Table 1 Tensions of the pristine graphene membranes calculated from Raman and indentation data.

From: Ultrastiff graphene

Membrane

Raman (Nm−1)

Indentation (Nm−1)

1

0.128

0.104

2

0.099

0.100

3

0.139

0.166

4

0.114

0.130

5

0.155

0.179

6

0.158

0.179