Part I Fundamentals of Localized Surface Plasmon Resonance -- Brief Introduction to Localized Surface Plasmon Resonance and Correlative Devices -- Electromagnetics of Metals and Theory Fundamentals.-Part II Sensing Applications of Plasmonic Nanoparticles -- Refractive Index-Based Plasmonic Biosensors -- Morphology- and Composition- Modulated Sensing -- Interparticle Coupling-Enhanced Detection -- Detection Based on Plasmon Resonance Energy Transfer -- Electron Transfer on Plasmonics Surface -- Plasmonic Nanoparticles in Cell Imaging and Photothermal Therapy -- Conclusions and Future Prospects.