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

Sampada 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. 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.


Fangran Liu

Fangran Liu

Post-Doctoral Researcher, Mechanical Engineering

  • Visiting Scholar, Perelman School of Medicine
    University of Pennsylvania - 2025
  • Visiting Student, Mechanical Engineering
    Tsinghua University - 2024
  • Ph.D. in Pediatric Surgery
    University of Hong Kong - 2025
  • MPhil in Pathology and Pathophysiology
    Fudan University - 2020
  • MD in Preventative Medicine
    Jilin University - 2017

Fangran’s work involves the design and functionalization of decellularized extracellular matrix (dECM) hydrogels with pro-angiogenic factors to guide and accelerate the formation of functional, perfusable vasculature within implanted constructs. By combining biomaterial science, 3D printing, and in vitro/in vivo models, she aims to assist the BIO-INSYNC project to create implantable systems that promote rapid host integration, reduce fibrotic encapsulation, and support long-term device functionality.

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

  • 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

  • M.Tech. in Mettalurgical Engineering and Material Science
    Indian Institute of Technology, Bombay - 2023
  • B.Tech. in Mettalurgical 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

  • 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.


Andrés García-Rubio

Andrés García-Rubio

Ph.D. Candidate, Mechanical Engineering

  • M.Tech. in Mechanical Engineering
    Tecnológico de Monterrey - 2019
  • B.Tech. in Mechanical Engineering
    Tecnológico de Monterrey - 2018

Andrés' research interests lie in the intersection of regenerative medicine, robotics, and additive manufacturing. His main research line concerns the automation of additive manufacturing processes for exotic materials. Andrés is also a recipient of the prestigious Fulbright Scholarship.


Alec Vucsko

Alec Vucsko

Ph.D. Student, 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. Student, 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. Student, 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. Student, Mechanical Engineering

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

James Votruba-Drzal

James Votruba-Drzal

Ph.D. Student, Materials Science and Engineering

  • 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.

Master's students

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.