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        검색결과 12

        6.
        2015.01 KCI 등재 SCOPUS 구독 인증기관 무료, 개인회원 유료
        Zn(BH4)2 was prepared by milling ZnCl2 and NaBH4 in a planetary ball mill in an Ar atmosphere, and XRD analysis, SEM observation, FT-IR analysis, DTA, and TGA were performed for synthesized Z (BH4)2 samples. 90 wt% MgH2+ 1.67 wt% Zn(BH4)2(+NaCl)+5 wt% Ni+1.67 wt% Ti+1.67 wt% Fe (named 90MgH2+1.67Zn(BH4) (+NaCl)+5Ni+1.67Ti+1.67Fe) samples were also prepared by milling in a planetary ball mill in an H2 atmosphere. The gas absorption and release properties of the Zn(BH4)2(+NaCl) and 90MgH2+1.67Zn(BH4)2(+NaCl)+5Ni+1.67Ti+1.67Fe samples were investigated. An FT-IR analysis showed that Zn(BH4)2 formed in the Zn(BH4)2(+NaCl) samples prepared by milling ZnCl2 and NaBH4. At the first cycle at 320 oC, 90MgH2+1.67Zn(BH4)2(+NaCl)+5Ni+1.67Ti+1.67Fe absorbed 2.95 wt% H for 2.5 min and 4.93 wt% H for 60 min under 12 bar H2, and released 1.46 wt% H for 10 min and 4.57 wt% H for 60 min under 1.0 bar H2.
        4,000원
        7.
        2012.06 KCI 등재 SCOPUS 구독 인증기관 무료, 개인회원 유료
        Using the volume-limited Main galaxy sample constructed from the Sloan Digital Sky Survey Data Release 7 (SDSS DR7), we explore the environmental dependence of the fraction of ‘unconventional’ galaxies: luminous blue and faint red. It is found that the fraction of faint red increases apparently with increasing local density, and the fraction of luminous blue declines substantially with increasing local density, which shows that there is an environmental dependence for color beyond that for luminosity.
        4,000원
        8.
        2009.08 구독 인증기관·개인회원 무료
        This experiment was conducted to compare forage production and grass intakes of warm season grasses for grazing horses in Jeju. The experimental field located at 450m altitude(Jeju Horse Training Center of Korea Racing Association) was divided into 3different treatment plots(3replications) without a fence between treatments, and sown by three treatments(bermudagrass, bahiagrass, bermudagrass+bahiagrass mixture). Three castrated adult horse a were kept on pasture from the 1 of October to the end of October without supplementary concentrates. 'Bahiagrass' cultivar showed the highest dry matter (DM) yield with 8,887㎏/㏊ than those in other treatments (bermudagrass 8,699, bermudagrass+bahiagrass mixture 8,385㎏/㏊). The percentage of grass intakes was higher in the treatment of bahiagrass(92%) than those in other treatments(bermudagrass+bahiagrass mixture 89, bermudagrass78%). The results indicate that the warm season grasses of bermudagrass, bahiagrass, bermudagrass+bahiagrass mixture can be used for grazing pasture of horses in the Jeju.
        10.
        2016.05 서비스 종료(열람 제한)
        Background : Cirsium japonicum seeds is the high price, less than 40% germination rate is low. There is a need for a method developed to increase seed germination rate increases consumption. Also, by measuring the harvest season each functional ingredients contents was performed to investigate the optimal timing harvest of ingredients that target. Methods and Results : Test materials were used Cirsium japonicum seeds harvested from late May until mid-June in medicinal testing ground. GA3(0, 25, 50, 100 ppm), Kinetin(0, 25, 50, 100 ppm) and KNO3(0, 25, 50, 100 ppm) of Growth regulator were treated, it examined the population grew more than 1 ㎜. Contents of functional components to harvest season analyzed by HPLC after pre-treatment harvested and drying the leaves and roots in late august until early November. Germination rate of the growth regulator treatment was higher by 52% from the full ripening brown seeds GA3 100 ppm, 56% in the Kinetin 50 ppm, KNO3 treatment in 52% germination in 25 mM. The white seed germination rate was low at less than 10% of all growth regulator treatment. Functional ingredient content of leaf according to harvest time were higher respectively Rutin is 8.61 ug/g in late october, apigenin is 59.6 ug/g in beginning november, quercetin is 8.61 ug/g in beginning september, kaemferol is 32.9 ug/g in late september. Very low content in roots, there was no significant difference. The main ingredient silymarin was highest 4.36 ㎎/g at the late september in case of leaf, and syringin was maintained at a high level from mid-september to early october. Conclusion : Seed germination is thought to be able to increase the germination through the growth regulator treatment and assort brown seed. Functional components according to the harvest time is determined to be able to improve effective component when processing harvest to select a high yield by the component for the purpose.
        11.
        2015.12 서비스 종료(열람 제한)
        Background: We evaluated the effect of ulinastatin on paw withdrawal threshold (PWT), IL-6, and IL-10 in SD rats after spinal nerve ligation (SNL). Methods: Group C received N/S and Group E received ulinastatin IV for three days following SNL. PWT, IL-6, and IL-10 were measured on the 3rd, 5th, and 7th day. Results: Group E showed higher PWT compared to group C. IL-6 was lower in group E than in group C. No differences in IL-10 were observed between group C and group E. Conclusion: Ulinastatin increased the PWT and its effect appears to be involved with IL-6, not IL-10.
        12.
        2003.06 KCI 등재 서비스 종료(열람 제한)
        Kwanganbyeo is a japonica rice variety developed from the cross between Namyang 7 and SR14779-HB234-31, anelite line derived from the cross between Cheonmabyeo and Aichi 37 at the National Crop Experiment Station, RDA, and washi-tecture and light-dark gre