Dr. Nicholas Sitar

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Biography

Nicholas Sitar is a professor in the Department of Civil and Environmental Engineering at the University of California, Berkeley. He specializes in geotechnical earthquake engineering and is well-versed in wireless sensors and seismic slope stability. His research focuses on various aspects of soil behavior, including the characterization of weakly cemented soils, static seismic slope stability, and groundwater remediation techniques. Sitar has contributed significantly to the advancement of geoengineering, applying stochastic methods and advanced numerical modeling to analyze the stability of rock slopes and fractured rock masses, particularly under seismic loading conditions. His work encompasses the use of 3D discrete element modeling coupled with Lattice Boltzmann methods to study the stability of rock masses in the presence of flowing water and wave-solid interactions. Through his research, Sitar aims to improve the prediction of hazards associated with debris flows and the dynamic properties of coarse sediments, making vital contributions to the safety and resilience of natural slopes during seismic events.

Research Interests

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.