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體減補血安神湯이 난소적출로 유발된 흰쥐의 비만에 미치는 영향
권영규,강순병,김상찬 대한동의생리학회,대한동의병리학회 2003 동의생리병리학회지 Vol.17 No.2
In order to evaluate the effect of Chekambohyulansin-tang (CBT) which was a traditional poly-herbal formula as been used for treatment of obesity in Korea, on the obesity in ovariectomized rats, the changes of body weight, peri-kidney, abdominal and perineal subcutaneous fat weight and their histological changes were measured with the detection of number and/or size of adipocytes after an oral administration of CBT extracts (125, 250 and 500 mg/kg, respectively). CBT significantly attenuated elevations in the body Weight, the absolute and relative weight of peri-kidney, abdominal and perineal fat tissues and decrease the severe hypertrophy, the number of adipocytes, and the diameter of adipocytes of peri-kidney, abdominal and perineal fat tissues in ovariectomized rats in a dose dependent manner. These results provide a story evidence that CBT can play a role in the treatment of obesity induced by ovariectomy. Determination of the specific mechanisms involred toxicological dosage of CBT on obesity will require addition study.
백금 확산 실리콘의 깊은 에너지 준위의 농도분포에 대한 열처리효과
권영규,Kwon, Young-Kyu 한국전기전자재료학회 2007 전기전자재료학회논문지 Vol.20 No.3
The concentration profiles of deep energy levels($E_c$ -0.23e V, $E_v$+0.36e V and $E_c$ -0.23e V) in platinum-diffused silicon have generally a sharp gradient in the vicinity of the surface of the silicon wafer. In this work two efficient methods are proposed to obtain the uniform concentration profiles throughout the silicon wafer. One is that the platinum diffusion is carried out at $1000^{\circ}C$ for 1h in oxygen atmosphere. In this case the values of obtained uniform concentration, $1{\times}10^{15}cm^{-3}$ for the $E_c$ -0.23e V level, and 1{\times}10^{14}cm^{-3}$ for the $E_c$ -0.52e V level, are very restricted, respectively. The other is two-step annealing process. The platinum diffusion is carried out at $850{\sim}1100^{\circ}C$ in a nitrogen ambient for 1h and then the annealing is performed at $1000^{\circ}C$ in oxygen ambient after removing platinum-source from the platinum diffused samples. The advantage of this method is that the uniform concentration of these levels required power devices can be controlled by setting the desired temperatures when the platinum diffusion is carried out in nitrogen ambient.
권영규,이병욱,Kwon, Young-Kyu,Lee, Byung-Wook 대한한의정보학회 2005 大韓韓醫情報學會誌 Vol.11 No.2
The findings from this study are summarized as follows: 1. Hangul 2004 has 16,023 Chinese Character codes. Among them, 15,231 Chinese Character codes are searched by DB, the others are unsearchable codes. 2. Among 15,231 Chinese Character codes of Hangul 2004, 2,471 Chinese Character codes are converted into 2,232 Simplified Chinese Character codes by Traditional and Simplified Chinese Character Converting program in Hangul 2004. 3. The 5th edition TCM-MeSH has 6,385 thesauruses and 2,142 kinds of Chinese Characters. 4. If we use Simplified Chinese Character of Hangul 2004 to search for TCM-MeSH, we will find 94.3% of TCM-MeSH. But If we use Traditional Chinese Character of Hangul 2004 to search for TCM-MeSH, we will find only 34.2% of TCM-MeSH.