Artikel Berbahasa Indonesia

Deteksi Letak Kebocoran Pipa Berdasarkan Analisis Debit Air Menggunakan Teknologi Sensor Flowmeter Berbasis TCP/IP

Oleh: Hariyanto, Duwi, Pauzi, Gurum Ahmad, Supriyanto, Amir

Pipeline leaks can cause major financial losses for the users of pipeline system. Perusahaan Daerah Air Minum (PDAM) generally uses manual methods to detect leak location, such as by looking puddle above the pipeline. The research proposed to produce a method that can detect pipeline leak location q...

Penerbit: Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 17 January 2017

Reversibilitas Reaksi Elektrokimia pada Elektroda Superkapasitor Zeolit Berbasis Silika Sekam Padi yang Dikalsinasi pada Suhu 450, 550, dan 650?

Oleh: Ulfah, Fatia, Suprihatin, S, Manurung, Posman

Zeolite based silica rice husk has been prepared at temperature of 450, 550, and 650?. This research was conducted to study the effect of calcination temperature in forming of crystalline phases and standard electron rate constant (k0). The zeolite K450 was formed quartz and bohmite phases, zeolite ...

Penerbit: Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 17 January 2017

Pengaruh Luas Permukaan Spesifik terhadap Kapasitansi Spesifik Elektrode Zeolit Akibat Variasi Suhu Kalsinasi

Oleh: Rosalina, R, Suprihatin, S, Karo Karo, Pulung

The effect of specific surface area to the specific capacitance of electrode zeolite with variation of calcintion temperatures. This study describes the potential of zeolite as a supercapacitor electrode which aims to determine the effect of surface area on the specific capacitance of the zeolite. ...

Penerbit: Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 17 January 2017

EFEKTIVITAS EKSTRAK DAUN SIRSAK SEBAGAI INHIBITOR PADA BAJA KARBON API 5L DALAM LARUTAN NaCl 3%

Oleh: Giri, Apriyanto Supriyo, Ginting, Ediman, Suprihatin, S

The effectiveness of soursop leaves extract as inhibitor on carbon steel API 5L in NaCl 3% had been researched. Carbon steel API 5L submersion used NaCl 3% had been done for 144 hours with various concentrations of soursop leaves extract inhibitor adding 0%, 5%, 10%, 15%, 20%, 25%, 30%, and 35%. The...

Penerbit: Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 17 January 2017

Analisis Kelistrikan Sel Volta Memanfaatkan Logam Bekas

Oleh: Yulianti, Devi, Supriyanto, Amir, Pauzi, Gurum Ahmad

It has been conducted a research to analyze the scrap metals as voltaic cells. The research objective was to utilize scrap metals as an alternative source of electrical energy and as a voltaic cell to the battery. The materials required consist of a electrode copper (Cu), iron (Fe), aluminum (Al) an...

Penerbit: Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 17 January 2017

Karakteristik Termal (DTA/TGA) dan Konduktivitas Termal Cordierite (2MgO.2Al2O3.5SiO2) Berbasis Silika Sekam Padi Akibat Penambahan MgO (0, 10, 15%berat)

Oleh: Amalia, Annisa Rizka, Sembiring, Simon, Simanjuntak, Wasinton

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Penerbit: Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 17 January 2017

Oleh: Hamidah, Alfi, Karo Karo, Pulung, Suroto, Bambang Joko

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Penerbit: Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 17 January 2017

Analisis Dimensi Fraktal Sinyal Elektrokardiografi

Oleh: Narvinda, Rizki Yara, Surtono, Arif, Amanto, A

It has been utilized a research on the fractal dimension analysis of electrocardiographic (ECG) signals. ECG signal is one example of a fractal nature, so that this signal can be calculated using fractal dimension. The purpose of this study calculates the ECG signal by using fractal dimension. Calc...

Penerbit: Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 17 January 2017

Pengaruh CaCl2 Terhadap Ukuran Partikel Nanotitania Dari Titanium Isopropoksida

Oleh: Sitohang, Johar, Manurung, Posman, Situmeang, Rudy

Telah dilakukan sintesis dan karakterisasi nanotitania (TiO2) dengan metode sol-gel.Titanium isopropoksida (TTIP) dan CaCl2 dicampur dengan methanol. Desain mikrostruktur dilakukan dengan variasi CaCl2adalah masing-masing 0,06; 0,08; 0,10; 0,11; 0,12 M. Kalsinasi dilakukan pada 400oCselama 10 jam.Ka...

Penerbit: Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 16 January 2017

Analisis Geologi Bawah Permukaan Di Kecamatan Kemiling Sebagai Acuan Desain Sumur Biopori

Oleh: Rustadi, R

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Penerbit: Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung • Publikasi: 16 January 2017