The authors would like to thank the financial support of FEDER through the program COMPETE and by Portuguese funds through FCT (SFRH/BD/90964/2012 to EQ) (SFRH/BPD/102103/2014 to VF), the EC (ERC project nº 307384, “Nanotrigger”; ERA Chair project ERA@UC (ref: 669088) through European Union´s Horizon 2020 program; both to LF) and Galicia regional funds (through I2C program) for the fellowship to AJ (Ref: POS-A/2013/055).


Project title
The authors would like to thank the financial support of FEDER through the program COMPETE and by Portuguese funds through FCT (SFRH/BD/90964/2012 to EQ) (SFRH/BPD/102103/2014 to VF), the EC (ERC project nº 307384, “Nanotrigger”; ERA Chair project ERA@UC (ref: 669088) through European Union´s Horizon 2020 program; both to LF) and Galicia regional funds (through I2C program) for the fellowship to AJ (Ref: POS-A/2013/055).