Quantum sensing applications

Measured with ProteusQ

Explore key research made possible with ProteusQ. Discover how it’s advancing studies in magnetic textures, spin dynamics, and nanoscale current flows, driving innovation in materials science and spintronics. Dive into the literature shaping the future of quantum sensing.

Antiferromagnetic bits measured with Scanning NV magnetometry

Denys Makarov's team at HZDR, together with the Qnami Application lab, demonstrated a method for creating binary states in antiferromagnetic materials.

Unveiling Critical Behavior in High-Tc Ferromagnets with NV Magnetometry

Researchers led by Benjamin Lawrie used NV relaxometry on the Qnami ProteusQ system to reveal critical behavior in a high-Tc ferromagnetic oxide, providing new insights into phase transitions at the nanoscale.

Optimizing Off-Axis Fields for Vector Magnetometry

Paul Stevenson’s research at Northeastern University utilized the Qnami ProteusQ microscope to enhance vector magnetometry, allowing precise measurement of both parallel and perpendicular stray fields in complex materials like bismuth ferrite.

Designed Spin-Texture to control Magnon Transport in Antiferromagnets

In this studay the Qnami ProteusQ is used for an investigation of electrically tunable spin transport in BFO.

Assessing the quality of magnetic memory devices

Magnetic random access memory devices are investigated using Scanning NV magnetometry

Configuring topological states by electric fields

Vincent Garcia’s team, using ProteusQ, demonstrated electrically controlled topological states in BiFeO₃, advancing reconfigurable antiferromagnetic spintronics.

BFO as a platform for ultraefficient spintronics

Magnetoelectric coupling in BFO is seen as never before with ProteusQ by combining Piezo Force and Scanning NV Microscopy.

All-oxide Magnetoelectric logic

Ramamoorthy Ramesh’s team, using Scanning NV data from Proteus Q, demonstrated ferroelectric control of magnons in BiFeO₃, enabling energy-efficient spin transport for low-dissipation nanoelectronics.

Voltage-based magnetization switching in a magnetoelectric nanodevices

Felix Casanova's team used Qnami products to demonstrate voltage-controlled magnetization switching and reading in nanodevices, paving the way for low-power magnetoelectric spin-orbit logic.

FEBID Nanomagnets for Spin Qubit Control

Combining FEBID and Scanning NV Microscopy, researchers fabricated and characterized Cobalt nanomagnets for spin Qubit control.

Multiferroicity of Single-Spin Cycloid state in BFO thin films

ProteusQ combined with AI-based tools allows researchers to unveil for the first time puzzling magnon dynamics through magnetic domain walls.

Magnon spin diffusion across 180-degree domain walls

ProteusQ combined with AI-based tools allows researchers to unveil for the first time puzzling magnon dynamics through magnetic domain walls.

AI Reconstruction of Magnetic Field Sources

Artificial intelligence improves magnetization map reconstruction from NV stray-field images.

Exotic antiferromagnetic spin cycloids in bismuth ferrite thin films

Scanning NV Magnetometry unlocks the characterization of the effects of strain and electrical fields on exotic antiferromagnetic spin textures in multiferroics.

Long decay length of magnon-polarons in multiferroic/ ferromagnetic heterostructures

Scanning NV Magnetometry reveals nanoscopic weak magnetic inhomogeneities in nanowires never observed before by standard characterization tools.

Probing Weak Magnetic Defects in Nanowires with Scanning NV Magnetometry

Scanning NV Magnetometry reveals nanoscopic weak magnetic inhomogeneities in nanowires never observed before by standard characterization tools.

A quantum technology for device Failure analysis

Scanning NV Magnetometry (SNVM) is a versatile, high-resolution technique for electronic device failure analysis, enabling precise sensing of currents, temperature, magnetic fields, and AC fields.
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