Q-switching Damage threshold 1 Erbium doped fiber laser 1 Erbium-doped fibre laser 1 Fiber connector 1 Fiber lasers 1 Graphene saturable absorber 1 Mechanical exfoliation 1 Multiple-walled carbon nanotubes 1 Optical pumping 1 Oxide films 1 Passive saturable absorber 1 Polyethylene oxide (PEO) 1 Polyethylene oxides 1 Polyethylenes 1 Pulse generation 1 Pulse generators 1 Q switched lasers 1 Q switching 1 Q-switched 1 Saturable absorbers 1 Single-walled 1 Single-walled and multi-walled carbon nanotubes 1 Single-walled carbon nanotube (SWCNTs) 1 Single-walled carbon nanotubes (SWCN) 1