Fe from IOT (Mariana, Brazil) and Co from spent LiBs |
inorganic acid leaching using HNO3 and HCl from wastes followed by sol-gel synthesis |
methylene blue |
pH 3.0 50 mL de dye solution (30 mg L−1 of dye) 0.03 mol L−1 of H2O2 20.0 mg catalyst |
solar radiation |
98.1% in 60 min |
51.9 ± 1.3 |
this article |
Fe from IOT (Odisha, India) and Co from LiBs recycled |
inorganic acid leaching using HCl and H2SO4 from the tailings, recovery of Co by precipitation with Na252O8 followed by synthesis by coprecipitation using urea |
Congo red |
pH ca. 6.3 ± 0.1 100 mL de dye solution (10-40 mg L−1 of dye) 0.05-0.2 g catalyst |
visible light (high pressure mercury lamp (125 W) and ultrasonic power (20 KHz and 150 W power) |
85.6 and 87.4% in 180 min |
41.2 |
2626 Behura, R.; Sakthivel, R.; Das, N.; Powder Technol. 2021, 386, 519. [Crossref] Crossref...
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Fe from analytical grade commercial reagents and Co from spent LiBs |
inorganic acid leaching of LiBs using HNO3 and H2O2, followed by coprecipitation synthesis using NH4OH |
methylene blue |
pH 3.0 17 mL of dye solution (4.8 mg L−1 of dye) 8.0 mL of 3% H2O2 (v/v) 30.0 mg catalyst |
irradiation in cabin using UV light (20 W) |
87.7% in 420 min |
18.5 |
4848 Moura, M. N.; Barrada, R. V.; Almeida, J. R.; Moreira, T. F. M.; Schettino, M. A.; Freitas, J. C. C.; Ferreira, S. A. D.; Lelis, M. F. F.; Freitas, M. B. J. G.; Chemosphere 2017, 182, 339. [Crossref] Crossref...
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Fe and Co from analytical grade commercial reagents |
dissolution of Fe(NO3)2∙6H2O and Co(NO3)2∙6H2O reagents, followed by synthesis by coprecipitation using NH4OH |
methylene blue |
pH 3.0 17 mL of dye solution (4.8 mg L−1 of dye) 8.0 mL of 3% H2O2 (v/v) 30.0 mg catalyst |
irradiation in cabin using UV light (20 W) |
87.3% in 420 min |
18.4 |
4848 Moura, M. N.; Barrada, R. V.; Almeida, J. R.; Moreira, T. F. M.; Schettino, M. A.; Freitas, J. C. C.; Ferreira, S. A. D.; Lelis, M. F. F.; Freitas, M. B. J. G.; Chemosphere 2017, 182, 339. [Crossref] Crossref...
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Fe and Co from analytical grade commercial reagents |
dissolution of FeCl3·6H2O and CoCl2·6H2O, followed by synthesis of the modified solvothermal using NaOH |
methylene blue |
pH not informed 50 mL of dye solution (10 mg L−1 of dye) 5.0 mM H2O2 0.01 g L−1 catalyst |
solar light simulator |
80% in 140 min |
15.0 |
5555 Kalam, A.; Al-Sehemi, A. G.; Assiri, M.; Du, G.; Ahmad, T.; Ahmad, I.; Pannipara, M.; Results Phys. 2018, 8, 1046. [Crossref] Crossref...
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Fe and Co from analytical grade commercial reagents |
dissolution of Fe(NO3)2∙6H2O and Co(NO3)2∙6H2O reagents, followed by synthesis by chemical precipitation using NaOH |
methylene blue |
pH 3.0 50 mg L−1 of dye solution 25 mM H2O2 0.25 g L−1 catalyst |
near UV radiation using visible light with a high-pressure mercury lamp (165 W) |
99.75% in 300 min |
5.84 |
7777 Uzunoğlu, D.; Ergüt, M.; Karacabey, P.; Özer, A.; Desalin. Water Treat. 2019, 172, 96. [Crossref] Crossref...
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Fe and Co from analytical grade commercial reagents |
dissolution of Fe(NO3)2∙6H2O and Co(NO3)2∙6H2O reagents, followed by hydrothermal synthesis using NaOH |
methylene blue |
pH 5.0 100 mL dye solution (10 mg L−1 of dye) 12 mM of oxidant 10 mg L−1 of catalyst |
digital chamber equipped with ultraviolet irradiations (18 W) |
99% in 60 min |
15.4 |
8181 Nadeem, N.; Yaseen, M.; Rehan, Z. A.; Zahid, M.; Shakoor, R. A.; Jilani, A.; Iqbal, J.; Rasul, S.; Shahid, I.; Environ. Res. 2022, 206, 112280. [Crossref] Crossref...
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