Smart devices, nowadays, are inspiring the infinite vitality and possibilities of intelligent life,
such as self‐power electromagnetic (EM) nanogenerator and microsensor, smart window …

The commercial success of radio-frequency acoustic filters in wireless communication
systems has launched aluminum nitride (AlN) as one of the most widely used …

With the ability to transfer and process quantum information, large-scale quantum networks
will enable a suite of fundamentally new applications, from quantum communications to …

Conversion of electrical and optical signals lies at the foundation of the global internet. Such
converters are used to extend the reach of long-haul fibre-optic communication systems and …

The coupling of microwave and optical systems presents an immense challenge due to the
natural incompatibility of energies, but potential applications range from optical …

Gaussian states have played an important role in the physics of continuous-variable
quantum systems. They are appealing for the experimental ease with which they can be …

Photons at microwave and optical frequencies are principal carriers for quantum information.
While microwave photons can be effectively controlled at the local circuit level, optical …

Entanglement is a quintessential quantum mechanical phenomenon with no classical
equivalent. First discussed by Einstein, Podolsky, and Rosen and formally introduced by …

Mechanical degrees of freedom, which have often been overlooked in various quantum
systems, have been studied for applications ranging from quantum information processing to …

Quantum transduction, the process of converting quantum signals from one form of energy to
another, is an important area of quantum science and technology. The present perspective …