Association structure and solubility dynamic of methyl red and methylene blue in the system of water, sodium dodecyl benzene sulfonate and pentanol von Putra, Ananda, Mahda, Atia, Nizar, Umar Kalmar, Deskiberi, Amran, Ali

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Sintesis Mg2+ doped ZnO dengan penambahan albumen ayam ras menggunakan gabungan metode sol-gel dan sonokimia von Kasuma Warda Ningsih, Sherly, Kalmar Nizar, Umar, Bahrizal, Bahrizal, Nasra, Edi, Fatimah Mutiara R, Siti

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Sol gel method for synthesis of semiconducting ferrite and the study of FTIR, DTA, SEM and CV von Alva, Sagir, Hua, Tang Ing, Nizar, Umar Kalmar, Wahyudi, Haris, Sundari, Rita

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Photopolymerization of product blending methyl methacrylate with reactive mesogen RM257 using the UV curing method von Afrizal, Budi, Setia, Afriani, Silfia, Ambarwati, Annisa, Nizar, Umar Kalmar

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UTILIZATION OF AVOCADO SEED WASTE IN THE SYNTHESIS OF SULFONATED CARBON CATALYSTS USING CHLOROSULFONIC ACID FOR BIODIESEL PRODUCTION von Nizar, Umar Kalmar, Gunawan, Rizki, Yun Hin, Taufiq Yap, Sundari, Rita, Bin Mahmud, Surahim, Ibrahim, Siti Fadhilah Binti, Sazali, Nawirus, Sintia, Amelia, Lazuardi, Arrum, Lian Pernadi, Niza

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A new way to control the coordination of titanium (IV) in the sol–gel synthesis of broom fibers-like mesoporous alkyl silica–titania catalyst through addition of water von Nizar, Umar Kalmar, Efendi, Jon, Yuliati, Leny, Gustiono, Dwi, Nur, Hadi

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Three Levels of Chemical Representation-Integrated and Structured Inquiry-Based Reaction Rate Module: Its Effect on Students' Mental Models von Murni, Hutdia Putri, Azhar, Minda, Ellizar, Ellizar, Nizar, Umar Kalmar, Guspatni, Guspatni

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