Discrimination of precious and semi-precious gemstones using laser-induced breakdown spectroscopy and machine learning approaches

by Zamira, Ain, Rizvi, Syed Zuhaib Haider, Roslan, Mohd. Sufi, Adnan, Nurul Nadia, Ab. Razak, Siti Noraiza, Jalil, Muhammad Arif
Published 2022

Element identification of different gemstones by using LIBS-PCA method

by Mohamad Saufi, Noradilah, Adnan, Nurul Nadia, Rizvi, Syed Zuhaib Haider, Roslan, Mohd. Sufi, Razak, Siti Norazida, Hasim, Nurhafizah, Mansor, Nurin Iffah
Published 2022