Zobrazeno 1 - 10
of 122
pro vyhledávání: '"Myungkoo Kang"'
Autor:
Myungkoo Kang, Rashi Sharma, Cesar Blanco, Daniel Wiedeman, Quentin Altemose, Patrick E. Lynch, Gil B. J. Sop Tagne, Yifei Zhang, Mikhail Y. Shalaginov, Cosmin-Constantin Popescu, Brandon M. Triplett, Clara Rivero-Baleine, Casey M. Schwarz, Anuradha M. Agarwal, Tian Gu, Juejun Hu, Kathleen A. Richardson
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract Ge–Sb–Se–Te chalcogenides, namely Se-substituted Ge–Sb–Te, have been developed as an alternative optical phase change material (PCM) with a high figure-of-merit. A need for the integration of such new PCMs onto a variety of photoni
Externí odkaz:
https://doaj.org/article/8048acebe74640ee8503b0e232f0a69e
Autor:
Jiawei Meng, Yaliang Gui, Behrouz Movahhed Nouri, Xiaoxuan Ma, Yifei Zhang, Cosmin-Constantin Popescu, Myungkoo Kang, Mario Miscuglio, Nicola Peserico, Kathleen Richardson, Juejun Hu, Hamed Dalir, Volker J. Sorger
Publikováno v:
Light: Science & Applications, Vol 12, Iss 1, Pp 1-10 (2023)
Abstract Photonic Random-Access Memories (P-RAM) are an essential component for the on-chip non-von Neumann photonic computing by eliminating optoelectronic conversion losses in data links. Emerging Phase-Change Materials (PCMs) have been showed mult
Externí odkaz:
https://doaj.org/article/ccababc91b624263a00fe6c6f69dd1bf
Autor:
Myungkoo Kang, Brandon M. Triplett, Mikhail Y. Shalaginov, Skylar Deckoff-Jones, Cesar Blanco, Mia Truman, Elena Shirshneva-Vashchenko, Justin Cook, Qingyang Du, Tushar S. Karnik, Cosmin-Constantin Popescu, Anna Zachariou, Yifei Zhang, Casey M. Schwarz, Sensong An, Clayton Fowler, Hualiang Zhang, Ivan Divliansky, Leonid B. Glebov, Martin C. Richardson, Anuradha M. Agarwal, Clara Rivero-Baleine, Juejun Hu, Tian Gu, Kathleen A. Richardson
Publikováno v:
Advanced Photonics Research, Vol 5, Iss 1, Pp n/a-n/a (2024)
Patterns composed of micron‐sized surface structures can abruptly change the properties of an optical wave front, including its phase, amplitude, polarization, and dispersion. Optical components featuring surface micro‐gratings not only possess o
Externí odkaz:
https://doaj.org/article/3de8e76c08c3488995bf4d591ab3f13b
Autor:
Cosmin-Constantin Popescu, Khoi Phuong Dao, Luigi Ranno, Brian Mills, Louis Martin-Monier, Yifei Zhang, David Bono, Brian Neltner, Tian Gu, Juejun Hu, Kiumars Aryana, William M. Humphreys, Hyun Jung Kim, Steven Vitale, Paul Miller, Christopher Roberts, Sarah Geiger, Dennis Callahan, Michael Moebius, Myungkoo Kang, Kathleen A. Richardson, Carlos A. Ríos Ocampo
Publikováno v:
Small Science, Vol 3, Iss 12, Pp n/a-n/a (2023)
Owing to their unique tunable optical properties, chalcogenide phase change materials are increasingly being investigated for optics and photonics applications. However, in situ characterization of their phase transition characteristics is a capabili
Externí odkaz:
https://doaj.org/article/e8e2f0d2304747829033069f8659b137
Autor:
Patinharekandy Prabhathan, Kandammathe Valiyaveedu Sreekanth, Jinghua Teng, Joo Hwan Ko, Young Jin Yoo, Hyeon-Ho Jeong, Yubin Lee, Shoujun Zhang, Tun Cao, Cosmin-Constantin Popescu, Brian Mills, Tian Gu, Zhuoran Fang, Rui Chen, Hao Tong, Yi Wang, Qiang He, Yitao Lu, Zhiyuan Liu, Han Yu, Avik Mandal, Yihao Cui, Abbas Sheikh Ansari, Viraj Bhingardive, Myungkoo Kang, Choon Kong Lai, Moritz Merklein, Maximilian J. Müller, Young Min Song, Zhen Tian, Juejun Hu, Maria Losurdo, Arka Majumdar, Xiangshui Miao, Xiao Chen, Behrad Gholipour, Kathleen A. Richardson, Benjamin J. Eggleton, Kanudha Sharda, Matthias Wuttig, Ranjan Singh
Publikováno v:
iScience, Vol 26, Iss 12, Pp 108396- (2023)
Externí odkaz:
https://doaj.org/article/7c8e3cf6cac04c1591906985514b7daa
Autor:
Carlos Ríos, Qingyang Du, Yifei Zhang, Cosmin-Constantin Popescu, Mikhail Y. Shalaginov, Paul Miller, Christopher Roberts, Myungkoo Kang, Kathleen A. Richardson, Tian Gu, Steven A. Vitale, Juejun Hu
Publikováno v:
PhotoniX, Vol 3, Iss 1, Pp 1-13 (2022)
Abstract Optical phase shifters constitute the fundamental building blocks that enable programmable photonic integrated circuits (PICs)—the cornerstone of on-chip classical and quantum optical technologies [1, 2]. Thus far, carrier modulation and t
Externí odkaz:
https://doaj.org/article/6fb5283b6cbb475fa3b031faeeb5cd74
Autor:
Steven A. Vitale, Paul Miller, Paul Robinson, Christopher Roberts, Vlad Liberman, Qingyang Du, Yifei Zhang, Cosmin-Constantin Popescu, Mikhail Y. Shalaginov, Myungkoo Kang, Kathleen A. Richardson, Tian Gu, Carlos Ríos, Juejun Hu
Publikováno v:
Advanced Photonics Research, Vol 3, Iss 10, Pp n/a-n/a (2022)
Despite their importance in applications such as nonvolatile memory, integrated photonics, and compact optics, the crystalline‐to‐amorphous transition in chalcogenide phase‐change materials (PCMs) is not understood. Herein, this transition in a
Externí odkaz:
https://doaj.org/article/566b132ebfa04543914bcbb73ed83841
Autor:
Mikhail Y. Shalaginov, Sensong An, Yifei Zhang, Fan Yang, Peter Su, Vladimir Liberman, Jeffrey B. Chou, Christopher M. Roberts, Myungkoo Kang, Carlos Rios, Qingyang Du, Clayton Fowler, Anuradha Agarwal, Kathleen A. Richardson, Clara Rivero-Baleine, Hualiang Zhang, Juejun Hu, Tian Gu
Publikováno v:
Nature Communications, Vol 12, Iss 1, Pp 1-8 (2021)
Here, the authors report an active all-dielectric metasurface platform based on phase change materials, combining phase tuning in the full 2π range, and demonstrate aberration-free and multi-depth imaging with a non-mechanical tunable metalens.
Externí odkaz:
https://doaj.org/article/977241d3fde14187bde61a0777412529
Autor:
Yifei Zhang, Jeffrey B. Chou, Junying Li, Huashan Li, Qingyang Du, Anupama Yadav, Si Zhou, Mikhail Y. Shalaginov, Zhuoran Fang, Huikai Zhong, Christopher Roberts, Paul Robinson, Bridget Bohlin, Carlos Ríos, Hongtao Lin, Myungkoo Kang, Tian Gu, Jamie Warner, Vladimir Liberman, Kathleen Richardson, Juejun Hu
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-9 (2019)
Here, the authors introduce optical phase change materials based on Ge-Sb-Se-Te which breaks the coupling between refractive index and optical loss allowing low-loss performance benefits. They demonstrate low losses in nonvolatile photonic circuits a
Externí odkaz:
https://doaj.org/article/893ae17dfcef4d58b63fdf7ba0bf8029
Autor:
Carlos Ríos, Yifei Zhang, Mikhail Y. Shalaginov, Skylar Deckoff-Jones, Haozhe Wang, Sensong An, Hualiang Zhang, Myungkoo Kang, Kathleen A. Richardson, Christopher Roberts, Jeffrey B. Chou, Vladimir Liberman, Steven A. Vitale, Jing Kong, Tian Gu, Juejun Hu
Publikováno v:
Advanced Photonics Research, Vol 2, Iss 1, Pp n/a-n/a (2021)
Reconfigurable photonic systems featuring minimal power consumption are crucial for integrated optical devices in real‐world technology. Current active devices available in foundries, however, use volatile methods to modulate light, requiring a con
Externí odkaz:
https://doaj.org/article/5e4b2a15be0f44969ba3d2411e83240e