6 papers
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…
Inverse Microparticle Design for Enhanced Optical Trapping and Detection Efficiency in All Six Degrees of Freedom
Moosung Lee, Benjamin A. Stickler, Thomas Pertsch +1
Achieving quantum-limited motional control of optically trapped particles beyond the sub-micrometer scale is an outstanding problem in levitated optomechanics. A key obstacle is so…
Efficient, inverse large-scale optimization of diffractive lenses
Marco Gerhardt, Sungkun Hong, Moosung Lee
Scalable photonic optimization holds the promise of significantly enhancing the performance of diffractive lenses across a wide range of photonic applications. However, the high co…
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…
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…
Modelling Optomechanical Responses in Optical Tweezers Beyond Paraxial Limits
Moosung Lee, Tobias Hanke, Sara Launer +1
Optically levitated dielectric nanoparticles have become valuable tools for precision sensing and quantum optomechanical experiments. To predict the dynamic properties of a particl…