[1] Choudhary S K, Ganguly S. Morphology and segregation in continuously cast high carbon steel billets[J]. ISIJ International, 2007, 47(12): 1759-1766.

[2] Kajatani T, Drezet J M, Rappaz M. Numerical simulation of deformation-induced segregation in continuous casting of steel[J]. Metallurgical and Materials Transactions A, 2001, 32(6): 1479-1491.

[3] Ludlow V, Normanton A, Anderson A, et al. Strategy to minimise central segregation in high carbon steel grades during billet casting[J]. Ironmaking & Steelmaking, 2005, 32(1): 68-74.

[4] Hou Guanyu, Wang Ping, Tong Cunzhu. Progress in laser-induced breakdown spectroscopy and its applications[J]. Chinese Optics, 2013, 6(4): 490-500. (in Chinese)

[5] Li Zhanfeng, Wang Ruiwen, Deng Hu, et al. Laser induced breakdown spectroscopy of Pb in Coptis chinensis[J]. Infrared and Laser Engineering, 2016, 45(10): 1006003. (in Chinese)

[6] Yuan Di, Gao Xun, Yao Shuang, et al. The detection of heacy metals in soil with laser induced breakdown spectroscopy [J]. Spectroscopy and Spectral Analysis, 2016, 36(8): 2617-2620. (in Chinese)

[7] Dell′Aglio M, Gaudiuso R, Senesi G S, et al. Monitoring of Cr, Cu, Pb, V and Zn in polluted soils by laser induced breakdown spectroscopy (LIBS)[J]. Journal of Environmental Monitoring, 2011, 13(5): 1422-1426.

[8] Li Wenhong, Shang Liping, Wu Zhixiang, et al. Determination of Al and Fe in cement by laser-induced breakdown spectroscopy [J]. Infrared and Laser Engineering, 2015, 44(2): 508-512. (in Chinese)

[9] Mohamed W T Y. Improved LIBS limit of detection of Be, Mg, Si, Mn, Fe and Cu in aluminum alloy samples using a portable Echelle spectrometer with ICCD camera[J]. Optics & Laser Technology, 2008, 40(1): 30-38.

[10] Liu Li, Xiao Pingping. Accuracy improvement of temperature calculation of the laser-induced plasma using wavelet transform baseline subtraction [J]. Spectroscopy and Spectral Analysis, 2016, 36(2): 545-549. (in Chinese)

[11] Hao Z Q, Li C M, Shen M, et al. Acidity measurement of iron ore powders using laser-induced breakdown spectroscopy with partial least squares regression[J]. Optics Express, 2015, 23(6): 7795-7801.

[12] Rai N K, Rai A K. LIBS—an efficient approach for the determination of Cr in industrial wastewater[J]. Journal of Hazardous Materials, 2008, 150(3): 835-838.

[13] Li X, Yin H, Wang Z, et al. Quantitative carbon analysis in coal by combining data processing and spatial confinement in laser-induced breakdown spectroscopy[J]. Spectrochimica Acta Part B: Atomic Spectroscopy, 2015, 111: 102-107.

[14] Chen Shihe, Lu Jidong, Zhang Bo, et al. Controllable factors in detection of pulverized coal flow with LIBS[J]. Optics and Precision Engineering, 2013, 21(7): 1651-1658. (in Chinese)

[15] Emde Benjamin, Hermsdorf J 觟rg, Kaierle Stefan. Identification of the zinc dispersion in rubber blends by libs with a Nd:YAG laser[J]. Chinese Optics, 2015, 8(4): 596-602.

[16] Boué-Bigne F. Laser-induced breakdown spectroscopy applications in the steel industry: Rapid analysis of segregation and decarburization [J]. Spectrochimica Acta Part B: Atomic Spectroscopy, 2008, 63(10): 1122-1129.

[17] Boué-Bigne F. Simultaneous characterization of elemental segregation and cementite networks in high carbon steel products by spatially-resolved laser-induced breakdown spectroscopy[J]. Spectrochimica Acta Part B: Atomic Spectroscopy, 2014, 96: 21-32.

[18] Zhang Yong, Jia Yunhai, Chen Jiwen, et al. Segregation bands analysis of steel sample using laser-induced breakdown spectroscopy [J]. Spectroscopy and Spectral Analysis, 2013, 33(12): 3383-3387. (in Chinese)