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- W922171903 startingPage "120" @default.
- W922171903 abstract "리튬이차전지의 양극 활물질로 카본 코팅된 <TEX>$LiFePO_4$</TEX>와 <TEX>$LiMn_{0.4}Fe_{0.6}PO_4$</TEX>를 졸-겔방법으로 합성하였다. 제조된 양극 활물질을 X-선 회절분석과 주사전자현미경을 통하여 불순물이 존재하지 않으며 기공이 잘 발달되어 있다는 것을 확인하였다. 액체전해질을 사용하여 0.1 C-rate의 전류밀도에서 충방전하였을 경우 <TEX>$LiFePO_4$</TEX>는 132 mAH/g, <TEX>$LiMn_{0.4}Fe_{0.6}PO_4$</TEX>는 145 mAh/g의 방전용량을 각각 나타내었다. 전기방사에 의해 만들어진 겔 고분자 전해질을 사용하였을 경우에 <TEX>$LiFePO_4$</TEX>와 <TEX>$LiMn_{0.4}Fe_{0.6}PO_4$</TEX>는 각각 114, 130 mAh/g의 우수한 방전용량을 나타내었다. Carbon-coated <TEX>$LiFePO_4$</TEX> and <TEX>$LiMn_{0.4}Fe_{0.6}PO_4$</TEX> cathode materials for lithium batteries were synthesized by a sol-gel method. X-ray diffraction and scanning electron microscopy data showed that the cathode materials are pure crystalline and are surrounded by porous carbon. The initial discharge capacities of <TEX>$LiFePO_4$</TEX> and <TEX>$LiMn_{0.4}Fe_{0.6}PO_4$</TEX> with the liquid electrolyte of 1M <TEX>$LiPF_6$</TEX> in EC/DMC are 132 mAh/g and 145 mAh/g, respectively, at current density of 0.1 C-rate. <TEX>$LiFePO_4$</TEX> and <TEX>$LiMn_{0.4}Fe_{0.6}PO_4$</TEX> with an electrospun polymer-based electrolyte exhibit initial discharge capacities of 114 and 130 mAh/g at 0.1 C-rate at room temperature, respectively." @default.
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- W922171903 date "2008-05-31" @default.
- W922171903 modified "2023-10-16" @default.
- W922171903 title "Electrochemical Properties of LiMPO4(M = Fe, Mn) Synthesized by Sol-Gel Method" @default.
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- W922171903 doi "https://doi.org/10.5229/jkes.2008.11.2.120" @default.
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