Browsing A - Mathematics and Natural Sciences by Issue Date
Now showing items 301-320 of 501
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Pyrolysis-Gc/Ms Analysis of Fast Growing Wood Macaranga Species
(Universitas Pendidikan Indonesia, 2021-02-04)Py-GC/MS analysis of six different species of fast growing Macaranga wood has been studied. Flash pyrolysis was conducted at different temperatures (250-850 oC) under a flow of helium followed by GC/MS analysis of the ... -
A Logit Model for Bivariate Binary Responses
(MDPI, 2021-02-16)This article provides a bivariate binary logit model and statistical inference procedures for parameter estimation and hypothesis testing. The bivariate binary logit (BBL) model is an extension of the binary logit model ... -
Antioxidant Activity of Secondary Metabolite Compounds from Lichen Teloschistes flavicans
(Biointerface Research in Applied Chemistry, 2021-03-01)In the last decade, lichen has become a research interest related to exploring secondary metabolites compounds. Lichen is a unique organism and contains specific chemical compounds rarely found in other natural sources; ... -
Complete Mitochondrial Genomes of Paedocypris micromegethes and Paedocypris carbunculus Reveal Conserved Gene Order and Phylogenetic Relationships of Miniaturized Cyprinids
(Frontiers Media S.A. Switzerland, 2021-03-24) -
Prevalence, intensity, and dominance of ectoparasites in gourami (Osphronemus goramy) reared in floating net cage in Cirata Reservoir, West Java, Indonesia
(Syiah Kuala University, 2021-03-25)Ectoparasite is one ofthe main problems in aquaculture. Parasitic infection can cause fish growth and health to be impaired. Gourami Osphronemusgoramy isoneofthepopularculturedfreshwaterfishthatcultureextensiveandintensi ... -
SINTESIS MALEIL ASETAT MELALUI REAKSI ESTERIFIKASI ASAM MALAT MENGGUNAKAN PEREAKSI ASETAT ANHIDRAT
(Jurusan Kimia FMIPA Universitas Mulawarman, 2021-03-31) -
ISOLASI BAKTERI ENDOFIT DARI BUAH OKRA (Abelmoschus esculentus L. Moench)Jurna
(Jurusan Kimia FMIPA Universitas Mulawarman, 2021-03-31) -
ISOLASI BAKTERI ENDOFIT PENGHASIL LIPASE PADA DAUN GINSENG JAWA (Talinum triangulare(Jacq.) Willd)
(Jurusan Kimia FMIPA Universitas Mulawarman, 2021-03-31)Endophytic bacteria are bacteria that live in plant tissues. These bacteria produce extracellular enzymes, one of which is the lipase. This research was conducted to isolate the endophytic bacteria of Ginseng Jawa ... -
ISOLASI BAKTERI PENGHASIL LIPASE DARI SUMBER AIR PANAS LONG KALI
(Jurusan Kimia FMIPA Universitas Mulawarman, 2021-03-31)Isolation of lipase producing bacteria from hot spring of Long Kali was performed by selecting bacteria colony in nutrient agar which contained rhodamine B and olive oil. Based on the results, there were 5 from 14 bacteria ... -
The Effectiveness of Using Learning Media 3D Pop-Up Chemistry Assisted by Project Based Learning (PjBL) Learning Model Against Student Learning Outcomes on the Subject of Colloid Systems in SMA Negeri 12 Samarinda
(IOSR Journal of Research & Method in Education, 2021-04)Background: Learning media is one important aspect that can affect the quality of student learning at school. Lack of use of media in the learning process can affect student motivation and learning outcomes in schools, ... -
Review Result “Preparation of Dye-Sensitized Solar Cell (DSSC) Using TiO2 and Mahkota Dewa Fruit (Phaleria Macrocarpa (Scheff) Boerl.) Extract"
(Jurnal Bahan Alam Terbarukan, 2021-04) -
Biodiesel (Methyl Esters)
(Maejo International Journal of Energy and Environmental Communication, 2021-04-01)Biodiesel, an environmentally friendly biomass-based fuel, is gaining popularity globally as a cost-effective way to meet rising fuel demand. However, the high cost of raw materials and catalysts continues to ... -
Biodiesel (Methyl Ester)
(MIJEEC, 2021-04-01) -
Biosynthesis of silver nanoparticles from aqueous extract of Myrmecodia pendans bulb
(AIP Conference Proceedings 2331, 050014 (2021), 2021-04-02)Nanoparticles, especially the silver nanoparticles (AgNPs), have been widely used in different biomedical applications and nanotechnology fields. Bioreduction of silver nitrate (AgNO3) for the biosynthesis of AgNPs can ...