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안기주 ( K. J. Ahn ),최재심 ( J. D. Choi ),박승철 ( S. C. Park ),안승운 ( S. O. Ahn ),최진학 ( J. H. Choi ),이병선 ( B. S. Lee ),노병호 ( B. H. Rho ) 대한내과학회 1968 대한내과학회지 Vol.11 No.3
In the 50 cases of typhoid fever clinical manifeatation and laboratory findings were observed: 1) Incidence; a. Males predominated in proportion of 1:0.56 b. The peak incidence of age was in the 1nd and 3rd decades. C. The highest monthly incidence was in
Fe 기 비정실 합금의 자기특성과 자구에 미치는 Nb 첨가와 열처리 효과
최진학,송진태 대한금속재료학회(대한금속학회) 1987 대한금속·재료학회지 Vol.25 No.2
The effect of Nb element and annealing condition on the magnetic domain properties were investigated in Fe_(80)B_(16)Si₄(at %) amorphous alloy which has high saturation magnetization and low core loss. With increasing Nb contents in (Fe_(1-x)Nb_x)(80)B_(16)Si₄(x=0-0.10) amorphous alloy ribbons, the crystallization temperature increased from 448℃ to 542℃ and soft magnetic properties were improved by decreasing coercive force and increasing maximum permeability. These improvements were attributed to the decreasing of magnetostriction and the reduction of domain width by Nb addition. The annealing treatment also improved the soft magnetic properties of (Fe_(1-x)Nb_x)_(80)B_(16)Si₄ amorphous alloys and the optimum annealing temperature was 425℃-450℃. (Fe_(0.92)Nb_(0.08))_(80)B_(16)Si₄. and (Fe_(0.90)Nb_(0.10))_(80)B_(16)Si₄, amorphous alloys which were annealed at these temperatures had low coercive force and high maximum magnetic permeability. It could be thought that these improvements were attributed to the relaxation of internal stress and were related to the disappearance of maze domain and the for mation of 180˚ domain.
안승운,최진학,김택춘 대한소화기학회 1970 대한소화기학회지 Vol.2 No.1
A case of acute pancreatitis as a complication of mumps, which is rare in adults, was clinically observed. A 27 years old house wife presented sudden severe epigastric paim which radiated to left shoulder, back and flank, nausea and vomiting during hospitalization for the teratment of mumps. She was completely recovered by conservative therapy for 15 days.