Abstract: Provided are a fructose-4-epimerase variant having tagatose conversion activity, and a method of preparing tagatose using the same.

Abstract: Unique compounds useful for inhibiting a proteasome in a cell, pharmaceutical compositions and methods of their use are provided herein.

Abstract: Provided are a composition for producing tagatose, comprising fructose-6-phosphate 4-epimerase, and a method of producing tagatose using the same.

Abstract: A gas injection apparatus includes a supply block including central gas ports configured to supply a process gas provided from a gas supply source; a diffusion cover under the supply block and including a branch duct which is connected to the central gas ports; a plurality of spray nozzles on a lower surface of the diffusion cover and connected to the branch duct, the plurality of spray nozzles configured to spray the process gas; and a shower head under the plurality of spray nozzles and including a plurality of spray holes vertically passing through the shower head, the plurality of spray holes configured to evenly spray the process gas sprayed by the plurality of spray nozzles. The diffusion cover further includes a concave portion at an upper surface thereof, the concave portion facing the central gas ports and concaved downward.

Abstract: One aspect of the present disclosure relates to a noise masking method through variable masking sound level conversion, capable of adjusting an interval for changing a level of a masking sound for masking noise to an optimal interval so that the masking sound is not perceived as noise, by determining a fluctuation trend of a level of audible noise and adjusting the interval for changing the level of the masking sound for masking the noise into an optimal environment through a control unit.

Abstract: Provided are a tagatose-bisphosphate aldolase variant having tagatose conversion activity, and a method of preparing tagatose using the same.

Abstract: Provided are a novel fructose-C4-epimerase and a method of producing tagatose using the same.

Abstract: A thin film deposition apparatus includes: a chamber configured to process a plurality of substrates; a plurality of heater members disposed to correspond to the substrates to heat the substrates; a plurality of lift pins configured to be elevated through the heater members and support lower surfaces of the substrates; a plurality of support plates on which lower ends of the lift pins are configured to be seated; a plurality of support columns coupled with and supporting the heater members; and a plurality of spray ports configured to supply a process gas to the substrates, wherein the support plates are mounted on a plurality of seats formed on at least one side of the chamber, and configured to be elevated together with the heater members when the heater members are elevated.

Abstract: A thin film deposition apparatus includes: a chamber configured to process a plurality of substrates; a plurality of heater members disposed to correspond to the substrates to heat the substrates, respectively; a plurality of lift pins configured to support lower surfaces of the substrates while elevating through the heater members, respectively; a plurality of heat shield plates, having a heat shield function between the heater members, on which lower ends of the lift pins are configured to be seated; and a plurality of support columns coupled with and supporting the heater members.

Abstract: A pH measuring device is disclosed. One aspect includes a body unit including a hollow portion and a through-portion formed in a first region so that the hollow portion communicates with the outside; an electrode unit including a reference electrode and a sensing electrode including different materials and configured to measure the pH in a living body by allowing a first end to be located in the hollow portion and a second end opposite to the first end to be exposed to the outside of the body unit through the through-portion; and a wireless communication unit configured to transmit a pH measurement value sensed by the electrode unit to the outside.

Abstract: Provided are ribulose-phosphate 3-epimerase, a microorganism and a composition, each including the ribulose-phosphate 3-epimerase, and a method of producing psicose-6-phosphate or psicose using the same.

Abstract: Unique compounds useful for inhibiting a proteasome in a cell, pharmaceutical compositions and methods of their use are provided herein.

Abstract: The present disclosure relates to a composition for tagatose production and a method for preparing tagatose using the same.

Abstract: Provided are a novel composition for preparing allulose and a method of preparing allulose using the same.

Abstract: A semiconductor memory device comprises: a memory cell array including a word line stack including word lines vertically stacked; and a sub word line driver block including sub word lines disposed below an end portion of the word line stack, wherein the word lines and the sub word lines extend in directions, respectively, crossing each other.

Abstract: A substrate processing device according to an embodiment of the present invention includes a disk part disposed in a chamber in which a heating means is provided, and a pocket part installed on one surface of the disk part and on which a substrate is seated. A heat hole through which heat generated by the heating means passes may be formed on an installation surface of the disk part on which the pocket part is installed, or a gear hole through which the heat of the heating means passes may be formed in a pocket gear facing the disk part.

Abstract: The present application relates to a fructose-4-epimerase variant exhibiting tagatose conversion activity and a method for preparing tagatose using the same.

Abstract: The present disclosure relates to a composition for producing tagatose, comprising fructose-6-phosphate-4-epimerase, and a method of producing tagatose using the same.

Abstract: One aspect of the present disclosure relates to a noise masking method through variable masking sound level conversion, capable of adjusting an interval for changing a level of a masking sound for masking noise to an optimal interval so that the masking sound is not perceived as noise, by determining a fluctuation trend of a level of audible noise and adjusting the interval for changing the level of the masking sound for masking the noise into an optimal environment through a control unit.

Abstract: The present disclosure relates to novel fructose-C4-epimerase and a method of preparing tagatose using the same.