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5篇 您的检索式:作者名="Nutthapon"
    题名 作者 年代 出处 被引量
1Preparation of algi nate nanocapsules containing turmeric oil 显示文摘Pranee L Khanittha N Nutthapon J 2008Carbohy- drate Polymer2008,74,2:1
2Preparation of alginate nanocapsules containing turmeric oil显示文摘Pranee Lertsutthiwong Khanittha Noomun Nutthapon Jongaroonngamsang 0,,2:1
3显示文摘Pranee L Khanittha N Nutthapon J 2008Carbohydr Polym2008,74,2:1
4Flexible sodium-ion batteries using electrodes from Samanea saman tree leaf-derived carbon quantum dots decorated with SnO_(2) and NaVO_(3)显示文摘Carbonaceous materials with large interlayer spacing and disordered structure are considered suitable as electrodes in sodium-ion batteries so as to overcome the problem encountered in conventional electrodes.In this study,carbon quantum dots(CQDs)decorated with SnO_(2)and NaVO_(3)are used as electrodes in the fabrication of flexible Na-ion batteries.CQDs are prepared from dead leaves of the Samanea saman tree through alkaline-peroxide treatment and hydrothermal carbonization.As-prepared CQDs exhibit a quantum yield of 21.03%at an excitation wavelength of 360 nm.Various separators such as indium-doped tin oxide/polyoxyethylene tridecyl ether(ITO/PTE),rice paper(RP),silicone with three big holes(SIL BH),silicone with many small holes(SIL SH)and cellulose paper(CP)have been tried in flexible Na-ion batteries.SIL SH achieved higher specific capacitance(881 F g-1)than other separators due to the function of many small holes on the surface of the silicone.The SIL SH separator delivered higher discharge capacities of 141 and 114 mC g-1 at 1.5 and 2.5 V than SIL BH.The RP separator delivered specific discharge capacities of 1087 and 347 mC g-1 in the 1st and 50th cycles,respectively,at 1 V.The RP separator delivered a high initial specific discharge capacity of 698 mC g-1 at 2 V and maintained a good discharge capacity of 222 mC g-1 in the 50th cycle.As compared to RP,SIL SH delivered high specific discharge capacity of 4246 in 1st cycle at 2 V but maintained a capacity of 71 mC g-1 in the 50th cycle.This study reveals the scope of developing flexible Na-ion batteries with high capacity and cyclability using carbonaceous materials derived from the leaves of the S.saman tree.Baskar Thangaraj Surawut Chuangchote Nutthapon Wongyao Pravin Raj Solomon Kamonchanok Roongraung Wachira Chaiworn Werasak Surareungchai 2021Clean Energy2021,5,2:0
5Effect of various ratios of poly(3-hexylthiophene)with polyvinyl alcohol gel-polymer electrolytes in flexible sodium-ion batteries using Samanea saman tree-leaf-derived carbon quantum dots decorated with SnO_(2)and NaVO_(3)显示文摘Gel-polymer electrolytes with high thermal stability and mechanical properties were considered suitable in rechargeable batteries so as to overcome the problems encountered in liquid electrolytes.In a previous study,flexible sodium-ion batteries(FSIBs)were fabri-cated using electrodes made of carbon quantum dots(CQDs)decorated with SnO_(2) and NaVO_(3) utilizing a polyvinyl alcohol(PVA)/P3HT gel-polymer electrolyte at a ratio of 1:0.05.In addition,various separators such as indium-doped tin oxide/polyoxyethylene tridecyl ether(ITO/PTE),rice paper(RP),silicone with three big holes(SIL BH),silicone with many small holes(SIL SH)and cellulose paper(CP)were tested in flexible Na-ion batteries.The SIL SH delivered a high specific discharge capacity of 4246 mAh g^(-1) in the initial cycle at 2 V and maintained a value of 71 mAh g^(-1) in the 50th cycle.With the aim of improving the cyclic ability of FSIBs,different weight ratios of PVA/P3HT(1:0.025,1:0.05,1:0.1,1:0.15,1:0.2)were tried in this work using the electrodes CQDs@SnO_(2) and CQDs@NaVO_(3).The above ratios were referred to as B25,B50,B100,B150 and B200,respectively.SIL SH was used as a separator.Cyclic voltammetry studies indicated that B150 had a high specific capacitance of 13062 F g^(-1).B25 and B100 exhibited high discharge capacities(171 mAh g^(-1))and(151 mAh g^(-1))compared to that of other ratios B50(75 mAh g^(-1)),B150(88 mAh g^(-1))and B200(54 mAh g^(-1))in the 50th cycle at 2.0 V.This study reveals the scope of developing FSIBs of high capacity and cyclability at different voltages using carbonaceous electrodes and gel-polymer electrolytes with different ratios of PVA/P3HT.The focus of the present study is to bring out the optimum ratio of PVA/P3HT for maximizing the cyclic ability of FSIBs.Baskar Thangaraj Nutthapon Wongyao Pravin Raj Solomon Wachira Chaiworn Surawut Chuangchote Werasak Surareungchai 2022Clean Energy2022,6,1:0
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