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Fatma Barood, Mohd Mustafa Awang Kechik, Tan Sin Tee, Chen Soo Kien, Lim Kean Pah, Kai Jeat Hong, Abdul Halim Shaari, Hussein Baqiah, Muhammad Khalis Abdul Karim, Muhammad Kashfi Shabdin, Khairul Khaizi Mohd Shariff, Azhan Hashim, Nurbaisyatul Ermiza Suhaimi and Muralidhar Miryala
This article reports the effect of a nanoscale addition of TiO2 on the structure and superconducting parameters of the high-temperature superconductor YBa2Cu3O7-d (Y123). Polycrystalline compounds of Y123 with different percentages of TiO2, x = 0.0, 0.2,...
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Tania L. Alcázar-Medina, Isaías Chairez-Hernández, Ana A. Lemus-Santana, Cynthia M. Núñez-Núñez and José B. Proal-Nájera
Over the years, there has been an increase in the consumption of drugs, particularly antibiotics. Amoxicillin (AMX) is considered one of the most widely used antibiotics, causing resistance in microorganisms in the ecosystem where it is found. Additional...
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Lukas Bastakys, Liutauras Marcinauskas, Mindaugas Milie?ka, Matas Grigaliunas, Sebastjan Matkovic and Mindaugas Aikas
Cr2O3 and Cr2O3?SiO2-TiO2 coatings are deposited on P265GH steel using atmospheric plasma spraying. The influence of silicon oxide?titanium oxide addition on the surface morphology of the coatings, phase composition and tribological properties under non-...
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Zhiheng Zhang, Junlei Tang, Yingying Wang, Hu Wang, Bernard Normand and Yu Zuo
Pd-Ni/TiO2 composite coatings were elaborated on 316L stainless steel by an electrodeposition method. The specimens were obtained from an electrolytic bath that contained various contents (5, 10, and 15 g L−1) of nanosized TiO2 particles. X-ray dif...
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Harish Phattepur, Gowrishankar Bychapur Siddaiah, Nagaraju Ganganagappa
Pág. 85 - 95
A sol-gel method was employed to synthesise pure titanium dioxide (TiO2) and surfactant assisted TiO2 nanoparticles (NPs). The effect of novel surfactant viz., Lauryl lactyl lactate on photocatalytic properties of TiO2 was studied. TiO2 NPs were characte...
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Yajun An, Weiqiang Li, Li Zhu, Jingjing Lu and Xianyang Liu
Glass/ceramic composite coatings were prepared on 40Cr steel matrix by thermo-chemical reaction with fly ash and a small amount of SiO2, Al2O3, MgO, and albite as main raw materials. On this basis, adding 10% Al-TiO2-B2O3 exothermic system, the morpholog...
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Rosa Maria Cripa Moreno, Ricardo Cardoso de Oliveira, Sueli Teresa Davantel de Barros
Pág. 413 - 419
This study accomplished a comparison between microfiltration and addition of coagulating agents to clarify sugar cane juice. Microfiltration tests were carried out using ceramic tubular membranes made with TiO2/a-Al2O3, with pore diameter of 0.2; 0.4 and...
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Jong-Won Lee and Cheolmin Baek
Nitrogen oxide (NOx), emitted at the highest rate among automobile exhaust gases, is the main cause of air pollution, and various construction technologies are being developed to reduce NOx emissions. In this study, the NOx reduction effect of surface tr...
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Tutuk Djoko Kusworo, Widayat Widayat, Dani Puji Utomo
Pág. 304 - 319
The application of membranes for clove oil purification has the potential to improve the efficiency and effectiveness of processing. The main problem that occurs is the polymer-based membranes tend to change in properties such as weakening, dissolvi...
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Alexey Prosviryakov and Andrey Bazlov
In this work, we studied the effect of thermal exposure on the microstructure and mechanical properties of an Al-5 wt.% TiO2 composite material with additions of 5 wt.% Cu and 2 wt.% stearic acid as a process control agent (PCA), obtained by mechanical a...
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Thomas K. Monsees, Funda Ak Azem, Cosmin Mihai Cotrut, Mariana Braic, Radwan Abdulgader, Iulian Pana, Isil Birlik, Adrian Kiss, Robin Booysen and Alina Vladescu
This study aims to analyze hydroxyapatite (HAP) coatings enriched with Mg and Ti prepared by a magnetron sputtering technique on Ti6Al4V substrate. For preparation of the coatings, three magnetron targets (HAP, MgO and TiO2) were simultaneously co-worked...
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M. R. Karimi Estahbanati, Thuy-Dung Vu, Trong-On Do, Zahra Nayernia and Maria C. Iliuta
The development of novel and active photocatalysts to industrialize photocatalysis technology is still a challenging task. In this work, a novel method is presented to prepare TiO2/SiO2 NSs by covering SiO2 nanospheres (NSs) with titanate-nanodiscs (TNDs...
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Laura Khamkhash, Svetlana Em, Anara Molkenova, Yoon-Hwae Hwang and Timur Sh. Atabaev
The use of thin films consisting of TiO2 and reduced graphene oxide (TiO2?rGO) in solar harnessing devices is gaining momentum thanks to improved charge-transporting characteristics. In this report, we propose a facile spin-coating methodology for the de...
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Lanfang Hu, Ziyi Feng, Yongxiang Yu and Huaiying Yao
Metal oxide nanoparticles (NPs) have been widely used in industrial and agricultural production and introduced into soils. The impact of these nanoparticles on soil nitrous oxide (N2O) emission is unclear. We conducted a microcosm experiment to investiga...
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Popa Dorin, Prodan Doina, Varvara Simona, Popa Maria, Cuc Stanca, Sarosi Codruta, Moldovan Marioara, Ivan Raluca and Ene Razvan
In this experimental study, the mechanical and adhesion properties of several hydraulic lime mortars incorporating graphene oxide (GO)-based nanomaterials were evaluated. Four different composite mortar samples were prepared by adding different percentag...
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Jeongwoo Park, Neung Kyung Yu, Donghak Jang, Eunae Jung, Hyunsik Noh, Jiwon Moon, Deoksin Kil and Bonggeun Shong
Various processes based on atomic layer deposition (ALD) have been reported for growing Ti-based thin films such as TiN and TiO2. To improve the uniformity and conformity of thin films grown via ALD, fundamental understanding of the precursor?substrate s...
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Yingchao Du, Xiaomeng Zhang, Lianqi Wei, Bo Yu, Daqing Ma and Shufeng Ye
Protective coatings have received considerable attention for the surface treatment of devices. Herein, in situ grown nanoparticles, TiO2 on Ti3C2Tx sheets (TiO2/Ti3C2Tx), are prepared by a simple hydrothermal oxidation method possessing the layer structu...
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Zeinab Abdel Hamid, Mona Hasan Gomaa, Sayed S. Abdel Rehim, Maamoun Abdel Hamid and Ahmed Ibrahim
Polyaniline (PANI) thin films incorporated with TiO2 or ZnO nanoparticles were synthesized via an electrochemical polymerization technique. Cyclic voltammetry (CV) was used to synthesize PANI from a strongly acidic medium (0.5 M H2SO4). The effects of di...
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Gorana Petkovic, Marina Vukoje, Josip Bota and Suzana Pasanec Preprotic
Post press processes include various types of bonding and adhesives, depending upon the nature of adherends, the end use performance requirements and the adhesive bonding processes. Polyvinyl acetate (PVAc) adhesive is a widely used adhesive in the graph...
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Chijia Wang, Huaiyuan Wang, Yue Hu, Zhanjian Liu, Chongjiang Lv, Yanji Zhu and Ningzhong Bao
A novel multi-functional carrier of mesoporous titanium dioxide whiskers (TiO2(w)) modified by ethylenediamine tetra (methylene phosphonic acid) (EDTMPA) and imidazoline was devised in epoxy coating to improve the anti-corrosion and scale inhibition prop...
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