24. W.W. Lestari, E.N. Afifah, O. Mohammed, T.E. Saraswati, R. Al-Adawiyah, G.T.M. Kadja, N. Widiastuti. “DUT-5 modified Pd metal-nanoparticles: synthesis, chemical stability, and hydrogen sorption studies”. Materials Research Express, 6, 1250d4. (2020).

23. I.G. Wenten, K. Khoirudin, G.T.M. Kadja, R.R. Mukti, P.D. Sutrisna. “Modifies zeolite-based polymer nanocomposite membranes for pervaporation”. Polymer Nanocomposite Membranes for Pervaporation, Micro and Nano Technologies, 263-300. (2020).

22. G.T.M. Kadja, I.R. Kadir, A.T.N. Fajar, V. Suendo, R.R. Mukti. “Revisiting the seed-assisted synthesis of zeolites without organic structure-directing agents: insights from the CHA case”. RSC Advances, 10, 5304-5315. (2020).

21. E. Nurfani, G.T.M. Kadja, M.A.K. Purbayanto, Y. Darma. “The role of substrate temperature on defects, electronic transitions, and dark current behavior of ZnO films fabricated by spray technique”. Materials Chemistry and Physics, 239, 122065. (2020).

20. W.W. Lestari, Irwinsyah, T.E. Saraswati, Y.K. Krisnandi, U.S.F. Arrozi, E. Heraldy, G.T.M. Kadja. “Composite Material Consisting of HKUST-1 and Indonesian Activated Natural Zeolite and its Application in CO2 Capture”. Open Chemistry, 17(1), 1279-1287. (2019).

19. L. Darmayanti, G.T.M. Kadja, S. Notodarmojo, E. Damanhuri, R.R.Mukti. “Structural alteration within fly ash-based geopolymers governing the adsorption of Cu2+ from aqueous environment: Effect of alkali activation”. Journal of Hazardous Materials, 377, 305-314. (2019).

18. A. Maghfirah, Y. Susanti, A.T.N. Fajar, R.R. Mukti, G.T.M. Kadja. “The role of tetraalkylammonium for controlling dealumination of zeolite Y in acid media”. Materials Research Express, 6, 094002. (2019).

17. R. Kurniawan, G.T.M. Kadja, P. Setiawan, B. Burhan, A.A. Oktaviana, Rustan, B. Hakim, M. Aubert, A. Brumm, Ismunandar. “Chemistry of prehistoric rock art pigments from the Indonesian island of Sulawesi”. Microchemical Journal, 146, 227-233. (2019).

16. G.T.M. Kadja, N. Nurdini, N.J. Azhari, M.M. Ilmi. “Modul E-Supervision: Pembimbingan secara elektronik melalui pemanfaatan Ksype dan Google Docs”. (2019).