Ultrahigh-quality-factor micro-and nanomechanical resonators using dissipation dilution

NJ Engelsen, A Beccari, TJ Kippenberg - Nature Nanotechnology, 2024 - nature.com
Mechanical resonators are widely used in sensors, transducers and optomechanical
systems, where mechanical dissipation sets the ultimate limit to performance. Over the past …

Recent advances in metasurface design and quantum optics applications with machine learning, physics-informed neural networks, and topology optimization …

W Ji, J Chang, HX Xu, JR Gao, S Gröblacher… - Light: Science & …, 2023 - nature.com
As a two-dimensional planar material with low depth profile, a metasurface can generate
non-classical phase distributions for the transmitted and reflected electromagnetic waves at …

Control landscape of measurement-assisted transition probability for a three-level quantum system with dynamical symmetry

M Elovenkova, A Pechen - Quantum Reports, 2023 - mdpi.com
Quantum systems with dynamical symmetries have conserved quantities that are preserved
under coherent control. Therefore, such systems cannot be completely controlled by means …

Beyond energy: teleporting current, charge, and more

K Ikeda - Progress of Theoretical and Experimental Physics, 2024 - academic.oup.com
As an homage to Quantum Energy Teleportation, we generalize the idea to arbitrary
physical observables, not limited to energy, and prove a rigorous upper bound on the …

Broadband, High-Reflectivity Dielectric Mirrors at Wafer Scale: Combining Photonic Crystal and Metasurface Architectures for Advanced Lightsails

J Chang, W Ji, X Yao, AJ van Run, S Gröblacher - Nano Letters, 2024 - ACS Publications
Highly ambitious initiatives aspire to propel a miniature spacecraft to a neighboring star
within a human generation, leveraging the radiation pressure of lasers for propulsion. One …

Optical self-cooling of a membrane oscillator in a cavity optomechanical experiment at room temperature

P Vezio, M Bonaldi, A Borrielli, F Marino, B Morana… - Physical Review A, 2023 - APS
Thermal noise is a major obstacle to observing quantum behavior in macroscopic systems.
To mitigate its effect, quantum optomechanical experiments are typically performed in a …

Simulating feedback cooling of incoherent quantum mixtures

K Zhu, Z Mehdi, JJ Hope, SA Haine - arXiv preprint arXiv:2408.17092, 2024 - arxiv.org
We develop a new approach for efficient and scalable simulations of measurement and
control of quantum systems built upon existing phase-space methods, namely the Truncated …

[HTML][HTML] Probing levitodynamics with multi-stochastic forces and the simple applications on the dark matter detection in optical levitation experiment

X Cheng, JH Guo, W Wang, B Zhu - Nuclear Physics B, 2024 - Elsevier
If the terrestrial environment is permeated by dark matter, the levitation experiences
damping forces and fluctuations attributed to dark matter. This paper investigates …