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Metamaterial-based sensor for hemoglobin measurements (2013)
Presentation / Conference Contribution
Spada, L. L., Iovine, R., & Vegni, L. (2013). Metamaterial-based sensor for hemoglobin measurements. In 2012 Loughborough Antennas & Propagation Conference (LAPC). https://doi.org/10.1109/lapc.2012.6403007

The ratio Oxyhemoglobin to Deoxygenated hemoglobin is an important medical parameter for several diseases diagnostics. In this paper a metamaterial-based sensor, operating in the infrared frequency range, is presented. The structure consists of a pla... Read More about Metamaterial-based sensor for hemoglobin measurements.

Nanorod-based glucose sensor. (2012)
Presentation / Conference Contribution
La Spada, L., Iovine, R., Bilotti, F., & Vegni, L. (2012). Nanorod-based glucose sensor. In Metamorphose VI: Proceedings of Metamaterials '2012: The Sixth International Congress on Advanced Electromagnetic Materials in Microwaves and Optics

In this paper, a metamaterial-based sensor consisting of an array of nanorods is proposed. An analytical model, describing the electromagnetic response of the nanorods, is proposed. Such model is verified through the comparison to full-wave numerical... Read More about Nanorod-based glucose sensor..

Nanoparticle Electromagnetic Properties for Sensing Applications (2012)
Journal Article
Spada, L. L., Iovine, R., & Vegni, L. (2012). Nanoparticle Electromagnetic Properties for Sensing Applications. Advances in nanoparticles, 01(02), 9-14. https://doi.org/10.4236/anp.2012.12002

Nanoparticles play a crucial role in biomedical and sensing applications. In this paper the design of non-spherical gold nanoparticles, operating in the near infrared and visible regime, is proposed. The structures consist of metallic resonating incl... Read More about Nanoparticle Electromagnetic Properties for Sensing Applications.

Sensor design for cancer tissue diagnostics (2012)
Presentation / Conference Contribution
La Spada, L., Bilotti, F., & Vegni, L. (2012, April). Sensor design for cancer tissue diagnostics. Paper presented at SPIE Photonics Europe, Brussels, Belgium

In this paper, the design of a metamaterial-based sensor, operating in the mid-infrared frequency range, is proposed. The sensor consists of a planar array of complementary circular inclusions. The resonant frequencies of the sensor are designed to c... Read More about Sensor design for cancer tissue diagnostics.

Metamaterial biosensor for cancer detection (2012)
Presentation / Conference Contribution
La Spada, L., Bilotti, F., & Vegni, L. (2012). Metamaterial biosensor for cancer detection. In SENSORS, 2011 IEEE. https://doi.org/10.1109/icsens.2011.6127103

In this study a low-cost, compact, and high-performing metamaterial-based biosensor operating in the GHz regime is presented. The sensor is designed to detect the presence of a tumor by means of permittivity and absorption measurements. A shift in th... Read More about Metamaterial biosensor for cancer detection.

Metamaterial resonator arrays for organic and inorganic compound sensing (2011)
Presentation / Conference Contribution
La Spada, L., Bilotti, F., & Vegni, L. (2011). Metamaterial resonator arrays for organic and inorganic compound sensing. In Proceedings Volume 8306, Photonics, Devices, and Systems V; 83060I (2011). https://doi.org/10.1117/12.912267

In this paper, an electromagnetic metamaterial resonator operating in the terahertz frequency range is presented. By arranging the resonator in a planar array, it is possible to use the structure as a sensing device for organic and inorganic compound... Read More about Metamaterial resonator arrays for organic and inorganic compound sensing.

Metamaterial-based design of biological sensors operating at THz frequencies (2011)
Presentation / Conference Contribution
La Spada, L., Bilotti, F., & Vegni, L. (2011). Metamaterial-based design of biological sensors operating at THz frequencies.

In this contribution, we present an omega-shaped electromagnetic resonator, which is of potential interest for THz biosensors. A new analytical model for such an inclusion-type is developed, considering the effects of the fringing capacitance. After... Read More about Metamaterial-based design of biological sensors operating at THz frequencies.

Double CSRR for water content detection in biological matter (2011)
Presentation / Conference Contribution
La Spada, L., Bilotti, F., & Vegni, L. (2011). Double CSRR for water content detection in biological matter. In 4th EOS Topical Meeting on Optical Microsystems (OµS’11)

In this study, a low-cost, compact, and high-performing metamaterial-based biosensor operating in the THz frequency range is presented. The sensor is designed to detect the presence of water content in biological matter by spectral absorption measure... Read More about Double CSRR for water content detection in biological matter.

Metamaterial-based Sensor Design Working in Infrared Frequency Range (2011)
Journal Article
La Spada, L., Bilotti, F., & Vegni, L. (2011). Metamaterial-based Sensor Design Working in Infrared Frequency Range. Progress in electromagnetics research B: PIER B, 34, 205-223. https://doi.org/10.2528/pierb11060303

In this paper, we propose the design of high sensitivity and selectivity metamaterial-based biosensors operating in the THz regime. The proposed sensors consist of planar array of resonant metallic structures, whose frequency response is modified thr... Read More about Metamaterial-based Sensor Design Working in Infrared Frequency Range.

Metasurfaces for Advanced Sensing and Diagnostics (2019)
Journal Article
La Spada, L. (2019). Metasurfaces for Advanced Sensing and Diagnostics. Sensors, 19(2), 355. https://doi.org/10.3390/s19020355

Interest in sensors and their applications is rapidly evolving, mainly driven by the huge demand of technologies whose ultimate purpose is to improve and enhance health and safety. Different electromagnetic technologies have been recently used and ac... Read More about Metasurfaces for Advanced Sensing and Diagnostics.

Mutual-Coupling Isolation Using Embedded Metamaterial EM Bandgap Decoupling Slab for Densely Packed Array Antennas (2019)
Journal Article
Alibakhshikenari, M., Khalily, M., Virdee, B. S., Hwang See, C., Abd-Alhameed, R. A., & Limiti, E. (2019). Mutual-Coupling Isolation Using Embedded Metamaterial EM Bandgap Decoupling Slab for Densely Packed Array Antennas. IEEE Access, 9, 51827-51840. https://doi.org/10.1109/ACCESS.2019.2909950

This article presents a unique technique to enhance isolation between transmit/receive radiating elements in densely packed array antenna by embedding a metamaterial (MTM) electromagnetic bandgap (EMBG) structure in the space between the radiating el... Read More about Mutual-Coupling Isolation Using Embedded Metamaterial EM Bandgap Decoupling Slab for Densely Packed Array Antennas.

Antenna Mutual Coupling Suppression Over Wideband Using Embedded Periphery Slot for Antenna Arrays (2018)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, P., See, C. H., Abd-Alhameed, R., Khalily, M., Falcone, F., & Limiti, E. (2018). Antenna Mutual Coupling Suppression Over Wideband Using Embedded Periphery Slot for Antenna Arrays. Electronics, 7(9), 198. https://doi.org/10.3390/electronics7090198

This paper presents a new approach to suppress interference between neighbouring radiating elements resulting from surface wave currents. The proposed technique will enable the realization of low-profile implementation of highly dense antenna configu... Read More about Antenna Mutual Coupling Suppression Over Wideband Using Embedded Periphery Slot for Antenna Arrays.

Particle loss: An initial investigation into size effects and stress-dilatancy (2019)
Journal Article
McDougall, J., Kelly, D., & Daniel, B. (2019). Particle loss: An initial investigation into size effects and stress-dilatancy. Soils and Foundations, https://doi.org/10.1016/j.sandf.2019.03.002

Drained triaxial tests have been performed to explore the effect of particle loss on shearing behaviour and critical states in granular mixtures. The mixtures comprise Leighton Buzzard sand (d50 = 0.8 mm), to which was added 15% by mass of salt parti... Read More about Particle loss: An initial investigation into size effects and stress-dilatancy.

Optical Fiber Sensor Design for Ground Slope Movement Monitoring for Railway Safety Operations (2018)
Presentation / Conference Contribution
Hook, D., Laing, W., Kerrouche, A., Barreto Gonzalez, D., & Alwis, L. S. (2018, October). Optical Fiber Sensor Design for Ground Slope Movement Monitoring for Railway Safety Operations. Presented at 17th IEEE SENSORS Conference, New Delhi, India

Scour and slope instability are a major issue in keeping the railway structures safe and operational. Conventional measurement techniques do not allow real-time monitoring of slope movement and/or are time/resource consuming. Novel fiber optic techno... Read More about Optical Fiber Sensor Design for Ground Slope Movement Monitoring for Railway Safety Operations.

Usage of gestures along with other interaction modes in collaborative design (2014)
Presentation / Conference Contribution
Vasantha, G., Corney, J., Prakash Ramesh, H., Mouli Sugavanam, C., & Chakrabarti, A. (2014, September). Usage of gestures along with other interaction modes in collaborative design. Presented at 12th International Conference on Manufacturing Research, Southampton, UK

Currently many computer-aided multi-modal interaction tools are under development, and some have demonstrated their applications in design. To avoid disruptive transformation from current design tools to multi-modal designing, there is a need for sev... Read More about Usage of gestures along with other interaction modes in collaborative design.

Iterative solutions to classical second-order ordinary differential equations (2019)
Journal Article
Robin, W. (2019). Iterative solutions to classical second-order ordinary differential equations. Journal of Innovative Technology and Education, 6(1), 1-12

An elementary scheme is detailed for introducing certain basic concepts in the solution of (especially) the basic second-order ordinary differential equations of classical mathematical physics. The method proposed, an integration/iteration process, a... Read More about Iterative solutions to classical second-order ordinary differential equations.

Curvilinear MetaSurfaces for Surface Wave Manipulation. (2019)
Journal Article
La Spada, L., Spooner, C., Haq, S., & Hao, Y. (2019). Curvilinear MetaSurfaces for Surface Wave Manipulation. Scientific Reports, 9(1), Article 3107. https://doi.org/10.1038/s41598-018-36451-8

Artificial sheet materials, known as MetaSurfaces, have been applied to fully control both space and surface waves due to their exceptional abilities to dynamically tailor wave fronts and polarization states, while maintaining small footprints. Howev... Read More about Curvilinear MetaSurfaces for Surface Wave Manipulation..

Particle-scale interaction in sand-rubber mixtures and their influence on energy dissipation mechanisms (2019)
Journal Article
Fonseca, J., Riaz, A., Bernal-Sanchez, J., Barreto Gonzalez, D., McDougall, J., Miranda Manzanares, M., Marinelli, A., & Dimitriadi, V. (2019). Particle-scale interaction in sand-rubber mixtures and their influence on energy dissipation mechanisms. Géotechnique Letters, 9(4), 1-6. https://doi.org/10.1680/jgele.18.00221

Sand-rubber mixture (SRm) behaviour is affected by rubber content (RC) whilst dissipation in sands is caused by inter-particle sliding. Dissipation in SRm is as, or more significant than in sands. However, the mechanisms of dissipation in SRm are not... Read More about Particle-scale interaction in sand-rubber mixtures and their influence on energy dissipation mechanisms.