Zobrazeno 1 - 10
of 153
pro vyhledávání: '"Xiujian Li"'
Autor:
Xiujian Li, Wenke Xie
Publikováno v:
Light: Science & Applications, Vol 12, Iss 1, Pp 1-3 (2023)
Abstract Appropriate polarization utilization makes the electric field vector direction and the statistically oriented localized states suitable for enhancing light-matter interactions so as to improve the efficiency of ultrafast laser writing, which
Externí odkaz:
https://doaj.org/article/974babecb0364b0394f56d9eb9519bc0
Autor:
Junli Qi, Xin Chen, Meicheng Fu, Hongyu Zhang, Wenjun Yi, Hui Zhang, Xiaoming Wei, Bo Shi, Tengfei Xu, Dezhi Su, Weihua Wang, Xiujian Li
Publikováno v:
Micromachines, Vol 15, Iss 2, p 290 (2024)
A two-channel, time–wavelength interleaved photonic analog-to-digital converter (PADC) system with a sampling rate of 10.4 GSa/s was established, and a concise method for measuring and data correcting the channel sampling timing walk-off of PADCs f
Externí odkaz:
https://doaj.org/article/66b4b72b00b74300923caeb921815adb
Autor:
Junli Qi, Xin Chen, Meicheng Fu, Hongyu Zhang, Wenjun Yi, Tengfei Xu, Dezhi Su, Hui Zhang, Xiaoming Wei, Bo Shi, Xiujian Li
Publikováno v:
Micromachines, Vol 14, Iss 12, p 2155 (2023)
The effects of optical sampling pulse power, RF power, and electronic back-end bandwidth on the performance of time- and wavelength-interleaved photonic analog-to-digital converter (PADC) with eight-channel 41.6 GHz pulses have been experimentally in
Externí odkaz:
https://doaj.org/article/b257117d9a16475b80866caf75c75742
Publikováno v:
IEEE Photonics Journal, Vol 13, Iss 3, Pp 1-9 (2021)
Slot waveguides based on silicon-rich materials are proposed and experimentally demonstrated, which consist of a silicon-rich oxide (SRO) slot layer sandwiched by two silicon-rich nitride (SRN) layers. Measurements show the waveguides have a low prop
Externí odkaz:
https://doaj.org/article/29fbd86cd6604bde828cd8564f7f5b68
Publikováno v:
IEEE Access, Vol 8, Pp 182693-182703 (2020)
Random numbers play a vital role in communications and cryptography. However, most existing true random number generators have difficulty in satisfying the requirements of high-speed communications due to their complexity and bulkiness, or low speed
Externí odkaz:
https://doaj.org/article/ac4b765649fc4e798412c2bc4acf21f6
Publikováno v:
Photonics, Vol 9, Iss 10, p 732 (2022)
The design and calibration of the dispersive device in a hyperspectral imager significantly affect the performance of hyperspectral imaging, especially the spectral accuracy. To achieve high-accuracy hyperspectral imaging over the visible band, first
Externí odkaz:
https://doaj.org/article/43aa2aaadb9a4a569c724e56858d4891
Publikováno v:
APL Photonics, Vol 6, Iss 8, Pp 086107-086107-8 (2021)
Self-steepening (SS) is enhanced by slow-light effects in photonic crystal waveguides (PhCWs), with coefficients as large as hundreds of femtoseconds, and it plays an important role in temporally compressed solitons with narrow widths. Here, we inv
Externí odkaz:
https://doaj.org/article/9ae97e7b64e44d478a1de4a46f15c5a4
Publikováno v:
Micromachines, Vol 12, Iss 10, p 1252 (2021)
We designed a tellurite microstructure fiber (TMF) and proposed a broadband optical frequency comb generation scheme that was based on electro-optical modulation and cascaded sign-alternated dispersion TMF (CSAD-TMF). In addition, the influence of di
Externí odkaz:
https://doaj.org/article/770f3bd41f384962b68086633bb1ff6e
Publikováno v:
Micromachines, Vol 12, Iss 8, p 911 (2021)
Using the sum frequency generation cross-correlation frequency-resolved optical gating (SFG-XFROG) measurement setup, we observed the soliton evolution of low energy pulse in an Si photonic crystal waveguide, and it exhibited the pulse broadening, bl
Externí odkaz:
https://doaj.org/article/5c0c95fbbd3f456e8d6d2ef1df30355c
Autor:
Jinghan Pan, Meicheng Fu, Wenjun Yi, Xiaochun Wang, Ju Liu, Mengjun Zhu, Junli Qi, Shaojie Yin, Guocheng Huang, Shuyue Zhu, Xin Chen, Wusheng Tang, Jiali Liao, Heng Yang, Xiujian Li
Publikováno v:
Photonics, Vol 8, Iss 4, p 105 (2021)
We design a novel slow-light silicon photonic crystal waveguide which can operate over an extremely wide flat band for ultrafast integrated nonlinear photonics. By conveniently adjusting the radii and positions of the second air-holes rows, a flat sl
Externí odkaz:
https://doaj.org/article/3b01f78dd4cb454492a0481bce6c62cb