New insight into the roles of oxygen vacancies in hematite for solar water splitting

2017 ◽  
Vol 19 (2) ◽  
pp. 1074-1082 ◽  
Author(s):  
Xin Zhao ◽  
Jianyong Feng ◽  
Shi Chen ◽  
Yizhong Huang ◽  
Tze Chien Sum ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Water Splitting ◽  
Oxygen Vacancies ◽  
Active Surface ◽  
Transfer Efficiency ◽  
Surface Species ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Insight Into

Oxygen vacancies have different impacts on the charge transfer efficiency of pristine and Ti-doped hematite through active surface species.

scholarly journals Accurate determination of the charge transfer efficiency of photoanodes for solar water splitting

2017 ◽  
Vol 19 (31) ◽  
pp. 20383-20392 ◽  
Author(s):  
Dino Klotz ◽  
Daniel A. Grave ◽  
Avner Rothschild
Keyword(s):  
Charge Transfer ◽  
Water Splitting ◽  
Accurate Determination ◽  
Surface Recombination ◽  
Transfer Efficiency ◽  
Comparison Of Methods ◽  
Solar Water ◽  
Solar Water Splitting

The charge transfer efficiency,ηt, is important to distinguish between bulk and surface recombination losses, but it is difficult to determine it accurately. We provide a comparison of methods and give recommendations, how to obtain reliable values forηt.

(Invited) Characterization of Charge Transfer and Recombination Processes at Metal Oxide Semiconductors for Solar Water Splitting

2021 ◽  
Vol MA2021-01 (39) ◽  
pp. 1251-1251
Author(s):  
Gerko Oskam ◽  
Ingrid Rodriguez Gutierrez ◽  
Manuel Rodríguez Pérez ◽  
Alberto Vega Poot ◽  
Geonel Rodriguez Gattorno ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Metal Oxide ◽  
Water Splitting ◽  
Metal Oxide Semiconductors ◽  
Oxide Semiconductors ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Recombination Processes

Insight into the influence of high temperature annealing on the onset potential of Ti-doped hematite photoanodes for solar water splitting

2018 ◽  
Vol 29 (6) ◽  
pp. 791-794 ◽  
Author(s):  
Yaodong Zhu ◽  
Qinfeng Qian ◽  
Guozheng Fan ◽  
Zhili Zhu ◽  
Xin Wang ◽  
...  
Keyword(s):  
High Temperature ◽  
Water Splitting ◽  
High Temperature Annealing ◽  
Onset Potential ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Insight Into

Regulating spatial charge transfer over intrinsically ultrathin-carbon-encapsulated photoanodes toward solar water splitting

2019 ◽  
Vol 7 (6) ◽  
pp. 2741-2753 ◽  
Author(s):  
Xiao-Cheng Dai ◽  
Ming-Hui Huang ◽  
Yu-Bing Li ◽  
Tao Li ◽  
Bei-Bei Zhang ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Water Splitting ◽  
Co Catalyst ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Spatial Charge

Ultrathin carbon encapsulation, stibnite photosensitization and Co-Pi co-catalyst decoration were synergistically integrated to regulate spatial charge transfer for solar water splitting.

Interaction-Dependent Interfacial Charge-Transfer Behavior in Solar Water-Splitting Systems

Nano Letters ◽  
2019 ◽  
Vol 19 (2) ◽  
pp. 1234-1241 ◽  
Author(s):  
Guancai Xie ◽  
Liming Guan ◽  
Linjuan Zhang ◽  
Beidou Guo ◽  
Aisha Batool ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Water Splitting ◽  
Interfacial Charge Transfer ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Transfer Behavior ◽  
Interfacial Charge

scholarly journals Activating the surface and bulk of hematite photoanodes to improve solar water splitting

2019 ◽  
Vol 10 (44) ◽  
pp. 10436-10444 ◽  
Author(s):  
Hemin Zhang ◽  
Jong Hyun Park ◽  
Woo Jin Byun ◽  
Myoung Hoon Song ◽  
Jae Sung Lee
Keyword(s):  
Water Splitting ◽  
Oxygen Vacancies ◽  
Surface Passivation ◽  
Photoelectrochemical Water Splitting ◽  
Electrochemical Activation ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Waking Up

Waking up the hematite lion: a simple electrochemical activation treatment leads to surface passivation outside and generation of oxygen vacancies inside, which greatly enhances photoelectrochemical water splitting.

Ultrathin NiCo2O4 nanosheets with dual-metal active sites for enhanced solar water splitting of a BiVO4 photoanode

2019 ◽  
Vol 7 (39) ◽  
pp. 22274-22278 ◽  
Author(s):  
Chenchen Feng ◽  
Qi Zhou ◽  
Bin Zheng ◽  
Xiang Cheng ◽  
Yajun Zhang ◽  
...  
Keyword(s):  
Water Splitting ◽  
Water Oxidation ◽  
Active Sites ◽  
Oxygen Vacancies ◽  
Solar Water ◽  
Solar Water Splitting ◽  
Highly Efficient ◽  
Dual Metal ◽  
Nico2o4 Nanosheets ◽  
First Time

Spinel-structured NiCo2O4 nanosheets with dual-metal active sites, an ultrathin structure, and abundant oxygen vacancies were decorated for the first time on a BiVO4 photoanode for highly efficient PEC water oxidation.

Oxygen Vacancies Engineering of Iron Oxides Films for Solar Water Splitting

2016 ◽  
Vol 120 (14) ◽  
pp. 7482-7490 ◽  
Author(s):  
Maxime Rioult ◽  
Dana Stanescu ◽  
Emiliano Fonda ◽  
Antoine Barbier ◽  
Hélène Magnan
Keyword(s):  
Water Splitting ◽  
Iron Oxides ◽  
Oxygen Vacancies ◽  
Solar Water ◽  
Solar Water Splitting

Guiding charge transfer kinetics into cocatalyst for efficient solar water splitting

2019 ◽  
Vol 307 ◽  
pp. 43-50 ◽  
Author(s):  
Lin Yang ◽  
Yuli Xiong ◽  
Peng Xiao ◽  
Yunhuai Zhang
Keyword(s):  
Charge Transfer ◽  
Water Splitting ◽  
Solar Water ◽  
Solar Water Splitting
Sign in / Sign up

Export Citation Format

Share Document