Zobrazeno 1 - 10
of 132
pro vyhledávání: '"Weibin Qiu"'
Publikováno v:
Carbon Energy, Vol 6, Iss 5, Pp n/a-n/a (2024)
Abstract The commercialization of a polymer membrane H2–O2 fuel cell and its widespread use call for the development of cost‐effective oxygen reduction reaction (ORR) nonplatinum group metal (NPGM) catalysts. Nevertheless, to meet the requests fo
Externí odkaz:
https://doaj.org/article/bc3801bd90434421abda4cff1fa3a767
Autor:
Bohua Ren, Guobin Wen, Rui Gao, Dan Luo, Zhen Zhang, Weibin Qiu, Qianyi Ma, Xin Wang, Yi Cui, Luis Ricardez–Sandoval, Aiping Yu, Zhongwei Chen
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-11 (2022)
It is of high interests to design catalysts for CO2 electroreduction with enhanced selectivity and activity. Here, the authors report Sn-Bi bimetallic interface-rich material with enhanced performance for CO2 reduction to formate comparing to that of
Externí odkaz:
https://doaj.org/article/2d7b1e742a68406d8d04d2ae7cbd4d4b
Autor:
Liqiang Zhuo, Shaojian Su, Zeyang Zhao, Hengjie Zhou, Zhen He, Huanxi Ma, Zhili Lin, Weibin Qiu
Publikováno v:
IEEE Access, Vol 8, Pp 142250-142258 (2020)
Fast light which demonstrates negative group velocity, is achieved by the anomalous dispersion or photon tunneling. However, many applications based on the fast light are limited due to the disadvantages of inferior tunability or nonlinear dispersion
Externí odkaz:
https://doaj.org/article/246f351997d040a99a87287da4847029
Publikováno v:
Nanoscale Research Letters, Vol 13, Iss 1, Pp 1-9 (2018)
Abstract In this work, we demonstrate that the electromagnetic properties of graphene oligomer can be drastically modified by locally modifications of the chemical potentials. The chemical potential variations of different positions in graphene oligo
Externí odkaz:
https://doaj.org/article/d66eab929fd94429a20b8fb1d92757a2
Autor:
Weibin Qiu, Xiao-Ying Xie, Jianding Qiu, Wei-Hai Fang, Ruping Liang, Xiang Ren, Xuqiang Ji, Guanwei Cui, Abdullah M. Asiri, Ganglong Cui, Bo Tang, Xuping Sun
Publikováno v:
Nature Communications, Vol 9, Iss 1, Pp 1-8 (2018)
Electrochemical reduction of nitrogen is a promising route to industrial-scale nitrogen fixation at ambient conditions, but is challenged by activation of inert nitrogen. Here the authors report a metal-free catalyst that selectively reduces nitrogen
Externí odkaz:
https://doaj.org/article/bf3795a931764adf9eee65d7cc6796e5
Autor:
Pingping Qiu, Weibin Qiu, Junbo Ren, Zhili Lin, Zeyu Wang, Jia-Xian Wang, Qiang Kan, Jiao-Qing Pan
Publikováno v:
Nanoscale Research Letters, Vol 13, Iss 1, Pp 1-7 (2018)
Abstract Originating from the investigation of condensed matter states, the concept of quantum Hall effect and quantum spin Hall effect (QSHE) has recently been expanded to other field of physics and engineering, e.g., photonics and phononics, giving
Externí odkaz:
https://doaj.org/article/e86281192eea479a8287c0348589caf6
Autor:
Liqiang Zhuo, Huiru He, Ruimin Huang, Shaojian Su, Zhili Lin, Weibin Qiu, Beiju Huang, Qiang Kan
Publikováno v:
Nanomaterials, Vol 11, Iss 7, p 1808 (2021)
The valley degree of freedom, like the spin degree of freedom in spintronics, is regarded as a new information carrier, promoting the emerging valley photonics. Although there exist topologically protected valley edge states which are immune to optic
Externí odkaz:
https://doaj.org/article/7d5e97eae1f24c119c396349e4ffc75e
Autor:
Pingping Qiu, Weibin Qiu, Zhili Lin, Houbo Chen, Junbo Ren, Jia-Xian Wang, Qiang Kan, Jiao-Qing Pan
Publikováno v:
Nanoscale Research Letters, Vol 12, Iss 1, Pp 1-8 (2017)
Abstract A graphene-based on-chip plasmonic nanostructure composed of a plasmonic bus waveguide side-coupled with a U-shaped and a rectangular nanocavities has been proposed and modeled by using the finite element method in this paper. The dynamic tu
Externí odkaz:
https://doaj.org/article/026d78eccc554022aca5f707ce257a04
Publikováno v:
Nanomaterials, Vol 10, Iss 9, p 1637 (2020)
We propose the monolayer graphene plasmonic waveguide (MGPW), which is composed of graphene core sandwiched by two graphene metamaterial (GMM) claddings and investigate the properties of plasmonic modes propagating in the waveguide. The effective ref
Externí odkaz:
https://doaj.org/article/bb73832b5cd14d73a41e46643dbf58b2
Publikováno v:
Applied Sciences, Vol 10, Iss 14, p 4782 (2020)
In this article, the plasmonic Talbot effect supported by a graphene monolayer is investigated theoretically when surface plasmon polaritons (SPPs) are excited on the graphene. The Talbot effect distance is studied by varying the chemical potential,
Externí odkaz:
https://doaj.org/article/dc09d2fee8f64e66b3ed3574d91245e1