Members

Director

Dr. Michael Cullinan

Associate Professor of Mechanical Engineering

Associate Chair for Graduate Studies

Director of the Semiconductor Science and Engineering Program

Email: Michael.Cullinan@austin.utexas.edu

Phone: (512) 471-0262

Curriculum Vitae

Ph.D. Mechanical Engineering - MIT (2011)
M.S. Mechanical Engineering - MIT (2008)
B.S. Engineering - Swarthmore (2006)
B.A. Economics - Swarthmore (2006)

Dr. Cullinan is an Associate Professor in the Department of Mechanical Engineering the University of Texas at Austin. Prior to joining the University of Texas, Dr. Cullinan was a National Research Council Postdoctoral Associate at the National Institute of Standards and Technology in Gaithersburg, Maryland. Dr. Cullinan received his Ph.D. in Mechanical Engineering from the Massachusetts Institute of Technology (MIT) in 2011. At MIT, Dr. Cullinan worked in the Laboratory for Manufacturing and Productivity (LMP) as part of the Precision Compliant Systems Laboratory (PCSL) directed by Professor Martin Culpepper. Dr. Cullinan also holds an MS (2008) in Mechanical Engineering from MIT as well as a BS in Engineering and a BA in Economics from Swarthmore College.

Oleksandr Vasilevskyi

Project: Uncertainty quantification in metal additive manufacturing

Senior Research Scientist

Ph.D. in Technical Sciences, Lviv Polytechnic National University (2015)

Jarrett Bealer

Research Engineering Scientist Assistant

Project: Hardware Development for the 3D printing of Microelectronics Packages

M.S. in Mechanical Engineering from The University of Texas at Austin (2024)

B.S. in Engineering Physics from Tulane University (2021)

Hsiu-Tsu (David) Shui

Research Engineering Scientist Assistant

Project: Uncertainty Aware Modeling and Control of the Microscale Selective Laser Sintering Process

M.S. in Mechanical Engineering from The University of Michigan, Ann Arbor (2024)

B.S. in Engineering Aeronautics and Astronautics from National Cheng Kung University (2023)

Mert Gülçür

Horizon Europe Marie-Curie Postdoctoral Global Fellow

Project: Prototyping compatible micro manufacturing platform development using additively manufactured soft tools

PhD, University of Bradford, UK – Centre for Polymer Micro-Nano Technology (2017 – 2020)
MSc, Karlsruhe Institute of Technology, GERMANY – Karlsruhe School of Optics and Photonics (September 2013 – August 2016)
Minor degree, Gebze Institute of Technology, TURKEY – Physics (2010 – 2013)
BSc (Hons), Gebze Institute of Technology, TURKEY – Materials Science and Engineering (2007 - 2011)

Emmanuel Ekoi

Project: Structural Evaluation through Non-contact Sensor Embedding in Additively Manufactured Parts

Postdoctoral Researcher (Co-Advised with Dr. Kovar)

Ph.D. in Mechanical and Materials Engineering, University College Dublin (2019)

M.S. in Mechanical Engineering, Swansea University (2014)

B.S. in Mechanical Engineering, Michael Okpara' University of Agriculture Umudike (2011)

Kyubin Bae

Project: Process Development for Volumetric 3D Printing Using Holographic Metasurface Nanolithography (HMNL)

Postdoctoral Researcher

Ph.D. in Mechanical Engineering, Yonsei University, Seoul, Korea (2024)

B.S. in Mechanical & System Design Engineering, Hongik University, Seoul, Korea (2018)

Zhichao Li

Project: Optical Development for Volumetric 3D Printing Using Holographic Metasurface Nanolithography (HMNL)

Postdoctoral Researcher (Co-Advised with Chih-Hao Chang)

Ph.D. in Physics, Rice University (2024)

B.S. in Physics, Peking University (2020)

Timothy Yap

Project: Machine Tool Development for Volumetric 3D Printing Using Holographic Metasurface Nanolithography (HMNL)

Postdoctoral Researcher

Ph.D. in Mechanical Engineering, The University of Texas at Austin (2023)

M.S. in Mechanical Engineering, The University of Texas at Austin (2023)

B.E. in Mechanical Engineering, Nanyang Technological University Singapore (2019)

Natalya Kublik Crawford

Project: Material Development for Volumetric 3D Printing Using Holographic Metasurface Nanolithography (HMNL)

Postdoctoral Researcher

Ph.D. in Materials Science and Engineering, Arizona State University (2025)

M.S. in Materials Science, Universidade Federal de Mato Grosso do Sul (2019)

B.Ege. in Environmental Engineering, Universidade Federal de Mato Grosso do Sul (2018)

Pratik Koirala

Project: Machine Tool Development for Microscale Selective Laser Sintering for the Fabrication of Advanced Electronics Packages

Postdoctoral Researcher

Ph.D. in Mechanical Engineering, The University of Texas at Austin (2024)

M.S. in Mechanical Engineering, The University of Texas at Austin (2022)

B.E. in Mechanical Engineering, Kathmandu University (2015)

Scott Burlison

Project: Multiscale Simulation Framework for Predicting Cu-Cu and SiO2-SiO2 Hybrid Bond Quality in Semiconductor Packaging

PhD in Mechanical Engineering from The University of Texas at Dallas (2025)
B.S. in Mechanical Engineering from The University of Texas at Dallas (2021)

Wyatt Eckstrom

Project: Developing Structure-Function Relationships for Singlet Fission and Exciton Transport in Molecular Crystals via Selective Application of Strain

~~Post-Baccalurate Scholar~~ M.S./Ph.D. Student

B.S. Chemistry, The University of Texas at Austin (2019)

Yuanjun Fan

Project: Graphene electrostatic transducer in acoustic application

Ph.D. Student

B.S. Mechanical Engineering, South China Agricultural University

yjfan@utexas.edu

Yohannes Bekele

Ph.D. Student

Graphene-Copper Nanocomposite Conductors

B.S. The University of Texas at Austin (2022)

Rachel Paddock

High-voltage copper-graphene composite conductors

3D printing of long acting drug delivery implants

Ph.D. Student

B.S. Mechanical Engineering, The University of Texas at Austin (2022)

Farzana Tasnim

Fingerprinting topological transition in SEM datasets of microscale selective laser sintering using a self-supervised learning approach

Ph.D. Student

B.S. Chemical Engineering and Polymer Science, Shahjalal University of Science and Technology

M.S. Chemistry, The University of Texas Rio Grande Valley (2021)

James Garcia

3D printing of high-precision, large-area telescope mirrors

Ph.D. Student

B.A. The University of Texas at Austin (2021)

Luis Aguirre

Design of a roll-to-roll 3D nanolithography system

Ph.D. Student

B.S. Electrical and Mechanical Engineering, Universidad de San Carlos de Guatemala (1981)

M.S. Mechanical Engineering, Texas A&M (1988)

Xiangyu (Sean) Gao

Design and 3D printing of nanoporous ion capture systems for critical material recycling

Ph.D. Student

B.S. Mechanical Engineering, Hefei University of Technology (2017)

M.S. Mechanical Engineering, University of California, Berkeley (2018)

Gavin Stafford

Project: Precision 3D alignment in Holographic Metasurface Nanolithography

Ph.D. Student

MS in Mechanical Engineering, Clemson University (2024)

B.S. in Mechanical Engineering, Clemson University (2023)

B.S. in Physics, Clemson University (2023)

Joshua Cielo

Project: Design and Fabrication of a MEMS-Based Interfacial Force Microscope

Ph.D. Student

B.S. in Physics, UCLA (2023)

Andrew Gray

Project: Design and Fabrication of a MEMS-based Mechanical Neural Network

Ph.D. Student

B.S. in Engineering Science, Trinity University (2023)

Emmanuel Bamido

Project: Modeling the Dynamics of the Blown Powder Directed Energy Deposition Process

Ph.D. Student

M.S. in Mechancial Engineering, New York University (2023)

B.S. in Mechanical Engineering, University of Lagos (2019)

Seungjun Lee

Project: Development of Metal-Polymer Hybrid Resins

Ph.D. Student in Chemical Engineering (Co-Advised with Dr. Page)

M.S. in Chemical Engineering, Inha University (2024)

B.S. in Chemical Engineering, Inha University (2022)

Ang Guo

Project: Digital Twin of the Hybrid Bonding Process

Ph.D. Student

B.S. in Chemistry, The University of Texas at Austin (2023)

Minor in Material Science and Engineering, The University of Texas at Austin (2023)

Certificate in German, The University of Texas at Austin (2023)

Qingzhe (Jaden) Wang

Project: Multi-material vat photopolymerization

PhD Student in Materials Science and Engineering, The University of Texas at Austin

B.S degree in Mechanical Engineering from Xi'an Jiaotong University (2024)

Daria Holoman

Project: 3D printing of microelectronic packages

Ph.D. Student in Mechanical Engineering at The University of Texas at Austin
B.S. in Mechanical Engineering from The University of Maryland, College Park (2025)

Makenna J Hayes

Now at 3M

My research centers on testing the performance of dry, flexible biopotential electrodes that will ultimately be a part of a wearable rehabilitation device.

B.S. Mechanical Engineering, University of Texas at Austin (2021)

M.S. Mechanical Engineering, The University of Texas at Austin (2022)

Barbara Groh

Now at The Texas Institute for Electronics

Research: Integration of Atomic Force Microscopy for In-Line Inspection Within R2R Nanopattern Manufacturing of 3D Holographic Structures

Ph.D. in Mechanical Engineering, The University of Texas at Austin (2022)

Masters of Science in Mechanical Engineering, The University of Texas at Austin (2022)

Bachelor of Engineering in Mechanical Engineering and Materials Science, Duke University (2020)

Eva Natinsky

Now at Sandia National Lab

Project: Big Data Processing, Visualization, and Error Correction Techniques for Large Area Nanometrology

Ph.D. in Mechanical Engineering, The University of Texas at Austin (2025)

M.S. in Mechanical Engineering, The University of Texas at Austin (2022)

B.S. Physics, Austin College (2019)

Daniel Moser

Now at Sandia National Lab

Multi-Scale Computational Modeling of Selective Laser Sintering for Process Improvements

Ph.D. University of Texas at Austin (2017)

Joshua Grose

Now at Apple

Project: Thermal Properties of Nanoparticle Beds in Microscale Selective Laser Sintering

Ph.D. Mechanical Engineering, The University of Texas at Austin (2024)

M.S. Mechanical Enineering, The University of Texas at Austin (2021)

B.S. Mechanical Engineering, University of Texas at Austin (2018)

Chenyang Luo

Now a Postdoctoral Research Fellow at The University of British Columbia

Project: Mechanical Metamaterials with Tunable Stiffness

B.S. Southeast University

Ph.D. Electrical Engineering, The University of Texas at Austin (2023)

Sridharan Thirumalai

Now at Amazon

Project: Optimization of a Multi-Axis Nanopositioning Stage

M.S. Student

Liam G. Connolly

Now at National Institute of Standards and Technology

My research focuses on precision machine design and control development of atomic force microscope based, in-line nanometrology tools for flexible substrates and roll-to-roll processes.

B.S. Mechanical Engineering, Tufts University (2016)

M.S. Mechanical Engineering, The Unviersity of Texas at Austin (2019)

Ph.D. Mechanical Engineerting, The Unviersity of Texas at Austin (2022)

Liam.Connolly@utexas.edu

Obehi Georgina Dibua

Now at Schlumberger

My research centers on modeling and simulation of nanoscale sintering phenomena of metallic nanoparticles for use in novel micro selective laser sintering additive manufacturing applications.

B.S. Mechanical Engineering, University of Texas at Austin (2016)

M.S. Mechanical Engineering, University of Texas at Austin (2019)

Ph.D. Mechanical Engineering, University of Texas at Austin (2022)

ogodibua@utexas.edu

Cheng Zhao

Now at Applied Optoelectronics

My research concentrates on the design, modelling and fabrication of a bidirectional chevron-beam based MEMS thermal actuator, with the goal of utilizing the device for a metamaterial with programmable properties.

M.S. Student, UT-Austin 2018

B.S. Mechanical Engineering, University of Rochester (2016)

cz5344@utexas.edu

David Cayll

Now at Qorvo, Inc.

I work on the processing of a tunable graphene microelectromechanical (MEMS) resonator with applications in single molecule gas detection for the healthcare field.

B.S. Mechanical Engineering, Arizona State University (2017)

M.S. Mechancial Engineereing, The University of Texas at Austin (2020)

Ph.D. Mechancial Engineereing, The University of Texas at Austin (2023)

dcayll@utexas.edu

https://www.linkedin.com/in/david-cayll

Aaron Liao

Now at Texas Microsintering

Project: Multilayer Part Fabrication in a Microscale Selective Laser Sintering System

Ph.D. Mechanical Engineering, The University of Texas at Austin (2025)

M.S. Mechanical Engineering, The University of Texas at Austin (2023)

B.S. Mechanical Engineering, The University of Texas at Austin (2020)

Ian S. Ladner

Now at Lawerance Livermore National Lab

My research explores the development of a MEMS tensile tester for material characterization of nanomaterials which exhibit scale dependent properties, such as photo-polymerization additive manufacturing processes.

Ph.D. UT-Austin (2018)

B.S. Mississippi State University

ladner.i.s@utexas.edu

Nilabh Roy

Now at Canon Nanotechnologies

Ph.D. UT-Austin (2018)

B.S INDIAN INSTITUTE OF TECHNOLOGY-NEW DELHI

Joon Hyong Cho

Now at Samsung

I work in the design of microelectromechanical systems (MEMS) utilizing controllable strained mono/multilayer graphene to create repeatable nanoelectromechanical (NEMS) resonators with ultra-precise load detection.

B.S., M.S. YONSEI UNIVERSITY

Ph.D. Mechanical Engineering, The University of Texas at Austin (2019)

Post-Doctoral Scholar at the National Institutte of Standards and Technology

joonyboy@utexas.edu

Guoao Sun

Now at DiDi

M.S. University of Texas at Austin (2016)

B.S. Purdue University

Tsung-Fu Yao

Now at ASML

I work in the creation of atomic force microscope nanometrology systems developed to work in-line in silicon wafer based manufacturing processes.

Ph.D. University of Texas at Austin (2018)

B.S., M.S. National Taiwan University

Anil Yuksel

Now at IBM

Ph.D. University of Texas at Austin (2017)

M.S. University of Texas at Austin

Martin Ward

Now at Los Alamos National Lab

My research addresses the creation and modeling of a silicon exfoliation process for flexible thin-film monocrystalline silicon devices.

Ph.D. Mechanical Engineering, University of Texas at Austin (2020)

M.S. Mechanical Engineering, University of Texas at Austin (2018)

B.S. Mechanical Engineering, University of California, Davis (2015)

mjward@utexas.edu

Andrew Duenner

Now at Magic Leap

B.S. University of Texas at Austin

Jessica Sun

Research in Polysilicon Piezoresistors, NASCENT REU 2014. (UC Berkeley Mechanical Engineering).

Dipankar Behera

Now at Fathom Radiant

Researcher in micro-scale selective laser sintering tool design.

B.S. Mechanical Engineering, Vellore Institute of Technology

M.S. Mechanical Engineering, The University of Texas at Austin (2019)

Ph.D. Mechanical Engineering, The University of Texas at Austin (2022)

Tyler Watts

Now at Contoro Robotics

Project: Design Optimization of a Long-Travel, Flexure-based Nanopositioning Stage

M.S. in Mechanical Engineering (2024)

B.S. in Mechanical Engineering (2023)

Adhvayith Sriram

Project: Mechanical Testing of Additivly Manufactured Parts with Embedded Sensors

M.S. in Mechanical Engineering,The University of Texas at Austin (2024)

B.S. in Mechanical Engineering, The University of Texas at Austin (2024)

Yifeng Liao

Now at TSMC

Project: Electromagnetic Damping of Flexure-based Nanopositioning Stages

M.S. in Mechanical Engineering, The University of Texas at Austin (2023)

B.S. in Mechanical Engineering, The University of Texas at Austin (2023)

Undergraduate Students

Current Students (14):

Carson Nguyen, “Control of a Rotational Projection System for Additive Manufacturing”, May 2025 - Present

Gus Flemming-Wood, “Design of a Heat Sink for MEMS Devices,” May 2025 - Present

Kushaal Singh, “Modeling of Curing in DLP Printing”, May 2025 - Present

Philip Bortolotti, “Design of a Rotational Projection System for Additive Manufacturing”, May 2025 - Present

Samiksh Medudula, “Design of a Roll-to-Roll metrology Frame”, May 2025 - Present

Alan Do, “Mechanical Testing of 3D Printed Multi-Material Structures”, September 2024 – Present

Brooklynn Petty, “Towards In-Line Confocal Microscopy for Thickness Measurement of Roll-to-Roll Polymer Web”, January 2024 – Present

Akash Jape, “Development of a Digital Micromirror Device Graphical Interface for Customized Spatiotemporal Intensity Modulation in Microscale Selective Laser Sintering”, July 2024-Present

Brian Lee, “Towards In-Line Confocal Microscopy for Thickness Measurement of Roll-to-Roll Polymer Web” – May 2024 – Present

Nikitha Garlapati, “Testing the Diffusion Properties of Polymerization Induced Phase Separation Structures,” September 2023 – Present

Prince Fofanah, “3D printing TPMS Polymerization Induced Phase Separation Structures, September 2023 - Present

Sofia Frey, “Setup of a MEMS-based AFM”, January 2023 - Present

Alessandra Grady, “Nanomaterials Testing using AFM”, May 2023 – Present

Nathan Shu, “Selective Laser Sintering Power and Resistivity,” May 2023 – Present

Former Undergraduate Students (95):

1. Alexandra Woods, “Design and Fabrication of a Furnace for Powder Emissivity Measurements,” January 2024 – December 2025

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Members

Director

Research Scientist

Postdocs

Graduate Students

Alumni

Undergraduate Students