Fabrication of electrochemically nonporous NiO–ZnO/TiO2 nanotubes/Ti plates for photocatalytic disinfection of microbiological pollutants

2019 ◽  
Vol 16 (6) ◽  
pp. 1207-1215 ◽  
Author(s):  
Neda Mohaghegh ◽  
Masoud Faraji ◽  
Amir Abedini
Keyword(s):  
Tio2 Nanotubes ◽  
Photocatalytic Disinfection ◽  
Microbiological Pollutants

scholarly journals Electrochemical Enhancement of Photocatalytic Disinfection on Aligned TiO2 and Nitrogen Doped TiO2 Nanotubes

Molecules ◽  
2017 ◽  
Vol 22 (5) ◽  
pp. 704 ◽  
Author(s):  
Cristina Pablos ◽  
Javier Marugán ◽  
Rafael van Grieken ◽  
Patrick Dunlop ◽  
Jeremy Hamilton ◽  
...  
Keyword(s):  
Tio2 Nanotubes ◽  
Doped Tio2 ◽  
Nitrogen Doped ◽  
Photocatalytic Disinfection

Drug Delivery Systems Based on Titania Nanotubes and Active Agents for Enhanced Osseointegration of Bone Implants

2020 ◽  
Vol 27 (6) ◽  
pp. 854-902 ◽  
Author(s):  
Raluca Ion ◽  
Madalina Georgiana Necula ◽  
Anca Mazare ◽  
Valentina Mitran ◽  
Patricia Neacsu ◽  
...  
Keyword(s):  
Drug Delivery ◽  
Tio2 Nanotubes ◽  
Therapeutic Agent ◽  
Bone Defects ◽  
Delivery Systems ◽  
Antimicrobial Compounds ◽  
Bone Implant ◽  
Bioactive Agents ◽  
Localized Drug Delivery ◽  
Regeneration Of Bone

TiO2 nanotubes (TNTs) are attractive nanostructures for localized drug delivery. Owing to their excellent biocompatibility and physicochemical properties, numerous functionalizations of TNTs have been attempted for their use as therapeutic agent delivery platforms. In this review, we discuss the current advances in the applications of TNT-based delivery systems with an emphasis on the various functionalizations of TNTs for enhancing osteogenesis at the bone-implant interface and for preventing implant-related infection. Innovation of therapies for enhancing osteogenesis still represents a critical challenge in regeneration of bone defects. The overall concept focuses on the use of osteoconductive materials in combination with the use of osteoinductive or osteopromotive factors. In this context, we highlight the strategies for improving the functionality of TNTs, using five classes of bioactive agents: growth factors (GFs), statins, plant derived molecules, inorganic therapeutic ions/nanoparticles (NPs) and antimicrobial compounds.

scholarly journals TiO2 nanotubes regulate histone acetylation through F-actin to induce the osteogenic differentiation of BMSCs

2021 ◽  
Vol 49 (1) ◽  
pp. 398-406
Author(s):  
Yanchang Liu ◽  
Zhicheng Tong ◽  
Chen Wang ◽  
Runzhi Xia ◽  
Huiwu Li ◽  
...  
Keyword(s):  
Osteogenic Differentiation ◽  
Histone Acetylation ◽  
Tio2 Nanotubes

Direct soldering of TiO2 nanotubes in air by ultrasonic vibration

2021 ◽  
Author(s):  
Yao Wang ◽  
Yuanxing Li ◽  
Xin Shi ◽  
Xiangbo Zheng ◽  
Zongtao Zhu ◽  
...  
Keyword(s):  
Ultrasonic Vibration ◽  
Tio2 Nanotubes

scholarly journals TiO2 Nanotubes Architectures for Solar Energy Conversion

Coatings ◽  
2021 ◽  
Vol 11 (8) ◽  
pp. 931
Author(s):  
Yin Xu ◽  
Giovanni Zangari
Keyword(s):  
Solar Energy ◽  
Tio2 Nanotubes ◽  
Fossil Fuels ◽  
Photovoltaic Effect ◽  
Electric Energy ◽  
Chemical Species ◽  
Electrochemical Anodization ◽  
Science And Engineering ◽  
Electric Energy Storage ◽  
The Usa

Electromagnetic light from the Sun is the largest source, and the cleanest energy available to us; extensive efforts have been dedicated to developing science and engineering solutions in order to avoid the use of fossil fuels. Solar energy transforms photons into electricity via the photovoltaic effect, generating about 20 GW of energy in the USA in 2020, sufficient to power about 17 million households. However, sunlight is erratic, and technologies to store electric energy storage are unwieldy and relatively expensive. A better solution to store energy and to deliver this energy on demand is storage in chemical bonds: synthesizing fuels such as H2, methane, ethanol, and other chemical species. In this review paper we focus on titania (TiO2) nanotubes grown through electrochemical anodization and various modifications made to them to enhance conversion efficiency; these semiconductors will be used to implement the synthesis of H2 through water splitting. This document reviews selected research efforts on TiO2 that are ongoing in our group in the context of the current efforts worldwide. In addition, this manuscript is enriched by discussing the latest novelties in this field.

Anodic synthesis of TiO2 nanotubes by step-up voltages

2021 ◽  
pp. 002199832110237
Author(s):  
V Sivaprakash ◽  
R Narayanan
Keyword(s):  
Corrosion Resistance ◽  
Tio2 Nanotubes ◽  
Biomedical Applications ◽  
Phase Changes ◽  
Electrochemical Anodization ◽  
Corrosion Resistant ◽  
Anodization Process ◽  
Anodic Synthesis ◽  
Input Potential

Fabrication of TiO2 nanotubes (NTs) has extensive application properties due to their high corrosion resistant and compatibility with biomedical applications, the synthesis of TiO2 nanotubes over titanium has drawn interest in various fields. The synthesis of TiO2 NTs using novel in-situ step-up voltage conditions in the electrochemical anodization process is recorded in this work. For manufacturing the NTs at 1 hour of anodization, the input potential of 30, 40 and 50 V was selected. With increasing step-up voltage during the anodization process, an improvement in the NTs was observed, favoring corrosion resistance properties. The surface of NTs enhances the structure of the ribs, raising the potential for feedback over time. XRD was used to analyze phase changes, and HR-SEM analyzed surface topography. Impedance tests found that longer NTs improved the corrosion resistance.

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