0.65-0.73THz quintupler with an on-chip antenna in 65-nm CMOS. - Zeshan Ahmad; Kenneth K. O (VLSIC, 2015)

410-GHz CMOS imager using a 4th sub-harmonic mixer with effective NEP of 0.3 fW/Hz0.5 at 1-kHz noise bandwidth. - Wooyeol Choi 001; Zeshan Ahmad; Amit Jha; Ja-Yol Lee; Insoo Kim; Kenneth K. O (VLSIC, 2015)

20.5 1.4THz, -13dBm-EIRP frequency multiplier chain using symmetric- and asymmetric-CV varactors in 65nm CMOS. - Zeshan Ahmad; Mark Lee; Kenneth K. O (ISSCC, 2016)

CMOS terahertz receivers. - Qian Zhong; Wooyeol Choi 001; Dae Yeon Kim; Zeshan Ahmad; Rui Xu 008; Yaming Zhang; Ruonan Han 001; Sandeep Kshattry; Navneet Sharma; Z.-Y. Chen; Dongha Shim; Swaminathan Sankaran; et al. (CICC, 2018)

Opening Terahertz for Everyday Applications. - Kenneth K. O; Wooyeol Choi 001; Qian Zhong; Navneet Sharma; Yaming Zhang; Ruonan Han 001; Zeshan Ahmad; Dae Yeon Kim; Sandeep Kshattry; Ivan R. Medvedev; David John Lary; Hyun-Joo Nam; et al. (IEEE Commun. Mag., 2019)

High-Performance and Small Form-Factor mm-Wave CMOS Radars for Automotive and Industrial Sensing in 76-to-81GHz and 57-to-64GHz Bands. - Krishnanshu Dandu; Sreekiran Samala; Karan Bhatia; Meysam Moallem; Karthik Subburaj; Zeshan Ahmad; Daniel Breen; Sunhwan Jang; Tim Davis; Mayank Singh 010; Shankar Ram; Vashishth Dudhia; et al. (ISSCC, 2021)