Experimental demonstration of a metamaterial lens for magnetic resonance imaging MJ Freire, R Marques, L Jelinek Applied Physics Letters 93 (23), 231108, 2008 | 222 | 2008 |

Planar magnetoinductive lens for three-dimensional subwavelength imaging MJ Freire, R Marques Applied Physics Letters 86 (18), 182505, 2005 | 200 | 2005 |

On the applications of μr=-1 metamaterial lenses for magnetic resonance imaging MJ Freire, L Jelinek, R Marques, M Lapine Journal of Magnetic Resonance 203 (1), 81-90, 2010 | 127 | 2010 |

Planar magnetoinductive wave transducers: Theory and applications MJ Freire, R Marques, F Medina, MAG Laso, F Martín Applied physics letters 85 (19), 4439-4441, 2004 | 124 | 2004 |

Three-dimensional superresolution in metamaterial slab lenses: Experiment and theory F Mesa, MJ Freire, R Marqués, JD Baena Physical Review B 72 (23), 235117, 2005 | 109 | 2005 |

Electroinductive waves in chains of complementary metamaterial elements M Beruete, F Falcone, MJ Freire, R Marques, JD Baena Applied physics letters 88 (8), 083503, 2006 | 93 | 2006 |

An excitation theory for bound modes, leaky modes, and residual‐wave currents on stripline structures DR Jackson, F Mesa, MJ Freire, DP Nyquist, CD Nallo Radio Science 35 (2), 495-510, 2000 | 69 | 2000 |

Near-field imaging in the megahertz range by strongly coupled magnetoinductive surfaces: Experiment and *ab initio* analysisMJ Freire, R Marques Journal of applied physics 100 (6), 063105, 2006 | 66 | 2006 |

Nonlinear split-ring metamaterial slabs for magnetic resonance imaging MA Lopez, MJ Freire, JM Algarin, VC Behr, PM Jakob, R Marqués Applied Physics Letters 98 (13), 133508, 2011 | 58 | 2011 |

Resonance and cross-polarization effects in conventional and complementary split ring resonator periodic screens M Beruete, M Sorolla, R Marqués, JD Baena, M Freire Electromagnetics 26 (3-4), 247-260, 2006 | 51 | 2006 |

Analytical circuit model for split ring resonators in the far infrared and optical frequency range V Delgado, O Sydoruk, E Tatartschuk, R Marqués, MJ Freire, L Jelinek Metamaterials 3 (2), 57-62, 2009 | 47 | 2009 |

High-frequency leaky-mode excitation on a microstrip line F Mesa, DR Jackson, MJ Freire IEEE Transactions on Microwave Theory and Techniques 49 (12), 2206-2215, 2001 | 47 | 2001 |

Analysis of the resolution of split-ring metamaterial lenses with application in parallel magnetic resonance imaging JM Algarin, MJ Freire, MA Lopez, M Lapine, PM Jakob, VC Behr, ... Applied Physics Letters 98 (1), 014105, 2011 | 45 | 2011 |

Evolution of leaky modes on printed-circuit lines F Mesa, DR Jackson, MJ Freire IEEE transactions on microwave theory and techniques 50 (1), 94-104, 2002 | 45 | 2002 |

Classical physics and the bounds of quantum correlations D Frustaglia, JP Baltanás, MC Velázquez-Ahumada, A Fernández-Prieto, ... Physical Review Letters 116 (25), 250404, 2016 | 40 | 2016 |

Realistic metamaterial lenses: Limitations imposed by discrete structure M Lapine, L Jelinek, MJ Freire, R Marqués Physical Review B 82 (16), 165124, 2010 | 38 | 2010 |

Exact modelling method for discrete finite metamaterial lens M Lapine, L Jelinek, R Marqués, MJ Freire IET microwaves, antennas & propagation 4 (8), 1132-1139, 2010 | 37 | 2010 |

The influence of a top cover on the leakage from microstrip line F Mesa, AA Oliner, DR Jackson, MJ Freire IEEE Transactions on Microwave Theory and Techniques 48 (12), 2240-2248, 2000 | 37 | 2000 |

Bulk metamaterials made of resonant rings R Marques, L Jelinek, MJ Freire, JD Baena, M Lapine Proceedings of the IEEE 99 (10), 1660-1668, 2011 | 36 | 2011 |

Accurate modeling of split ring metamaterial lenses for magnetic resonance imaging applications L Jelinek, R Marques, MJ Freire Journal of Applied Physics 105 (2), 024907, 2009 | 34 | 2009 |