Search Results - "S Agathopoulos"

Sintering effect on mechanical properties of composites of natural hydroxyapatites and titanium by Salman, S., Gunduz, O., Yilmaz, S., Öveçoğlu, M.L., Snyder, Robert L., Agathopoulos, S., Oktar, F.N.

“…This study presents the fabrication and characterization of composite materials of hydroxyapatite and Ti. Hydroxyapatite (HA) powder was obtained from bovine…”
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Fluorine-substituted hydroxyapatite scaffolds hydrothermally grown from aragonitic cuttlefish bones by Kannan, S., Rocha, J.H.G., Agathopoulos, S., Ferreira, J.M.F.

“…Porous hydroxyapatite scaffolds with different levels of fluorine substitution (46% and 85%) on the OH sites were produced via hydrothermal transformation of…”
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Structural stability, electronic and optical properties of Ni-doped 3C–SiC by first principles calculation by Dou, Yankun, Jin, Hai-bo, Cao, Maosheng, Fang, Xiaoyong, Hou, Zhiling, Li, Dan, Agathopoulos, S.

“…► The structural stability, electronic and optical properties of Ni-doped 3C–SiC are, for the first time to our knowledge, presented using the first-principles…”
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Formation of hydroxyapatite onto glasses of the CaO-MgO-SiO2 system with B2O3, Na2O, CaF2 and P2O5 additives by Agathopoulos, S, Tulyaganov, D U, Ventura, J M G, Kannan, S, Karakassides, M A, Ferreira, J M F

“…New bioactive glasses with compositions based on the CaO-MgO-SiO(2) system and additives of B(2)O(3), P(2)O(5), Na(2)O, and CaF(2) were prepared. The in vitro…”
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Structural analysis and devitrification of glasses based on the CaO-MgO-SiO2 system with B2O3, Na2O, CaF2 and P2O5 additives by AGATHOPOULOS, S, TULYAGANOV, D. U, VENTURA, J. M. G, KANNAN, S, SARANTI, A, KARAKASSIDES, M. A, FERREIRA, J. M. F

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Scaffolds for bone restoration from cuttlefish by Rocha, J.H.G., Lemos, A.F., Agathopoulos, S., Valério, P., Kannan, S., Oktar, F.N., Ferreira, J.M.F.

“…Scaffolds of pure hydroxyapatite suitable for either direct clinical use or tissue-engineering applications were successfully produced via hydrothermal…”
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Erratum - Influence of heat treatment on the microstructure and the physical and mechanical properties of dental highly translucent zirconia by K Dimitriadis, AK Sfikas, S Kamnis, P Tsolka, S Agathopoulos

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Synthesis, bioactivity and preliminary biocompatibility studies of glasses in the system CaO–MgO–SiO2–Na2O–P2O5–CaF2 by Tulyaganov, D. U., Agathopoulos, S., Valerio, P., Balamurugan, A., Saranti, A., Karakassides, M. A., Ferreira, J. M. F.

“…New compositions of bioactive glasses are proposed in the CaO–MgO–SiO 2 –Na 2 O–P 2 O 5 –CaF 2 system. Mineralization tests with immersion of the investigated…”
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Tissue engineering for post-myocardial infarction ventricular remodeling by Kolettis, T M, Vilaeti, A, Dimos, K, Tsitou, N, Agathopoulos, S

“…Myocardial tissue engineering involves the design of biomaterial scaffolds, aiming at regenerating necrotic myocardium after myocardial infarction…”
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Synthesis of glass-ceramics in the CaO-MgO-SiO2 system with B2O3, P2O5, Na2O and CaF2 additives by TULYAGANOV, D. U, AGATHOPOULOS, S, VENTURA, J. M, KARAKASSIDES, M. A, FABRICHNAYA, O, FERREIRA, J. M. F

“…Glass-ceramics based on the CaO-MgO-SiO2 system with limited amount of additives (B2O3, P2O5, Na2O and CaF2) were prepared. All the investigated compositions…”
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Incorporation of granite cutting sludge in industrial porcelain tile formulations by TORRES, P, FERNANDES, H. R, AGATHOPOULOS, S, TULYAGANOV, D. U, FERREIRA, J. M. F

“…Granite wastes in the form of sludge, obtained from the granite cutting industry, were incorporated in the batch formulations of porcelain tiles. The maximum…”
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Hydroxyapatite nano-powders produced hydrothermally from nacreous material by Lemos, A.F., Rocha, J.H.G., Quaresma, S.S.F., Kannan, S., Oktar, F.N., Agathopoulos, S., Ferreira, J.M.F.

“…Nano-powders of pure AB-type carbonated hydroxyapatite (HA) sized of ∼100 nm were successfully produced via hydrothermal transformation (HT) of milled oyster…”
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Effect of sintering temperature on mechanical and microstructural properties of bovine hydroxyapatite (BHA) by GOLLER, G, OKTAR, F. N, AGATHOPOULOS, S, TULYAGANOV, D. U, FERREIRA, J. M. F, KAYALI, E. S, PEKER, I

“…The influence of sintering temperature on densification, microstructure and the mechanical properties of bovine hydroxyapatite (BHA), produced by a calcination…”
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Hydrothermal growth of hydroxyapatite scaffolds from aragonitic cuttlefish bones by Rocha, J.H.G., Lemos, A.F., Agathopoulos, S., Kannan, S., Valério, P., Ferreira, J.M.F.

“…Scaffolds of AB‐type carbonated hydroxyapatite (HA) were successfully produced via hydrothermal transformation (HT) of aragonitic cuttlefish bones at 200°C…”
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Factors which affect the morphology of AlN particles made by self-propagating high-temperature synthesis (SHS) by Fu, R., Chen, K., Agathopoulos, S., Ferreira, J.M.F.

“…AlN was produced from Al powder via self-propagating high-temperature synthesis (SHS) at 8 and 12 MPa N 2 pressure. In the light of earlier studies, the…”
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Low temperature synthesis of anorthite based glass-ceramics via sintering and crystallization of glass-powder compacts by Marques, V.M.F., Tulyaganov, D.U., Agathopoulos, S., Gataullin, V.Kh, Kothiyal, G.P., Ferreira, J.M.F.

“…Anorthite based glass-ceramics were synthesized. The investigated glass compositions are located close to the anorthite-rich corner of the…”
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Structure of SiO₂–MgO–Na₂O glasses by FTIR, Raman and ²⁹Si MAS NMR by Silva, A.M.B, Queiroz, C.M, Agathopoulos, S, Correia, R.N, Fernandes, M.H.V, Oliveira, J.M

“…The study of SiO₂–MgO–Na₂O glasses is of particular relevance because some compositions can exhibit adequate properties for their use in biomedical…”
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Synthesis and characterization of sol–gel derived bioactive CaO–SiO2–P2O5 glasses containing magnetic nanoparticles by Baikousi, M., Agathopoulos, S., Panagiotopoulos, I., Georgoulis, A. D., Louloudi, M., Karakassides, M. A.

“…Magnetic bioglasses in the system CaO–SiO 2 –P 2 O 5 were prepared by interaction of acetic acid vapors with iron nitrate dispersed on the surface of sol–gel…”
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Influence of lithium oxide as auxiliary flux on the properties of triaxial porcelain bodies by Tulyaganov, D.U., Agathopoulos, S., Fernandes, H.R., Ferreira, J.M.F.

“…The influence of Li 2O-content on the properties of standard triaxial porcelains was investigated. Two series of porcelain formulations were produced. The…”
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Calcium phosphate formation from sea urchin - (brissus latecarinatus) via modified mechano-chemical (ultrasonic) conversion method by R. Samur, L. Ozyegin, D. Agaogullari, F. N. Oktar, S. Agathopoulos, C. Kalkandelen, I. Duman, B. Ben-Nissan

“…This study aims to produce apatite structures, such as hydroxyapatite (HA) and fluorapatite (FA), from precursor calcium phosphates of biological origin,…”
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