Activation and β-FeOOH modification of sepiolite in one-step hydrothermal reaction and its simulated solar light catalytic reduction of Cr(VI)

2017 ◽  
Vol 135 ◽  
pp. 547-553 ◽  
Author(s):  
Zhihui Xu ◽  
Hongmei Jiang ◽  
Yaqun Yu ◽  
Jiangyan Xu ◽  
Jianru Liang ◽  
...  
2020 ◽  
Vol 31 (22) ◽  
pp. 19657-19671
Author(s):  
Mehdi Mousavi-Kamazani ◽  
Mahboube Shirani ◽  
Farshad Beshkar ◽  
Sobhan Mortazavi-Derazkola

2014 ◽  
Vol 31 (8) ◽  
pp. 447-452 ◽  
Author(s):  
Ying Li ◽  
Chao Qin ◽  
Jing Zhang ◽  
Yeqing Lan ◽  
Lixiang Zhou

Author(s):  
Manuel Peñas-Garzón ◽  
Wael H.M. Abdelraheem ◽  
Carolina Belver ◽  
Juan J. Rodriguez ◽  
Jorge Bedia ◽  
...  

Nanomaterials ◽  
2020 ◽  
Vol 11 (1) ◽  
pp. 76
Author(s):  
Thanh-Lieu Thi Le ◽  
Lam Tan Nguyen ◽  
Hoai-Hue Nguyen ◽  
Nguyen Van Nghia ◽  
Nguyen Minh Vuong ◽  
...  

Nanostructures of titanium nitride (TiN) have recently been considered as a new class of plasmonic materials that have been utilized in many solar energy applications. This work presents the synthesis of a novel nanostructure of TiN that has a nanodonut shape from natural ilmenite ore using a low-cost and bulk method. The TiN nanodonuts exhibit strong and spectrally broad localized surface plasmon resonance absorption in the visible region centered at 560 nm, which is well suited for thermoplasmonic applications as a nanoscale heat source. The heat generation is investigated by water evaporation experiments under simulated solar light, demonstrating excellent solar light harvesting performance of the nanodonut structure.


Author(s):  
Shuang-Yang Zhao ◽  
Cheng-Xin Chen ◽  
Jie Ding ◽  
Shan-Shan Yang ◽  
Ya-Ni Zang ◽  
...  

Author(s):  
Oktay Yigit ◽  
Burak Dikici ◽  
Niyazi Ozdemir

AbstractThe hybrid coatings containing the graphene nano-sheet (GNS) and nano-hydroxyapatite (nHA) phases have been successfully synthesized on Ti6Al7Nb alloys by a one-step hydrothermal method. The hydrothermal reaction was carried out for 24 h at 200 °C. The GNS ratio has been altered as 1, 3, 5 and 7 wt.% in the coatings and, the results have compared with non- GNS containing coatings. The effect of the GNS ratio on the microstructure, hardness, and in vitro corrosion responses has been investigated in detail. The characterizations of the coatings were carried out by SEM, EDS, AFM, XRD and, FTIR. The corrosion behavior of the hybrid coatings was compared in Kokubo’s solution at 37 °C by using potentiodynamic polarization tests. The results showed that the hydroxyapatite phases were deposed on the graphene layers with nano-size nucleation with its Ca/P stoichiometric ratio. The best hydrophilicity (~52°) property has been obtained in nHA/3GNS coatings. In addition, the corrosion rates of coatings increased in the following order: nHA/3GNS < nHA/1GNS < nHA/7GNS < nHA/5GNS < only nHA.


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