Abstract: Substrate that is vapor-deposited with dopant-added ZnO thin film is loaded into a heat-treating chamber, and heat-treated quickly under gas atmosphere to activate the dopant. A thin film phosphor having new luminescence peak can be fabricated by quick-heat-treatment of zinc compound semiconductor under hydrogen atmosphere. This thin film phosphor can replace the conventional blue luminescence using alloy-type ZnO and furthermore can be utilized as blue light emitting material for flat plate display elements such as FED and PDP.

Abstract: The present invention provides a pharmaceutical composition comprising the extract of hardy kiwifruit as an active ingredient in an effective amount to treat and prevent allergic disease and non-allergic inflammatory disease by reducing inflammation action, by inhibiting histamine release from mast cell, and by increasing the level of Th1 cytokines, IgG2a in serum and reducing the level of Th2 cytokines and IgE in serum. The present invention also provides a use of above extract for the preparation of pharmaceutical composition. The present invention also provides a health food or food additives, a cosmetic composition, a feed or feed additives comprising above extract for prevention or alleviation of allergic disease and non-allergic inflammatory disease by reducing inflammation action, by inhibiting histamine release from mast cell, and by increasing the level of Th1 cytokines, IgG2a in serum, and reducing the level of Th2 cytokines and IgE in serum.

Abstract: The present invention is related to pharmaceutical composition comprising an extract of Lentinus lepideus prepared by inventive preparation showing immune enhancing and immune modulating activity.

Abstract: There is provided a cathode for a lithium secondary battery comprising vanadium oxide as a cathode active material and a conductive material stable in oxygen or sulfur atmosphere such as platinum, a conductive material stable in oxygen or sulfur atmosphere, particularly, platinum added to the vanadium oxide electrode contributes to structural stabilization of the vanadium oxide and to reduction of internal resistance, thereby improving conductivity and cycle in characteristic compared to vanadium oxide electrode without comprising such a conductive material. Accordingly, the cathode of the present invention can be used in various lithium secondary batteries including a thin film battery and bulk battery.

Abstract: The present invention is related to a crude drug composition essentially comprising herbs of Sinapis Semen Alba, Ginseng Radix, Zingiberis Rhizoma Siccus, Amomi Fructus, Myristicae Semen, Saussureae Radix, Cyperi Rhizoma, Magnoliae Cortex, Arecae Semen, Crataegi Fructus, Atractylodes Rhizoma Alba, Agastachis Herba, Glycyrrhiza Radix and additionally comprising at least one herb selected from group consisting of Polygonati Rhizoma, Artemisiae Argyi Folium, Forsythiae Fructus, Caryophylli Flos, Raphani Semen, Menthae Herba according to the need for the prevention and treatment of gastrointestinal dyskinetic diseases and methods of using the above crude drug composition and pharmaceutical composition as prokinetic agent.

Abstract: The present invention relates to a ring-type piezoelectric ultrasonic motor that is different from the electro-magnetically driven conventional motors and that has applications in robots and automation equipments. More specifically, the present invention relates to a ring-type piezoelectric ultrasonic motor that is driven by a frictional force between rotor and stator, and stator is produced a mechanical displacement by a piezoelectric ceramics applying an alternate electric field with an ultrasonic frequency (above 16 kHz).

Abstract: The present invention is related to pharmaceutical composition essentially comprising herbal extract of Chaenomelis Fructus, Achyranthis Radix, Acanthopanax, Phlomidis Radix, Gentianae Radix, Clematidis Radix, and additionally comprising herbal extract selected from group consisting of Angelicae Radix, Cnidii Rhizoma, Gastrodiae Rhizoma, Safflower, Cinnamomi Cortex, Job's tear, Aurantii nobilis Pericapium, Ledebouriellae Radix, Lonicera japonica, Akebiae caulis, Caragana chamlagu, Licorice root, Notopterygium incisum, Persicae semen, Eucommia ulmoides, Atractylodes Rhizoma, Torilis japonica according to the need for the prevention and treatment of arthritic diseases and methods of using the above extracts and composition as potent anti-inflammatory and anti-arthritic agents.

Abstract: A surface smoothing device and method thereof which flattens a surface of a sample by irradiating ionized gas of cluster state comprises: an operating gas supplying device for supplying operating gas; a diffusion chamber connected to a convergent and divergent nozzle which changes the operating gas supplied from the operating gas supplying device into cluster state; a source chamber including a skimmer connected to the diffusion chamber for extracting a part of the operating gas in cluster state, and an ionizing device for ionizing the operating gas of cluster state selected by the skimmer; an acceleration chamber including a lens for increasing a density of the cluster ion beam current, and an accelerating device for accelerating the cluster ion; and a process chamber in which the accelerated cluster ion is irradiated on a sample of ITO thin film to flatten the surface of the sample.

Abstract: According to the present invention, there is provided a plasma polymerization surface modification of a metal for enhancing its applicability for use in refrigerating and airconditioning such as in constructing heat exchanges, by using a DC discharge plasma, compriding the steps of: (a) positioning an anode electrode which is substantially of metal to be surface-modified and a cathode electrode in a chamber, (b) maintaining a pressure in the chamber at a predetermined vacuum level, (c) blowing a reaction gas composed of an unsaturated aliphatic hydrocarbon monomer gas or flourine-containing monomer and silicon containing monomer gas at a predetermined pressure and a non-polymerixable gas at a predetermined pressure into the chamber, and (d) applying a voltage to the electrodes in order to obtain a DC discharge, whereby to obtain a plasma consisting of positive and negative ions and radicals generated from the unsaturated aliphatic hydrocarbon monomer gas and the non-plymerizable gas, and then forming a polyme

Abstract: According to the present invention, there is provided a plasma polymerization surface modification of a metal for enhancing its applicability for use in refrigerating and air conditioning such as in constructing heat exchanges, by using a DC discharge plasma, comprising the steps of: (a) positioning an anode electrode which is substantially of metal to be surface-modified and a cathode electrode in a chamber, (b) maintaining a pressure in the chamber at a predetermined vacuum level, (c) blowing a reaction gas composed of an unsaturated aliphatic hydrocarbon monomer gas or fluorine-containing monomer and silicon containing monomer gas at a predetermined pressure and a non-polymerizable gas at a predetermined pressure into the chamber, and (d) applying a voltage to the electrodes in order to obtain a DC discharge, whereby to obtain a plasma consisting of positive and negative ions and radicals generated from the unsaturated aliphatic hydrocarbon monomer gas and the non-polymerizable gas, and then forming a poly

Abstract: The present invention relates to a fabrication method of blue light emitting ZnO thin film phosphor. More particularly, the invention relates to a fabrication method of blue light emitting ZnO thin film phosphor simply by heat treatment without making Al-added alloy.

Abstract: According to the present invention, there is provided a plasma polymerization surface modification of a metal for enhancing its applicability for use in refrigerating and air conditioning such as in constructing heat exchanges, by using a DC discharge plasma, comprising the steps of: (a) positioning an anode electrode which is substantially of metal to be surface-modified and a cathode electrode in a chamber, (b) maintaining a pressure in the chamber at a predetermined vacuum level, (c) blowing a reaction gas composed of an unsaturated aliphatic hydrocarbon monomer gas or fluorine-containing monomer and silicon containing monomer gas at a predetermined pressure and a non-polymerizable gas at a predetermined pressure into the chamber, and (d) applying a voltage to the electrodes in order to obtain a DC discharge, whereby to obtain a plasma consisting of positive and negative ions and radicals generated from the unsaturated aliphatic hydrocarbon monomer gas and the non-polymerizable gas, and then forming a poly

Abstract: According to the present invention, there is provided a plasma polymerization surface modification of a metal for enhancing its applicability for use in refrigerating and air conditioning such as in constructing heat exchanges, by using a DC discharge plasma, comprising the steps of: (a) positioning an anode electrode which is substantially of metal to be surface-modified and a cathode electrode in a chamber, (b) maintaining a pressure in the chamber at a predetermined vacuum level, (c) blowing a reaction gas composed of an unsaturated aliphatic hydrocarbon monomer gas or fluorine-containing monomer and silicon containing monomer gas at a predetermined pressure and a non-polymerizable gas at a predetermined pressure into the chamber, and (d) applying a voltage to the electrodes in order to obtain a DC discharge, whereby to obtain a plasma consisting of positive and negative ions and radicals generated from the unsaturated aliphatic hydrocarbon monomer gas and the non-polymerizable gas, and then forming a poly

Abstract: According to the present invention, there is provided a plasma polymerization surface modification of a metal for enhancing its applicability for use in refrigerating and air conditioning such as in constructing heat exchanges, by using a DC discharge plasma, comprising the steps of: (a) positioning an anode electrode which is substantially of metal to be surface-modified and a cathode electrode in a chamber, (b) maintaining a pressure in the chamber at a predetermined vacuum level, (c) blowing a reaction gas composed of an unsaturated aliphatic hydrocarbon monomer gas or fluorine-containing monomer and silicon containing monomer gas at a predetermined pressure and a non-polymerizable gas at a predetermined pressure into the chamber, and (d) applying a voltage to the electrodes in order to obtain a DC discharge, whereby to obtain a plasma consisting of positive and negative ions and radicals generated from the unsaturated aliphatic hydrocarbon monomer gas and the non-polymerizable gas, and then forming a poly

Abstract: The present invention relates to a battery having a trench structure which can increase an effective area per unit area, and a fabrication method therefor. The battery according to the present invention forms trenches on thin film elements including a substrate, thereby increasing a contact interface between a cathode and an electrolyte and between the electrolyte and an anode, and simultaneously increasing an amount of an electrode per unit area. As a result, the present invention provides a high performance battery that a current density and a total current storage density are increased, and a charging speed after discharge is improved. The trench structure of the present invention can adapt to a bulk battery as well as a thin film battery.

Abstract: A high density ceramic thick film is fabricated by providing vehicle comprising an organic binder and solvent, dispersing ceramic powders into the vehicle to be paste, forming the paste to thick film by screen printing, removing the organic binder from the film, applying sol or sol-like solution to the surface of the film so that the sol or sol-like solution can infiltrate into the film, removing remaining sol or sol-like solution from the surface of the film, drying and preheating the film, and sintering the film.

Abstract: The vacuum insulator in accordance with the present invention comprises glass white wool body which density is 0.1˜0.5 g/cm3 in density and is below 0.0023 kcal/mh° C. in thermal conductivity, and a non permeable container surrounding the body in which the pressure is between 10−6 ˜10−1 torr. The vacuum insulator is fabricated by piling up glass white wool, thermal-pressutizing the piled glass white wool to form a body of 0.1˜0.5 g/cm3 in density wherein the pressurizing is done at 0.007˜1.5 kg/cm2 and under 20° C. for more than 10 minutes, putting the body in the non-permeable container, and producing a vacuum in the container.

Abstract: The present invention relates to a ring-type piezoelectric ultrasonic motor that is different from the electro-magnetically driven conventional motors and that has applications in robots and automation equipments. More specifically, the present invention relates to a ring-type piezoelectric ultrasonic motor that is driven by a frictional force between rotor and stator, and stator is produced a mechanical displacement by a piezoelectric ceramics applying an alternate electric field with an ultrasonic frequency (above 16 kHz).

Abstract: An economical method of fabricating a high quality ZnO thin film with only NBE and without any deep-level emission at room temperature in order to replace conventional III-V group compounds such as GaN, and an apparatus therefor. The method comprises the steps of introducing argon (Ar) and oxygen (O2) into a vacuum chamber while maintaining a vacuum level of 1-100 mTorr in the vacuum chamber, preheating a substrate, depositing a ZnO monocrystal thin film on the substrate by RF magnetron sputtering while introducing carbon(C) or nitrogen (N) atoms from an atomic radical source installed over the substrate, and slowly cooling the substrate while maintaining a partial pressure of oxygen in the vacuum chamber at a partial pressure level used while depositing the ZnO thin film.

Abstract: An apparatus for surface modification of a polymer, metal and ceramic material using an ion beam (IB) is disclosed, which is capable of supplying and controlling a voltage (220) applied to a material to be surface-modified so that an ion beam (IB) energy irradiated to the material is controlled, differentiating the degree of the vacuum of a reaction gas in a portion of a vacuum chamber in which the ion beam is irradiated from that in a portion in which the ion beam is generated, and also being applicable for both-side irradiating processing and continuous processing.