scholarly journals Polyaniline–single walled carbon nanotube composite – a photocatalyst to degrade rose bengal and methyl orange dyes under visible-light illumination

RSC Advances ◽  
2017 ◽  
Vol 7 (58) ◽  
pp. 36403-36415 ◽  
Author(s):  
Mukulika Jana Chatterjee ◽  
Amrita Ghosh ◽  
Anup Mondal ◽  
Dipali Banerjee

PANI–SWCNT composites with varying SWCNT content were synthesized, investigated and compared with PANI as photocatalysts under visible light irradiation towards the degradation of Rose Bengal (RB) and Methyl Orange (MO) dyes.

2015 ◽  
Vol 3 (12) ◽  
pp. 6258-6264 ◽  
Author(s):  
Jingpei Huo ◽  
Heping Zeng

Composite 6 (2.0 wt% C60) is an efficient and fully recyclable catalyst for photocatalytic H2 production (7.39 mmol h−1 g−1) under visible light illumination.


2018 ◽  
Vol 54 (86) ◽  
pp. 12194-12197 ◽  
Author(s):  
Bao Zhang ◽  
Xiaojing Yang ◽  
Jun Li ◽  
Gang Cheng

Pt/Bi2MoO6 nanoplates are efficient photocatalysts for the selective oxidation of saturated C–H bonds in alkyl aromatics under visible light illumination using O2 as an oxidant.


2021 ◽  
Vol 7 (2) ◽  
pp. 129-141
Author(s):  
Adawiah Adawiah ◽  
Muhammad Derry Luthfi Yudhi ◽  
Agustino Zulys

The yttrium based metal-organic framework (MOF) Y-PTC was synthesized by the solvothermal method using perylene as the linker and yttrium as metal ion. This study aims to assess the photocatalytic activity of yttrium-perylenetetracarboxylate (Y-PTC) metal-organic framework (MOF) toward methylene blue and methyl orange under visible light irradiation. The results of the FTIR analysis showed that Y-PTC MOF had a different structure and composition from its precursor (Na4PTC). The Y-PTC MOF has a bandgap energy value of 2.20 eV with a surface area of 47.7487 m2/g. The SEM-EDS analysis showed an elemental composition of yttrium, carbon, and oxygen, were 6.9%, 72.1% and 20.7%, respectively. Furthermore, Y-PTC MOF was able to adsorb dyes at the optimum by 78.10% and 35.57% toward methylene blue (MB) and methyl orange (MO) at the dispersion period of 60 mins. Y-PTC MOF exhibited photocatalytic activity towards the degradation of methylene blue and methyl orange under visible light irradiation. The addition of H2O2 inhibited Y-PTC photocatalytic activity towards MO degradation from 50.89% to 26.38%. In contrast to MO, the addition of H2O2 had a positive effect on MB, which increased the degradation from 87.56% to 91.65%. Therefore, Y-PTC MOF possessed the potential of a photocatalyst material in dyes degradation under visible light irradiation.


2020 ◽  
Vol 275 ◽  
pp. 128167
Author(s):  
G. Palanisamy ◽  
Ba-Son Nguyen ◽  
Vu-Quynh Nguyen ◽  
Van-Huy Nguyen ◽  
K. Bhuvaneswari ◽  
...  

2016 ◽  
Vol 77 ◽  
pp. 291-299 ◽  
Author(s):  
Jin Luo ◽  
Xiaosong Zhou ◽  
Lin Ma ◽  
Xuyao Xu ◽  
Jingxia Wu ◽  
...  

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