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physics.optics2023
Nanotips for 0.5THz scattering scanning near field microscopy
Zeliang Zhang, Pengfei Qi, Olga Kosavera +3
This manuscript demonstrates the theory, design, and simulation of scattering scanning near field microscopy (s-SNOM) in 0.5THz. A comprehensive simulation model of nanotips' geome…
physics.optics2023
Analysis of laser polarization state on remote induced plasma luminescence characteristics of filament in air
Yuezheng Wang, Zhi Zhang, Zeliang Zhang +3
The femtosecond laser filamentation is the result of the dynamic interplay between plasma self-focusing and defocusing generated by the multiphoton/tunnel ionization of air molecul…
physics.optics2023
Coupled air lasing gain and Mie scattering loss: aerosol effect in filament-induced plasma spectroscopy
Jiayun Xue, Zhi Zhang, Yuezheng Wang +8
Femtosecond laser filament-induced plasma spectroscopy (FIPS) demonstrates great potentials in the remote sensing for identifying atmospheric pollutant molecules. Due to the widesp…