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Pd nanoparticles as a plasmonic material: synthesis, optical properties and applications
Sarah De Marchi1, Sara Núñez-Sánchez, Gustavo Bodelón
1CINBIO, Universidade de Vigo, Departamento de Química Física, Campus Universitario As Lagoas, Marcosende, 36310 Vigo, Spain. pastoriza@uvigo.es.
Nanoscale
|November 24, 2020
Summary
This review explores palladium (Pd) nanoparticles for localized surface plasmon resonance (LSPR). It details their unique optical properties, synthesis methods, and diverse applications, paving the way for future real-world uses.
Area of Science:
- Nanotechnology
- Materials Science
- Physical Chemistry
Background:
- Palladium (Pd) nanoparticles exhibit unique optical properties, including size- and shape-dependent localized surface plasmon resonance (LSPR).
- Pd nanoparticles offer high refractive index sensitivity and significant absorption, distinguishing them from gold (Au) and silver (Ag).
Purpose of the Study:
- To review the current progress in Pd nanoparticles for LSPR.
- To analyze the optical properties and synthesis strategies of Pd nanoparticles.
- To discuss the applications and future perspectives of plasmonic Pd nanoparticles.
Main Methods:
- Analysis of optical properties of Pd nanoparticles, focusing on LSPR origins.
- Review of synthesis strategies for pure and hybrid Pd nanoparticles with controlled optical properties.
- Detailed discussion of applications based on plasmonic Pd nanoparticles.
Main Results:
- Pd nanoparticles demonstrate tunable LSPR, high refractive index sensitivity, and strong absorption.
- Various synthesis methods yield Pd nanoparticles with specific optical characteristics.
- Plasmonic Pd nanoparticles show promise in diverse applications.
Conclusions:
- Pd nanoparticles are a viable alternative to traditional plasmonic materials like Au and Ag.
- Further research is needed to bridge the gap between laboratory findings and practical applications of Pd nanoparticles.
