Flat-top beam LIBS uranium analyzer

30% less interference

Replacing Gaussian beam with a flat-top beam for plasma excitation markedly suppresses spectral interference and signal uncertainty in uranium detection in di-uranate, delivering superior quantitative performance over conventional LIBS.

Jianxun, Ji · Hou, Zongyu · Song, Weiran · Yu, Xiang · Wang, Zhe

Journal of Analytical Atomic Spectrometry 2024

Specifications

Signal intensity enhanced

{'zh': '', 'en': '-2'} times

信号不确定性降低

{'zh': '约30', 'en': ''} %

model R improved

{'zh': '', 'en': '9857,'} RMSE

Advantages

Severely overlapped peaks clearly resolved, e.g., Fe I 480.77 nm and U I 481.09 nm