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이상곤,김윤근 東西大學校 2001 동서논문집 Vol.7 No.-
In this paper, we developed elliptic curve crypto system software package runnable on a java card and implemented ECDSA algorithm. Two versions, 16-bit version and 32bit version, are developed. The package includes addition, multiplication, inversion, and polynonlial modular arithmethic libaranes based on F2˝ and polynomial bases. The package also includes addition, subtraction, and scalar multiplication arithmetlc libraries over affine coordinate of elliptical curve. We used this library to implement ECDSA.
임우조,황재호,김윤곤 釜山水産大學校 1994 釜山水産大學 硏究報告 Vol.34 No.1
In this study, the steel pipe piping water(SSPW) and SPPW on weldment were tested by using of a cavitation erosion - corrosion test appartus with nozzle(water tunnel type) and were investigated under the marine environment of liquid. The main results obtained were as follows 1) The corrosion - erosion of weldment is more susceptible than that of base metal. 2) The weight loss rate of heat affected zone of weldment can be largely improved by the preheat, dry of base metal and electrode before welding. 3) The electrode potential becomes noble by the pre-heat, dry of base metal and electrode before welding, and the corrosion current density is decreased.
건조기에서 Amino수지 성형재료의 경화특성에 관한 연구
최재욱,최일곤,목연수,김상렬 釜慶大學校 1998 釜慶大學校 論文集 Vol.3 No.2
We studied the effect of mass transfer in a dryer on the condensation of amino resin mould material and the curing characteristics, and investigated the drying rate, the moisture and the curing fluidity according th the variations of the temperature and the drying media recycle volume which affects the mass transfer in the drying process. So, the result are summarized as follows: ① As the drying temperature increased to 70℃, 80℃ and 90℃ respectively, the drying rate became fast. ② In the same final drying time, the higher the drying temperature became, the more the moisture content of the urea resin mould material inceased. ③ Accordingly as the drying temperature increased, the moisture content of the drying material suddenly decreased in short drying time, but the moisture content increased when the drying time was between 80 minute and 120 minutes. ④ As the drying temperature increased, the curing fluidity of amino resin mould meterial decreased. ⑤ As the recycle volume of the drying media increased, the curing fluidity decreased.
Soybean growth and yield response to elevated temperature and light intensity
Young-Son Cho,Sok-Dong Kim,Bon-Chul Koo,Won-Ha Yang,Jin-Chul Shin,Young-Han Yun1,Joung-Gon Kim 한국작물학회 2008 한국작물학회 학술발표대회 논문집 Vol.2008 No.10
Changing climate could be effect on the growth of soybean and seed yield, so we evaluated newly developed soy cultivars in the point of the physiological characteristics by changing temperature and light intensity in the phytotron. Two soy cultivars evaluated in three temperature levels (T1, 20/15; T2, 25/20; T3, 30/25oC at day/night) the pot experiment in phytotron between winter and spring in 2006 and spring and summer in 2007. Increased temperature from T1 to T2 and T2 to T3 enhanced crop growth parameters greatly and shortened growth duration and increased seed yield, however, grown in winter and spring enhanced too much plant height, so plant stems were very slim and weak and it resulted in the lodging problem. In this results we can estimate warming in Korean peninsular which might be increase temperature with low light intensity, so plant breeders and physiologists should be develop improved lodging resistance cultivars under low light intensity and high temperature.
A MALDI-MS-based quantitative targeted glycomics (MALDI-QTaG) for total N-glycan analysis
Kim, Kyoung-Jin,Kim, Yoon-Woo,Hwang, Cheol-Hwan,Park, Han-Gyu,Yang, Yung-Hun,Koo, Miyoung,Kim, Yun-Gon Springer-Verlag 2015 Biotechnology letters Vol.37 No.10
<P>To develop a sensitive and quantitative method for monitoring the abnormal glycosylation of clinical and biopharmaceutical products.</P>
Mid-Term Strategic Plan for the Public Health and Medical Care Cooperation in the Korean Peninsula
Kim Yun Seop,Noh Jin-Won,Lee Yo Han,Kim Sin Gon 대한의학회 2024 Journal of Korean medical science Vol.39 No.4
As extensive as the concept of and the resources required for ‘Health for Korean Unification’ are, and due to the limited access to information on the state of health and medical care in North Korea, discussion on ‘Health for Korean Unification’ has tended to be intermittent and lacked concrete action plans. In this article, we specifically distinguished areas of cooperation and selected five executable agenda that meet the goals of international development cooperation: 1) Health security; 2) Easing the burden of major diseases; 3) Resilient healthcare system; 4) R&D cooperation; 5) Sustainable cooperation system. Then we provided corresponding strategic priorities and operative directions, in consideration of future military and political sanctions against North Korea. The strategies we outline are sustainable, preemptive for problems that might affect lives of South and North Korean citizens, and satisfy the unmet needs of the North Korean health system. Throughout the process, we utilized a special platform, the ‘Korean Peninsula Healthcare Cooperation Platform,’ designed to enable continual communication across sectors engaged in public health and medical care. By doing so, we take the first step to actually carry out the 'Health for Korean Unification,’ which tended to have remained on the discussion agenda.
Kim Ye Lin,Jang Seong-Nam,Kim Su Cheol,Son Yun Gon,Kim Jeong Yoon,Cho Kye Man,Yun Jae Gill,손기호 한국원예학회 2024 원예과학기술지 Vol.42 No.3
Achyranthes japonica Nakai (AJN) is grown mainly in the warm regions of South Korea. It is a high-value medicinal plant with various pharmacological effects, including joint protection, obesity prevention, and diabetes prevention. AJN is a plant mainly valued for its roots, and it takes approximately two years from sowing before the roots can be harvested. Therefore, this study sought to develop better AJN cultivation technology in a microgreen form in a vertical farm and to confirm the bioactive compounds and antioxidant capacity according to the sowing amount. After soaking the seeds for three days, they were sown in a growing tray with drain holes (31.5 × 23 × 7.5 cm, L × W × H) filled with a commercial ginseng soil mix medium and subjected to experimentation. AJN seedlings which had been germinated in the dark for four days were grown in a vertical farm. The treatment groups were tested at 0.5, 1.0 and 2.0 g. As the sowing amount was increased, the fresh and dry weights increased. Meanwhile, the fresh weight relative to the sowing amount showed the greatest efficiency at 0.5 and 1.0 g. Depending on the sowing amount the phenol content was highest at 0.5 g, and the flavonoid content was highest at 0.5 and 1.0 g. Based on previous results, it was appropriate to sow at 1.0 g or less considering growth for economic feasibility; therefore, sowing at 14 g or less per m2 was determined to be appropriate here. It was confirmed that 20-hydroxyecdysone, the main secondary metabolite of mature AJN, was also present in microgreen AJN; 20E in microgreen AJN grown in the vertical farm was higher than the level in mature leaves and stems grown in the open field, but the level in mature roots was approximately 2.1 times higher than in the microgreens. These results show that microgreen AJN is a valuable plant material.
Development of screening method for highly enriched peptides toward a multiple LPS using epoxy bead
Yun-Gon Kim(김윤곤),Chang-Soo Lee(이창수),Woo-Jae Chung(정우재),Eun-Mi Kim(김은미),Dong-Sik Shin(신동식),June-Hyung Kim(김준형),Yoon-Sik Lee(이윤식),Junho Chung(정준호),Byung-Gee Kim(김병기) 한국생물공학회 2005 한국생물공학회 학술대회 Vol.2005 No.10