D-Index & Metrics Best Publications

D-Index & Metrics 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.

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 41 Citations 6,387 233 World Ranking 2694 National Ranking 1073
Mechanical and Aerospace Engineering D-index 41 Citations 6,514 247 World Ranking 1031 National Ranking 456

Overview

What is he best known for?

The fields of study he is best known for:

  • Control theory
  • Artificial intelligence
  • Mechanical engineering

Nejat Olgac focuses on Control theory, LTI system theory, Vibration control, Resonator and Vibration. His research in Control theory intersects with topics in Control engineering and Dynamic Vibration Absorber. His studies in LTI system theory integrate themes in fields like Without loss of generality, Bounded function and Applied mathematics.

His studies deal with areas such as Acceleration, Beam, Clamping and Vibration isolation as well as Vibration control. His biological study spans a wide range of topics, including Acoustics, Natural frequency and Signal. His Linear system research also works with subjects such as

  • Transcendental number which intersects with area such as Characteristic equation,
  • Eigenvalues and eigenvectors which is related to area like Hypersurface.

His most cited work include:

  • An exact method for the stability analysis of time-delayed linear time-invariant (LTI) systems (476 citations)
  • A Novel Active Vibration Absorption Technique: Delayed Resonator (236 citations)
  • Robust output tracking control of nonlinear MIMO systems via sliding mode technique (152 citations)

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

Nejat Olgac mainly investigates Control theory, Vibration, LTI system theory, Resonator and Stability. He works mostly in the field of Control theory, limiting it down to topics relating to Vibration control and, in certain cases, Vibration isolation. His Vibration research integrates issues from Electronic engineering, Acceleration and Harmonic.

He combines subjects such as Time delays, Robustness and Applied mathematics with his study of LTI system theory. His Resonator research is multidisciplinary, relying on both Acoustics, Absorption, Torsional vibration, Damper and Coupling. His Stability study also includes fields such as

  • Consensus which intersects with area such as Characteristic equation,
  • Pursuer that connect with fields like Lyapunov function.

He most often published in these fields:

  • Control theory (65.86%)
  • Vibration (18.47%)
  • LTI system theory (16.87%)

What were the highlights of his more recent work (between 2012-2021)?

  • Control theory (65.86%)
  • Vibration (18.47%)
  • Resonator (16.47%)

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

Nejat Olgac mostly deals with Control theory, Vibration, Resonator, Rijke tube and Space. Many of his studies on Control theory apply to Control logic as well. His work in the fields of Vibration, such as Active vibration control, overlaps with other areas such as Resonance.

His Resonator study incorporates themes from Acoustics, Dynamic Vibration Absorber, Coupling, Electronic engineering and Acceleration. His study in Space is interdisciplinary in nature, drawing from both Simple, LTI system theory, Kernel and Domain. His LTI system theory research is multidisciplinary, incorporating perspectives in Full state feedback, Eigenvalues and eigenvectors and Applied mathematics.

Between 2012 and 2021, his most popular works were:

  • Delayed resonator with acceleration feedback - Complete stability analysis by spectral methods and vibration absorber design (34 citations)
  • Delayed-feedback vibration absorbers to enhance energy harvesting (30 citations)
  • Bounds of imaginary spectra of LTI systems in the domain of two of the multiple time delays (27 citations)

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

  • Control theory
  • Artificial intelligence
  • Mechanical engineering

His primary areas of investigation include Control theory, Resonator, Rijke tube, Space and Vibration. His Control theory research incorporates themes from Control logic, Numerical stability and Class. His work in Space covers topics such as Simple which are related to areas like Parametric stability, Pointwise, Feedback control and Topology.

His Vibration study integrates concerns from other disciplines, such as Electronic engineering and Acceleration. Nejat Olgac focuses mostly in the field of Stability, narrowing it down to matters related to Linear system and, in some cases, Differential equation. Nejat Olgac usually deals with Domain and limits it to topics linked to Representation and LTI system theory.

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

An exact method for the stability analysis of time-delayed linear time-invariant (LTI) systems

N. Olgac;R. Sipahi.
IEEE Transactions on Automatic Control (2002)

745 Citations

A novel active vibration absorption technique : delayed resonator

N. Olgac;B.T. Holm-Hansen.
Journal of Sound and Vibration (1994)

354 Citations

Sliding mode control with perturbation estimation (SMCPE): a new approach

Hakan Elmali;Nejat Olgac.
International Journal of Control (1992)

243 Citations

Robust output tracking control of nonlinear MIMO systems via sliding mode technique

Hakan Elmali;Nejat Olgac.
Automatica (1992)

234 Citations

Complete stability robustness of third-order LTI multiple time-delay systems

Rifat Sipahi;Nejat Olgac.
Automatica (2005)

224 Citations

Implementation of sliding mode control with perturbation estimation (SMCPE)

H. Elmali;N. Olgac.
IEEE Transactions on Control Systems and Technology (1996)

180 Citations

Stability Robustness Analysis of Multiple Time- Delayed Systems Using “Building Block” Concept

H. Fazelinia;R. Sipahi;N. Olgac.
IEEE Transactions on Automatic Control (2007)

169 Citations

Sliding Mode Control With Sliding Perturbation Observer

Jairo Terra Moura;Hakan Elmali;Nejat Olgac.
Journal of Dynamic Systems Measurement and Control-transactions of The Asme (1997)

168 Citations

Active Vibration Control of Distributed Systems Using Delayed Resonator With Acceleration Feedback

Nejat Olgac;Hakan Elmali;Martin Hosek;Mark Renzulli.
Journal of Dynamic Systems Measurement and Control-transactions of The Asme (1997)

155 Citations

Brief A practical method for analyzing the stability of neutral type LTI-time delayed systems

Nejat Olgac;Rifat Sipahi.
Automatica (2004)

146 Citations

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