Multiscale Manufacturing of Amorphous Alloys by a Facile Electrodeposition Approach and Their Property Dependence on the Local Atomic Order

2021 ◽  
Vol 13 (7) ◽  
pp. 9260-9271 ◽  
Author(s):  
Maryam Sadeghilaridjani ◽  
Yu Chia Yang ◽  
Vahid Hasannaeimi ◽  
Chaitanya Mahajan ◽  
Shristy Jha ◽  
...  
1984 ◽  
Vol 37 (4) ◽  
pp. 429 ◽  
Author(s):  
SJ Campbell

A straightforward introduction to Mossbauer spectroscopy is presented along with a brief background to its discovery over 25 years ago. Several applications of Mossbauer spectroscopy in the study of condensed matter are described. The examples are based on recent investigations of the mixed magnetic AuFe system and amorphous alloys and show how Mossbauer spectroscopy can be used to obtain information on local atomic order, magnetic phases and texture. The diverse range of applications of Mossbauer spectroscopy is outlined, including a brief discussion of its use in topics of current interest in metal physics.


Author(s):  
A.R. Pelton ◽  
A.F. Marshall ◽  
Y.S. Lee

Amorphous materials are of current interest due to their desirable mechanical, electrical and magnetic properties. Furthermore, crystallizing amorphous alloys provides an avenue for discerning sequential and competitive phases thus allowing access to otherwise inaccessible crystalline structures. Previous studies have shown the benefits of using AEM to determine crystal structures and compositions of partially crystallized alloys. The present paper will discuss the AEM characterization of crystallized Cu-Ti and Ni-Ti amorphous films.Cu60Ti40: The amorphous alloy Cu60Ti40, when continuously heated, forms a simple intermediate, macrocrystalline phase which then transforms to the ordered, equilibrium Cu3Ti2 phase. However, contrary to what one would expect from kinetic considerations, isothermal annealing below the isochronal crystallization temperature results in direct nucleation and growth of Cu3Ti2 from the amorphous matrix.


Author(s):  
A. K. Rai ◽  
R. S. Bhattacharya ◽  
M. H. Rashid

Ion beam mixing has recently been found to be an effective method of producing amorphous alloys in the binary metal systems where the two original constituent metals are of different crystal structure. The mechanism of ion beam mixing are not well understood yet. Several mechanisms have been proposed to account for the observed mixing phenomena. The first mechanism is enhanced diffusion due to defects created by the incoming ions. Second is the cascade mixing mechanism for which the kinematicel collisional models exist in the literature. Third mechanism is thermal spikes. In the present work we have studied the mixing efficiency and ion beam induced amorphisation of Ni-Ti system under high energy ion bombardment and the results are compared with collisional models. We have employed plan and x-sectional veiw TEM and RBS techniques in the present work.


1977 ◽  
Vol 74 ◽  
pp. 989-996 ◽  
Author(s):  
Marlyse Gomez ◽  
Marie-Claire Bellissent-Funel ◽  
Pierre Desre

1993 ◽  
Vol 3 (7) ◽  
pp. 1643-1648
Author(s):  
N. Adnani ◽  
J. M. Titman

1995 ◽  
Vol 05 (C8) ◽  
pp. C8-973-C8-978
Author(s):  
M. Jurado ◽  
Ll. Mañosa ◽  
A. González-Comas ◽  
C. Stassis ◽  
A. Planes

1989 ◽  
Vol 50 (21) ◽  
pp. 3233-3242 ◽  
Author(s):  
M. Očko ◽  
E. Babić

1979 ◽  
Vol 40 (C2) ◽  
pp. C2-104-C2-106
Author(s):  
A. Matsuzaki ◽  
S. Nanao ◽  
H. Ino

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