Keywords: soil water-soluble nitrogen; Surface-enhanced Raman spectroscopy (SERS); PLS; PCA; LS-SVM; precise fertilization 1. Introduction Soil nitrogen is the key parameter supporting plant growth and development. There are many forms of nitrogen in soil, with soil water-soluble nitrogen being ...
Keywords: Raman spectroscopy; surface-enhanced Raman spectroscopy; bacteria; biofilm; nanoparticles 1. Introduction A biofilm is an assembly of microbial cells and extracellular polymeric substances (EPS) that are formed from polysaccharides, lipids, proteins, genetic materials, and humic-like substances ...
micromachines Article Fabrication, Characterization, and Application of Large-Scale Uniformly Hybrid Nanoparticle-Enhanced Raman Spectroscopy Substrates Qi Qi 1,2,3, Chunhui Liu 1, Lintao Liu 1, Qingyi Meng 1, Shuhua Wei 1,*, Anjie Ming 2,3,*, Jing Zhang 1, Yanrong Wang 1, Lidong Wu 4,...
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