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 …
systems, where mechanical dissipation sets the ultimate limit to performance. Over the past …
Ground state cooling of an ultracoherent electromechanical system
Y Seis, T Capelle, E Langman, S Saarinen… - Nature …, 2022 - nature.com
Cavity electromechanics relies on parametric coupling between microwave and mechanical
modes to manipulate the mechanical quantum state, and provide a coherent interface …
modes to manipulate the mechanical quantum state, and provide a coherent interface …
Room-temperature quantum optomechanics using an ultralow noise cavity
At room temperature, mechanical motion driven by the quantum backaction of light has been
observed only in pioneering experiments in which an optical restoring force controls the …
observed only in pioneering experiments in which an optical restoring force controls the …
Ultra-coherent nanomechanical resonators based on inverse design
Engineered micro-and nanomechanical resonators with ultra-low dissipation constitute a
promising platform for various quantum technologies and foundational research …
promising platform for various quantum technologies and foundational research …
Single-spin magnetomechanics with levitated micromagnets
We demonstrate a new mechanical transduction platform for individual spin qubits. In our
approach, single micromagnets are trapped using a type-II superconductor in proximity of …
approach, single micromagnets are trapped using a type-II superconductor in proximity of …
Intensive cavity-magnomechanical cooling of a levitated macromagnet
We describe microwave cavity-magnomechanical center-of-mass cooling of a levitated
magnetic sphere. The standing magnetic component of the electromagnetic wave within a …
magnetic sphere. The standing magnetic component of the electromagnetic wave within a …
Higher-order exceptional point in a pseudo-Hermitian cavity optomechanical system
Higher-order exceptional points (EPs), resulting from non-Hermitian degeneracies, have
shown greater advantages in sensitive enhancement than second-order EPs (EP2s) …
shown greater advantages in sensitive enhancement than second-order EPs (EP2s) …
Hierarchical tensile structures with ultralow mechanical dissipation
MJ Bereyhi, A Beccari, R Groth, SA Fedorov… - Nature …, 2022 - nature.com
Structural hierarchy is found in myriad biological systems and has improved man-made
structures ranging from the Eiffel tower to optical cavities. In mechanical resonators whose …
structures ranging from the Eiffel tower to optical cavities. In mechanical resonators whose …
Micromechanical bolometers for subterahertz detection at room temperature
Fast room-temperature imaging at terahertz (THz) and subterahertz (sub-THz) frequencies is
an interesting technique that could unleash the full potential of plenty of applications in …
an interesting technique that could unleash the full potential of plenty of applications in …