Andreas Mandelis | The Trailblazer of Thermophotonics and Diffusion-Wave Technologies
- Shiny Greece
- Jul 27, 2017
- 5 min read
Updated: 1 day ago
Authors
George | The Shiny Greece Team
Andreas Mandelis is a renowned professor and researcher at the University of Toronto, specializing in the fields of thermophotonics, photothermal sciences, and photoacoustic technologies. With a wealth of experience and expertise, he has made significant contributions to the non-destructive evaluation of materials with industrial and biomedical applications. This article explores the life, career, and achievements of Professor Andreas Mandelis, shedding light on his groundbreaking research and innovative contributions.

Professor Andreas Mandelis | Photo by: CADIPT, Andreas Mandelis, CC BY-SA 3.0
Andreas Mandelis Early Life
Andreas Mandelis was born in Corfu, Greece, in 1952. His passion for science led him to pursue a Bachelor of Science degree in physics from Yale University, which he successfully completed in 1974. Motivated to delve deeper into the field of engineering, he went on to pursue graduate studies at Princeton University. In 1980, he received his Ph.D. in mechanical and aerospace engineering, having completed a groundbreaking doctoral dissertation on the theory of frequency and time domain photoacoustic spectroscopy of condensed phases.
Research Contributions
After completing his doctoral studies, Mandelis joined Bell-Northern Research Labs in Ottawa as a researcher. Throughout his career, he has authored and co-authored over 290 papers in peer-reviewed journals and approximately 160 papers in scientific and technical proceedings. His extensive body of work has significantly contributed to the fields of diffusion-wave, photothermal, and photoacoustic sciences and related technologies. Mandelis holds various key positions in the academic and scientific community. He is the editor-in-chief of the book series "Progress in Photothermal and Photoacoustic Science and Technology" published by the Society for Optical Engineering (SPIE). Moreover, he serves as the director of the Center for Advanced Diffusion-Wave and Photoacoustic Technologies (CADIPT) at the University of Toronto. Previously known as the Centre for Advanced Diffusion-Wave Technologies (CADIFT), CADIPT is at the forefront of cutting-edge research in this field. Mandelis has also acted as a guest editor for several special publications focusing on photoacoustic, photothermal, and diffusion-wave phenomena. With his vast knowledge and expertise, Mandelis has been appointed to numerous editorial and advisory boards, including the Springer International Journal of Thermophysics, AIP Journals Review of Scientific Instruments, and the Journal of Applied Physics, among others. He has also played a crucial role as a contributing editor for Physics Today of the American Institute of Physics and as a member of the editorial board for the Journal of Biomedical Optics of the SPIE. These roles highlight his commitment to advancing scientific research and dissemination.
Thermo- and Bio-Photonics
Andreas Mandelis is internationally recognized for his groundbreaking work in applied photonics, imaging, optoelectronics, materials science, and biophotonics. His pioneering research in diffusion-wave, photothermal, and photoacoustic sciences has been instrumental in defining and developing these fields. Notably, he is the inventor of a photothermal imaging radar capable of detecting tooth decay at an early stage, showcasing his innovative approach and commitment to improving healthcare technologies. His contributions extend beyond dental applications. Mandelis is the creator of the Thermal-Wave Resonant Cavity, a revolutionary concept with implications for molecular thermophysics, kinetic theory, and the infrared emissivity of fluids. Furthermore, he has made significant contributions to the field of dental photonic engineering and the technique of photocarrier radiometry, further cementing his position as a thought leader in these domains.
The 'Canary System' of Andreas Mandelis
As the co-founder and chief technology officer of Quantum Dental Technologies, Professor Andreas Mandelis has played a vital role in the development of advanced dental diagnostic technologies. The company's flagship device, the 'Canary System', utilizes laser pulses to detect tooth decay, providing a non-invasive alternative to traditional methods like x-rays. By detecting tooth demineralization at an early stage, the Canary System allows for prompt intervention and repair using remineralizing compounds, effectively eliminating the need for drills and invasive procedures.
Memberships & Awards
Andreas Mandelis' exceptional contributions and dedication to scientific research have garnered numerous prestigious awards and recognitions. Notably, he received the Alexander von Humboldt Research Award from the Humboldt Foundation in Germany, further highlighting his international reputation and impact. Mandelis is a member of the K7 (ASME) International Committee on Thermophysics and serves as an associate editor for the AIP Review of Scientific Instruments. His accomplishments have been recognized with awards such as the New Pioneers Award in Science and Technology from Skills for Change, the Joseph F. Keithley Award for Advances in Measurement Science from the American Physical Society, and the Killam Prize. As a fellow of esteemed organizations including the Royal Society of Canada, the American Physical Society, the SPIE, the ASME, and the Canadian Academy of Engineering, Mandelis stands among the most distinguished figures in his field. His significant contributions and innovative research have made a lasting impact on the scientific community.
A Revolutionist
Professor Andreas Mandelis, an internationally recognized expert in thermophotonics and diffusion-wave technologies, has made groundbreaking contributions to the fields of photothermal and photoacoustic sciences. With a career spanning several decades, his research has played a pivotal role in the non-destructive evaluation of materials, particularly in industrial and biomedical applications. Mandelis' innovative techniques, such as the photothermal imaging radar for detecting tooth decay, have revolutionized the field of dental diagnostics. As a co-founder of Quantum Dental Technologies, he continues to develop cutting-edge solutions to improve dental healthcare. Through his extensive publications, editorial roles, and memberships in prestigious organizations, Mandelis has solidified his position as a pioneer and thought leader in his field, inspiring future generations of researchers to push the boundaries of applied photonics and diffusion-wave sciences.
FAQs for Andreas Mandelis
Curious to learn more about Andreas Mandelis? These frequently asked questions cover his education, scientific achievements, inventions, awards, and pioneering work in thermophotonics, photothermal imaging, and photoacoustic technologies. They also answer many of the questions people search for online about the distinguished Greek-Canadian physicist.
1. Who is Andreas Mandelis?
Andreas Mandelis is a Greek-Canadian physicist, engineer, and professor at the University of Toronto. He is internationally recognized for pioneering research in thermophotonics, photothermal science, photoacoustics, and diffusion-wave technologies, with applications in medicine, dentistry, engineering, and materials science.
2. Where was Andreas Mandelis born?
Andreas Mandelis was born in Corfu, Greece, in 1952. He later pursued higher education in the United States before building his academic career in Canada.
3. What did Andreas Mandelis study?
He earned a Bachelor of Science in Physics from Yale University and completed his Ph.D. in Applied Physics and Materials Science at Princeton University, specializing in photoacoustic spectroscopy.
4. What is Andreas Mandelis best known for?
He is best known for developing groundbreaking photothermal and photoacoustic technologies, including innovative non-destructive diagnostic methods used in medicine, dentistry, semiconductor testing, and industrial inspection.
5. What is the Canary System developed by Andreas Mandelis?
The Canary System is a laser-based dental diagnostic device that detects early tooth decay without relying solely on traditional X-rays. It helps identify enamel demineralization before cavities become visible, allowing earlier and less invasive treatment.
6. What are diffusion-wave technologies?
Diffusion-wave technologies use thermal and photoacoustic waves to inspect materials and biological tissues without causing damage. These methods are widely used for medical imaging, quality control, and scientific research.
7. What research fields has Andreas Mandelis influenced?
His research has advanced thermophotonics, photothermal spectroscopy, photoacoustics, biomedical imaging, optoelectronics, non-destructive testing, biosensors, and laser diagnostic technologies for healthcare and industry.
8. What awards has Andreas Mandelis received?
Throughout his career, Andreas Mandelis has received numerous prestigious honors, including the Alexander von Humboldt Research Award, the Joseph F. Keithley Award, the Killam Prize, and fellowships from leading scientific organizations such as the Royal Society of Canada and the American Physical Society.
9. Is Andreas Mandelis still active in scientific research?
Yes. Andreas Mandelis continues to conduct research and teach at the University of Toronto, where he leads advanced work on photonic imaging, biomedical diagnostics, and non-destructive evaluation technologies.
10. Why is Andreas Mandelis considered an important Greek scientist?
Andreas Mandelis is regarded as one of the most influential Greek-born scientists because his innovations have transformed several scientific disciplines, particularly biomedical imaging and non-invasive diagnostics, while earning worldwide recognition for his research contributions.
































































A dedicated scientist. We Greeks thank him for his work and legacy.
He work has helped us so much with our thesis!
His research career has resulted in many pioneering theoretical and experimental achievements that have led to hundreds of publications cited over 12000 times!!!