博士 学位代表最高水平的学术准备。有了它，学生可以期望在整个职业生涯中保持技术能力和贡献。它通常是工业和政府研究与开发以及教学的首选学位。在化学和生物工程系内，博士学位需要72学分的研究生水平研究（包括学位论文）。重点是专业的高级研究，主要研究论文。博士生必须通过全面的考试，准备学位论文和学位论文本身，并提出和捍卫学位论文。在化学工程领域从理论和经验上证明其能力。证明自己精通研究和研究方法。展示有效的演讲和口语技巧。表现出有效的书面沟通技巧。撰写和提交论文以供在同行评审的学术期刊上发表。
The Ph.D. degree represents the highest level of academic preparation. With it, a student can expect to maintain technical competence and contributions throughout a professional career. It is usually the preferred degree for research and development in industry and government and for teaching. Doctoral studies emphasize independent research under the guidance of a research advisor in a field related to Chemical and Biological Engineering, culminating in the writing of a thesis document and its defense in a presentation to the department and the thesis committee. Financial support typically comes from fellowships, research assistantships, teaching assistantships, or a combination.<br><br>Within the Chemical and Biological Engineering Department, 72 credits of graduate-level studies, including the dissertation, are required for a Ph.D. The emphasis is on advanced study in a specialty with major focus on the dissertation. A doctoral student must pass a comprehensive examination, prepare a dissertation proposal and the dissertation itself, and present and defend the dissertation.