On the cover of our latest issue: A universal mixed-state quantum phase is identified and shown to be intrinsically connected to long-range conditional mutual information. Read the paper:

Immersing a superconducting qubit in superfluid helium-4 enables efficient dissipation of optically induced heat, supporting fast thermal recovery and high-power handling for microwave-to-optical quantum transduction.

Two distinct measurement processes—one conserving system particle number, the other conserving total particle number—yield nearly identical entanglement dynamics, highlighting the subtle role of conservation laws in measurement-induced phenomena.

A new analysis shows that Gibbs states of weakly interacting fermionic systems can be efficiently prepared on quantum computers using a Lindbladian with a size-independent spectral gap and a linear mixing time.

A new computational method provides access to spatially resolved photon statistics in arbitrary electromagnetic environments, paving the way for quantum light engineering in complex nanophotonic systems.

A hybrid algorithm leverages quantum hardware and tensor networks to suppress simulation errors, outperforming either method alone.

RT @ResearchSEA: Researchers from @UOsaka_en invent a way to efficiently prepare the “magic states” necessary for #quantum computers to be….

Quantized transport persists despite disorder and gap closing in a driven quasiperiodic system, revealing a robust route to engineer topological many-body states with high Chern numbers. @GottlobEmmanuel @UlrichCamPhy @CaMBQD @DeptofPhysics .

Double microwave shielding is theoretically established as a universal and tunable method to suppress losses and control interactions in ultracold polar molecules.

Using a ring-theoretic approach, new quantum low-density parity-check codes are systematically constructed, and their performance under twisted boundary conditions is demonstrated.

Performing magic state distillation at the physical qubit level can reduce space and time overhead compared to performing distillation at the logical qubit level. Learn more:

A powerful quantum measurement framework enables syndrome extraction and logical readout, paving the way for new quantum error-correction protocols. Read the paper:

A novel approach introduces a family of dynamical decoupling (DD) sequences, offering an exponential reduction in circuit depth compared to previously known multiqubit DD methods.

A catalyst framework for transforming between symmetry-protected topological phases offers new insights into their structure and efficient methods for preparing them.

A tensor light shift allows for the targeted control of states within the.nuclear-spin manifold of strontium-87, enabling its use as a quantum resource beyond merely encoding a qubit.

New research shows that by jointly considering energy and time constraints under noise, quantum protocols using Fock states can surpass classical methods in parameter estimation, particularly achieving superior scaling for temperature measurements.

Dynamic atom positioning, dynamic control beams with flattop profiles, and zero noise extrapolation combine to enable simulations of many-body physics.

Qutrits are used to efficiently encode and process quantum information in a symmetry-protected topological phase, reducing both the physical resources and the number of gates compared to a qubit implementation.

A new study highlights how the method of compiling virtual-𝘡 gates on a NISQ device can enhance overall gate performance, with particular benefits for correct implementation of dynamical decoupling sequences and, more broadly, quantum circuits.

Off-resonant driving of a fixed-frequency superconducting qubit system enables the generation of frequency-tunable shaped single microwave photons without additional circuit elements. @UTokyo_News_en .