Geometrically induced <i>π</i>-band splitting in graphene superlattices<xref rid="cpb_26_2_028103_fn1" ref-type="fn">*</xref> <fn id="cpb_26_2_028103_fn1"> <label>*</label> <p>Project jointly supported by the Natural Science Foundation of Shandong Province (Grant NO. TSHW20101004) and the National Natural Science Foundation of China (Grant Nos. 11374128 and 11674129).</p> </fn>

Geometrically induced π-band splitting in graphene superlattices* *

Project jointly supported by the Natural Science Foundation of Shandong Province (Grant NO. TSHW20101004) and the National Natural Science Foundation of China (Grant Nos. 11374128 and 11674129).

Wei Yanpei, Jia Tiantian, Chen Gang^†

(color online) (a) The evolution of the bandgap versus the applied strain. (b) The maximum gap width of the (8, Q) superlattice as a function of the lattice size Q. The bandgaps of the 3q-type superlattices are also presented in panel (b) for comparison.