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CCMP@UARK
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List of
Invited Talks by Group Members
- Invited presentation at the 2008 APS March Meeting; New Orleans,
Louisiana, March 10-14, 2008;
``Properties of Ferroelectric Nanostructures,''
Inna Ponomareva, L. Bellaiche, I. Kornev, B.-K. Lai, I.I.
Naumov, R. Resta and S. Prosandeev.
- Invited presentation at the 2008 SIAM Conference on Mathematical
Aspects of Materials Science (MS08); Philadelphia, Pennsylvania, May
11-14, 2008;
``Computational modeling of multifunctional materials,''
I. Kornev, S. Lisenkov, R. Haumont, B. Dkhil and L. Bellaiche.
- Keynote presentation at the International Conference on Computational and Experimental Engineering and Sciences; Honolulu, Hawaii, March 16-22, 2008;
``Control of vortices by homogeneous fields in asymmetric dipolar systems,'' S. Prosandeev, I. Ponomareva, I. Kornev and L. Bellaiche.
- Presentation at the 2008 Workshop on Fundamental Physics
of Ferroelectrics; Williamsburg, Virginia, February, 10-13, 2008;
``Control of vortices by homogeneous fields in asymmetric
ferroelectric and ferromagnetic rings: An unifying theoretical
approach,''
S. Prosandeev, I. Ponomareva, I. Kornev and L. Bellaiche.
- Presentation at the 2008 Workshop on Fundamental Physics
of Ferroelectrics; Williamsburg, Virginia, February, 10-13, 2008;
``Properties of ferroelectrics, ferromagnetics, and
multiferroics from atomistic simulations,''
L. Bellaiche, S. Bin-Omran, I. Kornev, S. Lisenkov, L.
Louis, I. Ponomareva, S. Prosandeev,
R. Haumont, G. Geneste, B. Dkhil, T. Ostapchuk, J. Hlinka and J. Petzelt.
- Presentation at the 2008 Workshop on Fundamental Physics
of Ferroelectrics; Williamsburg, Virginia, February, 10-13, 2008;
``High-frequency dielectric response of paraelectric BaTiO3,''
I. Ponomareva, L. Bellaiche, T. Ostapchuk, J. Hlinka and
J. Petzelt.
- Presentation at the 2008 Workshop on Fundamental Physics
of Ferroelectrics; Williamsburg, Virginia, February, 10-13, 2008;
``Finite-temperature properties of multiferroic BiFeO3
from first principles,''
I. A. Kornev, S. Lisenkov, R. Haumont, B. Dkhil and L. Bellaiche.
- Invited presentation at the European School on
Multiferroics; Grenoble, France; July 02-06, 2007;
``Effective Hamiltonian
approaches,'' L.
Bellaiche.
- Invited presentation at the 14th Semiconducting and Insulating
Materials Conference (SIMC-XIV); Fayetteville, Arkansas; May 15-20,
2007;
``Unusual phenomena in
ferroelectrics,'' L.
Bellaiche, Huaxiang Fu, I. Kornev, Bo-Kuai Lai, Sergey Lisenkov,
Ivan I. Naumov, I. Ponomareva, Sergey Prosandeev and G.J. Salamo.
- Invited presentation at the International Symposium on Integrated
Ferroelectrics (ISIF) 2007; Bordeaux, France; May 8-12,
2007;
``Unusual phenomena in
ferroelectrics,'' L.
Bellaiche, P. Bouvier, B. Dkhil, Huaxiang Fu, P.-E. Janolin, I. Kornev, J. Kreisel,
Bo-Kuai Lai, Sergey Lisenkov, Ivan I. Naumov, I. Ponomareva,
Sergey Prosandeev, G.J. Salamo, and E. Suard.
- Colloquium at Institute of Physics, Prague, Czech Republic, March 27
2007;
``Designing and
understanding nanowonders from first-principles'', L. Bellaiche.
- Invited presentation at the 2007 APS March Meeting; Denver,
Colorado, March 5-9, 2007;
``Unusual phenomena in nanodots
of ferroelectrics,'' S. Prosandeev, I.
Ponomareva, I. Kornev, I. Naumov and L. Bellaiche.
- Presentation at the 2007 Workshop on Fundamental Physics of
Ferroelectrics; Williamsburg, Virginia, February, 11-14, 2007;
``Phase diagram of Pb(Zr,Ti)O3
solid solutions from first
principles'', Igor A.
Kornev, L. Bellaiche, P.-E. Janolin, B. Dkhil and E. Suard.
- Presentation at the 2007 Workshop on Fundamental Physics of
Ferroelectrics; Williamsburg, Virginia, February, 11-14, 2007;
``Novel
depolarizing-field-induced phenomena in ferroelectric nanostructures'',
L. Bellaiche,
I. Kornev, Bo-Kuai Lai, Sergey Lisenkov, I. Ponomareva, Sergey
Prosandeev, and R. Resta.
- Presentation at the 2007 Workshop on Fundamental Physics of
Ferroelectrics; Williamsburg, Virginia, February, 11-14, 2007;
``Ferroelectric Nanoscale Domain
Structures computed by Finite Element'', D. Albrecht, D.
Aubry, L. Bellaiche and B. Dkhil.
- Presentation at the 2007 Workshop on Fundamental Physics of
Ferroelectrics; Williamsburg, Virginia, February, 11-14, 2007;
``First-principles study of
electric-field-induced domain evolution in ferroelectric ultrathin films'',
Bo-Kuai Lai,
I. Ponomareva, I. I. Kornev, L. Bellaiche and G. J. Salamo.
- Colloquium at ICMAB, Barcelona, Spain, January 18 2007;
``Designing and understanding
nanowonders from first-principles'', L. Bellaiche.
- Colloquim at the the Joint Institute for Nuclear Research in
Dubna, Russia, December 21-23, 2006;
``Toroidal moments in
low-dimensional (nano) structures of ferroelectrics,'' S. Prosandeev, I.
Ponomareva, I. Naumov, I. Kornev, and L. Bellaiche.
- Invited presentation at the 8th International
Conference on Solid-State and Integrated-Circuit Technology, Shanghai
(China), October 21-27, 2006;
``Controlling the toroidal moment in ferroelectric dots'',
S. Prosandeev, I. Ponomareva, I. Naumov, I. Kornev, and L.
Bellaiche.
- Invited presentation at the 18th International
Symposium on Integrated Ferroelectrics (ISIF 2006), Honolulu, Hawaii,
April 23-27, 2006;
``Phase Transitions and Ferroelectricity in Pb(ZrTi)O3
Nanodots and Nanowires'', Ivan Naumov, Laurent Bellaiche
and H. Fu.
- Invited presentation at the INBRE conference;
Fayetteville, Arkansas, February 25, 2006;
``Materials By Design'', Huaxiang Fu and L.
Bellaiche.
- Invited presentation at the 2005 American Conference
on Crystal Growth and Epitaxy; Big Sky Resort, Montana, July 10, 2005;
``Phase Transitions in ferroelectric
Nanostructures'', given by Ivan I. Naumov.
- Invited presentation at the Japanese Physical Society
meeting; Chiba, Japan, March 19, 2005;
``Study of complex ferroelectrics from
first-principles'', given by L. Bellaiche.
- Colloquim at Waseda University; Tokyo, Japan, March
15, 2005;
``Building nanowonders from scratch'', given
by L. Bellaiche.
- Invited presentation at the 42nd annual New Horizons
in Science Briefing; Fayetteville (AR), November 07-10, 2004;
``Building the next nanowonders from scratch'',
given by L. Bellaiche.
- Invited presentation at ACM midwest regional meeting;
Manhattan, Kansas , October 20-22, 2004;
``Unusual phase transition in alloys of ScN/GaN
and ScN/InN'', given by V. Ranjan.
- Invited presentation at the XIII International
Materials Research Congress; Cancun (Mexico), August 23-24, 2004;
``Properties of Ferroelectric Nanostructures From
First-Principles'', given by L. Bellaiche.
- Colloquium at Ecole Centrale; Paris (France), June 22,
2004;
``Properties of Ferroelectric Thin Films From
First-Principles'', presented by L. Bellaiche.
- Invited presentation at the 3rd "International
Conference on Computational Modeling and Simulation of Materials";
Acireale, Sicily (Italy), May 30-June 4, 2004;
``First-principles investigations of perovskite
ferroelectric systems", presented by H. Fu.
- Invited presentation at the 2004 Workshop on
Fundamental Physicsof Ferroelectrics; Williamsburg, Virginia, February,
8-11, 2004;
``Ferroelectric BaTiO3 Quantum Dots'',
presented by H. Fu.
- Invited presentation at the 2004 Workshop on
Fundamental Physicsof Ferroelectrics; Williamsburg, Virginia, February,
8-11, 2004;
``High pressure phases in highly
piezoelectricPbZr0.52Ti0.48O3'',
presented by I. Kornev.
- Invited presentation at the 2004 conference onMaterial
technology and Design of Integrated Piezoelectric Devices; Courmayer
(Italy), February 2-4, 2004;
``Understanding and design of insulating
perovskites from first-principles'', presented by L. Bellaiche.
- Colloquium at Ecole Centrale; Paris (France), June 19,
2003;
``Finite-Temperature Properties of Ferroelectric
Alloys From First Principles'' , presented by L. Bellaiche.
- Colloquium at the University of Arkansas (Chemistry
department); Fayetteville (AR), March, 2003;
``Finite-Temperature Properties of Ferroelectric
Alloys From First Principles'' , presented by L. Bellaiche.
- Invited presentation at the 2003 Workshop on
FundamentalPhysics of Ferroelectrics; Williamsburg, VA, February 2-5
2003;
''Properties of Piezoelectric Materials from
First Principles'' , presented by Laurent Bellaiche.
- Colloquium at the University of Arkansas, Fayetteville
(AR),September 27, 2002;
``Finite temperature properties of ferroelectric
alloys from first principles'', presented by Laurent Bellaiche.
- Invited presentation at the kickoff meeting on ONR
Designof Piezoelectric Materials for Transducers Program; Washington
D.C., May 9 2002;
``T-dependent and electrically induced phase
transitionsfrom first-principles derived effective Hamiltonians,'',
presented by Laurent Bellaiche.
- Invited presentation at the 2002 Workshop on
FundamentalPhysics of Ferroelectrics; Washington D.C., February 3-6
2002;
``Electric-Field Induced Polarization Paths and
ActiveOptical Phonons in Perovskite Alloys'', presented by Laurent
Bellaiche.
- Invited presentation at the 2001 MRS Fall Meeting,
Boston, November 26-30, 2001;
``Electronic and Optical anomalies in complex
nitridealloys'', presented by Laurent Bellaiche.
- Invited presentation at the 2001 International Narrow
Band-gapNitride Semiconductors Workshop; Singapore, October 7-11, 2001;
`Optical and Electronic Properties of
[Ga,In][As,N] Alloys'', presented by Ahmad Al-Yacoub.
- Invited presentation at the 2001 Workshop on
Thermodynamicand Structural Properties of Materials; Avignon, France,
September 9-14 2001;
`Anomalous properties in
ferroelectricsinduced by atomic ordering'', presented by Aaron
George.
- Invited presentation at the 2001 March Meeting of the
AmericanPhysical Society; Seattle (WA), March 12-16 2001;
`Finite-Temperature Properties of
Ferroelectric solid solutions From First-Principles'', presented by
Laurent Bellaiche.
- Invited presentation at the 2001 Workshop on
FundamentalPhysics of Ferroelectrics; Williamsburg (VA), February 4-7
2001;
``Composition modulation in Pb(Sc,Nb)O3
alloys'', presented by Laurent Bellaiche.
- Invited presentation at the 2000 polarization effects
onsemiconductors Workshop; Glacier National Park, Montana, August 27-31
2000;
``Anomalous optical properties in
complexsemiconductor alloys '', presented by Ahmad Al-Yacoub.
- Invited presentation at the Twelfth Annual Workshop on
RecentDevelopments in Electronic Structure Methods, Atlanta, Georgia ,
May 19-22, 2000;
``Finite-Temperature Properties of
FerroelectricAlloys From First-Principles'', presented by Laurent
Bellaiche.
- Invited presentation at the 1999 March Meeting of the
AmericanPhysical Society; Atlanta (GA), March 20-26 1999;
``Structural Properties of Ferroelectric
Alloys'',presented by Laurent Bellaiche.
- Invited presentation at the 1998 March Meeting of the American
Physical Society; Los Angeles (CA), March 16-20 1998;
``Electronic Structure of Nitride
Alloys'', presented by Laurent Bellaiche.
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Some
contributed presentations
- Presentation at the JMC 11; Strasbourg, France, August 25-29, 2008;
``Temperature phase dependence in thin films BiFeO3: a
combined theoretical and experimental approach,''
B. Dupe, I. Ponomareva, L. Bellaiche, G. Geneste, M.
Bibes, A. Barthelemy, and B. Dkhil.
- Presentation at the 2008 APS March Meeting; New Orleans, Louisiana,
March 10-14, 2008;
``A new order parameter in complex dipolar structures,''
Sergey Prosandeev and L. Bellaiche.
- Presentation at the 2008 APS March Meeting; New Orleans, Louisiana,
March 10-14, 2008;
``Dynamics of domains switching in epitaxial
BaTiO3/SrTiO3 superlattices from first principles,''
Sergey Lisenkov, Inna Ponomareva and L. Bellaiche.
- Poster at the 2008 Workshop on Fundamental Physics
of Ferroelectrics; Williamsburg, Virginia, February, 10-13, 2008;
``Investigation of BaTiO3 nanowires and nanocomposites
from first principles,''
L. Louis, I. Ponomareva, L. Bellaiche, G. Geneste and B. Dkhil.
- Poster at the 2008 Workshop on Fundamental Physics
of Ferroelectrics; Williamsburg, Virginia, February, 10-13, 2008;
``Domains switching in epitaxial BaTiO3/SrTiO3
superlattices from first principles,''
S. Lisenkov, I. Ponomareva and L. Bellaiche.
- Poster at the 2008 Workshop on Fundamental Physics
of Ferroelectrics; Williamsburg, Virginia, February, 10-13, 2008;
``Thickness-controlled structure of ferroelectric thin films,''
P.-E. Janolin, B.-K. Lai, Y. Yuzyuk L. Bellaiche and B. Dkhil.
- Poster at the 2008 Workshop on Fundamental Physics
of Ferroelectrics; Williamsburg, Virginia, February, 10-13, 2008;
``Dependence of polarization on epitaxial strain in
ferroelectric ultrathin films from first principles,''
S. Bin-Omran, I. Ponomareva and L. Bellaiche.
-Presentation at the EMF-2007, 11th European
Meeting on Ferroelectricity; Bled, Slovenia; September 3-7, 2007;
``Broad-Band Dielectric
Spectroscopy of (Ba,Sr)TiO3 Ceramics,'' T.
Ostapchik, J. Petzelt,
S. Veljko, M. Savinov, F. Kadlec, A. Tkach, P. Vilarinho, A. Sotnikov,
E. Smirnova, V. Lemanov, I. Ponomareva and L. Bellaiche.
- Presentation at the EMF-2007, 11th European Meeting on
Ferroelectricity; Bled, Slovenia; September 3-7, 2007;
``Temperature and thickness
evolution of ferroelectric thin films,'' P.E. Janolin, B.-K.
Lai, I. Yuzuk, L. Bellaiche, Yu I. Golovko, V.M. Murkhortov, F. Le
Marrec, M. El Marssi and B.
Dkhil.
- Presentation at the EMF-2007, 11th European Meeting on
Ferroelectricity; Bled, Slovenia; September 3-7, 2007;
``Structure Analysis on
Ferroelectric Nanowires,'' L. Louis, P. Gemeiner, W. Ma, N.
Setter, I. Ponomareva, L. Bellaiche, G. Geneste and B. Dkhil.
- Presentation at the EMF-2007, 11th European Meeting on
Ferroelectricity; Bled, Slovenia; September 3-7, 2007;
``Ferroelectric Nanoscale
Domain Structures computed by Finite Element,'' D. Albrecht, D.
Aubry, L. Bellaiche and B. Dkhil.
- Presentation at the EMF-2007, 11th European Meeting on
Ferroelectricity; Bled, Slovenia; September 3-7, 2007;
``A new critical temperature in
relaxor-based systems,'' B. Dkhil, P. Gemeiner, L.
Bellaiche, E. Dul’kin and M. Roth.
- Presentation at the International Symposium on Integrated
Ferroelectrics (ISIF) 2007; Bordeaux, France; May 8-12, 2007;
``Ferroelectric nanowires : a
combined experimental and theoretical investigation,'' L.
Louis, W. Ma, P. Gemeiner, B.
Dkhil, G. Geneste, I. Ponomareva, L. Bellaiche, and N. Setter
- Presentation at the International Symposium on Integrated
Ferroelectrics (ISIF) 2007; Bordeaux, France; May 8-12, 2007;
``Ferroelectric thin films
investigated by x-ray diffraction,'' P.-E.
Janolin, L. Bellaiche, B.
Dkhil, M. El Marssi, Yu.I.
Golovko, Bo-Kuai Lai, F. Le Marrec, V.M. Mukhortov, Yu. I. Yuzyuk.
- Presentation at the International Symposium on Integrated
Ferroelectrics (ISIF) 2007; Bordeaux, France; May 8-12,
2007;
``A new temperature scale in
relaxor-based systems,'' B. Dkhil, P. Gemeiner, L.
Bellaiche, E. Dul’kin and M. Roth.
- Presentation at the 2007 APS March Meeting; Denver, Colorado,
March 5-9, 2007;
``Phase diagram of PZT solid
solutions near the morphotropic phase boundary from first principles,''
Igor Kornev
and L. Bellaiche
- Presentation at the 2007 APS March Meeting; Denver, Colorado,
March 5-9, 2007;
``Influence of the growth
direction on properties of ferroelectric ultrathin films,'' Inna Ponomareva and L.
Bellaiche.
- Poster at the 2007 Workshop on Fundamental Physics of Ferroelectrics;
Williamsburg, Virginia, February, 11-14, 2007;
``Novel phenomena in
ferroelectric nanodots'', S. Prosandeev, I. Kornev
and L. Bellaiche.
- Poster at the 2007 Workshop on Fundamental Physics of Ferroelectrics;
Williamsburg, Virginia, February, 11-14, 2007;
``Finite-temperature properties
of epitaxial BaTiO3/SrTiO3
superlattices from first principles'', Sergey Lisenkov and L.
Bellaiche.
- Poster at the 2007 Workshop on Fundamental Physics of Ferroelectrics;
Williamsburg, Virginia, February, 11-14, 2007;
``Properties of ferroelectric
ultrathin films grown along [001], [110] and [111] directions'',
Inna Ponomareva
and L. Bellaiche.
-Presentation at the Fall 2006 MRS Meeting;
Boston, MA, November 27--December 01, 2006; ``First-Principles
Study of Domain Evolution in Ferroelectric Ultrathin Films'',
Bo-Kuai Lai, Inna Ponomareva, Ivan Naumov, Igor
Kornev, Huaxiang Fu, Laurent Bellaiche and Greg Salamo.
- Presentation at the XV International Materials
Research Congress 2006; Cancun, Mexico, August, 20-26, 2006;
``Stress effect on ferroelectric materials',' Pierre-Eymeric
Janolin, Brahim Dkhil, Jens Kresiel, Pierre Bouvier, Igor
Kornev, and L. Bellaiche.
- Presentation at the U.S. Navy Workshop on Acoustic
Transduction Materials and Devices, PennState, State College
(USA), May, 08-11, 2006; Changing the chirality of dipolar
vortices in ferroelectric nanodots'', S. Prosandeev,
I.Ponomareva, I. Naumov, I. Kornev, and L. Bellaiche.
- Presentation at the 2006 APS March Meeting; Baltimore,
Maryland, March 13-17, 2006; ``Ferroelectricity of
Perovskites under Pressure'', Igor Kornev, L.
Bellaiche, P. Bouvier, P.-E. Janolin, B. Dkhil and J. Kreisel.
- Presentation at the 2006 APS March Meeting; Baltimore,
Maryland, March 13-17, 2006; ``Ferrolectric nanodots and
nanowires under different electrical and mechanical boundary
conditions'', Inna Ponomareva, Ivan Naumov and L.
Bellaiche.
- Presentation at the 2006 APS March Meeting; Baltimore,
Maryland, March 13-17, 2006; ``Critical Behaviors in
Pb(Zr,Ti)O3 Ultrathin films '', Emad Almahmoud,
Igor Kornev and L. Bellaiche.
- Presentation at the 2006 APS March Meeting; Baltimore,
Maryland, March 13-17, 2006; ``Finite temperature
properties of (Ba,Sr)TiO3 disordered alloys and BaTiO3/SrTiO3
superlattices from first-principles
'',
Sergey Lisenkov, Laura Walizer and L. Bellaiche.
- Presentation at the 2006 APS March Meeting; Baltimore,
Maryland, March 13-17, 2006; ``Interaction between
ferroelectric nanodots: a first-principles-based study'', S.
Prosandeev, I. Ponomareva, I. Naumov, I. Kornev and
L. Bellaiche
- Poster at the 2006 Workshop on Fundamental Physics of
Ferroelectrics; Williamsburg, Virginia, February, 12-15, 2006; "Critical
Behaviors in Pb(Zr,Ti)O3 Ultrathin films", Emad
Almahmoud, Igor Kornev and L. Bellaiche.
- Presentation at the 2006 Workshop on Fundamental
Physics of Ferroelectrics; Williamsburg, Virginia, February, 12-15,
2006; ``Controlling the toroidal moment in ferroelectric dots'',
S. Prosandeev, I. Ponomareva, I. Naumov, I. Kornev,
H. Fu and L. Bellaiche.
- Poster at the 2006 Workshop on Fundamental Physics of
Ferroelectrics; Williamsburg, Virginia, February, 12-15, 2006; ``Modeling
finite temperature properties of (Ba,Sr)TiO3 disordered
alloys and BaTiO3/SrTiO3 superlattices from first
principles'', Sergey Lisenkov, Laura Walizer and L.
Bellaiche.
- Presentation at the 2006 Workshop on Fundamental
Physics of Ferroelectrics; Williamsburg, Virginia, February, 12-15,
2006; ``Unusual phenomena in ferroelectrics'', L. Bellaiche,
Huaxiang Fu, I. Kornev, Bo-Kuai Lai, Sergey Lisenkov, Ivan I. Naumov,
I. Ponomareva, Sergey Prosandeev, and Laura Walizer.
- Presentation at the 2006 Workshop on Fundamental
Physics of Ferroelectrics; Williamsburg, Virginia, February, 12-15,
2006; ``Modeling of ferroelectric nanodots and nanowires under
different electrical and mechanical boundary conditions'',
I. Ponomareva, Ivan I. Naumov, and L. Bellaiche.
- Poster at the 2006 Workshop on Fundamental Physics of
Ferroelectrics; Williamsburg, Virginia, February, 12-15, 2006; ``Domain
evolution in ferroelectric ultrathin films under external electric field'',
Bo-Kuai Lai, I. Ponomareva, I. I. Naumov, I. Kornev,
Huaxiang Fu, L. Bellaiche and G. J. Salamo.
- Poster at the 2006 Workshop on Fundamental Physics of
Ferroelectrics; Williamsburg, Virginia, February, 12-15, 2006; ``Investigation
of BaTiO3 nanowires from first principles'',
Lydie Louis, I. Ponomareva, I. Kornev, L. Bellaiche.
-Presentation at the 2006 Workshop on Fundamental
Physics of Ferroelectrics; Williamsburg, Virginia, February, 12-15,
2006; ``Ferroelectricity of Perovskites under Pressures'',
Igor A. Kornev, L. Bellaiche, P. Bouvier, P.-E.
Janolin, B. Dkhil and J. Kreisel.
-Contributed talk at MRS Fall Meeting; Boston,
Masachusetts , November 29-December 3, 2004;
``Unusual phase transition in alloys of ScN/GaN
and ScN/InN'', given by V. Ranjan.
- Contributed talk at the 2003 March Meeting of the
American Physical Society; Austin, Texas, March 3-7, 2003;
"Properties
of ordered Sc_1-xGa_xN alloys from first-principles", presented
by Ahmad Al-Yacoub.
- Contributed talk at the 2003 March Meeting of the
American Physical Society; Austin, Texas, March 3-7, 2003;
"Self-consistent
tight-binding electronic structure of GaN/AlN pyrmidal quantum dots",
presented by V. Ranjan.
- Contributed talk at the 2003 March Meeting of the
American Physical Society; Austin, Texas, March 3-7, 2003;
"Properties
of hexagonal ScN from first-principles", presented by V. Ranjan.
- Poster presentation at the 2003 March Meeting of the
American Physical Society; Austin, Texas, March 3-7, 2003;
"
Shallow-deep transitions of impurities in semiconductor nanostructures",
presented by V. Ranajan.
- Poster presentation at the 2003 Fundamental Physics of
Ferroelectrics; Williamsburg, Virginia, February 2-5, 2003;
"Properties
of hexagonal ScN from first-principles", presented by V.
Ranajan.
- Special Seminar at Department of Physics and Astronomy
ofthe University of Oklahoma; Norman, Oklahoma, April 26 2002;
``Finite Temperature Properties of Complex
Ferroelectrics, '' presented by Igor Kornev.
- Contributed talk at the 2002 March Meeting of the
AmericanPhysical Society; Indianapolis (IN), March 18-22 2002;
`Finite-temperature
Properties of PSN-PT From First-principles'', presented by
Abdullah Al-Barakaty.
- Contributed talk at the 2002 March Meeting of the
AmericanPhysical Society; Indianapolis (IN), March 18-22 2002;
`First
principlesstudy of a perovskite alloy half-made of vacancies:The case
of (Ca1/2[]1/2)NbO3',
presented by Horace Crogman.
- Contributed talk at the 2002 March Meeting of the
AmericanPhysical Society; Indianapolis (IN), March 18-22 2002;
`Optical
phononsassociated with the low-temperature ferroelectric properties of
perovskitesolid solutions', presented by Aaron George.
- Contributed talk at the 2002 March Meeting of the
AmericanPhysical Society; Indianapolis (IN), March 18-22 2002;
`Incommensurate
Phases in Perovskites', presented by Igor Kornev.
- Contributed talk at the 2002 Workshop on Fundamental
Physics of Ferroelectrics; Washington D.C., February 3-6 2002;
``Incommensurate phases in perovskites''
presentedby Igor Kornev.
- Contributed talk at the 2001 March Meeting of the
AmericanPhysical Society; Seattle (WA), March 12-16 2001;
``Piezoelectric coefficients of
(Ga,In)Nalloys'', presented by Ahmad Al-Yacoub.
- Contributed talk at the 2001 March Meeting of the
AmericanPhysical Society; Seattle (WA), March 12-16 2001;
``Composition Modulation in Pb(Sc,Nb)O3
alloys'', presented by Aaron George.
- Contributed talk at the 2000 March Meeting of the
American Physical Society; Minneapolis (MN), March 24 2000;
``Electronic and Optical anomalies in
lattice-matched (Ga,In)(As,N) alloys'', presented by Ahmad Al-Yacoub
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