Integrated microwave photonic notch filter using a heterogeneously integrated Brillouin and active-silicon photonic circuit

M Garrett, Y Liu, M Merklein, CT Bui, CK Lai… - Nature …, 2023 - nature.com
Microwave photonics (MWP) has unlocked a new paradigm for Radio Frequency (RF) signal
processing by harnessing the inherent broadband and tunable nature of photonic …

Guided-acoustic stimulated Brillouin scattering in silicon nitride photonic circuits

R Botter, K Ye, Y Klaver, R Suryadharma, O Daulay… - Science …, 2022 - science.org
Coherent optomechanical interaction known as stimulated Brillouin scattering (SBS) can
enable ultrahigh resolution signal processing and narrow-linewidth lasers. SBS has recently …

Electrically tunable topological notch filter for THz integrated photonics

M Gupta, A Kumar, R Singh - Advanced Optical Materials, 2023 - Wiley Online Library
Electromagnetic filtering is essential for emerging integrated photonic technologies and
widely adaptable processing of high‐bandwidth signals. The conventional electro‐optic …

Chip-based Brillouin processing for microwave photonic phased array antennas

M Garrett, M Merklein… - IEEE Journal of Selected …, 2022 - ieeexplore.ieee.org
In this review paper, we provide perspectives on the implementation of high-performance,
wideband, chip-based Brillouin microwave photonic processing subsystems for use in …

Highly reconfigurable silicon integrated microwave photonic filter towards next-generation wireless communication

Z Tao, Y Tao, M Jin, J Qin, R Chen, B Shen… - Photonics …, 2023 - opg.optica.org
Integrated microwave photonic filters (IMPFs) are capable of offering unparalleled
performances in terms of superb spectral fineness, broadband, and more importantly, the …

Anti-resonant acoustic waveguides enabled tailorable Brillouin scattering on chip

P Lei, M Xu, Y Bai, Z Chen, X Xie - Nature Communications, 2024 - nature.com
Empowering independent control of optical and acoustic modes and enhancing the photon-
phonon interaction, integrated photonics boosts the advancements of on-chip stimulated …

Electrically interfaced Brillouin-active waveguide for microwave photonic measurements

Y Zhou, F Ruesink, M Pavlovich, R Behunin… - Nature …, 2024 - nature.com
New strategies for converting signals between optical and microwave domains could play a
pivotal role in advancing both classical and quantum technologies. Traditional approaches …

Reconfigurable microwave photonic bandpass filter based on CROW

Y Liu, Y Yu, L Wang, Y Yu… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
The integrated microwave photonic filter (MPF), which is considered as a promissing
solution to overcome the inherent electronic limitations in bandwidth and flexibility, has been …

Heterogeneous and hybrid integration for Brillouin microwave photonics

CK Lai, M Merklein, A Casas Bedoya… - Advances in Physics …, 2024 - Taylor & Francis
In the rapidly evolving field of integrated photonics, integrated microwave photonics (MWP)
stands out as a critical domain for on-chip signal processing applications. Over the past …

Intramodal and Intermodal Modulations in Exposed Silicon Waveguides with Surface Acoustic Waves Excited by Aluminum Scandium Nitride Films

C Huang, H Shi, L Yu, Q Huang, T Zhang, H Xue… - ACS …, 2024 - ACS Publications
Coupling surface acoustic waves with optical waves via piezoelectricity provides a pathway
to connect the optical and microwave domains. Here, intramodal and intermodal acousto …