Zobrazeno 1 - 10
of 132
pro vyhledávání: '"Shengli Chang"'
Autor:
Wei Chen, Guang Wang, Shiqiao Qin, Chaocheng Wang, Jingyue Fang, Junli Qi, Xueao Zhang, Li Wang, Honghui Jia, Shengli Chang
Publikováno v:
AIP Advances, Vol 3, Iss 4, Pp 042123-042123 (2013)
Third-order optical nonlinearities of graphene from monolayer to multilayers were investigated in the femtosecond regime, and the contribution of interlayer coupling to the nonlinearities was studied. The nonlinear refractive index γ of the order of
Externí odkaz:
https://doaj.org/article/bb4ae87637d349c4bc528ce81abf6066
Publikováno v:
Optik. 284:170944
Publikováno v:
2019 International Conference on Optical Instruments and Technology: Optical Systems and Modern Optoelectronic Instruments.
Autor:
Gui-Fang Huang, Bing-Xin Zhou, Yuan Yuan, Wei-Qing Huang, Wangyu Hu, Shengli Chang, Dan-Ni Xiong
Publikováno v:
Journal of Physics and Chemistry of Solids. 106:1-9
Promoting the spatial separation of photoexcited charge carriers is of paramount significance for photocatalysis. In this work, binary g-C 3 N 4 /CeO 2 nanosheets are first prepared by pyrolysis and subsequent exfoliation method, then decorated with
Publikováno v:
Physics Letters A. 381:476-480
Coulomb blockade mediated field-emission current was observed in single-electron tunneling devices based on self-assembled gold nanoparticles at 300 K. According to Raichev's theoretical model, by fixing a proper geometric distribution of source, isl
Publikováno v:
Optics Communications. 380:331-335
Based on periodically modulated coupling and circumferences, we developed a new structure for coupled resonator optical waveguide (CROW) gyroscopes. Its sensitivity and resolution were significantly improved. With our new structure, which overcomes t
Autor:
Hao-Hao Bi, Bo Li, Jing Zhang, Anlian Pan, Lang Jiang, Wei-Qing Huang, Shengli Chang, Gui-Fang Huang
Publikováno v:
Applied Physics Letters. 118:093901
Creative approaches for designing heterostructures that consist of different dimensional components are necessary for achieving highly efficient catalytic materials. Here, we report an in situ supersaturation-triggered growth of vertically aligned 2D
Publikováno v:
Chinese Optics Letters. 14:101301-101304
An integrated, tunable spectrometer based on a silicon-on-sapphire platform is designed at wavelengths of 2.29–2.35 μm. Its pivotal component is a 4.7 μm-radius ring resonator on a graphene monolayer. Its full width at half-maximum and free spect
Publikováno v:
IOP Conference Series: Materials Science and Engineering. 711:012086
We proposed a method to eliminate the background noise, which is based on subtraction of two different central wavelength filters according to the characteristic spectral imaging. In the experiment, the sodium yellow light with 589 nm wavelength is s
Publikováno v:
IOP Conference Series: Materials Science and Engineering. 711:012087
Due to the difficulty in distinguishing the target and the noise in the visible light background and the loss of the target for a short period of time, a scheme of track association and target tracking for the small target in the sky is carried out.