An intensity-modulated photocurrent spectroscopy study of the charge carrier dynamics of WO3/BiVO4 heterojunction systems

2020 ◽  
Vol 208 ◽  
pp. 110378 ◽  
Author(s):  
Ingrid Rodríguez-Gutiérrez ◽  
Essossimna Djatoubai ◽  
Jinzhan Su ◽  
Alberto Vega-Poot ◽  
Geonel Rodríguez-Gattorno ◽  
...  
Keyword(s):  
Charge Carrier ◽  
Carrier Dynamics ◽  
Spectroscopy Study ◽  
Intensity Modulated ◽  
Charge Carrier Dynamics ◽  
Photocurrent Spectroscopy ◽  
Intensity Modulated Photocurrent Spectroscopy

scholarly journals Origin of the overall water splitting activity of Ta3N5 revealed by ultrafast transient absorption spectroscopy

2019 ◽  
Vol 10 (20) ◽  
pp. 5353-5362 ◽  
Author(s):  
Dharmapura H. K. Murthy ◽  
Hiroyuki Matsuzaki ◽  
Zheng Wang ◽  
Yohichi Suzuki ◽  
Takashi Hisatomi ◽  
...  
Keyword(s):  
Charge Carrier ◽  
Water Splitting ◽  
Absorption Spectroscopy ◽  
Transient Absorption ◽  
Carrier Dynamics ◽  
Transient Absorption Spectroscopy ◽  
Spectroscopy Study ◽  
Overall Water Splitting ◽  
Charge Carrier Dynamics ◽  
Ultrafast Transient Absorption

A detailed transient absorption spectroscopy study efficiently correlates charge carrier dynamics with the overall water splitting efficiency in Ta3N5 photocatalyst.

An intensity modulated photocurrent spectroscopy study of the role of titanium in thick hematite photoanodes

2021 ◽  
Vol 119 (7) ◽  
pp. 071602
Author(s):  
Ingrid Rodriguez-Gutierrez ◽  
Joao B. Souza Junior ◽  
Edson R. Leite ◽  
Lionel Vayssieres ◽  
Flavio L. Souza
Keyword(s):  
Spectroscopy Study ◽  
Intensity Modulated ◽  
Photocurrent Spectroscopy ◽  
Intensity Modulated Photocurrent Spectroscopy

Charge Carrier Dynamics in Nanostructured Tungsten Trioxide for Solar Driven Water Oxidation

2018 ◽  
Author(s):  
Sacha Corby ◽  
Laia Francas ◽  
Shababa Selim ◽  
Michael Sachs ◽  
Andreas Kafizas ◽  
...  
Keyword(s):  
Charge Carrier ◽  
Water Oxidation ◽  
Tungsten Trioxide ◽  
Carrier Dynamics ◽  
Charge Carrier Dynamics

scholarly journals Deciphering the role of quantum dot size in the ultrafast charge carrier dynamics at the perovskite–quantum dot interface

2020 ◽  
Vol 8 (42) ◽  
pp. 14834-14844
Author(s):  
Piotr Piatkowski ◽  
Sofia Masi ◽  
Pavel Galar ◽  
Mario Gutiérrez ◽  
Thi Tuyen Ngo ◽  
...  
Keyword(s):  
Quantum Dot ◽  
Charge Carrier ◽  
Rate Constants ◽  
Transient Absorption ◽  
Carrier Dynamics ◽  
Carrier Transfer ◽  
Charge Carrier Dynamics ◽  
Conduction Bands

Charge-carrier transfer (CT) from the perovskite host to PbS QDs were studied using fs-transient absorption and THz techniques. The CT rate constants increase with the size of QDs due to a change in the position of valence and conduction bands in PbS QDs.

scholarly journals WO3/BiVO4: impact of charge separation at the timescale of water oxidation

2019 ◽  
Vol 10 (9) ◽  
pp. 2643-2652 ◽  
Author(s):  
Shababa Selim ◽  
Laia Francàs ◽  
Miguel García-Tecedor ◽  
Sacha Corby ◽  
Chris Blackman ◽  
...  
Keyword(s):  
Charge Carrier ◽  
Water Oxidation ◽  
Charge Separation ◽  
Carrier Dynamics ◽  
Applied Bias ◽  
Charge Carrier Dynamics

Unveiling the role of applied bias on the charge carrier dynamics in the WO3/BiVO4 junction during water oxidation.

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