Items where authors include "Valavanis, A."

Article

North, N. K., Krakofsky, J.H., Appekey, S. et al. (8 more authors) (2026) Terahertz gas-phase spectroscopy of water and methanol isotopologues through difference-frequency generation in an intersubband polaritonic metasurface. Optics Express, 34 (19). pp. 36464-36477. ISSN 1094-4087

Zhou, T., Silva, J., Bertling, K. et al. (14 more authors) (2026) Passive beam shaping for terahertz quantum cascade lasers. IEEE Transactions on Terahertz Science and Technology, 16 (6). pp. 706-714. ISSN 2156-342X

Phillips, L. orcid.org/0009-0005-1179-2474, Kondawar, S., Godden, H.J. orcid.org/0009-0000-7808-0926 et al. (8 more authors) (2026) Stereolithography 3D printing of a cyclic olefin resin for terahertz quasi-optical applications. Optical Materials Express, 16 (6). pp. 1760-1781. ISSN 2159-3930

Holstein, J., North, N., Hof, A. et al. (10 more authors) (2026) Improving terahertz-detection sensitivity of 8×8 FET arrays through liquid-nitrogen cooling in a compact low-noise cryostat. IEEE Transactions on Terahertz Science and Technology, 16 (4). pp. 463-475. ISSN 2156-342X

Phillips, L. orcid.org/0009-0005-1179-2474, Godden, H. orcid.org/0009-0000-7808-0926, Kendrick, J. et al. (5 more authors) (2026) Stereolithography 3D Printing of PTFE-Filled Photopolymer Composites with Enhanced THz Transparency. Additive Manufacturing. 105057. ISSN 2214-8604 (In Press)

Elumalai, J. orcid.org/0000-0002-0006-1474, Salih, M., Fice, M. et al. (7 more authors) (2025) Free-space Optical Communications at 4 Gbit/s Data Rate with a Terahertz Laser. Communications Physics. ISSN 2399-3650 (In Press)

Silva, J., Ploschner, M., Bertling, K. et al. (18 more authors) (2025) Subwavelength 3D terahertz imaging with a single-pixel laser transceiver. Optics Express, 33 (10). pp. 21938-21950. ISSN 1094-4087

Phillips, L. orcid.org/0009-0005-1179-2474, Valavanis, A., Burnett, A.D. et al. (3 more authors) (2025) Process and material constraints of additive manufacturing for fabrication of terahertz quasi-optical components. Applied Materials Today, 42. 102619. ISSN 2352-9407

Holstein, J., North, N., Horbury, M. et al. (10 more authors) (2024) 8×8 Patch-Antenna-Coupled TeraFET Detector Array for Terahertz Quantum-Cascade-Laser Applications. IEEE Transactions on Terahertz Science and Technology, 14 (6). pp. 799-807. ISSN 2156-342X

Kondawar, S. S. orcid.org/0000-0003-3918-9472, North, N. K. orcid.org/0009-0002-8221-2893, Han, Y. orcid.org/0000-0003-2141-3077 et al. (10 more authors) (2024) Power stabilization of a terahertz-frequency quantum-cascade laser using a photonic integrated modulator. Optics Express, 32 (17). pp. 30017-30026. ISSN 1094-4087

Valavanis, A., Ikonic, Z. and Kelsall, R. W. (2009) Growth variation effects in SiGe-based quantum cascade lasers. Journal of Optics A: Pure and Applied Optics, 11 (5). Art. No. 054012. ISSN 1464-4258

Lever, L., Valavanis, A., Ikonic, Z. et al. (1 more author) (2008) Simulated [111] Si-SiGe terahertz quantum cascade laser. Applied Physics Letters, 92 (2). 021124. ISSN 1077-3118

Ahmad, E., Valavanis, A., Claydon, J.S. et al. (2 more authors) (2005) Vertical spinal electronic device with large room temperature magnetoresistance. IEEE Transactions on Magnetics, 41 (10). pp. 2592-2594. ISSN 0018-9464

Conference abstract

Phillips, L. orcid.org/0009-0005-1179-2474, Valavanis, A. orcid.org/0000-0001-5565-0463, Burnett, A.D. orcid.org/0000-0003-2175-1893 et al. (3 more authors) (2024) Innovative Approaches to Fabricate Terahertz Optics with Additive Manufacturing: Manufacture and THz Characterisation of a Silica-Filled Photopolymer. [Conference abstract]

Proceedings Paper

Shi, W., Zhang, Y., Valavanis, A. orcid.org/0000-0001-5565-0463 et al. (2 more authors) (2026) Course-Aligned AI Teaching Support for Transnational Engineering Education: Design Conjectures, System Architecture, and Formative Deployment Evidence. In: 2026 4th UK-China Teaching, Learning, and Educational Technology (TILE-TEC). 2026 4th UK-China Teaching, Learning, and Educational Technology (TILE-TEC), 22-24 May 2026, Chengdu, China. Institute of Electrical and Electronics Engineers (IEEE) , pp. 22-26. ISBN 979-8-3195-3195-7

Elumalai, J. orcid.org/0000-0002-0006-1474, Salih, M., Fice, M. et al. (7 more authors) (2026) 1.2-Gbit/s Data-Rate Free-Space Optical Communications with Terahertz Laser. In: 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 17-22 Aug 2025, Helsinki, Finland. IEEE . ISBN 979-8-3503-7884-9

Godden, H.J. orcid.org/0009-0000-7808-0926, North, N.K., Kundu, I. et al. (4 more authors) (2026) Dual Frequency Liquid Crystals for Terahertz Power Stabilization. In: 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 17-22 Aug 2025, Helsinki, Finland. Institute of Electrical and Electronics Engineers . ISBN 979-8-3503-7884-9

Holstein, J., Hof, A., North, N.K. et al. (8 more authors) (2026) Improving 8 × 8 TeraFET array 2.85 THz-sensitivity by Liquid-Nitrogen cooling in a compact Cryostat. In: 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 17-22 Aug 2025, Helsinki, Finland. Institute of Electrical and Electronics Engineers . ISBN 979-8-3503-7884-9

Phillips, L. orcid.org/0009-0005-1179-2474, Godden, H.J. orcid.org/0009-0000-7808-0926, Fox, N.R. et al. (4 more authors) (2026) Optical Characterisation of Stereolithography-Printed Composites for THz Quasi-Optical Applications. In: 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 17-22 Aug 2025, Helsinki, Finland. Institute of Electrical and Electronics Engineers . ISBN 979-8-3503-7884-9

North, N.K., Horbury, M.D., Godden, H. orcid.org/0009-0000-7808-0926 et al. (7 more authors) (2026) Real-time terahertz spectroscopy of a deuterium exchange in the vapor phase utilizing a room-temperature 8 × 8 TeraFET detector array. In: 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 17-22 Aug 2025, Helsinki, Finland. IEEE . ISBN 979-8-3503-7884-9

Kondawar, S.S., Salih, M. orcid.org/0009-0001-6882-4642, Kotiranta, M. et al. (9 more authors) (2026) Reflectance Measurements of 3.5-THz Black Coatings Using Terahertz Quantum Cascade Laser Self-Mixing Interferometry. In: 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 17-22 Aug 2025, Helsinki, Finland. Institute of Electrical and Electronics Engineers . ISBN 979-8-3503-7884-9

Salih, M. orcid.org/0009-0001-6882-4642, Kondawar, S.S., Daghestani, N. et al. (16 more authors) (2026) Waveguide-integration and packaging of terahertz quantum-cascade lasers for Earth observation instrumentation. In: 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). 2025 50th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 17-22 Aug 2025, Helsinki, Finland. Institute of Electrical and Electronics Engineers . ISBN 979-8-3503-7884-9

Elumalai, J., Salih, M., Fice, M. et al. (7 more authors) (2025) Free-Space Optical Communications using Terahertz Lasers at Gbit/s Data Rates. In: Proceedings of 2025 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC). 2025 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), 23-27 Jun 2025, Munich, Germany. Institute of Electrical and Electronics Engineers (IEEE) . ISBN 979-8-3315-1252-1

Kondawar, S.S., North, N.K., Han, Y. et al. (9 more authors) (2023) Amplitude Stabilization of a THz Quantum-Cascade Laser using a Photonic Integrated Circuit. In: Proceedings of 2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). 2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 17-22 Sep 2023, Montreal, Canada. IEEE . ISBN 9798350336603

Holstein, J., Horbury, M.D., North, N. et al. (8 more authors) (2023) Implementation of a multi-element detector consisting of an 8x8 network of patch-antenna-coupled TeraFETs for gas spectroscopy with THz-QCLs. In: Proceedings of 2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). 2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 17-22 Sep 2023, Montreal, Canada. IEEE . ISBN 9798350336603

Salih, M. orcid.org/0009-0001-6882-4642, Kondawar, S.S. orcid.org/0000-0003-3918-9472, Brewster, N. et al. (7 more authors) (2023) Integration of a 2.1-THz Quantum Cascade Laser within an IEEE WM-130 Rectangular Metallic Waveguide. In: Proceedings of 2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). 2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 17-22 Sep 2023, Montreal, Canada. IEEE . ISBN 9798350336603

North, N.K, Holstein, J., Horbury, M.D. et al. (7 more authors) (2023) Real-Time Analysis Of THz Quantum-Cascade Laser Signals Using A Field Effect Transistor Array. In: 2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). 48th International Conference on Infrared, Millimeter and Terahertz Waves, 17-22 Sep 2023, Montreal, Canada. IEEE . ISBN 979-8-3503-3661-0

Horbury, M.D. orcid.org/0000-0001-8235-8142, North, N.K., Holstein, J. orcid.org/0009-0001-8744-475X et al. (7 more authors) (2023) Real-Time Terahertz Absorption Spectroscopy of Methanol and Deuterated-Methanol Vapour, using a TeraFET Detector Array. In: Proceedings of 2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). 2023 48th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 17-22 Sep 2023, Montreal, Canada. IEEE . ISBN 9798350336603

Valavanis, A., Ikonic, Z., Lever, L. et al. (2 more authors) (2008) Substrate orientation and alloy composition effects in n-type SiGe quantum cascade structures. In: 2008 5th IEEE International Conference on Group IV Photonics. Group IV Photonics, 2008 5th IEEE International Conference on, 17-19 Sep 2008, Sorrento, Italy. IEEE , pp. 251-252. ISBN 978-1-4244-1769-8