thermal-interface surface. The composite thermal-interface material comprises a particulate filler material dispersed within a metallic carrier material having a solid-to-liquid phase-change temperature between about 60° C. and about 90° C. With a thermal-interface material bonded to the thermal-interface surface, the thermal-contact resistance between the thermal-interface material and the heat-transfer component can be reduced or substantially eliminated compared to conventional thermal-interface materials, including conventional metallic thermal-interface materials. The particulate filler material can have a higher bulk thermal conductivity than that of the metallic carrier material and can be wetted by the metallic carrier material, providing a bulk thermal conductivity of the composite thermal-interface material that is higher than that of the carrier material without the particulate filler material. Also disclosed are electrical devices having a heat generating component cooled by such a heat-transfer component.

The invention belongs to the technical field of electrochemistry, and provides a monatomic iridium-based alloy cluster catalyst and a preparation method and electrocatalysis application thereof, and the preparation method comprises the following steps: low-pressure gas-phase capillary filling: mixing an iridium organic metal precursor, a dopant metal organic precursor, a microporous carrier material and a solvent, and drying to obtain mixed powder, the mixed powder is placed in an ampoule bottle with a certain vacuum degree and sealed, then the ampoule bottle is placed in a rotary drying oven for high-temperature heat treatment, and powder a is obtained; temperature-controlled acid etching: mixing the powder a and an acid solution for reaction in the environment of protective gas to obtain black powder; the black powder is placed in H2 / Ar mixed gas for programmed heat treatment, and the monatomic iridium-based alloy cluster catalyst is obtained. The monatomic iridium-based alloy cluster catalyst prepared by the method provided by the invention shows mass activity and catalytic durability which are obviously superior to those of commercial platinum carbon in alkaline hydroxide catalysis, and has a practical application prospect.

The invention relates to a measuring head comprising an insulating body (IK), a first and second end fitting (EB1, EB2) with fastening means (BFE) for a line (LTG), and a sensor element (SE). The sensor element (SE) comprises a carrier material (TM), one or more crystals comprising paramagnetic centers (NV1), and a first and second optical waveguide (LWL1, LWL2), which may be identical to one another. The sensor element (SE) is mechanically connected to the first end fitting (EB1), which has fastening means (BFE) for fastening the line (LTG). The second end fitting (EB2) has means for fastening the first and / or second optical waveguide (LWL1, LWL2) to the first and / or second end fitting (EB2), respectively. The first and / or second optical waveguide (LWL1, LWL2) are guided within the insulating body (IK) in an electrically insulated manner from the first (EB1) to the second end fitting (EB2). The first end fitting (EB1).The first optical fiber (LWL1) and / or the second optical fiber (LWL2) are attached to the first end fitting (EB1). The second optical fiber (LWL2) detects fluorescent radiation (FL) from the sensor element (SE), while the first optical fiber (LWL1) transports pump radiation (LB) through the insulating body (IK) to the sensor element (SE) and irradiates the sensor element (SE) with pump radiation (LB). When irradiated with pump radiation (LB), the paramagnetic centers (NV1) of the sensor element (SE) emit fluorescent radiation (FL), which depends on the magnetic flux density B at the location of the sensor element (SE).

The invention belongs to the technical field of catalyst carrier materials, and particularly relates to a preparation method of mesoporous ultra-stable aluminum oxide. Pseudo-boehmite is prepared by adopting a double-aluminum method, alumina powder is obtained after roasting, a layer of fibrous pseudo-boehmite is prepared in the pore structure of the alumina powder, and the pore structure and the specific surface area of mesoporous super-stable alumina are controlled by controlling the crystallization pH value and the crystallization temperature in the reaction process. Sodium silicate and hexamethyldisilazane are added in the preparation process, so that the high-temperature stability of the mesoporous super-stable aluminum oxide is effectively improved, and the mesoporous super-stable aluminum oxide still has good specific surface area and pore volume under a hydrothermal condition. The mesoporous stable alumina is prepared by taking sodium metaaluminate and aluminum sulfate as main raw materials, and an organic solvent is not added as a template agent in the preparation process, so that volatilization of the organic solvent is effectively avoided, and the mesoporous stable alumina is green and environment-friendly.

The invention relates to a renewable industrial flue gas carbon dioxide adsorbent and a preparation method thereof. The method comprises the following steps: S1, mixing alkali metal, an aluminum oxide precursor, silicon oxide and a first solvent, or mixing an alkali metal solution, the aluminum oxide precursor, the silicon oxide and an optional second solvent, and then molding the mixed material to obtain microsphere particles; s2, mixing the microsphere particles and organic amine, and carrying out first loading treatment and drying treatment to obtain an organic amine loaded material; s3, roasting the organic amine-loaded material, mixing the obtained roasted material with a carrier material, and carrying out second loading treatment, so as to obtain the carbon dioxide adsorbent, the carrier material is selected from at least one of polystyrene-polyacrylic acid-polyethylene oxide, polymethyl methacrylate-b-polystyrene, zirconium oxide and a porous ceramic material. The carbon dioxide adsorbent is relatively high in adsorption capacity and relatively good in selectivity, reproducibility and stability; and large-scale industrial production and application are facilitated.

Purely optically controllable switching device for purely optical control of the current flow in a line (LTG), wherein the purely optically controllable switching device comprises a line (LTG) and where one line (LTG) comprises a first line section and wherein one line (LTG) includes a second line section that is different from the first line section and does not overlap, and wherein the purely optically controllable switching device comprises an optically controllable switch (T2) and wherein the purely optically controllable switching device comprises one or more purely optical sensor elements (SE) and wherein the optically controllable switch (T2) is positioned in the line (LTG) between the first line section and the second line section and wherein the optically controllable switch (T2) in an “on” state electrically connects the first line section of the line (LTG) with the second line section of the line (LTG) and wherein the optically controllable switch (T2) in an “off” state electrically separates the first line section of the line (LTG) from the second line section of the line (LTG) and wherein an optical switching signal (SB) determines which of these two states, "On" state or "Off" state, the optically controllable switch (T2) assumes, and wherein the respective purely optical sensor element (SE) of the one or more purely optical sensor elements (SE) comprises a respective carrier material (TM) with respective crystals comprising one or more respective paramagnetic centers (NV), and wherein the respective purely optical sensor element (SE) of the one or more purely optical sensor elements (SE) emits a respective fluorescence radiation (FL) when irradiated with respective pump radiation (LB), which depends on the respective magnetic flux density B at the respective location of the respective purely optical sensor element (SE), and wherein the respective purely optical sensor element (SE) of the one or more purely optical sensor elements (SE) is positioned relative to the first line section such that a line current (I LTG) in the first section of the line (LTG) a magnetic field with a respective flux density B is generated at the respective location of the respective purely optical sensor element (SE), such that, at sufficient current strength, one or more respective paramagnetic centers (NV) of the respective purely optical sensor element (SE) influence the respective fluorescence radiation (FL) of these one or more respective paramagnetic centers (NV) of the respective purely optical sensor element (SE) in a specific respective way with respect to the respective purely optical sensor element (SE), characterized by that the purely optically controllable switching device has first respective means (LWL1, PL1, LIV) assigned to the respective purely optical sensor element (SE) for irradiating the one or more respective paramagnetic centers (NV) of the respective purely optical sensor element (SE) with respective pump radiation and that the purely optically controllable switching device second means (LWL2, F1, PD, LIV) which are assigned to the respective purely optical sensor element (SE), - for detecting and separating the respective fluorescence radiation (FL) of the one or more respective paramagnetic centers (NV) of the respective purely optical sensor element (SE) and - for the acquisition of a respective measurement signal, which depends on the respective intensity of the respective fluorescence radiation (FL) of the respective paramagnetic centers (NV1) of the respective purely optical sensor element (SE) and / or on the respective phase shift Δt of the respective modulation signal of the respective temporal course of the respective intensity of the respective fluorescence radiation (FL) of the respective paramagnetic centers (NV1) of the respective purely optical sensor element (SE) relative to the respective modulation signal of the respective temporal course of the respective intensity of the respective pump radiation (LB) irradiating the respective paramagnetic centers (NV1) of the respective purely optical sensor element (SE), or relative to a signal associated with this respective signal (e.g., respective transmit signal S5) and / or its respective temporal course, - wherein the respective first means and respective second means may comprise common respective device parts (LWL1, LWL2) relating to a respective purely optical sensor element (SE) individually and / or relating to several purely optical sensor elements (SE) depending on the application, and that the purely optically controllable switching device has third means (LIV) to generate an optical switching signal (SB) and to control the state of the optically controllable switch (T2) with this optical switching signal (SB) and that the optical switching signal (SB, SB') is derived from one or more respective intensities of one or more respective fluorescence radiation (FL, FL') of the respective paramagnetic centers (NV1, NV1') of one or more purely optical sensor elements (SE, SE') and / or from one or more respective phase shifts Δt of one or more respective modulation signals of one or more respective time profiles of one or more respective intensities of one or more respective fluorescence radiation (FL, FL') relative to one or more respective modulation signals of one or more respective time profiles of one or more respective intensities of one or more respective pump radiation (LB, LB') or relative to one or more respective signals associated with one or more respective signals (e.g.,depends on the transmission signals S5, S5') and / or their respective temporal progressions.

The invention relates to the technical field of composite materials, in particular to a composite material for a waterproof breathable film and a preparation method of the composite material. The composite material for the waterproof breathable film comprises the following raw materials: PTFE resin, zinc oxide, a surfactant, a compatibilizer and a waterproof filler, the waterproof filler is a porous inorganic carrier material treated by a silane modified waterproof agent; the silane modified waterproof agent is a compound containing a perfluoropolyether chain segment and a siloxane chain segment. According to the prepared composite material for the waterproof and breathable film, the porous filler is subjected to surface modification through the perfluoropolyether-silane coupling agent, and the waterproofness, breathability and mechanical property of the PTFE composite material can be synchronously and synergistically improved.

The invention discloses a natural clinoptilolite processing method for food and medicine industries. According to the method disclosed by the invention, heavy metals and radioactive impurities in zeolite pore channels can be accurately and directionally desorbed through a super-medium freezing and microwave-infrared coupling technology, and the purity of a final product is ensured to reach a food-grade standard. The supercritical CO2 gradient extraction further strengthens the capability of removing residual pollutants and effectively eliminates harmful substances such as organochlorine pesticides, so that the zeolite micro-powder meets the high cleanliness requirement of a medical carrier material, the natural microporous structure of zeolite is protected, deep decontamination is realized, a safe and reliable base material is provided for subsequent application, and the application range of the zeolite micro-powder is widened. Through low-temperature environment and supersonic airflow crushing, the agglomeration phenomenon of particles caused by mechanical friction is avoided, and meanwhile, the dispersion stability of the powder is enhanced through application of the surface modifier. The modular design of the integrated device is matched with an intelligent dynamic regulation and control system, and efficient connection and energy consumption optimization of the technological process are achieved.

The application discloses a method for preparing a metal organic framework film by magnetic field induction regulation control. The method comprises the following steps: vertically immersing a sheet carrier into a film forming solution of the metal organic framework film; placing a container provided with the film forming solution and the carrier into a uniform magnetic field; and standing for 4-24 hours to obtain the metal organic framework film prepared by the magnetic field induction regulation control. The metal organic framework film is a cobalt-based, nickel-based or iron-based metal organic framework film. The carrier material comprises alumina, porous carbon and porous organic material. The magnetic field direction is perpendicular to or parallel to the surface of the carrier. The metal organic framework film prepared by the application has excellent gas separation performance, and the film forming process is simple, convenient, easy to enlarge and popularize.

The invention relates to a composite hydration heat inhibitor as well as a preparation method and application thereof. The composite hydration heat inhibitor comprises: a phase change material; the carrier material is loaded on the surface of the phase change material to form a shell, and the carrier material and the phase change material form a core-shell structure material; the chemical inhibitor is connected with the core-shell structure material modified by the surface modifier to form a composite hydration heat inhibitor; the mass ratio of the phase change material to the chemical inhibitor in the composite hydration heat inhibitor is (3-5): 1. The technical problem to be solved is how to provide the composite hydration heat inhibitor, increase the content of a phase change material in the composite hydration heat inhibitor, avoid direct contact between a large amount of the phase change material and concrete, reduce the use amount of a chemical inhibitor and improve the durability of the mechanical strength of the concrete.

The invention belongs to the field of biomedical materials and manufacturing thereof, and discloses a composite 3D printing stent with a time sequence regulation blood vessel and bone tissue regeneration function as well as a preparation method and application of the composite 3D printing stent. The method comprises the following steps: respectively loading an osteogenesis inducer and a vascular induced differentiation agent into two carrier materials with different degradation rates, and carrying out 3D printing and gel coating modification according to a reverse sequence of a physiological repair process of carrying out vascularization first and then carrying out osteogenesis to form a composite 3D printing stent of which the inner layer is loaded with the osteogenesis inducer and the outer layer is loaded with the vascular induced differentiation agent. After the composite 3D printing stent is implanted into a body, according to different degradation rates of the composite material, the repair and regeneration process of vascularization and osteogenesis is realized in a manner of degrading the gel coating and degrading the 3D printing stent, and the composite 3D printing stent has good living compatibility, biological activity and mechanical properties, and has good application prospects. The material can be used as a biomedical material for repairing or treating bone defects or self-repairing, and has a good application prospect in treatment and self-repairing of bone defects.

The invention relates to an optically controllable switch (T2) with a sensor element (SE). The sensor element (SE) comprises a carrier material (TM) with crystals and paramagnetic centers (NV). When irradiated with pump radiation (LB), the sensor element (SE) emits fluorescent radiation (FL) that depends on the magnetic flux density B at the location of the sensor element (SE). A conduction current (I LTG ) in an inner line section (LTG +) generates a magnetic field with a flux density B such that, at sufficient current strength, the fluorescent radiation (FL) influences paramagnetic centers (NV1). Preferably, the optically controllable switch (T2) comprises a microelectronically manufactured semiconductor switch having the electronic switching component. Preferably, the respective sensor element (SE) is a respective microstructured sensor element (SE) on the surface of the microelectronically manufactured semiconductor switch and / or in the metallization stack of the microelectronically manufactured semiconductor switch.

The application provides a preparation method of a single-atom catalyst, and comprises the following steps: (1) heat treating nitrogen-doped carbon material in an inert atmosphere to obtain a graphene-like carrier material; (2) mixing the graphene-like carrier material with a solvent, preparing a graphene-like dispersion liquid through ultrasonic treatment, and drying the graphene-like dispersion liquid in a protective atmosphere through low-temperature staged drying to obtain a foam metal-graphene-like material; and (3) performing liquid-phase ultrasonic stripping on the foam metal-graphene-like material to obtain a single-atom catalyst. Compared with the prior art, the application eliminates the high-temperature treatment of the foam transition metal in a reducing atmosphere, and compared with the traditional high-energy-consumption high-temperature (above 500 DEG C) treatment method, the method is more moderate and has lower production cost.

Provided is a method for the simultaneous determination of parameters, in particular of at least two, three or four parameters, of at least one resin layer applied to at least one carrier material by recording and evaluating at least one NIR spectrum in a wavelength range between 500 nm and 2500 nm, preferably between 700 nm and 2000 nm, more preferably between 900 nm and 1700 nm, and particularly advantageously between 1450 nm and 1550 nm, using at least one NIR measuring head, in particular at least one NIR multimeter head.

A method for producing a structuring means for texturing an embossable material surface, in particular a resin-containing laminate surface, including the steps of providing a web-shaped carrier material made of paper and / or plastic, applying a UV-curable lacquer layer made of acrylated oligomer to the carrier material, forming a three-dimensional embossed structure into the lacquer layer applied to the carrier material and curing the lacquer layer by irradiation with high-energy radiation, preferably UV light, during the molding of the embossed structure. The invention provides that before the UV-curable lacquer layer is applied at least one adhesion promoter layer including acrylated oligomer, a reactive diluent and a photoinitiator which reacts to high-energy radiation, preferably UV radiation, is applied onto the carrier material, and that the lacquer layer having the embossed structure is cured by irradiation with high-energy radiation, preferably UV light, to such an extent that, in the finished state, the structuring means has an average Martens hardness according to DIN EN ISO 14577 in the range from 10 to 80 N / mm2, preferably in the range from 30 to 80 N / mm2, the indenter used as a test body for measuring the Martens hardness being pressed into the surface of the lacquer layer having the embossed structure. A structure means is also disclosed.

The present invention relates to a method for producing composite components with improved interlaminar bonding, the components comprising a carrier, comprising polycarbonate and at least one polyurethane layer that is in direct contact with this carrier. The invention also relates to composite components with improved interlaminar bonding, and to the use of a polycarbonate with defined OH content as a carrier material in the production of composite components with improved interlaminar bonding.

The invention discloses a tigorasan hot-melt extrudate as well as a preparation method and application thereof, and belongs to the technical field of pharmaceutical preparations. The tigorasan hot-melt extrudate comprises the following raw materials: tigorasan and a carrier material in a mass ratio of 1: 11-2: 3. The solid preparation prepared from the hot-melt extrudate has the characteristics of good stability and high dissolution rate.

The invention discloses continuous production equipment and method for preparing a silicon-carbon negative electrode material, and relates to the technical field of lithium ion secondary battery materials, the continuous production equipment comprises a high-temperature CVD chamber, a conveying belt and a cabin section, a heating device is installed in an inner cavity of the high-temperature CVD chamber, the cabin section penetrates through the high-temperature CVD chamber through the conveying belt, and the cabin section is connected with the high-temperature CVD chamber through the conveying belt. The outer wall of one side of each cabin section is fixedly connected with a vacuum pipe, an air inlet pipe and a pressure relief pipe, the cabin sections are connected through a connecting mechanism, and the two cabin sections are in butt joint through a butt joint mechanism in the moving process. According to the invention, the deposition cabin section filled with the silicon-carbon deposition carrier material continuously enters the high-temperature CVD chamber for continuous production, so that the step of cooling and then heating in intermittent production is avoided, the waste of energy is avoided, the production efficiency is improved, and meanwhile, the stability of material reaction in different deposition cabin sections is ensured.

The invention discloses a pH / temperature dual-response type quaternary ammonium salt-nano silver-zinc oxide composite antibacterial coating material as well as a preparation method and application thereof, and belongs to the technical field of antibacterial materials. The antibacterial effective life of the coated product is at least up to 5 years. The coating product is preferably a gastrointestinal endoscope, efficient bacteriostasis is achieved under the condition that the light transmittance of the gastrointestinal endoscope is not affected, biocompatibility is good, safety is high, precise controlled release of silver ions is achieved, and biotoxicity caused by sudden release of the silver ions is avoided. The quaternary ammonium salt-nano silver-zinc oxide composite coating material with the pH / temperature dual-response antibacterial effect is finally obtained through the steps of preparing a composite carrier material, loading antibacterial metal elements, constructing a pH / temperature dual-response polymer network and the like in sequence. A high-performance, safe and environment-friendly antibacterial coating system which is rapid in sterilization, precise in controlled release and long-acting in interference resistance is constructed, and an antibacterial solution with high technical adaptability is provided for the fields of medical treatment, food, water treatment and the like.

The invention provides a method for screening a hyaluronidase (HAase) inhibitor, and belongs to the technical field of medicines. The method comprises the following steps: firstly, rapidly identifying a natural product with HAase inhibition activity by adopting a fluorescence sensing technology according to the principle that carbon quantum dots (CDs) are used as a fluorescence probe, hyaluronic acid (HA) modified gold nanoparticles are used as a quencher, and the fluorescence of the CDs can be quenched by the quencher; when HAase exists, HA can be enzymatically decomposed to release CDs, and fluorescence recovery is caused; when a screened sample has HAase inhibition activity, CDs fluorescence recovery can be prevented. And 2, capturing components in a sample capable of inhibiting HAase activity by virtue of an affinity chromatography technology, immobilizing HAase on a carrier material by virtue of a method, eluting by virtue of a solvent to obtain components capable of being combined with HAase, and identifying the components by virtue of a liquid chromatography-mass spectrometry technology. According to the method, the HAase inhibitor can be rapidly and accurately screened from natural products.

The invention provides a deodorant for air disinfection and deodorization and a preparation process thereof, and belongs to the technical field of air purification. Comprising the following components: a composite deodorizing material, a composite essential oil microcapsule, a surfactant, benzalkonium bromide and water. The preparation method comprises the following steps: mixing and dissolving calcium nitrate tetrahydrate and diammonium hydrogen phosphate, adding hexadecyl trimethyl ammonium bromide and ammonia water to prepare a mesoporous nano-hydroxyapatite precursor suspension, adding a zinc nitrate solution, and carrying out hydrothermal reaction and calcination to prepare a composite carrier material; when the composite essential oil is loaded into the composite carrier material by using a vacuum impregnation method, the composite essential oil can have a slow release effect, the long-acting deodorization effect of the deodorant is improved, and more adsorption sites can be provided for the composite essential oil, so that the loading rate of the composite carrier material to the composite essential oil can be remarkably improved, and the deodorization effect of the deodorant is improved. The deodorization effect of the deodorant is further improved.

The invention relates to an optically controllable switching device having a first and second line section, between which an optically controllable switch (T2) is inserted, and having a sensor element (SE). The optically controllable switch (T2) disconnects or connects depending on an optical switching signal (SB), whether the switch is "on" or "off". The sensor element (SE) comprises a carrier material (TM) with crystals comprising one or more paramagnetic centers (NV). When irradiated with pump radiation (LB), the sensor element (SE) emits fluorescent radiation (FL) which depends on the magnetic flux density B at the location of the sensor element (SE). A line current (I LTG) in the first line section of the line (LTG) generates a magnetic field with a flux density B which, with sufficient current strength, influences the fluorescent radiation (FL) from one or more paramagnetic centers (NV). The optically controllable switching device has first means (LWL1, PL1, LIV) for irradiating the one or more paramagnetic centers (NV) with pump radiation (LB) and second means (LWL2, F1, PD, LIV) for detecting and separating the fluorescent radiation (FL) and for detecting a measured value signal which depends on the intensity of the fluorescent radiation (FL) and / or on the phase shift of the modulation signal of the temporal profile of the intensity of the fluorescent radiation (FL). The optically controllable switching device has third means (LIV) for generating an optical switching signal (SB) and for controlling the state of the optically controllable switch (T2) using this optical switching signal (SB).The optical switching signal (SB) depends on the intensity of the fluorescence radiation (FL) and / or on the phase shift of the modulation signal of the temporal course of the intensity of the fluorescence radiation (FL).

The invention discloses a method for improving sewage treatment efficiency by using an intelligent regulation and control type ecological floating bed, and belongs to the technical field of environmental engineering. Comprising the following steps: step 1, dividing an ecological floating bed into a plurality of functional areas, and arranging a biological signal transmission channel to enhance metabolic coupling; step 2, establishing an enzymatic reaction cascade path; step 3, monitoring and adjusting water flow and retention time in real time to realize load balancing; step 4, intelligently regulating and controlling environmental parameters and implementing a metabolic enhancement strategy to optimize the degradation efficiency; 5, the state of the ecological floating bed is evaluated regularly, performance degradation is predicted, and an automatic maintenance and optimization strategy is executed. According to the invention, the ecological floating bed is divided into a plurality of modules which are coupled with one another and have definite functional partitions, the adjustable microporous semi-permeable membrane and the differentiated carrier material are combined, and intelligent monitoring and dynamic regulation are utilized, so that collaborative optimization of microbial metabolism and environmental parameters is realized, the sewage treatment efficiency is improved, and continuous and stable operation of the system is ensured.

The invention discloses a microbial soil conditioner and a preparation method thereof, and relates to the technical field of soil improvement. The method comprises the following steps: culturing heavy metal-resistant chlorella and aspergillus niger to obtain a mixed bacterial suspension, combining the mixed bacterial suspension with a composite chelating modifier prepared by reacting chitosan quaternary ammonium salt, ethylenediamine tetraacetic acid and epichlorohydrin, carrying out crosslinking by using genipin to obtain a functional microbial agent, and carrying out pyrolysis and acid oxidation on corn straws as a raw material to obtain the heavy metal-resistant chlorella modified functional microbial agent. The preparation method comprises the following steps: preparing a nano zero-valent iron-biochar composite material, reducing and loading ferrous ions through sodium borohydride, preparing the nano zero-valent iron-biochar composite material, mixing the nano zero-valent iron-biochar composite material with zeolite, bentonite and a silane coupling agent, carrying out spray drying to prepare a porous carrier substance, and finally stirring and mixing an organic fertilizer complex microbial inoculant, the functional microbial inoculant and the carrier substance, and aging to prepare the soil conditioner. The prepared conditioner has a good remediation effect on soil heavy metal pollution.

The invention relates to a method for layer-by-layer deposition of concrete, in particular of concrete using a rapidly hydrating cementitious binder.A first flow and a second flow are supplied to a mixer to obtain extrudable concrete. The pH of the second flow is larger than the pH of the first flow. The first flow comprises a retarded cementitious binder obtainable by mixing a cementitious binder with a retarder comprising boron and sodium. The retarder allows to increase the setting time of the cementitious binder and allows to influence the pH of the first flow in such a way that the pH of the first flow is lower than the pH of a flow equal to the first flow but comprising the cementitious binder instead of the retarded cementitious binder. The second flow comprises a carrier material. The volume fraction of the carrier material is at least 20 vol % of the second flow.The present invention also relates to a bicomponent cementitious binder composition comprising a first component comprising rapidly hydrating cementitious material.

A catalyst material for the dehydrogenation of hydrogen carrier materials comprises carrier material particles which have an oxidic material, silicon carbide and / or activated carbon, as well as mesopores and / or macropores, catalytically active material which is held on the carrier material particles, which comprises a metal and which has a proportion of at least 0.1 wt.% based on the catalyst material.