Synthesis, characterization and activity of photocatalytic sol–gel TiO2 powders and electrodes J Marugan, P Christensen, T Egerton, H Purnama Applied Catalysis B: Environmental 89 (1-2), 273-283, 2009 | 51 | 2009 |
Does hydrogen peroxide really accelerate TiO2 UV-C photocatalyzed decolouration of azo-dyes such as Reactive Orange 16? TA Egerton, H Purnama Dyes and pigments 101, 280-285, 2014 | 38 | 2014 |
PENGEMBANGAN PRODUKSI PESTISIDA ALAMI DARI Beauveria bassianaDAN Trichoderma sp. MENUJU PERTANIAN ORGANIK H Purnama, N Hidayati, E Setyowati Warta LPM 18 (1), 1-9, 2015 | 27 | 2015 |
Effect of initial treatment in the preparation of natural indigo dye from Indigofera tinctoria H Purnama, N Hidayati, DS Safitri, S Rahmawati AIP Conference Proceedings 1855 (1), 2017 | 25 | 2017 |
Pengaruh Waktu Maserasi, Perlakuan Bahan Dan Zat Fiksasi Pada Pembuatan Warna Alami Daun Ketapang (Terminalia catappa Linn) W Eriani, IH Purnama Universitas Muhammadiyah Surakarta, 2017 | 20 | 2017 |
Influence of the Synthesis pH on the Properties and Activity of Sol‐Gel TiO2 Photocatalysts J Marugán, P Christensen, T Egerton, H Purnama International Journal of Photoenergy 2008 (1), 759561, 2008 | 20 | 2008 |
Pemanfaatan tongkol jagung untuk adsorpsi zat warna Reactive Blue 19 H Purnama, AR Kurnianto LPPM STIKES Muhammadiyah Kudus, 2016 | 12 | 2016 |
Natural dye extraction from tropical almond (Terminalia catappa Linn) leaves and its characterization H Purnama, W Eriani, N Hidayati AIP Conference Proceedings 2114 (1), 2019 | 11 | 2019 |
Decolouration of dye solutions using photoelectrocatalysis and photocatalysis TA Egerton, H Purnama, S Purwajanti, M Zafar Journal of Advanced Oxidation Technologies 9 (1), 79-85, 2006 | 11 | 2006 |
Effect of ultrasound on zeolite preparation from rice husk ash H Purnama, M Musthofa, AH Akhwan, IK Dewi, R Fitriadi Proceedings of the 3rd Applied Science for Technology Innovation, Hal, 24-30, 2014 | 10 | 2014 |
Characterization of sPEEK/chitosan membrane for the direct methanol fuel cell N Hidayati, T Harmoko, M Mujiburohman, H Purnama AIP Conference Proceedings 2114 (1), 2019 | 9 | 2019 |
The influence of platinum (II) on TiO2 photocatalyzed dye decolourization by rutile, P25 and PC500 TA Egerton, H Purnama, JA Mattinson Journal of Photochemistry and Photobiology A: Chemistry 224 (1), 31-37, 2011 | 9 | 2011 |
Biodiesel from microalgae Nannochloropsis oculata and Tetraselmis chuii by sonication technique and K2CO3 catalyst H Purnama, N Hidayati IOP Conference Series: Materials Science and Engineering 821 (1), 012011, 2020 | 8 | 2020 |
Pemurnian Minyak Jelantah Dengan Zeolit Alam: Pengaruh Massa Zeolit dan Waktu Pengadukan H Purnama, O Mistyanti, RKN Amin Universitas Muhammadiyah Surakarta, 2014 | 8 | 2014 |
Adsorpsi Limbah Tekstil Sintetis dengan Jerami Padi H Purnama, Setiati Gelagar 15 (1), 1-9, 2004 | 8 | 2004 |
Pengaruh waktu dan jarak elektroda pada pengolahan lindi dengan metode elektrokoagulasi-adsorpsi zeolit T Trisnaawati, H Purnama Jurnal Teknik Kimia 27 (2), 54-60, 2021 | 7 | 2021 |
Pembuatan Bioetanol dari Limbah Kulit Kopi Arabika dan Robusta dengan Variasi Waktu Fermentasi NNA Said, H Purnama Prosiding University Research Colloquium, 220-228, 2020 | 6 | 2020 |
Catalysis of glycerol acetylation on solid acid catalyst: a review N Hidayati, RP Sari, H Purnama Jurnal Kimia Sains dan Aplikasi 23 (12), 414-423, 2020 | 6 | 2020 |
Pengaruh Variasi Komposisi Gliserol dan Kitosan Terhadap Kualitas Plastik Biodegradable dari Bekatul AD Rahmawati, IH Purnama Universitas Muhammadiyah Surakarta, 2018 | 6 | 2018 |
Effects of particle dispersion on the measurement of semi-conductor photocatalytic activity TA Egerton, RW Harrison, SE Hill, JA Mattinson, H Purnama Journal of Photochemistry and Photobiology A: Chemistry 216 (2-3), 268-274, 2010 | 6 | 2010 |