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Teresa Palomar, Marina Martínez-Weinbaum, Mario Aparicio, Laura Maestro-Guijarro, Marta Castillejo and Mohamed Oujja
Flashed glasses are composed of a base glass and a thin colored layer and have been used since medieval times in stained glass windows. Their study can be challenging because of their complex composition and multilayer structure. In the present work, a s...
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Yuki Naoi, Masayuki Iwata, Daichi Yokota, Gediminas Gaigalas, Daiji Kato, Izumi Murakami, Hiroyuki A. Sakaue, Yuichiro Sekiguchi, Masaomi Tanaka, Hajime Tanuma, Shinya Wanajo and Nobuyuki Nakamura
We present a laser induced breakdown spectrum of Er II in the near ultraviolet region. To use the spectrum for the evaluation of the transition probabilities, an alloy target with a low content of Er was used to suppress the self-absorption. From the lin...
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Sonali Dubey, Rohit Kumar, Abhishek K. Rai, Jayanta K. Pati, Johannes Kiefer and Awadhesh K. Rai
Laser-induced breakdown spectroscopy is applied to a variety of gemstones for classification and characterization purposes.
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Sabrina Messaoud Aberkane, Ali Safi, Asia Botto, Beatrice Campanella, Stefano Legnaioli, Francesco Poggialini, Simona Raneri, Fatemeh Rezaei and Vincenzo Palleschi
In this review, we report and critically discuss the application of LIBS for the determination of plasma-emission fundamental parameters, such as transition probabilities, oscillator strengths, Stark broadening and shifts, of the emission lines in the sp...
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Shan Lu, Xinwei Wang, Tianzheng Wang, Xinran Qin, Xilin Wang and Zhidong Jia
The composition of contamination deposited on transmission line insulators can affect their surface flashover voltage. Currently, there is no rapid on-line method to detect this contamination composition in power grids. In this paper, we applied laser-in...
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Richard R. Hark, Chandra S. Throckmorton, Russell S. Harmon, John R. Plumer, Karen A. Harmon, J. Bruce Harrison, Jan M. H. Hendrickx and Jay L. Clausen
Chemical analysis of soil samples using handheld spectroscopic instruments was performed to investigate if classification accuracy is enhanced through multianalyzer data fusion.
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Bo Li, Dayuan Zhang, Jixu Liu, Yifu Tian, Qiang Gao and Zhongshan Li
The applications of femtosecond lasers to the diagnostics of combustion and flow field have recently attracted increasing interest. Many novel spectroscopic methods have been developed in obtaining non-intrusive measurements of temperature, velocity, and...
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Giorgio S. Senesi, Olga De Pascale, Aldo Bove and Bruno S. Marangoni
One of the main objectives in the steel production process is to obtain a blast furnace pig iron of good quality and at the lowest possible cost. In general, the quality of pig iron is evaluated on the basis of its chemical composition determined by X-ra...
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Lifei Wei, Yangxi Zhang, Ziran Yuan, Zhengxiang Wang, Feng Yin and Liqin Cao
Soil total arsenic (TAs) contamination caused by human activities?such as mining, smelting, and agriculture?is a problem of global concern. Visible/near-infrared (VNIR), X-ray fluorescence spectroscopy (XRF), and laser-induced breakdown spectroscopy (LIB...
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Omar Ormachea,Alex Villazón,Iván Terceros
Identifying minerals in ore concentrates require costly techniques and preparation of samples, thus limiting their instant analysis. We present the development of a low-cost portable LIBS (Laser Induced Breakdown Spectroscopy) system, to identify atomic ...
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Dongming Wang, Li Xu, Wei Gao, Hongwei Xia, Ning Guo and Xiaohan Ren
As an extremely important energy source, improving the efficiency and accuracy of coal classification is important for industrial production and pollution reduction. Laser-induced breakdown spectroscopy (LIBS) is a new technology for coal classification ...
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Asadullah Dawood, Shazia Bashir, Naveed Ahmed, Asma Hayat, Abdullah Yahia AlFaify, Syed Muhammad Abouzar Sarfraz, Shahab Ahmed Abbasi and Ateekh Ur Rehman
In the present study, the influence of a 1.1 tesla Transverse Magnetic Field (TMF) on Laser-Induced Breakdown Spectroscopy (LIBS) of Mg-alloy plasma has been explored. The Mg plasma was produced using an Nd: YAG laser (1064 nm, 10 ns) at an intensity of ...
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Iván Terceros,Omar Ormachea
Se presenta el desarrollo de un sistema de control inalámbrico, basado en tecnología bluetooth, para un sistema LIBS (Laser-Induced Breakdown Spectroscopy) que utiliza un prototipo láser Nd:YAG+++ portátil de una potencia estimada de 10 MW/cm2, un espect...
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Oscar Urquidi,Omar Ormachea
Se presenta el diseño y construcción de un espectrómetro óptico para su uso en sistemas LIBS (Laser Induced Breakdown Spectroscopy), basado en una rejilla de difracción por reflexión y elementos ópticos comerciales. Se usaron objetivos fotográficos de 50...
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