World's Best Scientists 2026 revealed!

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
36
Citations
6027
World Ranking
5317
National Ranking
272

Overview

What is he best known for?

The fields of study he is best known for:

  • Laser
  • Optics
  • Quantum mechanics

John H. Marsh mainly investigates Optoelectronics, Laser, Quantum well, Optics and Band gap. His studies examine the connections between Optoelectronics and genetics, as well as such issues in Absorption, with regards to Thermal diffusivity. His Laser research is multidisciplinary, relying on both Leakage and Quantum efficiency.

The Quantum well study combines topics in areas such as Photonics, Wafer, Quantum well laser, Cladding and Near and far field. His Band gap study incorporates themes from Vacancy defect, Range, Impurity and Photoluminescence. His Waveguide study combines topics from a wide range of disciplines, such as Two-photon absorption and Ion implantation.

His most cited work include:

  • Quantum well intermixing (290 citations)
  • Monolithic and multi-gigahertz mode-locked semiconductor lasers: constructions, experiments, models and applications (238 citations)
  • Selective quantum-well intermixing in GaAs-AlGaAs structures using impurity-free vacancy diffusion (139 citations)

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

His primary areas of study are Optoelectronics, Optics, Laser, Quantum well and Semiconductor laser theory. His Gallium arsenide, Band gap, Semiconductor, Tunable laser and Wavelength investigations are all subjects of Optoelectronics research. His biological study spans a wide range of topics, including Heterojunction and Vacancy defect.

His work deals with themes such as Diode and Terahertz radiation, which intersect with Laser. His research in Quantum well intersects with topics in Photonics, Photonic integrated circuit, Blueshift, Photoluminescence and Impurity. His Semiconductor laser theory research is multidisciplinary, incorporating elements of Q-switching, Jitter and Saturable absorption.

He most often published in these fields:

  • Optoelectronics (78.95%)
  • Optics (55.67%)
  • Laser (52.63%)

What were the highlights of his more recent work (between 2010-2021)?

  • Optoelectronics (78.95%)
  • Optics (55.67%)
  • Laser (52.63%)

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

John H. Marsh mostly deals with Optoelectronics, Optics, Laser, Semiconductor laser theory and Distributed feedback laser. His Optoelectronics study integrates concerns from other disciplines, such as Quantum well, Power and Optical amplifier. His Quantum well research includes themes of Quantum well laser and Waveguide.

His Laser research includes elements of Grating, Diode and Terahertz radiation. His Semiconductor laser theory research incorporates elements of Polarization, Jitter and Frequency comb. His work is dedicated to discovering how Distributed feedback laser, Amplifier are connected with Beam steering and other disciplines.

Between 2010 and 2021, his most popular works were:

  • High channel count and high precision channel spacing multi-wavelength laser array for future PICs. (58 citations)
  • High frequency optoelectronic oscillators based on the optical feedback of semiconductor mode-locked laser diodes (48 citations)
  • Narrow linewidth laterally coupled 155 μm AlGaInAs/InP distributed feedback lasers integrated with a curved tapered semiconductor optical amplifier (29 citations)

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

  • Laser
  • Optics
  • Quantum mechanics

His primary areas of study are Laser, Optics, Optoelectronics, Semiconductor laser theory and Optical amplifier. His Laser research is multidisciplinary, relying on both Power, Grating, Active layer and Terahertz radiation. His Optoelectronics study incorporates themes from Quantum well, Mode-locking, Laser linewidth and Pulse duration.

His study in Quantum well focuses on Quantum dot laser in particular. His biological study spans a wide range of topics, including Polarization, Polarization controller, Jitter and Phase shift module. In his study, Amplifier, Optical frequencies, Wireless and Modulation is inextricably linked to Photonic integrated circuit, which falls within the broad field of Optical amplifier.

Best Publications

  • Quantum well intermixing

    J H Marsh

  • Monolithic and multi-gigahertz mode-locked semiconductor lasers: constructions, experiments, models and applications

    E.A. Avrutin;J.H. Marsh;E.L. Portnoi

  • Selective quantum-well intermixing in GaAs-AlGaAs structures using impurity-free vacancy diffusion

    Boon Siew Ooi;K. McIlvaney;M.W. Street;A.S. Helmy

  • High channel count and high precision channel spacing multi-wavelength laser array for future PICs.

    Yuechun Shi;Simin Li;Xiangfei Chen;Lianyan Li

  • A universal damage induced technique for quantum well intermixing

    O. P. Kowalski;C. J. Hamilton;S. D. McDougall;J. H. Marsh

  • Monolithic integration in InGaAs-InGaAsP multiple-quantum-well structures using laser intermixing

    A. McKee;C.J. McLean;G. Lullo;A.C. Bryce

  • The two-photon absorption semiconductor waveguide autocorrelator

    F.R. Laughton;J.H. Marsh;D.A. Barrow;E.L. Portnoi

  • Monolithic integration via a universal damage enhanced quantum-well intermixing technique

    S.D. McDougall;O.P. Kowalski;C.J. Hamilton;F. Camacho

  • Postgrowth control of GaAs/AlGaAs quantum well shapes by impurity-free vacancy diffusion

    I. Gontijo;T. Krauss;J.H. Marsh;R.M. De La Rue

  • Quasi phase matching in GaAs--AlAs superlattice waveguides through bandgap tuning by use of quantum-well intermixing.

    A. Saher Helmy;D. C. Hutchings;T. C. Kleckner;J. H. Marsh

  • Ultrafast optical thresholding based on two-photon absorption GaAs waveguide photodetectors

    Z. Zheng;A.M. Weiner;J.H. Marsh;M.M. Karkhanehchi

  • Effects of compositional clustering on electron transport in In0.53Ga0.47As

    J. H. Marsh

  • Layer selective disordering by photoabsorption-induced thermal diffusion in InGaAs/InP based multiquantum well structures

    C.J. McLean;J.H. Marsh;R.M. De La Rue;A.C. Bryce

  • Suppression of bandgap shifts in GaAs/AlGaAs quantum wells using strontium fluoride caps

    J. Beauvais;J.H. Marsh;A.H. Kean;A.C. Bryce

  • Design and fabrication of low beam divergence and high kink-free power lasers

    Bocang Qiu;S.D. McDougall;Xuefeng Liu;G. Bacchin

  • High frequency optoelectronic oscillators based on the optical feedback of semiconductor mode-locked laser diodes

    Mohsin Haji;Lianping Hou;Anthony E. Kelly;Jehan Akbar

  • Improved catastrophic optical damage level from laser with nonabsorbing mirrors

    C.L. Walker;A.C. Bryce;J.H. Marsh

  • Selective control of self-organized In0.5Ga0.5As/GaAs quantum dot properties: Quantum dot intermixing

    D. Bhattacharyya;A. Saher Helmy;A. C. Bryce;E. A. Avrutin

  • Ultrafast harmonic mode-locking of monolithic compound-cavity laser diodes incorporating photonic-bandgap reflectors

    D.A. Yanson;M.W. Street;S.D. McDougall;L.G. Thayne

  • Fabrication of domain reversed gratings for SHG in LiNbO3 by electron beam bombardment

    R.W. Keys;A. Loni;R.M. de la Rue;C.N. Ironside

Frequent Co-Authors

Boon S. Ooi
Boon S. Ooi King Abdullah University of Science and Technology
Marc Sorel
Marc Sorel University of Glasgow
Anthony E. Kelly
Anthony E. Kelly University of Glasgow
Robert J. Manning
Robert J. Manning Tyndall National Institute
Michael J. Strain
Michael J. Strain University of Strathclyde
Ivan Andonovic
Ivan Andonovic University of Strathclyde
Richard V. Penty
Richard V. Penty University of Cambridge
Ian H. White
Ian H. White University of Bath
Handong Sun
Handong Sun Nanyang Technological University
Soo Jin Chua
Soo Jin Chua National University of Singapore

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