Pulsed ion beam-assisted carburizing of titanium in methane discharge
M. Shafiq, M. Hassan, K. Shahzad, A. Qayyum, S. Ahmad, R. S. Rawat, and M. Zakaullah
Chin. Phys. B . 2010, (1): 12801 -012801 .  DOI: 10.1088/1674-1056/19/1/012801