Artikel dari Penerbit "Departement of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung"

Penerbit: Departement of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung

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Ditemukan 116 artikel.

Electrical Design and Characterization of Plant Microbial Fuel Cell (PMFC) Using Water Hyacinth Plants with Variation of The Amount of Water and The Effect of Sunlight

Oleh: pubiyanti, Intan, Suciyati, Sri Wahyu, Apriyanto, Donni Kis

Research on Plant Microbial Fuel Cells (PMFCs) has begun to develop, and various types of plants have been used. This research has realized PMFC using hyacinth plants by diversifying the amount of water and the effects of sunlight. The electrical properties of PMFCs aim to determine the effect of va...

Sumber: Journal of Energy, Material, and Instrumentation Technology; Vol. 6 No. 2 (2025): Journal of Energy, Material, and Instrumentation Technology; 48-53

Prototype of a Digital Measuring Device Based on Atmega 328P for Measuring Current, Voltage, Electrical Power, and RLC Components

Oleh: Putri, Risa Amelia , Supriyanto, Amir , Surtono, Arif

Research on digital measuring device prototypes has developed over the past few years. However, there are still challenges in measuring current, voltage, electrical power, and RLC component parameters accurately. This research aims to design a digital system to measure electrical quantities such as ...

Sumber: Journal of Energy, Material, and Instrumentation Technology; Vol. 5 No. 2 (2024): Journal of Energy, Material, and Instrumentation Technology; 72 - 80

Design and Electrical Characterization of Plant Microbial Fuel Cell (PMFC) Using Eichhornia crassipes by Varying the Electrode Distance and Effect Light of the Sun

Oleh: Suryani, Mei , Pauzi, Gurum Ahmad, Junaidi, Junaidi

The Plant Microbial Fuel Cell (PMFC) design using water hyacinth has been successfully created. The PMFC was then treated by varying the distance of the electrode and giving the effect of sunlight. The electrodes used are Cu-Zn pairs where the electrode distance varies, with values of 3, 6, 9, and 1...

Sumber: Journal of Energy, Material, and Instrumentation Technology; Vol. 5 No. 1 (2024): Journal of Energy, Material, and Instrumentation Technology; 10-16

Utilization of Cassava Peel Waste for Renewable Electrical Energy Production Using Joule Thief Series with Microbial Fuel Cell Technology (Addition of Yeast and Acetate)

Oleh: Situmorang, Elfrina, Supriyanto, Amir, Surtono, Arif

The Cassava peel waste can be used as a substrate in the Microbial Fuel Cell (MFC) system to produce electrical energy. MFC was made of acrylic with a size of 9×9×11 cm with a dual chamber type that can accommodate a substrate volume of ±350 ml. The MFC system consists of 10 cells arranged in ser...

Sumber: Journal of Energy, Material, and Instrumentation Technology; Vol. 5 No. 3 (2024): Journal of Energy, Material, and Instrumentation Technology; 81-92

Effect of Variation of Concentration of Ketapang (Terminalia Catappa) Fruit Extract on The Corrosion Rate of ASTM A36 Iron

Oleh: Prabowo, Ocean, Syafriadi, Syafriadi, Suka, Ediman Ginting

The aim of this study was to investigate the influence of varying concentrations of Terminalia catappa fruit peel extract on the corrosion rate during immersion periods of 2 days, 4 days, and 6 days for ASTM A36 steel. The ASTM A36 steel specimens were immersed in a corrosive medium containing 2% Na...

Sumber: Journal of Energy, Material, and Instrumentation Technology; Vol. 4 No. 3 (2023): Journal of Energy, Material, and Instrumentation Technology; 106 - 109

The Effect of H2SO4 Variations on the Synthesis and Characterization of Nanocellulose Using Pineapple Peel Fiber

Oleh: Sitohang, Rosanti, Manurung, Posman , Suciyati, Sri Wahyu

Manufacturing nanocellulose made from pineapple peel fiber has been carried out using acid hydrolysis. This study aims to determine the effect of variations in H2SO4 on the synthesis of nanocellulose in pineapple peel fibers and on the crystal structure, surface morphology, and constituent elements ...

Sumber: Journal of Energy, Material, and Instrumentation Technology; Vol. 5 No. 2 (2024): Journal of Energy, Material, and Instrumentation Technology; 43 - 49

Manufacture of Nanocellulose from Red Onion Peel Waste Using Acid Hydrolysis Method with Variation of H2SO4 Concentration

Oleh: Shabrina, Shabrina Yakosati, Manurung, Posman, Suciyati, Sri Wahyu

The manufacture of nanocellulose from red onion peel waste has been carried out using the acid hydrolysis method using H2SO4. This study aims to determine the effect of variations in the concentration of H2SO4 on the size of nanocellulose crystallites from onion peels and the surface morphology of n...

Sumber: Journal of Energy, Material, and Instrumentation Technology; Vol. 6 No. 2 (2025): Journal of Energy, Material, and Instrumentation Technology; 54-59

Effect of Variation H2SO4 on the Manufacture of Nanocellulose from Corn Cobs

Oleh: Pertiwi, Mega, Manurung, Posman, Suciyati, Sri Wahyu

The acid hydrolysis method has been used to manufacture nanocellulose from corn cobs. This study aims to determine the effect of variations in the concentration of H2SO4 on the characteristics of nanocellulose produced from corn cobs and their surface morphology. The variations of H2SO4 used were 5,...

Sumber: Journal of Energy, Material, and Instrumentation Technology; Vol. 5 No. 3 (2024): Journal of Energy, Material, and Instrumentation Technology; 93-99

Production of Nanocellulose from Kepok Banana Peel Waste Using Acid Hydrolysis Method

Oleh: Putri, Faradilla Nabila, Manurung, Posman, Suciyati, Sri Wahyu

Research on the production of nanocellulose from kepok banana peel waste has been carried out using the Acid Hydrolysis method with H2SO4 Sulfuric Acid. This study aims to determine the effect of giving H2SO4 on kepok banana peels and the crystal structure and surface morphology of nanocellulose on ...

Sumber: Journal of Energy, Material, and Instrumentation Technology; Vol. 4 No. 3 (2023): Journal of Energy, Material, and Instrumentation Technology; 110-116

LPG Safety Monitoring System Using Artificial Neural Network with Back Propagation Method Based on The Internet of Things (IoT)

Oleh: Abidin, Ramadhani, Supriyanto, Amir, Surtono, Arif

This study aims to create an Artificial Neural Network (ANN) to determine the results of LPG gas monitoring based on gas leakage levels, smoke levels, fires, and ambient temperatures and apply Internet of Things technology in the monitoring system. Variations in the number of nodes in the hidden lay...

Sumber: Journal of Energy, Material, and Instrumentation Technology; Vol. 5 No. 3 (2024): Journal of Energy, Material, and Instrumentation Technology; 100-108

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