44. F. Primayudha, D.N. Sahdarani, G.T.M. Kadja. “The relationship of volcanic facies and temperature range derived from the associated clay mineral in Gunung Endut, Banten”. Journal of Physics: Conference Series 1725(1), 012073. (2021).

43. M. Kurniawati, N.J. Azhari, G.T.M. Kadja, R.R. Mukti, S. Notodarmojo. “Conversion of coal fly ash into advanced crystalline materials”. IOP Conference Series: Earth and Environmental Science 623(1), 012040. (2021).

42. N.J. Azhari, S. Mardiana, G.T.M. Kadja. “On the Effectiveness of Hierarchical Zeolite Catalyst for Isomerization of Biomass-Derived Compound”. Journal of Research and Development on Nanotechnology 1 (1), 23-27. (2021).

41. G.T.M. Kadja, N.J. Azhari, R.R. Mukti, M. Khalil. “A Mechanistic Investigation of Sustainable Solvent-Free, Seed-Directed Synthesis of ZSM-5 Zeolites in the Absence of an Organic Structure-Directing Agent”. ACS Omega 6(1), 925–933 (2020).

40. I.A. Nurani, P. Setiawan, M.M. Ilmi, N. Nurdini, G.T.M. Kadja, Ismunandar. “Faktor Penyebab Nihilnya Gambar Cadas Prasejarah Di Kawasan Gunung Sewu, Jawa”. PURBAWIDYA: Jurnal Penelitian Dan Pengembangan Arkeologi, 9(2), 95–112. (2020).

39. M. Khalil, R.M. Iqbal, G.T.M. Kadja, D. Djuhana. “Recent Advances on Plasmon-enhanced Titania Nanocatalysts for Photocatalytic Degradation of Organic Dyes”. Journal of the Indonesian Chemical Society 3(3), 117-117. (2020).

38. G.T.M. Kadja, T.R. Suprianti, M.M. Ilmi, M. Khalil, R.R. Mukti. “Sequential mechanochemical and recrystallization methods for synthesizing hierarchically porous ZSM-5 zeolites”. Microporous and Mesoporous Materials 308, 110550. (2020).

37. W.P. Wicaksono, G.T.M. Kadja, D. Amalia, L. Uyun, W.P. Rini, A. Hidayat, R.L. Fahmi, D. Nasriyanti, S.G.V. Leun, H.A. Ariyanta, T. A. Ivandini. “A green synthesis of gold–palladium core–shell nanoparticles using orange peel extract through two-step reduction method and its formaldehyde colorimetric sensing performance”. Nano-Structures & Nano-Objects 24, 100535. (2020).

36. A Maghfirah, MM Ilmi, ATN Fajar, GTM Kadja. “A review on the green synthesis of hierarchically porous zeolite”. Materials Today Chemistry 17, 100348. (2020).