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      • KCI등재

        형용사 유형론과 중국어 형용사의 문법적 지위

        郭銳原(Rui Guo),朴恩石(번역자) 중국어문논역학회 2014 中國語文論譯叢刊 Vol.0 No.35

        Guo Rui said “there has been differing opinions in terms of the grammatical nature of Chinese adjectives”. He said “the goal of this paper is to identify property words as modificative or predicative from a typological perspective”. He said “property words of 72 languages in the world are investigated according to the criteria of being marked or unmarked when functioning as attribute or predicate, and five types of grammatical nature of property words are differentiated”. He said “Chinese property words belong to the fourth type”. He said “namely Chinese property words can be classified into three types: a. predicative, b. modificative, c. both modificative and predicative”. He said “the best solution in the light of Chinese property words is to classify a. and c. as adjective, and classify c. as attributive”. He said “on the bases of the above analysis, the idea of correspondence between semantic categories and prototypes of parts of speech is suggested from the binary divergence of substance and property”. He said “the strength of degree and constancy is the main factor of coding constant property words as predicate or modifier, and the difference between languages mainly manifests in the processing of constant property words”.

      • KCI등재

        Effect of preparation methods on the performance of CeO2/Al2O3catalysts for selective catalytic reduction of NO with NH3

        Rui-Tang Guo,Yue Zhou,Wei-Guo Pan,Jie-nan Hong,Wen-long Zhen,Qiang Jin,Cheng-gang Ding,Shi-yi Guo 한국공업화학회 2013 Journal of Industrial and Engineering Chemistry Vol.19 No.6

        CeO2/Al2O3 catalysts prepared by three methods were investigated for selective reduction of NO with NH3. It was found that the catalyst prepared by the single step sol–gel method had the best SCR activity and SO2 resistance performance. From the results of BET, XRD, TPD and TPR, it can be concluded that large surface area, strong interaction, highly dispersed nano-crystalline ceria, high NH3 adsorption capacity and good redox ability might be the main reasons for the excellent performance of CeO2/Al2O3catalyst prepared by the single step sol–gel method.

      • KCI등재

        Effect of Cu doping on the SCR activity of CeO2 catalyst prepared by citric acid method

        Rui-Tang Guo,Wen-long Zhen,Wei-Guo Pan,Yue Zhou,Jie-nan Hong,Hong-jian Xu,Qiang Jin,Cheng-gang Ding,Shi-yi Guo 한국공업화학회 2014 Journal of Industrial and Engineering Chemistry Vol.20 No.4

        CeO2–CuO catalyst prepared by citric acid method was investigated for selective catalytic reduction of NO with NH3. The activity of the CeO2 catalyst was enhanced about 8–27% in the temperature range of 125–225 ℃ at a space velocity of 28,000 h 1 by the addition of Cu. It was found that the state of Cu species had great impact on the SCR performance of CeO2–CuO catalyst. Cu2+ can enhance the low temperature activity of SCR reaction, while CuO would promote NH3 oxidation before SCR reaction at high temperature, which would cause the decrease of its high temperature SCR activity.

      • KCI등재

        Absorption of NO from simulated flue gas by using NaClO2/(NH4)2CO3 solutions in a stirred tank reactor

        Rui-Tang Guo,Wei-Guo Pan,Jian-Xing Ren,Xiao-Bo Zhang,Qiang Jin 한국화학공학회 2013 Korean Journal of Chemical Engineering Vol.30 No.1

        Experiments were performed in a stirred tank reactor to study the absorption kinetics of NO into aqueous solutions of NaClO2/(NH4)2CO3 solutions. The absorption process is a fast pseudo-reaction, and the reaction was found to be second-order with respect to NO and first-order with respect to NaClO2, respectively. The frequency factor and the average activation energy of this reaction were 4.56×1011 m6/(mol2 s) and 33.01 kJ/mol respectively. The absorption rate of NO increased with increasing reaction temperature, but decreased with increasing (NH4)2CO3 solution.

      • KCI등재

        Quantificational Measurement of China-North Korea Relations after the End of the Cold War: Changes, Characteristics, and Elicitation

        ( Guo Rui ),( Xiao Ke Wang ) 한국국방연구원 2013 The Korean Journal of Defense Analysis Vol.25 No.1

        By conducting a quantificational measurement of China-North Korea relations from1991 to 2012, it was found that the interactions between the two nations were mainly positive. Bilateral relations between China and North Korea basically remained on a good and friendly level. However, there were several distinct fluctuations. Moreover, these fluctuations happened suddenly, and their frequency showed a rising trend. The development of China-North Korea relations requires expanding the bases of bilateral cooperation and enhancing the stability thereof. China should apply the necessary means of deterrence and active preventive measures in both the political and security areas, as well as discuss and coordinate with other relevant parties ways in which to create as soon as possible suitable mechanisms to handle any events unexpectedly arising on the Korean peninsula.

      • SCOPUSKCI등재

        Effect of Dietary Conjugated Linoleic Acid on Growth, Lipid Class, and Fatty Acid Composition in Rainbow Trout(Oncorhynchus mykiss)

        Guo, Rui,Jeong, U-Cheol,Kang, Seok-Joong,Choi, Yeung-Jun,Choi, Byeong-Dae The Korean Society of Fisheries and Aquatic Scienc 2008 Fisheries and Aquatic Sciences Vol.11 No.3

        The development of a fish that functionally provides both antioxidant and fat-reducing effects is an important goal in nutrition and aquaculture research. Dietary conjugated linoleic acid(CLA) can be successfully incorporated in fish muscle and viscera, but CLA and carotenoids have not been evaluated in such fish. An 8 weeks growth trial was conducted using rainbow trout, and all fish were fed twice daily with experimental diets containing graded amounts of CLA(1% and 5%). At the end of the experiment, the daily growth index, feed conversion rate, lipid class, and fatty acid composition were determined. Dietary CLA did not enhance the growth parameters of rainbow trout but did improve the feed conversion rate. The muscular polar lipid content decreased during the feeding period, while the content was stable in the viscera. In addition, a diet high in CLA decreased the polyunsaturated fatty acid content, but had no effect on the content of monounsaturated and saturated fatty acid in muscle.

      • KCI등재

        Impossible Differential Cryptanalysis on Lai-Massey Scheme

        Rui Guo,Chenhui Jin 한국전자통신연구원 2014 ETRI Journal Vol.36 No.6

        The Lai-Massey scheme, proposed by Vaudenay, is amodified structure in the International Data EncryptionAlgorithm cipher. A family of block ciphers, namedFOX, were built on the Lai-Massey scheme. Impossibledifferential cryptanalysis is a powerful technique used torecover the secret key of block ciphers. This paper studiesthe impossible differential cryptanalysis of the Lai-Masseyscheme with affine orthomorphism for the first time. Firstly, we prove that there always exist 4-roundimpossible differentials of a Lai-Massey cipher having abijective F-function. Such 4-round impossible differentialscan be used to help find 4-round impossible differentials ofFOX64 and FOX128. Moreover, we give some sufficientconditions to characterize the existence of 5- , 6- , and 7-round impossible differentials of Lai-Massey ciphershaving a substitution-permutation (SP) F-function, andwe observe that if Lai-Massey ciphers having an SP Ffunctionuse the same diffusion layer and orthomorphismas a FOX64, then there are indeed 5- and 6-roundimpossible differentials. These results indicate that boththe diffusion layer and orthomorphism should be chosencarefully so as to make the Lai-Massey cipher secureagainst impossible differential cryptanalysis.

      • KCI등재

        Effects of Dietary Conjugated Linoleic Acid on Growth Lipid Class, and Fatty Acid Composition in Rainbow Trout (Oncorhynchus mykiss)

        Rui Guo,정우철,강석중,최영준,최병대 한국수산과학회 2008 Fisheries and Aquatic Sciences Vol.11 No.3

        The development of a fish that functionally provides both antioxidant and fat-reducing effects is an important goal in nutrition and aquaculture research. Dietary conjugated linoleic acid (CLA) can be successfully incorporated in fish muscle and viscera, but CLA and carotenoids have not been evaluated in such fish. An 8 weeks growth trial was conducted using rainbow trout, and all fish were fed twice daily with experimental diets containing graded amounts of CLA (1% and 5%). At the end of the experiment, the daily growth index, feed conversion rate, lipid class, and fatty acid composition were determined. Dietary CLA did not enhance the growth parameters of rainbow trout but did improve the feed conversion rate. The muscular polar lipid content decreased during the feeding period, while the content was stable in the viscera. In addition, a diet high in CLA decreased the polyunsaturated fatty acid content, but had no effect on the content of monounsaturated and saturated fatty acid in muscle.

      • Perpendicular orientation of microdomains in PS-<i>b</i>-PMMA thin films on the PS brushed substrates

        Guo, Rui,Kim, Eunhye,Gong, Jinsam,Choi, Seunghoon,Ham, Sujin,Ryu, Du Yeol Royal Society of Chemistry 2011 Soft Matter Vol.7 No.15

        <P>The microdomain orientation in thin films of cylinder- and lamella-forming polystyrene-<I>block</I>-poly(methyl methacrylate) (PS-<I>b</I>-PMMA) copolymers on polystyrene (PS) brushed (or grafted) substrates was studied using scanning force microscopy (SFM) and grazing incidence small-angle X-ray scattering (GISAXS), where the grafting density (σ) of the underlying PS layers are controlled. The perpendicular orientation for cylindrical and lamellar microdomains in PS-<I>b</I>-PMMA films was found when the grafting density range of the PS brush was adjusted, which is presumably caused by the surface heterogeneity of the effective PS brush chains on the PS brushed substrates, rather than the balanced interfacial interactions. These results suggest that the homopolymer brushed substrates of the same chemical identity with one component of BCP may serve as a facile means to achieve a desired microdomain orientation of BCP films by controlling σ of the underlying polymer layers.</P> <P>Graphic Abstract</P><P>The surface heterogeneity by the effective polymer chains on the PS brushed substrates leads to the perpendicular orientation for cylindrical and lamellar microdomains in PS-<I>b</I>-PMMA films by controlling the grafting density of underlying polymer layers. <IMG SRC='http://pubs.rsc.org/services/images/RSCpubs.ePlatform.Service.FreeContent.ImageService.svc/ImageService/image/GA?id=c1sm05562c'> </P>

      • KCI등재

        Influence of Dietary Conjugated Linoleic Acid (CLA) and Carotenoids on Growth, Fatty Acid Composition, and 3T3-L1 Cells in Black Seabream (Acanthopagrus schlegeli)

        Rui Guo(곽뢰),Zuliyati Rohmah(쥴리야티 로마),Kwang-Soo Choi(최광수),Si-Hyang Park(박시향),Yeong-Lae Ha(하영래),Seok-Joong Kang(강석중),Byeong-Dae Choi(최병대) 한국생명과학회 2015 생명과학회지 Vol.25 No.5

        공액리놀레산(CLA)과 카로테노이드 일정량을 함유하는 두 가지 사료구와 대조구를 감성돔(Acanthopagrus schlegeli)에 급여하였다. 대조구에는 CLA와 카로테노이드가 포함되지 않았고, CP10구에는 CLA 1%와 카로테노이드 0.1%가 포함되었고, CP25구에는 CLA 2.5%와 카로테노이드 0.1%가 포함되었다. 대조구, CP10 및 CP25구의 일일성장률(SGR)은 0.74, 0.81, 0.97이었고, 사료요구율은 2.65, 2.46 및 2.04이었다. 사육 후 근육 내에 축적된 CLA 함량은 CP10 및 CP25구에서 각각 2.8% 및 5.6%였으며, 내장에 축적된 CLA 함량은 4.0% 및 8.3%였다. 한편, CP25구의 내장에서 추출된 지용성 물질(VLE)을 첨가한 3T3-L1 지방세포 생존율은 대조구와 비교하였을 때 처리량에 따라 영향을 받는 것으로 나타났다. 따라서 CP25구의 VLE 추출물 농도를 1, 10, 50 및 100 μg/ml으로 처리하였을 때 각각 85.9±0.8%, 74.8±0.9%, 75.5±0.6% 및 72.1±0.7% 감소시켰다. 이와 같은 사료로 감성돔을 사육하는 경우 CP10 및 CP25구의 내장에서 추출한 지질함량 중 CLA함량은 각각 4.0% 및 8.5%, 카로테노이드는 각각 0.62 mg/g 및 0.56 mg/g, EPA 및 DHA는 각각 11.7%와 10.8% 및 11.8%와 12.7%로 증가하였고, 총 PUFA 함량도 각각 48.4% 및 50.5%로 증가하여 인체에 긍정적인 영향을 미치는 성분을 동시에 섭취할 수 있어 기능성 어류의 생산이 가능한 것으로 나타났다. Three groups of black seabream (Acanthopagrus schlegeli) were fed with treatment diets containing certain concentrations of conjugated linoleic acid (CLA) and carotenoids. The control group feed contained 0% CLA and 0% carotenoids, the CP10 group feed contained 1% CLA and 0.1% carotenoids, and the CP25 group feed contained 2.5% CLA and 0.1% carotenoids. The CP10 and CP25 groups demonstrated the enhanced growth and increased feed conversion efficiency of black seabream. The specific growth rates (SGRs) were 0.74, 0.81, and 0.97, while the feed conversion ratios (FCRs) were 2.65, 2.46, and 2.04 for the control, CP10, and CP25 groups, respectively. The total contents of high unsaturated fatty acid (HUFA) for the control, CP10, and CP25 groups were 41.0%, 41.7%, and 43.5%, respectively. CLA was deposited to the extent of 2.8% and 5.6% in the muscle, and 4.0% and 8.3% in the viscera of the CP10 and CP25 groups, respectively. Meanwhile, treatment with the viscera lipid extract (VLE) from CP25 fish evidently lowered 3T3-L1 adipocytes viability. The lipid extract from the muscle and viscera of black seabream contained ample amounts of beneficial substances, such as CLA, carotenoids, EPA, and DHA. CLA, which enriched black seabream muscle, could be categorized as a functional food and serve as a well-being food. Meanwhile, the fish oil from its viscera could serve as a high function supplement.

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