Browsing by Keywords "Split ring resonator"
Now showing items 1-20 of 28
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Asymmetric chiral metamaterial circular polarizer based on four U-shaped split ring resonators
(Optical Society of America, 2011-04-28)An asymmetric chiral metamaterial structure is constructed by using four double-layered U-shaped split ring resonators, which are each rotated by 90° with respect to their neighbors. The peculiarity of the suggested design ... -
Chiral metamaterials with negative refractive index based on four "U" split ring resonators
(American Institute of Physics, 2010-08-23)A uniaxial chiral metamaterial is constructed by double-layered four "U" split ring resonators mutually twisted by 90°. It shows a giant optical activity and circular dichroism. The retrieval results reveal that a negative ... -
Coupling enhancement of split ring resonators on graphene
(Pergamon Press, 2014-12)Metallic split ring resonator (SRR) structures are used in nanophotonics applications in order to localize and enhance incident electromagnetic field. Electrically controllable sheet carrier concentration of graphene ... -
Development of left-handed composite materials and negative refracting photonic crystals with subwavelength focusing
(2005)We review the studies conducted in our group concerning electromagnetic properties of metamaterials and photonic crystals with negative effective index of refraction. In particular, we demonstate the true left handed ... -
An electromagnetic sensing system incorporating multiple probes and single antenna for wireless structural health monitoring
(Institute of Electrical and Electronics Engineers Inc., 2017)In this study, a wireless and passive displacement/strain sensing system is proposed for structural health monitoring (SHM). The wireless and passive interrogation of the sensing unit [a variant of a nested split-ring ... -
EU NoE metamorphose: Metamaterials research activities
(2005)We will present the activities of METAMORPHOSE a network of excellence (NoE) formed under EU-FP6 on the area of metamaterials. The main scientific objective of the partners of this consortium is to develop new types of ... -
Experimental analysis of true left-handed behaviour and transmission properties of composite metamaterials
(Elsevier, 2005-12)We report the true left-handed transmission of a composite metamaterial (CMM) consisting of periodically stacked split-ring resonator (SRR) and wire elements. The negative permeability (μ < 0) gap is demonstrated explicitly ... -
Experimental demonstration of sub-wavelength imaging by left handed metamaterials
(2007)We review the studies conducted in our group concerning electromagnetic properties of metamaterials and photonic crystals with negative effective index of refraction. In particular, we demonstate the true left handed ... -
Experimental investigation of reflection characteristics of left-handed metamaterials in free space
(The Institution of Engineering and Technology, 2007)The transmission and reflection characteristics are presented of a one-dimensional (1D) left-handed metamaterial (LHM) and its constituents, split ring resonator and thin wire arrays. A well-defined left-handed transmission ... -
Flexible metamaterials for wireless strain sensing
(American Institute of Physics, 2009-11-04)We proposed and demonstrated flexible metamaterial-based wireless strain sensors that include arrays of split ring resonators (SRRs) to telemetrically measure strain. For these metamaterial sensors, we showed that a flexible ... -
Identifying magnetic response of split-ring resonators at microwave frequencies
(Sciendo, 2006)In this study we provide experimental methods to identify the magnetic resonance of split ring resonators (SRR) at the microwave frequency regime. Transmission measurements were performed on both single SRR unit cell and ... -
Metamaterial Absorber Based Multifunctional Sensor Application
(Institute of Physics Publishing, 2017)In this study metamaterial based (MA) absorber sensor, integrated with an X-band waveguide, is numerically and experimentally suggested for important application including pressure, density sensing and marble type detecting ... -
Metamaterial-based wireless RF-MEMS strain sensors
(IEEE, 2010)Approximately 10% of the fractures do not heal properly because of the inability to monitor fracture healing. Standard radiography is not capable of discriminating whether bone healing is occurring normally or aberrantly. ... -
Metamaterial-based wireless strain sensors
(American Institute of Physics, 2009-07-07)We proposed and demonstrated metamaterial-based strain sensors that are highly sensitive to mechanical deformation. Their resonance frequency shift is correlated with the surface strain of our test material and the strain ... -
Near-field light localization using subwavelength apertures incorporated with metamaterials
(Elsevier, 2012-03-12)We report strong near-field electromagnetic localization by using subwavelength apertures and metamaterials that operate at microwave frequencies. We designed split ring resonators with distinct configurations in order to ... -
Nested metamaterials for wireless strain sensing
(IEEE, 2009-12-28)We designed, fabricated, and characterized metamaterial-based RF-microelectromechanical system (RF-MEMS) strain sensors that incorporate multiple split ring resonators (SRRs) in a compact nested architecture to measure ... -
Novel optical antenna designs of comb shaped split ring architecture for NIR and MIR enhanced field localization
(IEEE, 2014)We demonstrated NIR/MIR resonance behavior in optical antennas of comb-shaped split-ring resonators enabling substantially larger field enhancements than single/array of dipoles with the same side length, despite their ... -
Observation of defect formation in metamaterials
(Optical Society of America, 2008)We report subwavelength localization of electromagnetic fields within cavities based on metamaterials. Cavity resonances are observed in the transmission spectrum of a split ring resonator and composite metamaterials cavity ... -
Observation of negative refraction and negative phase velocity in true left-handed metamaterials
(SPIE - International Society for Optical Engineering, 2005)We report a true left-handed (LH) behavior in a composite metamaterial consisting of periodically arranged split ring resonator (SRR) and wire structures. The magnetic resonance of the SRR structure is demonstrated by ... -
Observation of negative refraction and negative phase velocity in true left-handed metamaterials
(2007)We report a true left-handed (LH) behavior in a composite metamaterial consisting of periodically arranged split ring resonator (SRR) and wire structures. The magnetic resonance of the SRR structure is demonstrated by ...
