Derwyn C. Johnson

Derwyn C. Johnson publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Derwyn C. Johnson sits on this spectrum.

Derwyn C. Johnson D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Derwyn C. Johnson sits on this spectrum.

Overview

Best Publications

• Photosensitivity in optical fiber waveguides: Application to reflection filter fabrication

  K. O. Hill;Y. Fujii;D. C. Johnson;B. S. Kawasaki

  3098
  Citations

• Bragg gratings fabricated in monomode photosensitive optical fiber by UV exposure through a phase mask

  K. O. Hill;B. Malo;F. Bilodeau;D. C. Johnson

  1703
  Citations

• cw three-wave mixing in single-mode optical fibers

  Unknown

  429
  Citations

• Efficient mode conversion in telecommunication fibre using externally written gratings

  K.O. Hill;B. Malo;K.A. Vineberg;F. Bilodeau

  365
  Citations

• Chirped in-fiber Bragg gratings for compensation of optical-fiber dispersion.

  K. O. Hill;F. Bilodeau;B. Malo;T. Kitagawa

  361
  Citations

• An all-fiber dense wavelength-division multiplexer/demultiplexer using photoimprinted Bragg gratings

  F. Bilodeau;D.C. Johnson;S. Theriault;B. Malo

  356
  Citations

• Narrow-band Bragg reflectors in optical fibers.

  Brian S. Kawasaki;Kenneth O. Hill;Derwyn C. Johnson;Y. Fujii

  311
  Citations

• Low loss access coupler for multimode optical fiber distribution systems

  Brian S. Kawasaki;Kenneth O. Hill;Derwyn C. Johnson

  306
  Citations

• Method of fabricating Bragg gratings using a silica glass phase grating mask and mask used by same

  Kenneth O. Hill;Bernard Y. Malo;Francois C. Bilodeau;Derwyn C. Johnson

  300
  Citations

• cw Brillouin laser

  K. O. Hill;B. S. Kawasaki;D. C. Johnson

  254
  Citations

• Apodised in-fibre Bragg grating reflectors photoimprinted using a phase mask

  B. Malo;S. Theriault;D.C. Johnson;F. Bilodeau

  215
  Citations

• Photosensitization of optical fiber and silica-on-silicon/silica waveguides.

  F. Bilodeau;B. Malo;J. Albert;D. C. Johnson

  214
  Citations

• Point-by-point fabrication of micro-Bragg gratings in photosensitive fibre using single excimer pulse refractive index modification techniques

  B. Malo;K.O. Hill;F. Bilodeau;D.C. Johnson

  213
  Citations

• Method of creating an index grating in an optical fiber and a mode converter using the index grating

  Kenneth O. Hill;Bernard Y. Malo;Francois Bilodeau;Derwyn C. Johnson

  212
  Citations

• Apodisation of the spectral response of fibre Bragg gratings using a phase mask with variable diffraction efficiency

  J. Albert;K.O. Hill;B. Malo;S. Theriault

  172
  Citations

• Optical fiber coupler with tunable coupling ratio and method of making

  Brian S. Kawasaki;Masao Kawachi;Kenneth O. Hill;Derwyn C. Johnson

  168
  Citations

• Sum-frequency light generation in optical fibers.

  Y. Fujii;Brian S. Kawasaki;Kenneth O. Hill;D. C. Johnson

  150
  Citations

• Single-excimer-pulse writing of fiber gratings by use of a zero-order nulled phase mask: grating spectral response and visualization of index perturbations

  Bernard Malo;Derwyn C. Johnson;F. Bilodeau;Jacques Albert

  150
  Citations

• New design concept for a narrowband wavelength-selective optical tap and combiner

  D.C. Johnson;K.O. Hill;F. Bilodeau;S. Faucher

  147
  Citations

• Comparison of one-photon and two-photon effects in the photosensitivity of germanium-doped silica optical fibers exposed to intense ArF excimer laser pulses

  J. Albert;B. Malo;K. O. Hill;F. Bilodeau

  144
  Citations

• Birefringent photosensitivity in monomode optical fibre : application to external writing of rocking filters

  K.O. Hill;F. Bilodeau;B. Malo;D.C. Johnson

  142
  Citations

• Wavelength-dependent transmission of monomode optical fiber tapers.

  Daniel T. Cassidy;Derwyn C. Johnson;Kenneth O. Hill

  133
  Citations