35results about How to "Reduce diversity" patented technology

The application of the animal bifidobacterium subsp. Lactis BX-245 in relieving the inflammatory bowel disease is characterized in that the animal bifidobacterium subsp. Lactis BX-245 is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number is CGMCC No.26973. The invention also discloses an application of the animal bifidobacterium subsp. Lactis BX-245 in relieving the inflammatory bowel disease. The research aims at discussing the relieving effect of the animal bifidobacterium subsp. Lactis BX-245 on IBD mice induced by dextran sodium sulfate (DSS), and 6-week male C57BL / 6J mice which normally eat and drink water are randomly divided into a normal group (NC group), a model group (IBD group), a common yoghourt (FM group), an animal bifidobacterium subsp. Lactis BX-245 bacterial powder group (BX-245 group) and BX-245 yoghourt (BFM group). The relieving effect of the animal bifidobacterium subsp. Lactis BX-245 and the fermented milk of the animal bifidobacterium subsp. Lactis BX-245 on the symptom of the mouse inflammatory bowel disease is evaluated through weight change, immune factors, targeted metabonomics and metagenomics, and data support is provided for application of the animal bifidobacterium subsp. Lactis BX-245 in products.

The invention discloses a double avalanche junction SPAD device and a preparation method thereof, and relates to the technical field of semiconductor device processing technology, the method comprises the following steps: providing a first doping type substrate with a specific doping concentration, the substrate comprising an epitaxial layer; performing doping of a second doping type on the epitaxial layer to form a first region, and forming a first avalanche junction region by the first region and the epitaxial layer; performing ion implantation of the first doping type on the epitaxial layer above the first region to form a second region, and forming a second avalanche junction region by the second region and the first region; and performing doping of the first doping type on the epitaxial layer above the second region to form an anode lead-out region of the second avalanche junction region.

The invention discloses an enterprise information sharing management method, system and device and a storage medium, which are convenient for managing enterprise data, can promote cooperation and communication among departments in an enterprise, and can improve the utilization efficiency and value of data. The method comprises the following steps: acquiring department data uploaded by each department, and judging whether the format of the department data uploaded by each department accords with an uploading format or not through a regular expression; when it is determined that the format of the department data accords with an uploading format, a unique identification identifier is automatically generated according to the department data, and the identification identifier comprises a timestamp and department information corresponding to the department data; classifying the department data according to department information to obtain classified data; uploading the classified data to an information management system; and when application information of target data is received, judging whether the target data has the access permission or not according to the application information.

The invention discloses a webpage deduplication method based on structure perception, which belongs to the fields of security, infrastructure and IT support technology, and includes: step 1, webpage collection; step 2, parsing the URL of the collected webpage and generating a URL parameter feature tag; step 3, constructing a URL feature information and difference analysis result mapping table, initializing comparison and filtering the collected webpage, and updating the URL feature information and difference analysis result mapping table; step 4, if the collected webpage is not filtered, extracting a weighted area for the collected webpage according to the URL feature information and the difference analysis result mapping table, and calculating the SimHash value of the collected webpage; step 5, judging whether there is a similar webpage to the collected webpage according to the SimHash value of the collected webpage and the webpage URL, and if there is a similar webpage, performing deduplication processing. The method improves the deduplication efficiency and accuracy, and is suitable for efficient and accurate deduplication processing of large-scale webpage data.

The invention relates to the technical field of immune carriers, in particular to immune carrier microspheres loaded with individualized MHC-II binding polypeptide and vaccine preparation and application of the immune carrier microspheres loaded with the individualized MHC-II binding polypeptide. The core microsphere is loaded with individualized MHC-II binding polypeptide, the sequence of the MHC-II binding polypeptide is obtained by predicting and screening based on an HLA genotyping result, and each HLA allele corresponds to at least one high-affinity MHC-II binding polypeptide; and the shell is a glucan or other polymer coating layer. The preparation method has the advantages that the T epitope and the B epitope are separately subjected to immune competitive inhibition inside and outside the microspheres, so that a better immune effect is obtained. The antibody avoids cross reaction side effects; carrier molecule diversity is reduced, and side effects caused by T cell over-activation are avoided; th1 epitopes and Th2 epitopes can be contained in the microspheres, so that antibody immunity and T cell immunity functions are generated; the particle size of the microspheres is controllable, and the immunologic function can be achieved without adjuvants.

The invention discloses a robot navigation method based on reinforcement learning security constraint and danger perception, and relates to the technical field of robots and artificial intelligence, and the robot navigation method comprises the following steps: when a robot is controlled to execute a navigation task in a target area, using a security filter SF to perform security constraint on the execution action of the robot; and when the robot executes the navigation task, the danger perception virtual robot HAVR is utilized to obtain experience in the dangerous area so as to enhance the ability of the robot to explore in the dangerous area. The action generated by reinforcement learning can be dynamically adjusted, so that the action meets the safety constraint, and the safety of the robot in the reinforcement learning training process is further enhanced; by introducing the HAVR with risk-driven rewards, the robot can still obtain experience in a dangerous area while introducing security constraints, and the exploration security of the robot is further enhanced while the performance of the model after convergence is ensured.

The present invention relates to a fuel cell device (10) comprising at least one fuel cell stack (12) and at least one processor unit (14). It is proposed to arrange a distribution plate (60) for guiding a medium between the at least one fuel cell stack (12) and the at least one processor unit (14).

The present invention relates to a recombinant microbial cell for producing at least one compound of structural formula III from at least one simple carbon source: # imgabs0 # formula IIIm = 1-3, wherein the simple carbon source is selected from the group consisting of glucose, sucrose, xylose, arabinose, mannose and glycerol; and wherein the cell comprises a further genetic modification to increase L-lysine production in the cell from the at least one simple carbon source.

The invention belongs to the field of modern agricultural technology and relates to a method for soil improvement, and specifically relates to a method for improving saline-alkali land, wherein a composite bacterial agent of Huajinpu alkaline halobacter BH‑8 and coal gangue is applied to saline-alkali land soil, wherein the concentration of Huajinpu alkaline halobacter BH‑8 in the composite bacterial agent is 1×10 9 ~3×10 9 CFU / mL, the concentration of coal gangue particles is 5-10g / L; the present invention uses Huajinpu alkaline halobacter and coal gangue to prepare a composite bacterial agent for saline-alkali land improvement for the first time. By comparing with the blank control group, coal gangue alone, and microorganisms alone, the combination of Huajinpu alkaline halobacter and coal gangue improves the soil fertility and various enzyme activities of saline-alkali land, and optimizes the structure and function of soil microbial communities in saline-alkali land. The method of the present invention is scientific and reliable, has good repeatability, has important scientific value, provides an important reference for saline-alkali land improvement, helps to play an important role in saline-alkali land improvement, and improves the efficiency of saline-alkali land improvement.

The invention discloses Lactobacillus crispatus and its use. The Lactobacillus crispatus is Lactobacillus crispatus chen-01 (Lactobacillus crispatus chen-01), and its deposit number is CGMCC NO.23396. Lactobacillus crispatus can be used to prepare medicines, and the medicines are used to treat and / or prevent HPV infection and vaginal infection. After the medicine prepared by the Lactobacillus crispatus is locally transplanted into the vagina of the present invention, the HPV viral load can be effectively reduced, the HPV clearance rate can be significantly improved, vaginitis can be effectively improved, and the diversity and abundance of vaginal flora can be significantly reduced; in addition, local vaginal transplantation of Lactobacillus crispatus can also significantly improve the vaginal microecological composition, which is close to that of normal healthy people.

The present invention relates to a recombinant microbial cell for the production of at least one compound of structural formula II from a carbon source: # imgabs0 # formula IIn = 2-3R1 = H or COCH3 or CH2CH2COX wherein X = OH or O-R2 = CH3 or CH2CH2COX wherein X = OH or O-wherein said cell comprises a genetic modification to increase the activity of E4 relative to its wild type cell wherein: E4 is deferoxamine or bisukaline synthetase (EC 6.3.-) (E4i), the present invention relates to deferoxamine compounds capable of converting N5-aminopentyl-N-(hydroxy)-succinamic acid to deferoxamine B or H or at least one other linear deferoxamine or bisukaline according to formula II.

The utility model relates to the technical field of agricultural irrigation, in particular to an irrigation system for ginger planting, which comprises a drip irrigation device and a rainwater collecting device, a rainwater filtering device is arranged between the rainwater collecting device and a water source collecting device, the drip irrigation device comprises a main pipeline and a plurality of auxiliary pipelines detachably connected with the main pipeline, and the main pipeline is connected with the rainwater filtering device. The main pipeline is connected with a water source device, and a fertilizer adding device is arranged on the water source device; the drip irrigation and the rainwater collecting device are combined, so that the utilization rate of water resources is maximized, the necessary water requirement for ginger growth is met, the environment can be protected to a certain extent, the moisture wettability of a ginger planting area can be guaranteed to the maximum extent through drip irrigation, and water resource loss can be reduced to the maximum extent; the planting cost is controlled to a certain extent; a fertilizer adding device is arranged on the water source device, so that the use limitation is reduced, and the functional diversity is ensured.

The utility model discloses a distance adjusting assembly, a rotor assembly and a magnetic suspension compressor, and relates to the technical field of magnetic suspension compressors, the distance adjusting assembly comprises a first adjusting member, a second adjusting member and a support sleeve; the first adjusting piece and the second adjusting piece are coaxially arranged at an interval; the supporting sleeve is arranged between the first adjusting piece and the second adjusting piece, the two ends of the supporting sleeve abut against the first adjusting piece and the second adjusting piece respectively, and the supporting sleeve is used for being sleeved with the protection bearing. Each of the first adjusting piece and the second adjusting piece comprises a main body ring part and a protruding ring part coaxially arranged with the main body ring part, and the protruding ring parts protrude from the end faces of the main body ring parts to the supporting sleeve so as to abut against the supporting sleeve; the diameter of the protruding ring part is smaller than or equal to that of the supporting sleeve. The protection bearing is used for being installed between the two main body ring parts, and the gap between the protection bearing and the main body ring parts is adjusted by replacing the first adjusting piece and the second adjusting piece which are different in size.

Certain embodiments of the present invention provide a composition comprising at least two compounds selected from the group consisting of dihydrocapsaicin, capsaicin, dihydrocapsaicin, capsaicin, demethoxycapsaicin, and 11-methoxycapsaicin, wherein the composition is substantially free of kava pepper B. Certain embodiments of the present invention also provide a method for treating or preventing cancer in a mammal (e.g., a human) in need of such treatment, comprising administering to the mammal a carrier and a compound selected from the group consisting of dihydrocapsaicin, capsaicin, dihydrocapsaicin, capsaicin, demethoxycapsaicin, and 11-methoxycapsaicin, wherein the compound is substantially free of other kava extract components.

The invention discloses a rhizosphere growth-promoting bacterium of sheep grass and its application, belonging to the field of microbial technology. The strain is classified and named as Phyllobacterium myrsinacearum, strain number B68, and deposit number CGMCC No.31906. The strain of the present invention is separated from the rhizosphere soil of sheep grass in an overgrazing sample, and is obtained by artificial separation and purification. The strain has high yield of 3-indoleacetic acid, has strong solubility for insoluble phosphates, and has good growth-promoting properties such as nitrogen fixation, ACC deaminase production, and IAA production. The prepared strain fermentation liquid is inoculated into sheep grass seedlings, and the strain can be colonized in the rhizosphere of sheep grass, regulate the bacterial community structure of rhizosphere soil of sheep grass; significantly promote the growth of sheep grass, enhance photosynthesis, and increase chlorophyll content; significantly increase the hormone and nutrient content in plant leaves and roots; significantly increase the content of available phosphorus, total carbon and organic matter in rhizosphere soil. Therefore, the myrsinacearum leaf bacillus of the present invention can be used for the development and related research of subsequent microbial fertilizers for grazing grasslands.

The invention relates to the technical field of analysis of intestinal flora structures, and discloses a method for analyzing an adjusting effect of intestinal flora in a longevity / aging process, which comprises the following steps: step 1, selecting research objects: randomly selecting 30 old people of more than 100 years old, and selecting 30 old people of 60-70 years old as a control group; 2, basic condition investigation and physical examination of a research object; and 3, detecting technical indexes of a research object. According to the invention, the change of intestinal micro-ecology of the 100-year old people is preliminarily discussed, and the dominant flora with longevity characteristics and the biomarkers are determined. The influence of aging on intestinal microecology is obvious, so that the diversity of intestinal flora is obviously reduced, and the structural proportion of the intestinal flora is also changed; the intestinal flora spectrums of the same age group are relatively similar, that is, the core flora exists; the'core flora 'of different age groups has difference. By combining genetic backgrounds, lifestyles and environmental factors of different samples, the influence of different lifestyles and environmental factors on the structure and longevity of intestinal bacteria is determined.

The invention discloses a webpage deduplication method based on structure perception, which belongs to the technical field of security, infrastructure and IT support, and comprises the following steps of: 1, collecting a webpage; 2, the URL of the collected webpage is analyzed, and URL parameter feature tags are generated; step 3, constructing a URL feature information and difference analysis result mapping table, performing initialization comparison and filtering on the collected webpage, and updating the URL feature information and difference analysis result mapping table; 4, if the collected webpage is not filtered, extracting a weighted area from the collected webpage according to the URL feature information and the difference analysis result mapping table, and calculating a SimHash value of the collected webpage; 5, according to the SimHash value of the collected webpage and the webpage URL, whether similar webpages exist in the collected webpage or not is judged, and if the similar webpages exist, duplicate removal processing is carried out. According to the method, the de-duplication efficiency and accuracy are improved, and the method is suitable for performing efficient and accurate de-duplication processing on large-scale webpage data.

The invention discloses a fine-grained regulation and control and multi-scene coherence video generation method based on a diffusion model, and the method comprises the following steps: automatically generating a simple video script through a large language model, and carrying out the detailed processing of a language and a split mirror through manual work; utilizing a stable diffusion model to generate images containing different scene groups; fine-grained control of image details and depth of field is realized by adjusting model parameters and algorithms; through a character consistency algorithm, it is ensured that character images generated under different scenes are kept coherent; background images generated under different scenes are kept consistent through a background consistency algorithm; simulating a lens rotation effect by adopting a visual angle transformation algorithm, and generating images at different angles; and taking the generated image as a video key frame, and generating coherent video content by optimizing inter-frame transition processing and dynamic frame insertion operation.

The invention relates to a semiconductor switching device (1), comprising a switchable power semiconductor (T 2 ) and at least one regulating circuit (RS 1 , R.S. 2 ), the regulation circuit includes a current sink (S 1 , S 2 ) and the current amplifier (V 1 , V 2 ). Current sink (S 1 , S 2 ) through the adjustment capacitor (C 1 ) and power semiconductors (T 2 ) is capacitively coupled to the collector / drain of the MOSFET and is designed to derive the current flowing through the regulating capacitor (C 1 ) of the current until the maximum current that can be set. Current amplifier (V 1 , V 2 ) on the input side and the current sink (S 1 , S 2 ) and the regulating capacitor (C 1 ) is connected to the end of the capacitive coupling and is connected to a positive or negative supply voltage and to a power semiconductor (T 2 ) is connected to the control electrode and is designed to amplify the current flowing through the regulating capacitor (C 1 ) of the current not flowing through the current sink (S 1 , S 2 ) and conducts the partial current into the control electrode of the power semiconductor (T2), so that the partial current in the power semiconductor (T2) is offset during the switching process. 2 ) on the collector-emitter-path or on the drain-source-path. In order to improve the semiconductor switching device (1), it is proposed that the semiconductor switching device (1) also has an additional circuit (1.1) for adaptive switching transition, which is connected to the power semiconductor (T 2 ) and the additional circuit is designed to, when the collector-emitter-path or the drain-source-path of the power semiconductor is switched from a blocked state to a conducting state, the power semiconductor (T 2 )’s collector voltage or drain voltage.

The invention discloses a microbiological detection device and method, and belongs to the technical field of microbiological detection.The microbiological detection device comprises a detector body and a shell half-wrapping the outer side of the detector body, a suction filtration component is arranged on the upper side of a movable base, and the suction filtration component comprises two suction filtration cylinders fixedly communicated with the upper side of the movable base; air suction pipes are inserted into the outer sides of the two suction filtration cylinders, the other ends of the two air suction pipes communicate with an external air suction pump, and the upper sides of the two suction filtration cylinders are sleeved with conveying cylinders. Samples retained in the filter membranes are extracted through the arranged suction filtration cylinder, layered filtration is performed by means of the different filter membranes, the samples are accelerated to penetrate through the filter membranes through suction force generated by the suction pipe in the suction filtration cylinder, and the diversity of impurities in the samples is effectively reduced through multi-layer filtration; therefore, the accuracy of a sample when the sample passes through the detector body is guaranteed, and meanwhile, the influence of an undissolved antibiotic solution and drugs on sample detection data is avoided.

The present application relates to the field of surface detection technology, and discloses a surface detection method and system for precision fasteners, the method comprising: performing multi-angle image acquisition and image preprocessing on precision fasteners to obtain an initial feature image set; performing three-domain feature extraction, and obtaining a surface feature fingerprint vector by calculating the texture feature domain, shape feature domain, and material feature domain; constructing a deep separable convolution structure and a feature pyramid structure to obtain a deep surface detection network; using a pre-trained target detection model as a teacher network and a deep surface detection network as a student network, and obtaining a target surface detection model by calculating a feature distillation loss function and a response distillation loss function; inputting the image of the precision fastener to be detected into the target surface detection model, and obtaining the category information and location information of the surface defects by two-stage metric recognition calculation. The present invention improves the calculation efficiency while ensuring the detection accuracy of precision fasteners.

The application discloses a vehicle positioning estimation method, which comprises the following steps: obtaining an initial pose satisfying a switching condition based on a particle filter algorithm; fusing the initial pose of the vehicle satisfying the switching condition, laser point cloud data and wheel odometer data based on an unscented Kalman filter algorithm to estimate the pose of the vehicle and obtain vehicle pose estimation data; calculating the variance of the current pose state estimation to determine whether the current pose is reliable; if the current pose is reliable, updating the current pose as the current pose estimation data and estimating the pose state of the next state of the vehicle based on the unscented Kalman filter; and if the current pose is not reliable, estimating the pose state of the next state of the vehicle based on the particle filter algorithm. The application further discloses a corresponding system, a storage medium and a vehicle. When the positioning estimation is performed, the application can break the dependence on the third source input of the initial pose of the vehicle, and improve the positioning accuracy and stability of the vehicle in a complex nonlinear scene.

The invention relates to the technical field of biological information, in particular to a drug response prediction method for high-dimensional small sample data, which comprises the following steps of: constructing a knowledge injection model, and embedding features extracted from a biomedical knowledge graph into the knowledge injection model as additional input, and a diversified sparse feature extraction module and a local alignment context learning sub-module are introduced. The diversified sparse feature extraction module extracts diversified high-level features from high-dimensional data by conducting sparse feature selection and selective feature extraction on gene features and embedding of the gene features, and the local alignment context learning sub-module extracts potential information interaction between high-level feature embedding through a neighborhood attention mechanism. And original high-level feature information is maintained through a self-alignment strategy. According to the method, important information in data can be more effectively captured while overfitting is avoided, and the accuracy of drug reaction prediction is remarkably improved.

The utility model belongs to the technical field of agricultural machinery, and discloses a rechargeable portable green walnut peeling machine which comprises a protection box arranged on a walking vehicle convenient to move. The driving assembly is arranged in the protection box and serves as a power source for green walnut peeling. The arc-shaped peeling channel is arranged in the protection box, a first discharge port and a second discharge port are formed in the lower end of the peeling channel, and the first discharge port and the second discharge port communicate with the outside of the protection box; the peeling mechanism comprises a driving wheel and a cutter assembly which are correspondingly arranged, the driving wheel is in transmission connection with the driving assembly, and the cutter assembly is arranged in an arc shape and elastically installed in the peeling channel. The green walnut peeling device is light and compact in structure, flexible to operate, high in protection performance, convenient to flexibly use in an orchard, wider in application range, higher in peeling efficiency of green walnuts in the orchard and higher in quality of obtained walnuts, and is suitable for large-scale popularization and application.

The invention discloses a circuit board of a direct-current converter, a manufacturing method of the circuit board and the direct-current converter, and belongs to the technical field of power electronic devices. The method comprises the following steps: providing a circuit board bare board of the DC converter, wherein component layout and wiring design on the circuit board bare board are formed based on a preset boost-buck circuit topology; according to a preset target working mode of the direct-current converter, determining a target element which needs to be subjected to empty bonding and a target bonding pad which needs to be subjected to short circuit on the bare board of the circuit board; and according to the component layout and wiring design on the circuit board bare board, carrying out surface mounting and welding treatment on other components except the target component on the circuit board bare board, and meanwhile, carrying out short circuit on the target bonding pad so as to obtain the required circuit board. According to the method, the components on the PCB can be flexibly configured according to the preset target working mode of the direct-current converter, and the purpose of effectively reducing the manufacturing cost on the premise that the universality of the direct-current converter is not sacrificed is achieved.

The invention relates to an energy storage system, a power conversion device, a battery device and a communication method, and the energy storage system comprises the power conversion device and the battery device, and the power conversion device and the battery device are connected through a power line. The power conversion device comprises a control unit and a first transmit-receive unit. The battery device comprises a battery management unit and a second transceiving unit; the first transceiving unit modulates the control information into a first communication signal, sends the first communication signal to the battery device through the power line, receives a second communication signal through the power line, and demodulates the second communication signal to obtain battery information; and the second transceiving unit modulates the battery information output by the battery management unit into a second communication signal, sends the second communication signal to the power conversion device through the power line, receives the first communication signal through the power line, and demodulates the first communication signal to obtain control information. The problem of wiring errors of the power conversion device and the battery device can be reduced, and material diversity can be reduced.

The invention discloses a fertilizer for eliminating continuous cropping obstacles of American ginseng soil as well as a preparation method and application of the fertilizer, and belongs to the technical field of anti-stress preparations and fertilizers. According to the invention, the mixed bacterial liquid is loaded in the pore structure of the porous carrier, and organic and inorganic fertilizers are combined to prepare the fertilizer capable of eliminating the continuous cropping obstacle of American ginseng soil. The obtained fertilizer can achieve the following effects: (1) the pH value of soil is increased, the problem that the pH value of the soil is reduced due to continuous cropping is solved, and the growth of American ginseng is promoted; and (2) the porous carrier can adsorb phenolic acid substances in root exudates of the American ginseng through physical and chemical effects, so that the phenolic acid substances are prevented from generating toxic effects on the American ginseng, the growth of the American ginseng is promoted, and continuous cropping obstacles are eliminated. And (3) improving the microbial community structure and composition, further promoting the growth of American ginseng, and increasing the yield of American ginseng.

The invention relates to a fluid management module (1) for a traction battery (7) of an electric or hybrid vehicle (8), comprising a housing part (2) on which a heat exchanger (3) for tempering a tempering fluid, a filter device (4) for filtering the tempering fluid and a pump (6) for conveying the tempering fluid are arranged, wherein the heat exchanger (3) is arranged on an outer side (10) of a housing part (2) of the fluid management module (1), and the filter device (4) and the pump (6) are arranged on opposite inner sides (11) of the housing part of the fluid management module. As a result, a space-optimized and cost-effective embodiment can be achieved.

The invention provides a bacillus subtilis, a microbial agent and an application for preventing and treating konjac soft rot, and belongs to the technical field of biocontrol microbial agent development. The bacillus subtilis GY1 of the invention has the function of preventing and treating konjac soft rot, and the deposit number is CGMCC No.31159. The invention also develops a biocontrol microbial agent that can be directly applied based on the characteristics of the bacillus subtilis GY1, and performs microbial agent root irrigation treatment on konjac during the growth period of konjac, which can effectively prevent and treat konjac soft rot, increase konjac yield, improve soil quality in konjac planting areas, and alleviate konjac continuous cropping obstacles.

The invention relates to a method for preparing coal-based porous carbon by deep eutectic solvent swelling-functionalization, which comprises the following steps: 1) mixing a hydrogen bond donor and a hydrogen bond acceptor according to a molar ratio of 1: (1-10), placing in an oil bath, and stirring until a clear and transparent liquid is formed; (2) putting coal into a glass bottle, sealing, adding the liquid obtained in the step (1), magnetically stirring uniformly, and putting the glass bottle into an oil bath pan; and 3) placing the mixture obtained in the step 2) in a middle heating area of a tubular furnace, carrying out heat treatment in an inert atmosphere, keeping the temperature at 600-900 DEG C for 1-3 hours, cooling to room temperature, and washing and drying. The method has the advantages that the raw materials are rich, the used coal is cheap and easy to obtain, the treatment process is simple, and the raw materials for preparing the deep-eutectic solvent are wide in source and low in price, so that the manufacturing cost of the deep-eutectic solvent is relatively low.