Catalyst-free deposition of ZnO nanorods on silicon (100) using femtosecond pulsed laser deposition in oxygen background gas - De Mesa, Joseph A.; Amo, Annaliza M.; Salazar, Hernanie; Miranda, Jayne; Sarmago, Roland V.; Garcia, Wilson O. (Proceedings of the 33rd Samahang Pisika ng Pilipinas Physics Congress, 2015)