Unleashing light: a deep dive into quantum cascade laser dynamics through power, precision, and performance Xiaohan Yu, Yanbo Bai, Feihu Wang, Steve Slivken, Nirajman Shrestha, Ruiming Zhang, Nil Ozcevik, and Manijeh Razeghi "Unleashing light: a deep dive into quantum cascade laser dynamics through power, precision, and performance", Proc. SPIE 13908, Quantum Sensing and Nano Electronics and Photonics XXII, 139080U (5 March 2026); https://doi.org/10.1117/12.3082051 - March 23, 2026

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

Professor Razeghi deliver special talk in Distinguished Colloquium at UIUC

March 26, 2026   [read article]

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]

Plenary Speaker
International Experts Forum on Laser Peening and Related Phenomena (IESLPRP2026)
Antwerp, Belgium
April 8, 2026   [conference link]

Prof. Razeghi will be in Organizing Committee fro Optics-Laser 2026
4th Optics, Photonics & Laser Engineering Conference (Optics-Laser 2026)
Boston, MA, USA
May 18, 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