Engineering of the fermi level in PLD-grown NiO thin films by post-annealing - January 20, 2026

Room temperature operation of Ge/SixGe1−x−ySny terahertz quantum cascade lasers predicted using extended combined resonant tunneling and rate equation model Room temperature operation of Ge/SixGe1−x−ySny terahertz quantum cascade lasers predicted using extended combined resonant tunneling and rate equation model - December 15, 2025reprint

CQD former student received Apple Display’s “Unsung Hero” award
Former Phd student of CQD "Abbas Haddidi "received Apple Display’s “Unsung Hero” award this year, recognized as the “Tech Guru.”
January 21, 2026   [read article]

Invited-Talk - Spie Photonics West Quantum Sensing, Imaging, and Precision Metrology IV
Professor Razeghi deliver Invited-Talk - Spie Photonics West Quantum Sensing, Imaging, and Precision Metrology IV, California, US
January 18, 2026   [read article]

Prof. Razeghi will deliver plenary talk in Materials Arena 2026
2nd International summit on Materials Science and Engineering
Ambassador Hotel Bangkok, Thailand
March 19, 2026   [conference link]

Professor Razeghi will be in ECE Distinguished Colloquium

University of Illinois at Urbana-Champaign, IL, USA.
March 26, 2026   [conference link]

1. nBn extended short-wavelength infrared focal plane array Optics Letters Vol. 43, Issue 3, pp. 591-594 February 1, 2018reprint

2. Band-structure-engineered high-gain LWIR photodetector based on a type-II superlattice Light: Science & Applications volume 10, Article number: 17 (2021) https://doi.org/10.1038/s41377-020-00453-x January 14, 2021reprint

3. Room temperature operation of Ge/SixGe1−x−ySny terahertz quantum cascade lasers predicted using extended combined resonant tunneling and rate equation model Room temperature operation of Ge/SixGe1−x−ySny terahertz quantum cascade lasers predicted using extended combined resonant tunneling and rate equation model December 15, 2025reprint

4. Self-Detecting Mid-Infrared Dual-Comb Spectroscopy Based on High-Speed Injection-Locked Quantum Cascade Lasers Ma, Y., Wu, D., Huang, R., Zhang, S., Zhou, B., Ma, Z., Sun, Y., Liu, J., Zhuo, N., Zhang, J., Zhai, S., Liu, S., Liu, F., Razeghi, M. and Lu, Q. (2025), Self-Detecting Mid-Infrared Dual-Comb Spectroscopy Based on High-Speed Injection-Locked Quantum Cascade Lasers. Adv. Photonics Res. 2500062. https://doi.org/10.1002/adpr.202500062 April 6, 2025reprint

5. High-power, high-wall-plug-efficiency quantum cascade lasers with high-brightness in continuous wave operation at 3–300μm Razeghi et al. Light: Science & Applications (2025) 14:252 July 25, 2025reprint