| Texto completo | |
| Autor(es): |
Goncalves, Josue M.
[1]
;
da Silva, Matheus I.
[1]
;
Hasheminejad, Meisam
[1]
;
Toma, Henrique E.
[1]
;
Araki, Koiti
[1]
;
Martins, Paulo R.
[2]
;
Angnes, Lucio
[1]
Número total de Autores: 7
|
| Afiliação do(s) autor(es): | [1] Univ Sao Paulo, Inst Quim, Ave Prof Lineu Prestes 748, BR-05508000 Sao Paulo, SP - Brazil
[2] Univ Fed Goias, Inst Quim, Ave Esperanca S-N, BR-74690900 Goiania, Go - Brazil
Número total de Afiliações: 2
|
| Tipo de documento: | Artigo de Revisão |
| Fonte: | BATTERIES & SUPERCAPS; v. 4, n. 9, p. 1397-1427, SEP 2021. |
| Citações Web of Science: | 2 |
| Resumo | |
Highly conductive and surface area complex hierarchical 3D core@shell nanostructures made of multi-metallic multi-valence sulfides are being specially designed as electrode materials of high performance and high power supercapacitors. In fact, bimetallic and trimetallic sulfides have outstanding redox properties as compared with the corresponding single-phase sulfide based materials, and much higher electrical conductivity than the analogue oxide materials, being excellent materials for the design of core@shell structures with exceptional charge capacity, power, and energy performance. For this purpose, the core material should exhibit high charge diffusion rates and large specific capacitance, while the shell should improve the surface area by promoting a greater accessibility to the electro- active sites thus maximizing the charge capacity and conductivity. In this context, a rational design of nanostructured materials encompassing advanced 2D materials (such as graphene, MXene, black phosphorus, transition metal hydroxides, etc.), as well as carbon materials such as CNTs and carbon cloth, seems to be a very promising strategy to realize flexible enough electrode materials for the development of wearable devices, self-charged energy storage devices and microsupercapacitors. In all cases, multi-metallic sulfide-based core@shell materials play a key role as electroactive materials for realization of high performance, portable and flexible energy storage devices paving the way to a more advanced and sustainable society. (AU) | |
| Processo FAPESP: | 18/21489-1 - Nanotecnologia supramolecular: design, materiais e dispositivos |
| Beneficiário: | Henrique Eisi Toma |
| Modalidade de apoio: | Auxílio à Pesquisa - Temático |
| Processo FAPESP: | 18/16896-7 - Desenvolvimento de sensores amperométricos e impedimétricos baseados em hidróxidos duplos de níquel e Vanádio (alfa-NixV1-x(OH)2) e seus nanocompósitos com grafite expansível/grafenos |
| Beneficiário: | Josué Martins Gonçalves |
| Modalidade de apoio: | Bolsas no Brasil - Pós-Doutorado |
| Processo FAPESP: | 14/50867-3 - INCT 2014: Instituto Nacional de Ciência e Tecnologia de Bioanalítica |
| Beneficiário: | Marco Aurelio Zezzi Arruda |
| Modalidade de apoio: | Auxílio à Pesquisa - Temático |
| Processo FAPESP: | 13/24725-4 - Química supramolecular e nanotecnologia |
| Beneficiário: | Henrique Eisi Toma |
| Modalidade de apoio: | Auxílio à Pesquisa - Temático |
| Processo FAPESP: | 17/13137-5 - Formação e propriedades de hemiésteres do ácido carbônico em meio aquoso |
| Beneficiário: | Claudimir Lucio Do Lago |
| Modalidade de apoio: | Auxílio à Pesquisa - Temático |