278 citations · 1.2k across the 10 of their papers we have counts for
10 papers
Low-loss multilevel operation using lossy PCM-integrated silicon photonics
Rui Chen, Virat Tara, Jayita Dutta +3
Chalcogenide phase-change materials (PCMs) offer new paradigms for programmable photonic integrated circuits (PICs) thanks to their zero static energy and significant refractive in…
Non-volatile electrically programmable integrated photonics with a 5-bit operation
Rui Chen, Zhuoran Fang, Christopher Perez +7
Scalable programmable photonic integrated circuits (PICs) can potentially transform the current state of classical and quantum optical information processing. However, traditional…
Broadband nonvolatile electrically programmable silicon photonic switches
Rui Chen, Zhuoran Fang, Johannes E. Fröch +3
Programmable photonic integrated circuits (PICs) have recently gained significant interest due to their potential in creating next-generation technologies ranging from artificial n…
Non-volatile reconfigurable integrated photonics enabled by broadband low-loss phase change material
Zhuoran Fang, Jiajiu Zheng, Abhi Saxena +3
Phase change materials (PCMs) have long been used as a storage medium in rewritable compact disk and later in random access memory. In recent years, the integration of PCMs with na…
Modeling Electrical Switching of Nonvolatile Phase-Change Integrated Nanophotonic Structures with Graphene Heaters
Jiajiu Zheng, Shifeng Zhu, Peipeng Xu +2
Progress in integrated nanophotonics has enabled large-scale programmable photonic integrated circuits (PICs) for general-purpose electronic-photonic systems on a chip. Relying on…
Nonvolatile electrically reconfigurable integrated photonic switch
Jiajiu Zheng, Zhuoran Fang, Changming Wu +8
Reconfigurability of photonic integrated circuits (PICs) has become increasingly important due to the growing demands for electronic-photonic systems on a chip driven by emerging a…
Low-loss and broadband non-volatile phase-change directional coupler switches
Peipeng Xu, Jiajiu Zheng, Jonathan Doylend +1
An optical equivalent of the field-programmable gate array (FPGA) is of great interest to large-scale photonic integrated circuits. Previous programmable photonic devices relying o…
Laser-induced Phase-change Perovskite Photodetector Arrays for Optical Information Storage and Imaging
Chen Zou, Jiajiu Zheng, Cheng Chang +2
The reversible phase transition between orthorhombic and cubic phases is demonstrated in all-inorganic perovskite CsPbIBr2 grown by a dual-source vapor-deposition method. The phase…
Ultrathin van der Waals metalenses
Chang-Hua Liu, Jiajiu Zheng, Shane Colburn +4
Ultrathin and flat optical lenses are essential for modern optical imaging, spectroscopy, and energy harvesting. Dielectric metasurfaces comprising nanoscale quasi-periodic resonat…
Silicon photonic crystal cavity enhanced second-harmonic generation from monolayer WSe2
Taylor K. Fryett, Kyle L. Seyler, Jiajiu Zheng +3
Nano-resonator integrated with two-dimensional materials (e.g. transition metal dichalcogenides) have recently emerged as a promising nano-optoelectronic platform. Here we demonstr…