지원사업
학술연구/단체지원/교육 등 연구자 활동을 지속하도록 DBpia가 지원하고 있어요.
커뮤니티
연구자들이 자신의 연구와 전문성을 널리 알리고, 새로운 협력의 기회를 만들 수 있는 네트워킹 공간이에요.
이용수3
Chapter 1. Introduction 1Chapter 2. Theory 42.1. Previous Research on embedded capacitors 42.2. Aerosol deposition process 102.3. Nano-indentation 162.4. Leakage current mechanisms 212.4.1. Schottky emission 222.4.2. Modified-Schottky emission 252.4.3. Poole-Frenkel emission 282.4.4. Fowler-Nordheim tunneling 31Chapter 3. Experiments 343.1. Fabrication of Si3N4 and ZnS buffer layers 343.2. Fabrication of BaTiO3 and (Ca0.7Sr0.3)(Zr0.8Ti0.2)O3 films 343.2.1. Etching of BaTiO3 films by aerosol deposition process 383.2.2. Fabrication of metal fillers-BaTiO3 composite films 393.2.3. Annealing of BaTiO3 films with different temperature and atmosphere 403.3. Design of interdigital capacitors by EM simulation 403.4. Fabrication of (Ca0.7Sr0.3)(Zr0.8Ti0.2)O3 interdigital capacitors 423.5. Measurements 42Chapter 4. Development of aerosol deposition as thin-film process for high capacitance density 444.1. Motivation 444.2. Densification Mechanism of BaTiO3 films 454.2.1. Variation of film density with film growth 454.2.2. High leakage current through pin-holes and weak particle-to-particle bonding regions 494.2.3. Variation of film hardness with film growth 524.3. Two-step fabrication of BaTiO3 films for densification 654.3.1. Modeling experiment for hammering effect 654.3.2. Advanced process for densification 684.3.3. Mechanical and electrical properties of AD-etched BaTiO3 films 724.4. Role of buffer layers for suppression of interface roughness 774.4.1. Fabrication of BaTiO3 films on various buffer layers 774.4.2. Effect of buffer layers on mechanical properties of BaTiO3 films 854.4.3. Effect of buffer layers on electrical properties of BaTiO3 films 87Chapter 5. Fabrication of BaTiO3-Percolative conductive filler composite films for high capacitance density 945.1. Motivation 945.2. Fabrication of BaTiO3-Al composite films 955.2.1. Structural properties of BaTiO3-Al composite films 955.2.2. Electrical properties of BaTiO3-Al composite films 1005.3. Fabrication of BaTiO3-Zn composite films 1075.3.1. Structural properties of BaTiO3-Zn composite films 1075.3.2. Electrical properties of BaTiO3-Zn composite films 1115.4. Dielectric behaviors with different fillers 1155.5. Relationship of capacitance density with dielectric constant and film thickness 117Chapter 6. Investigation of main factors for high dielectric strength of BaTiO3 films 1196.1. Motivation 1196.2. Fabrication of BaTiO3 films with various annealing temperature 1216.3. Intrinsic dielectric strength properties of BaTiO3 films 1256.3.1. Electrical properties of BaTiO3 films 1256.3.2. Leakage current mechanisms of BaTiO3 films 128Chapter 7. Fabrication of high tolerance (Ca0.7Sr0.3)(Zr0.8Ti0.2)O3 interdigital capacitors 1347.1. Motivation 1347.2. Fabrication of (Ca0.7Sr0.3)(Zr0.8Ti0.2)O3 films 1367.2.1. Structural properties of (Ca0.7Sr0.3)(Zr0.8Ti0.2)O3 films 1367.2.2. Electrical properties of (Ca0.7Sr0.3)(Zr0.8Ti0.2)O3 films 1417.3. Fabrication of (Ca0.7Sr0.3)(Zr0.8Ti0.2)O3 interdigital capacitors 145Chapter 8. Summary and conclusions 149References 152Published papers 165
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