Mechanical systems prepared in quantum non-Gaussian states constitute a new advanced
class of phenomena breaking the laws of classical physics. Specifically, such mechanical …

We propose a novel methodology to estimate parameters characterizing a weakly nonlinear
Duffing oscillator represented by an optically levitating nanoparticle. The method is based …

We introduce a method to solve nonlinear open quantum dynamics of a particle in situations
where its state undergoes significant expansion in phase space while generating small …

Squeezed states of the harmonic oscillator are a common resource in applications of
quantum technology. If the noise is suppressed in a nonlinear combination of quadrature …

Mechanical quantum systems embedded in an external nonlinear potential currently offer
the first deep excursion into quantum non-Gaussian motion. The Gaussian statistics of the …

In quantum optics, squeezing corresponds to the process in which fluctuations of a
quadrature operator are reduced below the shot noise limit. In turn, nonlinear squeezing can …

The measurement-based, or one-way, model of quantum computation for continuous
variables uses a highly entangled state called a cluster state to accomplish the task of …

High-order quantum nonlinearity is an important prerequisite for the advanced quantum
technology leading to universal quantum processing with large information capacity of …