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        검색결과 63

        61.
        2013.01 KCI 등재 서비스 종료(열람 제한)
        Silicon carbide with aluminium oxide was used to remove the sulphur hexafluoride (SF6) gas using microwave irradiation. The destruction and removal efficiencies (DREs) of SF6 were studies as a function of various decomposition temperatures and microwave powers. The decomposition of SF6 gas was analyzed using GC-TCD. XRD (X-ray powder diffraction) and XRF (X-ray Fluorescence Spectrometer) were used to characterize the properties of aluminum oxide. DREs of SF6 were increased as the microwave powers were increased. Additive aluminium oxide on SiC increased the removal efficiencies and decreased the decomposition temperature. The XRD results show that the γ-Al2O3 was transformed to α-Al2O3 during SF6 decomposition by microwave irradiation. It was found that the best material to control SF6 was SiC with Al2O3 30 wt% in consideration of microwave energy consumption and SF6 decomposition rate.
        62.
        2012.09 KCI 등재 서비스 종료(열람 제한)
        Destruction and removal efficiency (DRE) of SF6 was tested with low degrees of ionization. The applied dose of ionization energy varied from 63.70 to 212.34 kGy. The initial concentration and flow rate of SF6 gas were 1,000 ppm and 50L/min, respectively. In order to increase the DRE, injection of conditioning agent (H2) were conducted. The DRE of SF6 increased about 2 times with injection of H2 gas.
        63.
        2010.06 KCI 등재 서비스 종료(열람 제한)
        FOXL2는 winged-helix/forkhead(FH) 도메인 전사인자로서 FOXL2 유전자에 돌연변이가 발생할 경우 blepharophimosis-ptosis-epicanthus inversus syndrome이라 불리는 BPES 질병이 유발되게 된다. BPES는 상염색체 우성인 유전적 질환이다. BPES type I의 환자는 조기난소부전증(POF)과 안검하수 증상이 함께 나타나는 반면, BPES type II의 경우 안검하수 및 소안검 등 안면기
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