activity
20242026
collaborators

5 papers

physics.optics2026

Interference-Based 3D Optical Cold Damping of a Levitated Nanoparticle

Youssef Ezzo, Seyed Khalil Alavi, Sungkun Hong

Achieving efficient three-dimensional feedback cooling of levitated nanoparticles is a key requirement for precision sensing and quantum control in levitated optomechanics. Here we…

physics.optics2025

Compact vacuum levitation and control platform with a single 3D-printed fiber lens

Seyed Khalil Alavi, Jose Manuel Monterrosas Romero, Pavel Ruchka +3

Levitated dielectric particles in a vacuum have emerged as a new platform in quantum science, with applications ranging from precision acceleration and force sensing to testing qua…

quant-ph2025

Interference-enhanced optical force detection of weak light fields using a levitated nanoparticle

Seyed K. Alavi, Youssef Ezzo, Ashik Pulikkathara +1

Optically levitated nanoparticles in vacuum provide a highly sensitive platform for probing weak light-matter interactions. In this work, we present an interference-based method to…

physics.optics2025

Optical levitation of fluorescent silicon carbide nanoparticles in vacuum

Seyed Khalil Alavi, Cheng-I Ho, Iuliia Neumann +4

Levitated optomechanics is an emerging field in quantum science that explores the quantum motion of mesoscopic particles levitated in a vacuum. Expanding this approach to particles…

physics.optics2024

Enhanced optomechanical coupling between an optically levitated particle and an ultrahigh Q optical microcavity

Seyed Khalil Alavi, Zijie Sheng, Haneul Lee +2

Exploring the dynamics of an optically levitated dielectric micro- and nanoparticle is an exciting new subject in quantum science. Recent years have witnessed rapid advancements in…