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.
이용수7
Chapter 1 Introduction 11.1 Background 11.2 Objectives 91.3 The contents of the study 111.3.1 Preceding researches 111.3.2 Pressure sensor 17Chapter 2 Development of Linear Pressure Detection System 212.1 The Composition of a pressure detection pad 212.2 The Selection of the optimum pressure sensor 282.2.1 The definition of effective pixels of a pressure sensor 282.2.2 Sensitivity of a pressure sensor 302.2.3 Response time of pressure sensor 362.2.4 The hysteresis of a pressure sensor 392.3 Analysis methods of pressure distributions 422.3.1 Pressure distribution images detected by a pressure sensor 432.3.2 Pressure distribution images made by a pressure detection pad 462.3.3 Quantification of input signals 472.3.4 The applications of histogram for input signal analyses 50Chapter 3 Characteristics of edge profile by retainer ring 543.1 Stress distribution at wafer edge by finite-element analysis 583.1.1 Analysis method and hypothesis 583.1.2 Test results and consideration 633.2 Pressure distributions detected by pressure detection system 653.2.1 Test conditions and methods 663.2.2 Test results and consideration 683.2.2.1 Pressure distribution according to the change of load 683.2.2.2 Pressure distribution according to the change of velocity 723.2.2.3 Pressure profiles of wafer by different pressures on a retainer ring 763.3 Polishing test 783.3.1 Test conditions and methods 783.3.2 Test results 813.4 Results and discussion 83Chapter 4 Conclusions 89Reference 92Abstract 97
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