Ozdoganlar Laboratory

Principal Investigator

Burak Ozdoganlar

Burak Ozdoganlar

Ver Planck Professor, Mechanical Engineering

Dr. Burak Ozdoganlar is the Ver Planck Endowed Chair Professor of Mechanical Engineering at Carnegie Mellon University, with appointments in Biomedical Engineering, Materials Science & Engineering, and the Neuroscience Institute, and he serves as Associate Director of the College of Engineering’s Research Accelerator. An elected Fellow of ASME, SME, and AIMBE, his work bridges advanced manufacturing and biomedicine—advancing micro/nanofabrication and precision metrology to create implantable devices, microneedle systems, wearables, and soft/stretchable electronics, with additional contributions in tissue engineering and dynamics. He has authored 200+ publications, and his research is supported by ARPA-H, NIH, NSF, DOE, DARPA, Horizon Europe (EU), foundations, and industry.

Post-doctoral researchers

Sampada Acharya

Sampada Acharya

Post-Doctoral Researcher, Mechanical Engineering

  • Ph.D. in Mechanical Engineering
    Carnegie Mellon University - 2025
  • M.S. in Mechanical Engineering
    Carnegie Mellon University - 2021
  • B.E. in Mechanical Engineering
    Mumbai University - 2018

Dr. Sampada Acharya is working on developing implantable, cell-based bioelectronic devices as part of the ARPA-H-funded BIO-INSYNC consortium. She is also involved in the design and execution of in-vitro and in-vivo device calibration and performance studies.


Mert Arslanoglu

Mert Arslanoglu

Post-Doctoral Researcher, Mechanical Engineering

  • Ph.D. in Mechanical Engineering
    Carnegie Mellon University - 2023
  • M.S. in Mechanical Engineering
    Carnegie Mellon University - 2021
  • B.S. in Mechanical Engineering
    Boğaziçi University - 2017

Dr. Mert Arslanoglu is the Technical Project Manager for the ARPA-H/BIO-INSYNC implantable bioelectric medicine initiative, leading cross-functional teams to improve thyroid treatments and advance equitable healthcare. His research focuses on designing porous materials with tunable architectures for energy storage and carbon capture, and enhancing their performance through nanomaterial infiltration, including MXenes and CNTs.


Aman Bhatia

Aman Bhatia

Post-Doctoral Research Associate, Mechanical Engineering

  • Postdoctoral Research Associate-III in Biomedical Engineering
    University of Arizona - 2023 to 2025
  • Postdoctoral Researcher in Chemistry
    Pusan National University - 2022 to 2023
  • Ph.D. in Chemistry (Electrochemical Immunosensors)
    Pusan National University - 2022
  • M.S. in Applied Chemistry
    Amity University - 2017
  • B.S. in Industrial Chemistry
    University of Delhi - 2014

Dr. Aman Bhatia will contribute to the ARPA-H C-DETECT program, advancing development of a multiplexed, urine-based electro-microfluidic platform for at-home multi-cancer early detection. His interdisciplinary expertise spans electrochemical biosensors, polymer nanocomposites, microfluidics, 3D printing, and PCB-level system integration, supported by multi-institutional and collaborative research experience. Dr. Bhatia holds a Ph.D. in Chemistry with emphasis on nano-electrochemical signal amplification strategies and clinical bioassays and has authored more than a dozen peer-reviewed publications in biosensing, electrochemistry, soft device engineering, and wireless health systems. His ongoing research focuses on engineering soft, biomedical platforms and scalable, minimally invasive diagnostic systems that integrate biochemical transduction with flexible bioelectronic architectures for continuous monitoring in both clinical and resource-limited settings.


Toygun Cetinkaya

Toygun Cetinkaya

Post-Doctoral Researcher, Mechanical Engineering

  • Ph.D. in Mechanical Engineering
    Carnegie Mellon University - 2024
  • M.S. in Mechanical Engineering
    Carnegie Mellon University - 2024
  • B.S. in Mechanical Engineering
    Middle East Technical University - 2016

Dr. Toygun Cetinkaya is a precision micromanufacturing researcher and engineer specializing in soft and stretchable electronics, biomedical implants, and micro-scale devices. He has led pioneering work in freeze micromilling for fabricating complex 3D geometries in cartilage implants and liquid metal electronics, and co-developed high-throughput manufacturing systems for microneedle arrays and biosensors.


Dinesh Patel

Dinesh K. Patel

Post-Doctoral Researcher, Mechanical Engineering

  • Project Scientist and Postdoctoral Fellow
    Carnegie Mellon University (Human Computer Interaction Institute) - 2020 to 2023
  • Postdoctoral Research Associate
    Carnegie Mellon University (Mechanical Engineering) - 2018 to 2020
  • Postdoctoral Fellow
    The Hebrew University of Jerusalem (Casali Institute of Chemistry) - 2014 to 2018
  • Ph.D. in Chemistry
    University of Mumbai-Bhabha Atomic Research Centre - 2014
  • M.Sc. in Chemistry
    University of Mumbai - 2008
  • B.Sc. in Chemistry
    University of Mumbai - 2007

Dr. Dinesh K. Patel is a Project Lab Manager for the ARPA-H C-DETECT program, where he leads cross-functional teams developing an at-home, early cancer detection platform based on a multiplexed, urine-based electro-microfluidic system. His work brings together functional materials, microfluidics, sensing, and device engineering to advance accessible and minimally invasive diagnostic technologies.

His research interests include functional materials, advanced additive manufacturing at millimeter- to micron-scale resolutions, soft robotics, actuators, morphing materials, and printed electronics. He has extensive experience in developing functional polymers and composites, liquid-metal-based materials, stretchable devices, and electro- and mechanoluminescent systems for applications in robotics, sensing, wearable electronics, and emerging healthcare technologies.


Reihaneh Toutouni

Reihaneh Toutouni

Post-Doctoral Researcher, Mechanical Engineering

  • Post-Doctoral Research Associate, Chemical Engineering
    University of Notre Dame - 2025
  • Ph.D. in Petroleum Engineering
    University of Wyoming - 2022
  • M.S. in Electrical Engineering
    University of Tehran - 2016
  • B.S. in Engineering Sciences
    University of Tehran - 2013

Dr. Reihaneh Toutouni leads the microneedle fabrication and precision coating efforts for the laboratory's MNA-ITMA (Integrated Microneedle Arrays and Temperature Measurement Array) multi-allergy testing platform. With over eight years of interdisciplinary R&D experience, her expertise uniquely bridges experimental device fabrication and computational transport modeling. She leverages a strong background in cleanroom microfabrication, thin-film optimization (including ultra-thin transition metal oxide thermistors), and biofluid rheology, combined with data-driven simulation (CFD, Molecular Dynamics, and Machine Learning) to design and optimize complex micro-scale diagnostic systems. Dr. Toutouni holds a Ph.D. from the University of Wyoming, where she specialized in interfacial phenomena and molecular-scale fluid dynamics. Her overarching research focuses on integrating rigorous experimental characterization with modern data analytics to engineer scalable, minimally invasive biosensors and accessible point-of-care diagnostic platforms.

Ph.D. candidates and students

Joshua R. Siegel

Joshua R. Siegel

Ph.D. Candidate, Mechanical Engineering

Lab Manager, Ozdoganlar Laboratory

  • M.S. in Mechanical and Aerospace Engineering
    University of California, Davis - 2024
  • B.S. in Biomedical Engineering
    University of California, Davis - 2022

Josh is developing hollow and dissolvable microneedle arrays for biofluid sampling and drug delivery, with a focus on minimally invasive, patient-friendly solutions. His work also includes the design and fabrication of microfluidic devices, such as lab-on-a-chip systems, for integrated analysis and point-of-care diagnostics.

Email
jrsiegel@cmu.edu
Website
LinkedIn

Feimo Yang

Feimo Yang

Ph.D. Candidate, Mechanical Engineering

Co-advisor: Phil LeDuc

  • M.S. in Mechanical Engineering
    Texas A&M University - 2022
    B.S. in Mechanical Engineering
    University of Texas at Arlington - 2019

Feimo's research focuses on 3D-printing exotic materials and their related applications. He co-developed 3D-printing with ice and is now working on implementing it in new strategies to create biohybrid implants.


Rohit K. Yadav

Rohit K. Yadav

Ph.D. Candidate, Mechanical Engineering

Co-advisor: Rahul Panat

  • Ph.D. Candidate, Mechanical Engineering,
    MS in Mechanical Engineering
    Carnegie Mellon University - 2026
  • M.Tech. in Metallurgical Engineering and Material Science
    Indian Institute of Technology Bombay - 2023
  • B.Tech. in Metallurgical Engineering and Material Science
    Indian Institute of Technology Bombay - 2023

Rohit's research interests are understanding and exploiting the effect of processing parameters on desirable properties of materials. His current projects involve using freeze casting to produce novel materials for energy applications.


Zijuan Liang

Zijuan Liang

Ph.D. Candidate, Mechanical Engineering

Co-advisor: Rebecca Taylor

  • B.S. in Mechanical Engineering
    University of Notre Dame - 2021​

Zijuan is interested in researching DNA origami-based gene therapy. By designing and fabricating gene-encoded DNA nanostructures, she aims to develop a biocompatible and efficient gene-delivery platform.


Alec Vucsko

Alec Vucsko

Ph.D. Candidate, Mechanical Engineering

  • M.S. in Mechanical Engineering
    Purdue University - 2025
  • B.S. in Mechanical Engineering
    Purdue University - 2021

Alec is working on a nanopositioning force-measurement module for in-vivo dynamic motion analysis of tissues and cells.


Edo Bareket

Edo Bareket

Ph.D. Candidate, Mechanical Engineering

  • B.S. in Mechanical Engineering
    Georgia Institute of Technology - 2024

Edo is working on precision robotic assembly of implantable medical devices. He has previous experience in automation and designing surgical devices for cardiac surgery.


Paul Walter

Paul J. Walter

Ph.D. Candidate, Mechanical Engineering

  • B.S. in Mechanical Engineering
    University of Pittsburgh - 2020

Paul's research focuses on microscale additive manufacturing techniques for novel cellular engineering approaches in implantable medical devices. His work also explores strategies for vascularizing engineered tissues. The overarching goal of his research is to advance patient-centric treatments and create medical devices tailored to individual conditions and needs.


Rozhan Kiani

Rozhan Kiani

Ph.D. Candidate, Mechanical Engineering

Co-advisor: Eni Halilaj

  • B.S. in Mechanical Engineering
    Sharif University of Technology

Rozhan’s research focuses on developing wearable sensor–based digital biomarkers to characterize movement in daily life and understand its relationship with long-term joint health after ACL reconstruction. Her work combines wearable-derived gait measures with medical imaging to study biomechanical factors associated with cartilage changes and post-traumatic osteoarthritis.


James Votruba-Drzal

James Votruba-Drzal

Ph.D. Student, Materials Science and Engineering

Co-advisor: Phil LeDuc

  • B.S. in Materials Science and Engineering
    University of Pennsylvania - 2025

James is working on the ARPA-H LIVE liver printing project, where he’s using camphene-ice printing to fabricate artificial liver sinusoid vasculature. This project is a collaboration with the Feinberg group in BME.


Defne Kudug

Defne Kudug

Ph.D. Student, Mechanical Engineering

  • M.S. in Biomedical Engineering
    Carnegie Mellon University - 2026
    Fulbright Türkiye Scholar
  • B.S. in Chemical and Biological Engineering
    Koc University - 2024
  • B.S. in Electrical and Electronics Engineering
    Koc University - 2024
  • Minor in Molecular Biology and Genetics
    Koc University - 2024

Defne's research interests focus on the design and fabrication of biomedical devices, particularly wearable and minimally invasive sensing technologies, including microneedle-based platforms. She is interested in integrating micro/nanofabrication, electrochemical biosensing, and bioelectronic interfaces to develop devices for physiological monitoring and therapeutic applications. Her previous research experience includes wearable sensing, particularly the fabrication, calibration, and integration of liquid-metal-based soft wearable sensors for rehabilitation applications, as well as research involving shape-memory alloys and paper-based point-of-care biosensors.

Master's students

Adit Atul Rambhia

Adit Atul Rambhia

Master's Student, Biomedical Engineering

  • B.Tech in Materials Engineering (Gold Medalist)
    IIT Gandhinagar - 2025

Adit is a Materials Engineer by training, who is interested in manufacturing of medical devices. He brings his materials knowledge and complements it with mechanical and biomedical engineering to work on multiple projects. Currently, he is working on ingestible devices and Microneedle Arrays for allergy diagnostics.


Gavin M. Schmidt

Gavin M. Schmidt

Master's Student, Tepper School of Business

  • B.S. in Biological Sciences
    University of Pittsburgh - 2024

Gavin is the ‘in-house’ biologist on the Ozdoganlar Laboratory Team. He is assembling a cell culture & tissue engineering lab to test the viability, function, and biomaterial interactions of the organoids used for the BIO-INSYNC device.

Undergraduate students