Novel Joining and Interfacial Fracture Mechanics

新颖的连接和界面断裂力学

• 批准号: 6535329
• 负责人: ISABEL K LLOYD
• 金额: $ 28.51万
• 依托单位: ASSOCIATED INSTITUTIONS FOR MATL SCIENCE
• 依托单位国家: 美国
• 财政年份: 1995
• 资助国家: 美国
• 起止时间: 1995-07-01 至 2007-03-31
• 项目状态: 已结题
• 来源: https://reporter.nih.gov/project-details/6535329
• 关键词: biomaterial development /preparation; biomaterial evaluation; ceramics; dental materials; dental stress analysis; mechanical stress; scanning electron microscopy

DESCRIPTION: (provided by the applicant) Overall Objectives: (1) Develop novel joining methods for multi-layer ceramic crowns and (2) develop a fracture mchanics framework to model and evaluate interfacial toughness and residual stress in joined layer systems Aim 1 - Develop novel thermal and near-ambient methods for reliable joining of independently fabricated ceramic layers in crown structures Aim 2 - Evaluate interfacial fracture toughness and residual stresses in joined dental ceramic core/veneer structures Aim 3 - Evaluate novel shaping technologies for fabrication of complex crown shapes.

项目描述：（由申请人提供）总体目标：（1）开发新的 多层陶瓷冠的连接方法和（2）产生断裂 模拟和评估界面韧性和残余应力的力学框架 连接层系统中的应力 目标1 -开发新的热和近环境方法，用于可靠连接 冠状结构中独立制造的陶瓷层 目的2 -评估连接中的界面断裂韧性和残余应力 牙科陶瓷核/贴面结构 目的3 -评价制作复杂冠的新型成形技术 形状.