For user's convenience, input files for five examples can be found in 'work/negf_example' as follows:
Step 1: Lead-Chain.dat
Step 2: NEGF-Chain.dat
Step 1: Lead-Graphene.dat
Step 2: NEGF-Graphene.dat
Step 1: Lead-L-8ZGNR.dat, Lead-R-8ZGNR.dat
Step 2: NEGF-8ZGNR-0.3.dat
Step 1: Lead-L-8ZGNR-NC.dat, Lead-R-8ZGNR-NC.dat
Step 2: NEGF-8ZGNR-NC.dat
Step 1: Lead-Au-Chain-NC.dat
Step 2: NEGF-Au-Chain-NC.dat