Browsing Mechanical Engineering by Title
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Tailoring interfacial properties of polyethylene oxide/ hexagonal boron nitride nanocomposites via polydopamine
(Society of Plastics Engineers, 2020)Boron nitride (BN) nanomaterials, with high chemical inertness and a lack of functional groups are not able to form sufficient interfacial interactions with polymers in polymer nanocomposites. Polydopamine (PDA), an adhesive ... -
Technical and economic feasibility assessment of hybrid renewable energy system at Kenyan institutional building: A case study
(Elsevier, 2021-12-30)This study focused on the technical and economic feasibility assessment of hybrid renewable energy system for powering institutional building in Kenya – a case study of the School of Engineering, University of Nairobi. The ... -
Technological innovation and diffusion: Exploring AM adoption from a collaboration perspective
(Wichita State University, 2022-04-29)INTRODUCTION: Additive manufacturing (AM), or 3D-printing, is a key technology to achieve innovation in Industry 4.0. This technology has not been widely adopted by industry, government, and the larger public. Understanding ... -
Tensile behavior of carbon nanotube multi-yarn coated with polyester
(2014-06-13)The behavior of a carbon nanotube (CNT) multi-yarn consisting of 30 yarns and coated with a thin layer of polyester is investigated under tensile loading condition. The coated and uncoated CNT multi-yarns are loaded until ... -
Tensile behavior of carbon nanotube multi-yarn coated with polyester
(SAGE Publications, 2015-06)The behavior of a carbon nanotube (CNT) multi-yarn consisting of 30 yarns and coated with a thin layer of polyester is investigated under tensile loading condition. The coated and uncoated CNT multi-yarns are loaded until ... -
Tensile loading behavior of carbon nanotube wires
(Elsevier, 2012-02-08)The mechanical behavior of four carbon nanotube (CNT) wires, comprised of 1-yarn, 30-yarn, 60-yarn, and 100-yarn, was investigated under constant tension at two loading rates of 0.02 mm/sec and 2 mm/sec. Tests were conducted ... -
Tension-tension fatigue behavior of carbon nanotube wires
(Elsevier, 2012-09-23)The tension-tension fatigue behavior of three types of as-received carbon nanotube (CNT) wires, comprising of 30-yarn, 60-yarn, and 100-yarn, was investigated. Fatigue tests were conducted at 35, 50, 60, 75 and 80% of their ... -
A testbed for mini quadrotor unmanned aerial vehicle with protective shroud
(Wichita State University. Graduate School., 2006-04-28) -
The contributions of soy protein quaternary structures on viscoelastic properties of polyethylene oxide/soy protein composites
(Wichita State University, 2020-05-01)More than four-and-a-half million acres of Kansas land were covered in soybeans in 2018, with Kansas farmers harvesting an average of 44 bushels per acre worth a combined total of $1.6 billion. Soybeans are mostly used for ... -
The effects of authentic based instruction on long term retention and application, student engagement, and student motivation
(Wichita State University, 2013-05)This research attempted to determine if there was a benefit to authentic based instruction over traditional lecture based instruction. Two units were taught in the Social Studies curriculum area, the first using lecture ... -
The effects of soy protein on viscoelastic behaviors of polymer materials
(Wichita State University, 2020-12)The interest in “green” materials, or materials made with biocompatible and biodegradable components is growing, including research into natural polymers, namely proteins and polysaccharides, due to their structures and ... -
A therapeutic analysis of hyaluronan fluid flow in damaged medial/lateral menisci in arthritic patients
(2006-12)Osteoarthritis is a common type of arthritis that breaks down the joint tissue, known as cartilage. This causes the bones to rub against each other, causing pain and loss of movement especially in weight-bearing joints ... -
Thermal conductivities of electrospun PAN and PVP nanocomposite fibers incorporated with MWCNTs and NiZn ferrite nanoparticles
(Elsevier, 2013)Polyacrylonitrile (PAN) and polyvinylpyrrolidone (PVP) solutions incorporated with multi wall carbon nanotubes (MWCNTs) and NiZn ferrite (Ni0.6Zn0.4Fe2O4) nanoparticles were electrospun at various weight percentages, and ... -
Thermal diode in gas-filled nanogap with heterogeneous surfaces using nonequilibrium molecular dynamics simulation
(AIP Publishing, 2016-10-28)A thermal diode serves as a basic building block to design advanced thermal management systems in energy-saving applications. However, the main challenges of existing thermal diodes are poor steady-state performance, slow ... -
Thermal diode using controlled capillary in heterogeneous nanopores
(Elsevier, 2018-09)The development of a compact, efficient, reliable thermal diode is crucial to improve advanced thermal management efficiency and controllability, and to enable brand new applications such as thermal logic gates and computers. ... -
Thermal, electrical and surface hydrophobic properties of electrospun polyacrylonitrile nanofibers for structural health monitoring
(MDPI AG, 2015-10-14)This paper presents an idea of using carbonized electrospun Polyacrylonitrile (PAN) fibers as a sensor material in a structural health monitoring (SHM) system. The electrospun PAN fibers are lightweight, less costly and ... -
Thermal, rheological, and mechanical properties of a polymer composite cured at different isothermal cure temperatures
(SAGE Publications, 2012-03)Thermal, rheological, and mechanical properties of a commercial carbon fiber epoxy prepreg, Cycom 977-2 UD, were obtained for isothermal cure temperatures ranging from 149°C to 182°C. For each cure profile, an encapsulated-sample ... -
Thermal, rheological, and mechanical properties of a polymer composite cured at staged cure cycles
(Wichita State University, 2010-05)Thermal, rheological, and mechanical properties of a polymer composite cured at different one-stage and two-stage cure cycles were studied in this dissertation. A commercial carbon-fiber prepreg, Cycom 977-2 UD, was used. ... -
Thermo-mechanical simulation of underwater friction stir welding of low carbon steel
(MDPI, 2021-08-30)This article investigates the flow of materials and weld formation during underwater friction stir welding (UFSW) of low carbon steel. A thermo-mechanical model is used to understand the relation between frictional heat ... -
Thickness measurement of thin films by x-ray absorption
(IEEE, 1991-01)An x-ray diffraction method for determining thicknesses of thin films grown on single-crystal substrates is presented. The equations, based on the kinematical theory of x-ray diffraction and the mosaic crystal model, were ...