Zobrazeno 1 - 10
of 33
pro vyhledávání: '"Junifa Layla Sihombing"'
Autor:
Junifa Layla Sihombing, Herlinawati Herlinawati, Ahmad Nasir Pulungan, Lisnawaty Simatupang, Rahayu Rahayu, Ary Anggara Wibowo
Publikováno v:
Arabian Journal of Chemistry, Vol 16, Iss 6, Pp 104707- (2023)
Bio-oil from biomass pyrolysis is promising to be used as a sustainable biofuel and high-value-added chemical. However, the presence of high acid, water, and oxygenate causes corrosive properties, low higher heating value (HHV), and instability of th
Externí odkaz:
https://doaj.org/article/22a83249a0304a68a8368baa2efa8e04
Autor:
Saharman Gea, Agus Haryono, Andriayani Andriayani, Junifa Layla Sihombing, Ahmad Nasir Pulungan, Tiamina Nasution, Rahayu Rahayu, Yasir Arafat Hutapea
Publikováno v:
Elkawnie: Journal of Islamic Science and Technology, Vol 6, Iss 1, Pp 85-95 (2020)
Abstract : Material characteristics analysis of Sarulla natural zeolite (SNZ) with base activation has been carried out. The base used was NaOH at various concentrations; 0.2 M, 0.5 M, and 2 M. Base activated catalysts were characterized by X-ray Flu
Externí odkaz:
https://doaj.org/article/477bc26329d1490b9d376c27e02b1275
Autor:
Saharman Gea, Agus Haryono, Andriayani Andriayani, Junifa Layla Sihombing, Ahmad Nasir Pulungan, Tiamina Nasution, Rahayu Rahayu, Yasir Arafat Hutapea
Publikováno v:
Applied Sciences, Vol 10, Iss 12, p 4126 (2020)
Constituents of liquid smoke possess a huge potential to be converted as value-added chemicals, such as flavoring, antiseptics, antioxidants, or even fossil oil substitutes. However, liquid smoke instability, led by the presence of oxygenate compound
Externí odkaz:
https://doaj.org/article/4766d098b6a145e18f9ff61a91bcee94
Publikováno v:
Journal of Advanced Research in Fluid Mechanics and Thermal Sciences. 102:196-207
This article aims to review the potential and feasibility of pyrolytic oil from plastic waste (POPW) as a substitution fuel for conventional fossil fuels. Pyrolytic oil can be generated from plastic waste through the thermal cracking process. In addi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2c2b3686ee2aea12b1d295ce2952ce9c
https://doi.org/10.37934/arfmts.102.2.196207
https://doi.org/10.37934/arfmts.102.2.196207
Autor:
Ahmad Nasir Pulungan, Ronn Goei, Fauziyah Harahap, Lisnawaty Simatupang, Cicik Suriani, Saharman Gea, Muhammad Irvan Hasibuan, Junifa Layla Sihombing, Alfred Iing Yoong Tok
Publikováno v:
Waste and Biomass Valorization.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3a675844f1dba01351d852c632516be6
https://doi.org/10.1007/s12649-023-02153-0
https://doi.org/10.1007/s12649-023-02153-0
Autor:
Ahmad Nasir Pulungan, Ronn Goei, Agus Kembaren, Nurfajriani Nurfajriani, Junifa Layla Sihombing, Saharman Gea, Hana Ria Wong, Muhammad Irvan Hasibuan, Rahayu Rahayu, Alfred Iing Yoong Tok
Publikováno v:
Biomass Conversion and Biorefinery.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2c09486bb5c41b35554e9f6479f6455f
https://doi.org/10.1007/s13399-023-04237-2
https://doi.org/10.1007/s13399-023-04237-2
Autor:
Herlinawati Herlinawati, Junifa Layla Sihombing, Agus Kembaren, Lisnawaty Simatupang, Rika Adhani
Publikováno v:
Jurnal Pendidikan Kimia (JPKIM); Vol 15, No 1 (2023): April; 35-40
This study aims to determine the adsorption ability of betel nut skin-activated carbon on Fe metal in industrial wastewater. Betel nut skin carbon is activated using H2SO4 and HNO3. To identify the quality of adsorption using betel nut skin adsorbent
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fbdaabc934c264815cb7e16fcd25b311
https://jurnal.unimed.ac.id/2012/index.php/jpk/article/view/42478
https://jurnal.unimed.ac.id/2012/index.php/jpk/article/view/42478
Publikováno v:
Egyptian Journal of Chemistry.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4f1b7a4ca86f6665831134708954d5ef
https://doi.org/10.21608/ejchem.2023.180971.7340
https://doi.org/10.21608/ejchem.2023.180971.7340
Autor:
Saharman Gea, Irvan Irvan, Karna Wijaya, Asma Nadia, Ahmad Nasir Pulungan, Junifa Layla Sihombing, Rahayu Rahayu
Publikováno v:
Biofuel Research Journal. 9:1630-1639
Bio-oil includes significant levels of oxygenate molecules, which might induce component instability and reduce its physicochemical qualities. To counteract this, the component must undergo a hydrodeoxygenation (HDO) reaction. Due to the presence of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::164dce8b4bcc47d5c30d44c2d691326b
https://doi.org/10.18331/brj2022.9.2.4
https://doi.org/10.18331/brj2022.9.2.4
Autor:
Makharany Dalimunthe, Susilawati Amdayani, Junifa Layla Sihombing, Gulmah Sugiharti, Herlinawati Herlinawati, Agus Kambaren, Lisnawati Simatupang
Publikováno v:
Jurnal Pengabdian Kepada Masyarakat (JPKM) TABIKPUN. 3:29-36
Kegiatan PKM dilatarbelakangi dengan adanya keputusan pemerintah terkait pelaksanaan pembelajaran di zona kuning dan hijau, untuk dapat melaksanakan pembelajaran tatap muka dengan penerapan protokol kesehatan yang sangat ketat. SD Swasta Bani Adam AS
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d03bb4fe80210045ce1d11efaf3e7efa
https://doi.org/10.23960/jpkmt.v3i1.74
https://doi.org/10.23960/jpkmt.v3i1.74