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Mostrando ítems 1-10 de 12
Artículo
Extension of the Classical Theory of Crystallization to Non-isothermal Regimes: Application to Nanocrystallization Processes
(Elsevier, 2012)
The non-isothermal kinetics of primary crystallization processes is studied from numerically generated curves and their predictions have been tested in several nanocrystallization processes. Single processes and transformations ...
Artículo
Crystallization behavior and magnetic properties of Cu-containing Fe- Cr- Mo- Ga- P- C- B alloys
(2006)
Multicomponent Fe65.5Cr4Mo4Ga4P12C5B5.5 amorphous alloy is known to have good soft magnetic properties combined with large glass-forming ability. Searching for a nanocrystalline structure that could improve its magnetic ...
Artículo
Glass-forming ability and crystallization behavior of Co62−xFexNb6Zr2B30Co62−xFexNb6Zr2B30 (x=0,16)(x=0,16) amorphous alloys with large supercooled liquid region.
(AIP Publishing, 2002)
The kinetics of the glass transition and the crystallization process of Co 62 2 x Fe x Nb 6 Zr 2 B 30 ( x 5 0,16) amorphous alloys with large supercooled liquid region was investigated by ...
Artículo
Refrigerant capacity of FeCrMoCuGaPCB amorphous alloys
(2006)
The magnetocaloric effect of the FeCrMoCuGaPCB alloy series, suitable for being prepared as bulk amorphous alloys, has been studied. Optimal refrigeration cycles have a cold reservoir close to room temperature. The ...
Artículo
A practical Analysis for Decelerated Growth Processes to Get Physically Meaningful Kinetic Parameters from Classical Nucleation and Growth Theory Despite of Overgrowth
(Elsevier, 2023)
We have analyzed the overgrowth problem arising in decelerated growth processes of spherical crystals in the frame of classical nucleation and growth theory developed by Kolmogorov, Johnson and Mehl, and Avrami (KJMA). To ...
Artículo
The magnetocaloric effect in soft magnetic amorphous alloys
(2007)
The influence of different compositional modifications on the magnetic entropy change and refrigerant capacity of Finemet, Nanoperm, HiTperm, and bulk amorphous alloys is presented. For all the studied alloys, the field ...
Artículo
Structural ordering and magnetic properties of arc-melted FeGa alloys
(Elsevier, 2007)
X-ray diffraction, Mössbauer spectrometry and magnetic properties have been performed on FeGa arc-melted binary alloys in order to study the compositional dependence of the structural ordering and magnetic properties of ...
Artículo
Structural Relaxation in Fe(Co)SiAlGaPCB Amorphous Alloys
(Elsevier, 2014)
The structural relaxation of multicomponent Fe(Co)SiAlGaPCB amorphous alloys was investigated calorimetrically for annealed samples over a wide temperature range below the glass transition temperature. Upon heating, the ...
Artículo
Relationship between mechanical amorphization and boron integration during processing of FeNbB alloys
(Elsevier, 2014)
Fe75Nb10B15 alloys were prepared by mechanical alloying using different boron powders (crystalline B, commercial amorphous B, optimized amorphous B and intermetallic FeB) in the initial mixture, in order to study the ...
Artículo
Mössbauer study of FeCoSiAlGaPCB amorphous alloys
(2004)
A Mössbauer spectrometry and magnetic study have been performed on FeCoSiAlGaPCB amorphous alloys in order to get information about the variations in the atomic short range order with the substitution of Fe by Co. The ...