Outputs (25)

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..

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.

Surface wave cloaking using transformation optics (2015)
Presentation / Conference Contribution
La Spada, L., & Hao, Y. (2015, May). Surface wave cloaking using transformation optics. Presented at 2015 1st URSI Atlantic Radio Science Conference (URSI AT-RASC), Gran Canaria, Spain

Recently, there has been an increasing interest in the study of manipulating surface waves from microwave to optical frequencies [1, 2], especially for the design of conformal antennas and devices in communications and radar applications [3]. Some of... Read More about Surface wave cloaking using transformation optics.

Electromagnetic modeling of metamaterial-based sensors (2015)
Presentation / Conference Contribution
Spada, L. L. (2014, December). Electromagnetic modeling of metamaterial-based sensors. Presented at 2014 IEEE MTT-S International Microwave Workshop Series on RF and Wireless Technologies for Biomedical and Healthcare Applications (IMWS-BIO), London, United Kingdom

In this paper metamaterial-based sensors electromagnetic modeling is presented. In particular, the interaction between the electromagnetic waves and such structures is analytically studied. The proposed sensors consist of array of resonant metallic s... Read More about Electromagnetic modeling of metamaterial-based sensors.

Epsilon-Near-Zero Nanoantennas (2014)
Presentation / Conference Contribution
La Spada, L. (2014, September). Epsilon-Near-Zero Nanoantennas. Presented at 9th International Conference on Body Area Networks, London, Great Britain

In this paper the design of Epsilon Near Zero (ENZ) antennas, working in the infrared and optical regime, is presented. Two different structures are considered: the classical PEC antenna and the dielectric dipole covered by ENZ material antenna. The... Read More about Epsilon-Near-Zero Nanoantennas.

Metasurface-Epsilon Near Zero-based Electromagnetic Wave Absorber (2014)
Presentation / Conference Contribution
La Spada, L. (2014, September). Metasurface-Epsilon Near Zero-based Electromagnetic Wave Absorber. Presented at 9th International Conference on Body Area Networks, London, Great Britain

The purpose of this paper is to design a new electromagnetic wave absorber. It consists of a planar layered structure with an isotropic Epsilon-Near-Zero (ENZ) material and a gold metal inclusion, both placed over a perfect conductor (PEC) plate. Abs... Read More about Metasurface-Epsilon Near Zero-based Electromagnetic Wave Absorber.

Surface plasmon resonance of nanoshell particles with PMMA-graphene core (2014)
Journal Article
Tarparelli, R., Iovine, R., La Spada, L., & Vegni, L. (2014). Surface plasmon resonance of nanoshell particles with PMMA-graphene core. COMPEL: The International Journal for Computation and Mathematics in Electrical and Electronic Engineering, 33(6), 2016-2029. https://doi.org/10.1108/compel-11-2013-0351

The purpose of this paper is to contribute an analytical and numerical study of a new type of nanoshell particles operating in the visible regime.
The structure consists of a core/shell particle, arranged in a planar array configuration, with a poly... Read More about Surface plasmon resonance of nanoshell particles with PMMA-graphene core.

Spectral Green's Function for SPR Meta-Structures (2014)
Journal Article
Iovine, R., La Spada, L., Tarparelli, R., & Vegni, L. (2014). Spectral Green's Function for SPR Meta-Structures. Materials Science Forum, 792, 110-114. https://doi.org/10.4028/www.scientific.net/msf.792.110

In this paper we propose a new approach to study the electromagnetic field in Surface Plasmon Resonance (SPR) meta-structures. The geometry is a planar structure infinitely extended with a pulse excitation current embedded in the substrate. The gener... Read More about Spectral Green's Function for SPR Meta-Structures.

Optical Properties of Modified Nanorod Particles for Biomedical Sensing (2014)
Journal Article
Iovine, R., Spada, L. L., & Vegni, L. (2014). Optical Properties of Modified Nanorod Particles for Biomedical Sensing. IEEE Transactions on Magnetics, 50(2), 169-172. https://doi.org/10.1109/tmag.2013.2284552

In this paper, an analytical and numerical investigation for modified gold nanorod particles, operating in the visible and in the infrared regime is proposed. The modified particles consist in a core/shell structure (dielectric core/metallic shell) e... Read More about Optical Properties of Modified Nanorod Particles for Biomedical Sensing.

Electromagnetic analysis of deep brain stimulation (2013)
Presentation / Conference Contribution
Tarparelli, R., Iovine, R., La Spada, L., & Vegni, L. (2013, September). Electromagnetic analysis of deep brain stimulation. Presented at 2013 International Conference on Electromagnetics in Advanced Applications (ICEAA), Torino (Turin), Italy

In this contribution the stimulus complications in DBS (Deep Brain Stimulation) are evaluated and discussed. In particular we present a new method to predict the network response when a DBS stimulus is applied. A neural network similarly to ipsi-cont... Read More about Electromagnetic analysis of deep brain stimulation.

Nanoparticle device for biomedical and optoelectronics applications (2013)
Journal Article
Iovine, R., La Spada, L., & Vegni, L. (2013). Nanoparticle device for biomedical and optoelectronics applications. COMPEL: The International Journal for Computation and Mathematics in Electrical and Electronic Engineering, 32(5), 1596-1608. https://doi.org/10.1108/compel-03-2013-0105

In this contribution, the aim is to present a nanoparticle device, operating in the visible regime based on the localized surface plasmon resonance (LSPR) phenomenon.
The nanoparticle electromagnetic properties are evaluated by a new analytical mod... Read More about Nanoparticle device for biomedical and optoelectronics applications.

Metamaterial-based sensor for skin disease diagnostics (2013)
Presentation / Conference Contribution
La Spada, L., Iovine, R., Tarparelli, R., & Vegni, L. (2013, May). Metamaterial-based sensor for skin disease diagnostics. Presented at SPIE Microtechnologies, Grenoble, France

Skin absorption properties, under diseases conditions, are modified due to the structural variations of chromophores and pigments. The measurement of such different absorptions can be a useful tool for the recognition of different skin diseases. In t... Read More about Metamaterial-based sensor for skin disease diagnostics.

Multi resonant platform based on modified metallic nanoparticles for biological tissue characterization (2013)
Presentation / Conference Contribution
Iovine, R., La Spada, L., Tarparelli, R., & Vegni, L. (2013, May). Multi resonant platform based on modified metallic nanoparticles for biological tissue characterization. Presented at SPIE Optical Metrology 2013, Munich, Germany

In this contribution optical properties of new metallic nanoparticles for biomedical applications are investigated. These particles consist of a pair of opposing gold prisms with asymmetric dielectric holes. In this configuration the structure exhibi... Read More about Multi resonant platform based on modified metallic nanoparticles for biological tissue characterization.

Nanoplasmonic sensor for chemical measurements (2013)
Presentation / Conference Contribution
Iovine, R., La Spada, L., & Vegni, L. (2013, May). Nanoplasmonic sensor for chemical measurements. Presented at SPIE Optics + Optoelectronics, Prague, Czech Republic

In this paper plasmonic nanoparticles arranged in an array configuration for the detection of glycerol concentration in aqueous solution, are presented. Glycerol concentration measurement is crucial for several application fields, such as biomedical... Read More about Nanoplasmonic sensor for chemical measurements.

Electromagnetic modeling of ellipsoidal nanoparticles for sensing applications (2013)
Journal Article
Spada, L. L., Iovine, R., & Vegni, L. (2013). Electromagnetic modeling of ellipsoidal nanoparticles for sensing applications. Optical Engineering, 52(5), 051205. https://doi.org/10.1117/1.oe.52.5.051205

We present a new analytical study of metallic nanoparticles, working in the infrared and visible frequency range. The structure consists of triaxial ellipsoidal resonating inclusions embedded in a dielectric environment. Our aim is to develop a new a... Read More about Electromagnetic modeling of ellipsoidal nanoparticles for sensing applications.

Modified Bow-Tie Nanoparticles Operating in the Visible and Near Infrared Frequency Regime (2013)
Journal Article
Iovine, R., Spada, L. L., & Vegni, L. (2013). Modified Bow-Tie Nanoparticles Operating in the Visible and Near Infrared Frequency Regime. Advances in nanoparticles, 02(01), 21-27. https://doi.org/10.4236/anp.2013.21005

In this contribution electromagnetic properties of traditional and modified bow-tie nanoparticles are investigated. The modified bow-tie particles consist of a pair of opposing metallic truncated triangles, embedded in a dielectric environment, with... Read More about Modified Bow-Tie Nanoparticles Operating in the Visible and Near Infrared Frequency Regime.

Metamaterial-based sensor for hemoglobin measurements (2013)
Presentation / Conference Contribution
Spada, L. L., Iovine, R., & Vegni, L. (2012, November). Metamaterial-based sensor for hemoglobin measurements. Presented at 2012 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, United Kingdom

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, September). Nanorod-based glucose sensor. Presented at Metamaterials '2012: The Sixth International Congress on Advanced Electromagnetic Materials in Microwaves and Optics, St. Petersburg, Russia

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.