Estimation of nanometer-thickness layer of 6B graphite: an experimental activity to study Ohm's law in higher education

Paulo Henrique Eleuterio Falsetti, André Coelho da Silva, Leonardo Geraldino da Silva +5

Ohm's law is crucial for understanding electrical circuits and conductive materials. Formulated by Georg Simon Ohm in the 19th century, it describes the direct proportional relatio…