Shape a graphen nanoribbon like a trapezoid

[Hamza]

Hello
i just dont know how to shape a graphen nanoribbon like a trapezoid.
Any help

[Umberto Martinez]

Here are some useful links on how to shape your structure to whatever form you wish:
http://docs.quantumwise.com/tutorials/vnl_3d_view.html
http://docs.quantumwise.com/tutorials/exploring_graphene.html
http://quantumwise.com/documents/tutorials/latest/GrapheneDevice/index.html/chap.conductance.html#chap.conductance.sect1.z-a-z20

[Hamza]

thank you !