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physics.optics2024
Nanophotonic-Enhanced Thermal Circular Dichroism for Chiral Sensing
Ershad Mohammadi, Giulia Tagliabue
Circular Dichroism (CD) can distinguish the handedness of chiral molecules. However, it is typically very weak due to vanishing absorption at low molecular concentrations. Here, we…
physics.optics2024
Fourier analysis of near-field patterns generated by propagating polaritons
Minsoo Jang, Sergey G. Menabde, Fatemeh Kiani +5
Scattering-type scanning near-field optical microscope (s-SNOM) has become an essential tool to study polaritons - quasiparticles of light coupled to collective charge oscillations…
physics.optics2023
Ultrafast Hot-Carrier Dynamics in Ultrathin Monocrystalline Gold
Can O. Karaman, Anton Bykov, Fatemeh Kiani +2
Applications in photodetection, photochemistry, and active metamaterials and metasurfaces require fundamental understanding of ultrafast nonthermal and thermal electron processes i…