Vacancy defects in PbTiO3 and lanthanide-ion-doped PbTiO3: A study of positron lifetimes

[1]  T. Jackson,et al.  Identification of vacancy defects in a thin film perovskite oxide , 2009, 0906.5558.

[2]  Weidong Wu,et al.  The first-principle calculation of structures and defect energies in tetragonal PbTiO3 , 2009 .

[3]  D. Ellis,et al.  A comparative ab initio study of bulk and surface oxygen vacancies in PbTiO3, PbZrO3 and SrTiO3 perovskites , 2009 .

[4]  S. Singh,et al.  Vacancy defect positron lifetimes in strontium titanate , 2008, 0810.4264.

[5]  Dragan Damjanovic,et al.  Cation vacancies in ferroelectric PbTiO3 and Pb(Zr,Ti)O-3: A positron annihilation lifetime spectroscopy study , 2007 .

[6]  Michael J. Hoffmann,et al.  Effect of Fe-doping and electrical load on the defect structure of Pb(ZrxTi1-x)O3ferroelectric ceramics , 2007 .

[7]  D. Keeble,et al.  Positron lifetimes of polycrystalline metals : A positron source correction study , 2006 .

[8]  A. Uedono,et al.  Vacancy‐type defects and electronic structure of perovskite‐oxide SrTiO3 from positron annihilation , 2006 .

[9]  T. Eirola,et al.  Three real‐space discretization techniques in electronic structure calculations , 2006, cond-mat/0601201.

[10]  M. Osada,et al.  Enhancement of Polarization Property of PZT Film by Ion-Substitution Using Rare-Earth Elements , 2005 .

[11]  Li Longtu,et al.  POSITRON ANNIHILATION STUDY OF ELECTRIC POLARIZA-TION EFFECT IN PIEZOELECTRIC CERAMICS OF PbZrO 3-PbTiO 3 SYSTEM , 2005 .

[12]  Michael J. Hoffmann,et al.  A positron lifetime study of lanthanum and niobium doped Pb(Zr0.6Ti0.4)O3 , 2004 .

[13]  J. Eiras,et al.  XAS and XRD Structural Characterization of Lanthanum-Modified PbTiO3 Ceramic Materials , 2004 .

[14]  D. M. Smyth The Defect Chemistry of Donor-Doped BaTiO3: A Rebuttal , 2002 .

[15]  M. Sakata,et al.  Evidence for Pb-O covalency in tetragonal PbTiO3. , 2001, Physical review letters.

[16]  F. Morrison,et al.  Charge Compensation Mechanisms in La-Doped BaTiO3 , 2001 .

[17]  C. Randall,et al.  Site Occupancy of Rare-Earth Cations in BaTiO3 , 2001 .

[18]  B. Nielsen,et al.  Vacancy formation in (Pb,La)(Zr,Ti)O3 capacitors with oxygen deficiency and the effect on voltage offset , 2000 .

[19]  T. C. Goel,et al.  Distribution of trivalent rare-earth additives between A and B sites in the ABO3 PZT system , 2000 .

[20]  B. Nielsen,et al.  Identifying open-volume defects in doped and undoped perovskite-type LaCoO{sub 3}, PbTiO{sub 3}, and BaTiO{sub 3} , 2000 .

[21]  R. Krause-Rehberg,et al.  Positron Annihilation in Semiconductors , 1999 .

[22]  Dragan Damjanovic,et al.  FERROELECTRIC, DIELECTRIC AND PIEZOELECTRIC PROPERTIES OF FERROELECTRIC THIN FILMS AND CERAMICS , 1998 .

[23]  R. Ramesh,et al.  POINT DEFECT CHEMISTRY OF METAL OXIDE HETEROSTRUCTURES , 1998 .

[24]  B. Nielsen,et al.  VACANCY DEFECTS IN (PB, LA)(ZR, TI)O3 CAPACITORS OBSERVED BY POSITRON ANNIHILATION , 1998 .

[25]  J. Saniger,et al.  Inclusion of Dy, Ho and Er in B sites of modified lead titanate , 1997 .

[26]  Korhonen,et al.  Calculation of positron states and annihilation in solids: A density-gradient-correction scheme. , 1996, Physical review. B, Condensed matter.

[27]  T. Torsti,et al.  Gradient correction for positron states in solids. , 1995, Physical review. B, Condensed matter.

[28]  Risto M. Nieminen,et al.  Theory of Positrons in Solids and on Solid Surfaces , 1994 .

[29]  Ahmad Safari,et al.  Effect of Rare‐Earth Additives on Electromechanical Properties of Modified Lead Titanate Ceramics , 1993 .

[30]  R. Nelmes,et al.  The crystal structure of tetragonal PbTiO3 at room temperature and at 700 K , 1985 .

[31]  E. Pajanne,et al.  Electron liquid in collective description. III. Positron annihilation , 1979 .

[32]  R. D. Shannon Revised effective ionic radii and systematic studies of interatomic distances in halides and chalcogenides , 1976 .

[33]  D. Hennings,et al.  X-ray structure investigation of lanthanum modified lead titanate with A-site and B-site vacancies , 1972 .

[34]  D. Hennings,et al.  The distribution of vacancies in lanthana‐doped lead titanate , 1970 .