Estimation of ion accelerating potential inside the nanosecond pulsed laser produced tungsten plasmaAshiq H. Dogar, Shahab A. Abbasi, Hamza Qayyum, Shakir Ullah and Abdul QayyumEur. Phys. J. D, 71 10 (2017) 250DOI: https://doi.org/10.1140/epjd/e2017-80368-2