Metallic nanoparticles at the forefront of research: Novel trends in catalysis and plasmonics

As nanotechnology accelerates, the multifaceted nature of metallic nanoparticles (MNPs) emerges as a cornerstone of innovation, offering a vast canvas for exploration and discovery. While existing literature often delves into specific applications or properties of MNPs, this review embarks on a distinctive journey, presenting a panoramic vista of both conventional and avant-garde applications. This comprehensive review begins with an exploration of the features of nanoparticles and their role in colloidal suspensions or solids. Subsequently, the focus shifts to the fascinating realm of plasmonic catalysis, where the interplay between light and matter is harnessed for sustainable solutions, including localized surface plasmon resonance and plasmon-driven photocatalysis. The discussion then transitions to MNPs’ catalytic prowess, elucidating their involvement in various chemical transformations, from environmental remediation to energy conversion. Finally, it is followed by a captivating segment in the field of biomedicine, where MNPs exhibit remarkable potential in combatting antibiotic resistance and facilitating precise drug delivery. Through each step of this rigorous exploration, the review underscores MNPs’ versatility as catalysts of innovation, offering promising avenues for addressing pressing societal challenges and propelling scientific frontiers forward.