Rodolfo Diaz

2023

Toward Hyper-Compact Rotman Lenses: Meta-Transmission Line Design and Characterization

Kashyap, B. G., Diaz, R. & Trichopoulos, G. C., 2023, 2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, AP-S/URSI 2023 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 797-798 2 p. (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest); vol. 2023-July).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

2022

Toward Hyper-Compact Rotman Lenses: A Meta-Transmission Line Wave-space Design

Kashyap, B. G., Diaz, R. & Trichopoulos, G. C., 2022, 2022 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, AP-S/URSI 2022 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 37-38 2 p. (2022 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, AP-S/URSI 2022 - Proceedings).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

1 Scopus citations

2018

FDTD Simulation of Very Large Domains Applied to Radar Propagation Over the Ocean

Dowd, B. W. & Diaz, R., Oct 2018, In: IEEE Transactions on Antennas and Propagation. 66, 10, p. 5333-5348 16 p., 8401504.

Research output: Contribution to journal › Article › peer-review

7 Scopus citations

2017

A First-Order Model of the Multiple-Feed Toroidal Magneto-Dielectric Antenna

Yousefi, T. & Diaz, R., Nov 2017, In: IEEE Transactions on Antennas and Propagation. 65, 11, p. 5796-5807 12 p., 8023891.

Research output: Contribution to journal › Article › peer-review

3 Scopus citations

Closed-form model of extremely thin conformal magnetic antenna with high Gain-Bandwidth Product

Yousefi, T. & Diaz, R., Oct 18 2017, 2017 IEEE Antennas and Propagation Society International Symposium, Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-January. p. 2241-2242 2 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

FDTD simulation of very large domains applied to radar propagation over the ocean

Dowd, B. & Diaz, R., Oct 18 2017, 2017 IEEE Antennas and Propagation Society International Symposium, Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-January. p. 2409-2410 2 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

1 Scopus citations

2016

A remotely interrogated near-field sensor for sub-λ microwave imaging

Mostafavi, M., Horvath, N., Flores, M., Mistry, N., Stephanie Smekal, M. & Diaz, R., Nov 1 2016, In: Microwave and Optical Technology Letters. 58, 11, p. 2677-2682 6 p.

Research output: Contribution to journal › Article › peer-review

A Wideband Multimode Permeable Conformal Antenna Thinner Than λ/75 Using Advanced Ferromagnetic Laminate Composite Materials

Yousefi, T., Daniel, C. B., Auckland, D. T. & Diaz, R., 2016, In: IEEE Antennas and Wireless Propagation Letters. 15, p. 1931-1934 4 p.

Research output: Contribution to journal › Article › peer-review

8 Scopus citations

Feasibility demonstration of a massively parallelizable optical near-field sensor for sub-wavelength defect detection and imaging

Mostafavi, M. & Diaz, R., May 17 2016, In: Scientific reports. 6, 26172.

Research output: Contribution to journal › Article › peer-review

Open Access

1 Scopus citations

Formulation of the Analytic Morphology Function for Permeability Measurements in a Resonant Stripline Cavity

Richards, E., Clavijo, S., Wheatcroft, J. & Diaz, R., Oct 2016, In: IEEE Transactions on Microwave Theory and Techniques. 64, 10, p. 3264-3270 7 p.

Research output: Contribution to journal › Article › peer-review

Why the Magnetic Loss Tangent Is Not a Relevant Constraint for Permeable Conformal Antennas

Yousefi, T., Sebastian, T. & Diaz, R., Jul 2016, In: IEEE Transactions on Antennas and Propagation. 64, 7, p. 2784-2796 13 p., 7452595.

Research output: Contribution to journal › Article › peer-review

14 Scopus citations

2015

Pushing the limits of radiofrequency (RF) neuronal telemetry

Yousefi, T. & Diaz, R., Jun 2 2015, In: Scientific reports. 5, 10588.

Research output: Contribution to journal › Article › peer-review

Open Access

8 Scopus citations

2014

A New type of conformal antenna using magnetic flux channels

Auckland, D., Daniel, C. & Diaz, R., Nov 13 2014, Proceedings - 2014 IEEE Military Communications Conference: Affordable Mission Success: Meeting the Challenge, MILCOM 2014. Institute of Electrical and Electronics Engineers Inc., p. 372-375 4 p. 6956788. (Proceedings - IEEE Military Communications Conference MILCOM).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

5 Scopus citations

Incorporating effective media in the finite-difference time-domain method for spherical nanoparticle modeling

Panaretos, A. H. & Diaz, R., Aug 2014, In: IEEE Transactions on Antennas and Propagation. 62, 8, p. 4381-4386 6 p., 6814828.

Research output: Contribution to journal › Article › peer-review

3 Scopus citations

Physics-based sea clutter model for improved detection of low radar cross-section targets

O'Donnell, B., Lebaron, R., Diaz, R. & Papandreou-Suppappola, A., 2014, 2014 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2014. Institute of Electrical and Electronics Engineers Inc., p. 6830-6833 4 p. 6854923. (ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

2013

A new realization of an efficient broadband conformal magnetic current dipole antenna

Sebastian, T., Clavijo, S., Diaz, R., Daniel, C. & Auckland, D., 2013, 2013 IEEE Antennas and Propagation Society International Symposium, APSURSI 2013 - Proceedings. p. 1290-1291 2 p. 6711305. (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

7 Scopus citations

Electromagnetic limits to radiofrequency (RF) neuronal telemetry

Diaz, R. & Sebastian, T., Dec 18 2013, In: Scientific reports. 3, 3535.

Research output: Contribution to journal › Article › peer-review

Open Access

8 Scopus citations

Image theory for plasmon-modified luminescence near nanospheres

Zhang, Z., Lim, D. & Diaz, R., 2013, Colloidal Nanocrystals for Biomedical Applications VIII. 859508. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE; vol. 8595).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

1 Scopus citations

Improved accuracy thin film permeability extraction for a microstrip permeameter

Sebastian, T., Clavijo, S. A. & Diaz, R., Jan 21 2013, In: Journal of Applied Physics. 113, 3, 033906.

Research output: Contribution to journal › Article › peer-review

14 Scopus citations

Low frequency finite-difference time-domain modeling of a PEC sphere based on a quasi-analytical coupled dipole approximation

Panaretos, A. H. & Diaz, R., 2013, In: IEEE Transactions on Antennas and Propagation. 61, 10, p. 5333-5338 6 p., 6565356.

Research output: Contribution to journal › Article › peer-review

2011

Automated analytic continuation method for the analysis of dispersive materials

Inan, K. & Diaz, R., Apr 2011, In: IEEE Transactions on Antennas and Propagation. 59, 4, p. 1228-1236 9 p., 5704181.

Research output: Contribution to journal › Article › peer-review

2 Scopus citations

On the stability of the finite-difference time-domain modeling of lorentz media

Panaretos, A. H. & Diaz, R., Jun 2011, In: IEEE Microwave and Wireless Components Letters. 21, 6, p. 283-285 3 p., 5767523.

Research output: Contribution to journal › Article › peer-review

5 Scopus citations

On the uniqueness of the phase retrieval problem from far field amplitude-only data

Inan, K. & Diaz, R., Mar 2011, In: IEEE Transactions on Antennas and Propagation. 59, 3, p. 1053-1057 5 p., 5678629.

Research output: Contribution to journal › Article › peer-review

4 Scopus citations

Subcell modeling of a plasmonic Drude nanosphere

Panaretos, A. H. & Diaz, R., Nov 7 2011, Proceedings - 2011 International Conference on Electromagnetics in Advanced Applications, ICEAA'11. p. 211-214 4 p. 6046299. (Proceedings - 2011 International Conference on Electromagnetics in Advanced Applications, ICEAA'11).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

1 Scopus citations

2009

A compact and low-cost MEMS loudspeaker for digital hearing aids

Je, S. S., Rivas, F., Diaz, R., Kwon, J., Kim, J., Bakkaloglu, B., Kiaei, S., Fellow & Chae, J., Oct 2009, In: IEEE transactions on biomedical circuits and systems. 3, 5, p. 348-358 11 p.

Research output: Contribution to journal › Article › peer-review

44 Scopus citations

Increasing coating functionality using nanodimensioned materials

Taylor, S. R., Shiflet, G. J., Scully, J. R., Buchheit, R. G., Van Ooij, W. J., Sieradzki, K., Diaz, R., Brinker, C. J. & Moran, A. L., Jun 12 2009, Nanotechnology Applications in Coatings. American Chemical Society, p. 126-155 30 p. (ACS Symposium Series; vol. 1008).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

6 Scopus citations

In-situ catalytic growth of gallium nitride nanowires

Diaz, R., Sharma, R., Mahajan, S. & Jarvis, K., Jul 2009, In: Microscopy and Microanalysis. 15, SUPPL. 2, p. 1162-1163 2 p.

Research output: Contribution to journal › Article › peer-review

2008

A hybrid ADI and SBTD scheme for unconditionally stable time-domain solutions of Maxwell's equations

Huang, Z., Pan, G. & Diaz, R., Feb 2008, In: IEEE Transactions on Advanced Packaging. 31, 1, p. 219-226 8 p.

Research output: Contribution to journal › Article › peer-review

4 Scopus citations

A simple and accurate methodology to optimize parameter-dependent finite-difference time-domain schemes

Panaretos, A. H. & Diaz, R., May 2008, In: IEEE Transactions on Microwave Theory and Techniques. 56, 5, p. 1125-1136 12 p., 4488212.

Research output: Contribution to journal › Article › peer-review

4 Scopus citations

Numerical considerations for the finite-difference time-domain modeling of scattering by plasmonic nanocylinders

Panaretos, A. H. & Diaz, R., Nov 13 2008, 2008 IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, APSURSI. 4619312. (2008 IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, APSURSI).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

On the behavior of the group velocity for dispersion optimized finite-difference time-domain schemes

Panaretos, A. H. & Diaz, R., Nov 13 2008, 2008 IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, APSURSI. 4619233. (2008 IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, APSURSI).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

2007

A higher order isotropic FDTD scheme using artificial dispersion via controllable higher order time derivatives

Panaretos, A. H., Diaz, R. & Aberle, J., Dec 1 2007, 2007 IEEE Antennas and Propagation Society International Symposium, AP-S. p. 3716-3719 4 p. 4396346. (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Examination, clarification, and simplification of stability and dispersion analysis for ADI-FDTD and CNSS-FDTD schemes

Ogurtsov, S., Pan, G. & Diaz, R., Dec 2007, In: IEEE Transactions on Antennas and Propagation. 55, 12, p. 3595-3602 8 p.

Research output: Contribution to journal › Article › peer-review

14 Scopus citations

Increasing the functionality of military coatings using nano-dimensioned materials

Taylor, S. R., Shiflet, G. J., Scully, J. R., Buchheit, R. G., VanOoij, W. J., Sieradzki, K., Diaz, R., Brinker, C. J. & Moran, A. L., 2007, In: Corrosion Reviews. 25, 5-6, p. 491-522 32 p.

Research output: Contribution to journal › Article › peer-review

Open Access

9 Scopus citations

Low-profile mounting-tolerant folded-out annular slot antenna for VHF applications

Clavijo, S. A., Diaz, R. & Caswell, E., 2007, 2007 IEEE Antennas and Propagation Society International Symposium, AP-S. p. 13-16 4 p. 4395418. (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

The effect of the 2-D Laplacian operator approximation on the performance of finite-difference time-domain schemes for Maxwell's equations

Panaretos, A. H., Aberle, J. & Diaz, R., Nov 10 2007, In: Journal of Computational Physics. 227, 1, p. 513-536 24 p.

Research output: Contribution to journal › Article › peer-review

15 Scopus citations

2006

A three-dimensional finite-difference time-domain scheme based on a transversely extended-curl operator

Panaretos, A. H., Aberle, J. & Diaz, R., Dec 2006, In: IEEE Transactions on Microwave Theory and Techniques. 54, 12, p. 4237-4246 10 p.

Research output: Contribution to journal › Article › peer-review

12 Scopus citations

Bifunctional gold-coated magnetic silica spheres

Salgueiriño-Maceira, V., Correa-Duarte, M. A., Farle, M., López-Quintela, A., Sieradzki, K. & Diaz, R., May 30 2006, In: Chemistry of Materials. 18, 11, p. 2701-2706 6 p.

Research output: Contribution to journal › Article › peer-review

159 Scopus citations

Photoluminescence quenching control in quantum dot-carbon nanotube composite colloids using a silica-shell spacer

Grzelczak, M., Correa-Duarte, M. A., Salgueiriño-Maceira, V., Giersig, M., Diaz, R. & Liz-Marzán, L. M., Feb 17 2006, In: Advanced Materials. 18, 4, p. 415-420 6 p.

Research output: Contribution to journal › Article › peer-review

104 Scopus citations

Synthesis and characterization of large colloidal cobalt particles

Salgueiriño-Maceira, V., Correa-Duarte, M. A., Farle, M., López-Quintela, M. A., Sieradzki, K. & Diaz, R., Feb 14 2006, In: Langmuir. 22, 4, p. 1455-1458 4 p.

Research output: Contribution to journal › Article › peer-review

54 Scopus citations

2005

Alignment of carbon nanotubes under low magnetic fields through attachment of magnetic nanoparticles

Correa-Duarte, M. A., Grzelczak, M., Salgueiriño-Maceira, V., Giersig, M., Liz-Marzán, L. M., Farle, M., Sierazdki, K. & Diaz, R., Oct 20 2005, In: Journal of Physical Chemistry B. 109, 41, p. 19060-19063 4 p.

Research output: Contribution to journal › Article › peer-review

321 Scopus citations

A new multistack radiation boundary condition for FDTD based on self-teleportation of fields

Diaz, R. & Scherbatko, I., Feb 10 2005, In: Journal of Computational Physics. 203, 1, p. 176-190 15 p.

Research output: Contribution to journal › Article › peer-review

15 Scopus citations

A novel Simple Anisotropic Effective Medium Method (SAEM) for modeling curved objects in cartesian FDTD mesh

Zhang, Z. & Diaz, R., Dec 1 2005, MAPE2005: IEEE 2005 International Symposium on Microwave, Antenna, Propagation and EMC Technologies for Wireless Communications, Proceedings. p. 716-719 4 p. 1618010. (MAPE2005: IEEE 2005 International Symposium on Microwave, Antenna, Propagation and EMC Technologies for Wireless Communications, Proceedings; vol. 1).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

3 Scopus citations

Classical emulation of molecular fluorescence and the modification of its quantum efficiency by nearby material structures

Diaz, R. & Lim, D., Dec 1 2005, ICEAA 2005 - 9th International Conference on Electromagnetics in Advanced Applications and EESC 2005 - 11th European Electromagnetic Structures Conference. p. 953-955 3 p. (ICEAA 2005 - 9th International Conference on Electromagnetics in Advanced Applications and EESC 2005 - 11th European Electromagnetic Structures Conference).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Simulation of broadband double-ridged horn in high-fidelity material characterization using finite-difference time-domain method

Zhang, Z. & Diaz, R., 2005, 2005 IEEE Antennas and Propagation Society International Symposium and USNC/URSI Meeting, Digest. p. 561-564 4 p. 1551619. (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest); vol. 1 B).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

5 Scopus citations

Simulation of the Effective Medium Model (EMM) of the Artificial Magnetic Conductor (AMC) using the FDTD method

Clavijo, S. A. & Diaz, R., 2005, 2005 IEEE Antennas and Propagation Society International Symposium and USNC/URSI Meeting, Digest. p. 164-167 4 p. 1551271. (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest); vol. 1 A).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution