פרופ' אהרן בלנק

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ביה"ס להנדסת חשמל סגל אקדמי בכיר

CV

Prof. Aharon Blank is a Full Professor in the School of Electrical and Computer Engineering at Tel Aviv University. He joined Tel Aviv University in 2026 after twenty years at the Schulich Faculty of Chemistry at the Technion – Israel Institute of Technology, where he also held an adjunct appointment in Biomedical Engineering.

He received his B.Sc. in Physics, Mathematics, and Chemistry from the Hebrew University of Jerusalem, graduating cum laude. He subsequently completed an M.Sc. in Electrical Engineering at Tel Aviv University, specializing in physical electronics and applied physics, and a Ph.D. in Physical Chemistry at the Hebrew University of Jerusalem, graduating summa cum laude. His doctoral research focused on electron-spin polarization and its application to electromagnetic and electro-optic devices. He later conducted postdoctoral research with Prof. Jack H. Freed at Cornell University, where he worked on electron spin resonance microscopy.

Before and during the early stages of his academic career, Prof. Blank gained substantial experience in microwave engineering and medical-device development. He served as a scientific officer in the Israeli Air Force, working on electromagnetic-wave propagation, antennas, radar, and microwave devices. He also held senior research and development positions, including Chief Technology Officer, at TopSpin Medical, where he contributed to the development of a miniature intravascular magnetic-resonance imaging probe.

Prof. Blank’s research program is devoted to extending magnetic resonance beyond its traditional limits in sensitivity, spatial resolution, operating conditions, and accessibility. His group develops miniature and ultra-sensitive ESR resonators, cryogenic and room-temperature spin detectors, advanced ESR and NMR instrumentation, and methods for imaging, addressing, and controlling solid-state spins. These technologies are applied to quantum sensing, quantum information processing, high-resolution imaging, structural biology, materials characterization, and biomedical diagnostics.

A major current research direction is the development of practical quantum microwave devices based on solid-state spin systems. This work includes diamond-based masers and anti-masers, low-noise microwave amplification, low-phase-noise quantum microwave sources, cooling of microwave modes, operation of superconducting qubits and amplifiers at elevated temperatures, and quantum-enhanced benchtop NMR spectroscopy. His group also studies NV centers in diamond, endohedral fullerenes, silicon quantum dots, and other spin systems relevant to quantum sensing and scalable quantum technologies.

In addition to his research, Prof. Blank has contributed extensively to quantum-science education and infrastructure. At the Technion, he participated in the management, teaching, and infrastructure activities of the Helen Diller Quantum Science and Technology Center. He established advanced experimental and computational teaching laboratories, developed courses in molecular quantum technologies, and created specialized quantum-technology training programs for students and high-technology professionals.

At Tel Aviv University, his activities continue to combine fundamental quantum science, microwave and electronic engineering, practical device development, and hands-on education, with the goal of translating magnetic-resonance and spin-based concepts into useful scientific, industrial, and medical technologies.

Magnetic Resonance, Microwave Engineering, and Quantum Technologies

Prof. Aharon Blank is a Full Professor in the School of Electrical and Computer Engineering at Tel Aviv University. His research lies at the interface of magnetic resonance, microwave engineering, quantum science, and biomedical technology.

His group develops advanced electron spin resonance (ESR) and nuclear magnetic resonance (NMR) methods, with emphasis on:

  • Ultra-sensitive ESR resonators and detection systems
  • Cryogenic and room-temperature spin-detection platforms
  • Diamond-based masers, anti-masers, and quantum microwave devices
  • Quantum sensing, spin control, and quantum information processing
  • High-resolution magnetic-resonance imaging
  • Compact and portable magnetic-resonance systems for biomedical applications
  • Quantum-enhanced benchtop NMR and novel approaches to improving magnetic-resonance sensitivity

The group combines fundamental spin physics with device-oriented engineering to improve the sensitivity, spatial resolution, operating temperature, and practical accessibility of magnetic-resonance technologies. Its research spans quantum technologies, microwave instrumentation, materials science, structural biology, and medicine.

Selected Publications

  1. Selected Publications
  2. Y. Varshavsky, O. Zgadzai, and A. Blank, “Solid-State Maser with Microwatt Output Power at Moderate Cryogenic Temperatures,” AIP Advances, 15, 115009 (2025).
  3. I. Katz, A. Schmidt, I. Ben-Shir, M. Javitt, K. Kouřil, A. Capozzi, B. Meier, A. Lang, B. Pokroy, and A. Blank, “Long-Lived Enhanced Magnetization—A Practical Metabolic MRI Contrast Material,” Science Advances, 10, eado2483 (2024).
  4. J. C. Hermann, R. Rizzato, F. Bruckmaier, R. D. Allert, A. Blank, and D. B. Bucher, “Extending Radiowave Frequency Detection Range with Dressed States of Solid-State Spin Ensembles,” npj Quantum Information, 10, 103 (2024).
  5. N. Almog, O. Zgadzai, P. Kuppusamy, Y. Zur, L. Baruch, M. Machluf, and A. Blank, “Hand-Held Electron Spin Resonance Scanner for Subcutaneous Oximetry Using OxyChip,” Magnetic Resonance in Medicine, 92, 430–439 (2024).
  6. A. Blank, A. Sherman, B. Koren, and O. Zgadzai, “An Anti-Maser for Mode Cooling of a Microwave Cavity,” Journal of Applied Physics, 134, 214401 (2023).
  7. Y. Artzi, O. Zgadzai, B. Solomon, and A. Blank, “Three-Dimensional Fourier Imaging of Thousands of Individual Solid-State Quantum Bits—A Tool for Spin-Based Quantum Technology,” Physica Scripta, 98, 035815 (2023).
  8. A. Sherman, O. Zgadzai, B. Koren, I. Peretz, E. Laster, and A. Blank, “Diamond-Based Microwave Quantum Amplifier,” Science Advances, 8, eade6527 (2022).
  9. D. Cristea, H. Wolfson, R. Ahmad, Y. Twig, P. Kuppusamy, and A. Blank, “Compact Electron Spin Resonance Skin Oximeter: Properties and Initial Clinical Results,” Magnetic Resonance in Medicine, 85, 2915–2925 (2021).
  10. D. Cristea, S. Krishtul, P. Kuppusamy, L. Baruch, M. Machluf, and A. Blank, “New Approach to Measuring Oxygen Diffusion and Consumption in Encapsulated Living Cells, Based on Electron Spin Resonance Microscopy,” Acta Biomaterialia, 101, 384–394 (2020).
  11. O. Zgadzai, Y. Twig, H. Wolfson, R. Ahmad, P. Kuppusamy, and A. Blank, “Electron Spin Resonance Dipstick,” Analytical Chemistry, 90, 7830–7836 (2018).
  12. E. Dikarov, O. Zgadzai, Y. Artzi, and A. Blank, “Direct Measurement of the Flip-Flop Rate of Electron Spins in the Solid State,” Physical Review Applied, 6, 044001 (2016).
  13. E. Dikarov, R. Shklyar, Y. Twig, and A. Blank, “Induction-Detection Electron Spin Resonance with Sensitivity of 1000 Spins: En Route to Scalable Quantum Computations,” Physics Letters A, 377, 1937–1942 (2013).
  14. A. Blank, “Masers Made Easy,” Nature, 488, 285–286 (2012).
  15. G. Meenakshisundaram, E. Eteshola, A. Blank, S. C. Lee, and P. Kuppusamy, “A Molecular Paramagnetic Spin-Doped Biopolymeric Oxygen Sensor,” Biosensors and Bioelectronics, 25, 2283–2289 (2010).
  16. Y. Twig, E. Suhovoy, and A. Blank, “Sensitive Surface Loop-Gap Microresonators for Electron Spin Resonance,” Review of Scientific Instruments, 81, 104703 (2010).
  17. J. Schneiderman, R. L. Wilensky, A. Weiss, E. Samouha, L. Muchnik, M. Chen-Zion, M. Ilovitch, E. Golan, A. Blank, M. Flugelman, Y. Rozenman, and R. Virmani, “Diagnosis of Thin-Cap Fibroatheromas by a Self-Contained Intravascular Magnetic Resonance Imaging Probe in Ex Vivo Human Aortas and In Situ Coronary Arteries,” Journal of the American College of Cardiology, 45, 1961–1969 (2005).
  18. A. Blank, C. R. Dunnam, P. P. Borbat, and J. H. Freed, “Pulsed Three-Dimensional Electron Spin Resonance Microscopy,” Applied Physics Letters, 85, 5430–5432 (2004).
  19. A. Blank, C. R. Dunnam, P. P. Borbat, and J. H. Freed, “High-Resolution Electron Spin Resonance Microscopy,” Journal of Magnetic Resonance, 165, 116–127 (2003).
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