A. N. Fedorets
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View article: Composition and Technology of a Unique Bohai Bronze Mirror from Kraskino Walled Town (Southern Primorye, Russian Far East): An Interdisciplinary Study
Composition and Technology of a Unique Bohai Bronze Mirror from Kraskino Walled Town (Southern Primorye, Russian Far East): An Interdisciplinary Study Open
This paper presents the results of a comprehensive study of a bronze mirror discovered during archaeological excavations at the Kraskino Walled Town (Khasansky District, Primorsky Krai), dating to the Bohai State period (698–926 AD). This …
View article: Reactive Spark Plasma Sintering Fabrication and Thermal Stability Investigation of Mosi2 Ceramic for High Temperature Process Application
Reactive Spark Plasma Sintering Fabrication and Thermal Stability Investigation of Mosi2 Ceramic for High Temperature Process Application Open
View article: Synthetic magnetic biocomposite based on calcium silicate for targeted delivery of 5-fluorouracil
Synthetic magnetic biocomposite based on calcium silicate for targeted delivery of 5-fluorouracil Open
View article: Synthesis and investigation of sorption properties of Ca3La6(SiO4)6 biocomposite for targeted delivery of 5-fluorouracil
Synthesis and investigation of sorption properties of Ca3La6(SiO4)6 biocomposite for targeted delivery of 5-fluorouracil Open
The paper presents the synthesis of dispersed Ca3La6(SiO4)6 biocomposite material by processing calcium silicate sol with the addition of 0.1, 0.3 and 0.7 mol La3+ under hydrothermal conditions. The composition, morphology and structure of…
View article: Revisiting the Correlation Between the Valdivia and San Pedro Ceramic Complexes (Based on Technological Characteristics)
Revisiting the Correlation Between the Valdivia and San Pedro Ceramic Complexes (Based on Technological Characteristics) Open
This article presents the results of a study of ceramics associated with the Valdivia and San Pedro complexes at the Real Alto site, southwestern Ecuador. The test sample, studied in 2022, includes fragments of vessels from two morphologic…
View article: Optimization of Zn/Al Cationic Ratio in Zn-Al-Ldh for Efficient U(Vi) Adsorption
Optimization of Zn/Al Cationic Ratio in Zn-Al-Ldh for Efficient U(Vi) Adsorption Open
View article: Perovskite/Pyrochlore Composite Mineral-like Ceramic Fabrication for 90Sr/90Y Immobilization Using SPS-RS Technique
Perovskite/Pyrochlore Composite Mineral-like Ceramic Fabrication for 90Sr/90Y Immobilization Using SPS-RS Technique Open
A novel solid-phase synthetic approach was developed to produce a mineral-like composite ceramic based on strontium titanate (SrTiO3) and yttrium titanate (Y2Ti2O7) matrices for immobilizing radionuclides such as 90Sr and its daughter prod…
View article: Hybrid Sol–Gel and Spark Plasma Sintering to Produce Perovskite-like SrTiO3 Ceramics for Radioactive Waste Isolation
Hybrid Sol–Gel and Spark Plasma Sintering to Produce Perovskite-like SrTiO3 Ceramics for Radioactive Waste Isolation Open
The paper presents a reliable technology combining sol–gel synthesis and spark plasma sintering (SPS) to obtain SrTiO3 perovskite-type ceramics with excellent physicomechanical properties and hydrolytic stability for the long-term retentio…
View article: Al2O3-Phosphate Bioceramic Fabrication via Spark Plasma Sintering-Reactive Synthesis: In Vivo and Microbiological Investigation
Al2O3-Phosphate Bioceramic Fabrication via Spark Plasma Sintering-Reactive Synthesis: In Vivo and Microbiological Investigation Open
This research introduces a method to enhance the biocompatibility of bioinert Al2O3-based ceramics by incorporating calcium phosphates (hydroxyapatite (HAp) and tricalcium phosphate (TCP)) into alumina via spark plasma sintering-reactive s…
View article: An SPS-RS Technique for the Fabrication of SrMoO4 Powellite Mineral-like Ceramics for 90Sr Immobilization
An SPS-RS Technique for the Fabrication of SrMoO4 Powellite Mineral-like Ceramics for 90Sr Immobilization Open
This paper reports a method for the fabrication of mineral-like SrMoO4 ceramics with a powellite structure, which is promising for the immobilization of the high-energy 90Sr radioisotope. The reported method is based on the solid-phase “in…
View article: CaSiO3-HAp Metal-Reinforced Biocomposite Ceramics for Bone Tissue Engineering
CaSiO3-HAp Metal-Reinforced Biocomposite Ceramics for Bone Tissue Engineering Open
Reconstructive and regenerative bone surgery is based on the use of high-tech biocompatible implants needed to restore the functions of the musculoskeletal system of patients. Ti6Al4V is one of the most widely used titanium alloys for a va…
View article: Synthetic Calcium Silicate Biocomposite Based on Sea Urchin Skeleton for 5-Fluorouracil Cancer Delivery
Synthetic Calcium Silicate Biocomposite Based on Sea Urchin Skeleton for 5-Fluorouracil Cancer Delivery Open
Synthetic calcium silicates and phosphates are promising compounds for targeted drug delivery for the effective treatment of cancerous tumors, and for minimizing toxic effects on the patient’s entire body. This work presents an original sy…
View article: Hybrid Microwave Solid-Phase Synthesis of Wollastonite Based on Natural Renewable Raw Materials
Hybrid Microwave Solid-Phase Synthesis of Wollastonite Based on Natural Renewable Raw Materials Open
A method was tested to perform the solid-phase synthesis of ceramic wollastonite under hybrid microwave heating using such natural renewable raw materials as sea shells as a source of CaCO 3 with the addition of commercial SiO 2 powder. Th…
View article: Synthesis of Ti-Cu Multiphase Alloy by Spark Plasma Sintering: Mechanical and Corrosion Properties
Synthesis of Ti-Cu Multiphase Alloy by Spark Plasma Sintering: Mechanical and Corrosion Properties Open
To study the material based on the binary system Ti + Cu (50% atm), samples were produced from powders of commercially pure metals and additionally ground in a ball mill (final size about 12 µm) by spark plasma sintering. The following int…
View article: Synthesis of polycalciumphenylsiloxane and composites based on the skeleton of a sea urchin with the resulting polymer
Synthesis of polycalciumphenylsiloxane and composites based on the skeleton of a sea urchin with the resulting polymer Open
In this work, we obtained polycalciumphenylsiloxane (PCPS) by the interaction of calcium bis (acetylacetonate) with polyphenylsiloxane. The first method consisted in boiling the starting reagents in toluene for several hours; the second wa…
View article: A novel approach for rice straw agricultural waste utilization: Synthesis of solid aluminosilicate matrices for cesium immobilization
A novel approach for rice straw agricultural waste utilization: Synthesis of solid aluminosilicate matrices for cesium immobilization Open
A new approach to the use of rice straw as a difficult-to-recycle agricultural waste was proposed. Potassium aluminosilicate was obtained by spark plasma sintering as an effective material for subsequent immobilization of 137Cs into a soli…
View article: Spark Plasma Sintering of WC-Based 10wt%Co Hard Alloy: A Study of Sintering Kinetics and Solid-Phase Processes
Spark Plasma Sintering of WC-Based 10wt%Co Hard Alloy: A Study of Sintering Kinetics and Solid-Phase Processes Open
The paper describes the method for producing WC-10wt%Co hard alloy with 99.6% of the theoretical density and a Vickers hardness of ~1400 HV 0.5. Experimental data on densification dynamics, phase composition, morphology, mechanical propert…
View article: Structural Heterogeneity of an Amorphous-Nanocrystalline Alloy Fe77Cu1Si16B6 in the Nanometer Range
Structural Heterogeneity of an Amorphous-Nanocrystalline Alloy Fe77Cu1Si16B6 in the Nanometer Range Open
In this article, an alloy of the Finemet type Fe77Cu1Si16B6 obtained by quenching from a liquid state (spinning method) in the initial state is investigated. The main research methods were scanning and transmission electron microscopy. Met…
View article: Spark Plasma Sintering of Magnetic Zeolite Spent Sorbent Saturated by Cs137 Radionuclide
Spark Plasma Sintering of Magnetic Zeolite Spent Sorbent Saturated by Cs137 Radionuclide Open
View article: CaSiO3-HAp Structural Bioceramic by Sol-Gel and SPS-RS Techniques: Bacteria Test Assessment
CaSiO3-HAp Structural Bioceramic by Sol-Gel and SPS-RS Techniques: Bacteria Test Assessment Open
The article presents an original way of getting porous and mechanically strong CaSiO3-HAp ceramics, which is highly desirable for bone-ceramic implants in bone restoration surgery. The method combines wet and solid-phase approaches of inor…
View article: SPS-RS technique for solid-phase “in situ” synthesis of biocompatible ZrO<sub>2</sub> porous ceramics
SPS-RS technique for solid-phase “in situ” synthesis of biocompatible ZrO<sub>2</sub> porous ceramics Open
The prospective method of spark plasma sintering-reaction synthesis (SPS-RS) for fabrication of ceramics based on ZrO2 and biocompatible with living tissue is presented. Nanostructured ceramics has high mechanical strength (more than 400 M…