TY  - JOUR 
T1  - Two-Step Simple Synthesis of Nanoscale Carbon Spheres via the Stöber Method Using Black Wattle Tannin as an Eco-Friendly Precursor for Supercapacitor Applications
JO  - Materials Research
A1  - Costa, Max Krapf
A1  - Sampaio, Edna Jerusa Pacheco
A1  - Santos Jr, Adilar Gonçalves
A1  - Suárez, Andrés Cuña
A1  - Amaral-Labat, Gisele
A1  - Malfatti, Célia de Fraga
SN  - 1516-1439
UL  - 10.1590/1980-5373-MR-2025-0337
VL  - 28 
Y1  - 2025
PB  - Brasil 
ER  -