Personal profile
Research interests
PRESENT ACTIVITIES.
Development of Middle Eastern atmosphere vertical profiles of turbulence and aerosols.
Development of generalized models of kolmogorov and non-kolmogorov optical turbulence, and implications concerning imaging and wireless optical communication through the atmosphere.
Research and development of inexpensive glow discharge indicator lamp focal plane arrays for terahertz imaging cameras.
Research and development of ultrafast and sensitive millimeter wave wireless communication.
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Collaborations and top research areas from the last five years
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4π directional radiation detector based on Compton scattering with channel reduction method
Ghelman, M., Kopeika, N., Rotman, S., Davidov, Z. & Osovizky, A., 1 Mar 2025, In: Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 1072, 170246.Research output: Contribution to journal › Article › peer-review
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Accelerating Millimeter-Wave Imaging: Automating Glow Discharge Detector Focal Plane Arrays with Chirped FMCW Radar for Rapid Measurement and Instrumentation Applications
Ramachandra Kurup, A., Rozban, D., Abramovich, A., Yitzhaky, Y. & Kopeika, N., 1 May 2025, In: Electronics (Switzerland). 14, 9, 1819.Research output: Contribution to journal › Article › peer-review
Open Access1 Scopus citations -
Millimeter Wave Imaging Using Up-Conversion Detection Method with Glow Discharge Detector and Photoreceiver Combination
Kurup, A. R., Rozban, D., Abramovich, A., Yitzhaky, Y. & Kopeika, N., 1 Jan 2025, Proceedings of the 13th International Conference on Photonics, Optics and Laser Technology. Iadicicco, A., Raposo, M., Albella, P. & Ribeiro, P. (eds.). Science and Technology Publications, Lda, p. 109-113 5 p. (International Conference on Photonics, Optics and Laser Technology; vol. 1).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Open Access -
Millimeter-Wave Imaging with Range-Resolved 3D Depth Extraction Using Glow Discharge Detection and Frequency-Modulated Continuous Wave Radar
Ramachandra Kurup, A., Rozban, D., Abramovich, A., Yitzhaky, Y. & Kopeika, N., 1 Feb 2025, In: Applied Sciences (Switzerland). 15, 4, 2248.Research output: Contribution to journal › Article › peer-review
Open Access1 Scopus citations -
Optical Up-conversion for Millimeter-wave Imaging using Glow Discharge Detector and Photoreceiver Module Integration
Kurup, A. R., Rozban, D., Kopeika, N. S., Yitzhaky, Y. & Abramovich, A., 1 Jan 2025, Optical Sensors 2025. Baldini, F., Homola, J. & Lieberman, R. A. (eds.). SPIE, 1352703. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 13527).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
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Upconversion-Based Millimeter-Wave Imaging via Phase-Sensitive Lock-In Camera and GDD Map: Parallel Demodulation of Modulated NIR Emission
Kurup, A. R., Rozban, D., Latucha, T., Kakon, O., Kopeika, N. S., Yitzhaky, Y. & Abramovich, A., 29 Oct 2025, Sensors and Communication Technologies in the 1 GHz to 10 THz Band. Salmon, N. A. & Michailow, W. (eds.). SPIE, 1367704. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 13677).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
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Fast Readout of Innovative Glow Discharge Detector Focal Plane Arrays for Affordable Millimeter Wave Imaging: Design, Implementation, and Advancements
Ramachandra Kurup, A., Rozban, D., Azulay, Y., Kopeika, N. S., Yitzhaky, Y. & Abramovich, A., 1 Jan 2024, Emerging Imaging and Sensing Technologies for Security and Defence IX 2024. Buller, G. S., Lamb, R. A. & Laurenzis, M. (eds.). SPIE, 1320407. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 13204).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
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Wide Energetic Response of 4π Directional Gamma Detector Based on Combination of Compton Scattering and Photoelectric Effect
Ghelman, M., Kopeika, N., Rotman, S., Ben David, N., Vax, E. & Osovizky, A., 1 May 2024, In: IEEE Transactions on Nuclear Science. 71, 5, p. 1072-1083 12 p., 3351682.Research output: Contribution to journal › Article › peer-review
3 Scopus citations -
Editorial—Special Issue on “Optical and RF Atmospheric Propagation”
Kopeika, N. & Raj, A. A. B., 1 Apr 2023, In: Sensors. 23, 7, 3644.Research output: Contribution to journal › Editorial
Open Access -
Fast and Enhanced MMW Imaging System Using a Simple Row Detector Circuit with GDDs as Sensor Elements and an FFT-Based Signal Acquisition System
Ramachandra Kurup, A., Rozban, D., Abramovich, A., Yitzhaky, Y. & Kopeika, N., 1 Feb 2023, In: Sensors. 23, 3, 1578.Research output: Contribution to journal › Article › peer-review
Open Access2 Scopus citations
Projects
- 1 Finished
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Real World Kolmogorov and non-Kolmogorov Optical Turbulence
Kopeika, N. (PI) & Golbraikh, E. (CoPI)
1/01/06 → 31/12/08
Project: Research