2 papers
physics.optics2025
Sensing with Twisted Light: Precision Measurement of Fractional Azimuthal Index to Determine Refractive Index
Christopher Perrella, Aman Anil Punse, Anastasiia Zalogina +6
Light beams possessing orbital angular momentum (OAM) have gained significant interest in areas such as optical manipulation, quantum entanglement, and super-resolved imaging. In i…
physics.optics2025
On-chip GaAs carrier lifetime investigation
Chawaphon Prayoonyong, Crispin Szydzik, Guanghui Ren +5
We propose an alternative way to determine GaAs carrier lifetime using pump-probe measurement based on fibre optics and integrated waveguides. We find that our GaAs samples have th…