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권기민,김인겸,남윤식,최재영,조원일,오인환,이강봉,장민,박세규,나인욱 한국공업화학회 2018 Journal of Industrial and Engineering Chemistry Vol.62 No.-
Granular activated carbon (GAC) was coated by a uniform nanosized MnO2 layer with a thickness of 0.5 μm using a redox process in order to enhance its ability to decompose the H2O2 aerosols formed from decontamination applications. The surface characteristics of the resulting MnO2/GAC indicated that it possessed an amorphous structure with manganese of the oxidation state +4, as confirmed by SEM, EDS, XPS, SAED and BET analyses. The H2O2 aerosols decomposition activity of the new catalyst was found to be more than 20–30% higher than that of bare GAC.
권기민,김인겸,이관영,김한성,김문석,조원일,최재영,나인욱 한국공업화학회 2019 Journal of Industrial and Engineering Chemistry Vol.69 No.-
The α-Fe2O3@nitrogen doped carbon (as donated α-Fe2O3@NC) composites derived from green microalgae was synthesized using one-pot spray pyrolysis, which showed a high discharge capacity of 1281.5 mAh g−1 at 100 mA g−1 as anode materials for lithium ion storage. They also provided good rate performance in a range of 200 mA g−1–1000 mA g−1, and maintained a capacity of 92% after 100 cycles at 200 mA g−1. It demonstrated not only improved electrical conductivity but also effective prevention of the volume expansion of iron oxide during battery charge/discharge by uniformly forming iron oxide nanoparticles on microalgae via spray pyrolysis.
베체트병 환자에서 발생된 간내 및 복부 피하조직 전이를 동반한 간의 원발성 평활근육종 1예
권기민,장병국,정우진,박경식,조광범,황재석,강구정,강유나,권중혁 대한간학회 2005 Clinical and Molecular Hepatology(대한간학회지) Vol.11 No.4
Primary hepatic leiomyosarcoma is a very rare tumor of the liver and primary hepatic leiomyosarcoma with Behcet’s disease has not been reported previously. Behcet’s disease is a multisystem disorder presenting with recurrent oral and genital ulcerations as well as ocular lesions; it has rarely been reported in association with malignant disease. We report a case of primary hepatic leiomyosarcoma with intrahepatic and abdominal subcutaneous metastasis in a patient with Behcet’s disease; this is the first report of these findings in Korea.
전신성 홍반성 루푸스 환자에서 발생한 전신 피하조직 석회화
권기민 ( Ki Min Kwon ),박재호 ( Jae Ho Park ) 대한류마티스학회 2000 대한류마티스학회지 Vol.7 No.1
Systemic lupus erythematosus (SLE) is a disease of unknown etiology in which tissues and cells are damaged by pathogenic autoantibodies and immune complexes. Skin manifestations of SLE include malar rash, discoid rash, photosensitivity, oral ulcer, panniculitis, urticaria, bullae, erythema multiforme and lichen planus-like lesions. It has long been recognized that dystrophic soft tissue calcification may occur in association with certain connective tissue disorders such as scleroderma or dermatomyositis. Soft tissue calcification in a patient with SLE has been rarely reported. We have experienced a patient with SLE who presented with diffuse subcutaneous tissue calcification on face, chest, abdomen and all extremities.