New device could lead to sensitive, artefact-free imaging with improved colour fidelity
Read article: Stacked perovskite photodetector outperforms conventional silicon image sensors
Remote detection of radioactive material could play an important role in nuclear disaster response and nuclear security
Read article: CO2 laser enables long-range detection of radioactive material
Integrating low-cost infrared sensors into thermostats could increase occupants’ comfort while optimizing energy use
Read article: Optical sensors could improve the comfort of indoor temperatures
A tactile sensor based on an optical fibre ring resonator helps blind or partially sighted people interact seamlessly with braille-based devices
Read article: Flexible tactile sensor reads braille in real time
Nonlinear effect amplifies weak signals
Read article: Four-wave mixing could boost optical communications in space
New technique could reduce risks of unwanted surveillance, chip failure and theft, say researchers
Read article: AI-assisted photonic detector identifies fake semiconductor chips
Andrew Weld is the head of research and development at QLM technologies
Read article: Ask me anything: Andrew Weld: ‘You’re probably going to be working for over 40 years, so make sure you enjoy what you do’
Gearing up in the search for ultrahigh-energy cosmic rays
Read article: Cosmic-ray physics: detector advances open up the ultrahigh-energy frontier
Researchers develop nanocluster-based photoreceptors that combine colour vision, photoadaptation and circular polarization vision into a single system
Read article: Shrimp-inspired nanoclusters enable multifunctional artificial vision systems
New laser speckle contrast imaging sensor has proved successful in a swine model and is now being tested on healthy volunteers
Read article: Wearable optical device could detect postpartum haemorrhage
