A - Mathematics and Natural Sciences: Recent submissions
Now showing items 181-200 of 512
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2019 J Atomik reka MODIFIKASI DAN KARAKTERISASI ZEOLIT ALAM TASIKMALAYA DENGAN Fe2O3 MODIFICATION AND CHARACTERIZATION OF TASIKMALAYA NATURAL ZEOLITES WITH Fe2O3
(2019-03-09)Research on natural zeolite has been carried out as a porous material modified by Fe2O3 semiconductor material. Starting with natural zeolite preparation, dealumination by activating it using HCl solution, modifying natural ... -
2018 J Atomik Sumarni AKTIVASI DAN KARAKTERISASI ZEOLIT ALAM MENGGUNAKAN NaOH ACTIVATON AND CHARACTERIZATION OF NATURAL ZEOLITE USING NaOH
(2018-08-25)A study on the activation of natural zeolite using NaOH and it’s application for adsorption Rhodamin B from waste liquid woven Samarinda has been conducted. The activation process was conducted by several steps namely, sample ... -
2018 J atomik mela ANTIHYPERGLYCEMIC ACTIVITY OF JAMBU MAWAR LEAVES EXTRACT (Syzygium jambos (L.) Aston) ON MALE RABBIT ALLOXANT INDUCTED
(2019-03-15)Antihyperglycemic activity of jambu mawar leaves extract (Syzygium jambos (L.) Aston) to lower blood glucose levels in male rabbits (Oryctolagus cuniculus) induced by alloxant has been conducted. Simplicia jambu mawar ... -
2018 J ATOMIK Irma SINTESIS SILIKA DARI ABU SEKAM PADI TERMODIFIKASI 2-MERKAPTOBENZOTIAZOL UNTUK ADSORPSI ION LOGAM Cd2+ DAN Cr6+
(2017-11-29)A study on the adsorption of Cd2+ ion using silica gel modified with 2-mercaptobenzothiazole (MBT) from rice husk ash has been conducted. The modification of silica gel with MBT was conducted by several steps namely, sample ... -
2018 J Atomik Hariati SINTESIS KARBON AKTIF CANGKANG JENGKOL (Pithecellobium lobatum) DENGAN BANTUAN ULTRASONIK SEBAGAI BAHAN PENYIMPAN ENERGI ELEKTROKIMIA
(2017-11-29)Research on the synthesis of activated carbon from jengkol shells (Pithecellobium lobatum) with the help of ultrasonic waves as an electrochemical energy storage material has been done. The activated carbon from jengkol shells ... -
2018 J Atomik Faisal THE INFLUENCE OF Pb (II) ION CONCENTRATION ON PROTEIN CONTENT IN MUSSEL SHELLS (Mactra violacea) IN CONTAMINATED AREA OF TARAKAN ISLAND EAST KALIMANTAN
(2018-08-25)The researched about the correlation level of metal lead (Pb) towards the protein content of mussel shells (Mactra violacea) had been done. This research was taken in the coastal water of Tarakan, North Borneo. The ... -
2017 J Atomik Samuel THE MANUFACTURE OF BIODEGRADABLE FILM FROM CEMPEDAK SEED STARCH AND CARBOXY METHYL CELLULOSE WITH THE ADDITION OF GLYCEROL
(2018-08-25)This research about the manufacture of biodegradable film from cempedak (Artocapus champeden sp.) seed starch and CMC (Carboxy Methyl Cellulose) as well as with the addition of glycerol as a plasticizer has been studied. ... -
2017 J Atomik Putu ETHANOL PRODUCTION FROM TUBER GANYONG (Canna Edulis Kerr.) BY Saccharomyces cerevisiae WITH THE ADDITION OF Spirulina Sp.
(2017-11-29)This study demonstates the potential of starch tuber ganyong (Canna edulis Kerr.) as a substance for making ethanol by Saccharomyces cerevisiae with microalgae addition of Spirulina sp. as a source of nutrients in ... -
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 ...