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Roques-Carmes Group

Nanophotonics and Light-Matter Interactions

When confined to the nanoscale, photons behave in unusual and intriguing ways, leading to transformative applications in quantum technologies, biosensing, advanced microscopy, and next-generation communication technologies. These novel behaviors arise from subwavelength light confinement and fundamental quantum optical interactions that dominate at these scales.

The past decade has witnessed tremendous progress in nanophotonics and light-matter interactions. Highly configurable, integrated nanophotonic circuits were developed and novel materials were integrated to introduce unique functionalities on-chip, such as light amplification and energy conversion. Another recent advancement was the acceleration of computational modeling capabilities for three-dimensional nanophotonic structures. In addition, the field has expanded into commercial applications that significantly enhance performance in areas like photonic computing, interconnects, quantum technologies, and sensing.

The Roques-Carmes group at ISTA is dedicated to observing, understanding, engineering, and harnessing these new regimes of nanoscale light-matter interactions. Our approach leverages advanced theoretical frameworks and state-of-the-art experimental methods, including ultrafast electron microscopy, X-ray imaging, and quantum sensing.

We view our lab as an incubator for innovative ideas at the intersection of physics and engineering. Our research philosophy emphasizes creativity and collaborative exploration as well as nurturing an environment that supports both fundamental discoveries and impactful technological advances. We strive to accelerate progress from theoretical insight to real-world application.




Team


Current Projects

Our group focuses on three interconnected research areas:

1. Nanophotonics and quantum optics at extreme wavelengths

  • Utilizing nanophotonic scintillators and quantum optics for X-ray detection and imaging.
  • Developing soft X-ray and vacuum ultraviolet (VUV) photonics, detectors, and sources.

2. “High-energy microscopy” of nanophotonic structures

  • Harnessing free electrons and X-rays for microscopy of nanoscale materials, photonic structures, and quantum systems.

3. Sensing, communication, and computation with reconfigurable nanophotonic circuits

  • Applying variational principles to automatically discover and optimize modal representations of complex multimode light fields.
  • End-to-end design and optimization of nanophotonic devices for imaging and sensing.
  • Photonics for AI acceleration

Publications

Publications: Charles Roques-Carmes


Career

Starting 2026 Assistant Professor, Institute of Science and Technology Austria (ISTA)
2023 – 2026 Science Fellow (postdoctoral), Stanford University, USA
2022 – 2023, Postdoctoral associate, MIT, USA
2022 PhD, MIT, Electrical Engineering and Computer Science
2016 Research intern, Harvard University, USA  


Selected Distinctions

2025 Photonics Innovation Award in honor of Federico Capasso (inaugural awardee)
2024 US National Academy of Sciences Young Researcher Nominee, 73rd Lindau Nobel Laureate Meeting
2023 Forbes 30 under 30, Science, North America
2023 Stanford Science Fellowship
2019 MIT’s Robert B. Guenassia Award
2016 Carnot Foundation Fellow


Additional Information

Download CV
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