Despite their cryogenic operating temperatures (≤195 K) 7, terahertz quantum cascade lasers (QCLs) now have a realistic chance of having a significant impact on a range of technological applications ...

Scientists have introduced a form of quantum entanglement known as frequency-domain photon number-path entanglement. This advance in quantum physics involves an innovative tool called a frequency beam ...

Toptica Photonics is strengthening its position in ultra-stable laser technology with its Clock Laser System (CLS), designed to deliver reliable and ultra-low phase noise optical frequency references ...

Cryogenic characterization is a central component in facilitating and accelerating scientific and quantum technology breakthroughs. Quantum sensors, quantum communication devices, and future quantum ...

Scientists have unveiled a new approach to detecting gravitational waves in the milli-Hertz frequency range, providing access to astrophysical and cosmological phenomena that are not detectable with ...

“The fact that these results were achieved with the SET at room temperature is remarkable given the precision of the ...

The trick to creating a better quantum sensor? Just give it a little squeeze. For the first time ever, scientists have used a technique called “quantum squeezing” to improve the gas sensing ...

Researchers have designed a new device that can efficiently create multiple frequency-entangled photons, a feat that cannot be achieved with today's optical devices. The new approach could open a path ...

Researchers at the University of Massachusetts Amherst have built a chip-scale laser stable enough to control a trapped-ion ...