Ferroelectric polarization-enhanced charge separation in quantum dots sensitized semiconductor hybrid for photoelectrochemical hydrogen production

Nano Energy ◽  
2021 ◽  
Vol 81 ◽  
pp. 105626
Author(s):  
Min Zhang ◽  
Faying Li ◽  
Daniele Benetti ◽  
Riad Nechache ◽  
Qin Wei ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Hydrogen Production ◽  
Charge Separation ◽  
Ferroelectric Polarization ◽  
Photoelectrochemical Hydrogen Production

Integrating PbS Quantum Dots with Hematite for Efficient Photoelectrochemical Hydrogen Production

2019 ◽  
Vol 216 (7) ◽  
pp. 1800839
Author(s):  
Ashi Ikram ◽  
Sahab Dass ◽  
Rohit Shrivastav ◽  
Vibha R. Satsangi
Keyword(s):  
Quantum Dots ◽  
Hydrogen Production ◽  
Photoelectrochemical Hydrogen Production ◽  
Pbs Quantum Dots

Black phosphorus quantum dots facilitate carrier separation for enhancing hydrogen production over hierarchical Cu7S4/ZnIn2S4 composites

2020 ◽  
Vol 10 (4) ◽  
pp. 1030-1039 ◽  
Author(s):  
Quan Zhang ◽  
Juhua Zhang ◽  
Lu Zhang ◽  
Fengli Yang ◽  
Lingfeng Li ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Hydrogen Production ◽  
Charge Separation ◽  
Black Phosphorus ◽  
Evolution Rate ◽  
Carrier Transfer ◽  
Efficient Charge ◽  
Carrier Separation ◽  
Black Phosphorus Quantum Dots

Efficient charge separation of Cu7S4/ZnIn2S4 and the carrier transfer facilitator of BPQDs are responsible for the enhanced H2 production, resulting in the H2 evolution rate of 885 μmol g−1 h−1, 6.8 times higher than that of pristine ZnIn2S4.

Heterostructured quantum dot architectures for efficient and stable photoelectrochemical hydrogen production

2018 ◽  
Vol 6 (16) ◽  
pp. 6822-6829 ◽  
Author(s):  
Rajesh Adhikari ◽  
Kaustubh Basu ◽  
Yufeng Zhou ◽  
Fiorenzo Vetrone ◽  
Dongling Ma ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Hydrogen Production ◽  
Quantum Dot ◽  
Core Shell ◽  
Solar Hydrogen ◽  
Solar Hydrogen Production ◽  
Photoelectrochemical Hydrogen Production

Heterostructured core/shell quantum dots are designed to boost performance of quantum dot sensitized photoanodes for photoelectrochemical solar hydrogen production.

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