Zobrazeno 1 - 10
of 886
pro vyhledávání: '"Gu Tian"'
Publikováno v:
Nanophotonics, Vol 13, Iss 12, Pp 2047-2049 (2024)
Externí odkaz:
https://doaj.org/article/fcb015e922d54e61a6c8939c749efa97
Autor:
Ueno Akira, Lin Hung-I, Yang Fan, An Sensong, Martin-Monier Louis, Shalaginov Mikhail Y., Gu Tian, Hu Juejun
Publikováno v:
Nanophotonics, Vol 12, Iss 17, Pp 3491-3499 (2023)
Metasurfaces, which consist of arrays of ultrathin planar nanostructures (also known as “meta-atoms”), offer immense potential for use in high-performance optical devices through the precise manipulation of electromagnetic waves with subwavelengt
Externí odkaz:
https://doaj.org/article/f4162ff438284b119166fbecf39d094d
Publikováno v:
Nanophotonics, Vol 12, Iss 14, Pp 2987-2996 (2023)
3-D depth sensing is essential for many applications ranging from consumer electronics to robotics. Passive depth sensing techniques based on a double-helix (DH) point-spread-function (PSF) feature high depth estimation precision, minimal power consu
Externí odkaz:
https://doaj.org/article/a5681eccacfe4a2b97d54e30b74deeeb
Autor:
An Sensong, Zheng Bowen, Julian Matthew, Williams Calum, Tang Hong, Gu Tian, Zhang Hualiang, Kim Hyun Jung, Hu Juejun
Publikováno v:
Nanophotonics, Vol 11, Iss 17, Pp 4149-4158 (2022)
In this paper, we propose a deep learning approach for forward modeling and inverse design of photonic devices containing embedded active metasurface structures. In particular, we demonstrate that combining neural network design of metasurfaces with
Externí odkaz:
https://doaj.org/article/5070ff0a19d8442eb950dff42e267d82
Autor:
Popescu, Cosmin Constantin, Aryana, Kiumars, Mills, Brian, Lee, Tae Woo, Martin-Monier, Louis, Ranno, Luigi, Sia, Jia Xu Brian, Dao, Khoi Phuong, Bae, Hyung-Bin, Liberman, Vladimir, Vitale, Steven, Kang, Myungkoo, Richardson, Kathleen A., Ocampo, Carlos A. Ríos, Calahan, Dennis, Zhang, Yifei, Humphreys, William M., Kim, Hyun Jung, Gu, Tian, Hu, Juejun
Chalcogenide optical phase change materials (PCMs) have garnered significant interest for their growing applications in programmable photonics, optical analog computing, active metasurfaces, and beyond. Limited endurance or cycling lifetime is howeve
Externí odkaz:
http://arxiv.org/abs/2409.12313
Autor:
Wirth-Singh, Anna, Fröch, Johannes E., Yang, Fan, Martin, Louis, Zhang, Hualiang, Tanguy, Quentin T., Zhou, Zhihao, Huang, Luocheng, John, Demis D., Stamenic, Biljana, Hu, Juejun, Gu, Tian, Majumdar, Arka
Wide field of view and light weight optics are critical for advanced eyewear, with applications in augmented/virtual reality and night vision. Conventional refractive lenses are often stacked to correct aberrations at wide field of view, leading to l
Externí odkaz:
http://arxiv.org/abs/2406.14725
Autor:
Shalaginov Mikhail Y., Campbell Sawyer D., An Sensong, Zhang Yifei, Ríos Carlos, Whiting Eric B., Wu Yuhao, Kang Lei, Zheng Bowen, Fowler Clayton, Zhang Hualiang, Werner Douglas H., Hu Juejun, Gu Tian
Publikováno v:
Nanophotonics, Vol 9, Iss 11, Pp 3505-3534 (2020)
Optical metasurfaces, planar subwavelength nanoantenna arrays with the singular ability to sculpt wavefront in almost arbitrary manners, are poised to become a powerful tool enabling compact and high-performance optics with novel functionalities. A p
Externí odkaz:
https://doaj.org/article/cc09a21670b64ae1bcfa8f5ac63dd99e
Autor:
Garud, Parth, Aryana, Kiumars, Popescu, Cosmin Constantin, Vitale, Steven, Sharma, Rashi, Richardson, Kathleen, Gu, Tian, Hu, Juejun, Kim, Hyun Jung
Electrically tunable optical devices present diverse functionalities for manipulating electromagnetic waves by leveraging elements capable of reversibly switching between different optical states. This adaptability in adjusting their responses to ele
Externí odkaz:
http://arxiv.org/abs/2404.14220
Autor:
Lin Hongtao, Luo Zhengqian, Gu Tian, Kimerling Lionel C., Wada Kazumi, Agarwal Anu, Hu Juejun
Publikováno v:
Nanophotonics, Vol 7, Iss 2, Pp 393-420 (2017)
The emergence of silicon photonics over the past two decades has established silicon as a preferred substrate platform for photonic integration. While most silicon-based photonic components have so far been realized in the near-infrared (near-IR) tel
Externí odkaz:
https://doaj.org/article/2b548a0d410d462d9914d90c97a80402
Autor:
Ranno, Luigi, Sia, Jia Xu Brian, Popescu, Cosmin, Weninger, Drew, Serna, Samuel, Yu, Shaoliang, Kimerling, Lionel C., Agarwal, Anuradha, Gu, Tian, Hu, Juejun
As silicon photonics transitions from research to commercial deployment, packaging solutions that efficiently couple light into highly-compact and functional sub-micron silicon waveguides are imperative but remain challenging. The 220 nm silicon-on-i
Externí odkaz:
http://arxiv.org/abs/2312.13329