32results about How to "Photosensitive" patented technology

The invention discloses a composite dielectric grating MOSFET based dual-transistor light-sensitive detector. Each of the unit detectors comprises two transistors, wherein the two transistors comprise a photoreceptive transistor and a reading transistor which are used for implementing the photoreceptive function and the reading function respectively, both of the two transistors are formed above a composite dielectric grating MOSFET substrate P-type semiconductor material (1) and are separated through shallow trench isolation (STI), a bottom layer of an insulating dielectric material, a top layer of the insulating dielectric material and a control grid (2) are arranged above the substrate P-type semiconductor material respectively, a photoelectron storage layer (4) is arranged between the two layers of insulating dielectric materials, a source/drain electrode is arranged on the reading transistor to read signals, and the two transistors are connected through the photoelectron storage layer, so that the reading transistor can read photoelectrons which are stored by the photoreceptive transistor in the photoelectron storage layer through sensitization.

The invention provides a differential absorption spectrum air quality inspecting system, which comprises a photo source, a photo source launching device, a photo source receiving device, a spectroscope, photovoltaic conversion equipment and a data processing system. The photo source launching device and the photo source receiving device are separately positioned on the two sides of the photo source, a light path which goes through the gas to be inspected is formed of the light sent out by the photo source through the photo source launching device and the photo source receiving device, and the light signal produced is imported into the spectroscope through optical fiber, and the light signal is then transformed into electrical signal through the photo electricity commutating equipment; Finally, the data processing system adopts the signal analysis method of the Fourier transformation to process the spectrum, and the absorbance curve line of the gas inspected is obtained; and the density of the gas inspected can be obtained according to the intensity of the absorbance curve line and the Lambert-beer law.

The invention relates to a processing method of a lampshade material of an LED fluorescent eye-protecting lamp. The LED lampshade is used in public places of schools, hospitals, households, hotels, shopping centers, office buildings, and the like. The LED eye-protecting lamp lampshade material is scientifically formulated, and is processed by using an advanced processing method. The produced LED lampshade provides a gentle light, such that eyes feel comfortable with the lights, and purposes of eye protecting and eyesight protecting can be achieved. With the LED fluorescent eye-protecting lamp lampshade, mercury in traditional fluorescent lamps is prevented from being evaporated into the atmosphere, such that a good environment protection function is provided. The successful development of the LED fluorescent eye-protecting lamp lampshade provides good effects on medical-cost saving and eyesight protecting, and contributes to an economized and low-carbon society of our nation.

The present invention discloses a highly-transparent weathering-resistant flame-retardant lampshade material for emergency lights, wherein the raw materials comprise, by weight, 70-80 parts of a poly1,4-cyclohexylene dimethylene terephthalate resin, 15-25 parts of polymethyl methacrylate, 3-5 parts of nano-silica, 2-4 parts of silicon carbide, 5-10 parts of sodium dodecyl sulfate, 2-6 parts of graphene, 2-5 parts of magnesium hydroxide, 4-6 parts of decabromodiphenyl oxide, 2-4 parts of zinc borate, 1-2 parts of a light diffusing agent, 2-3 parts of carboxymethylcellulose, 1-2 parts of trichloroisocyanuric acid, 5-10 parts of polytetrafluoroethylene ultra-fine powder, 3-5 parts of a coupling agent, 10-16 parts of a processing aid, and 1-3 parts of a barium zinc stabilizer. The highly-transparent weathering-resistant flame-retardant lampshade material of the present invention has advantages of good thermal conductivity, high light transmittance, good light dispersing performance, good flame retardancy, good chemical stability, high use value and good application value; and the preparation method has advantages of low material cost, easily available raw material, and simple process.

The present invention provides a metal-ICG complex, a preparation method of the complex, metal-ICG complex albumin nanoparticles and a preparation method and application of the nanoparticles, and relates to the technical field of nano-drugs. Metal ions of the metal-ICG complex are selected from at least one of gold, platinum, zinc, copper, cobalt, iron, nickel and manganese. The technical problemsof few types, short maximum illumination wavelength and narrow therapeutic window of an existing acoustic sensitive agent are improved; and the metal ions and ICG in the metal-ICG complex provided bythe invention are complexed by coordination bonds, so that the type of acoustic sensitive agents is expanded, the illumination wavelength of the acoustic sensitive agents is increased, the therapeutic window is extended, and the metal-ICG complex has double functions of photosensitivity and acoustic sensitivity and can effectively promote the development of photothermal and sonodynamic therapy.

The invention provides a composite material of anatase titanium dioxide and a gold nano-film and a preparation method thereof. The gold nano-film is irradiated through ultraviolet rays, and ananatase titanium dioxide dispersion liquid is dropped to the gold nano-film. The gold nano-film has better heat conductivity and electrical conductivity as well as good toughness. Moreover, titanium dioxide particles and gold nanoparticles generate plasma resonance, so that the activity of a photocatalyst is improved. Therefore, the composite material is quite suitable for water purifying treatment, air purification and the like.

The invention belongs to the technical field of textile and discloses a poly-tungstate oxygen cluster functional reversible color-changing cotton fabric and a preparation method thereof. By organically combining poly-tungstate with carboxylic acid groups on cotton cloth, poly-tungstate oxygen cluster-rare earth carboxylic acid derivatives directly grow in situ on fibers during preparation, therefore, the technological process is simplified, the poly-tungstate is directly synthesized on the fibers, the poly-tungstate and the fibers are combined more tightly, and the prepared reversible color-changing cotton fabric has photochromic and thermochromic properties and can be applied to functional fabric development.

The invention discloses a compound dielectric grid capacitive coupling variable gain photosensitive detector and its working method. The detector unit includes a composite dielectric gate MOS capacitor and a composite dielectric gate transistor formed on the same P-type semiconductor substrate, the composite dielectric gate MOS capacitor realizes the photosensitive function of the detector, and the composite dielectric gate transistor realizes the reading function of the detector; Composite dielectric gate MOS capacitors and composite dielectric gate transistors are separated by shallow trench isolation regions in the substrate. Both structures are as follows: a bottom insulating dielectric layer, a floating gate, a top insulating dielectric layer, and a control The gate, the floating gate and the control gate are shared by the composite dielectric gate MOS capacitor and the composite dielectric gate transistor, and more than two control gates are arranged side by side; the composite dielectric gate transistor is also provided with a source and a drain in the substrate. The invention can realize the functions of high dynamic range and variable gain of imaging by selecting different control gates.

Aiming at the characteristics of large difference of rural sewage generation conditions, low sewage generation amount, large collection difficulty, high treatment cost and the like, the invention provides a treatment system and a treatment method for resource recovery and recycling of rural dispersed sewage, the rural sewage is subjected to the processes of pretreatment, integrated membrane concentration and the like to produce high-purity water, the water yield is low, the water quality is higher, the application is wider, the concentrated liquid is subjected to quality separation through the anaerobic treatment unit and then is subjected to resourceful treatment, the effluent can be recycled to a system or used for agricultural irrigation, one part of biogas is fed into a biogas cabinet to be stored after being subjected to impurity removal and used for a biogas boiler to provide a heat source for rural production and life, and the remaining part of biogas is recycled to the system for stirring so that in-situ resourceful treatment of rural sewage is highly realized.

Disclosed is a material which enables pattern formation in an alkaline developer, and shows high solvent resistance, liquid crystal orientation, heat resistance, high transparency, and high planarity after being formed into a cured film, and can be dissolved in a glycol solvent which can be applied to the production line of a planarized film of a color filter while being formed into a cured film. Specifically disclosed is a photosensitive polyester composition for use in forming thermally cured film, containing component (A), component (B), component (C), and component (D): component (A): a modified polyester obtained by reacting a compound having a functional group selected from a glycidyl group and an isocyanate group with a polyester containing a structural unit represented by formula (1); component (B): an epoxy compound having two or more epoxy groups; component (C): an amino group-containing carboxylic acid compound obtained by reacting a diamine compound with dicarboxylic acid dianhydride; and component (D): 1,2-quinone diazide compound. In formula (1), A and B each independently represent an organic group containing a cyclic structure.

The invention discloses an energy-saving environment-friendly type corrugated board including PVC corrugated layers, sandwich layers and PVC boards; the PVC corrugated layers are composited with the PVC boards to form a whole through the sandwich layers; the PVC corrugated layers include a first PVC corrugated layer and a second PVC corrugated layer; the sandwich layers include a first sandwich layer and a second sandwich layer; the PVC boards include a first PVC board and a second PVC board; the first PVC corrugated layer is composited with the first PVC board through the first sandwich layer; a buffer layer is filled between the first PVC board and the second PVC corrugated layer, and the second PVC corrugated layer is composited with the second PVC board through the second sandwich layer; the surface of the first PVC corrugated layer is provided with an antibacterial chromatic composite film layer in a distribution manner. The energy-saving environment-friendly type corrugated board has the advantages of heat preservation, heat insulation, sound insulation, radiation protection and green environmental friendliness.

The invention provides a laser pen and a laser writing system, and the laser pen comprises a penholder which is provided with a mounting cavity with an opening at one end; the laser generating device is mounted in the mounting cavity; the pen point is installed at the opening end of the pen holder and electrically connected with the laser generating device, the pen point is provided with a pen point, and the pen point is used for emitting laser emitted by the laser generating device; and the information exchange module is used for sending a request instruction to the light sensing screen, so that the light sensing screen performs display according to the request instruction and the received laser. The laser pen provided by the invention can be used for light-sensitive writing.

The invention belongs to the technical field of processing of degradable plastic bags, and particularly relates to a processing method of a low-cost degradable plastic bag. The processing method comprises steps of raw material preparation, preparation of a sweet potato processing material, preparation of a fused material and preparation of a mother material and a plastic thin film. Compared with the prior art, the processing method has the following advantages that sweet potatoes serve as one of the main raw materials, and are processed with a urea solution, carboxyl-terminated polyamide and acationic initiator under a high temperature microwave condition, the molecular mass of the reactants can be effectively improved, the softness and the toughness of sweet potato fiber are enhanced, meanwhile, the chemical state of the surface of the sweet potato fiber can be effectively changed, and fusion with other raw materials is facilitated; the raw materials cooperate with one another effectively, the obtained plastic bag master batch has the photosensitivity and biodegradation characteristics, the prepared plastic bag has good stretching strength is good, the anti-tear property is good,the load-bearing force is large, the plastic bag can be repeatedly used, the degradation speed under a light condition is high, and the plastic bag can be applied and popularized.