36results about How to "The induction process is simple" patented technology

A solid-liquid filtering method and system which comprises a thick band (7) of assembled filaments prepared by closely arranging paralleled monofilaments of predetermined length, a means for fixing (11) one end portion of said band and a network support (4) for keeping said band in a plane situation at proper location when said band is forced to turn in a regular direction, one end portion of said monofilaments being fixed and the other end portion being floated.

The invention discloses an infrared detector on the basis of an organic field-effect transistor and a method for preparing the infrared detector. The field-effect transistor sequentially comprises a substrate, a gate electrode, a dielectric layer, a semiconductor layer, a source electrode, a drain electrode and a packaging layer from bottom tot top. The dielectric layer is made from high-orientation silk fibroin biological materials, and the semiconductor layer is made from mixed materials with bamboo fibers and semiconductor materials. The infrared detector and the method have the advantagesthat high-orientation silk fibroin is utilized, leakage currents of the infrared detector can be effectively reduced, the dielectric properties of the dielectric layer can be effectively improved, accordingly, the detectivity can be effectively enhanced, and driving voltages of the infrared detector can be lowered; use of toxic reagents can be effectively completely eradicated by the aid of the bamboo fibers, the infrared response of the infrared detector can be enhanced owing to infrared light absorption properties of the bamboo fibers, and infrared rays can be detected by devices in a high-sensitivity and high-response manner; the infrared detector is made from the silk fibroin and the bamboo fibers and is low in cost and suitable for the field of flexible and wearable equipment and disposable bioelectronics, environments can be biologically protected, and the application range of the infrared detector can be broadened.

Provided in the present invention is a composition for promoting the transdifferentiation of fibroblasts into adipocytes, the onset factors thereof being a hepatocyte growth factor, epidermal growth factor, dexamethasone and insulin. Also provided in the present invention is a culture solution and a method for inducing the transdifferentiation of fibroblasts into adipocytes.

The invention relates to a method for quickly inducing spore production of stemphylium botryosum. The method comprises the following steps: plate cultivation, cultivation of tomato seedlings and spore production induction. The method disclosed by the invention is used for quick and simple induction of spore production of the stemphylium botryosum, so that the spore production time can be greatly shortened, and the authentication period can be shortened; human and material resources and precious time of scientific research workers are effectively saved; the method has great application potential and higher economic value.

The invention provides a control unit and a method for guiding an automatic walking device to a charging seat. The control unit can be used for enabling the automatic walking device to be guided by a center guidance signal emitted by a charging seat to approach the charging seat. The automatic walking device comprises a shell, a central sensor, the control unit, and two sensors at two sides of the central sensor. The control unit comprises a central judgment unit used for judging the central guidance signal, wherein when the fact that the central guidance signal is sensed by at least one sensor is determined, thus the shell is rotated until the central guidance signal is sensed by central sensor. The control unit also comprises a time correction unit used for time correction, thus the shell is rotated until the central guidance signal is not sensed by central sensor, thus a first time is set, the shell is rotated reversely until the central guidance signal is not sensed by central sensor, a second time is set, and the first time and the second time are utilized to calculate a correction time, wherein the central judgment unit enables the shell to rotate reversely for the correction time, and the shell moves to the charging seat.

The invention discloses a business using method based on NFC. The business using method based on NFC involves an NFC registering module, a system business logic module, an NFC monitoring module and the like. According to the business using method based on the NFC, a user registers an NFC terminal to a system and binds the NFC terminal with a user terminal number or account, the system takes NFC identifying information of the user terminal as an evidence for identifying the user, authorizes service authority corresponding to the terminal and makes the terminal number pay cost generated by the business, when the user needs to use the terminal with NFC identifying capacity of the system, the system judges whether the user has the authority to use the device by reading and identifying the NFC information of the user terminal, and if the user has the authority to use the device, the user can be allowed to use the device to perform corresponding business operation. The user is identified through the NFC, and therefore, a convenient call making method based on the NFC is provided.

The invention belongs to the technical field of cleaning equipment, and discloses an automatic shoe sole cleaning machine. The automatic shoe sole cleaning machine comprises a cleaning machine body, the cleaning machine body comprises a cleaning device and a motor chamber, a fixing plate is arranged on the cleaning device, and rotating shafts are arranged on the fixing plate and are fixedly connected with cleaning brushes; mud scrapping brushes are arranged on the motor chamber, a motor handle is arranged on the motor chamber, motors are arranged in the motor chamber and fixedly connected with the rotating shafts, the double motors are arranged and electrically connected with a power source, and a water storage box is arranged below the motor chamber. According to the automatic shoe sole cleaning machine, the rotating shafts are fixedly connected with the cleaning brushes to clean vamps conveniently; mud and water spots on shoe soles can be cleared conveniently through the mud scrapping brushes on the motor chamber; the motor chamber can be opened conveniently to be cleaned through the handle on the motor chamber, and as the double motors are arranged, the other motor is standby to meet unexpected needs when one motor breaks down.

The invention relates to a sugarcane propagation bud counting system based on resistance-type strain gages. The sugarcane propagation bud counting system comprises a sugarcane propagation bud sensing mechanism, a propagation bud signal amplifying circuit and a propagation bud counting and displaying system, wherein the sugarcane propagation bud sensing mechanism is used for producing propagation bud signals, the propagation bud signal amplifying circuit is used for amplifying the propagation bud signals, and the propagation bud counting and displaying system is used for counting and displaying the amplified propagation bud signals. The propagation bud sensing mechanism comprises a rubber sleeve, rubber sheets and the resistance-type strain gages, wherein the rubber sleeve is in a horn shape; the rubber sheets are fixed on the sleeve wall, away from the horn-shaped end, of the rubber sleeve; each resistance-type strain gage is attached to the corresponding rubber sheet. The propagation bud signals are produced by the resistance-type strain gages and transmitted to the propagation bud signal amplifying circuit, the amplified signals output by the propagation bud signal amplifying circuit enter the propagation bud counting and displaying system, sugarcane propagation buds can be detected and counted, and guarantee is provided for bud damage prevention during propagated sugarcane cutting.

The invention discloses an inducing culture reagent for CIK (Cytokines Induced Killer) cells. The reagent is prepared from a reagent A: 50ng/ml anti-CD3 monoclonal antibody; a reagent B: 1000IU/ml IFN-gamma; a reagent C: 1000IU/ml IL-2 and 20ng/ml IL-15; a reagent D: 100IU/ml IL-1; a reagent E: 40ml of lymphocyte separation medium. The invention also discloses an inducing culture method for the CIK cells by using the reagent. The reagent and the method, provided by the invention have the advantages that simple, high-efficient and stable induced CIK cells can be realized; by adding IL-15 in a classic preparation solution, multiplication number of the CIK cells and secretion of gamma-IFN can be better improved, and the anti-tumor effect of the CIK cells is improved; the cell inducing quality during CIK cell culture is high and the stability of cell multiplication number is good.

The invention provides a culture method for regulatory T cells (Tregs) of mice by inducing of aggregation-induced emission luminogen (AIEgen) DPA-SCP. Multiple cell factors are used, AIEgen DPA-SCP isadded for illumination stimulation, and a large number of Tregs are induced from splenocytes of mice by induction amplification in vitro. The culture method is simple in induction process and high infeasibility; the culture method is short in cell culture period and low in cost; and the culture method is high in induction efficiency, good in repeatability and applicable to culture of Tregs. Compared with traditional methods, the culture method can more effectively induce a large number of CD4<+>CD25<+>Foxp3<+> Tregs, provides a convenient culture method for further study and has very good promotion values.

A phase change memory device (10) having a heater element (2) and memory region (3) of chalcogenic material. The memory region has a phase changing portion (5) in electrical and thermal contact with the heater element and forms a first current path between the heater element and a rest portion (4) of the memory element. The phase changing portion (5) has a dimension correlated to information stored in the memory region and a higher resistivity than the rest portion (4). A parallel current path (11) extends between the heater element (2) and the rest portion (4) of said memory element and has a resistance depending upon the dimension of the phase changing portion (5) and lower than the phase changing portion (5), thus modulating the overall resistance of phase change memory device.

The invention discloses a temperature sensor based on an organic field effect tube, and a preparation method thereof. The temperature sensor is a bottom-gate top contact structure, the temperature sensor orderly comprises a substrate, a biological dielectric layer, a doping type semiconductor layer and an encapsulation layer from bottom to top; a gate electrode is arranged in the biological dielectric layer and on an upper surface of the substrate; a source electrode and a drain electrode are arranged on the upper surface of the doping type semiconductor layer; and the material of the doping type semiconductor layer is the mixed material of the pectin and the biological semiconductor material. The extracted pectin and the biological semiconductor material are in synergistic effect so thatthe sensor is sensitive to the temperature; through the mixing of the biological semiconductor material and the pectin, the conductivity is greatly changed if the temperature is changed, thereby causing the change of the semiconductor material migration rate and the contact resistance; and the electric character is greatly changed, and the external temperature can be easier sensed; the temperaturesensing response of the organic field effect tube is improved, and the high-sensitivity and high-response detection on the temperature by the device is realized.

The invention discloses a composition for inducing umbilical cord mesenchymal stem cells to secrete cell factors. The composition is prepared from the following components in parts by weight: 3.5 to 5.5 parts of L-glutamine, 1.4 to 3.8 parts of acalypha australis extract, 7.5 to 10 parts of vitamin C, 3.2 to 5.1 parts of huperzine A and 10 to 15 parts of insulin. According to the composition provided by the invention, the acalypha australis extract, huperzine A and other components have a synergistic effect, a low-oxygen culture environment is not needed, the cell factor secretion capability of the umbilical cord mesenchymal stem cells is effectively improved, the yield of the cell factors is improved, and a sufficient source is provided for application of the umbilical cord mesenchymal stem cell factors in the clinical or beauty makeup field. The invention further provides specific application of the composition for inducing the umbilical cord mesenchymal stem cells to secrete the cell factors, the induction process is simple and easy to operate, the production cost of the umbilical cord mesenchymal stem cell factors is reduced, and commercial production of the umbilical cord mesenchymal stem cell factors is facilitated.

The invention discloses a light source control method, device and equipment, and the control method comprises the steps: obtaining the power condition of the operation of a power station, then adjusting the water flow at the entrance section of a fishway according to the power condition, obtaining the adjusted water flow data, and finally controlling a first fish luring lamp and a second fish luring lamp according to the water flow data. By adopting the control method provided by the embodiment of the invention, the water flow at the fishway inlet section is adjusted in real time under different power conditions of the power station, and the work of the fish luring lamp is controlled according to the adjusted water flow data, so that the water flow data and the light source at the fishway inlet section are different from the environment data of the power station under different power conditions, therefore, fishes can enter the fishway smoothly, and the fish clustering effect of the fishway inlet section is improved.