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

Ditemukan 413 artikel.


Cover

Oleh: Editor, Editor

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Sumber: Jurnal Teori dan Aplikasi Fisika; Jurnal Teori dan Aplikasi Fisika; i

Daftar Isi

Oleh: Editor, Editor

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Sumber: Jurnal Teori dan Aplikasi Fisika; Jurnal Teori dan Aplikasi Fisika; iii-iv

Cover Belakang

Oleh: Editor, Editor

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Sumber: Jurnal Teori dan Aplikasi Fisika; Jurnal Teori dan Aplikasi Fisika; v

Skrinning Fitokimia Ekstrak Daun Sirsak (Annona muricata) Dan Pengaruhnya Terhadap Laju Korosi Baja Karbon ST 37

Oleh: Rumiyanti, Leni, Rasitiani, Amilia, Suka, Ediman Giting

Research has been conducted on a phytochemical screening of soursop leaf extract (Annona muricata) and its effect on the corrosion rate of ST 37 carbon steel. Extraction of soursop leaves was carried out by the maceration method, while corrosion rate testing was carried out by weight loss method. ST...

Sumber: Jurnal Teori dan Aplikasi Fisika; Jurnal Teori dan Aplikasi Fisika; 1-6

Analisis Jeruk dan Kulit Jeruk sebagai Larutan Elektrolit terhadap Kelistrikan Sel Volta

Oleh: asmarani, suci, Suciyati, Sri Wahyu, Supriyanto, Amir

It has been conducted a research to analyze Citrus sp as voltaic cell electrolyte liquid based on pH and fruit condition on its electrical properties. The research objective was to utilize citrus sp waste as an alternative source of electrical energy bio-battery. The materials required consists of a...

Sumber: Jurnal Teori dan Aplikasi Fisika; Jurnal Teori dan Aplikasi Fisika; 7-16

Inhibisi Korosi Ekstrak Buah Pinang (Areca catechu L.) Sebagai Penghambat Laju Korosi Pada Baja Karbon Rendah C-Mn Steel dengan Medium Korosif HCl dan NaCl

Oleh: khumaidah, nika, Suka, Ediman Ginting, Syafriadi, Syafriadi

Corrosion inhibition of areca nut extract (Areca catechu) as the resistor of corrosion rate in low carbon steel with HCl and NaCl corrosive medium concentrated at 3% had been reasearched. The C-Mn steel corrosion rate was examined during a 96 hours of submersion with and without the addition of arec...

Sumber: Jurnal Teori dan Aplikasi Fisika; Jurnal Teori dan Aplikasi Fisika; 17-28

Pengaruh Temperatur terhadap Karakterisasi Klinker Semen dengan Substitusi 20% Batu Basalt terhadap Massa Batu Kapur dan 20% Batubara terhadap Massa Total sebagai Reduktor

Oleh: Rumiyanti, Leni, Sari, Yuliana, Amin, Muhammad

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Sumber: Jurnal Teori dan Aplikasi Fisika; Jurnal Teori dan Aplikasi Fisika; 29-34

Pengaruh Penambahan Silika (SiO2) Sekam Padi Terhadap Karakteristik Mikrostruktur dan Struktur Aspal dengan Perbandingan Massa 1:0 ; 1:1,5 ; 1:1,6 dan 1:1,7

Oleh: Diana, Letia Oktri, Sembiring, Simon, Situmeang, Rudi T.M

Synthesis and characterization of silica rice husk blend asphalt was carried out with a mass ratio of 1;0; 1:1,5; 1:1,6 and 1:1,7 respectively. Rice husk was prepared by sol-gel method as a raw material of silica. Asphalt and silica is mixed by using the solid-sate method, which is heated with a tem...

Sumber: Jurnal Teori dan Aplikasi Fisika; Jurnal Teori dan Aplikasi Fisika; 35-44

Pengaruh Penambahan Inhibitor Ekstrak Kulit Kakao (Theobroma cacao) terhadap Laju Korosi Baja Api 5 L pada Medium NaCl 3% dan HCl 3%

Oleh: Mardova, Liyana, Suka, Ediman Ginting, Sembiring, Simon

Corrosion inhibition of low carbon API 5L by cocoa peel extract (Theobroma cacao) in corrosive medium of natrium chloride and hydrochloride acid of 3% has been investigated. The test was carried out by weight loss method. Corrosion rate was tested on low carbon steel with and without the tea leaves ...

Sumber: Jurnal Teori dan Aplikasi Fisika; Jurnal Teori dan Aplikasi Fisika; 45-54

Studi Awal Analisator Perubahan Sifat Elektrik Materi Cair yang Berinteraksi dengan Cahaya untuk Aplikasi Spektrometri

Oleh: pratama, angga wahyu, Surtono, Arif, Junaidi, Junaidi

An initial study research has been carried out on the realization of electrical properties analyzer of liquids that interact with light to be applied to spectrometry. This study aims to develop a spectrometry method based on changes in electrical resistance in liquids when interacting with laser. Me...

Sumber: Jurnal Teori dan Aplikasi Fisika; Jurnal Teori dan Aplikasi Fisika; 55-62