T-ZnOw/ZnONP Double-Layer Composite Photoanode with One-Dimensional Low-Resistance Photoelectron Channels for High-Efficiency DSSCs

2020 ◽  
Vol 124 (8) ◽  
pp. 4408-4413 ◽  
Author(s):  
Yashuai Pang ◽  
Yang Zhang ◽  
Haiwu Zheng ◽  
Qiongzhe Yu ◽  
Xu Chen ◽  
...  
Materials ◽  
2019 ◽  
Vol 12 (2) ◽  
pp. 272 ◽  
Author(s):  
Quanzhi Chen ◽  
Weizhou Li ◽  
Kui Ling ◽  
Ruixia Yang

The aluminum–titanium (Al-Ti) double-layer composite plate is a promising composite material, but necessary surface protection was required before its application. In this paper, plasma electrolytic oxidation (PEO) was employed to fabricate a ceramic coating on the surface of a Al-Ti double-layer composite plate. To investigate the coating growth mechanism on the Al-Ti double-layer composite plate, a single-Al plate and a single-Ti plate were introduced for comparison experiments. Results showed that, the composite of Al and Ti accelerated the coating growth rate on the part-Ti portion of the composite plate, and that of the part-Al portion was decreased. Electrochemical impedance spectroscopy analysis indicated that the equivalent circuit of the Al-Ti coating was formed by connecting two different circuits in parallel. The reaction behavior revealed that the electric energy during the PEO would leak from the circuit with the weaker blocking effect, and confirmed that the electric energy distribution followed the law of low-resistance distribution. Finally, the mechanism was extended to the PEO treatment on general metal matrix composites to broaden the application theory of the technology.


Author(s):  
Zhenzhen Quan ◽  
Yao Zu ◽  
Yihan Wang ◽  
Mengjuan Zhou ◽  
Xiaohong Qin ◽  
...  

2017 ◽  
Vol 95 (3) ◽  
pp. 305-309 ◽  
Author(s):  
Haifeng Xu

We present a simple scheme of high-efficiency one-dimensional (1D) atom localization via manipulation of excited state population in a four-level inverted-Y atomic system. Because of the joint quantum interference induced by the two standing-wave fields, the 100% detecting probability of the atom in the subwavelength domain appears when the corresponding conditions are satisfied. The proposed scheme may open a promising way to achieve high-precision and high-efficiency 1D atom localization, which provides some potential applications to spatially selective single-qubit phase gate, entangling gates, and quantum error correction for quantum information processing.


2012 ◽  
Vol 36 (1_2) ◽  
pp. 42-45 ◽  
Author(s):  
V.N. Berzhansky ◽  
T.V. Mikhailova ◽  
A.V. Karavainikov ◽  
A.R. Prokopov ◽  
A.N. Shaposhnikov ◽  
...  

AIP Advances ◽  
2018 ◽  
Vol 8 (5) ◽  
pp. 056631 ◽  
Author(s):  
Shitong Mao ◽  
Hao Wang ◽  
Zhi-Hong Mao ◽  
Mingui Sun

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