Browsing by Subject "Shape Memory Alloy"
Now showing items 1-13 of 13
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(2015-11-11)The energy pathways associated with the martensitic transformation in shape memory alloys (SMAs), though the focus of extensive research over the past decades, are still unclear. In this work, we use a first-principles ...
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(2022-02-07)There is an increasing demand for compact and lightweight actuators in aerospace and automotive industries. Shape memory alloys (SMAs) are energy-dense active materials with the potential to replace current actuators through ...
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(2010-01-16)The objective of this study is to reduce the interstory drifts, floor accelerations, and shear forces experienced by masonry houses subject to seismic excitation. Ambient vibration testing was performed on a case study ...
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(2014-04-28)Shape memory alloys are capable of delivering advantageous solutions to a wide range of engineering-based problems. Implementation of these solutions, however, is often complicated by the hysteretic, non-linear, thermomechanical ...
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(Texas A&M University, 2005-08-29)Shape Memory Alloys (SMAs) are metal alloys which are capable of changing their crystallographic structure as a result of externally applied mechanical or thermal loading. This work is a systematic effort to develop a ...
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(2015-07-30)Continuum thermodynamic constitutive phase field models are developed to simulate the rate dependent, thermomechanical response and precipitate formation in shape memory alloys (SMAs). The two models are based on the ...
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(Texas A&M University, 2005-02-17)The work presents investigations into the development of a fuel-powered compact SMA actuator system. For the final SMA actuator, the K-alloy SMA strip (0.9 mm x 2.5 mm), actuated by a forced convection heat transfer ...
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(2018-07-27)Shape Memory Alloys (SMAs) are a unique type of metallic alloys which exhibit a reversible, crystallographic phase transformation between austenite and martensite. SMAs have found applications in a number of industries, ...
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(2015-05-05)Model validation is often a critically important part of the design process where physics-based models are utilized to explore varying design parameters. Without validating a model with experimental data, it is difficult ...
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(2015-03-13)Characterization of shape memory alloy materials is demonstrated using modern full-field experimental techniques. The methods presented are designed to reduce the number of experiments required for full characterization ...
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(2011-10-21)The use of nanostructures has become very common throughout high-tech industries. In order to enhance the applicability of Shape Memory Alloys (SMAs) in systems such as Nano-Electromechanical Systems, the phase transformation ...
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(2023-08-11)Due to its potential candidacy for use as solid-state actuators, experimental studies to characterize, model, and predict the actuation or thermomechanical fatigue response of NiTiHf high temperature SMA’s (HTSMA) have ...
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(2013-08-09)Shape memory alloys have received extensive attention in the past 40 years for their superelastic and actuator capabilities, but their application potential is much greater than these two fields. In this work, we explore ...