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Frontiers of Information Technology & Electronic Engineering
ISSN 2095-9184 (print), ISSN 2095-9230 (online)
2020 Vol.21 No.8 P.1134-1149
Chip-based waveguides for high-sensitivity biosensing and super-resolution imaging
Abstract: In this review, we introduce some chip-based waveguide biosensing and imaging techniques, which significantly reduce the complexity of the entire system. These techniques use a well-confined evanescent field to interact with the surrounding materials and achieve high sensitivity sensing and high signal-to-noise ratio (SNR) super-resolution imaging. The fabrication process of these chips is simple and compatible with conventional semiconductor fabrication methods, allowing high-yield production. Combined with recently developed chip-based light sources, these techniques offer the possibility of biosensing and super-resolution imaging based on integrated circuits.
Key words: Waveguide-based sensing, Waveguide-based imaging, Evanescent illumination, Frequency shifting and stitching
1浙江大学光电科学与工程学院现代光学仪器国家重点实验室,中国杭州市,310027
2浙江大学医学院细胞生物学系,中国杭州市,310058
3浙江大学现代光学仪器国家重点实验室,感染性疾病诊治协同创新中心,中国杭州市,310058
4山西大学极端光学协同创新中心,中国太原市,030006
摘要:本综述介绍基于芯片的波导生物传感和成像技术的最新研究进展,这些技术可显著降低系统复杂度。这些技术利用波导表面的近场倏逝场与周围样品产生相互作用,实现对被检测生物分子的高灵敏探测和微纳样品的高信噪比超分辨成像。相关检测与成像波导芯片的制作过程简单,且同传统半导体加工工艺兼容,具有大规模生产应用前景。通过与近年来快速发展的片上集成光源结合,这些技术为实现片上系统集成的生物分子检测和超分辨成像提供了可能。
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DOI:
10.1631/FITEE.1900211
CLC number:
Q248; O438.2
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On-line Access:
2024-08-27
Received:
2023-10-17
Revision Accepted:
2024-05-08
Crosschecked:
2020-03-03