Influence of defects on ionic transport in LiTaO₃ – A study using EXAFS and positron annihilation lifetime spectroscopy

Ingenieurwesen & Materialwissenschaft

• Activation energy 12%
• Annealing 45%
• Ball milling 30%
• Crystalline materials 24%
• Crystallites 16%
• Defects 39%
• Electric properties 12%
• Entropy 9%
• Extended X ray absorption fine structure spectroscopy 26%
• Ionic conductivity 34%
• Ions 21%
• Lithium tantalate 96%
• Mechanical properties 7%
• Nanocrystalline materials 18%
• Optical properties 14%
• Oxides 19%
• Positron annihilation 100%
• Positrons 35%
• Recovery 7%
• Solid electrolytes 16%
• Spectroscopy 64%
• Temperature 9%
• Transport properties 29%
• Vacancies 15%

Physik & Astronomy

• activation energy 8%
• annealing 27%
• balls 20%
• broadband 8%
• conductivity 7%
• crystallites 10%
• defects 31%
• direct current 8%
• discrete cosine transform 17%
• disorders 17%
• electrical properties 8%
• energy 3%
• entropy 8%
• healing 13%
• ion currents 23%
• ions 10%
• life (durability) 39%
• lithium 10%
• matrices 6%
• mechanical properties 7%
• nanocrystals 10%
• optical properties 7%
• oxides 14%
• positron annihilation 61%
• positrons 20%
• recovery 9%
• solid electrolytes 13%
• spectroscopy 30%
• temperature 3%
• temperature dependence 7%
• transport properties 18%

Chemie

• Annealing 45%
• Ball Milling 29%
• Conductivity 9%
• Crystallite 11%
• Disorder 24%
• Electrical Property 12%
• Extended X Ray Absorption Fine Structure Spectroscopy 18%
• Ion 11%
• Ionic Conductivity 26%
• Nanomaterial 9%
• Optical Property 10%
• Oxide 15%
• Positron 33%
• Reaction Activation Energy 9%
• Solid Electrolyte 14%
• Spectroscopy 37%
• Time 5%
• Transport Property 27%