Dr. Nai Chang Yeh

Professor

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Biography

Prof. Yeh specializes in experimental condensed matter physics, emphasizing fundamental studies and technological applications of quantum materials in nanoscience. His current research explores correlated electrons, including high-temperature superconductors and colossal magnetic perovskites. He investigates topological materials such as topological insulators and superconductors. Additionally, his work includes low-dimensional systems like van der Waals materials and heterostructures based on graphene, hexagonal boron nitride, and transition-metal dichalcogenides. Prof. Yeh also engages in energy research, focusing on photovoltaic cells, lithium-ion batteries, and supercapacitors. He has been recognized for his contributions to the field throughout a distinguished academic career at Caltech.

Research Interests

Experience

Hogan Professor

— Present

California Institute of Technology • Pasadena, CA

Endowed chair position focusing on experimental condensed matter physics.

Professor

— Present

California Institute of Technology • Pasadena, CA

Tenured faculty member involved in teaching and research in condensed matter physics.

Associate Professor

— Present

California Institute of Technology • Pasadena, CA

Promoted faculty position focusing on advanced research topics.

Assistant Professor

— Present

California Institute of Technology • Pasadena, CA

Initial faculty position responsible for developing research programs.

Requirements for California Institute of Technology

Doctorate Program
Requirements
TOEFL
Total
Required:100
IELTS
Overall
Required:7
Prerequisites
Bachelor's degree or equivalent Strong background in mathematics and physical sciences
Application Checklist
  • Online Application
  • Statement of Purpose
  • Three Letters of Recommendation
  • Transcripts
  • Resume/CV
Specialization Notes

Most Caltech graduate programs are PhD-only. GRE General and Subject tests vary by department; many have made them optional or no longer accept them.