12
J. Zhao et al.
13. Ruiz V, Santamaría R, Granda M et al (2009) Long-term cycling of carbon-based supercapacitors in aqueous media. Electrochim Acta 54(19):4481–4486
14. Fan Z, Yan J, Zhi L et al (2010) A three-dimensional carbon nanotube/graphene sandwich and
its application as electrode in supercapacitors. Adv Mater 22:3723–3728
J. Zhao et al.
13. Ruiz V, Santamaría R, Granda M et al (2009) Long-term cycling of carbon-based supercapacitors in aqueous media. Electrochim Acta 54(19):4481–4486
14. Fan Z, Yan J, Zhi L et al (2010) A three-dimensional carbon nanotube/graphene sandwich and
its application as electrode in supercapacitors. Adv Mater 22:3723–3728