Abstract: Disclosed are a mixed surfactant for preparing a transparent microemulsion and a fine nanoemulsion without using a certain high-pressure microfluidizer. A transparent microemulsion can be prepared only by simple stirring in a ternary component system formed by adding an oil and purified water to the surfactant mixture. In addition, a nanoemulsion can be prepared in the ternary component system under simple conditions. The microemulsion is applicable to various cosmetics, can be absorbed quickly in the skin and exhibits excellent skin improvement effects such as moisturizing, fine wrinkle alleviation, and whitening and lifting improvement effects.

Abstract: Disclosed are substrate degassing methods and semiconductor fabrication methods using the same. The substrate degassing method comprises operating a vacuum pump associated with a process chamber to remove gas from the process chamber, preparing a substrate in the process chamber, blocking introduction of gas into the process chamber, and repeatedly opening and closing a pump valve at least two times. The pump valve inhibits the vacuum pump from removing gas from the process chamber when closed and permits the vacuum pump to remove gas from the process chamber when opened. The step of closing the pump valve is performed for a first time period. The step of opening the pump valve is performed for a second time period. The first time period is greater than the second time period.

Abstract: In embodiments of the present disclosure, disclosure is an immunogenicity prediction method comprising the steps of: acquiring information about synthetic long peptides for treating carcinoma in a subject through an immunogenicity prediction device; processing the synthetic long peptides by one processing method of embedding, one-hot encoding, and BLOSUM through the immunogenicity prediction device, and outputting one or more antigen feature values based on the processed data; inputting the cleavage probability vector for each position of the synthetic long peptides through the immunogenicity prediction device to output one or more cleavage feature values; inputting a neoantigen peptide sequence, an HLA class I sequence, an HLA class II sequence within the synthetic long peptides through the immunogenicity prediction device to output one or more neoantigen feature values related to the immunity and binding affinity to the neoantigen peptide sequence; and outputting an immunogenicity score of the neoantigen pe

Abstract: Provided a high-pressure homogenizer comprising a channel module comprising a microchannel through which an object for homogenization passes, wherein the microchannel is provided with a first flow channel and a second flow channel sequentially arranged along the direction through which the object passes, the first flow channel is provided with a plurality of first baffles disposed so as to partition the microchannel into a plurality of spaces, the second flow channel is provided with a plurality of second baffles disposed so as to partition the microchannel into a plurality of spaces, and at least one of the first baffles is provided to be positioned between two adjacent second baffles.

Abstract: The present disclosure relates to a polymer composite. According to the present disclosure, there is provided a polymer composite capable of exhibiting improved light resistance while being environmentally friendly by containing microcellulose fibers fibrillated by the growth of inorganic particles as a reinforcing material.

Abstract: The present disclosure relates to a polymer complex comprising microcellulose fibers comprising nanofibrils and fine particles; and a polymer matrix. According to the present disclosure, there is provided a polymer complex capable of exhibiting excellent mechanical properties while being environmentally friendly by including cellulose fibers as a reinforcing material.

Abstract: The present invention relates to a peeling device of sheet material for peeling off graphite, and the peeling device of sheet material according to the present invention is characterized in that a specific microchannel is used to apply a shear force required to peel off graphite, and simultaneously, graphene itself is not ground and the discharge flow rate of the graphene dispersion increases to increase graphene preparation efficiency.

Abstract: Provided a high-pressure homogenizer comprising a channel module comprising a microchannel through which an object for homogenization passes, wherein the microchannel is provided with a first flow channel and a second flow channel sequentially arranged along the direction through which the object passes, the first flow channel is provided with a plurality of first baffles disposed so as to partition the microchannel into a plurality of spaces, the second flow channel is provided with a plurality of second baffles disposed so as to partition the microchannel into a plurality of spaces, and at least one of the first baffles is provided to be positioned between two adjacent second baffles.

Abstract: Provided a high-pressure homogenizer comprising a channel module comprising a microchannel through which an object for homogenization passes, wherein the microchannel is provided with a first flow channel and a second flow channel sequentially arranged along the direction through which the object passes, the first flow channel is provided with a plurality of first baffles disposed so as to partition the microchannel into a plurality of spaces, the second flow channel is provided with a plurality of second baffles disposed so as to partition the microchannel into a plurality of spaces, and at least one of the first baffles is provided to be positioned between two adjacent second baffles.

Abstract: The present invention relates to a conducting material composition which is allowed to provide an electrode having a higher content of uniformly dispersed carbon nanotubes, thereby providing a lithium rechargeable batteryelectrode having more improved electrical characteristics and life characteristics, a slurry composition for forming a lithium rechargeable batteryelectrode using the same, and a lithium rechargeable battery. The conducting material composition includes carbon nanotube; and a dispersing agent including a plurality of polyaromatic hydrocarbon oxides, in which the dispersing agent contains the polyaromatic hydrocarbon oxides having a molecular weight of 300 to 1000 in an amount of 60% by weight or more.

Abstract: The present invention relates to a method of producing hollow carbon capsules which can simply and effectively produce hollow carbon capsule by using polymer particles as soft templates and using a spray-drying method.

Abstract: Provided are a porous silicon-carbon composite, which includes a core including a plurality of active particles, a conductive material formed on at least a portion of surfaces of the active particles, first pores, and second pores, and a first shell layer which is coated on the core and includes graphene, wherein the active particles include a plurality of silicon particles, silicon oxide particles, or a combination thereof, the first pores are present in the core and are formed by agglomeration of the plurality of active particles, and the second pores are irregularly dispersed and present in the core, has an average particle diameter smaller than an average particle diameter of the active particles, and are spherical, a method of manufacturing the same, and a negative electrode and a lithium secondary battery including the porous silicon-carbon composite.

Abstract: A text currency platform system is disclosed. The system comprises: a text registration unit for newly registering a text, the registration of which is requested by a user; a text currency issuing unit for issuing a cryptocurrency for the registered text; a text post unit for posting the registered text; a supporter registration unit for registering, as supporters, other users supporting the posted text; a supporter activity check unit for checking each supporter's texting activity for informing of a support text; and a text currency payment unit for paying for a corresponding text currency according to each supporter's texting activity.

Abstract: The present invention relates to a novel dispersing agent capable of uniformly dispersing a variety of carbon-based materials in different media including aqueous solvents and a preparation method thereof, and a carbon-based material-dispersed composition including the same. The dispersing agent is a mixture of a plurality of polyaromatic hydrocarbon oxides, and the mixture includes polyaromatic hydrocarbon oxide having a molecular weight of 300 to 1000 in an amount of 60% by weight or more.

Abstract: Provided is an electrode device for analyzing a biomaterial, which includes: an electrode portion having a plurality of electrodes arranged spaced apart from a plate-shaped substrate and a biomaterial input portion formed on the substrate to be electrically connected to at least one of the plurality of electrodes; a housing having an electrode accommodation portion having one side open and accommodating the electrode portion; a printed circuit board fixed to the housing; a connector portion formed on one end portion of the printed circuit board and electrically and detachably coupled to an analysis apparatus; connection pillars electrically connected to the connector portion and having one end portion fixed to the printed circuit board and the other end portion formed to be in pressure contact with the electrode portion, wherein the connection pillars includes an electrically conductive material and is arranged to correspond to the plurality of electrodes; and an input hole penetrating through an upper surfac

Abstract: Provided a high-pressure homogenizer comprising a channel module comprising a microchannel through which an object for homogenization passes, wherein the microchannel is provided with a first flow channel and a second flow channel sequentially arranged along the direction through which the object passes, the first flow channel is provided with a plurality of first baffles disposed so as to partition the microchannel into a plurality of spaces, the second flow channel is provided with a plurality of second baffles disposed so as to partition the microchannel into a plurality of spaces, and at least one of the first baffles is provided to be positioned between two adjacent second baffles.

Abstract: Disclosed herein are a preparation method of graphene, capable of easily preparing a graphene flake having a smaller thickness and a large area, and a dispersed composition of graphene obtained using the same. The preparation method of graphene includes applying a physical force to dispersion of a carbon-based material including graphite or a derivative thereof, and a dispersant, wherein the dispersant includes a mixture of plural kinds of polyaromatic hydrocarbon oxides, containing the polyaromatic hydrocarbon oxides having a molecular weight of 300 to 1000 in a content of 60% by weight or more, and the graphite or the derivative thereof is formed into a graphene flake having a thickness in nanoscale under application of a physical force.

Abstract: The present invention relates to an apparatus for exfoliating a plate-shaped material for exfoliating graphene, which has features that while a shear force required for the exfoliation of graphite is applied using a specific microchannel, it can simultaneously prevent the graphene itself from being crushed and increase the discharge flow rate of a graphene dispersion, thereby enhancing the production efficiency of graphene.

Abstract: The present invention relates to a peeling device of sheet material for peeling off graphite, and the peeling device of sheet material according to the present invention is characterized in that a specific microchannel is used to apply a shear force required to peel off graphite, and simultaneously, graphene itself is not ground and the discharge flow rate of the graphene dispersion increases to increase graphene preparation efficiency.

Abstract: The present invention relates to a conducting material composition capable of forming an electrode in which at least two kinds of carbon based materials are contained in a uniformly dispersed state to enable a battery such as a lithium rechargeable battery having more improved electrical and lifetime characteristics to be provided, and a slurry composition for forming an electrode of a lithium rechargeable battery and a lithium rechargeable battery using the same. The conducting material composition contains: at least two kinds of conductive carbon-based materials selected from the group consisting of carbon nano tube, graphene, and carbon black; and a dispersant containing a plurality kinds of poly aromatic hydrocarbon oxides, wherein the dispersant contains poly aromatic hydrocarbon oxides having a molecular weight of 300 to 1000 at a content of 60 wt.% or more.