Visible-light activation of sulfite by ZnFe2O4@PANI photocatalyst for As(III) removal: The role of radicals and Fe(IV)

2021 ◽  
pp. 151940
Author(s):  
Dashi Lei ◽  
Juanqin Xue ◽  
Qiang Bi ◽  
Changbin Tang ◽  
Liang Zhang ◽  
...  
2016 ◽  
Vol 128 (45) ◽  
pp. 14291-14295 ◽  
Author(s):  
Fabio Lima ◽  
Mikhail A. Kabeshov ◽  
Duc N. Tran ◽  
Claudio Battilocchio ◽  
Joerg Sedelmeier ◽  
...  

RSC Advances ◽  
2017 ◽  
Vol 7 (63) ◽  
pp. 39859-39868 ◽  
Author(s):  
Shaofeng Shao ◽  
Yunyun Chen ◽  
Shenbei Huang ◽  
Fan Jiang ◽  
Yunfei Wang ◽  
...  

Pt/GQDs/TiO2 nanocomposite thin film-based gas sensors show tunable VOC sensing behaviour at room temperature under visible-light activation.


2016 ◽  
Vol 55 (45) ◽  
pp. 14085-14089 ◽  
Author(s):  
Fabio Lima ◽  
Mikhail A. Kabeshov ◽  
Duc N. Tran ◽  
Claudio Battilocchio ◽  
Joerg Sedelmeier ◽  
...  

Proceedings ◽  
2018 ◽  
Vol 2 (13) ◽  
pp. 834 ◽  
Author(s):  
Qomaruddin ◽  
Cristian Fàbrega ◽  
Andreas Waag ◽  
Andris Šutka ◽  
Olga Casals ◽  
...  

Gas sensors based on CaFe2O4 nanopowders, which are p–type metal oxide semiconductor (MOX), have been fabricated and assessed for ethanol gas monitoring under visible light activation at room temperature. Regardless of their inferior sensitivity compared to thermally activated counterparts, the developed sensors have shown responsive sensing behavior towards ethanol vapors confirming the ability of using visible light for sensor activation. LEDs with different wavelengths (i.e., 465–590 nm) were employed. The highest sensitivity (3.7%) was reached using green LED activation that corresponds to the band gap of CaFe2O4.


2015 ◽  
Vol 6 (4) ◽  
pp. 2323-2327 ◽  
Author(s):  
Christian Herrero ◽  
Annamaria Quaranta ◽  
Marie Sircoglou ◽  
Katell Sénéchal-David ◽  
Aurélie Baron ◽  
...  

A RuII–FeII chromophore–catalyst assembly performs the visible-light activation of a metal-bound water molecule to form a metal oxo species responsible for the oxidation of a substrate.


2006 ◽  
Vol 2006 (2) ◽  
pp. 483-488 ◽  
Author(s):  
Ajda Podgoršek ◽  
Stojan Stavber ◽  
Marko Zupan ◽  
Jernej Iskra

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