Results 1 to 10 of about 27,609 (166)
Journal of Aerospace Technology and Management, 2009 The Brazilian F-5 was submitted to avionics and weapons upgrade. This “new” aircraft has proven to be heavier and more capable. A comprehensive damage tolerance analysis is being performed to evaluate how the new mission profiles and weight distribution ...
Daniel Ferreira V. Mattos +2 more
doaj +3 more sources
Ammonia removal by natural and modified clinoptilolite [PDF]
Journal of the Serbian Chemical Society, 2022 In this study, cation exchange and acid activation processes were applied to determine the effects of different cationic compositions of clinoptilolite on ammonia adsorption properties.
Günal Aytaç, Erdoğan Burcu
doaj +1 more source
Structural Characterization of (Mg(1-x)pbxO)-NPs by Modified Pechini Method [PDF]
Engineering and Technology Journal, 2022 The structural characterization was discussed in the present paper of the pure MgO nanoparticles and the doped (Mg(1-x)pbxO) nanoparticles specimens, where (0 ≤ x ≤ 0.03). The modified Pechini method was used to prepare all the specimens. From (DTA), the
Israa Najem +2 more
doaj +1 more source
Age-hardening heat treatment behavior of as-cast Mg�Zn�Al alloys
Fracture and Structural Integrity, 2021 Magnesium alloys have generated renewed interest as a light alloys; replacing some conventional structural materials for weight reduction in applications like aerospace, automotive and electronics industries.
H. S. Patil, D. C. Patel
doaj +1 more source
Magnetic properties and nanocrystallization behavior of Co-based amorphous alloy
Фізика і хімія твердого тіла, 2023 The magnetic properties of the amorphous Co57Fe5Ni10Si11B17 alloy have been studied by a vibrating sample magnetometer. The temperature dependence of saturation magnetization was measured and the Curie point and crystallization onset temperature were ...
Yu. Nykyruy +4 more
doaj +1 more source
An EBSD Study on Crystallization of CaO-MgO-Al2O3-SiO2 (CMAS) Glass
Gazi Üniversitesi Fen Bilimleri Dergisi, 2022 In this study, heat treatment was applied to the CMAS parent glass produced using brucite with calcite, kaolin, ulexite natural raw materials and commercial MgF2, considering the DTA measurements.
SİNEM BAŞKUT +3 more
doaj +1 more source
Synthesis of bulk crystals and thin films of the ferromagnetic MnSb
Конденсированные среды и межфазные границы, 2021 High-temperature ferromagnets are widely used on a practical level. Based on them, magnetic memory for computers and various types of magnetic field sensors are created.
Muhammadyusuf Jaloliddinzoda +5 more
doaj +1 more source
The thermophysical properties of primary phase in lithium germanium phosphate glass [PDF]
Science of Sintering, 2021 The selected lithium germanium-phosphate glass was prepared by a conventional melt-quenching technique. The XRD method was employed to confirm the glass was obtained and to reveal crystalline phases during heat treatment.
Matijašević Srđan D. +6 more
doaj +1 more source
The Effect of Successive Stages of the Melting Process on the Nucleation of Ductile Cast Iron [PDF]
Archives of Foundry Engineering, 2023 The article discusses issues related to the melting of grey and ductile cast iron in terms of metallurgical quality. The derivative and thermal analysis (DTA) was used to assess this quality.
J. Kołakowski +6 more
doaj +1 more source
The analysis of the nucleation process of the lithium germanium phosphate glass [PDF]
Science of Sintering, 2022 The nucleation process of lithium germanium-phosphate glass was studied to determine the temperature range of nucleation and the temperature of the maximum nucleation rate.
Matijašević Srđan D. +6 more
doaj +1 more source