D-Index & Metrics Best Publications

D-Index & Metrics

Discipline name D-index D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines. Citations Publications World Ranking National Ranking
Electronics and Electrical Engineering D-index 30 Citations 4,929 258 World Ranking 3644 National Ranking 169

Research.com Recognitions

Awards & Achievements

1998 - Fellow of the Royal Society of Canada Academy of Science

1988 - IEEE Fellow For contributions to the analysis of electromagnetic problems in antenna design.

The Canadian Academy of Engineering

Overview

What is he best known for?

The fields of study he is best known for:

  • Quantum mechanics
  • Optics
  • Geometry

Lotfollah Shafai focuses on Optics, Microstrip antenna, Ground plane, Microstrip and Antenna. Specifically, his work in Optics is concerned with the study of Bandwidth. Microstrip antenna connects with themes related to Patch antenna in his study.

The concepts of his Ground plane study are interwoven with issues in Monopole antenna, Directivity, Optoelectronics, Electrical impedance and Dipole antenna. His Microstrip research incorporates elements of Waveguide, Stripline, Finite-difference time-domain method, Dispersion and Antenna aperture. Lotfollah Shafai combines subjects such as Signal strength, Commutator and Comparator with his study of Antenna.

His most cited work include:

  • Microwave Horns and Feeds (408 citations)
  • Bandwidth enhancement and size reduction of microstrip slot antennas (258 citations)
  • Plane wave coupling to multiple conductor transmission lines above a lossy earth (200 citations)

What are the main themes of his work throughout his whole career to date?

Lotfollah Shafai mainly focuses on Optics, Microstrip antenna, Antenna, Microstrip and Patch antenna. His research integrates issues of Antenna measurement, Directional antenna, Dielectric, Ground plane and Radiation pattern in his study of Optics. His Ground plane research is multidisciplinary, incorporating perspectives in Random wire antenna and Helical antenna.

The Microstrip antenna study combines topics in areas such as Acoustics, Optoelectronics and Electronic engineering, Bandwidth. His Microstrip research is multidisciplinary, relying on both Polarization, Transmission line, Electrical impedance, Input impedance and Phase shift module. His Patch antenna study integrates concerns from other disciplines, such as Monopole antenna, Metamaterial antenna, Folded inverted conformal antenna and Electrical length.

He most often published in these fields:

  • Optics (61.16%)
  • Microstrip antenna (35.54%)
  • Antenna (23.14%)

What were the highlights of his more recent work (between 2011-2020)?

  • Optics (61.16%)
  • Antenna (23.14%)
  • Microstrip antenna (35.54%)

In recent papers he was focusing on the following fields of study:

His scientific interests lie mostly in Optics, Antenna, Microstrip antenna, Antenna measurement and Directional antenna. His Optics study focuses on Reflector in particular. His research on Antenna also deals with topics like

  • Electronic engineering together with Microwave,
  • Interference that intertwine with fields like Global Positioning System.

His Microstrip antenna study combines topics from a wide range of disciplines, such as Microstrip, Optoelectronics, Ground plane and Patch antenna. His Antenna measurement research incorporates themes from Monopole antenna and Antenna efficiency, Dipole antenna, Coaxial antenna. His study in Directional antenna is interdisciplinary in nature, drawing from both Spiral antenna and Reconfigurable antenna.

Between 2011 and 2020, his most popular works were:

  • Enhancement of Gauss–Newton Inversion Method for Biological Tissue Imaging (51 citations)
  • X-Band Tunable Frequency Selective Surface Using MEMS Capacitive Loads (45 citations)
  • Compact Wideband Multimode Dielectric Resonator Antennas Fed With Parallel Standing Strips (38 citations)

In his most recent research, the most cited papers focused on:

  • Quantum mechanics
  • Optics
  • Geometry

His primary scientific interests are in Optics, Antenna measurement, Microstrip antenna, Antenna and Optoelectronics. Lotfollah Shafai carries out multidisciplinary research, doing studies in Optics and Offset. He interconnects Antenna efficiency, Coaxial antenna, Dipole antenna, Radiation pattern and Monopole antenna in the investigation of issues within Antenna measurement.

His studies deal with areas such as Microstrip and Patch antenna as well as Microstrip antenna. The various areas that Lotfollah Shafai examines in his Antenna study include Acoustics and Concentric. His Dielectric study incorporates themes from Waveguide and Microwave.

This overview was generated by a machine learning system which analysed the scientist’s body of work. If you have any feedback, you can contact us here.

Best Publications

Microwave Horns and Feeds

A. D Olver;P. J. B Clarricoats;A. A Kishk;L Shafai.
(1994)

849 Citations

Bandwidth enhancement and size reduction of microstrip slot antennas

S.I. Latif;L. Shafai;S.K. Sharma.
IEEE Transactions on Antennas and Propagation (2005)

341 Citations

Plane wave coupling to multiple conductor transmission lines above a lossy earth

G.E.J. Bridges;L. Shafai.
IEEE Transactions on Electromagnetic Compatibility (1989)

288 Citations

Multiple phase center feedhorn for reflector antenna

Bhashyam Balaji;Anthony Damini;George E. Haslam;Lotfollah Shafai.
(2004)

242 Citations

Dielectric Loaded Antennas

L. Shafai.
Wiley Encyclopedia of Electrical and Electronics Engineering (1999)

223 Citations

Investigation Into the Effects of the Patch-Type FSS Superstrate on the High-Gain Cavity Resonance Antenna Design

A. Foroozesh;L. Shafai.
IEEE Transactions on Antennas and Propagation (2010)

204 Citations

Investigation of wide-band microstrip slot antenna

S.K. Sharma;L. Shafai;N. Jacob.
IEEE Transactions on Antennas and Propagation (2004)

191 Citations

Different formulations for numerical solution of single or multibodies of revolution with mixed boundary conditions

A. Kishk;L. Shafai.
IEEE Transactions on Antennas and Propagation (1986)

189 Citations

Dual-band dual-polarized perforated microstrip antennas for SAR applications

L.L. Shafai;W.A. Chamma;M. Barakat;P.C. Strickland.
IEEE Transactions on Antennas and Propagation (2000)

180 Citations

Broadband microstrip patch antenna with V-slot

Gh. Rafi;L. Shafai.
IEE Proceedings - Microwaves, Antennas and Propagation (2004)

143 Citations

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