4886 results about "Selenium" patented technology

Oxygen defects formed at the boundary between the zinc oxide type oxide semiconductor and the gate insulator are terminated by a surface treatment using sulfur or selenium as an oxygen group element or a compound thereof, the oxygen group element scarcely occurring physical property value change. Sulfur or selenium atoms effectively substitute oxygen defects to prevent occurrence of electron supplemental sites by merely applying a gas phase or liquid phase treatment to an oxide semiconductor or gate insulator with no remarkable change on the manufacturing process. As a result, this can attain the suppression of the threshold potential shift and the leak current in the characteristics of a thin film transistor.

A low temperature chemical route to efficiently produce nanomaterials is described. The nanomaterials are synthesized by intercalating ions into layered compounds, exfoliating to create individual layers and then sonicating to produce nanotubes, nanorods, nanoscrolls and/or nanosheets. It is applicable to various different layered inorganic compounds (for example, bismuth selenides/tellurides, graphite, and other metal complexes, particularly transition metal dichalcogenides compounds including oxygen, sulfur, tellurium or selenium).

A memory component includes: a first electrode; a memory layer; and a second electrode which are provided in that order, wherein the memory layer includes an ion source layer containing aluminum (Al) together with at least one chalcogen element selected from the group consisting of tellurium (Te), sulfur (S), and selenium (Se), and a resistance variable layer provided between the ion source layer and the first electrode and containing an aluminum oxide and at least one of a transition metal oxide and a transition metal oxynitride having a lower resistance than the aluminum oxide.

Methods and apparatus for controlling and delivering a vaporous element or compound, for example, selenium or sulfur, from a solid source to a work piece are provided. The methods and apparatus may be used in photovoltaic cell manufacturing. The apparatus may comprise a treatment chamber, for example, a box furnace or a tube furnace. The chamber may include an inner enclosure, an outer enclosure, and heating sources capable of independent thermal control, for example, in compliance with a predetermined heating schedule. The apparatus include devices and mechanisms for isolating the treatment chambers from the ambient environment. The methods and apparatus may be adapted to control metalloid vapor delivery in photovoltaic cell processing, for example, the processing of CIGS and CIGSS photovoltaic cells.

The invention is related to methods and apparatus for providing a resistance variable memory element with improved data retention and switching characteristics. According to an embodiment of the invention a resistance variable memory element is provided having at least one silver-selenide layer in between glass layers, wherein at least one of the glass layers is a chalcogenide glass, preferably having a Ge_xSe_100−x composition.

The present invention relates to a method and transdermal pharmaceutical composition for preventing or reducing the likelihood of calcium deficiency or imbalances caused by calcium deficiency. The transdermal pharmaceutical composition includes a therapeutically effective amount of a pharmaceutically acceptable salt of calcium and a pharmaceutically acceptable carrier constituting a pluronic lecithin organogel. In addition to calcium, the transdermal pharmaceutical composition may also contain a therapeutically effective amount of: (1) a pharmaceutically acceptably salt of other minerals such as magnesium, zinc, selenium, manganese, or chromium; (2) a vitamin such as vitamin A, vitamin D, vitamin C, vitamin E or B-complex vitamins, choline, lecithin, inositol, PABA, biotin, or bioflavomoids; (3) a carotenoid such as lycopene or lutein; (4) a hormone such as dehydroepiandrosterone, progesterone, pregnenolone, or melatonin; (5) an amino acid such as arginine, glutamine, lysine, phenylalanine, tyrosine, GABA, tryptophan, carnitine, or acetyl-l-carnitine; (6) a fatty acid such as a fish oil or flax seed oil; (7) a vita-nutrient such as coenzyme Q10; (8) a cartilage building nutrient such as glucosamine, chondroitin, or MSM, (9) a herb such as ginkgo biloba, echinacea, 5-HTP, St. John's wort, or saw palmetto; or (9) any combination thereof. The transdermal pharmaceutical composition may be topically administered to a human to prevent or reduce the likelihood of calcium deficiency or imbalances caused by calcium deficiency such as hypertension, high cholesterol, colon and rectal cancer, osteomalacia, rickets, osteoporosis, cardiovascular disease, preeclampsia, tooth decay, and premenstrual syndrome.

A composition providing an all-natural, non-surgical preventative of or improvement to disorders of the prostate gland is described. The invention relates to a composition for the prevention of or improvement of prostatitis, and for relieving symptoms and improving objective signs of prostatitis. The formula of the composition preferably includes the following ingredients each in a therapeutically effective amount: Vitamin C, Vitamin B6, Vitamin E, zinc, glycine, L-alanine, Glutamic acid, Saw palmetto, Pygeum extract, Pumpkin seed, Stinging nettle, Echinacea, garlic, Ginkgo leaves, and selenium.

A method of forming a multifunction solar cell including an upper subcell, a middle subcell, and a lower subcell, the method including: providing a substrate for the epitaxial growth of semiconductor material; forming a first solar subcell on the substrate having a first band gap; forming a second solar subcell over the first solar subcell having a second band gap smaller than the first band gap; forming a graded interlayer over the second subcell using a non-isoelectronic surfactant such as selenium or tellurium, the graded interlayer having a third band gap greater than the second band gap; and forming a third solar subcell over the graded interlayer having a fourth band gap smaller than the second band gap such that the third subcell is lattice mismatched with respect to the second subcell.

The invention relates to an intestinal nutrient preparation, in particular to an intestinal nutrient preparation which is fit for Asian people nutrient support and has balanced medical effect, which comprises carbohydrate, plant protein, fat, vitamin, prandial fiber, emulsifying thickener, sodium nutrition, calcium nutrition, phosphor nutrition, kalium nutrition, magnesium nutrition, ferrum nutrition, zinc nutrition, iodine nutrition, selenium nutrition, cuprum nutrition, chromium nutrition, manganese nutrition, balsam pear powder, etc.

The invention is a composition administrable orally to provide systemic glutathione (reduced) and a method for providing systemic glutathione by oral administration of glutathione (reduced) in a liposome encapsulation. The administration of a therapeutically effective amount of oral liposomal glutathione (reduced) results in improvement of symptoms in disease states related to glutathione deficiency such as Parkinson's disease and cystic fibrosis. Compounds enhancing the effect of the liposomal glutathione are contemplated such as Selenium, EDTA, carbidopa, and levodopa.

A method for treating a bacterial, viral, fungal, or vector-induced disease state. A therapeutically effective dose of a metal substance is delivered to the body of a potentially infected organism using a delivery methodology selected from the group consisting of syringes, auto-injectors, pricking devices, buccal embedding, transdermal patches, needle transdermal patches, aerosol inhalers, ingestible dissolvable capsules, encapsulated boluses, needle encapsulated boluses, and electrode catheterization methodologies. The metal substance is selected from the group consisting of silver, gold, copper, zinc, selenium, platinum, and their ions, alloys, salts, and combinations thereof. Preferably, an electrical current is introduced substantially in the course of utilizing the delivery methodology. The electrical current is preferably substantially varied over time, and is still more preferably a reversing electrical current.

Provided herein are novel phosphors useful in the manufacture of white light emitting diodes. The phosphors provided by the invention are described by the formula: described by the formula:

ZnS_xSe_y:Cu,A

in which x and y are each independently any value between 0 and about 1, subject to the proviso that the sum of x and y is equal to any number in the range of between about 0.75 and about 1.25; wherein A is optional and comprises at least one additional element selected from the group consisting of: Ag, Al, Ce, Tb, Cl, I, Mg, and Mn, including mixtures thereof, and wherein Cu is present in any amount between about 0.0001% and about 5% in mole percent based on the total molar weight of said composition. Standard techniques used in phosphor deposition for the manufacture of light emitting diodes which comprise phosphors may be employed to produce LED's having a white light output when the phosphors of the invention are utilized.

Methods and devices are provided for forming multi-nary semiconductor. In one embodiment, a method is provided comprising of depositing a precursor material onto a substrate, wherein the precursor material may include or may be used with an additive to minimize concentration of group IIIA material such as Ga in the back portion of the final semiconductor layer. The additive may be a non-copper Group IB additive in elemental or alloy form. Some embodiments may use both selenium and sulfur, forming a senary or higher semiconductor alloy. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.

The invention discloses a cultivated method of nervous stem cells, it includes following steps:1, Nervous stem cells substrate of human being is made up of base cultivate liquid which is compounded by mixing DMEM and F12 by rate of 1:1, and insulin, muriatic acid butyl amic, selenium natrium, ydrogen cortisone, L-glutamic acyl amic, man-turn iron albumen, flavone; 2, Noumenon serum of patient themselves is gathered immediately; 3. Noumenon serum of patient themselves is put into compounded Nervous stem cells substrate of human being, them, it is incubated by adding 3-7% CO2 warmer under conditino of 35C-38C. The method of the invention is simple, and invention has better repetition and its operation is simple and convenient; it plays an inestimable part in researching, teaching, clinic application, etc all of which relate to nervous stem cell and its application.

A recovery method for copper indium gallium selenide. The method includes firstly using a mixed solution of hydrochloric acid and hydrogen peroxide to dissolve the metal powder containing CIGS. After selenium is separated using hydrazine, copper is replaced by indium metal. Finally, indium and gallium are separated by a supported liquid membrane (SLM) combined with a dispersed stripping solution. The acid used in all the steps of the method is hydrochloric acid, so the copper indium gallium selenium can be separated one by one without the conversion of the solution during the operation, effectively reducing the process time and cost.

The invention discloses a strain of Streptomyces and application thereof. The biocontrol Streptomyces is blastmycin Streptomyces and its strain number is JZB130180, which is registered in the general microbiological center of China Committee for Culture Collection of Microorganisms with CGMCC No. 13270. The strain had significant antagonistic effect on 14 kinds of plant pathogenic fungi and 6 kinds of plant pathogenic bacteria in agricultural production, and has wide antimicrobial spectrum. The strain produces chitinase, cellulase, protease and selenium, and has the basic characteristics of biocontrol bacteria. The fermentation broth of this strain has strong control effect on tomato gray mold and peach brown rot, and has significant promotion action on the tomato plants, which indicated that the strain had a broad application prospect in the field of biological control of plant diseases.

The present invention relates to a cultivation method of selenium-enriched sprout seedling vegetable. Said cultivation method includes the following steps: selecting seed for cultivating sprout seedling vegetable, soaking seed, sprouting, applying fertilizer, illumination management, water content management and picking. In particular, said invention utilizes the above-mentioned method to cultivate green radish sprout seedling regetable containing high selenium content.

The invention relates to a planting method of oilcamellia rich in selenium. The method comprises woodland selection, scientific soil preparation, density rationalization, scientific planting, intensive cultivation, selenium fertile application, scientific fertilization, pest and disease damage prevention and cure, and fruit harvest. According to the method, the oilcamellia rich in the selenium can be planted in selenium-deficient soils, and can be popularized and applied widely.

The invention relates to a method for pre-processing anode mud and recycling rare metals. The invention carries out pre-processing on the anode mud of copper and lead ions and recycling the rare metals; firstly the anode mud is extracted by an acid liquid; a primary acid extraction liquid and the primary decopper anode mud are obtained by filtering; the primary decopper anode mud after being stirred and grinded with sodium carbonate is extracted by metric acid or acetic acid to obtain the deleading anode mud; after sulfated roasting for steaming selenium is carried out on the primary decopper anode mud or the deleading anode mud, the steaming selenium anode mud is extracted by the acid liquid; a secondary acid extraction liquid and the secondary decopper anode mud are obtained by filtering. The acid extraction liquid recycles the selenium and Te by reducing or recycles the slag of selenium and Te by directly adding alkali to react in the acid extraction liquid. The secondary acid extraction liquid after recycling the Te by reducing uses alkali or adds water to dilute and adjust the pH value of a filter liquid and obtain the slag of bismuth by filtering. The method of the invention has a simple flow, a high recycling rate of selenium, Te and bismuth; the noble metals can be enriched and the recycling rate of gold and silver can be remarkably improved.

This invention relates to a preparation method for Cu In Ga Se or CuInGaS solar energy battery absorption layer, which prepares a CuInGa metal prefabricated layer with a vacuum magnet control sputter method on a NaCa glass Mo substrate then to be pre-evaporated in a thermal process vacuum chamber to be selenized or sulfurized characterizing that the target material applied in the vacuum sputter method is CuIn alloy or CuGa alloy or CuInGa alloy, the selenization or sulfurization is carried in vacuum, which rises the temperature of Se or S source to make them evaporate to spread a layer of Se or S on the prefabricated surface to be radiated by a halogen-tungsten lamp to generate selenized or sulfurized chemical reaction to get the CuInGse or GuInGs absorption layer.

The present invention relates to the compositions that enhance post-exercise recovery processes to increase both strength and muscle mass, replace glycogen stores, and prevent inflammation, resulting in the prevention and/or reduction of delayed onset muscle soreness. Additionally, it provides a feeling of muscle relaxation as well as a feeling of mental tranquility immediately following exercise. The composition consists of any or all high-glycemic sugars and/or polysaccharides (e.g., sucrose, glucose, maltodextrin), all essential amino acids and beta-hydroxy-beta-methylbutyrate and can include other amino acids sources (e.g. whey protein), performance enhancing agents (e.g., caffeine, L-glutamate), anti-inflammatory agents (e.g., ginger, boswellia, curcumen), antioxidants (vitamin C, vitamin E, selenium, polyphenols,), insulin-mimicking agents (cinnamon, Banaba), analgesics (e.g. aspirin, ibuprofen, naproxen, acetaminophen), and to methods of treating humans and animals by administration of these novel compositions to humans and animals in need thereof.

The nutritious rice with rich organic selenium and zinc is produced through diluting organic selenium and zinc chelating agent solution containing selenium in 3.56-7.12 g/kg and zinc in 45.30-67-94 g/kg in the amount of 200 g/mu with water in 150-300 times, spraying the diluted solution to rice leaf in the tillering period, booting period and grain filling period of rice for rice to absorb and convert, and other steps. The nutritious rice has selenium and zinc content of 0.070-0.270 ppm and 12-25 mg ppm separately, 2-10 times and 2-5 times higher than common rice product separately. The nutritious rice of the present invention may be used in producing public food for human body to replenish selenium and zinc.

Processes for making a solar cell by depositing various layers of components on a substrate and converting the components into a thin film photovoltaic absorber material. Processes of this disclosure can be used to control the stoichiometry of metal atoms in making a solar cell for targeting a particular concentration and providing a gradient of metal atom concentration. A selenium layer can be used in annealing a thin film photovoltaic absorber material.

The invention relates to element-negative-ion-releasing sterilizing mite-preventing electromagnetic-wave-preventing fire-retarding nano-grade fabric used in vehicles. The invention belongs to the technical field of textile fiber fabric production of vehicle-use nano-grade decorative fabric with functions of refreshing and air-purifying. The fabric is a nano-grade functional healthy textile. The nano-grade fabric provided by the invention is produced form chitosan, which is a natural high polymer extracted from shells of shellfishes, crabs and shrimps; a natural antibiotic humectant SCJ-920; a high-efficiency mite-preventing antibacterial agent SCJ-998; nano-grade negative-ion powder SCJ-900; negative-ion far infrared healthcare slurry 700; a fire retarding finishing agent ATF; an aromatic finishing agent SCM; electromagnetic-wave-preventing ferrites Fe2O3, Fe3O4, and Fe; substances such as TiO2, Al2O3, and ZnO used for providing far infrared radiation; an Ag-embedded nano-TiO2 (AT) antibacterial agent; nano-grade selenium or organic selenium which is rare on earth; organic germanium, Chinese herbal medicines, essential oil, maifanite, tourmaline nano-grade powder and other materials. A mixture of the materials is added to cotton, linen, wool, silk, polyamide fiber, acrylic fiber, terylene or viscose fiber spinning liquid, and the nano-grade fabric is produced through weaving.

The invention discloses a Cu-In-Ga-Se or Cu-In-Al-Se solar battery absorbing layer target pertaining to the field of photoelectric functional materials, and a preparation method thereof. High-purity cuprous selenide powder, indium selenide powder, gallium selenide powder or aluminum selenide powder are fully mixed evenly according to the stoichiometric ratio of a CuIn1-xGaxSe2 or CuIn1-xAlxSe2 solar battery absorbing layer, and then sintered and molded by hot-pressing under protective atmosphere or made into a biscuit after cold press molding or cold isostatic pressing, and the biscuit is sintered under protective atmosphere and certain pressure or does not go through pressure sintering. The technique of the invention is simple and convenient, has high efficiency and low cost, and the produced sputtering target is provided with uniform composition and homogeneous CuIn1-xGaxSe2 or CuIn1-xAlxSe2 phase, with the relative density more than 90 percent and stable performance. The invention is mainly applied to the preparation of a Cu-In-Ga-Se and Cu-In-Al-Se solar thin film battery absorbing layer.

The invention discloses a selenium-enriched rice planting method. The method includes the following steps of land selecting, field finishing, seed treatment, sowing and seedling raising, seedling transplant, fertilizer management in the later period, irrigation treatment and selenium-enriched rice harvesting. Before seedlings are transplanted, selenium-enriched base fertilizer in a complex state is applied in the rice field, and a certain selenium source is provided for rice; at the beginning of panicle emergence and flowering of rice and grouting, the selenium-enriched compound fertilizer is applied in the rice field again, the selenium-enriched fertilizer is evenly distributed around roots of the seedlings in the growth process, the selenium in a complex state from soil is absorbed by the roots of the plants and then enters the inner cycle systems of the plants and participates in synthesis of protein through the path from stems to leaves to flowers and fruits, and finally, the selenium in an ionic condition from soil is stored in the seeds in the form of selenoprotein. The selenium-enriched rice tastes good and is high in nutrient matter content, and the content of the selenium of the rice can reach over 0.2 mg/kg and meets the national selenium-enriched standard.

This invention related generally to methods of detecting and quantifying biomarkers of oxidative stress in proteins. The biomarker may be any amino acid that has undergone oxidation (or other modification, e.g. chloro-tyrosine, dityrosine). Emphasis is given herein on oxidized sulfur- or selenium-containing amino acids (SSAA). The biomarker of oxidative stress in proteins may be detected with an antibody that binds to oxidized amino acids, specifically oxidized sulfur- or selenium-containing amino acids. The antibody may be monoclonal or polyclonal. The presence of biomarker or amount of biomarker present in a sample may be used to aid in assessing the efficacy of environmental, nutritional and therapeutic interventions, among other uses.

The invention discloses a method for preparing boron doped grapheme, which is characterized in that reactive metal is used for reacting with low carbon halogenated hydrocarbon and boron source, in-situ boron doped grapheme can be realized under specific reaction condition. Compared with grapheme prepared by chemical vapor deposition and arc discharge method, the method of the invention has the advantages of simple operation, safety, no toxicity, low cost, less defect, good conductivity, high quality boron doped grapheme. The obtained grapheme possesses wide application prospect in the fields of solar energy batteries of photoelectric devices such as copper indium gallium selenium, cadmium telluride and dye sensitization, flat display, super capacitor, field emission material and lithium ion battery.

Lightweight photoelectrochemical system for real-time hydrogen production from water and sunlight, using lightweight multi-junction photo electrodes made from the highly reliable and efficient copper indium selenide thin films, preferably made by low-cost electrodeposition on flexible foil.

The invention relaters to a process for producing an oligomeric product by oligomerisation of at least one olefinic compound, the process including a) providing an activated oligomerisation catalyst by combining, in any order, i) a source of chromium, ii) a ligating compound of the formula I (R¹)_mX¹(Y) X² (R²)_n. . . . I wherein X¹ and X² are independently an atom selected from the group consisting of nitrogen, phosphorus, arsenic, antimony, bismuth, oxygen, sulphur and selenium or said atom oxidized by S, Se, N or O where the valence of X¹ and/or X² allows for such oxidation, Y is a linking group between X¹ and X², m and n are independently 0, 1 or a larger integer, and R¹ and R² are independently hydrogen, a hydrocarbyl group, an organoheteryl group or a heterohydrocarbyl group, and R1 being the same or different when m>1, and R² being the same or different when n>1, iii) a catalyst activator or combination of catalyst activators, b) providing a zinc compound, and c) contacting the at least one olefinic compound with a composition containing the activated oligomerisation catalyst and the zinc compound, the zinc compound being present in a sufficient quantity such that the ratio of the molar amount of zinc in the zinc compound to the molar amount of chromium in the source of chromium is between 1 and 10000 The invention also provides for a process for activating an oligomerisation catalyst to be used to produce an oligomeric product from at least one olefinic compound, as described above