Ekstraksi daun pelawan (Tristaniopsis merguensis) sebagai antioksidan menggunakan Microwave Assisted Extraction (MAE) S Enggiwanto, F Istiqomah, K Daniati, O Roanisca, RG Mahardika Indonesian journal of pure and Applied Chemistry 1 (2), 50-55, 2018 | 30 | 2018 |
Microwave-Assisted Extraction of Polyphenol Content from Leaves of Tristaniopsis merguensis Griff. RG Mahardika, O Roanisca Asean journal of chemical engineering 19 (2), 110-119, 2019 | 24 | 2019 |
Aktivitas antioksidan dan fitokimia dari ekstrak etil asetat pucuk idat (Cratoxylum glaucum) RG Mahardika, O Roanisca Indonesian Journal of Chemical Research 5 (2), 69-74, 2018 | 22 | 2018 |
Skrining Fitokimia dan Penetapan Kandungan Total Fenolik Ekstrak Daun Tumbuhan Sapu-Sapu (Baeckea frutescens L.) DS Ningsih, H Henri, O Roanisca, RG Mahardika Biotropika: Journal of Tropical Biology 8 (3), 178-185, 2020 | 19 | 2020 |
Kajian Metabolit Sekunder Batang Bajakah (Spatholobus Littoralis Hassk.) Dalam Pengembangan Sebagai Obat Herbal Antikanker Payudara Dan Antioksidan A Abdulrahman, SR Utami, W Widia, O Roanisca PROCEEDINGS OF NATIONAL COLLOQUIUM RESEARCH AND COMMUNITY SERVICE 5, 46-49, 2021 | 12 | 2021 |
Skrining Fitokimia dan Penetapan Kandungan Total Fenolik Ekstrak Daun Tumbuhan Sapu-Sapu (Baeckea frutescens L.). Biotropika: Journal of Tropical Biology, 8 (3), 178–185 D Septia Ningsih, H Henri, O Roanisca, R Gus Mahardika | 12 | 2020 |
Tristaniopsis merguensis Griff. extract as inhibitor for corrosion of stainless steel O Roanisca, RG Mahardika, Y Setiawan IOP Conference Series: Earth and Environmental Science 353 (1), 012020, 2019 | 12 | 2019 |
Antioxidant activity and phytochemical of extract ethyl acetat pucuk idat (Cratoxylum glaucum). Indo RG Mahardika, O Roanisca J. Chem. Res 5 (2), 481-486, 2018 | 12 | 2018 |
Pendampingan Usaha Mikro dan Masyarakat Desa Balunijuk dalam Mewujudkan Kampung HalalL O Roanisca, M Yusnita, RG Mahardika Agrokreatif: Jurnal Ilmiah Pengabdian Kepada Masyarakat 6 (2), 173-180, 2020 | 11 | 2020 |
Skrining Fitokimia dan Potensi Antibakteri Ekstrak Etanol Pucuk Iding-Iding (Stenochlaena palustris) Terhadap Bakteri Bacillus subtilis, Staphylococcus aureus, dan Escherichia coli O Roanisca Jurnal Kimia Mulawarman 15 (2), 99-105, 2018 | 11* | 2018 |
Fenolik Total Fraksi Etil Asetat Daun Pelawan (Tristaniopsis merguensis Grifft.) RG Mahardika, O Roanisca, FIP Sari Jurnal Sains dan Edukasi Sains 3 (1), 8-14, 2020 | 9 | 2020 |
Potensi Antibakteri Ekstrak Daging Buah Kelubi (Eleiodoxa conferta) Bangka Belitung Menggunakan Microwave-Assisted Extraction (MAE) S Surtina, RP Sari, Z Zulita, R Rani, O Roanisca, RG Mahardika Indonesian Journal of Chemical Research 7 (2), 177-182, 2020 | 9 | 2020 |
Potensi Ekstrak Daun Senduduk (Melastoma malabathricum Linn.) Sebagai Antibakteri terhadap Pseudomonas aeruginosa dan Staphylococcus aureus D Safitri, O Roanisca, RG Mahardika Chimica et Natura Acta 9 (2), 74-80, 2021 | 8 | 2021 |
Citrus x microcarpa bunge fruit extract as antibacterial against staphylococcus aureus O Roanisca, RG Mahardika IOP Conference Series: Earth and Environmental Science 599 (1), 012043, 2020 | 8 | 2020 |
Screaning Fitokimia dan Aktivitas Antioksidan dari Ekstrak Aseton Pucuk Iding-Iding (Stenochlaena palustris) Bangka O Roanisca, RG Mahardika Proceedings of National Colloquium Research and Community Service 1, 2017 | 8 | 2017 |
Phytochemical Screening and Antibacterial Potency of Jeruk Kunci Fruit Waste (Citrus x microcarpa Bunge) Extract Against Propionibacterium acnes O Roanisca, R Rani, RG Mahardika Jurnal Pijar Mipa 16 (3), 387-392, 2021 | 7 | 2021 |
Total Phenolic and Antioxidant Capacity of Acetone Extract of Tristaniopsis merguensis Leaves O Roanisca, RG Mahardika, FIP Sari Stannum: Jurnal Sains dan Terapan Kimia 1 (1), 10-13, 2019 | 7 | 2019 |
Inhibition of α-Glucosidase Activity and The Toxicity of Tristaniopsis merguensis Griff. Leaf Extract RG Mahardika, O Roanisca, FIP Sari Elkawnie: Journal of Islamic Science and Technology 6 (1), 67-76, 2020 | 6 | 2020 |
Water quality testing due to oil palm plantation activities in Bangka regency FIP Sari, RG Mahardika, O Roanisca IOP Conference Series: Earth and Environmental Science 353 (1), 012019, 2019 | 6 | 2019 |
Peningkatan Daya Saing UMKM Kelurahan Sri Menanti Melalui Fasilitasi Perolehan Perizinan Dasar O Roanisca, RG Mahardika, M Yusnita Jurnal Pengabdian Pada Masyarakat 7 (2), 460-468, 2022 | 5 | 2022 |