supported by The National Natural Science Foundation of China(No.41830643);The National Science and Technology Basic Resources Survey Project(No.2019FY101703);The Higher Education Discipline Innovation Project(D18012)。
Soil profile organic carbon(OC)and total nitrogen(TN)are influenced by topographic attributes,and land use.The visible and near-infrared(Vis-NIR)spectroscopy method can be used for the prediction of OC and TN because ...
financial supports from National Natural Science Foundation of China(No.62205172);Huaneng Group Science and Technology Research Project(No.HNKJ22-H105);Tsinghua University Initiative Scientific Research Program and the International Joint Mission on Climate Change and Carbon Neutrality。
Laser-induced breakdown spectroscopy(LIBS)has become a widely used atomic spectroscopic technique for rapid coal analysis.However,the vast amount of spectral information in LIBS contains signal uncertainty,which can a...