نتایج جستجو برای: laser induced breakdown spectroscopy

تعداد نتایج: 1317446  

همتی فارسانی, مرضیه, اسلامی مجد, عبدالله, دربانی, سید محمدرضا, سلطان الکتابی, محمود , قزلباش, مهسا,

Background and purpose: Cereals are the most important components of a healthy diet. Rice is one of the most common consumed grains in the world and a staple food of people in everyday meals. This study aimed at introducing a novel analytical approach in investigation of harmful metals and necessary elements in some types of Iranian rice by using Laser Induced Breakdown Spectroscopy (LIBS) meth...

2017
Daniel Sola Daniel Paulés Lorena Grima Jesús Anzano

Laser-induced breakdown spectroscopy (LIBS) is applied to characterize the formation of porous hydroxyapatite layers on the surface of 0.8CaSiO₃-0.2Ca₃(PO₄)₂ biocompatible eutectic glass immersed in simulated body fluid (SBF). Compositional and structural characterization analyses were also conducted by field emission scanning electron microscopy (FESEM), energy dispersive X-ray spectroscopy (E...

In this paper, the dynamic behavior of laser induced optical breakdown in impure water was studied by using a pump- probe technique. The plasma was induced by a 1064 nm Nd:YAG laser pulse (with pulse duration ~10 ns) in distilled water with two types of impurities: (I) a solution (highly diluted salt water as a conductor) and (II) a colloidal (TiO2 in colloidal nanoparticle form as a dielectric...

Journal: :Laser and Particle Beams 2023

The laser-induced breakdown spectroscopy (LIBS) technique is one of the most promising laser-based analytical techniques. Coincidentally, LIBS acronym was proposed by Radziemski and Loree in two seminal papers published 1981, almost at same time which Laser Particle Beams journal started its publication. In this contribution, evolution discussed following a chronological collection key LIBS, so...

2009
Matthew Weidman Santiago Palanco Matthieu Baudelet Martin C. Richardson

a r t i c l e i n f o Keywords: Laser-induced breakdown spectroscopy Double pulse LIBS Laser ablation Laser heating Laser-induced particles Double-Pulse Laser-Induced Breakdown Spectroscopy of iron using both Nd:YAG and TEA–CO 2 lasers has been investigated to better understand mechanisms of signal enhancement. The signal dependence on the delay between the two laser pulses shows an enhanced si...

2013
Zhi-bo Cong Lan-xiang Sun Yong Xin Yang Li Li-feng Qi

The Laser Induced Breakdown Spectroscopy (LIBS) is a fast, non-contact, no sample preparation analytic technology; it is very suitable for on-line analysis of alloy composition. In the copper smelting industry, analysis and control of the copper alloy concentration affect the quality of the products greatly, so LIBS is an efficient quantitative analysis technology in the copper smelting industr...

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