Items where Author is "Pulungan, Ahmad Nasir"

Sihombing, Junifa Layla and Herlinawati and Pulungan, Ahmad Nasir and Simatupang, Lisnawaty and Rahayu and Wibowo, Ary Anggara (2023) EFFECTVE HYDRODEOXYGENATION BIO-OIL VIA NATURAL ZEOLITE SUPPORTED TRANSITION METAL OXIDE CATALYST. Arabian Journal of Chemistry, 16 (06). pp. 1-39. ISSN 1878-5352 (p) ; 1878-5379 (e)

Pulungan, Ahmad Nasir and Goei, Ronn and Kembaren, Agus and Nurfajriani and Sihombing, Junifa Layla and Gea, Saharman and Wong, Hana Ria and Hasibuan, Muhammad Irvan and Rahayu and Tok, Alfred Ling Yook (2023) Two stages upgrading of bio‑oil through esterification and hydrodeoxygenation reactions using Fe2O3‑CoO supported catalyst. Biomass Conversion and Biorefinery. ISSN 2190-6815 (p) ; 2190-6823 (e)

Nurfajriani and Sudrajat, Ajat and Pulungan, Ahmad Nasir and Yusuf, Muhammad and Pardosi, Ira D. (2023) Mechanical Characterization of Composites Reinforced by Corn Husk Fiber (Zea mays) Waste and Coffee Husk Fiber (Coffea Arabica L). Materials Science Forum, 1080. pp. 75-81. ISSN 1662-9752

LPPM Universitas Negeri Medan (2022) MODIFIKASI KOMPOSIT POLIESTER DENGAN FILLER SERAT KULIT KOPI (Coffee Arabica L.) DAN KULIT JAGUNG (Zea Mays). EC00202282130.

LPPM Universitas Negeri Medan (2022) PRODUKSI DAN UPGRADING BIO-CRUDE OIL DARI LIMBAH PELEPAH KELAPA SAWIT SEBAGAI BAHAN BAKAR ALTERNATIF MELALUI REAKSI ESTERIFIKASI DAN HIDRODEOKSIGENASI DENGAN KATALIS ZEOLIT TEREMBANKAN LOGAM Cu, Zn, Co Dan Fe. EC00202256065.

Yusuf, Muhammad and Dibiyantini, R.E. and Gunawan, H. and Utama, E. and Nurfajriani and Sihombing, Junifa Layla and Pulungan, Ahmad Nasir (2022) Analysis of the Bis(benzoylacetonato)zirconium(IV) Chloride Complex Compound Mulliken Charge Used As a Catalyst in the Ring Opening Polymerization of ε-Caprolactone. Russian Journal of Applied Chemistry, 95 (05). pp. 732-741. ISSN 1608-3296

Wong, Hana Ria and Kembaren, Agus and Hasibuan, Muhammad Irvan and Pulungan, Ahmad Nasir and Sihombing, Junifa Layla (2021) Review Artikel: Studi Potensi Biomassa Menjadi Bio-Oil Menggunakan Metode Pirolisis sebagai Energi Baru Terbarukan. In: Prosiding Seminar Nasional Kimia & Pendidikan Kimia#2 - 2021, 11 Desember 2021, Medan.

Hasibuan, Muhammad Irvan and Husna, Adistya Fadhilah and Febrianti, Fitria and Pangaribuan, Rabiatul Adawiyah and Surbakti, Tia Aulia and Pulungan, Ahmad Nasir (2021) Studi Awal Konversi Limbah Pelepah Kelapa Sawit Menjadi Bio-Oil Dengan Teknik Semi Fast Pyrolysis sebagai Sumber Bahan bakar Alternatif. In: Prosiding Seminar Nasional Kimia & Pendidikan Kimia#2 - 2021, 11 Desember 2021, Medan.

Pulungan, Ahmad Nasir (2021) The stabilization of bio-oil as an alternative energy source through hydrodeoxygenation using Co and Co-Mo supported on active natural zeolite. In: The 3rd International Conference on Sciences and Technology Applications (ICOSTA 2021), 02 November 2021, Medan, Indonesian.

Pulungan, Ahmad Nasir (2021) PENGEMBANGAN MODUL ELEKTRONIK TERINTEGRASI PROBLEM BASED LEARNING (PBL) PADA MATERI LARUTAN ELEKTROLIT DAN NON ELEKTROLIT. JURNAL INOVASI PEMBELAJARAN KIMIA, 3 (2). pp. 201-207. ISSN 2685-0761; 2685-0850

Pulungan, Ahmad Nasir (2021) Biodiesel Production from Rubber Seed Oil Using Natural Zeolite Supported Metal Oxide Catalysts. Polish Journal of Environmental Studies, 30 (6). pp. 5681-5689. ISSN 1230-1485; 2083-5906

Syuhada, Feri Andi and Pulungan, Ahmad Nasir and Nurfajriani and Riris, Ida Duma and Nasution, Haqqi Annazili and Susanti, Nora (2021) PELATIHAN PEMBUATAN HAND SOAP/SABUN CAIR ANTI BAKTERI BERSTANDART BERBASIS TANAMAN HERBAL DAN EDUKASI PENCEGAHAN COVID-19 DI SEKOLAH SMA SWASTA BANI ADAM AS,KECAMATAN MEDAN DELI, KOTA MEDAN. In: Prosiding Seminar Nasional Pengabdian Kepada Masyarakat "Penguatan Peran Perguruan Tinggi Dalam Meningkatkan Kualitas Hidup Di Era New Normal Melalui Hasil Pengabdian Kepada Masyarakat", 8 September 2021, LPPM Universitas Negeri Medan.

Modul (2021) KONVERSI SELULOSA DARI LIMBAH PELEPAH KELAPA SAWIT (ELAEIS GUINEENSIS) MENJADI PRODUK BIO-OIL SEBAGAI BAHAN BAKAR ALTERNATIF. EC00202139821.

LPPM Universitas Negeri Medan (2021) STABILISASI ASAP CAIR SEBAGAI SUMBER ENERGI ALTERNATIF MELALUI REAKSI HIDRODEOKSIGENASI MENGGUNAKAN KATALIS Co/ZAS DAN CoMo/ZAS. EC00202131763.

Pulungan, Ahmad Nasir and Kembaren, Agus and Nurfajriani and Syuhada, Feri Andi and Sihombing, Junifa Layla and Yusuf, Muhammad and Rahayu (2021) Biodiesel Production from Rubber Seed Oil Using Natural Zeolite Supported Metal Oxide Catalysts. Polish Journal of Environmental Studies, 30 (06). pp. 5681-5689. ISSN 1230-1485; 2083-5906

Nurfajriani and Pulungan, Ahmad Nasir and Yusuf, Muhammad and Bukit, Nurdin (2020) Preparation and Characterization of Bacterial Cellulose From Culturation of Acetobacter Xylinum In Coconut Water Media. In: The 2nd International Conference on Sciences and Technology Applications (ICOSTA) 2020, 3 Nov 2020, Medan.

Pulungan, Ahmad Nasir (2020) Ring-opening Polymerization Reaction Mechanism of ε-Caprolactone Catalyzed by Bis(dibenzoylmethanato) zirconium(IV) Using PM3 Semi-Empirical Method. In: The 2nd International Conference on Sciences and Technology Applications (ICOSTA) 2020, 3 Nov 2020, Medan.

Pulungan, Ahmad Nasir (2020) The Stabilization of Liquid Smoke through Hydrodeoxygenation Over Nickel Catalyst Loaded on Sarulla Natural Zeolite. Applied Sciences, 10 (12). pp. 1-17. ISSN 2076-3417

Pulungan, Ahmad Nasir (2020) The Effect of Chemical Activation Using Base Solution With Various Concentrations Towards Sarulla Natural Zeolite. Journal of Islamic Science and Technology, 6 (1). pp. 85-95. ISSN 2460-8920-e; 2460-8912-p

Pulungan, Ahmad Nasir (2020) Characteristic and Catalytic Performance of Co and Co-Mo Metal Impregnated in Sarulla Natural Zeolite Catalyst for Hydrocracking of MEFA Rubber Seed Oil into Biogasoline Fraction. Catalysts, 10 (1). pp. 1-14. ISSN 2073-4344

Nurfajriani and Pulungan, Ahmad Nasir and Yusuf, Muhammad and Tampubolon, M. D. and Bukit, Nurdin (2019) The Effects Of Sodium Hydroxide Concentrations on Synthesis Of Carboxymethyl Cellulose From Bacterial Cellulosa. In: The International Conference on Sciences and Technology Applications, 13-14 November 2019, Garuda Plaza Hotel, Medan City, North Sumatera Province, Indonesia.

Dr. Ir. Nurfajriani, M.Si; Prof. Dr. Nurdin Bukit, M.Si; dan Ahmad Nasir Pulungan, S.Si, M.Sc. (2019) METODE PEMBUATAN KARBOKSIMETILSELULOSA DARI SELULOSA BAKTERI DENGAN RUTE ASETILASI-ETERIFIKASI SEBAGAI STABILIZER DALAM PEMBUATAN ES KRIM. EC00201953932.

Pulungan, Ahmad Nasir (2019) X-Ray Diffraction and Morphology Studies of Sulfonated Polystyrene and Maleated Natural Rubber Blend with PE-g-MA as Compatibilished. In: In Proceedings of the 1st International Conference on Chemical Science and Technology Innovation (ICOCSTI 2019), 14-15 July 2019, Medan City, North Sumatera, Indonesia.

Pulungan, Ahmad Nasir (2019) SYNTHESIS OF BIODIESEL FROM RUBBER SEED OIL WITH ACID AND BASE ACTIVATED NATURAL ZEOLITE CATALYST. Indonesian Journal of Chemical Science and Technology State University of Medan, 02 (2). pp. 125-130. ISSN 2622-4968; 2622-1349

Pulungan, Ahmad Nasir (2018) Optimization of Indonesia biodiesel production from rubber seed oil using natural zeolite modification. Jurnal Pendidikan Kimia, 10 (2). pp. 387-392. ISSN 2549-3116; 2085- 3653

Sihombing, Junifa Layla and Pulungan, Ahmad Nasir and Sobhan and Wibowo, Ary A. and Nasution, Hafni Indriati (2016) Catalytic Hydrocracking MINYAK BIJI ALPUKAT MENJADI BAHAN BAKAR CAIR MENGGUNAKAN KATALIS ZnO/ZAA. In: Seminar Nasional Kimia dan Pendidikan Kimia 2016, 30-31 May 2016, Medan.

Pulungan, Ahmad Nasir POLYMER ELECTROLYTE MEMBRANE FUEL CELL FROM SULFONATED POLYSTYRENE AND MALEATED NATURAL RUBBER BLEND. RASAYAN J.Chem, 13 (2). pp. 1112-1123. ISSN 0974-1496; 0976-0083