Silicon photonics has developed into a mainstream technology driven by advances in
optical communications. The current generation has led to a proliferation of integrated …

As a fundamental optical approach to interferometry, Sagnac interference has been widely
used for reflection manipulation, precision measurements, and spectral engineering in …

Memristors in electronics have shown the potential for a range of applications, ranging from
circuit elements to neuromorphic computing. In recent years, the ability to vary the …

Spintronic devices exploit the spin, as well as the charge, of electrons and could bring new
capabilities to the microelectronics industry. However, in order for spintronic devices to meet …

Optical isolators are indispensable components of almost any optical system and are used
to protect a laser from unwanted reflections for phase-stable coherent operation. The …

Non-reciprocal devices such as isolators and circulators are key enabling technologies for
communication systems, both at microwave and optical frequencies. Although non …

Integrated photonics based on silicon has drawn a lot of interests, since it is able to provide
compact solution for functional devices, and its fabrication process is compatible with the …

This tutorial provides an intuitive and concrete description of the phenomena of
electromagnetic nonreciprocity that will be useful for readers with engineering or physics …

Optical isolators today are exclusively built on magneto-optic principles but are not readily
implemented within photonic integrated circuits. So far, no magnetless alternative …

Optical isolators and circulators are important components for photonic integrated circuits.
Despite significant progress on silicon-on-insulator (SOI) platforms, integrated optical …