sarumaha, chayani setiades, juniastel rajagukguk, Natthakridta Chanthima, and Jakrapong Kaewkhao. 2022. “Switching-Concentration Effect of Li2O and Al2O3 on Phosphate Glass Doped With Nd2O3”. Science Essence Journal 38 (2):72-80. https://ejournals.swu.ac.th/index.php/sej/article/view/14872.