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Designing and analyzing microwave photonic spectral domain filters based on transversal filtering with optical microcombs
David J. Moss
Microwave transversal filters, which are implemented based on the transversal filter structure in digital signal processing, offer a high reconfigurability for achieving a variety…
Integrated nanophotonic polarizers in silicon waveguides and ring resonators using graphene oxide 2D films
David J. Moss
We experimentally demonstrate waveguide and microring resonator (MRR) polarizers by integrating 2D graphene oxide (GO) films onto silicon (Si) photonic devices. The 2D GO films wit…
Photonic integrated circuit polarizers based on 2D materials
David J. Moss
Optical polarizers are essential components for the selection and manipulation of light polarization states in optical systems. Over the past decade, the rapid advancement of photo…
Graphene oxide two dimensional films for thermo-optic photonic integrated devices
David J. Moss
Efficient heat management and control in optical devices, facilitated by advanced thermo-optic materials, is critical for many applications such as photovoltaics, thermal emitters,…
Novel functions in silicon photonic chips incorporated with graphene oxide thin films
David J. Moss
On-chip integration of two-dimensional (2D) materials with unique structures and distinctive properties endow integrated devices with new functionalities and improved performance.…
Microwave photonic transversal filters based on microcombs with feedback control
David J. Moss
Feedback control plays a crucial role in improving system accuracy and stability for a variety of scientific and engineering applications. Here, we theoretically and experimentally…
Third-order nonlinear optical response of 2D materials in the telecom band
David J. Moss
All-optical signal processing based on nonlinear optical devices is promising for ultrafast information processing in optical communication systems. Recent advances in two-dimensio…
Rabi resonance splitting phenomena in photonic integrated circuits
David J. Moss
Realizing optical analogues of quantum phenomena in atomic, molecular, or condensed matter physics has underpinned a range of photonic technologies. Rabi splitting is a quantum phe…
The performance of microwave photonic signal processors based on microcombs with different input signal waveforms
David J. Moss
Microwave photonic (MWP) signal processors, which process microwave signals based on pho-tonic technologies, bring advantages intrinsic to photonics such as low loss, large process…
Photonic RF Channelization Based on Microcombs
Weiwei Han, Zhihui Liu, Mengxi Tan +5
In recent decades, microwave photonic channelization techniques have developed significantly. Characterized by low loss, high versatility, large instantaneous bandwidth, and immuni…
Waveguide optical parametric amplifiers in silicon nitride with 2D graphene oxide films
Yang Qu, Jiayang Wu, Yuning Zhang +10
Optical parametric amplification (OPA) represents a powerful solution to achieve broadband amplification in wavelength ranges beyond the scope of conventional gain media, for gener…
Photonic real time video image signal processor at 17Tb/s based on a Kerr microcomb
Mengxi Tan, Xingyuan Xu, Andreas Boes +8
Signal processing has become central to many fields, from coherent optical telecommunications, where it is used to compensate signal impairments, to video image processing. Image p…