Penerbit: Department of Physics, Faculty of Mathematics and Natural Science, University of Lampung
P-ISSN: 2747-2043
E-ISSN: 2747-299X
DOI: 10.23960/jemit
Fakultas Matematika dan Ilmu Pengetahuan Alam Fisika dan Astronomi Arsitektur
Artikel (116)
Ekstrak Daun Pandan Sebagai Inhibitor Korosi Baja St37 Dalam Larutan NaCl 3% dengan Suhu Perendaman 27°C dan 40°C
Ulum, Siti Fatkhul , Ginting, Ediman, Sembiring, Simon
The extract of pandan leaf used as corrosion inhibitor of St37 steel in NaCl 3% solution. To determine the effect of inhibitor concentration and immersion temperature on steel corrosion is done with variation of inhibitor concentration there were 0, 1,8, 1,2, and 1,4% and temperature variation is 27...
Journal of Energy, Material, and Instrumentation Technology; Vol. 2 No. 1 (2021): Journal of Energy, Material, and Instrumentation Technology; 30 - 38 | 2021
Pengaruh Variasi Polivinilpirolidon (PVP) Terhadap Pembentukan Serat Nano TiO2 Menggunakan Metode Electrospinning
Ar, Vega Rahmawati, Manurung, Posman, Junaidi, Junaidi
Research on the formation of TiO2 nanofiber has been carried out with PVP variations of 1.1; 1,2; 1.3; 1.4 and 1.5 grams using electrospinning. This study aims to determine the effect of PVP variation on the viscosity and morphology of TiO2 nanofibers and to determine the crystal structure of the fi...
Journal of Energy, Material, and Instrumentation Technology; Vol. 2 No. 1 (2021): Journal of Energy, Material, and Instrumentation Technology; 11 - 16 | 2021
Penggunaan Metode Taguchi untuk Menentukan Kondisi Parameter Optimum Pada Pembuatan CaO dari Batu Kapur (CaCO-3)
Lilik Widia, Marjunus, Roniyus , Sudibyo
Research has been carried out to determine the optimum conditions for making quicklime (CaO) using the Taguchi Method. CaO is the burning result of limestone (CaC ) in calcination process by releasing of C  gas until CaO solids occur. The limestone was calcined at .  The Taguchi Method is a quali...
Journal of Energy, Material, and Instrumentation Technology; Vol. 2 No. 1 (2021): Journal of Energy, Material, and Instrumentation Technology; 23 -29 | 2021
Pengaruh Variasi Kadar CaCO3 terhadap Pertumbuhan Fase Superkonduktor BPSCCO–2212 Menggunakan Metode Pencampuran Basah
Pratiwi, Rianggi Wahyuni, Suprihatin, Sembiring, Simon
This research was conducted to determine the effect of CaCO3 levels on the formation of superconducting phase BPSCCO - 2212 by calculating the level of purity of the phases formed and looking at the microstructure. The variation of CaCO3 was 0.95, 1.00, 1.05 and 1.10 mole using the wet mixing method...
Journal of Energy, Material, and Instrumentation Technology; Vol. 2 No. 1 (2021): Journal of Energy, Material, and Instrumentation Technology; 17 - 22 | 2021
Sistem Identifikasi Tingkat Kematangan Buah Nanas Secara Non-Destruktif Berbasis Computer Vision
Nevalen Aginda Prasetyo, Surtono, Arif, Junaidi, Junaidi
A computer vision-based non-destructive pineapple maturity level identification system has been realized. This research was conducted to create a system capable of identifying six indexes of pineapple maturity level. An artificial neural network is used as a classifier for the level of maturity pine...
Journal of Energy, Material, and Instrumentation Technology; Vol. 2 No. 1 (2021): Journal of Energy, Material, and Instrumentation Technology; 1 - 10 | 2021
Efektivitas Ekstrak Daun Jambu Biji (Psidium Guajava l.) Sebagai Inhibitor Pada Baja Karbon St37 dalam Medium Korosif NaCl 3%
Mardiana, Dian , Ginting, Ediman, Riyanto, Agus
The effectiveness of guava leaf extract as an inhibitor of St37 carbon steel in a corrosive medium of 3% NaCl had been researched. The concentration of guava leaf extract inhibitor was used 0%. 3%. 5% and 7% with immersion time of 4 and 8 days. Corrosion rate testing was done by weight loss method. ...
Journal of Energy, Material, and Instrumentation Technology; Vol. 1 No. 3 (2020): Journal of Energy, Material, and Instrumentation Technology; 119 - 125 | 2020
Rancang Bangun Sistem Monitoring Kualitas Air Tambak Udang (Litopenaeus Vannamei) Menggunakan Wireless Sensor Sistem (WSS) yang Terintegrasi dengan PLC CPM1A
Pauzi, Gurum Ahmad, Suryadi, Okta Ferli , Susanto, Gregorius Nugroho
The research about pH, salinity, dissolved oxygen, and temperature monitoring system using Arduino Uno integrated with PLC CPM1A for water quality control of shrimp farm litopenaeus vannamei had done. The system used pH meter kit Dfrobot sensor, salinity sensor, DS18B20 waterproof sensor, and analog...
Journal of Energy, Material, and Instrumentation Technology; Vol. 1 No. 3 (2020): Journal of Energy, Material, and Instrumentation Technology; 103-112 | 2020
Analisis Potensi Energi Listrik Pikohidro dari Sumber Air Pegunungan Serta Upaya Peningkatan Daya Listrik dengan Memanfaatkan Rangkaian Joule Thief
Soleh, Ahmad Badrus , Supriyanto, Amir, Pauzi, Gurum Ahmad
The research about picohydro power plant system has been developed in recent years. However, there is a problem in output power when using too small water debit on it. Output power can improved with a generator module and joule thief module. The generator module uses a turbine that the diameter is 4...
Journal of Energy, Material, and Instrumentation Technology; Vol. 1 No. 3 (2020): Journal of Energy, Material, and Instrumentation Technology; 91-102 | 2020
Analisis Suhu Dan Konsentrasi Karbondioksida dalam Kotak Pendingin Terhadap Susut Bobot dan Umur Simpan Buah Nanas (Ananas Comosus L. Merr) Berbasis MIT App Inventor 2
Nugraeni, Yulinda , Suciyati, Sri Wahyu, Pauzi, Gurum Ahmad
Shrinkage of weight loss and shelf life of pineapples is influenced by high temperatures and CO2 concentrations. This study aims to analyze the influence of temperature and CO2 concentration on weight loss and shelf life pineapple in a fridge cooler. The analysis data is obtained from a monitoring t...
Journal of Energy, Material, and Instrumentation Technology; Vol. 1 No. 3 (2020): Journal of Energy, Material, and Instrumentation Technology; 113-118 | 2020
Rancang Bangun Purwarupa Pemilah Nanas Berdasarkan Tingkat Kematangan Menggunakan Mikrokontroler Blue Pill STM32F103C8T6
Desy, Friska Tiara , Surtono, Arif , Supriyanto, Amir
The research about a design of prototype automatic pineapple sorting has been done with a belt conveyor system using a Blue Pill STM32F103C8T6 microcontroller. This research was conducted to create a prototype that can sort pineapples based on maturity level by classified unripe, ripe, and fully rip...
Journal of Energy, Material, and Instrumentation Technology; Vol. 1 No. 3 (2020): Journal of Energy, Material, and Instrumentation Technology; 81-90 | 2020