Oxygen-induced giant grain growth in ag films
WebFeb 14, 2002 · Abnormal grain growth and texture change in both free-standing and attached Ag and Cu films after annealing at 300 °C for 2 h have been investigated with transmission electron microscopy (TEM) and X-ray diffraction (XRD). WebFeb 27, 2024 · The grain size reduction by two orders of magnitude can be explained by our process route, in which MgO was added after calcination. Usually, a replacement of Ti 4+ or Sn 4+ ions by Mg 2+ would lead to the formation of oxygen vacancies up to the solubility limit due to an acceptor-type substitution [ 30 ].
Oxygen-induced giant grain growth in ag films
Did you know?
WebApr 22, 2014 · Various deposition temperatures for the silver films, i.e., initial residual stress, reveal that the bonding process is driven by thermomechanical stress. Abnormal grain growth is induced at the contact interface instead of hillocks growing on the film surface. Pressureless wafer bonding can be applied to advanced devices such as thin-wafer ... WebJun 15, 2012 · Anomalous grain growth is observed in thin films of nanocrystalline ceria under 3-MeV Au+irradiation at 160 K. At this low temperature, significant grain growth is observed within 100 nm from the surface, and no obvious growth is …
WebJan 20, 2006 · Thermal annealing in our case resulted in an increase of the grain size by 3–5% for the film of 50 and 100 nm thickness, and decrease from 15.6 to 8.4 nm for the thickness 20 nm. The behavior of 50 and 100 nm Ag films on PET wasn't dependent on the dynamics of motion of PET macromolecules taking place at temperature close to … Web15nm Ag thin film on ZnO was carried out but is not described here. RESULTS AND DISCUSSION Grain growth upon heating of the Ag layer Encapsulated Ag thin films deposited on glass are very often subjected to various heat treatments, to temper the glass and/or improve their conductivity. A glass tempering treatment is
WebThis work details the production of giant grains in Ag films (2.5 μm-thick), ranging in size from ≈50 μm to 1 mm, on silicon nitride films upon silicon substrates. The presence of … WebDec 27, 2024 · To demonstrate the optical delivery system’s capability, we explore the recrystallization, grain growth, phase separation, and solid state dewetting of a Ag 0.5 Ni 0.5 film. Finally, we demonstrate that the structural and chemical aspects of the resulting dewetted films was assessed. Keywords
WebThis work details the production of giant grains in Ag films (2.5 μm-thick), ranging in size from ≈50 μm to 1 mm, on silicon nitride films upon silicon substrates. The presence of …
WebApr 21, 2014 · Ag atoms in the porous structure diffuse to the crack and generate the hillocks via the grain boundaries due to stressinduced migration, 27, 28, 31,32 which made the crack more and more... shoulder versus arthritis pdfWebApr 1, 2016 · The ultrathin (4.5 nm) Ag films sandwiched between thin ZnO films maintained a strong structural integrity and high electrical endurance by successfully circumventing … sassy fashion storeWebOct 10, 2024 · Sputter deposited Al (1–x) Sc x N thin films with a Sc content from x = 0 to 43 at% are investigated by electron microscopy in order to study and explain the formation and growth of abnormally oriented grains (AOG). It is found that the latter did not nucleate at the interface with the substrate, but at high energy grain boundaries, at which systematically … shoulder velcroWebApr 10, 2024 · The average grain size decreases from 1.94 to 1.34 μm with increase of SBT content from 0.3 to 0.5 according to the statistical analysis, implying the addition of SBT effectively hinder the grain growth in BNT ceramics. The reduction of grain size can be mainly attributed to two factors. shoulder versus arthritis exercisesWebFeb 7, 2001 · As platinum oxides are not stable in high temperatures, the loss of oxygen can induce different grain growth mechanisms during annealing. Abnormal growth with bi … shoulder vein anatomyWebTHIN films, a few thousand angstroms thick or less, of various inorganic materials can be formed by the poly-crystalline condensation of the low-pressure vapour on a cool … shoulder velpeauWebPost-sputtering anneal was done at 750-1,000°C range in air ambient to study the effects of the incorporated oxygen on the grain growth behaviors of platinum films. After sputtering and anneal at optimum conditions, the 1-μm thick Pt films completely transformed to giant grains with sizes as large as several millimeters. sassy fishy fascination station