Luận án TS: Chế tạo khuôn micro AA6061 ép nóng cho thiết bị vi lưu polyme

Trường ĐH

Nanyang Technological University

Chuyên ngành

Manufacturing Systems and Technology

Tác giả

Ẩn danh

Thể loại

Luận án

Năm xuất bản

Số trang

188

Thời gian đọc

29 phút

Lượt xem

0

Lượt tải

0

Phí lưu trữ

50 Point

Mục lục chi tiết

Acknowledgements

List of Tables

List of Figures

List of Abbreviations

1. Chapter 1 Introduction

1.1. List of publication related to this thesis

1.1.1. Conference and symposium papers

1.2. Organization of the thesis

2. Chapter 2 Current concept on deformation mechanism of polycrystalline materials and methods to fabricate mold for microfluidic devices

2.1. Current concept on deformation mechanism in forming process of polycrystalline materials

2.2. Current methods in mold fabrication for making polymeric microstructures

2.2.1. High precision micromilling

2.2.2. Micro Electrical Discharge machining

2.2.3. Laser microcutting combined with laser microwelding

2.2.4. Micro powder injection molding

2.2.5. Photolithography and Deep Reactive Ion Etching (DRIE)

2.2.6. Hot embossing on metals

2.2.7. Hot embossing on polymer

2.2.8. Hot embossing on bulk metallic glass

2.3. Comparison of different mold-making methods

3. Chapter 3 Deformation phenomenon for micro-hot-formability of polycrystalline materials

3.1. Manufacturing silicon master by photolithography and DRIE

3.2. Etching AA6061 specimen for grain size determination

3.3. Deformation mechanism of AA6061 in micro hot embossing experiments

4. Chapter 4 Hot embossing with silicon master for fabrication of AA6061 micro-mold and its use for hot embossing polymeric micro-channels

4.1. Fabrication of AA6061 micro-mold via hot embossing with silicon master

4.2. Hot embossing on TOPAS 8007 using an AA6061 mold

4.3. Evaluation of hardness, roughness and strength of AA6061 micro-mold

4.3.1. Surface roughness measurements

4.3.2. Tensile strength measurements

4.4. Fabrication of different complex micro-features on AA6061

5. Chapter 5 Analyses of aluminum alloy 6061 micro-mold fabrication

5.1. Effect of AA6061 orientation (rolling direction) on filling of silicon master during hot embossing

5.2. Large-deformation theory of isotropic elastic-viscoplastic materials

5.3. Finite-deformation theory of isotropic elastic-viscoplastic solids (This is adopted from Anand [58-59] )

5.4. Material parameters for hot forming model of AA6061

5.5. Validation experiments and simulation

5.5.1. Comparison of numerical results of hot embossing process with corresponding experiments

5.6. Recommendations for future work

Appendix A Grain size calculation of AA6061

A.1. Sample and reagent preparation

A.2. Etching aluminum alloy 6061

A.3. Grain size calculation

Xem trước tài liệu
Tải đầy đủ để xem toàn bộ nội dung
Luận án tiến sĩ manufacturing aa6061 micro molds by hot embossing for production of polymeric microfluidic devices

Tải xuống file đầy đủ để xem toàn bộ nội dung

Tải đầy đủ (188 trang)

Câu hỏi thường gặp

Luận án liên quan

Chia sẻ tài liệu: Facebook Twitter