Journals:
• Khan, Shahed, Biplob Ray, and Nemai Karmakar. “Fingerprinting Chipless RFID With
a MIMO System for Tag Authentication in Internet of Things.” Internet of Things, 2025.
(Q1, IF-7.6)
https://doi.org/10.1016/j.iot.2025.101542
• Khan, Shahed, Biplob R. Ray, and Nemai C. Karmakar. “RFID localization in
construction with IoT and security integration.” Automation in Construction, 2024. (Q1,
IF-11.5)
https://doi.org/10.1016/j.autcon.2023.105249
• Khan, Shahed, Biplob Ray, and Nemai Karmakar. “Chipless RFID Physical Layer
Security with MIMO Based Multi-Dimensional Data Points for Internet of Things.”
IEEE Internet of Things Journal, 2024. (Q1, IF-8.9)
https://doi.org/10.1109/jiot.2024.3395485
• Likitha Lasantha, Khan, Shahed, Nemai C. Karmakar, Biplob R. Ray, Hossein
Masoumi, and Matthew Josh. “Chipless RFID Sensory Array for IoT Dielectric Sensing
and Material Characterisation.” IEEE Internet of Things Journal, 2024. (Q1, IF-8.9)
https://doi.org/10.1109/jiot.2024.3450840

Conferences:
• Khan, Shahed, Likitha Lasantha, Biplob Ray, and Nemai Karmakar. “Comparative Study:
Evaluating Chipless RFID Tag
Authenticity With a Portable MIMO Reader-Based Approach,” 2024 IEEE/MTT-S
International Microwave Symposium,
Washington, DC, USA, 2024
• Khan, Shahed, Likitha Lasantha, Biplob R. Ray, and Nemai C. Karmakar. “Evaluating
Dynamic Wavelet Fingerprinting of
Chipless RFID Tags in Detecting Counterfeits in Noiseless and Noisy Environments,” 2024
IEEE International Conference on
RFID, Cambridge, MA, USA, 2024
• Likitha Lasantha, Khan, Shahed, Biplob R. Ray, and Nemai C. Karmakar. “Enhancing
Quality Factor of Chipless RFID
Sensors by Optimising the Substrate Properties and Resonator Geometry,” IEEE International
Conference on RFID, Cambridge,
MA, USA, 2024
• Mohamed El-Hadidy, Khan, Shahed, Likitha Lasantha, Innes Bakri, Marc Troge, and
Nemai C. Karmakar. “Low-Latency
Chipless RFID Tag Readers: Real-World Implementation of Frequency HoppingSweeping
Blind Detection Technique,”
European Microwave Conference (EuMC), Paris, France, 2024
• L. Lasantha, J. Aliasgari, S. I. Khan, B. Ray and N. C. Karmakar, "FPGA-based
UWB Pulse Generator for IR-UWB Chipless
RFID Reader," 2025 6th Australian Microwave Symposium (AMS), Gold Coast,
Australia, 2025
• El-Hadidy, Mohamed, Likitha Lasantha, Shahed I. Khan, Yasmine El Sayed, and Nemai
C. Karmakar. “Improved RCS
Chipless RFID Tag Array for Long Reading Range.” International Conference
Radioelektronika (RADIOELEKTRONIKA), pp.
1-5. IEEE, 2023