S Zghal Ball Milling Cu Ag
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S Zghal Ball Milling Cu Ag
Semantic Scholar
Electron microscopy nanoscale characterization of ballmilled Cu–Ag
Semantic Scholar extracted view of "Electron microscopy nanoscale characterization of ballmilled Cu–Ag powders Part I: Solid solution synthesized by cryomilling" by S Zghal et al
Structural and Chemical Characterization of CuAg and NiAg
2002年1月7日 2014 47 Semantic Scholar extracted view of "Structural and Chemical Characterization of CuAg and NiAg Nanocomposites Synthesized by HighEnergy Ball
Electron microscopy nanoscale characterization of ball milled CuAg
2002年11月14日 Ball milling of Cu and Ag powders was performed in a SPEX 8000 shaker mill following the procedure used by Klassen and coworkers [5] Powders of copper and
Electron microscopy nanoscale characterization of ball milled CuAg
Semantic Scholar extracted view of "Electron microscopy nanoscale characterization of ball milled CuAg powders Part II: Nanocomposites synthesized by elevated temperature
Electron microscopy nanoscale characterization of ball milled CuAg
2002年11月14日 Ball milling of Cu and Ag powders was performed in a SPEX 8000 shaker mill following the procedure used by Klassen and coworkers [5] Powders of copper and
Electron microscopy nanoscale characterization of ballmilled Cu–Ag
2002年11月14日 We present a study of nanostructured Cu–Ag material obtained by low temperature ball milling The microstructural characterization is carried out using a wide
Structural and Chemical Nanoscale Electron Microscopy
We present a study of nanostructured AgCu powder material obtained by variable temperature ballmilling The microstructural characterization is carried out using a wide
Structural and Chemical Characterization of CuAg and NiAg
@article{Zghal2002StructuralAC, title={Structural and Chemical Characterization of CuAg and NiAg Nanocomposites Synthesized by HighEnergy Ball Milling}, author={S Zghal
Structural and chemical characterization of CuAg and NiAg
2001年6月29日 Zghal, S, Bhattacharya, P, Twesten, R, Wu, F, Bellon, P (2002) Structural and chemical characterization of CuAg and NiAg nanocomposites
Slim ZGHAL University of Sfax, Sfax US Department of
It is well documented that lowtemperature ballmilling can force immiscible elements, eg, Cu and Ag, into solid solution A slight increase of the milling temperature however
Kinetics of structural evolution in immiscible Ag–Cu and Co–Cu
2005年8月15日 The effects of mechanical processing by ball milling on powder mixtures consisting of immiscible elements were studied S Zghal et al Acta Mater (2002) S Zghal et al Acta Mater (2002) E Ma et al such as Cu/Ag, Cu/Pd, and Cu/Sn, can be alternative materials used as interconnections in microelectronic circuits, resulting in
Electron microscopy nanoscale characterization of ball milled CuAg
High energy ball milling of Selforganized Cu–Ag nanocomposites synthesized by intermediate temperature ionbeam mixing R EnriqueP Bellon We perform an investigation of ionbeam mixing in the immiscible system Ag–Cu based on crosssectional transmission electron microscopy Multilayered samples consisting of ten periods of (67
Electron microscopy nanoscale characterization of ballmilled Cu–Ag
2002年11月14日 We present a study of nanostructured Cu–Ag material obtained by low temperature ball milling The microstructural characterization is carried out using a wide variety of transmission electron microscopy (TEM) techniques from conventional darkfield imaging, selected area diffraction and energy dispersive Xray spectrometry (EDS) to
Structural and Chemical Characterization of CuAg and NiAg
2002年1月7日 Semantic Scholar extracted view of "Structural and Chemical Characterization of CuAg and NiAg Nanocomposites Synthesized by HighEnergy Ball Milling" by S Zghal et al Skip to search form Skip to main content Skip to account menu Semantic Scholar's Logo 214,766,638 papers from all fields of science
Nanocomposites stabilized by elevatedtemperature ball milling of Ag
2006年6月1日 Section snippets Experimental Ball milling of Cu and Ag powders was performed following the procedure described in detail by Klassen et al [6] Powders of Cu and Ag were mixed to achieve the desired nominal (atomic) composition of Ag 50 Cu 50All elevatedtemperature millings were preceded by a 24 h milling treatment at ambient
Forced mixing and nanoscale decomposition in ballmilled Cu–Ag
2001年2月8日 Ag 50 Cu 50 alloys are prepared by high energy ball milling at different controlled temperatures, 85 K, 315 K and 453 K, with milling times long enough to reach steadystate Atom probe field ion microscopy (APFIM) is used to characterize the atomic mixing forced by low temperature milling and to study the nanocomposite materials
Forced mixing and nanoscale decomposition in ballmilled Cu–Ag
2001年2月8日 Ag 50 Cu 50 alloys are prepared by high energy ball milling at different controlled temperatures, 85 K, 315 K and 453 K, with milling times long enough to reach steadystate Atom probe field ion microscopy (APFIM) is used to characterize the atomic mixing forced by low temperature milling and to study the nanocomposite materials
Selforganized Cu–Ag nanocomposites synthesized by
2001年6月25日 We perform an investigation of ionbeam mixing in the immiscible system Ag–Cu based on crosssectional transmission electron microscopy Multilayered samples consisting of ten periods of (67 nm Cu/112 nm Ag) are irradiated at temperatures ranging from 25 to 225 °C with normally incident 1 MeV Kr ions to doses in the range 1–2×1016
Forced mixing and nanoscale decomposition in ballmilled CuAg
DOI: 101016/S13596454(00)003293 Corpus ID: ; Forced mixing and nanoscale decomposition in ballmilled CuAg characterized by APFIM @article{Wu2001ForcedMA, title={Forced mixing and nanoscale decomposition in ballmilled CuAg characterized by APFIM}, author={Furong Wu and P Bellon and Allan J Melmed
Electron microscopy nanoscale characterization of ballmilled Cu–Ag
Semantic Scholar extracted view of "Electron microscopy nanoscale characterization of ballmilled Cu–Ag powders Part I: Solid solution synthesized by cryomilling" by S Zghal et al Skip to search form Skip to main content Skip to account menu Semantic Scholar's Logo 209,418,248 papers from all fields of science
Forced mixing and nanoscale decomposition in ballmilled CuAg
DOI: 101016/S13596454(00)003293 Corpus ID: ; Forced mixing and nanoscale decomposition in ballmilled CuAg characterized by APFIM @article{Wu2001ForcedMA, title={Forced mixing and nanoscale decomposition in ballmilled CuAg characterized by APFIM}, author={Furong Wu and P Bellon and Allan J Melmed
Electron microscopy nanoscale characterization of ballmilled Cu–Ag
Semantic Scholar extracted view of "Electron microscopy nanoscale characterization of ballmilled Cu–Ag powders Part I: Solid solution synthesized by cryomilling" by S Zghal et al Skip to search form Skip to main content Skip to account menu Semantic Scholar's Logo 209,418,248 papers from all fields of science
Selected Area Electron Diffraction, a technique for
2019年11月1日 Zghal et al reported deformation texture in CuAg ball milled powders by analyzing the SAED pattern of powders [16, 17] Boulay etal used SAED pattern of TiO 2, and Mn 3 O 4 nanocrystal aggregates and platinum films and carried out Rietveld refinement using MAUD (Material Analysis Using Diffraction) in which textural refinement was
Electron microscopy nanoscale characterization of ballmilled Cu–Ag
2002年11月14日 The Cu–Ag alloy system has been selected for this study for several reasons Firstly, both Ag and Cu have low stacking fault energies, 16 and 45 mJ/m 2, respectively [18] Little recovery should therefore take place during low temperature ball milling as it is similar to an intense coldworking, opening the possibility of stabilizing
Structural and Chemical Nanoscale Electron Microscopy
First, when ballmilling is performed at low temperatures, typically room temperature and below, Cu and Ag are forced into solid solutions at steadystate [2] The analysis reveals that the
Structural and Chemical Nanoscale Electron Microscopy
Second, when ball milling is performed at elevated temperatures, AgCu nanocomposites are synthesized at steadystate [3] Nanocomposites can also be obtained by annealing at elevated temperature chemically mixed and coldworked powders obtained by room temperature milling
Electron microscopy nanoscale characterization of ballmilled Cu–Ag
The temperature obtained during cryo ondly, while Cu and Ag are immiscible in the solid milling was estimated to be 85 K by Klassen et al state at equilibrium, a complete nanostructured [19] Thereafter we refer to this temperature as solid solution is obtained after ball milling at 85 LN2
Alloying of immiscible phases in wiredrawn Cu–Ag
2003年6月1日 By combining forced mixing and decomposition in ballmilled Cu 50 Ag 50 powders, Zghal et al [14] reported the formation of Cu/Ag nanocomposite with a very high hardness TEM specimens were prepared by ion milling the wires supported on a Mo ring, which were observed by a Philips CM200 TEM Needle like specimens for 3DAP analysis
Nanocomposites stabilized by elevatedtemperature ball milling of Ag
2006年6月1日 Ag 50 Cu 50 alloys were prepared by highenergy ball milling at 393, 423, and 453 K Atom probe tomography was used to characterize the microstructure and the local composition of the milled powders The dynamical competition between the atomic mixing forced by milling and the phase separation promoted by thermodynamic driving
Chemical mixing and selforganization of Nb precipitates in Cu
2014年1月1日 The ballmilling experiments were performed at RT using a Spex 8000 mixer mill using Crsteel milling tools and an initial balltopowder weight ratio of 25:5 g The Cu, Ag and Nb powders were mixed in the ratio 80:10:10 and 85:10:5; the average particle sizes of the initial powders were ∼30 μm
Electron microscopy nanoscale characterization of ball milled CuAg
The temperature obtained during cryo ondly, while Cu and Ag are immiscible in the solid milling was estimated to be 85 K by Klassen et al state at equilibrium, a complete nanostructured [19] Thereafter we refer to this temperature as solid solution is obtained after ball milling at 85 LN2
Forced mixing and nanoscale decomposition in ballmilled CuAg
Ag 50 Cu 50 alloys are prepared by high energy ball milling at different controlled temperatures, 85 K, 315 K and 453 K, with milling times long enough to reach steadystate Atom probe field ion microscopy (APFIM) is used to characterize the atomic mixing forced by low temperature milling and to study the nanocomposite materials stabilized by elevated
Structural and Chemical Nanoscale Electron Microscopy
Second, when ball milling is performed at elevated temperatures, AgCu nanocomposites are synthesized at steadystate [3] Nanocomposites can also be obtained by annealing at elevated temperature chemically mixed and coldworked powders obtained by room temperature milling
Structural and Chemical Nanoscale Electron Microscopy
Second, when ball milling is performed at elevated temperatures, AgCu nanocomposites are synthesized at steadystate [3] Nanocomposites can also be obtained by annealing at elevated temperature chemically mixed and coldworked powders obtained by room temperature milling
Sliding wearinduced chemical nanolayering in Cu–Ag, and
2014年6月15日 Commercially pure copper and silver powders were combined to obtain an average molar composition of 90% Cu and 10% Ag and then subjected to highenergy ball milling using a SPEX 8000 mill in an argon glove box for 12 h at ambient temperature (∼50 °C)Ball milling forces the mixing of Cu and Ag into a solid solution [23]The ballmilled
Nanocomposites stabilized by elevatedtemperature ball milling of Ag
Ag 50 Cu 50 alloys were prepared by highenergy ball milling at 393, 423, and 453 K Atom probe tomography was used to characterize the microstructure and the local composition of the milled powders The dynamical competition between the atomic mixing forced by milling and the phase separation promoted by thermodynamic driving forces results in the self
Nanoscale selforganization reaction in Cu–Ag alloys
2016年8月1日 Powders of Cu and Ag, with a nominal composition of Cu 90 Ag 10 in at%, were alloyed by highenergy ball milling using a SPEX 8000 mill in a purified argon glove box The ballmilled powders were then transferred to a hot press in an argon atmosphere, and compacted into small cylinders at 573 K with a 1 GPa load under a high vacuum
s zghal ball milling cu ag
This paper summerises the results of the procedure during which CuZrAg amorphous alloys with different Ag content (025%) were prepared by casting and ballmilling Wedgeshaped samples were prepared from the ingots by centrifugal casting into copper mold
(PDF) Structural and Chemical Nanoscale Electron
We present a study of nanostructured AgCu powder material obtained by variable temperature ballmilling The microstructural characterization is carried out using a wide variety of transmission electron microscopy (TEM) techniques, ranging from
Electron microscopy nanoscale characterization of ball milled CuAg
Microstructures and phases stabilized at steady state by variable temperature ball milling of Cu 50 Ag 50 powders are characterized using transmission and scanning transmission electron microscopy Starting from chemically mixed and coldworked powders obtained by room temperature milling, it is shown that, upon increasing the milling temperature, the