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2Â¥: Originally posted by wb453144 at 2015-11-19 15:11:25
¿´¿´ÕâÆªÎÄÕ£¬Materials for electrochemical capacitors£¬ÀïÃæÓÐÏêϸ½²½â¡£

ÕâÆªÎÄÕÂÎÒ¿´Á˺öà±é£¬µ«ÊǶ¼Ã»ÓÐ˵ÊÇΪʲô£¿The charge storage mechanism is based on surface adsorption
of electrolyte cations C+ (K+, Na+¡­) as well as proton incorporation
according to the reaction:
MnO2 + xC+ + yH+ + (x+y)e¨C ↔ MnOOCxHy (8)
Figure 6 shows a cyclic voltammogram of a single MnO2 electrode in
mild aqueous electrolyte; the fast, reversible successive surface redox
reactions define the behaviour of the voltammogram, whose shape is
close to that of the EDLC. MnO2 micro-powders or micrometre-thick
films show a specific capacitance of about 150 F g¨C1 in neutral aqueous
electrolytes within a voltage window of <1 V.
3Â¥2015-11-19 16:31:19
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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·É¶ù271: ½ð±Ò+100, ¡ï¡ï¡ïºÜÓаïÖú 2015-11-19 16:46:36
¿´¿´ÕâÆªÎÄÕ£¬Materials for electrochemical capacitors£¬ÀïÃæÓÐÏêϸ½²½â¡£
2Â¥2015-11-19 15:11:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

·É¶ù271

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by wb453144 at 2015-11-19 15:11:25
¿´¿´ÕâÆªÎÄÕ£¬Materials for electrochemical capacitors£¬ÀïÃæÓÐÏêϸ½²½â¡£

Figure 6 shows a cyclic voltammogram of a single MnO2 electrode in
mild aqueous electrolyte; the fast, reversible successive surface redox
reactions define the behaviour of the voltammogram, whose shape is
close to that of the EDLC.    ÎÒ¿´Ã÷°×ÁË£¬¾ÍÊÇÕâÒ»¾ä»°
4Â¥2015-11-19 16:34:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wb453144

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½ð³æ

ÒýÓûØÌû:
4Â¥: Originally posted by ·É¶ù271 at 2015-11-19 16:34:02
Figure 6 shows a cyclic voltammogram of a single MnO2 electrode in
mild aqueous electrolyte; the fast, reversible successive surface redox
reactions define the behaviour of the voltammogram, whose ...

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5Â¥2015-11-19 16:39:55
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