Polymorphic phase engineering of flat plasmons in a correlated oxide

Key Points

• This research focuses on the engineering of flat plasmons in correlated oxides to enhance their behavior for practical applications.
• Investigated the dispersion and lifetime of plasmons in various correlated oxide materials.
• Utilized advanced imaging techniques to analyze plasmon wave packets.
• Active manipulation of phase properties to optimize plasmon performance.
• Plasmonic behavior showed nearly dispersionless characteristics under certain conditions.
• Achieved significant localization of plasmon wave packets, enhancing imaging capabilities.
• Demonstrated potential for improved nonlinear optical applications through tailored phase control.