[HTML][HTML] Diamond surface engineering for molecular sensing with nitrogen—vacancy centers

E Janitz, K Herb, LA Völker, WS Huxter… - Journal of Materials …, 2022 - pubs.rsc.org
Quantum sensing using optically addressable atomic-scale defects, such as the nitrogen-
vacancy (NV) center in diamond, provides new opportunities for sensitive and highly …

Roadmap on nanoscale magnetic resonance imaging

R Budakian, A Finkler, A Eichler, M Poggio… - …, 2024 - iopscience.iop.org
The field of nanoscale magnetic resonance imaging (NanoMRI) was started 30 years ago. It
was motivated by the desire to image single molecules and molecular assemblies, such as …

Optimal and variational multiparameter quantum metrology and vector-field sensing

R Kaubruegger, A Shankar, DV Vasilyev, P Zoller - PRX Quantum, 2023 - APS
We study multiparameter sensing of two-dimensional (2D) and three-dimensional (3D)
vector fields within the Bayesian framework for SU (2) quantum interferometry. We establish …

Sensing of arbitrary-frequency fields using a quantum mixer

G Wang, YX Liu, JM Schloss, ST Alsid, DA Braje… - Physical Review X, 2022 - APS
Quantum sensors such as spin defects in diamond have achieved excellent performance by
combining high sensitivity with spatial resolution. Unfortunately, these sensors can only …

Extending the coherence of spin defects in hBN enables advanced qubit control and quantum sensing

R Rizzato, M Schalk, S Mohr, JC Hermann… - Nature …, 2023 - nature.com
Negatively-charged boron vacancy centers (VB−) in hexagonal Boron Nitride (hBN) are
attracting increasing interest since they represent optically-addressable qubits in a van der …

Extending radiowave frequency detection range with dressed states of solid-state spin ensembles

JC Hermann, R Rizzato, F Bruckmaier… - npj Quantum …, 2024 - nature.com
Quantum sensors using solid-state spin defects excel in the detection of radiofrequency (RF)
fields, serving various applications in communication, ranging, and sensing. For this …

Self-consistent noise characterization of quantum devices

WKC Sun, P Cappellaro - Physical Review B, 2022 - APS
Characterizing and understanding the environment affecting quantum systems is critical to
elucidate its physical properties and engineer better quantum devices. We develop an …

Protecting quantum information via destructive interference of correlated noise

A Salhov, Q Cao, J Cai, A Retzker, F Jelezko… - Physical Review Letters, 2024 - APS
Decoherence and imperfect control are crucial challenges for quantum technologies.
Common protection strategies rely on noise temporal autocorrelation, which is not optimal if …

Observation of symmetry-protected selection rules in periodically driven quantum systems

G Wang, C Li, P Cappellaro - Physical Review Letters, 2021 - APS
Periodically driven (Floquet) quantum systems have recently been a focus of nonequilibrium
physics by virtue of their rich dynamics. Time-periodic systems not only exhibit symmetries …

Nanoscale Vector Magnetic Sensing with Current‐Driven Stochastic Nanomagnet

S Zhang, S Li, Z Guo, Y Xu, R Li, Z Chen… - Advanced Electronic …, 2024 - Wiley Online Library
Detection of vector magnetic fields at nanoscale dimensions is critical in applications
ranging from basic material science and fundamental physics to information storage and …