Upconversion Nanoparticles for Biomedical Applications provides a comprehensive overview of the chemistry, properties, characterization, and emerging applications of lanthanide-doped upconversion nanoparticles (UCNPs), focusing on upconversion mechanisms, fluorescent properties, and biomedical applications. The emerging applications of UCNPs include cancer diagnostics and therapy, biosensing and bioassays, bioimaging, drug and gene delivery, cellular optogenetics, and the detection of small biomolecules and ions. The biocompatibility, biodegradability, bio-distribution, toxicity and regulatory considerations of upconversion are fully considered.This book offers a unique reference resource for researchers, bringing together a global authorship to cover the fundamentals, state-of-the-art, current challenges, and future perspectives of upconversion nanoparticles. - Covers the fundamental science and properties of lanthanide-doped upconversion nanoparticles (UCNPs) - Explores emerging biomedical applications in areas, including drug delivery, cancer diagnosis and therapy, biosensing and bioimaging - Provides a detailed survey of recent research that is invaluable to researchers across multiple academic disciplines and scientists developing new applications in academic and commercial R&D contexts