Nanovibration detection based on a microsphere
Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
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Yn: Optics Letters, Cyfrol 47, Rhif 17, 01.09.2022, t. 4560-4563.
Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
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T1 - Nanovibration detection based on a microsphere
AU - Jiang, Chunlei
AU - Wang, Weicheng
AU - Yan, Bing
AU - Chen, Peng
AU - Xu, Kaichun
AU - Sun, Yu
AU - Cong, Zhicheng
AU - Dong, Taiji
AU - Zhou, Yekun
AU - Wang, Zengbo (James )
AU - Wang, Xiufang
PY - 2022/9/1
Y1 - 2022/9/1
N2 - We propose a novel, to the best of our knowledge, sensor for nanovibration detection based on a microsphere. The sensor consists of a stretched single-mode fiber and a 2 µm microsphere. The light from the optical fiber passes through the microsphere, forming a photonic nanojet (PNJ) phenomenon at the front of the microsphere. The evanes- cent field in the PNJ enhances the light reflected from the measured object to the single-mode fiber-microsphere probe (SMFMP). Results showed that the system can detect arbi- trary nanovibration waveforms in real time with an SMFMP detection resolution of 1 nm. The voltage signal received and the vibration amplitude showed a good linear relationship within the range of 0–100 nm, with a sensitivity of 0.7 mV/nm and a linearity of more than 99%. The sensor is expected to have potential applications in the field of cell nanovibration detection.
AB - We propose a novel, to the best of our knowledge, sensor for nanovibration detection based on a microsphere. The sensor consists of a stretched single-mode fiber and a 2 µm microsphere. The light from the optical fiber passes through the microsphere, forming a photonic nanojet (PNJ) phenomenon at the front of the microsphere. The evanes- cent field in the PNJ enhances the light reflected from the measured object to the single-mode fiber-microsphere probe (SMFMP). Results showed that the system can detect arbi- trary nanovibration waveforms in real time with an SMFMP detection resolution of 1 nm. The voltage signal received and the vibration amplitude showed a good linear relationship within the range of 0–100 nm, with a sensitivity of 0.7 mV/nm and a linearity of more than 99%. The sensor is expected to have potential applications in the field of cell nanovibration detection.
U2 - 10.1364/OL.464848
DO - 10.1364/OL.464848
M3 - Article
VL - 47
SP - 4560
EP - 4563
JO - Optics Letters
JF - Optics Letters
SN - 0146-9592
IS - 17
ER -