NiTi shape memory alloys
Releasing systems for aerospace industry based upon Shape Memory Alloys: characterization of materials for actuators
... One of the requirements for the releasing devices is the reproducibility of their operative cycle. That means actuators needs to be activated and then the required loads to be generated at least a determined number of ...
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Shape Memory Alloys (Part II): Classification, Production and Application
... Dodatak legirajućih elemenata, primjerice željeza, sprje- čava nastajanje R-faze, koja prethodi martenzitnoj faznoj transformaciji kod slitine NiTi i koju karakterizira brz porast električne otpornosti i toplinske ...
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Correlation Between the Mechanical Cycling Behavior and Microstructure in Laser Welded Joints Using NiTi Memory Shape Alloys
... other shape memory and normal ...Ni-Ti alloys also exhibit other remarkable ...of alloys also exhibit excellent corrosion and abrasion ...Ni-Ti alloys among many ...Ni-Ti alloys. ...
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Gas Tungsten Arc Welding of NiTi Shape Memory Alloy
... Shape memory alloys (SMA) are known for the capacity to recover the initial shape after being deformed, when subjected to a specific thermal cycle, called Shape Memory Effect ...
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Impact of Alloy Composition and Thermal Stabilization on Martensitic Phase Transformation Structures in CuAlMn Shape Memory Alloys
... strength shape memory alloys with an excellent damping capacity within their austenitic-martensitic phase transformation, compared to alloy systems like NiTi, CuZnAl or ...CuAlMn alloys ...
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Gas Tungsten Arc Welding of Cu-Al-Mn Shape Memory Alloys
... similar NiTi joints in 1961 [4], where, although no mechanical analysis was performed, the production of defect- and porosity- free joints was ...welded NiTi wires with different transformation ...
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Soldag. insp. vol.17 número3
... for shape memory alloys (SMA) has become of great importance, as their functional properties namely shape memory effect (SME) and superelasticity (SE) present unique solutions for ...
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Soldag. insp. vol.18 número3
... of shape memory alloys to Ti alloys has long been attempted by several research groups due to the foreseen potential industrial ...equiatomic NiTi and Ti6Al4V were produced using nano ...
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Mat. Res. vol.20 número6
... Shape memory alloys (SMA) are attracting considerable attention owing to possible applications from biomedical to ...CuAlNi alloys present signiicant advantages associated with low cost, easy ...
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PROPRIEDADES MECÂNICAS E MORFOLÓGICAS DOS DIVERSOS TIPOS DE ARCOS DE NITI
... nickel-titanium alloys are used in the manufacture of orthodontic wires mainly due to its smaller elasticity module compared to other alloys , especially stainless ...with shape memory of ...
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J. Aerosp. Technol. Manag. vol.7 número4
... CuZnAl), NiTi-based, and Fe-based ...2014). NiTi-based shape memory alloys have, to date, provided the best combination of properties ...
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Laser Welding of Shape Memory Alloys
... The shape memory effect of the laser welded NiTi butt joints was assessed by means of bending ...the shape memory effect bending tests is depicted in Figure ...
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VIBRATION CONTROL WITH SHAPE-MEMORY ALLOYS
... observed the disappearance and reappearance of a martensitic crystal structure by increasing and decreasing the temperature of a CuZn alloy [66]. The thermoelastic properties of the martensitic crystal phase of an AuCd ...
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Investigation of the bainitic reaction in a CuAlNiMnFe shape memory alloy
... (besides the α phase). The tendency for the precipitation of the intemetallic phases of the Cu-Al and Cu-Zn based systems was referred and observed in many papers aiming the examination of the precipitation hardening ...
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Dental Press J. Orthod. vol.16 número3 en a06v16n3
... To observe cellular responses to extremes, six additional groups were included, Group CC (cell control) where cells were not exposed to any ma- terial, Group C+ (positive control), consisting of a copper amalgam cylinder ...
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Microstructural Characterization of a Laser Surface Remelted Cu-Based Shape Memory Alloy
... As already stated above, chemical analyses by EDS line scanning of the laser treated samples were performed in order to investigate if general or selective vaporization occurred. The EDS lines were allocated in the ...
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Thermoinduced plastic flow and shape memory effects
... in shape memory materials, such as one- and two-way memory ...Thus, shape memory effects may be explained to be thermoinduced plastic flow resulting from thermosensitive yielding and ...
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Shape memory chitosan-based scaffolds for biomedical applications
... a shape memory effect are presented and characterized in this ...permanent shape of the device. For the proof of concept, the shape memory effect of chitosan was followed by compressive ...
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Caracterização termomecânica de compósitos híbridos com memória de forma
... O conceito de compósito híbrido foi proposto primeiramente no ano de 1988, em uma combinação de material compósito e SMA (ROGERS, 1988). Nesse contexto, as SMA têm duas aplicações potenciais e promissoras: controle de ...
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Filtration of aluminum alloys and its influence on mechanical properties and shape of eutectical silicium
... aluminum alloys belongs to main refining ...aluminum alloys, almost in all experiments occurred increase of strength limit and atypical increase of ...
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