Zobrazeno 1 - 10
of 80
pro vyhledávání: '"Chung Haejun"'
Autor:
Lee Sangbin, Hong Jaehyun, Kang Joonho, Park Junjeong, Lim Jaesung, Lee Taeho, Jang Min Seok, Chung Haejun
Publikováno v:
Nanophotonics, Vol 13, Iss 20, Pp 3895-3914 (2024)
Over the past decade, significant advancements in high-resolution imaging technology have been driven by the miniaturization of pixels within image sensors. However, this reduction in pixel size to submicrometer dimensions has led to decreased effici
Externí odkaz:
https://doaj.org/article/5843fd0ff674443ca1c4d26c204476b4
Publikováno v:
Nanophotonics, Vol 13, Iss 20, Pp 3765-3792 (2024)
Recent advancements in inverse design approaches, exemplified by their large-scale optimization of all geometrical degrees of freedom, have provided a significant paradigm shift in photonic design. However, these innovative strategies still require f
Externí odkaz:
https://doaj.org/article/466a7654202f419f966529de24051fa7
Publikováno v:
Nanophotonics, Vol 12, Iss 22, Pp 4239-4254 (2023)
Optical vortices (OVs) have rapidly varying spatial phase and optical energy that circulates around points or lines of zero optical intensity. Manipulation of OVs offers innovative approaches for various fields, such as optical sensing, communication
Externí odkaz:
https://doaj.org/article/f68906593ee046788965f6843fcce2aa
Publikováno v:
Nanophotonics, Vol 12, Iss 13, Pp 2371-2381 (2023)
We demonstrate an axisymmetric inverse-designed metalens to improve the performance of zone-plate-array lithography (ZPAL), one of the maskless lithography approaches, that offer a new paradigm for nanoscale research and industry. First, we derive a
Externí odkaz:
https://doaj.org/article/2b71ef6586224907a1707f8ab2832782
Publikováno v:
Nanophotonics, Vol 11, Iss 7, Pp 1427-1442 (2022)
Integrated silicon photonic waveguide biosensors have shown great potential for detecting bio-molecules because they enable efficient device functionalization via a well-developed surface chemistry, as well as simple scalable manufacturing, which mak
Externí odkaz:
https://doaj.org/article/0a0b5d9f00db4ae5b6a8e87f42166b2a
Publikováno v:
Nanophotonics, Vol 11, Iss 9, Pp 1809-1845 (2022)
Nanophotonic devices have enabled microscopic control of light with an unprecedented spatial resolution by employing subwavelength optical elements that can strongly interact with incident waves. However, to date, most nanophotonic devices have been
Externí odkaz:
https://doaj.org/article/909bddbcadf04e808cf590e493535116
Multi-view learning often faces challenges in effectively leveraging images captured from different angles and locations. This challenge is particularly pronounced when addressing inconsistencies and uncertainties between views. In this paper, we pro
Externí odkaz:
http://arxiv.org/abs/2411.10077
Recent studies have shown that deep neural networks are not well-calibrated and often produce over-confident predictions. The miscalibration issue primarily stems from using cross-entropy in classifications, which aims to align predicted softmax prob
Externí odkaz:
http://arxiv.org/abs/2410.15658
An optical vortex beam has attracted significant attention across diverse applications, including optical manipulation, phase-contrast microscopy, optical communication, and quantum photonics. To utilize vortex generators for integrated photonics, re
Externí odkaz:
http://arxiv.org/abs/2408.12061
Facial wrinkle detection plays a crucial role in cosmetic dermatology. Precise manual segmentation of facial wrinkles is challenging and time-consuming, with inherent subjectivity leading to inconsistent results among graders. To address this issue,
Externí odkaz:
http://arxiv.org/abs/2408.10060