*Research Associate
+Guest Scientist
Amis, Eric J. o Neutron, x-ray and light scattering
eric.amis@nist.gov o Polymer characterization
o Strong interactions in polymer/solvent
systems
o Polyelectrolytes
o Viscoelastic behavior of polymers
Antonucci, Joseph M. o Synthetic and polymer chemistry
joseph.antonucci@nist.gov o Dental composites, cements and adhesion
o Antioxidants
Barnes, John D. o Gas and vapor transport in polymers
john.barnes@nist.gov o X-ray scattering
o Computer applications in polymer
measurements
Bauer, Barry J. o Polymer synthesis
barry.bauer@nist.gov o Neutron, x-ray and light scattering
o Dendrimers
o Thermal characterization
Beck Tan, Nora o Polymer Interfaces
nora.becktan@nist.gov o Structural Characterization of Polymers
and Polymer Blends
Blair, William R. o Polymer analysis by size exclusion
william.blair@nist.gov chromotography
o Environmental durability of coatings
o Diffusion and absorption of gases in
polymeric matrices
Bowen, Rafael L.* o Adhesion
rafael.bowen@nist.gov o Dental composites
o Novel Monomer Synthesis
Briber, Robert M.+ o Structure and morphology of polymers
robert.briber@nist.gov o Electron microscopy
o X-ray scattering
Broadhurst, Martin G.+ o Dielectric measurements
martin.broadhurst@nist.gov o Piezoelectric and pyroelectric modeling
and theory
o Equation of state of polymers
o Ionic conduction
Bur, Anthony J. o Dielectric properties of polymers
anthony.bur@nist.gov o Fluorescence and optical monitoring of
polymer processing
o Piezoelectric, pyroelectric polymers
o Viscoelastic properties of polymers
Campbell, Jr., Gordon C.+ o Solid state NMR of polymers
o Off-resonance proton irradiation
techniques
Carey, Clifton M.* o Dental plaque
clifton.carey@nist.gov o Microanalytical analysis techniques
o Phosphate chemistry
o Ion-selective electrodes
Chang, Shu Sing+ o Thermal properties of polymeric and
composite materials
o Composite process monitoring
o Electronic packaging materials
o Polymer phase transitions
o Precision electrical and temperature
measurements
Cherng, Maria* o Calcium phosphate biomaterials
maria.cherng@nist.gov
Chiang, Martin Y. o Computational mechanics (finite element
martin.chiang@nist.gov analysis)
o Strength of materials
o Engineering mechanics of polymer based
materials
Colucci, Dina M. o Nonlinear viscoelasticity
dina.colucci@nist.gov o Physics and modeling of polymer glasses
Chow, Laurence C.* o Calcium phosphate compounds
laurence.chow@nist.gov o Dental and biomedical cements
o Solution chemistry
o Topical dental fluorides
Dadmun, Mark D. o Liquid-crystalline polymers
mark.dadmun@nist.gov o Polymer Gelation
o Light and neutron scattering
Davis, G. Thomas o Electronic packaging
george.davis@nist.gov o Polymer crystallization
o X-ray diffraction of polymers
o Polarization distribution
o Piezoelectricity in polymers
DeReggi, Aime S. o Polarization-depth profiles in polymers
aime.dereggi@nist.gov o Space charge in dielectrics
o Ferroelectric polymers
o Polymeric piezo- & pyroelectric devices
Dickens, Brian o Polymer oxidation
brian.dickens@nist.gov o Monomer design and free radical curing
o Automation
o Photoacoustic spectroscopy
Dickens, Sabine* o Clinical dentistry
sabine.dickens@nist.gov o Dental composites
o Dental adhesives
o Transmission electron microscopy
Di Marzio, Edmund A. o Statistical mechanics of polymers
edmund.dimarzio@nist.gov o Phase transitions
o Glasses
o Polymers at interfaces
Douglas, Jack F. o Theory on polymer solutions and blends
jack.douglas@nist.gov o Transport properties of polymer solutions
and suspensions
o Polymers at interfaces
o Scaling and renormalization group
calculation
Dunkers, Joy P. o Polymer characterization
joy.dunkers@nist.gov o Infrared microspectroscopy of polymers
o Fiber optics spectroscopy
o Process monitoring and control
Eanes, Edward D.* o Structure of bones and teeth
edward.eanes@nist.gov o Calcium phosphate compounds as dental
materials
o Effects of solution and biological
molecules on precipitation of
calcium phosphates
o Liposome studies
Eichmiller, Frederick C.* o Clinical dentistry
frederick.eichmiller@nist.gov o Composites
o Dentin adhesives
Eidelman, Naomi N.* o Prevention of calcification in the
naomi.eidelman@nist.gov cardiovascular system
o Effect of phosphonates, cholesterol and
phospholipids on calcium phosphate
formation
o Characterization of calcified deposits by
FTIR microscopy
Ermi, Brett D.+ o Neutron and light scattering
brett.ermi@nist.gov o Polymer characterization
o Strong interactions in polymer solvent
systems
o Polyelectrolytes
Fanconi, Bruno M. o Infrared & Raman spectroscopy of polymers
bruno.fanconi@nist.gov o Structure of polymers
o Polymer fracture
o Process monitoring of polymer composites
Farahani, Mahnaz* o Radiation chemistry/physics
mahnaz.farahani@nist.gov o Analytical chemistry
Feng, Yi+ o Temperature jump light scattering
o Phase separation kinetics of polymer blend
Flynn, Kathleen M. o Permeability Measurements
kathleen.flynn@nist.gov o Flow Visualization Experiments
Fowler, Bruce O.* o Infrared and laser Raman structural
bruce.fowler@nist.gov analysis of calcium phosphates
George, Laurie A.* o Glass-ceramics
laurie.george@nist.gov
Gettinger, Constance L. o Neutron and light scattering
constance.gettinger@nist.gov o Ion containing polymers and copolymers
Giuseppetti, Anthony A.* o Casting of dental alloys
anthony.giuseppetti@nist.gov o Mercury-free amalgam alterative
Griffith, Kwame N.+ o Resin chemistry
o Cure monitoring
Gusler, Gloria M. o Physical aging of polymers
o Crazing of polymers
Guttman, Charles M. o Solution properties of polymers
charles.guttman@nist.gov o Size exclusion chromatography
o Semicrystalline polymer chain
configurations
o Mass spectroscopy of polymers
o Diffusion and absorption of pollutant
gases by polymeric matrices
Hailer, Arthur W.* o Chemical reactions, chemical analysis
Han, Charles C. o Phase behavior of polymer blends
charles.han@nist.gov o Phase separation kinetics of polymer
blends
o Polymer characterization and diffusion
o Shear mixing/demixing and morphology
control of polymer blends
o Static, time resolved, and quasi-elastic
scattering of light and neutron
Holmes, Gale A. o Composite interface science
gale.homes@nist.gov o Chemical structure-mechanical property
relationships for polymers
o Polymer chemistry
o Mass spectroscopy
Hoffman, Kathleen M.* o Amalgam alternative material
kathleen.hoffman@nist.gov o Scanning electron microscopy
o Nuclear magnetic resonance spectroscopy
Horkay, Ferenc+ o Rubber thermodynamics
ferenc.horkay@nist.gov o Gels
Hunston, Donald L. o Adhesion science and technology
donald.hunston@nist.gov o Fracture behavior of polymers
o Processing and failure behaviors of
polymer composites
o Flow behavior of dilute high polymer
solutions
o Macromolecular-small molecule binding
Huynh, Hai+ o Rubber recycling
o Mechanical properties of concrete
Ishikawa, Kunio* o Calcium phosphate compounds
Jackson, Catheryn L. o Structure and morphology of polymers
catheryn.jackson@nist.gov o Transmission and scanning electron
microscopy
o Finite-size effects on crystalline melting
and glass transition temperatures
o Liquid crystalline polymers
o Microcellular foams morphology
Johnsonbaugh, David S. o Atomic absorption spectrophotometry
david.johnsonbaugh@nist.gov o Microbiology
Karim, Alamgir o Thin film phase behavior of polymer blends
alamgir.karim@nist.gov o Morphology of thin polymer blend films
o Block copolymer ordering properties
o Neutron and x-ray reflection, scattering
Kelly, J. Robert+ o Bioceramics
o Clinical-laboratory test correlation
o Dental ceramics
o Failure analysis; dental prostheses
o Finite element analysis
o Weibull analysis
Khoury, Freddy A. o Crystallization, structure and
freddy.khoury@nist.gov morphology of polymers (including
polymer blends)
o Analytical electron microscopy of
polymers
o Wide angle and small angle x-ray
diffraction
o Structure and mechanical property
relationships
Kim, Sanghoon+ o Small angle light scattering and optical
sanghoon.kim@nist.gov microscopy
o Shear induced phase transition
o Phase separation kinetics
Kryder, Samuel J.+ o Electronic circuit design and
construction
o Electronic troubleshooting and repair
Kurakawa, Hidenobu+ o Polymer solution thermodynamics
o Small angle neutron scattering
Li, Shuiqiang+ o Instrument design and building for light
shuiqiang.li@nist.gov scattering and microscope with twin
screw extruder
Liao, Hongyan* o Statistical data analysis
hongyan.liao@nist.gov o Experimental design
Liao, Kin+ o Fatigue, damage, and NDE of composites
kin.liao@nist.gov o Environmental durability of composites
o Behavior of ceramic composites
Liu, D.-W. o Polymer synthesis
da-wei.liu@nist.gov o Polymer characterization - TGA, DSC, GPC,
FT-IR, NMR, SEM
Lowry, Robert E. o Applications of fluorescence
robert.lowery@nist.gov spectroscopy to polymeric systems
o Synthesis of chromophore-labeled
polymers
Ly, Agnes K.* o Clinical dental assistant
o Adhesion measurements
Macturk, Kenneth S. o Polymer composite interfaces
o Adhesion
Marjenhoff, William A.+ o Research Administration
william.marjenhofff@nist.gov
Markovic, M.+ o Calcium phosphate chemistry
milenko.markovic@nist.gov o Biomineralization (normal and
pathological)
o Crystal growth and dissolution kinetics
o Heterogeneous equilibria
Mathew, Mathai* o Crystallography
o Calcium phosphate compounds
Maurey, John M. o Ultracentrifugation
john.maurey@nist.gov o Rayleigh light scattering
o Osmometry
o Densimetry
o Refractometry
o Intrinsic viscosity
McDonough, Walter G. o Processing and cure monitoring polymer
walter.mcdonough@nist.gov composites o Failure and fracture of
polymers
o Polymer composite interfaces
McKenna, Gregory B. o Failure, yield and fracture of polymers
gregory.mckenna@nist.gov o Nonlinear viscoelasticity
o Molecular rheology
o Physics of polymer glasses
o Rubber thermodynamics and mechanics
o Mechanics of composites
McKinney, John E.+ o Tribiology of dental composites, cements
and alloys
Migler, Kalman o Effects of shear and pressure on phase
kalman.migler@nist.gov behavior
o Fluorescence and optical monitoring of
polymer processing
o Liquid crystals
o Surface rheology
Misra, Dwarika N.* o Surface chemistry
dwarika.misra@nist.gov o Adhesion
o Chemisorption
o Adsorption from solutions
Mopsik, Frederick L. o Dielectric measurements and behavior
frederick.mopsik@nist.gov o Automated measurement design
o Computerized data analysis and
programming
o Electrical properties of polymers
Nakatani, Alan I. o Polymer blends and solution properties
alan.nakatani@nist.gov under shear
o Small angle neutron scattering
o Phase behavior of polymer blends
Neff, Raymond A. o Processing of thermoset polymers
raymond.neff@nist.gov o Cure monitoring and sensors
o Rheology
Parnas, Richard S. o Flow through porous media with
richard.parnas@nist.gov heterogeneous structure
o Surface rheology
o Polymer dynamics
o Evancescent wave optical fiber
fluorescence monitoring
o Control of the liquid molding process
Parry, Edward E.* o Dental appliance and crown and bridges
edward.parry@nist.gov fabrication
o Machine shop applications
Phelan, Jr., Frederick R. o Resin transfer molding: modeling and
frederick.phelan@nist.gov processing studies
o Viscoelastic flow modeling
o Flow in porous media
Raghavan, Dharmaraj T.+ o Rubber recycling
Dharmaraj.Raghavan@nist.gov o Interface chemistry
o Mechanical properties of concrete
Ranganathan, Sridhar+ o Computerized modeling of fluid flow
o Process simulation models for composites
o Structure-based property predictions for
porous media
Ratzker, Menahem B.* o Electrodeposition
menahem.ratzker@nist.gov
Reed, Benjamin B.* o Synthetic and polymer chemistry
benjamin.reed@nist.gov o Polymerization expanding monomers
o Laboratory automation
Rose, Karen J. o Topical fluoridation for professional
karen.rose@nist.gov application
Roth, Steven C. o Piezoelectric polymer transducers-
steven.roth@nist.gov fabrication and applications
o Vacuum deposition of metals
o Calibration of polymer transducers
o Microcomputer interfacing
o Fluorescence measurements
Rupp, Nelson W.* o Clinical dentistry
o Amalgams
o Direct golds
o Composites
o Microleakage
o Dentin adhesives
Sanin, Norman D.* o Topical dental fluorides
norman.sanin@nist.gov o Calcium phosphate cements
Schen, Michael A. o Non-linear optical polymer
michael.schen@nist.gov o Optical spectroscopy
o Micoelectronics packaging materials
o Photonics
o Coefficient of thermal expansion
o National technology roadmaps in
electronics
Schultheisz, Carl R. o Failure of composites
carl.schultheisz@nist.gov o Experimental mechanics
o Torsional dilatometry
o Physics of polymer glasses
Schumacher, Gary E. o Clinical dentistry
o Composites
o Dentin adhesives
Sieck, Barbara A.* o Calcium phosphate compounds
o Chemical analysis
o Remineralization
Skrtic, Drago* o Calcium phosphates as dental materials
drago.skrtic@nist.gov o Lipsome studies
Smith, Leslie E. o Adsorption of polymers
leslie.smith@nist.gov o Polymer degradation reactions
Stansbury, Jeffrey W. o Synthetic chemistry
jeffrey.stansbury@nist.gov o Polymers and polymer composites
o Polymerization expanding monomers
o Fluorinated polymers
Stephenson, Maurice A.S.* o Nuclear magnetic resonance and
maurice.stephenson@nist.gov chromatography
o Synthetic and polymer chemistry
o Composites development
o Catalysis
Sung, Li-Piin+ o Neutron and light scattering
o Polymer characterization
o Phase separation kinetics and
morphology of polymers
Takagi, Shozo* o Crystallography
shozo.takagi@nist.gov o X-ray diffraction
o Calcium phosphate biomaterials
o Topical fluoridation
o De- and remineralization
Tesk, John A. o Biomaterials-industrial relations
john.tesk@nist.gov o Bond strength characterization
o Casting of alloys
o Strength of dental systems
o Thermal expansion and properties of
dental materials
o Finite element studies
o Porcelain-metal systems
o Weibull analysis
o Processing of dental ceramics,
effects of
o Wear testing, orthopaedic materials
Tomazic, Branko* o Atherosclerotic plaque
o Biological calcium phosphate compounds
o Pathological cardiovascular calcification
Tung, Ming A.* o Chemistry of calcium phosphate compounds
ming.tung@nist.gov o Remineralization studies
o Standard reference materials
VanderHart, David L. o Measurement of orientation in polymer
david.vanderhart@nist.gov fibers and films
o Solid state NMR of polymers
o Measurement of polymer morphology at
the 2-50 nm scale
o Pulsed field gradient NMR
Van Zanten, John H. o Complex fluids
o Polymer interfaces
o Scattering of light, neutrons & x-rays
o Biophysics
o Interfacial phenomena
o Scanning probe microscopy
Valachovic, Diane E.+ o Light and neutron scattering
diane.valachovic@nist.gov o Polyelectrolytes
o Polymer characterization
o Dendrimers
Verdier, Peter H. o Polymer solution properties
peter.verdier@nist.gov o Polymer chain dynamics in solution
o Statistical analysis of data
o Error estimation
o Computer simulation of polymer chain
dynamics
Vogel, Gerald L.* o Dental plaque chemistry, chemistry of
norman.sanin@nist.gov calcium phosphates
o Microanalytical techniques
Waldron, William K.+ o Nonlinear viscoelasticity
william.waldron@nist.gov o Mechanics and thermodynamics of rubber
Wallace, William E. o Surface and interface behavior
william.wallace@nist.gov o Ion beam and electron spectroscopies
o X-ray and neutron reflectivity
Wang, Francis W. o Photophysics and photochemistry of
francis.wang@nist.gov polymers
o Fluorescence spectroscopy
o Thermodynamic and frictional properties
of macromolecules
Woerdeman, Dara+ o Permeability
o Composite process monitoring
o Evanescent wave optical fiber
fluorescence monitoring
Wu, Wen-li o Neutron and x-ray scattering and
wen-li.wu@nist.gov reflectivity
o Electron microscopy
o Mechanical behavior of polymers and
composites
o Polymer surfaces and interfaces
Yu, Jae-Woong+ o Polymer blend characterization
o Dye labeling
o Small angle light scattering and
fluorescence microscope
Zhou, Chunlin+ o Polymer synthesis
o Light and neutron scattering
o Polymer blends containing specific
interactions
Zhang, Zhen* o Microanalysis of dental plaque