Levitodynamics: Levitation and control of microscopic objects in vacuum

C Gonzalez-Ballestero, M Aspelmeyer, L Novotny… - Science, 2021 - science.org
BACKGROUND Levitation of large objects has become a widely used technique in science
and engineering, and the control of levitated nano-and micro-objects in vacuum has gained …

Non-hermitian physics

Y Ashida, Z Gong, M Ueda - Advances in Physics, 2020 - Taylor & Francis
A review is given on the foundations and applications of non-Hermitian classical and
quantum physics. First, key theorems and central concepts in non-Hermitian linear algebra …

Schrödinger cat states of a 16-microgram mechanical oscillator

M Bild, M Fadel, Y Yang, U Von Lüpke, P Martin… - Science, 2023 - science.org
According to quantum mechanics, a physical system can be in any linear superposition of its
possible states. Although the validity of this principle is routinely validated for microscopic …

Matter-wave atomic gradiometer interferometric sensor (MAGIS-100)

M Abe, P Adamson, M Borcean… - Quantum Science …, 2021 - iopscience.iop.org
MAGIS-100 is a next-generation quantum sensor under construction at Fermilab that aims to
explore fundamental physics with atom interferometry over a 100 m baseline. This novel …

Quantum superposition of molecules beyond 25 kDa

YY Fein, P Geyer, P Zwick, F Kiałka, S Pedalino… - Nature Physics, 2019 - nature.com
Matter-wave interference experiments provide a direct confirmation of the quantum
superposition principle, a hallmark of quantum theory, and thereby constrain possible …

Spin entanglement witness for quantum gravity

S Bose, A Mazumdar, GW Morley, H Ulbricht, M Toroš… - Physical review …, 2017 - APS
Understanding gravity in the framework of quantum mechanics is one of the great
challenges in modern physics. However, the lack of empirical evidence has lead to a debate …

Present status and future challenges of non-interferometric tests of collapse models

M Carlesso, S Donadi, L Ferialdi, M Paternostro… - Nature Physics, 2022 - nature.com
The superposition principle is the cornerstone of quantum mechanics, leading to a variety of
genuinely quantum effects. Whether the principle applies also to macroscopic systems or …

Kochen-specker contextuality

C Budroni, A Cabello, O Gühne, M Kleinmann… - Reviews of Modern …, 2022 - APS
A central result in the foundations of quantum mechanics is the Kochen-Specker theorem. In
short, it states that quantum mechanics is in conflict with classical models in which the result …

Search for new physics with atoms and molecules

MS Safronova, D Budker, D DeMille, DFJ Kimball… - Reviews of Modern …, 2018 - APS
This article reviews recent developments in tests of fundamental physics using atoms and
molecules, including the subjects of parity violation, searches for permanent electric dipole …

Optomechanics with levitated particles

J Millen, TS Monteiro, R Pettit… - Reports on Progress in …, 2020 - iopscience.iop.org
Optomechanics is concerned with the use of light to control mechanical objects. As a field, it
has been hugely successful in the production of precise and novel sensors, the …