Optimization Using Box-Behnken Design for Synthesis of Artocarpus altilis Starch/CaCl2 Hydrogel by Freeze-thaw Method Nabila Asy Syifa (1), Halida Rahmi Luthfianti (1), William Xaveriano Waresindo (1,6), Riris Sukowati (1), Dhewa Edikresnha (1,2**), Dian Ahmad Hapidin (1), and Khairurrijal Khairurrijal (1,2,3,4*)
(1) Physics and Technology of Advanced Materials Research Group, Department of Physics, Faculty of Mathematics and Natural Sciences, Institut Teknologi Bandung, Jalan Ganesha 10, Bandung 40132, Indonesia
(2) Bioscience and Biotechnology Research Center, Institut Teknologi Bandung, Jalan Ganesha 10, Bandung 40132, Indonesia
(3) Department of Physics, Faculty of Science, Institut Teknologi Sumatera, Jalan Terusan Ryacudu, Lampung 35365, Indonesia
(4) Center of Green and Sustainable Materials, Institut Teknologi Sumatera, Jl. Terusan Ryacudu, Lampung 35365, Indonesia
(5) Department of Physics Education, Faculty of Teacher Training and Education, Universitas Katolik Parahyangan, Jl. Ciumbuleuit No.94, Bandung, 40117, Indonesia
Corresponding authors: *krijal[at]itb.ac.id and **dhewa[at]itb.ac.id
