Research
Ceramics - Direct-Write Additive Manufacturing
Applications for the printing of ceramics using direct ink-write include sensors and actuators. Research results include high piezoelectric coefficient, tunable mechanical properties, and controlled density, shrinkage, and porosity.
Functional Ceramics - Direct-Write Additive Manufacturing
Functional ceramics contain excellent thermal, electrical, and mechanical properties ideal for sensors and actuators. The objective of this research is to fabricate multi-material ceramics with a controlled particle size distribution, providing many future potentials in research and commercialization.
Selective Laser Sintering Additive Manufacturing
Printed parts through selective laser sintering possess excellent thermal and chemical properties for aerospace and automotive applications. Powder bed fusion requires no support, which allows the capability to print geometric hspaes for substitution of original parts.
Lattice Design & Modeling
The purpose of this research is for decoupling of piezoelectric properties, enabling individual sensing of pressure or temperature. PDMS and piezoelectric nanocomposites are studied due to the enhanced interface between ceramic and polymer matrix.
Manufacturing Process of Complex Porous Copper Electrodes
Investigates a more affordable manufacturing process of complex porous copper electrodes ideal for CO2 reduction. Using metal fused filament fabrication (MF3) technology, which extrudes a filament blend of metal and powder with a thermoplastic binder. These printed parts are later debinded and sintered to obtain a fully metal part with controlled deformation, porosity, and shape.
Fabrications and Characterization of Polymer Syntactic Foams
Investigates the effects of hollow polysiloxane microspheres on syntactic foam energy absorption for defense applications. Polymer syntactic foams have superior strength while maintaining a low density, making them desirable for aerospace applications. Chemical synthesis, foam fabrication, characterization, and mechanical testing are examples of procedures conducted to manufacture and validate the syntactic foams.
Direct Ink Write of Functional and Non-Oxide Ceramics
3D printing of ultra-high-temperature ceramic ZrB2 with polymer-derived ceramic and silicon carbide short fiber, developing pyrolization schedule to achieve the highest possible flexural strength and fracture toughness from the 3D printed parts for hypersonic application.
Additive Manufacturing of Composites for Sensing and Harsh Environments Application
Production of High-Compressive Strength Thermoset Lattices Structures using Selective Laser Sintering
Manufacture, characterize, and test various lattice designs of PPP (premium performance polymers) high-temperature thermosets produced via Selective Laser Sintering technology. Lattice structures can help present extraordinary compressive strength with decent tensile strength while saving material simultaneously compared to fully solid structures. This material can be used for high-temperature space and automotive applications.
Utilizing Vat Photopolymerization to fabricate novel designs through custom materials
Formulating a novel ceramic Barium Titanate slurry to print custom-designed triply periodic minimal surfaces that enhance mechanical, thermal, and piezoelectric properties.
