Search Results - "Keles, Ozgur"

Stochastic fracture of additively manufactured porous composites by Keleş, Özgür, Anderson, Eric H., Huynh, Jimmy, Gelb, Jeff, Freund, Jouni, Karakoç, Alp

“…Extrusion-based fused deposition modeling (FDM) introduces inter-bead pores into dense materials, which results in part-to-part mechanical property variations,…”
Get full text

Simulation data for engineering graphene quantum dot epoxy nanocomposites using molecular dynamics by Deshpande, Prathamesh P., Keles, Ozgur

“…Graphene quantum dots (GQDs) were reported to fill the role of nanofillers that enhance composite properties. Detailed investigation of this nanofiller in…”
Get full text

Infusion of Graphene Quantum Dots to Create Stronger, Tougher, and Brighter Polymer Composites by Gobi, Navathej, Vijayakumar, Darshan, Keles, Ozgur, Erogbogbo, Folarin

“…Incorporation of nanoparticles into polymer resins has recently attracted a significant amount of attention from researchers for the nanoparticles’ ability to…”
Get full text

Fused Deposition Modeling with Induced Vibrations: A Study on the Mechanical Characteristics of Printed Parts by Dei Rossi, Joseph, Keles, Ozgur, Viswanathan, Vimal

“…The recent development of RepRap style 3D printers has made additive manufacturing technology available to the public at a low cost. While these 3D printers…”
Get full text

A predictive failure framework for brittle porous materials via machine learning and geometric matching methods by Karakoç, Alp, Keleş, Özgür

“…Brittle porous materials are used in many applications, such as molten metal filter, battery, fuel cell, catalyst, membrane, and insulator. The porous…”
Get full text

Effect of build orientation on the mechanical reliability of 3D printed ABS by Keleş, Özgür, Blevins, Caleb Wayne, Bowman, Keith J

“…Purpose Increasing use of 3D printing techniques to manufacture consumer products and open-source designs raises the question of “What is the mechanical…”
Get full text

Deviations from Weibull statistics in brittle porous materials by Keleş, Özgür, García, R. Edwin, Bowman, Keith J.

“…Brittle porous materials (BPMs) are used for battery, fuel cell, catalyst, membrane, filter, bone graft and pharmaceutical applications due to the…”
Get full text

Effect of raster angle on mechanical properties of 3D printed short carbon fiber reinforced acrylonitrile butadiene styrene by Srinivasan Ganesh Iyer, Skhandesh, Keles, Ozgur

“…The most common additive manufacturing technique fused filament fabrication (FFF) suffers from inter-bead porosity that reduces mechanical properties…”
Get full text

A hierarchical approach for creating electrically conductive network structure in polyurethane nanocomposites using a hybrid of graphene nanoplatelets, carbon black and multi-walled carbon nanotubes by Pokharel, Pashupati, Xiao, Dequan, Erogbogbo, Folarin, Keles, Ozgur, Lee, Dai Soo

“…Hierarchical organization of carbon nanomaterials is the best strategy to combine desirable factors and synergistically impart mechanical and electrical…”
Get full text

Molecular structure data and modelling roadmap for optimized oxidized graphene quantum dot and epoxy interface and mechanical properties by Deshpande, Prathamesh, Chan-Jobe, Robert, Keles, Ozgur

Get full text

Surface functionality and formation mechanisms of carbon and graphene quantum dots by Bokare, Anuja, Nordlund, Dennis, Melendrez, Cynthia, Robinson, Ryan, Keles, Ozgur, Wolcott, Abraham, Erogbogbo, Folarin

“…Graphene quantum dots (GQDs) and Carbon dots (C-dots) have been widely studied in recent years due to their structural and optoelectrical properties. These…”
Get full text

Mechanical behavior of graphene quantum dot epoxy nanocomposites: A molecular dynamics study by Keleş, Özgür, Deshpande, Prathamesh P.

“…•Molecular dynamics simulated graphene quantum dot (GQD) epoxy nanocomposites.•GQDs with amines enhance epoxy yield strength by 17% and stiffness by…”
Get full text

Can Students Flourish in Engineering Classrooms? by Boylan-Ashraf, Peggy C, Freeman, Steven A, Shelley, Mack C, Keles, Özgür

“…This study investigated the role of a new paradigm in teaching large introductory, fundamental engineering mechanics (IFEM) courses that combined…”
Get more information

Effect of recycling on the mechanical behavior and structure of additively manufactured acrylonitrile butadiene styrene (ABS) by Cress, Alex K., Huynh, Jimmy, Anderson, Eric H., O’neill, Ryan, Schneider, Yanika, Keleş, Özgür

“…Fused deposition modeling (FDM) is the most common additive manufacturing system that is increasingly used for industrial and consumer applications. These…”
Get full text

Prediction of elastic stresses in porous materials using fully convolutional networks by Keleṣ, Özgür, He, Yinchuan, Sirkeci-Mergen, Birsen

“…[Display omitted] Machine learning (ML) models enable exploration of vast structural space faster than the traditional methods, such as finite element method…”
Get full text

Infusion of graphene quantum dots to modulate thermal conductivity and dynamic mechanical properties of polymers by Seibert, Joel R., Keleş, Özgür, Wang, Jun, Erogbogbo, Folarin

“…Graphene quantum dots are small fragments of graphene that may be advantageous to transferring properties to polymers because of their small size, molecular…”
Get full text

Data on thermal conductivity and dynamic mechanical properties of graphene quantum dots in epoxy by Seibert, Joel R., Keles, Ozgur, Wang, Jun, Erogbogbo, Folarin

“…Graphene Quantum Dots (GQDs) and epoxy have been combined into a nanocomposite and evaluated for their thermal and dynamic mechanical properties. Samples of…”
Get full text

Effect of fiber content and fiber orientation on mechanical behavior of fused filament fabricated continuous-glass-fiber-reinforced nylon by Luke, Stephanie S, Soares, David, Marshall, Janaye V, Sheddden, James, Keleş, Özgür

“…Purpose Fused filament fabrication of continuous-fiber-reinforced polymers is a promising technique to achieve customized high-performance composites. However,…”
Get full text

Mechanical reliability of short carbon fiber reinforced ABS produced via vibration assisted fused deposition modeling by Keleş, Özgür, Anderson, Eric H, Huynh, Jimmy

“…Purpose Mechanical reliability (variations in mechanical properties) of fused deposition modeled (FDMed) short-fiber-reinforced composites are unknown, which…”
Get full text

Temperature dependence of field-response mechanisms in 0.4Ba(Zr0.2Ti0.8)O3–0.6(Ba0.7Ca0.3)TiO3 by Fancher, Chris M., Keleṣ, Özgür, Ehmke, Matthias, Bowman, Keith J.

“…Understanding the temperature dependence of how ferroelectric materials respond to electric fields is critical for determining how best to use these materials…”
Get full text