Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Abu Naim R. Ahmed"'
Publikováno v:
APL Photonics, Vol 5, Iss 9, Pp 091302-091302-8 (2020)
This paper reports a hybrid silicon nitride–lithium niobate electro-optic Mach–Zehnder-interferometer modulator that demonstrates overall improvements in terms of half-wave voltage, optical insertion loss, extinction ratio, and operational bandwi
Externí odkaz:
https://doaj.org/article/0ee76e0fe4c3416187051b9360b9e029
Publikováno v:
IEEE Photonics Technology Letters. 33:271-274
Electro-optic modulators are used in a wide variety of photonic systems, and their operation at the 1064 nm wavelength is notable for its applications such as frequency comb generation and optical interconnects. This work demonstrates the first (to t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c9a72efadaaa7f0ddadf31d0e6c0e71e
https://doi.org/10.1109/lpt.2021.3056913
https://doi.org/10.1109/lpt.2021.3056913
Autor:
Leimeng Zhuang, Mingfei Ding, Pengcheng Jiao, Daoxin Dai, Reza Safian, Abu Naim R. Ahmed, Changping Zhang, Swapnajit Chakravarty, Min Teng, Yiwei Xie
Publikováno v:
Silicon Photonics XVI.
LIDAR on a silicon chip holds strong potentials for LIDAR system solutions featuring low cost, small size, and high robustness. In line with this effort, on-chip circulators are of great interest as they bring significant benefit for system complexit
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::df43ebbc301a661b42b515ac789c6779
https://doi.org/10.1117/12.2583184
https://doi.org/10.1117/12.2583184
Publikováno v:
Optical Interconnects XX.
This paper presents an overview and application of thin-film-lithium-niobate (TFLN) modulators that have low drive voltages, i.e., Vπ. Such modulators are critical components for realizing high-speed operation in a modern telecommunication networks,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e4b9be8d38833809e52e9f04ef1015ff
https://doi.org/10.1117/12.2542458
https://doi.org/10.1117/12.2542458
Autor:
Mingfei Ding, Yiwei Xie, Hao Yan, Abu Naim R. Ahmed, Reza Safian, Swapnajit Chakravarty, Leimeng Zhuang, Pengcheng Jiao, Huan Li, Liu Liu, Daoxin Dai
Publikováno v:
Photonics Research. 10:426
All-optical silicon-photonics-based LiDAR systems allow for desirable features in scanning resolution and speed, as well as leverage other advantages such as size, weight, and cost. Implementing optical circulators in silicon photonics enables bidire
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ec16a0960ed6dc20f4e3b59ea9837c44
https://doi.org/10.1364/prj.444480
https://doi.org/10.1364/prj.444480
Publikováno v:
APL Photonics, Vol 5, Iss 9, Pp 091302-091302-8 (2020)
This paper reports a hybrid silicon nitride–lithium niobate electro-optic Mach–Zehnder-interferometer modulator that demonstrates overall improvements in terms of half-wave voltage, optical insertion loss, extinction ratio, and operational bandwi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::36846176d75a6a50ccefad2436cf9e35
https://doi.org/10.1063/5.0020040
https://doi.org/10.1063/5.0020040
Publikováno v:
Optics Letters. 45:1112
A low voltage operation electro-optic modulator is critical for applications ranging from optical communications to an analog photonic link. This paper reports a hybrid silicon nitride and lithium niobate electro-optic Mach–Zehnder modulator that e
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2c8b9f57a4090ae2370f439d0b231e51
https://doi.org/10.1364/ol.381892
https://doi.org/10.1364/ol.381892
Autor:
Matthew R. Konkol, Abu Naim R. Ahmed, Janusz Murakowski, Dennis W. Prather, Peng Yao, Shouyuan Shi
Publikováno v:
2017 IEEE Avionics and Vehicle Fiber-Optics and Photonics Conference (AVFOP).
Low profile integration is desirable in all RF phased array feed networks. Accordingly, this paper presents an RF photonic feed system that is not only low profile, but offers scalability, wide operational bandwidth and multi-functionality. The appro
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::668f51309b82b715225ad5599f1032a0
https://doi.org/10.1109/avfop.2017.8169776
https://doi.org/10.1109/avfop.2017.8169776
Publikováno v:
Optics Express. 27:30741
In this paper, we propose an electro-optic modulator design in a hybrid Si3N4-X-cut LiNbO3. The modulator is based on a modified racetrack resonator and performs at both DC and heightened frequencies. Here the driving electrodes are defined along the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::29bbc45b526982494994a48fcb74673f
https://doi.org/10.1364/oe.27.030741
https://doi.org/10.1364/oe.27.030741
Publikováno v:
Optics Letters. 43:4140
This Letter presents an optical mode transition structure for use in Si3N4/LiNbO3-based hybrid photonics. A gradual modal transition from a Si3N4 waveguide to a hybrid Si3N4/LiNbO3 waveguide is achieved by etching a terrace structure into the sub-mic
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6eac2603d0fa9e433a8eeb433e2c2f3f
https://doi.org/10.1364/ol.43.004140
https://doi.org/10.1364/ol.43.004140