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Separation and determination of Cr(iii) and Cr(vi) in aqueous solution using laser-induced breakdown spectroscopy coupled with resin substrate preconcentration

Autor: Ranning Liu, Yang Yang, Ning Ding, Huaidong Zhao, Peichao Zheng, Jinmei Wang

Publikováno v: Journal of Analytical Atomic Spectrometry. 36:2631-2638

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 study, chelate resin and an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::38a1d4047894cc0cadbed84300004a2b
https://doi.org/10.1039/d1ja00142f

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Detection and separation of Fe(ii) and Fe(iii) in aqueous solution by laser-induced breakdown spectroscopy coupled with chelating resin enrichment and pH value adjustment

Autor: Ning Ding, Chunhong Lai, Ranning Liu, Huaidong Zhao, Jinmei Wang, Peichao Zheng, Xuefeng Mao

Publikováno v: Journal of Analytical Atomic Spectrometry. 35:3032-3038

Ferrous iron (Fe(II)) is essential to organisms, but ferric iron (Fe(III)) is toxic. Monitoring Fe(II) and Fe(III) in solution can improve our understanding of Fe biogeochemistry and toxicity. However, it is difficult to rapidly determine Fe in diffe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ae6d38d9247fd586b0aecfc6aacec724
https://doi.org/10.1039/d0ja00292e

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Characterization of the Chinese Traditional Medicine Artemisia annua by Laser-Induced Breakdown Spectroscopy (LIBS) with 532 nm and 1064 nm Excitation

Autor: Ranning Liu, Huaidong Zhao, Jinmei Wang, Xuefeng Mao, Peichao Zheng, Xiaojuan Li, Shuang Zheng

Publikováno v: Analytical Letters. 53:922-936

In order to investigate the influence of laser wavelength on the detection of the metals in Artemisia annua, pulsed lasers operating at wavelengths of 1064 nm and 532 nm for laser induced breakdown...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::987e3ecb46171c9b8e0fa039d53c8c10
https://doi.org/10.1080/00032719.2019.1686511

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