# positions[].organizations[].parent[].label
Texas A&M Engineering Experiment Station (TEES)

# overview
My research focuses on: (a) Development of improved materials for various applications: electrical conductors including superconductors, light weight structures, high density structures, and human implants (Mg and Ti); (b) Understanding structure-property-processing relationships in metal alloys; (c) Severe plastic deformation processing of solid and particulate materials via equal channel angular extrusion (ECAE); (d) Applied superconductivity - superconductor stabilizer materials and conductor design; and (e) Material failure analysis.

# keywords[]
Superconducting Radio Frequency (SRF) Cavities

# keywords[]
Equal Channel Angular Pressing Ultrafine Grain

# keywords[]
4.1 Discovery And Preclinical Testing Of Markers And Technologies

# keywords[]
3403 Macromolecular And Materials Chemistry

# keywords[]
3403 Macromolecular And Materials Chemistry

# keywords[]
3403 Macromolecular And Materials Chemistry

# keywords[]
Equal Channel Angular Extrusion Or Pressing (ECAE Or ECAP)

# educationAndTraining[].organization.label
University of Wisconsin - Madison - (Madison, Wisconsin, United States)

# educationAndTraining[].organization.label
Carnegie Mellon University - (Adelaide, South Australia, Australia)

# educationAndTraining[].organization.label
University of Wisconsin - Madison - (Madison, Wisconsin, United States)

# educationAndTraining[].organization.label
University of Wisconsin - Madison - (Madison, Wisconsin, United States)

# publications[].label
Microstructural refinement of tantalum for Nb3Sn superconductor diffusion barriers

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Creep of pure aluminum at cryogenic temperatures

# publications[].label
Superplastic characterization of 2095 Al-Li alloy processed by equal channel angular extrusion

# publications[].label
Solid solubility limit of Bi-Pb-Sr-Ca-Mn-O in Bi-Pb-Sr-Ca-Cu-O superconductors

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
EBSD Characterization of Pure Iron Deformed by ECAE

# publications[].label
Fabrication Studies of a Strengthened Al/Nb-Ti Composite Conductor

# publications[].label
Characteristics of composite electrical conductors for use at cryogenic temperatures

# publications[].label
Fatigue and fracture behavior of nanocrystalline copper and nickel

# publications[].label
Use of High Intensity Milling and Equal Channel Angular Extrusion to Produce and Consolidate Nanostructured Titanium Silicide

# publications[].label
RESISTIVITY AND RRR MEASUREMENTS ON GROOVED SMES ALUMINUM STABILIZER BAR BY THE EDDY-CURRENT DECAY METHOD

# publications[].label
EFFECT OF PRIMARY COIL SIZE ON EDDY-CURRENT DECAY RESISTIVITY MEASUREMENTS

# publications[].label
MEASUREMENT OF ELECTRICAL-RESISTIVITY IN HIGH MAGNETIC-FIELDS BY THE EDDY-CURRENT DECAY METHOD

# publications[].label
Progress in consolidation of amorphous Zr-based powder into bulk metallic glass

# publications[].label
Enhanced radiation tolerance of ultrafine grained Fe-Cr-Ni alloy

# publications[].label
Equal-channel angular extrusion of beryllium

# publications[].label
ECAE-Processed Cu-Nb and Cu-Ag Nanocomposite Wires for Pulse Magnet Applications

# publications[].label
Development of a submicrometer-grained microstructure in aluminum 6061 using equal channel angular extrusion

# publications[].label
Physical and mechanical metallurgy of high purity Nb for accelerator cavities

# publications[].label
Enhancement of strength and ductility in ultrafine-grained T91 steel through thermomechanical treatments

# publications[].label
1100 Hour Creep Test Results for OFHC Copper: Validation of Previously Published Results

# publications[].label
Tantalum sheet for superconductor diffusion barrier applications

# publications[].label
Influences of Different ECAE Routes on Filament Deformation in Cu Clad Nb Composite Wires

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
RRR MEASUREMENTS ON A SMES-ETM MOCKUP SUPERCONDUCTOR

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
STRENGTH AND ELECTRICAL RESISTANCE OF COLD DRAWN Al AND Cu.

# publications[].label
Microstructure evolution and mechanical behavior of bulk copper obtained by consolidation of micro- and nanopowders using equal-channel angular extrusion

# publications[].label
Hardness and microstructure changes in severely deformed and recrystallized tantalum

# publications[].label
Development of a standardized laboratory exam for a materials and manufacturing course

# publications[].label
Adiabatic shear banding in ultrafine-grained Fe processed by severe plastic deformation

# publications[].label
Oxidation performance in supercritical water

# publications[].label
Equal-channel angular extrusion of beryllium

# publications[].label
Interface roughness in copper-tantalum wire and Nb3Sn superconductor composites

# publications[].label
Eddy current decay resistivity measurements using a digital voltmeter

# publications[].label
Microstructural refinement of cast p-type Bi2Te3-Sb2Te3 by equal channel angular extrusion

# publications[].label
DILUTE ALUMINIUM ALLOYS: THEIR POTENTIAL IN SUPERCONDUCTING DEVICES.

# publications[].label
Strain Resistivity at 4.2 K in Pure Aluminum

# publications[].label
Microstructures and recrystallization behavior of severely hot-deformed tungsten

# publications[].label
The effect of temperature and extrusion speed on the consolidation of zirconium-based metallic glass powder using equal-channel angular extrusion

# publications[].label
Microstructure refinement and strengthening mechanisms of a 12Cr ODS steel processed by equal channel angular extrusion

# publications[].label
THE APPLICATION OF EQUAL CHANNEL ANGULAR EXTRUSION TO PRODUCE EXTRAORDINARY PROPERTIES IN ADVANCED METALLIC MATERIALS

# publications[].label
Laboratory activities used in a sophomore materials science course at Texas A&M university

# publications[].label
ELECTRICAL AND MECHANICAL-BEHAVIOR OF MICRO-ALLOYED ALUMINUM (RRR-GREATER-THAN-2500) AT 4.2 K

# publications[].label
A SIMPLIFIED METHOD FOR DETERMINING RELAXATION-TIME AND ELECTRICAL-RESISTIVITY FROM EDDY-CURRENT DECAY MEASUREMENTS

# publications[].label
Quasi-static and dynamic mechanical properties of commercial-purity tungsten processed by ECAE at low temperatures

# publications[].label
Strength and ductility of powder consolidated ultrafine-grain tantalum

# publications[].label
Resistivity and strength of precipitation-hardened dilute AlAu alloys

# publications[].label
Amorphous Zr-Based Foams with Aligned, Elongated Pores

# publications[].label
Production of submicron-grained structure in aluminum 3003 by ECAE

# publications[].label
Hardness, electrical resistivity, and modeling of in situ Cu-Nb microcomposites

# publications[].label
Low-Temperature Specific Heats of Glassy Pd<inf>1-x-y</inf>Si<inf>x</inf>Cu<inf>y</inf> Alloys

# publications[].label
SUPERCONDUCTIVE MAGNETIC ENERGY STORAGE FOR ELECTRIC UTILITY LOAD LEVELING.

# publications[].label
Novel particulate reinforced tin for tubular Nb3Sn multifilamentary superconductors

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Severe plastic deformation of bulk Nb for Nb3Sn superconductors

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Cyclic-Strain Resistivity in Pure Aluminum at 20 K

# publications[].label
Fabrication of Fine-grain Tantalum Diffusion Barrier Tube for Nb3Sn Conductors

# publications[].label
Mechanical and Electrical Testing of Composite Aluminum Cryoconductors

# publications[].label
Characterization of Several Aluminum Alloys for Moderate-Strength High-Conductivity Applications

# publications[].label
Microstructure, crystallographic texture, and plastic anisotropy evolution in an Mg alloy during equal channel angular extrusion processing

# publications[].label
Product yield of ECAE processed material

# publications[].label
The Three-Dimensional Simulation of Flow Pattern in Equal-Channel Angular Extrusion

# publications[].label
Mechanical Properties of ECAE Nanocrystalline Copper and Nickel

# publications[].label
Machinability of ultrafine-grained copper using tungsten carbide and polycrystalline diamond tools

# publications[].label
CALCULATIONS OF PLASTIC STRAIN AND RESISTIVITY INCREASE IN A COMPOSITE CONDUCTOR SUBJECTED TO CYCLIC STRAIN

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
MICROALLOYED ALUMINUM FOR CRYOGENIC CONDUCTORS

# publications[].label
Microstructure and mechanical properties of tantalum after equal channel angular extrusion (ECAE)

# publications[].label
Influence of intense plastic straining on grain refinement, precipitation, and mechanical properties of Al-Cu-Li-based alloys

# publications[].label
Support System Design Incorporating Carbon/Epoxy Tension Straps for a Four Tesla, One Meter Bore, MRI Magnet

# publications[].label
MECHANICAL BEHAVIOR OF DILUTE ALUMINIUM ALLOYS FOR LOW TEMPERATURE, HIGH CONDUCTIVITY APPLICATIONS.

# publications[].label
Microstructural evolution and mechanical properties of niobium processed by equal channel angular extrusion up to 24 passes

# publications[].label
The effects of low temperature fatigue on the RRR and strength of pure aluminum

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Mechanical Behavior of bulk poly(ethylene terephthalate) subjected to simple shear

# publications[].label
Evaluation of reshaping methods for multi-pass Equal Channel Angular Extrusion

# publications[].label
Processing strategies for niobium sheet used in advanced superconducting particle accelerator cavities

# publications[].label
High-strain rate behavior of nanostructured niobium processed by severe plastic deformation to very large strains

# publications[].label
Thermal stability of ultrafine grained Fe-Cr-Ni alloy

# publications[].label
Chip Morphology and Chip Formation Mechanisms During Machining of ECAE-Processed Titanium

# publications[].label
Severe plastic deformation of nickel-coated aluminum precursor powders at elevated temperatures

# publications[].label
Processing microstructure property relationships in severely deformed tantalum

# publications[].label
Recrystallized grain size in severely deformed pure copper

# publications[].label
ANNEALING STUDY ON ALUMINUM COMPOSITE CRYOCONDUCTORS

# publications[].label
In situ neutron diffraction study on temperature dependent deformation mechanisms of ultrafine grained austenitic Fe-14Cr-16Ni alloy

# publications[].label
CONDUCTOR ND STRUCTURAL COMPONENT - STUDIES FOR DIURNAL ENERGY STORAGE.

# publications[].label
Dynamic behaviors of body-centered cubic metals with ultrafine grained and nanocrystalline microstructures

# publications[].label
Importance of Crystallographic Texture of AZ31B on Flow Stress Anisotropy and Tension-Compression Asymmetry

# publications[].label
Design Aspects of Dual Nb-Ta Sheet Diffusion Barriers for Nb3Sn Conductors

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Consolidation of blended powders by severe plastic deformation to form amorphous metal matrix composites

# publications[].label
Formation of superconducting A -15 V3Ge compound by a composite-diffusion process

# publications[].label
FINE GRAINED NB FOR INTERNAL TIN NB3SN CONDUCTORS

# publications[].label
Effects of strain localization on the corrosion behavior of ultra-fine grained aluminum alloy AA6061

# publications[].label
Consolidation of tungsten carbide-cobalt by extrusion

# publications[].label
EVALUATION OF CHIP MORPHOLOGY DURING MACHINING OF ECAE TITANIUM

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Temperature and grain size dependent plastic instability and strain rate sensitivity of ultrafine grained austenitic Fe-14Cr-16Ni alloy

# publications[].label
Microstructural refinement of niobium for superconducting RF cavities

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Microstructural stability of copper with antimony dopants at grain boundaries: experiments and molecular dynamics simulations

# publications[].label
Microstructure and Mechanical Properties of Heavily Worked and Recrystallized Copper for Low-Temperature Superconductor Applications

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
CONDUCTOR DESIGN AND DEVELOPMENT FOR SUPERCONDUCTING MAGNETIC ENERGY STORAGE MAGNETS.

# publications[].label
Fabrication of Tantalum Sheet for Superconductor Diffusion Barriers

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Grain refinement of niobium by severe plastic deformation

# publications[].label
Microstructure and mechanical properties of fine grain seamless Nb tube by a novel shear deformation process

# publications[].label
Use of mechanical alloying and equal channel angular extrusion to produce nanostructured titanium silicide

# publications[].label
Effects of Grain Size and Purity on the Low Temperature Cyclic Strain Degradation of Stabilizer Aluminum

# publications[].label
Response of microstructure to annealing in in situ Cu-Nb microcomposite

# publications[].label
Shell thickness measurements in composite conductors using ultrasonics

# publications[].label
Fine grained tantalum for composite Nb3Sn superconductor diffusion barrier sheet

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Grain refinement and recrystallization of heavily worked tantalum

# publications[].label
Studying Shear Behavior of Ductile Metals Using an Atomic Force Microscope

# publications[].label
The Effect of Prestrain on Low Temperature Fatigue Induced Resistivity in Pure Aluminum

# publications[].label
Microstructural refinement of tantalum by severe plastic deformation

# publications[].label
ENGINEERING A MORE EFFICIENT ZIRCONIUM GRAIN REFINER FOR MAGNESIUM

# publications[].label
Texture development in two-pass ECAE-processed beryllium

# publications[].label
Fabrication and Performance of an Aluminum-Stabilized Composite Superconductor

# publications[].label
WORKABILITY OF A GAMMA-TITANIUM ALUMINIDE ALLOY DURING EQUAL CHANNEL ANGULAR EXTRUSION

# publications[].label
Effect of grain size on prismatic slip in Mg-3Al-1Zn alloy

# publications[].label
Consolidation of amorphous copper based powder by equal channel angular extrusion

# publications[].label
Superior radiation-resistant nanoengineered austenitic 304L stainless steel for applications in extreme radiation environments.

# publications[].label
Texture Evolution as Determined by In situ Neutron Diffraction During Annealing of Iron Deformed by Equal Channel Angular Pressing

# publications[].label
PROPERTIES OF JOINTS IN COMPOSITE SPECIMENS OF ALUMINUM AND COPPER.

# publications[].label
In situ composites processed by simple shear

# publications[].label
Underground caverns for energy storage using superconductive magnets

# publications[].label
Microstructure and texture of cast Bi<inf>x</inf>Sb<inf>1-x</inf> alloy processed by angular reduction extrusion

# publications[].label
Response of equal channel angular extrusion processed ultrafine-grained T91 steel subjected to high temperature heavy ion irradiation

# publications[].label
A method for measuring interface roughening

# publications[].label
RESIDUAL RESISTIVITY MEASUREMENTS ON HIGH RRR ALUMINUM BY THE EDDY-CURRENT DECAY METHOD

# publications[].label
Total Plastic Strain and Electrical Resistivity in High Purity Aluminum Cyclically Strained at 4.2 K

# publications[].label
Eddy current decay and resistivity measurements on longitudinally grooved high-purity aluminum bars

# publications[].label
Formation/consolidation of WC-Co cermets by simple shear

# publications[].label
MECHANICAL BEHAVIOR OF AZ31 DUE TO TEXTURE AND MICROSTRUCTURE

# publications[].label
Influence of dynamic recrystallization and shear banding on the localized corrosion of severely deformed Al-Mg-Si alloy

# publications[].label
Inverse determination of Johnson-Cook model constants of ultra-fine-grained titanium based on chip formation model and iterative gradient search

# publications[].label
Grain refinement of T91 alloy by equal channel angular pressing

# publications[].label
Processing of Bi90Sb10 by Equal Channel Angle Extrusion

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
EDDY-CURRENT DETERMINATION OF THE EFFECTS OF CYCLIC STRAIN AND TEMPERATURE ON THE MAGNETORESISTIVITY OF PURE ALUMINUM

# publications[].label
Fracture in annealed and severely deformed tungsten

# publications[].label
Hardness and microstructure of tungsten heavy alloy subjected to severe plastic deformation and post-processing heat treatment

# publications[].label
Equal-channel angular extrusion of beryllium

# publications[].label
Texture formation in bulk iron processed by simple shear

# publications[].label
Energy loss, anisotropy, magnetoresistivity and recovery in aluminum strained at 4.2 K

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Consolidation of metallic powders by equal channel angular extrusion

# publications[].label
An Eddy-Current Decay Technique for Low-Temperature Resistivity Measurements

# publications[].label
Microstructure and properties of copper and aluminum alloy 3003 heavily worked by equal channel angular extrusion

# publications[].label
A roadmap for tailoring the strength and ductility of ferritic/martensitic T91 steel via thermo-mechanical treatment

# publications[].label
Grain refinement vs. crystallographic texture: Mechanical anisotropy in a magnesium alloy

# publications[].label
Effect of strain path on texture and annealing, microstructure development in bulk pure copper processed by simple shear

# publications[].label
The equal channel angular extrusion process for materials processing

# publications[].label
Processing of aluminum nickelides by equal-channel angular extrusion

# researcherOn[].label
High Strength and High Ductility Martensitic Steels

# researcherOn[].awardedBy.label
National Science Foundation - (Arlington, Virginia, United States)

# researcherOn[].label
Collaborative Research: Understanding Machining Induced Microstructure Changes to Ti for Implant Applications

# researcherOn[].awardedBy.label
National Science Foundation - (Arlington, Virginia, United States)

# researcherOn[].label
Center for Research Excellence on Dynamically Deformed Solids (CREDDS): Discovering the Role of Heterogeneities in High Strain Rate Mechanical Response-

# researcherOn[].awardedBy.label
United States Department of Energy - (Washington D.C., District of Columbia, United States)

# streetAddress
Texas A&M University; Materials Science & Engineering; 3003 TAMU

# schools[]
Texas A&M Engineering Experiment Station (TEES)

# etdChairOf[].label
Bryant, Don O. (2007-04). Grain refinement of cast niobium via equal channel angular extrusion/annealing. Master's Thesis.

# etdChairOf[].label
Song, Miao (2014-08). Mechanical Properties, Thermal Stability and Radiation Damage of Ferritic Steels Processed by Thermal Mechanical Treatments. Doctoral Dissertation.

# etdChairOf[].label
Onipede, Bolarinwa O. (2007-04). Design of a cross section reduction extrusion tool for square bars. Master's Thesis.

# etdChairOf[].label
Kadri, Shabibahmed Jehangir (2006-10). Microstructural breakdown and scale-up effects in equal channel angular extrusion of cast copper. Master's Thesis.

# etdChairOf[].label
Kao, Yi-Tang (2014-12). Effect of Severe Plastic Deformation and Subsequent Heat Treatment on Hardness and Electrical Conductivity of Oxygen-Free High Conductivity (OFHC) Copper, Commercial Pure Copper, and Copper Chromium Alloy. Master's Thesis.

# etdChairOf[].label
Vasiraju, Venkata 1987- (2012-05). Equal Channel Angular Extrusion of Tungsten Heavy Alloy. Master's Thesis.

# etdChairOf[].label
Murudkar, Rahul R. (2010-10). Development of a Continuous Equal Channel Angular Extrusion (ECAE) Process. Master's Thesis.

# etdChairOf[].label
Springs, Jason Cole (2017-08). Mechanical Properties, Microstructure, and Electrical Resistivity of ECAE Processed OFHC Copper for High Strength and High Conductivity Applications. Master's Thesis.

# etdChairOf[].label
Mathaudhu, Suveen Nigel (2006-10). Fabrication of amorphous metal matrix composites by severe plastic deformation. Doctoral Dissertation.

# etdChairOf[].label
Li, Jin (2017-08). Mechanical Behavior and Irradiation Response in Nanostructured Metals with Low Stacking Fault Energy. Doctoral Dissertation.

# etdChairOf[].label
Balachandran, Shreyas (2015-04). Microstructure Development in Bulk Niobium Following Severe Plastic Deformation and Annealing. Doctoral Dissertation.

# etdChairOf[].label
Foley, David Christopher (2014-07). Texture Control by Selective Deformation Mechanism Activation in Magnesium Alloy. Doctoral Dissertation.