Zobrazeno 1 - 10
of 99
pro vyhledávání: '"Daniele Melati"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract Compact and highly performing photonic devices are characterized by non-intuitive geometries, a large number of parameters, and multiple figures of merit. Optimization and machine learning techniques have been explored to handle these comple
Externí odkaz:
https://doaj.org/article/8e203f7e7f524a14b058f36e841de639
Highly efficient ultra-broad beam silicon nanophotonic antenna based on near-field phase engineering
Autor:
Shahrzad Khajavi, Daniele Melati, Pavel Cheben, Jens H. Schmid, Carlos A. Alonso Ramos, Winnie N. Ye
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-8 (2022)
Abstract Optical antennas are a fundamental element in optical phased arrays (OPA) and free-space optical interconnects. An outstanding challenge in optical antenna design lies in achieving high radiation efficiency, ultra-compact footprint and broad
Externí odkaz:
https://doaj.org/article/35abddfb332840d2bfd4133e23e71e80
Autor:
Daniele Melati, Yuri Grinberg, Mohsen Kamandar Dezfouli, Siegfried Janz, Pavel Cheben, Jens H. Schmid, Alejandro Sánchez-Postigo, Dan-Xia Xu
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-9 (2019)
Machine learning is increasingly used in nanophotonics for designing novel classes of complex devices but the general parameter behavior is often neglected. Here, the authors report a new methodology to discover and visualize optimal design spaces wi
Externí odkaz:
https://doaj.org/article/2abb231657a342b8a35368c0295add15
Autor:
Vladyslav Vakarin, Daniele Melati, Thi Thuy Duong Dinh, Xavier Le Roux, Warren Kut King Kan, Cécilia Dupré, Bertrand Szelag, Stéphane Monfray, Frédéric Boeuf, Pavel Cheben, Eric Cassan, Delphine Marris-Morini, Laurent Vivien, Carlos Alberto Alonso-Ramos
Publikováno v:
Nanomaterials, Vol 11, Iss 11, p 2949 (2021)
Subwavelength grating (SWG) metamaterials have garnered a great interest for their singular capability to shape the material properties and the propagation of light, allowing the realization of devices with unprecedented performance. However, practic
Externí odkaz:
https://doaj.org/article/1381e63113ea465e9bb395f266d5e229
Autor:
Winnie N. Ye, Daniel Benedikovic, Qiankun Liu, Shahrzad Khajavi, Daniele Melati, Pavel Cheben, Tom Smy, Ahmad Atieh, Alejandro Sánchez-Postigo, Jens H. Schmid, Dan-Xia Xu, Xiaochen Xin
Publikováno v:
Smart Photonic and Optoelectronic Integrated Circuits 2023.
Autor:
Daniele Melati, Zindine Mokeddem, Paula Nuño Ruano, Eric Cassan, Delphine Marris-Morini, Laurent Vivien, Carlos Alonso-Ramos, Yuri Grinberg, Muhammad Al-Digeil, Dan-Xia Xu, Maziyar Milanizadeh, Jianhao Zhang, Jens H. Schmid, Pavel Cheben, Shahrzad Khajavi, Winnie N. Ye, Abi Waqas, Paolo Manfredi
Publikováno v:
Smart Photonic and Optoelectronic Integrated Circuits 2023.
Autor:
Paula Nuño Ruano, Jianhao Zhang, Daniele Melati, David González-Andrade, Xavier Le Roux, Eric Cassan, Delphine Marris-Morini, Laurent Vivien, Norberto Daniel Lanzillotti-Kimura, Carlos Alonso-Ramos
On-chip Brillouin optomechanics has great potential for applications in communications, sensing, and quantum technologies. Tight confinement of near-infrared photons and gigahertz phonons in integrated waveguides remains a key challenge to achieving
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f6da676e1b6a06afe922e8ae7a719ccb
http://arxiv.org/abs/2301.03963
http://arxiv.org/abs/2301.03963
Publikováno v:
2022 IEEE Photonics Conference (IPC).
Autor:
Yang Liu, Jianhao Zhang, Xavier Le Roux, Eric Cassan, Delphine Marris-Morini, Laurent Vivien, Carlos Alonso-Ramos, Daniele Melati
Publikováno v:
Optics Express
Optics Express, 2022, 30 (22), pp.39860. ⟨10.1364/OE.466321⟩
Optics Express, 2022, 30 (22), pp.39860. ⟨10.1364/OE.466321⟩
International audience; Metalenses are attracting a large interest for the implementation of complex optical functionalities in planar and compact devices. However, chromatic and off-axis aberrations remain standing challenges. Here, we experimentall
Publikováno v:
Journal of Lightwave Technology. 39:4737-4744
We propose a method to analyze the performance variability caused by fabrication uncertainty in photonic circuits with a large number of correlated parameters. By combining a sparse polynomial chaos expansion model with dimensionality reduction in th