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【其他】薄膜鋰離子電池發展現況與新穎固態電解質之應用
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?????x????l??F?r?c?·f??B???|????? 2010/11/11 [ [url= ocPrint(8965)]?? ?? ?? ?[/url] | ?? ?] ?? ?? ]?G??????21???o????????????l???????????g?t??????I???в???????????????????g???????????c??????W???g??????????????????c??????????h????????????y???c????????????????????y????x??????????S???P?????X?c??C???y?????O??????????????У??????@?Y???l?_??????e???????????????x???? (Thin Film Lithium Battery)???T??????????е???N???S????W??????c?Cе????????????????l????l????I??????????????????g?p???????磬??????????????N?l???????????????????????????????|?????O?c??O???x?_?????????????x??????(>10-7 S/cm)??????????|?Пo?C??B???|(Inorganic Solid State Electrolyte)?c??B????????|(Solid State Polymer Electrolyte)???????x???????S???????y??????????c??????????????|???p?????y?????????^??????????????????h????????????????o???????????????k(Cd)?c?U(Pb)??????????????Π??c????O???????^??????????????H?????W??????g????ɑ??????C???аl?O??? ???????O? 1. ???|??????λ???? ????y??B??????????D??????M?O?c???|?_???????W??????????????P????????????????????O???????????O????????????????????g????????(Eg)???????|?????δ??????????(Lowest Unoccupied Molecular Orbital; LUMO)?c?????????????(Highest Occupied Molecular Orbital; HOMO)???????????|?????(Window)????A?c??C????O?c???O?????W?λ??????O???A??????|??LUMO??????????|??????????a????g????????????????O????????|??LUMO??????????Ц?C??????|HOMO?????O?????????????|??????a????g???????????????|?? HOMO????????O???????????_???????W??????????γ????????SEI (Solid/Electrolyteinterface)????_???????t???????O?????A?c??C???????|Window?????O?c???O?????@??????????w????λ?????  ?D???????????|???_·????????D????A?c??C????O?c???O???????????A ?c??C????O?c???O?????W?λ??Eg?????|??????W?????????????(Window) 3. ????????c??????????O? ??????O????B?????????O?????x??????|???s????w?e??70~80%???????????80~85%?????????????O?c??O??????c????????????????Q?????????????????t???p?????????????????????M???????????c?w?e?????????????????O?????????????????t??????w?e?????????????????????????????????ǜp????????w?e????????ù?B???|?????B???|???O????Y???O?????Y???O????????g????|??e????????????w?O???迹??????B???|????????x?? ????O 1. ??????F????O(LiFePO4 Thin Film Electrode)?l????r ???u??LiFePO4??????????????}?n??????e??(Pulsed Laser Deposition;PLD)?????l?R僷?(Radio Frequency Sputter Deposition; RFSD)???????????????????????????????????c?o??????u??? (1)??????? 2004????????W??Ali Eftekhari???????l?R僷??u??LiFePO4??????????????僷???Au?cAg?????????LiFePO4?????e???D?????????80??C????????????2 C??????^1000?γ???????LiFePO4?????????D???μ??????l?R僷??u??? LiFePO4???????????80mAh/g ?????c??Au??LiFePO4???????????130 mAh/g????????p????26.3%????LiFePO4?cAg?????????e?????r????????????_ 150 mAh/g????????p????10.6% ?? (3) ?o????? K. A. Striebel et al.??e??????c?o?????LiFePO4?в????PLD?5 ?? 10-2 torr???????????????eLiFePO4??????P????????????????D?V????????????в??????????λ???1330?c1580 cm-1?????к????????????????????e?????c?o??в??????e?????????????λ??λ??????з???????????????????????????D?V?????????????u?????LiFePO4????????a???δ???????LixFeyOz?????????? Fe3O4?????Y?????K????????????????W??h?y??У????^???λ???a???????????????????о?????????????????????????u?????LiFePO4???????и????W??h???c????????S?????????????h??????75 nm????LiFePO4??????????90 mAh/g????????75 nm ?c 335 nm??o???LiFePO4??????????????e?? 80?c50 mAh/g?????????в??c??????g???xС?5 cm?r??????e??150 nm????o?LiFePO4????????????????120 mAh/g????D?????????????h????????LiFePO4?w?????Π????f????PLD???u???LiFePO4??????@??Y???c???W???|????в??c??????g????x?c???????????????σ???????c??????????????????  ?D???K. A. Striebel?u??LiFePO4?????????h?????D??(a)?????????75 nm??(b)?o???????75 nm??(c)?o????335 nm??(d)?o????156 nm?????PLD ???e???x ????????\?硢?????????L?s/?????????????????????????/????W ????????????I?????s?I287??????????Y??????http://www.materialsnet.com.tw/DocView.aspx?id=8947 |
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