Enhancing Light Control with Complex Frequency Excitations
Posted on April 2, 2025
New paper outlines how signals oscillating at complex-valued frequencies may revolutionize sensing, imaging and communication technologies NEW YORK, March 28, 2025 — Researchers at the CUNY ASRC and at Florida International University report in the journal Science their insights on the emerging field of complex frequencies excitations, a recently introduced scheme to control light, sound Read More [...]
Good Vibrations: Scientists Discover a Groundbreaking Method for Exciting Phonon-Polaritons
Posted on March 20, 2025
The breakthrough paves the way for novel nanoscale lasers and efficient electronic device cooling. NEW YORK, March 19, 2025 – Imagine a world where your phone stays cool no matter how long you use it, and it’s also equipped with tiny sensors that can identify dangerous chemicals or pollutants with unparalleled sensitivity and precision. Newly Read More [...]
Researchers Demonstrate Metasurfaces That Control Thermal Radiation in Unprecedented Ways
Posted on August 23, 2024
The advance shows promise for creating compact, inexpensive, and portable light sources, which are crucial for space-based applications, biological and geological field research, and military operations. NEW YORK, August 23, 2024 — In a groundbreaking advancement, researchers with the CUNY ASRC have experimentally demonstrated that metasurfaces (two-dimensional materials structured at the nanoscale) can precisely control Read More [...]
Reconfigurable Image Processing With Light
Posted on July 22, 2024
The advance could enhance self-driving cars and reduce energy consumption for technologies requiring intense image processing. NEW YORK, NY — CUNY ASRC researchers in collaboration with Australian scientists from the ARC Centre of Excellence for Transformative Meta-Optical Systems (TMOS) have developed a new image processing technology that can be used to enhance self-driving cars, minimize Read More [...]
Perfecting the View on a Crystal’s Imperfection
Posted on April 23, 2024
New research shines light on the properties and promise of hexagonal boron nitride, a material used in electronic and photonics technologies. NEW YORK, April 23, 2024 — Single-photon emitters (SPEs) are akin to microscopic lightbulbs that emit only one photon (a quantum of light) at a time. These tiny structures hold immense importance for the Read More [...]
Qiushi Guo Receives NSF Career Award to Develop a Compact Ultrafast Mode-Locked Laser
Posted on March 13, 2024
Guo will use the award to help train the next generation of semiconductor researchers. Qiushi Guo, a professor with the CUNY ASRC’s Photonics Initiative and the CUNY Graduate Center’s Physics program, has received a National Science Foundation (NSF) CAREER Award to support his work developing a femtosecond mode-locked lasers made from lithium niobate—a synthetic salt Read More [...]
Andrea Alù Named Optica’s 2024 Max Born Award Recipient
Posted on March 7, 2024
Congratulations! Andrea Alù, director of the CUNY ASRC Photonics Initiative and Einstein Professor of Physics at the CUNY Graduate Center, named Optica's 2024 Max Born Award recipient for his pioneering contributions to linear, nonlinear, and nonreciprocal photonic metamaterials. Optica (formerly OSA), Advancing Optics and Photonics Worldwide, is a leading society in optics and photonics dedicated to Read More [...]
Top Research Stories
Posted on January 2, 2024
Every year, CUNY ASRC researchers challenge scientific limits and find the most creative ways to expand the world's understanding of the Earth that we inhabit. Here are 10 stories that offer a glimpse at some of the innovative work produced by our researchers. We hope these stories serve as motivation to pursue your goals and Read More [...]
Breaking Wave Symmetries: Researchers Design New Device to Make Light Waves Flow Only In One Direction
Posted on December 13, 2023
Using a thin layer of nano-patterned silicon, scientists are able to transmit light unidirectionally and prevent incoming reflections, all without the use of magnets. NEW YORK, December 8, 2023 — Much like the ebb and flow of ocean waves, light and sound waves bounce off objects and reflect back to their source. This inherent symmetry Read More [...]
Photonics Team Develops High-Performance Ultrafast Lasers That Fit on a Fingertip
Posted on November 9, 2023
The new advance will enable pocket-sized devices that can perform detailed GPS-free precision navigation, medical imaging, food safety inspection and more. NEW YORK, NOVEMBER 9, 2023 — Lasers are essential tools for observing, detecting, and measuring things in the natural world that we can’t see with the naked eye. But the ability to perform these Read More [...]
