Photo of Sri-Rajasekhar (Raj) Kothapalli

Sri-Rajasekhar (Raj) Kothapalli

Associate Professor of Biomedical Engineering

Affiliation(s):

  • Biomedical Engineering
  • Center for Acoustics and Vibration
  • Acoustics

325 Chemical and Biomedical Engineering Building

szk416@psu.edu

814-865-0459

Personal or Departmental Website

 
 

 

Education

  • M Phil, Condensed Matter Physics, University of Hyderabad, 1998
  • M.Eng, Applied Optics, I.I.T Delhi, 2000
  • MS, Applied Physics, University of Massachusetts, Boston, 2004
  • Ph D, Biomedical Engineering, Washington University in St. Louis, 2009
  • Postdoctoral, Radiology, Stanford University, 2013

Publications

Journal Articles

  • Christopher Cheng and Sri-Rajasekhar Kothapalli, 2022, "Improving PMUT Receive Sensitivity via DC Bias and Piezoelectric Composition", Sensors, 22, (15)
  • Haoyang Chen and Sri-Rajasekhar Kothapalli, 2022, "A Transparent Ultrasound Array for Real-Time Optical, Ultrasound, and Photoacoustic Imaging", AAAS BME Frontiers, 2022
  • Shubham Mirg and Sri-Rajasekhar Kothapalli, 2022, "Awake mouse brain photoacoustic and optical imaging through a transparent ultrasound cranial window"
  • Sumit Agrawal and Sri-Rajasekhar Kothapalli, 2021, "Modeling Combined Ultrasound and Photoacoustic Imaging: Simulations aiding Device Development and Deep Learning", Photoacoustics, 24, pp. 100304
  • Haoyang Chen and Sri-Rajasekhar Kothapalli, 2021, "A High Sensitivity Transparent Ultrasound Transducer Based on PMN-PT for Ultrasound and Photoacoustic Imaging", IEEE Sensors Letters, 5, (11), pp. 1-4
  • Haoyang Chen and Sri-Rajasekhar Kothapalli, 2021, "A transparent low intensity pulsed ultrasound (LIPUS) chip for high-throughput cell stimulation", Lab on a Chip, 21, (24), pp. 4734-4742
  • Amirsaeed Yazdani and Sri-Rajasekhar Kothapalli, 2021, "Simultaneous Denoising and Localization Network for Photoacoustic Target Localization", IEEE Transactions on Medical Imaging, 40, (9), pp. 2367-2379
  • Ajay Dangi and Sri-Rajasekhar Kothapalli, 2019, "A Photoacoustic Imaging Device using Piezoelectric Micromachined Ultrasound Transducers (PMUTs)", IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control.

Research Projects

  • March 2023 - February 2028, "CAREER: Smart and scalable approaches for developing multimodal optical and acoustic imaging technologies," (Sponsor: National Science Foundation).
  • September 2023 - August 2025, "Clinical translation of dual-modality transrectal ultrasound and photoacoustic imaging for detection of aggressive prostate cancer," (Sponsor: National Cancer Institute).
  • May 2022 - March 2025, "Photoacoustic and epigenetic nerve scaffold for nerve regeneration," (Sponsor: National Institute of Neurological Disorders and Stroke).
  • August 2024 - July 2025, "Mechanisms of cognitive impairment caused by atherosclerosis and red blood cell released ATP," (Sponsor: National Institute of Neurological Disorders and Stroke).
  • September 2022 - August 2025, "Dual-modality Ultrasound and Photoacoustic Molecular Imaging Strategies for Lethal Prostate Cancer Detection," (Sponsor: Congressionally Directed Medical Research Programs).
  • September 2022 - August 2025, "Multiparametric Transrectal Ultrasound and Photoacoustic Imaging of Human Prostate," (Sponsor: National Institute of Biomedical Imaging and Bioengineering).
  • August 2021 - March 2025, "Collaborative Research: An implantable intracranial ultrasound stimulation for treating neurodiseases," (Sponsor: National Science Foundation).
  • September 2020 - August 2025, "A portable photoacoustic imager for diagnosing vascular diseases," (Sponsor: National Institute of Biomedical Imaging and Bioengineering).

Honors and Awards

  • NSF CAREER, National Science Foundation, March 2023 - February 2028
  • Best Paper Award, In Vivo Ultrasound Imaging GRC conference 2024, August 2024 - August 2024
  • Penn State Alumni Association Dissertation Award, Pennsylvania State University, August 2019 - August 2024
  • NIH Pathway to Indepedence Grant Award K99/R00, National Institute of Health, May 2014 - June 2021
  • 2022 IEEE Sensors Letters Best Paper Award Runner-Up, IEEE Sensors Council, November 2022

Service

Service to Penn State:

Service to External Organizations:

 


 

About

Founded in 1965, Penn State's Graduate Program in Acoustics has become the leading resource for graduate education in acoustics in the United States. The interdisciplinary program leads to the degrees: Master of Engineering in Acoustics (M.Eng.), Master of Science in Acoustics (M.S.), and Doctor of Philosophy in Acoustics (Ph.D.)

Graduate Program in Acoustics

College of Engineering

The Pennsylvania State University

14 Engineering Collaborative Research and Education Building

556 White Course Drive

University Park, PA 16802