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8.161  Articles
1 of 817 pages  |  10  records  |  more records»
The Fourier Transform Infrared (FTIR) spectroscopic characteristics of biodiesel produced from vegetable oils with different saturation degree was investigated in this study. Unsaturation degree, usually determined by the Iodine Value (IV) indicates the s... see more

Fourier transform emission spectroscopy can make an important contribution in the observation of the Earth's atmosphere and in the investigation of atmospheric physics and chemistry. In this paper, we report the measurement performances and the result obt... see more

Research have been conducted about calculating the plasma temperature using Laser-Induced Breakdown Spectroscopy (LIBS), located in Udayana University’s Laboratorium Penelitian Terpadu FMIPA. The calculation of Plasma Temperature is done using the Boltzma... see more

A spectroscope presents the optical emission spectroscopy (OES) technique on laser-produced copper and silver plasmas. The optical emission spectrum technique was used to analyzes the spectrum arising from the Cu, Ag Laser Nd: YAG plasmas with a wavelengt... see more

A spectroscope presents the optical emission spectroscopy (OES) technique on laser-produced copper and silver plasmas. The optical emission spectrum technique was used to analyzes the spectrum arising from the Cu, Ag Laser Nd: YAG plasmas with a wavelengt... see more

This study used the visible fluorescence signal of scales from Astyanax lacustris fishes to differentiate ten populations of streams in Ivinhema River Basin, Upper Paraná Basin, Brazil. Scales were removed from the humeral region of each fish and the fluo... see more

Six macro- and thirteen microelements have been qualitatively and quantitatively determined by the emission spectroscopy method in leaves, stems and inflorescences of Vitex agnus-castus L. and Vitex cannabifolia Sieb. It has been found that silicon, iron,... see more

By ionometric and atomic emission spectroscopy methods has been used for research. The contents of nitrates and 15 inorganic elements has been determined in groves of genus Carduus L. herbs and extracts. The herbs of Carduus nutans L. genus: Carduus nutan... see more

AbstrakTelah dilakukan penelitian untuk mengidentifikasi kandungan unsur- unsur varietas kopi dengan teknik Laser Induced Shock Wave Plasma Spectroscopy (LISPS). Varietas kopi yang digunakan adalah kopi luwak, kopi jawa dan kopi toraja. Ketiga sampel kopi... see more

1 of 817 pages  |  10  records  |  more records»