Microcombs are strong contenders for attaining the frequency stability and performance of standard passively modelocked lasers on a chip scale. Understanding the optical phase noise dynamics in soliton microcombs and enhancing the power efficiency are crucial directions for the development…
Quantum technologies promise a change of paradigm for many fields of application, for example in communication systems, in high-performance computing and simulation of quantum systems, as well as in sensor technology. However, the experimental realization of suitable system still poses…
Phase change materials (PCMs) are currently revolutionizing nanophotonics by providing ways to tune and reconfigure optical functionalities without any moving parts. Building on this phenomenon, the last decade has witnessed many exciting reports of novel devices exploiting PCMs such as…
We present novel approaches for nonmagnetic optical isolation that combine efficient acousto-optic scattering processes and dispersion engineering to create nonmagnetic optical isolators with wide (> 1 THz) optical bandwidth. We employ complementary approaches for isolation based on acousto-optic strong coupling…
The impact of the photonic integration platform of choice on the performance of a novel hybrid optoelectronic neuron based on time division multiplexing that we recently proposed is analyzed and discussed. An invited speaker presentation by Giampiero Contestabile, Associate Professor…
Programmability and reconfigurability provide exciting opportunities for integrated optics. In particular, the use of microelectromechanical tunable elements in silicon-based integrated photonics offers interesting options for scalable programmable photonics. In this invited talk, we will discuss our recent progress in developing…
Phase-change materials (PCMs) have emerged as a promising platform to modulate light in a nonvolatile manner—a reversible switching between their stable amorphous and crystalline states leads to an impressive refractive index contrast (∆n, ∆k ~1−3). The last decade has seen…
Quantum computing’s rapid advancement threatens current cryptography, which relies on complex problems solvable by quantum computers. This necessitates the development of “quantum-safe” technologies for future network protection. Today’s data is also at risk from “harvest now, decrypt later” attacks, where…
Periodic subwavelength patterning of silicon enables the control of nonlinear effects with unprecedented flexibility. Here, we will present our most recent results on nonlinear supercontinuum generation and nonlinear Brillouin interactions in subwavelength waveguides.
An invited speaker presentation by Professor Katia Gallo, head of the Nonlinear and Quantum Photonics group at KTH – Royal Institute of Technology. Her activity spans theory, technology and experiments in nonlinear photonic crystals and integrated devices. She also leads…