kˈeɪ. ɪt kæn biː ˈɔːlsoʊ jˈuːzd æz ˈæktɪv mətˈɪɹiəl ɪn sˌuːpɚkəpˈæsɪɾɚ bɪkˈʌz ɪt hɐz vˈɛɹi hˈaɪ tʃˈɑːɹdʒ tɹˈænsfɜː kˌeɪpəbˈɪlᵻɾi.
K. It can be also used as active material in supercapacitor because it has very high charge transfer capability.