Dr. Liwei Lin

Professor

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Biography

Liwei Lin is a Distinguished Professor of Mechanical Engineering at the University of California, Berkeley, where he holds the James Marshall Wells Academic Chair. He is also the Co-Director of the Berkeley Sensor & Actuator Center. Lin's research focuses on Microelectromechanical Systems (MEMS) and Nanoelectromechanical Systems (NEMS), with significant contributions in nanotechnology, the design and manufacturing of microsensors and microactuators, and advancements in micromachining processes. His expertise extends to silicon surface and bulk micromachining, micromolding processes, and addressing mechanical issues such as heat transfer and solid/fluid mechanics in MEMS. His academic journey includes serving as Vice Chair for Graduate Study in the Mechanical Engineering Department and holding various faculty positions since 1999 at UC Berkeley and earlier at the University of Michigan and National Taiwan University.

Research Interests

Experience

Vice Chair – Graduate Study

2006-01-01 — 2009-01-01

University of California, Berkeley • Berkeley, CA

Oversaw graduate studies in the Mechanical Engineering Department.

Professor

2004-01-01 — Present

University of California, Berkeley • Berkeley, CA

Serves as a full professor in the Mechanical Engineering Department.

Associate Professor

2001-01-01 — 2004-01-01

University of California, Berkeley • Berkeley, CA

Held the title of Associate Professor in the Mechanical Engineering Department.

Assistant Professor

1999-01-01 — 2001-01-01

University of California, Berkeley • Berkeley, CA

Started as an Assistant Professor in the Mechanical Engineering Department.

Assistant Professor

1996-01-01 — 1999-01-01

University of Michigan • Ann Arbor, MI

Worked as an Assistant Professor in the Mechanical Engineering Department.

Associate Professor

1994-01-01 — 1996-01-01

Institute of Applied Mechanics, National Taiwan University • Taipei, Taiwan

Served as an Associate Professor.

Senior Research Scientist

1993-01-01 — 1994-01-01

BEI Electronics Inc. • Location Unknown

Conducted research in electronics material and applications.

Requirements for University of California, Berkeley

Doctorate Program
Requirements
GPA Requirement
Required:3
GRE Subject
Overall Score
Required:500
Overall
Required:500
TOEFL
Total
Required:90
IELTS
Overall
Required:7
Prerequisites
Bachelor's degree or recognized equivalent Preparation comparable to undergraduate major at Berkeley in Mathematics or Applied Mathematics 2 full years lower-division work (Calculus, Linear Algebra, Differential Equations, Multivariable Calculus) 8 one-semester upper-division courses (Real Analysis, Complex Analysis, Abstract Algebra, Linear Algebra)
Application Checklist
  • Graduate Application
  • Statement of Purpose
  • Personal History Statement
  • Three Letters of Recommendation
  • Unofficial Transcripts
  • C.V./Resume
  • Course and Textbook List
Specialization Notes

The Mathematics Subject GRE is required for the Fall 2026 admissions cycle. General GRE is optional.