2 papers
physics.plasm-ph2023
Filament based Ionizing Radiation Sensing Technology
Weiwei Liu, Jiewei Guo, Nan Zhang +7
Accidental exposure to overdose ionizing radiation will inevitably lead to severe biological damage, thus detecting and localizing radiation is essential. Traditional measurement t…
physics.optics2023
Sub-ppb aerosol detection at a distance of 30 meters by millijoule femtosecond laser pulse filamentation in air
Jiewei Guo, Zhi Zhang, Nan Zhang +8
In this work, sub-ppb aerosol detection is achieved by femtosecond laser filament with a single pulse energy of 4 mJ at a distance of 30 m. A concave mirror with an open aperture o…