Authors:

Ida Ayu Gede Kusuma Dewi, Hery Suyanto, Ida Bagus Alit Paramarta, K. Suastika

Abstract:

“It has been conducted research on the qualitative analysis on amethyst coffee using LIBS.This study aims to determine the content of the element in amethyst coffee that can later be used as a comparison or reference further research in the elemental analysis amethyst coffee. With treatment, the laser irradiated amethyst coffee at 100 mJ, and the data retrieved by the accumulation of 3, delay time 1 µs and repetition as much as 3 points in different areas of each region analysis of depth function (Depth Profile) with 60 times the laser irradiation. The main element as a constituent amethyst Coffee is silicon (Si), Sodium (Na), calcium (Ca), potassium (K) and oxygen (O2), while the element on its outer surface is iron (Fe) and phosphorus (P) were analyzed using LIBS.”

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PDF:

https://jurnal.harianregional.com/buletinfisika/full-31341

Published

2016-08-01

How To Cite

KUSUMA DEWI, Ida Ayu Gede et al. ANALISIS KUALITATIF PADA BATU KECUBUNG KOPI MENGGUNAKAN LIBS.BULETIN FISIKA, [S.l.], v. 17, n. 2, p. 75-79, aug. 2016. ISSN 2580-9733. Available at: https://jurnal.harianregional.com/buletinfisika/id-31341. Date accessed: 28 Aug. 2025.

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Issue

Vol 17 No 2 (2016): BULETIN FISIKA

Section

Articles

Creative Commons License This work is licensed under a Creative Commons Attribution 4.0 International License