| Methylation of brazilein on secang (Caesalpinia sappan Linn) wood extract for maintain color stability to the changes of pH Z Ulma, E Rahayuningsih, TD Wahyuningsih IOP Conference Series: Materials Science and Engineering 299 (1), 012075, 2018 | 25 | 2018 |
| Utilization of cassava peel (Manihot utilissima) waste as an adhesive in the manufacture of coconut shell (Cocos nucifera) charcoal briquettes B Rudiyanto, Z Ulma, DA Prasetyo, B Piluharto International journal of Renewable Engineering Development, 2023 | 8 | 2023 |
| Peningkatan Kualitas Briket Ampas Kopi Menggunakan Perekat Kulit Jeruk Melalui Metode Torefaksi Terbaik Q Qanitah, YDF Akbar, Z Ulma, Y Hananto Journal of Engineering Science and Technology 1 (1), 32-43, 2023 | 3 | 2023 |
| Analisis Fisis Briket Berbahan Baku Sludge Biogas dengan Perekat Daun Randu (Ceiba Pentandra) N Faizin, HE Anugrah, Z Ulma Jurnal Teknologi Sumberdaya Mineral 3 (2), 69-80, 2022 | 3 | 2022 |
| Pengaruh Penambahan Serat Kulit Kopi dan Polivinil Alkohol (PVA) terhadap Karakteristik Biodegradable Foam dari Pati Kulit Singkong F Sarlinda, A Hasan, Z Ulma Jurnal Pengendalian Pencemaran Lingkungan (JPPL) 4 (2), 9-20, 2022 | 3 | 2022 |
| Online Fun Physics Experiments Untuk Meningkatkan Motivasi Belajar Siswa Sekolah Dasar Yayasan Mutiara Bunda Jember RE Rachmanita, Z Ulma Journal of Community Development 3 (1), 33-41, 2022 | 3 | 2022 |
| Pengaruh Penekanan Terhadap Kadar Air, Kadar Abu, Dan Nilai Kalor Briket Dari Sludge Biogas Kotoran Sapi Z Ulma, M Handayani, ANR Putri, CF Ivana Jurnal Pengendalian Pencemaran Lingkungan (JPPL) 3 (2), 81-86, 2021 | 3 | 2021 |
| Water content comparison of green bean and roasted bean of robusta gumitir coffee based on processing method and roast level AL Alwi, A Nuraisyah, Z Ulma, L Mastutik, R Nirmala Kusumaningtyas Gontor AGROTECH Science Journal 9 (1), 82-88, 2023 | 1 | 2023 |
| Penerapan Teknologi Pompa Irigasi Pertanian Bertenaga Surya di Desa Dukuhdempok Kecamatan Wuluhan Kabupaten Jember Y Hananto, Z Ulma, AT Zain, MJ Wibowo, RE Rachmanita Journal of Community Development 4 (1), 18-26, 2023 | 1 | 2023 |
| Sosialisasi Pentingnya Persiapan Studi Lanjut Atau Bekerja Sebelum Kelulusan Bagi Siswa Smk (Smkn 2 Yogyakarta) MW Kurniawati, Z Ulma NUSANTARA Jurnal Pengabdian Kepada Masyarakat 3 (2), 221-227, 2023 | 1 | 2023 |
| Optimization of Biohydrogen Production from Vinasse and Cow Manure Using the Response Surface Method (RSM) Z Ulma, N Faizin, Y Hananto IOP Conference Series: Earth and Environmental Science 1338 (1), 012062, 2024 | | 2024 |
| Optimizing the ratio of raw materials and pH on biogas production from cow manure with banana peel waste in batch system reactors N Faizin, Z Ulma, RE Rachmanita, MJ Wibowo, S Anwar IOP Conference Series: Earth and Environmental Science 1338 (1), 012061, 2024 | | 2024 |
| Analysis of biodiesel process from waste cooking oil using heterogeneous catalyst field snail shell (pila ampullacea) AR Ridho, DA Prasetyo, Y Susmiati, Z Ulma Jurnal Polimesin 22 (2), 221-226, 2024 | | 2024 |
| Rancang bangun Smart Coffee Dry-Huller Machine tenaga surya berbasis IoT dengan inovasi sinar UV sebagai penghigienis IF Al Akbar, S Hidayatullah, IH Baihaqi, FN Mubarakah, FD Maulidiyah, ... ARMATUR: Artikel Teknik Mesin & Manufaktur 5 (1), 28-38, 2024 | | 2024 |
| The effect of HNO3 molarity and TBP concentration to the purification of rare earth metals by liquid-liquid extraction method using TBP: Kerosene I Abdurrosyid, FM Ramadhan, MA Muhandis, I Nurhimawati, MI Bayquni, ... AIP Conference Proceedings 2967 (1), 2024 | | 2024 |
| One-Step Sputtering CuInGaSe 2 (CIGSe) Process for Thin Film Solar Cells: Progress and Challenges M Syabriyana, Z Ulma, RD Werena Proceeding of International Conference on Multidisciplinary Research 6 (1 …, 2024 | | 2024 |
| Inovasi Biobriket Berbasis Limbah Tongkol Jagung dan Tempurung Kelapa dengan Penambahan Limbah Masker Sebagai Peningkat Kualitas dan Daun Bunga Sepatu Sebagai Perekat N Fissa’adah, F Rohmadini, DKR Pamungkas, Z Ulma National Multidisciplinary Sciences 3 (1), 142-151, 2024 | | 2024 |
| Potensi Limbah Kulit Pisang sebagai Bahan Baku Biohidrogen dengan Teknik Konsorsium Alami Mikroorganisme A Nuraini, BR Sinatria, N Zulfa, N Fissa’Adah, Z Ulma National Multidisciplinary Sciences 3 (1), 54-62, 2024 | | 2024 |
| Pelatihan Penggunaan Mesin Pengering Kopi Untuk Meningkatkan Keterampilan Petani Kopi N Faizin, Z Ulma, DA Prasetyo, Y Hananto, CN Karimah Journal of Community Development 4 (2), 157-163, 2023 | | 2023 |
| Penerapan Energi Surya Sebagai Sumber Energi Penggerak Pompa Air Tanaman Hidroponik NFT (Nutrient Film Technique) M Syabriyana, F Amir, Z Ulma, MK Huda Jurnal Teknik Terapan 2 (2), 37-45, 2023 | | 2023 |
