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

Engineering & Materials Science

• Lead titanate 100%
• Positrons 89%
• Rare earth elements 80%
• Vacancies 78%
• Ions 53%
• Defects 39%
• Defect structures 18%
• Point defects 17%
• Density functional theory 17%
• Substitution reactions 11%

Chemical Compounds

• Crystal Vacancy 80%
• Positron 67%
• Ion 22%
• Crystal Point Defect 18%
• Donor 9%
• Substitution Reaction 9%
• Density Functional Theory 8%

Physics & Astronomy

• positrons 51%
• life (durability) 39%
• defects 32%
• ions 26%
• point defects 10%
• substitutes 9%
• density functional theory 8%