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Mohammed M. Al Moaleem, Hafiz A. Adawi, Khalaf F. Alsharif, Hassan A. Alhazmi, Faris A. Alshahrani, Ramzi M. Abu Hadi, Recep Kara, Hussam M. Muyidi, Asaad Khalid, Abdulrahman M. Asiri, Ahmed H. Huraysi, Jabbar A. Khubrani, Shilpa Bhandi and Shankargouda Patil
WHO estimates that the global number of tobacco users exceeds 1.3 billion people. Few studies have examined the effect of locally made smokeless tobacco (ST) products on the color changes of material used in dental prosthetics. Bearing the recent advance...
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Rudzani A Sigwadi, Sipho E Mavundla, Nosipho Moloto, Touhami Mokrani
Zirconia nanoparticles were prepared by the precipitation and ageing methods. The precipitation method was performed by adding ammonium solution to the aqueous solution of zirconium chloride at room temperature. The ageing method was performed by leaving...
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Hun Kim, Yang-Ho Lee, Nam-Kwon Kim and Inn-Kyu Kang
Zirconia, with its excellent mechanical strength and esthetics, has a growing potential for applications in dentistry and orthopedics. However, in order for zirconia to have a high affinity with bone tissue, the bioactivity of the surface must be further...
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Sholpan G. Giniyatova, Rafael I. Shakirzyanov, Yuriy A. Garanin, Nurzhan A. Sailaukhanov, Artem L. Kozlovskiy, Natalia O. Volodina, Dmitriy I. Shlimas and Daryn B. Borgekov
Ceramics based on zirconium dioxide are very important compounds for dental, implant, and structural material applications. Despite the fact that tetragonally stabilized YSZ has been well studied, the search for new compositions of zirconia-based ceramic...
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C. G. Moura, H. Dinis, O. Carvalho, P. M. Mendes, R. M. Nascimento and F. S. Silva
The use of Yttria-stabilized tetragonal zirconia polycrystals (Y-TZP) in medicine has rapidly expanded over the past decade, driven by its advantageous properties, showing potential to overcome titanium alloy in implant fabrication. The release of metal ...
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Roman Gr. Maev, Jimi Tjong, Eugene Leshchinsky, Mircea Pantea and Volf Leshchynsky
Yttrium-stabilized zirconia thermal barrier coatings (TBCs) of combustion chambers and piston crowns are used most frequently to increase the chamber temperature and the internal combustion engine efficiency. The development of multilayer metal matrix co...
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Juan Carlos Martínez-Munuera, Javier A. Giménez-Mañogil, Roberto Matarrese, Lidia Castoldi and Avelina García-García
Ceria-based catalysts, with Cu in substitution of noble metals, were studied in a vertical microreactor system under isothermal conditions, where NOx was previously stored, followed by the reduction step conducted under H2. The possible remaining ad-NOx ...
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Chae-Young Lee, Sujin Lee, Jang-Hoon Ha, Jongman Lee, In-Hyuck Song and Kyoung-Seok Moon
Ceramic Membranes.
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Vladimir Paygin, Edgar Dvilis, Sergey Stepanov, Oleg Khasanov, Damir Valiev, Timofei Alishin, Maurizio Ferrari, Alessandro Chiasera, Vyacheslav Mali and Alexander Anisimov
The efficiency of using the collector pressing scheme in the Spark Plasma Sintering (SPS) process has been confirmed in improving the optical, physical, and mechanical properties of yttria-stabilized zirconia (YSZ) ceramics with an increased shape factor...
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Francesco Enrichi, Elti Cattaruzza, Tiziano Finotto, Pietro Riello, Giancarlo C. Righini, Enrico Trave and Alberto Vomiero
downshifting layers for silicon solar cells, NIR emitting devices and lasers.
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Sung-Min Kwon, Young Kyung Kim and Tae-Yub Kwon
The purpose of this in vitro study was to evaluate the influence of mechanical load cycling (MLC), which simulated mastication, alone or combined with thermal cycling (TC), on the resin shear bond strength (SBS) to zirconia. Two resin cements (Panavia F2...
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Kinga Grzech-Lesniak, Sompop Bencharit, Lenart Skrjanc, Domen Kanduti, Jacek Matys and Janina Golob Deeb
This work demonstrates that an erbium-doped yttrium aluminum garnet laser (Er:YAG). laser can be used as a non-invasive crown retrieval tool for common all-ceramic crowns. The type of all-ceramic material has a significant impact on crown removal time. H...
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Lei Zhang, Yu Wang, Wei Fan, Yuan Gao, Yiwen Sun and Yu Bai
The initiation and propagation of cracks are crucial to the reliability and stability of thermal barrier coatings (TBCs). It is important and necessary to develop an effective method for the prediction of the crack propagation behavior of TBCs. In this s...
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Sara Lopez de Armentia, Mariola Pantoja, Juana Abenojar and Miguel Angel Martinez
Silane-based coatings with nanoparticles have been widely used in applications related to surface protection. Between them, the improvement of corrosion resistance by increasing the hydrophobicity is one of the main research goals. However, most coatings...
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Fenik K. Muhammed, Sarah Pollington, Xudong Sun, Adil O. Abdullah and Yi Liu
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Lina Zhao, Zhi Zhang, Yugang Duan, Hong Cui and Yong Gao
Yttria-stabilized zirconia (YSZ) hollow sphere (HS) powder is a novel potential feedstock material for the plasma spraying of next generation advanced thermal barrier coatings with low thermal conductivity and high sintering resistibility. In this study,...
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Yanqiu Xiao, Erzhou Ren, Mingyang Hu and Kun Liu
The present study aims to elaborate particle in-flight behavior during plasma spraying and its significance in determining the microstructure and mechanical properties of plasma sprayed yttria partially stabilized zirconia (YSZ) thermal barrier coatings ...
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Dapeng Zhou, Olivier Guillon and Robert Vaßen
The axial injection of the suspension in the atmospheric plasma spraying process (here called axial suspension plasma spraying) is an attractive and advanced thermal spraying technology especially for the deposition of thermal barrier coatings (TBCs). It...
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Masatsugu Hirota, Chihiro Mochizuki, Mitsunobu Sato and Tohru Hayakawa
The influence of heating conditions, heating temperature, and heating time on the formation of a thin carbonate-containing hydroxyapatite (CA) film onto partially stabilized zirconia using a molecular precursor method was evaluated. The molecular precurs...
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Ningning Hu, Matiullah Khan, Yongzhe Wang, Xuemei Song, Chucheng Lin, Chengkang Chang and Yi Zeng
In this paper, the effect of microstructure on the thermal conductivity of plasma-sprayed Y2O3 stabilized ZrO2 (YSZ) thermal barrier coatings (TBCs) is investigated. Nine freestanding samples deposited on aluminum alloys are studied. Cross-section morpho...
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