Study of carrier dynamics of N,N′-diphenyl-N,N′bis (1,1′-biphenyl)-4,4′-diamine (NPB) through the frequency dependence of impedance spectroscopy and particle swarm optimization algorithm
Eur. Phys. J. Appl. Phys., 66 1 (2014) 10202
DOI: https://doi.org/10.1051/epjap/2014130568