Abstract: The present invention relates to a catalyst for coating a surface of a porous material and a method of treating the surface of the porous material. More particularly, when the catalyst for coating a surface of a porous material and the method of treating the surface of the porous material of the present invention are used for butadiene synthesis reaction under high gas space velocity and high pressure conditions, heat generation may be easily controlled and differential pressure may be effectively alleviated, thereby providing improved reactant conversion rate and product selectivity.

Abstract: A linear evaporation source and a deposition apparatus having the same are disclosed. In one aspect, the linear evaporation source includes i) a crucible being open on one side thereof and configured to store a deposition material and ii) a plurality of partitions dividing an internal space of the crucible, wherein each of the partitions has at least one opening in a lower portion thereof. The source further includes i) a nozzle section located on the open side of the crucible and comprising a plurality of nozzles, ii) a heater configured to heat the crucible and iii) a housing configured to accommodate the crucible, the nozzle section, and the heater.

Abstract: Disclosed are a method of preparing conjugated diene and a device therefor. More particularly, disclosed a method of preparing conjugated diene, wherein generated gas including butadiene is cooled and then water discharged at a lower part is not directly treated as waste water and subjected to byproduct removal and steam-extraction to utilize converted steam, and an installation issue of an existing biological waste water disposal equipment due to an excessive amount of byproducts can be resolved, and a device therefor are disclosed.

Abstract: The present invention relates to a bismuth molybdate-based composite oxide catalyst having a microporous zeolite coating layer on the surface thereof and thus having high selectivity for 1,3-butadiene, a method of preparing the same, and a method of preparing 1,3-butadiene using the same. The catalyst has a microporous zeolite coating layer, and thus enables only gaseous products (light) to selectively pass through the zeolite coating layer, improving selectivity for 1,3-butadiene.

Abstract: A thin film transistor array panel includes a substrate, a gate insulating layer, an interface layer, and a semiconductor layer. The gate insulating layer is disposed on the substrate. The interface layer is disposed on the gate insulating layer. The semiconductor layer is disposed on the interface layer. The interface layer includes a fluorinated silicon oxide. The semiconductor layer includes a p-type oxide semiconductor material.

Abstract: A display method and apparatus for controlling a voice recognition system are provided. When a user's voice for controlling the display apparatus is input, the method of controlling the display apparatus transmits the voice's user to the interactive server, while determining whether the user's voice is a pre-stored command in the display apparatus, and in response to the user's voice not being a pre-stored command in the display apparatus and the control information which corresponds to the user's voice and first guide information guiding the pre-stored command capable of the same function as the user's voice are transmitted from the interactive server, the method performs the function of the display apparatus, according to the control information transmitted from the interactive server, and displays the first guide information.

Abstract: A display apparatus and a displaying method thereof are provided. The displaying method of the display apparatus includes displaying a cursor, changing a manipulation mode of the display apparatus based on an input, and changing the cursor to a highlight or a mode guide icon corresponding to the changed manipulation mode.

Abstract: The present invention relates to a method of preparing butadiene. More particularly, the present invention relates to a method of preparing butadiene by feeding butene and oxygen into a reactor containing a composite metal oxide catalyst and performing oxidative dehydrogenation, wherein a mole ratio of the oxygen to the butene is 1.8 to 2.2. In accordance with the present invention, a method of preparing butadiene to secure long-term operation stability by maintaining the intensity of a catalyst despite oxidative dehydrogenation and not to decrease selectivity due to less side reaction is provided.

Abstract: A method for controlling an electronic apparatus which uses voice recognition, and an electronic apparatus applying the same are provided. The method includes, in response to a voice start command being input through a first microphone included in the electronic apparatus, converting a mode of the electronic apparatus to a first voice task mode and displaying a first icon corresponding to the first voice task mode; in response to the voice start command being input through a second microphone included in a remote control device, converting the mode of the electronic apparatus to a second voice task mode and displaying a second icon corresponding to the second voice task mode; displaying voice guide information; and in response to a user voice being input while the voice guide information is displayed, displaying a list including a plurality of items related to the user voice.

Abstract: A display method includes displaying content on a screen and if a non-contact user motion having directivity is input, analyzing a direction of input non-contact user motion and dividing the screen into plural screens according to the directivity of the non-contact user motion.

Abstract: Disclosed is an electronic device including a rotation member that rotates in a first direction or a second direction, a memory configured to store a specific rotation pattern, and a controller configured to, if a rotation pattern of the rotation member between the first direction and the second direction matches with the specific rotation pattern, perform a functional operation corresponding to the specific rotation pattern.

Abstract: A display apparatus and a voice controlling method thereof are provided. The voice controlling method includes receiving a voice of a user; converting the voice into text; and sequentially changing and applying a plurality of different determination criteria to the text until a control operation corresponding to the text is determined; and performing the determined control operation to control the display apparatus.

Abstract: A method for inputting letters in a display apparatus are provided. The method includes displaying an input user interface (III) including a plurality of letter items arranged in a row, each of the plurality of letter items representing at least one letter, receiving a user command to select a letter item from the plurality of letter items, and displaying, in response to the user command, an extension UI including at least one letter item related to the selected letter item around the selected letter item, the at least one letter item included in the extension UI representing at least one letter or at least one input function.

Abstract: Disclosed are a catalyst composition for oxidative dehydrogenation and a method of preparing the same. More particularly, disclosed is a catalyst composition comprising a multi-ingredient-based metal oxide catalyst and a mixed metal hydroxide. The catalyst composition and the method of preparing the same according to the present disclosure may prevent loss occurring in a filling process due to superior mechanical durability and wear according to long-term use, may inhibit polymer formation and carbon deposition during reaction, and may provide a superior conversion rate and superior selectivity.

Abstract: Disclosed are a method of preparing conjugated diene and a device therefor. More particularly, disclosed a method of preparing conjugated diene, wherein generated gas including butadiene is cooled and then water discharged at a lower part is not directly treated as waste water and subjected to byproduct removal and steam-extraction to utilize converted steam, and an installation issue of an existing biological waste water disposal equipment due to an excessive amount of byproducts can be resolved, and a device therefor are disclosed.

Abstract: An electronic apparatus and a control method thereof are provided, which displays first voice guide information indicating voice commands available to control the electronic apparatus, and if a command to control an external device connected to the electronic apparatus is received, changes the first voice guide information and displays second voice guide information to indicating voice commands available to control the external device.

Abstract: Provided are a method of preparing a multicomponent bismuth-molybdenum composite metal oxide catalyst, and a multicomponent bismuth-molybdenum composite metal oxide catalyst prepared thereby. According to the preparation method, since the almost same structure as that of a typical quaternary bismuth-molybdenum catalyst may be obtained by performing two-step co-precipitation, i.e., primary and secondary co-precipitation, of metal components constituting the catalyst, the reduction of catalytic activity due to the deformation of the structure of the catalyst may be suppressed.

Abstract: An electronic apparatus and a control method thereof are provided, which displays first voice guide information indicating voice commands available to control the electronic apparatus, and if a command to control an external device connected to the electronic apparatus is received, changes the first voice guide information and displays second voice guide information to indicating voice commands available to control the external device.

Abstract: The present invention relates to a method of preparing butadiene. More particularly, the present invention relates to a method of preparing butadiene by feeding butene and oxygen into a reactor containing a composite metal oxide catalyst and performing oxidative dehydrogenation, wherein a mole ratio of the oxygen to the butene is 1.8 to 2.2. In accordance with the present invention, a method of preparing butadiene to secure long-term operation stability by maintaining the intensity of a catalyst despite oxidative dehydrogenation and not to decrease selectivity due to less side reaction is provided.

Abstract: An electronic apparatus and a control method thereof are provided, which displays first voice guide information indicating voice commands available to control the electronic apparatus, and if a command to control an external device connected to the electronic apparatus is received, changes the first voice guide information and displays second voice guide information to indicating voice commands available to control the external device.