Quantum sensors are finding their way from laboratories to the real world, as witnessed by
the increasing number of start-ups in this field. The atomic length scale of quantum sensors …

Solid-state spin systems including nitrogen-vacancy (NV) centers in diamond constitute an
increasingly favored quantum sensing platform. However, present NV ensemble devices …

Quantum systems that consist of solid-state electronic spins can be sensitive detectors of
nuclear magnetic resonance (NMR) signals, particularly from very small samples. For …

The long-dreamed-of capability of monitoring the molecular machinery in living systems has
not been realized yet, mainly due to the technical limitations of current sensing technologies …

Magnetic fields from neuronal action potentials (APs) pass largely unperturbed through
biological tissue, allowing magnetic measurements of AP dynamics to be performed …

The nitrogen-vacancy (NV) center in diamond is a solid-state defect qubit with favorable
coherence time up to room temperature, which could be harnessed in several quantum …

Free radicals play a vital role in all kinds of biological processes including immune
responses. However, free radicals have short lifetimes and are highly reactive, making them …

We provide an overview of the experimental techniques, measurement modalities, and
diverse applications of the quantum diamond microscope (QDM). The QDM employs a …

Quantum metrology provides a route to overcome practical limits in sensing devices. It holds
particular relevance to biology, where sensitivity and resolution constraints restrict …

The development of magnetic field sensors for biomedical applications primarily focuses on
equivalent magnetic noise reduction or overall design improvement in order to make them …