Dan Lowry Email & Phone Number

Albuquerque, New Mexico, United States

Broken Arrow, Oklahoma, United States

Broken Arrow, Oklahoma, United States

Barnsdall, Oklahoma, United States

•Instructed undergraduate students from various engineering and scientific programs in the Materials Science teaching laboratory

Tulsa, Ok

•Investigated the effect of doping on the phase transformation and thermal expansion properties of rare-earth orthoniobate materials. •Utilized in situ measurements including high temperature x-ray diffraction, calorimetry, and specific heat to determine what effects various dopants had on the thermo-physical properties at the atomic level. •Developed an in house HTXRD experiment utilizing a quadrupole lamp furnace and laboratory scale x-ray diffractometer for studying the phase transformation and thermal expansion behavior of ceramic materials up to 1500°C in air

Chemist I Chemical Production •Developed production methods for the synthesis, and purification of metal, organic, and inorganic chemical compounds. •Analyzed materials produced on site by methods available off site through previous training, including SEM, EDS, XRD, and particle sizing techniques. •Optimized the processing techniques and methods of produced compounds, •Trained Quality Control (QC) chemists and Research and Development (R&D) scientists on the use of TGA/DSC equipment and techniques. •Collaborated with R&D scientists on the production of ceramic materials by solid state diffusion, mechano-chemical, and gel processing methods. •Collaborated with R&D scientists on the implementation of new techniques based on methods described in journal literature. •Created Standard Operating Procedures (SOPs) specific to the use of production and analytical equipment for the training of current and future employees of Sigma-Aldrich. •Purification of materials by sublimation and distillations. Synthesis of fluoride materials by wet and dry methods. Production of catalog products by wet chemistry methods.

•Became knowledgeable in areas of Thermo-physical Properties of Ceramics, including thermal expansion, high temperature phase transformation analysis, oxidation properties, and shape memory characteristics. •Designed research experiments involving these ceramic properties. •Developed methods for the production of high purity single phase complex ceramic oxides for use in research studies. •Implemented techniques preparing ceramic powders by sol gel coating and steric entrapment. •Determined rates of reaction through oxidation of materials experimentation in cooperation with academic professionals at other universities. •Assisted Post-Doctoral researchers and graduate degree students with core components of their research including characterization and synthesis of compounds. •Demonstrated knowledge in characterization of materials through analysis by XRD, SEM, EDS, OM, XRD, DSC/TGA, PSA, Dilatometry, and pycnometry. •Assisted with in situ high temperature XRD experiments carried out at the Advanced Photon Source Beamline at Argonne National Lab (Beamline 33-B-C). •Demonstrated lab safety and equipment maintenance competency.

Graded assigned homework and communicated answers to students. Presented lecture information to students including upperclassmen, undergraduates, and graduate students. Administered study hours outside of the dedicated course schedule. Instructed and assisted senior undergraduate and graduate students in various laboratory experiments in the capstone laboratory classes for ceramic and metals concentration students.

Designed multiple experiments for the investigation into properties of Alkali Activated Cementatious materials (Geopolymers) including structural properties and optimization of geopolymer composites. Adapted ASTM standard test methods for sample size and equipment available. Became knowledgeable in failure analysis and mechanical property testing through the use of compression loading. Developed methods for the production of composite Geopolymer sample with fiber reinforcements. Used SEM, XRD, and DSC/TGA analysis to develop and determine the microstructure of Geopolymer materials. Led seven undergraduate students through a summer research project investigating development of a thermally stable geopolymer material.

Thermophysical Properties of Ceramics Anisotropic Thermal Expansion in Oxide Ceramics • Systems studied include (a) R2SiO5 where R = Y, Gd, Dy, Er, and Yb; (b) CaWO4; (c) Germanium Mullites (3Al2O3.2GeO2 and 3Ga2O3.2GeO2)• Synthesized pure single phase powder samples by steric entrapment• Characterized powders by XRD, SEM, EDS, DSC/TGA, and Pycnometry• Assisted with in situ HTXRD experiments at APS Beamline 33-B-C• Measured thermal linear thermal expansion by Dilatometry• Analyzed dense sintered samples by SEM and PycnometryIn-situ High Temperature Phase Transformation Studies in Ceramics• Systems studied include (a) Ta2O5, and the effect of TiO2 doping; (b) R2SiO5 where R = Y, Gd, Dy, Er, and Yb; and (c) RNbO4 where R = Y, La, and Dy.• Prepared powder samples by sol gel coating method, or by steric entrapment method• Characterized powders by XRD, SEM, EDS, and Pycnometry• Assisted with in situ HTXRD experiments at APS Beamline 33-B-C• Determined phase transformation temperatures by DSC and HTXRD• Measured thermal linear thermal expansion by Dilatometry• Observed in situ phase transformation by hot stage optical microscopy with transmitted and reflected light sourcesOxidation Properties of ZrB2 and ZrC• Confirmed commercial powder composition by XRD• Determined activation energy of reaction by isothermal TGA studies• Assisted with in situ HTXRD experiments at APS Beamline 33-B-C• Analyzed species evolved on heating of ZrC by Mass SpectrometryShape Memory Ceramics• Synthesized high purity oxide powders from commercial precursors by steric entrapment method• Characterized synthesized powder using Horiba particle size analyzer and XRD • Determined refractive index of complex oxide materials for accurate particle size analysis using laser scattering methods• Produced dense sintered samples for high temperature compression testing

• Graded homework assignments and provided supplementary help for Senior/Graduate level ceramics processing course• Presented lecture material to Senior/Graduate level ceramics processing course• Graded homework assignments for introductory ceramic materials course, Junior level course• Instructed Senior/Graduate level students in various laboratory experiments in the capstone metals processing lab course• Courses included: MSE420 Ceramic Materials and Properties, MSE421 Ceramic Processing and Microstructure Development, MSE442 Metals Laboratory

Geopolymers Fiber Reinforced Geopolymer Composites• Processed sodium based geopolymers reinforced with organic chopped fibers• Optimized composition composites• Analyzed mechanical properties of geopolymer composites• Designed test for mechanical analysis• Determined mechanical properties of reinforced geopolymer by Instron testing with Bluehill softwareHigh Temperature Potassium Geopolymer Composites • Lead student on a team of 7 undergraduate students• Tested composition of potassium and cesium based geopolymer for high temperature stability • Optimized composition of materials to withstand dehydration stresses• Characterized phase transformation by SEM and XRDGeopolymer Microstructure Phase Changes • Characterized the cesium based geopolymer phase transformation by XRD• Analyzed the microstructure by SEM• Used DSC/TGA to determine transformation temperatures

Doctor Of Philosophy (Ph.D.), Materials Science

Dissertation Title: Investigation of Ferroelastic Phase Transformation and Thermo-Physical Properties in Pure and Substituted Rare Earth.

Master’S Degree, Materials Science, 4.0

Activities and Societies: Phi Kappa Phi 17th National School on Neutron and X-Ray ScatteringThesis Title: Effects of Ca2+ and Zr4+ Doping.

B.S., Materials Science And Engineering: Ceramic Materials