Spintronics and quantum information science are two promising candidates for innovating
information processing technologies. The combination of these two fields enables us to build …

Chirality or handedness distinguishes an object from its mirror images, such as the spread
thumb, index finger, and middle finger of the right and left hand. In mathematics, it is …

Magnonics addresses the physical properties of spin waves and utilizes them for data
processing. Scalability down to atomic dimensions, operation in the GHz-to-THz frequency …

Nonclassical quantum states are the pivotal features of a quantum system that differs from its
classical counterpart. However, the generation and coherent control of quantum states in a …

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

We demonstrate microwave-mediated distant magnon-magnon coupling on a
superconducting circuit platform, incorporating chip-mounted single-crystal Y 3 Fe 5 O 12 …

Strong long-range coupling between distant spins is crucial for spin-based quantum
information processing. However, achieving such a strong spin-spin coupling remains …

Dissipation in mechanics, optics, acoustics, and electronic circuits is nowadays recognized
to be not always detrimental but can be exploited to achieve non-Hermitian topological …

We study nonreciprocal photon blockade in cavity optomagnonics, where a sphere of
ferromagnetic crystal supports two optical whispering-gallery modes and one magnon …

Cavity optomechanics, a promising platform to investigate macroscopic quantum effects, has
been widely used to study nonreciprocal entanglement with the Sagnac effect. Here, we …