A - Mathematics and Natural Sciences: Recent submissions
Now showing items 181-200 of 503
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2021 MAEJO Biodiesel Biodiesel (Methyl Esters)
(2021-04-07)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 drive up ... -
2021 Applied Nanoscience Embong Enhanced biodiesel production via esterification of palm fatty acid distillate (PFAD) using rice husk ash (NiSO4)/SiO2 catalyst
(2021-06)Waste or low-cost feedstock utilization for preparing renewable energy is a noble effort towards a greener environment. In this work, palm fatty acid distillate (PFAD), which is usually transacted at a concession rate ... -
2021 App Nanosci in press Exploitation of cost‑effective renewable heterogeneous base catalyst from banana (Musa paradisiaca) peel for effective methyl ester production from soybean oil
(2021-06)Biodiesel is one of the biofuel alternatives obtained from vegetable oils and animal fats, currently being used globally to lessen environmental pollutions. In this research investigation, waste banana peels impregnated ... -
2014 Ultrason Sonochem Novel utilization of waste marine sponge (Demospongiae) as a catalyst in ultrasound-assisted transesterification of waste cooking oil
(2015-01)This study demonstrates the potential of Na-silica waste sponge as a source of low cost catalyst in the transesterification of waste cooking oil aided by ultrasound. In this work an environmentally friendly and efficient ... -
Jurnal Internasional Bereputasi - 2013 ECM5269
(2013-10-01)For many years, the cost of production has been the main barrier in commercializing biodiesel, globally. It has been well researched and established in the literature that the cost of feedstock is the major contributor. ... -
Jurnal Internasional Bereputasi - 2013 Decantercake ECM "Decanter Cake as a Feedstock For
(2013-12-01)Decanter cake (DC), with an oil content of 11.5 ± 0.18 wt.%, was subjected to ultrasound-aided transesterification using boiler ash as a base catalyst, petroleum ether and hexane as co-solvents. Optimization work revealed ... -
Internasional - 2015 JEng n Tech "Rice Husk Silica Supported Oil Palm Fruid Ash As A Catalyst In The "
(2015-06-01)An investigation was conducted on palm oil palm fruit ash (OPFA), OPFA supported by rice husk silica (RHS), and potassium-OPFA-RHS as catalysts for methyl esters production through transesterification process using waste ... -
abstract ICMSc 2021
(FMIPA Unmul, 2021-10-12) -
PENERAPAN METODE FUZZY TIME SERIES SAXENA EASO PADA DATA RUNTUN WAKTU
(Universitas Padjajaran, 2021-12-30) -
Preparation of Dye-Sensitized Solar Cell (DSSC) Using TiO2 and Mahkota Dewa Fruit (Phaleria Macrocarpa (Scheff) Boerl.) Extract
(Jurnal Bahan Alam Terbarukan , UNNES, 2021-06-10)A dye sensitized solar cell (DSSC) is a low-cost solar cell with attractive features. DSCC contains of photo electrode, dye, electrolyte, and counter electrode with photo electrochemical system. The aim of this research ... -
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 ... -
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 ...