Probing into the double identity of Cu in bimetallic CuAg-TNTAs hot-electron device for photo-hydrogen conversion

2021 ◽  
Author(s):  
Zexin Yu ◽  
Yunlong Gao ◽  
Li-Xia Sang ◽  
Lei Lei
Keyword(s):  
Charge Separation ◽  
Tio2 Nanotube Arrays ◽  
Tio2 Nanotube ◽  
Photon Absorption ◽  
Nanotube Arrays ◽  
Hot Electron ◽  
Electron Device ◽  
Bimetallic Nanostructures

Bimetallic nanostructures have been endowed with the function of enhancing photon absorption and charge separation in photo-hydrogen conversion. Bimetallic CuAg/TiO2 nanotube arrays (TNTAs) were synthesized with the different ratio of...

Assembling γ-graphyne surrounding TiO2 nanotube arrays: An efficient p-n heterojunction for boosting photoelectrochemical water splitting

2021 ◽  
Author(s):  
Dong Qiu ◽  
Chengli He ◽  
Yuxuan Lu ◽  
Qiaodan Li ◽  
Yang Chen ◽  
...  
Keyword(s):  
Water Splitting ◽  
Charge Separation ◽  
Hydrogen Generation ◽  
Electron Injection ◽  
Tio2 Nanotube Arrays ◽  
Tio2 Nanotube ◽  
Photoelectrochemical Water Splitting ◽  
Nanotube Arrays ◽  
Injection Efficiency ◽  
Electron Injection Efficiency

Photoelectrochemical water splitting is an excellent strategy for hydrogen generation, and it is pivotal to develop photoanodes with proficient sunlight harvesting, rapid charge separation, and enhanced electron injection efficiency. In...

scholarly journals Interfacial band alignment for photocatalytic charge separation in TiO2 nanotube arrays coated with CuPt nanoparticles

2015 ◽  
Vol 17 (44) ◽  
pp. 29723-29733 ◽  
Author(s):  
Samira Farsinezhad ◽  
Himani Sharma ◽  
Karthik Shankar
Keyword(s):  
Charge Separation ◽  
Anatase Phase ◽  
Tio2 Nanotube Arrays ◽  
Band Alignment ◽  
Tio2 Nanotube ◽  
Nanotube Arrays ◽  
Schottky Type

The band-alignment at heterojunctions formed by photodepositing CuPt nanoparticles on anatase-phase TiO2 nanotubes is of the Schottky type and significantly different from heterojunctions where the CuPt nanoparticles are coated on the nanotubes by sputtering.

scholarly journals Photon Absorption Enhancement of TiO2 Nanotube Arrays Decorated with Aluminum Nanoparticles

2017 ◽  
Vol 77 (6) ◽  
pp. 153-160
Author(s):  
Shuai Zhang ◽  
Kang Du ◽  
Guohua Liu ◽  
Changping Yang ◽  
Kaiying Wang
Keyword(s):  
Tio2 Nanotube Arrays ◽  
Tio2 Nanotube ◽  
Photon Absorption ◽  
Absorption Enhancement ◽  
Nanotube Arrays ◽  
Aluminum Nanoparticles

scholarly journals Preparation of ZnO/two-layer self-doped black TiO2 nanotube arrays and their enhanced photochemical properties

RSC Advances ◽  
2021 ◽  
Vol 11 (4) ◽  
pp. 2307-2314
Author(s):  
Dengji Yu ◽  
Yunfang Zhang ◽  
Fang Wang ◽  
Jun Dai
Keyword(s):  
Electrical Conductivity ◽  
Charge Separation ◽  
Tio2 Nanotube Arrays ◽  
Tio2 Nanotube ◽  
Nanotube Arrays ◽  
Highly Efficient ◽  
Black Tio2 ◽  
Photochemical Properties

Highly efficient TiO2 photoanodes can be achieved by enhancing electrical conductivity and improving charge separation and transfer.

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