Enhanced laser induced breakdown spectroscopy signal intensity in colloids: An application for estimation of Cu and Cr in aqueous solution

2021 ◽  
Vol 175 ◽  
pp. 106010
Author(s):  
S. Maji ◽  
Satendra Kumar ◽  
K. Sundararajan
Keyword(s):  
Aqueous Solution ◽  
Signal Intensity ◽  
Laser Induced Breakdown Spectroscopy ◽  
Breakdown Spectroscopy ◽  
Laser Induced Breakdown

Separation and Determination of Cr (III) and Cr (VI) in aqueous solution using laser-induced breakdown spectroscopy coupled with resin substrate preconcentration

2021 ◽  
Author(s):  
Peichao Zheng ◽  
Ning Ding ◽  
Jinmei Wang ◽  
Huaidong Zhao ◽  
Ranning Liu ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Direct Determination ◽  
Rapid Quenching ◽  
Laser Induced Breakdown Spectroscopy ◽  
Breakdown Spectroscopy ◽  
Spectral Signal ◽  
Laser Induced Breakdown ◽  
Poor Stability

The direct determination of analytes in aqueous solution using laser-induced breakdown spectroscopy (LIBS) has several difficulties, including low spectral signal, poor stability, and rapid quenching of the plasma. In this...

scholarly journals Time-resolved characteristics of laser induced breakdown spectroscopy on non-flat samples by single beam splitting

RSC Advances ◽  
2020 ◽  
Vol 10 (65) ◽  
pp. 39553-39561
Author(s):  
Bingying Lei ◽  
Boping Xu ◽  
Jing Wang ◽  
Jing Li ◽  
Yishan Wang ◽  
...  
Keyword(s):  
Laser Beam ◽  
Signal Intensity ◽  
Extreme Condition ◽  
Laser Induced Breakdown Spectroscopy ◽  
Beam Splitting ◽  
Time Resolved ◽  
Single Beam ◽  
Laser Induced Plasma ◽  
Breakdown Spectroscopy ◽  
Laser Induced Breakdown

A single-beam-splitting approach was used to enhance the signal intensity of LIBS under the extreme condition of a laser beam grazing the surface of non-flat samples. We investigated the time-resolved characteristics of laser-induced plasma under single- and split beam modes.

Laser-induced breakdown spectroscopy using a porous silicon substrate produced by metal-assisted etching: microanalysis of a strontium chloride aqueous solution as an example

2020 ◽  
Vol 35 (10) ◽  
pp. 2239-2247
Author(s):  
Ayumu Matsumoto ◽  
Yusuke Shimazu ◽  
Sakiko Yoshizumi ◽  
Haruka Nakano ◽  
Shinji Yae
Keyword(s):  
Aqueous Solution ◽  
Porous Silicon ◽  
Gold Nanoparticle ◽  
Silicon Substrate ◽  
Laser Induced Breakdown Spectroscopy ◽  
Strontium Chloride ◽  
Liquid Sample ◽  
Breakdown Spectroscopy ◽  
Laser Induced Breakdown ◽  
Porous Silicon Substrate

The LIBS signal of the dry residue from a small amount of liquid sample is significantly enhanced by using a porous silicon substrate produced by gold-nanoparticle-assisted etching.

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