Industrial Applications of Laser Diagnostics

Sample Temperature Effect on Steel Measurement Using SP-LIBS and Collinear Long-short DP-LIBS

“…Renwei LIU, 1,2) Kai RONG, 3) Zhenzhen WANG, 2,3) Minchao CUI, 2,4) Yoshihiro DEGUCHI, 2,3) * Seiya TANAKA, 2) Junjie YAN 2,3) and Jiping LIU 1) 1) Moe Key Laboratory of Thermo-Fluid Science and Engineering, Xi'an Jiaotong University, No. 28 November 15, 2019; accepted on January 22, 2020; J-STAGE Advance published date: February 28, 2020) Laser induced breakdown spectroscopy (LIBS) has been investigated as a potential multi-element quantitative analysis tool for the quality control of on-line steel production.…”

“…of high-quality steel. [1][2][3][4] Laser induced breakdown spectroscopy (LIBS) is an alternative method to develop on-line qualitative and quantitative multi-element analytical instruments for iron and steel production, which can be used for a variety of materials, such as solids, gas and liquids. [5][6][7][8] LIBS is an element analysis method based on atomic emission spectrometry.…”

Breakdown Pattern of Hydrocarbons by Laser Breakdown Time-of-flight Mass Spectrometry

“…Due to the law of energy conservation, the ions' electric field potential is equivalent to their kinetic energy. The following formula is established by the energy conservation law [12] :…”

“…[12] Among them, LIBS is an analytical detection technique based on atomic emission spectroscopy to measure elemental compositions. With the development of laser and detection systems, LIBS has been widely applied for composition measurement in gas, [13][14][15] liquid, [16][17][18] and solid materials.…”

Application of Laser-Induced Breakdown Spectroscopy to Real-Time Elemental Monitoring of Iron and Steel Making Processes

“…[5][6][7] On the other hand, laser diagnostics, recently, has attracted a great attention in various industries because of the noncontact, fast response and multi-dimensional features as the qualitative and quantitative analytical detection technique. 8,9) Laser-induced breakdown spectroscopy (LIBS) is an analytical detection technique based on atomic emission spectroscopy to measure the elemental composition, which has been widely applied in the metallurgy field. 10) In this paper, the measurement methods of elements during iron and steel making processes will be summarized and discussed.…”