Browsing UTSA Faculty and Staff Works by Author "Jafari, Amir"
Now showing items 1-4 of 4
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A Novel Mechanically Overdamped Actuator with Adjustable Stiffness (MOD-AwAS) for Safe Interaction and Accurate Positioning
Lee, Jae Hoon; Wahrmund, Christian; Jafari, Amir (6/28/2017)This paper presents the design and development of a novel mechanically overdamped actuator with adjustable stiffness (MOD-AwAS). The novelty of MOD-AwAS compared to other variable stiffness actuators relates to its mechanical ... -
Elastic Actuator Design Based on Bending of Cylindrical Beam for Robotic Applications
Murat, Reis; Ebrahimi, Nafiseh; Jafari, Amir (9/8/2020)The lack of suitable actuators has hampered the development of high-performance machines or robots that can compete with living organisms in terms of motion, safety, and energy efficiency. The adaptation properties of ... -
Energy and Force Optimization of a Network of Novel Electromagnetic Soft Actuators
Ebrahimi, Nafiseh; Jafari, Amir (7/10/2020)This paper discusses how to optimally design polygonal profiles of Electromagnetic Soft Actuators (ESAs) to be used in a network to achieve maximum output force with minimum energy consumption. The soft actuators work based ... -
PZT/PZT and PZT/BiT Composite Piezo-Sensors in Aerospace SHM Applications: Photochemical Metal Organic + Infiltration Deposition and Characterization
Hoshyarmanesh, Hamidreza; Ebrahimi, Nafiseh; Jafari, Amir; Hoshyarmanesh, Parisa; Kim, Minjae; Park, Hyung-Ho (12/20/2018)The composition of fine-ground lead zirconate-titanate powder Pb(Zr0.52Ti0.48)O3, suspended in PZT and bismuth titanate (BiT) solutions, is deposited on the curved surface of IN718 and IN738 nickel-based supper alloy ...