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Research Output 1998 2020

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Article
2012
17 Citations (Scopus)
181 Downloads (Pure)

Strain relaxation in InGaN/GaN micro-pillars evidenced by high resolution cathodoluminescence hyperspectral imaging

Xie, E. Y., Chen, Z. Z., Edwards, P. R., Gong, Z., Liu, N. Y., Tao, Y. B., Zhang, Y. F., Chen, Y. J., Watson, I. M., Gu, E., Martin, R. W., Zhang, G. Y. & Dawson, M. D., 5 Jul 2012, In : Journal of Applied Physics. 112, 1, 7 p., 013107.

Research output: Contribution to journalArticle

Open Access
File
cathodoluminescence
blue shift
quantum wells
high resolution
light emitting diodes
1 Citation (Scopus)

Stripe excitation of high gain media with disorder

Herrnsdorf, J., Chen, Y., Guilhabert, B. J. E., Laurand, N. & Dawson, M., Sep 2012, In : IEEE Journal of Quantum Electronics. 48, 9, p. 1184-1192 9 p.

Research output: Contribution to journalArticle

Gain measurement
Optical gain
Semiconducting organic compounds
high gain
disorders
14 Citations (Scopus)

Sub-micron lithography using InGaN micro-LEDs: mask-free fabrication of LED arrays

Guilhabert, B. J. E., Massoubre, D., Richardson, E., McKendry, J., Valentine, G., Henderson, R., Watson, I., Gu, E. & Dawson, M., 15 Dec 2012, In : IEEE Photonics Technology Letters. 24, 24, p. 2221-2224 4 p.

Research output: Contribution to journalArticle

Lithography
Light emitting diodes
Masks
light emitting diodes
masks
186 Citations (Scopus)

Visible-light communications using a CMOS-controlled micro-light-emitting-diode array

Mckendry, J., Massoubre, D., Zhang, S., Rae, B. R., Green, R. P., Gu, E., Henderson, R. K., Kelly, A. E. & Dawson, M., 13 Jan 2012, In : Journal of Lightwave Technology. 30, 1, p. 61-67 7 p.

Research output: Contribution to journalArticle

optical communication
light emitting diodes
pixels
metals
bandwidth
2011
25 Citations (Scopus)
118 Downloads (Pure)

1.6 W continuous-wave Raman laser using low-loss synthetic diamond

Lubeigt, W., Savitski, V. G., Bonner, G. M., Geoghegan, S. L., Friel, I., Hastie, J. E., Dawson, M. D., Burns, D. & Kemp, A. J., 28 Mar 2011, In : Optics Express. 19, 7, p. 6938-6944 7 p.

Research output: Contribution to journalArticle

Open Access
File
Raman lasers
continuous wave lasers
diamonds
semiconductor lasers
pumps

Broadly tunable femtosecond mode-locking in a Tm:KYW laser near 2µm

Lagatsky, A. A., Calvez, S., Gupta, J. A., Brown, C. T. A., Dawson, M. & Sibbett, W., 6 May 2011, In : Optics Express. 19, 10, p. 9995-10000 6 p.

Research output: Contribution to journalArticle

Open Access
locking
pulse duration
lasers
repetition
quantum wells
77 Citations (Scopus)

Colloidal quantum dot random laser

Chen, Y., Herrnsdorf, J., Guilhabert, B. J. E., Zhang, Y., Watson, I. M., Gu, E., Laurand, N. & Dawson, M. D., 1 Feb 2011, In : Optics Express. 19, 4, p. 2996-3003 8 p.

Research output: Contribution to journalArticle

quantum dots
grooves
lasers
spectral emission
glass
20 Citations (Scopus)
73 Downloads (Pure)

Continuous-wave Raman laser pumped within a semiconductor disk laser cavity

Parrotta, D. C., Lubeigt, W., Kemp, A., Burns, D., Dawson, M. & Hastie, J., 1 Apr 2011, In : Optics Letters. 36, 7, p. 1083-1085 3 p.

Research output: Contribution to journalArticle

Open Access
File
Raman lasers
continuous wave lasers
laser cavities
diodes
tuning
17 Citations (Scopus)

Diamond raman waveguide lasers: completely analytical design optimization incorporating scattering losses

McKnight, L. J., Dawson, M. D. & Calvez, S., Aug 2011, In : IEEE Journal of Quantum Electronics. 47, 8, p. 1069-1077 9 p.

Research output: Contribution to journalArticle

Raman lasers
waveguide lasers
design optimization
Diamonds
Waveguides
9 Citations (Scopus)

Dip-pen nanolithography of nanostructured oligofluorene truxenes in a photo-curable host matrix

Hernandez-Santana, A., Mackintosh, A. R., Guilhabert, B., Kanibolotsky, A. L., Dawson, M. D., Skabara, P. J. & Graham, D., 2011, In : Journal of Materials Chemistry. 21, 37, p. 14209-14212 4 p.

Research output: Contribution to journalArticle

Nanolithography
Fluids
Photooxidation
Composite structures
Polymer matrix
9 Citations (Scopus)

Emission characteristics of photonic crystal light-emitting diodes

Khokhar, A. Z., Parsons, K., Hubbard, G., Watson, I. M., Rahman, F., MacIntyre, D. S., Xiong, C., Massoubre, D., Gong, Z., Gu, E., Johnson, N. P., De La Rue, R. M., Dawson, M. D., Abbott, S. J., Charlton, M. D. B. & Tillin, M., 24 Jun 2011, In : Applied Optics. 50, 19, p. 3233-3239 7 p.

Research output: Contribution to journalArticle

light emitting diodes
photonics
crystals
lithography
electroluminescence
20 Citations (Scopus)

Flexible distributed-feedback colloidal quantum dot laser

Chen, Y., Guilhabert, B. J. E., Herrnsdorf, J., Zhang, Y., Mackintosh, A., Pethrick, R., Gu, E., Laurand, N. & Dawson, M., 2011, In : Applied Physics Letters. 99, 24, 3 p., 241103.

Research output: Contribution to journalArticle

quantum dots
gratings
lasers
lasing
masks
50 Citations (Scopus)

GaN directional couplers for integrated quantum photonics

Yanfeng, Z., McKnight, L. J., Engin, E., Watson, I., Cryan, M. J., Gu, E., Thompson, M. G., Calvez, S., O’Brien, J. L. & Dawson, M., 29 Oct 2011, In : Applied Physics Letters. 99, 16, 3 p., 161119.

Research output: Contribution to journalArticle

directional couplers
photonics
photons
plasma etching
inspection
5 Citations (Scopus)

InGaN micro-pixellated light-emitting diodes with nano-textured surfaces and modified emission profiles

Gong, Z., Zhang, Y. F., Kelm, P., Watson, I. M., Gu, E. & Dawson, M. D., 3 Mar 2011, In : Applied Physics A: Materials Science and Processing. 103, 2, p. 389-393 5 p.

Research output: Contribution to journalArticle

Light emitting diodes
light emitting diodes
profiles
Texturing
Pixels
5 Citations (Scopus)

Inkjet printed conductive silver tracks applied to GaN-based microstructured light emitting diodes

Wu, M., Gong, Z., Massoubre, D., Zhang, Y., Richardson, E. J. W., Gu, E. & Dawson, M., 5 Jul 2011, In : Applied Physics A: Materials Science and Processing. 104, 4, p. 1003-1009 7 p.

Research output: Contribution to journalArticle

Silver
Light emitting diodes
Metals
Electrodes
Ink
14 Citations (Scopus)

Large cross-section edge-coupled diamond waveguides

Zhang, Y., McKnight, L., Tian, Z., Calvez, S., Gu, E. & Dawson, M. D., Apr 2011, In : Diamond and Related Materials. 20, 4, p. 564-567 4 p.

Research output: Contribution to journalArticle

Diamond
Diamonds
Waveguides
diamonds
waveguides
29 Citations (Scopus)

Laser action in a surface-structured free-standing membrane based on a π-conjugated polymer-composite

Chen, Y., Herrnsdorf, J., Guilhabert, B., Kanibolotsky, A. L., Mackintosh, A. R., Wang, Y., Pethrick, R. A., Gu, E., Turnbull, G. A., Skabara, P. J., Samuel, I. D. W., Laurand, N. & Dawson, M. D., 1 Jan 2011, In : Organic Electronics. 12, 1, p. 62-69 8 p.

Research output: Contribution to journalArticle

Conjugated polymers
membranes
Membranes
Methyl Green
Optical gain
28 Citations (Scopus)

Miniaturized optoelectronic tweezers controlled by GaN micro-pixel light emitting diode arrays

Zarowna-Dabrowska, A., Neale, S. L., Massoubre, D., Mckendry, J., Rae, B., Henderson, R. K., Rose, M. J., Yin, H., Cooper, J. M., Gu, E. & Dawson, M., 31 Jan 2011, In : Optics Express. 19, 3, p. 2720–2728 9 p.

Research output: Contribution to journalArticle

light emitting diodes
pixels
beads
manipulators
polystyrene
27 Citations (Scopus)

Tunable continuous-wave diamond Raman laser

Parrotta, D. C., Kemp, A., Dawson, M. & Hastie, J., 11 Nov 2011, In : Optics Express. 19, 24, p. 24165-24170 6 p.

Research output: Contribution to journalArticle

Open Access
Raman lasers
continuous radiation
diamonds
semiconductor lasers
tuning
15 Citations (Scopus)

Ultra-portable explosives sensor based on a CMOS fluorescence lifetime analysis micro-system

Wang, Y., Rae, B. R., Henderson, R. K., Gong, Z., Mckendry, J., Gu, E., Dawson, M., Turnbull, G. A. & Samuel, I. D. W., 29 Jul 2011, In : AIP Advances. 1, 3, 10 p., 032115.

Research output: Contribution to journalArticle

CMOS
life (durability)
fluorescence
sensors
vapors
2010

~1200nm tunable fibre vertical cavity surface emitting laser

Vetter, S. L., Laurand, N., Dawson, M. D., Calvez, S. & Guina, M., 2010, In : Proceedings of SPIE the International Society for Optical Engineering. 7578, 75780Y

Research output: Contribution to journalArticle

Vertical-cavity Surface-emitting Laser (VCSEL)
Surface emitting lasers
Fiber Laser
surface emitting lasers
cavities
15 Citations (Scopus)

Amplified spontaneous emission in free-standing membranes incorporating star-shaped monodisperse π-conjugated truxene oligomers

Guilhabert, B., Laurand, N., Herrnsdorf, J., Chen, Y., Mackintosh, A. R., Kanibolotsky, A. L., Gu, E., Skabara, P. J., Pethrick, R. A. & Dawson, M. D., 1 Mar 2010, In : Journal of Optics. 12, 3, 5 p., 035503.

Research output: Contribution to journalArticle

Spontaneous emission
oligomers
Oligomers
spontaneous emission
Stars
33 Citations (Scopus)

An intra-cavity Raman laser using synthetic single-crystal diamond

Lubeigt, W., Bonner, G. M., Hastie, J., Dawson, M., Burns, D. & Kemp, A., 23 Jul 2010, In : Optics Express. 18, 16, p. 16765-16770 6 p.

Research output: Contribution to journalArticle

Raman lasers
diamonds
cavities
single crystals
birefringence
19 Citations (Scopus)

A vertically integrated CMOS microsystem for time-resolved fluorescence analysis

Rae, B. R., Yang, J., Mckendry, J., Gong, Z., Renshaw, D., Girkin, J. M., Gu, E., Dawson, M. & Henderson, R. K., 1 Dec 2010, In : IEEE Transactions on Biomedical Engineering. 4, 6, p. 437-444 8 p.

Research output: Contribution to journalArticle

Microsystems
Fluorescence
Photons
Avalanche diodes
Fluorophores
11 Citations (Scopus)

Cavity-dumping of a semiconductor disk laser for the generation of wavelength-tunable micro-Joule nanosecond pulses

Savitski, V. G., Hastie, J. E., Calvez, S. & Dawson, M. D., 21 May 2010, In : Optics Express. 18, 11, p. 11933-11941 8 p.

Research output: Contribution to journalArticle

Open Access
dumping
cavities
output
pulses
wavelengths
32 Citations (Scopus)

Continuous-wave diamond Raman laser

Lubeigt, W., Bonner, G. M., Hastie, J., Dawson, M., Burns, D. & Kemp, A., 27 Aug 2010, In : Optics Letters. 35, 17, p. 2994-2996 3 p.

Research output: Contribution to journalArticle

Raman lasers
continuous radiation
diamonds
output
birefringence
5 Citations (Scopus)

Diamond double-sided micro-lenses and reflection gratings

Lee, C. L., Dawson, M. D. & Gu, E., Jul 2010, In : Optical Materials. 32, 9, p. 1123-1129 7 p.

Research output: Contribution to journalArticle

Diamond
Lenses
Diamonds
diamonds
lenses
2 Citations (Scopus)

Fabrication and spectroscopy of GaN microcavities made by epitaxial lift-off

Xiong, C., Rizzi, F., Bejtka, K., Edwards, P. R., Gu, E., Dawson, M. D., Martin, R. W. & Watson, I. M., Jan 2010, In : Superlattices and Microstructures. 47, 1, p. 129-133 5 p.

Research output: Contribution to journalArticle

Nitric Acid
Microcavities
nitric acid
Nitric acid
Spectroscopy
51 Citations (Scopus)

Flexible blue-emitting encapsulated organic semiconductor DFB laser

Herrnsdorf, J., Guilhabert, B. J. E., Chen, Y., Kanibolotsky, A., Mackintosh, A., Pethrick, R., Skabara, P., Gu, E., Laurand, N. & Dawson, M., 6 Dec 2010, In : Optics Express. 18, 25, p. 25535-25545 11 p.

Research output: Contribution to journalArticle

distributed feedback lasers
organic semiconductors
lithography
semiconductor lasers
gratings
10 Citations (Scopus)

High reflectivity GaN/Air vertical distributed Bragg reflectors fabricated by wet etching of sacrificial AllnN layers

Xiong, C., Edwards, P. R., Christmann, G., Gu, E., Dawson, M., Baumberg, J. J., Martin, R. W. & Watson, I. M., 5 Feb 2010, In : Semiconductor Science and Technology. 25, 3, 5 p., 032001 .

Research output: Contribution to journalArticle

Distributed Bragg reflectors
Wet etching
Bragg reflectors
etching
reflectance
144 Citations (Scopus)

High-speed visible light communications using individual pixels in a micro light-emitting diode array

McKendry, J. J. D., Green, R. P., Kelly, A. E., Gong, Z., Guilhabert, B., Massoubre, D., Gu, E. & Dawson, M. D., 8 Jul 2010, In : IEEE Photonics Technology Letters. 22, 18, p. 1346-1348 3 p.

Research output: Contribution to journalArticle

Light emitting diodes
optical communication
light emitting diodes
Pixels
pixels
19 Citations (Scopus)

Nanofabrication of gallium nitride photonic crystal light-emitting diodes

Khokhar, A. Z., Parsons, K., Hubbard, G., Rahman, F., MacIntyre, D. S., Xiong, C., Massoubre, D., Gong, Z., Johnson, N. P., De La Rue, R. M., Watson, I. M., Gu, E., Dawson, M. D., Abbott, S. J., Charlton, M. D. B. & Tillin, M., Nov 2010, In : Microelectronic Engineering. 87, 11, p. 2200-2207 7 p.

Research output: Contribution to journalArticle

Semiconductor diodes
Nanoimprint lithography
Gallium nitride
nanofabrication
gallium nitrides
15 Citations (Scopus)

Passive mode-locking of a Ti:sapphire laser by InGaP quantum-dot saturable absorber

Savitski, V. G., Schlosser, P. J., Hastie, J. E., Krysa, A. B., Roberts, J. S., Dawson, M. D., Burns, D. & Calvez, S., 15 Feb 2010, In : IEEE Photonics Technology Letters. 22, 4, p. 209-211 3 p.

Research output: Contribution to journalArticle

Passive mode locking
Saturable absorbers
Aluminum Oxide
Sapphire
Semiconductor quantum dots
3 Citations (Scopus)

Photonic quasi-crystal light emitting diodes: comparisons of device performance with pattern pitch

Tillin, M., Charlton, M. D. B., Gong, Z., Khokhar, A. Z., Massoubre, D., Watson, I. M., Gu, E., Dawson, M. D., Rahman, F., Johnson, N. P., Macintyre, D., De La Rue, R. M., Parsons, K. & Lin, S., 12 May 2010, In : Proceedings of SPIE the International Society for Optical Engineering. 7713, p. 77130B-1

Research output: Contribution to journalArticle

Semiconductor diodes
Quasicrystals
Photonic crystals
Photonics
Diode
116 Citations (Scopus)

Size-dependent light output, spectral shift, and self-heating of 400nm InGaN light-emitting diodes

Gong, Z., Jin, S., Chen, Y., McKendry, J., Massoubre, D., Watson, I. M., Gu, E. & Dawson, M. D., 6 Jan 2010, In : Journal of Applied Physics. 107, 1, p. 013103 6 p.

Research output: Contribution to journalArticle

light emitting diodes
current density
pixels
heating
output
10 Citations (Scopus)

Tunable laser operation of a Tm3+-doped tellurite glass laser near 2 μm pumped by a 1211 nm semiconductor disk laser

Fusari, F., Vetter, S. L., Richards, B., Lagatsky, A. A., Calvez, S., Jha, A. K., Dawson, M. D., Sibbett, W. & Brown, C. T. A., Jul 2010, In : Optical Materials. 32, 9, p. 1007-1010 4 p.

Research output: Contribution to journalArticle

Thulium
Glass lasers
Pumping (laser)
Laser tuning
Videodisks
2009
34 Citations (Scopus)
19 Downloads (Pure)

A CMOS time-resolved fluorescence lifetime analysis micro-system

Rae, B. R., Muir, K. R., Gong, Z., McKendry, J., Girkin, J. M., Gu, E., Renshaw, D., Dawson, M. D. & Henderson, R. K., 18 Nov 2009, In : Sensors. 9, 11, p. 9255-9274 20 p.

Research output: Contribution to journalArticle

Open Access
File
Photons
Light emitting diodes
CMOS
Fluorescence
Avalanches
24 Citations (Scopus)

Direct laser writing of nanosized oligofluorene truxenes in UV-transparent photoresist microstructures

Kuehne, A. J. C., Elfstrom, D., Mackintosh, A. R., Kanibolotsky, A. L., Guilhabert, B., Gu, E., Perepichka, I. F., Skabara, P. J., Dawson, M. D. & Pethrick, R. A., 16 Feb 2009, In : Advanced Materials. 21, 7, p. 781–785 5 p.

Research output: Contribution to journalArticle

Photoresists
Microstructure
Photooxidation
Lasers
Environmental protection
1 Citation (Scopus)

Fabrication and characterisation of microscale air bridges in conductive gallium nitride

Xiong, C., Massoubre, D., Gu, E., Dawson, M. D. & Watson, I. M., 24 Aug 2009, In : Applied Physics A: Materials Science and Processing. 96, 2, p. 495-501 7 p.

Research output: Contribution to journalArticle

Gallium nitride
Anchors
Nitric Acid
Fabrication
Joule heating
67 Citations (Scopus)

Femtosecond pulse operation of a Tm,Ho-codoped crystalline laser near 2 μm

Lagatsky, A. A., Fusari, F., Calvez, S., Kurilchik, S. V., Kisel, V. E., Kuleshov, N. V., Dawson, M. D., Brown, C. T. A. & Sibbett, W., 15 Jan 2009, In : Optics Letters. 35, 2, p. 172-174 3 p.

Research output: Contribution to journalArticle

locking
pulses
lasers
repetition
absorbers

Fluorescent nanostructures: direct laser writing of nanosized oligofluorene truxenes in UV-transparent photoresist microstructures

Kuehne, A. J., Elfstrom, D., Mackintosh, A. R., Kanibolotsky, A., Guilhabert, B. J. E., Gu, E., Perepichka, I. F., Skabara, P. J., Dawson, M. D. & Pethrick, R. A., 9 Feb 2009, In : Advanced Materials. 21, 7, p. 781-785 5 p.

Research output: Contribution to journalArticle

Electrooptical devices
Photonic devices
Photoresists
Stars
Nanostructures
5 Citations (Scopus)

GaInNAs semiconductor disk lasers as pump sources for Tm3+ (,Ho3+ )-doped glass, crystal and fibre lasers

Vetter, S. L., McKnight, L., Calvez, S., Dawson, M. D., Fusari, F., Lagatsky, A. A., Sibbett, W. & Brown, C. T. A., Jan 2009, In : Proceedings of SPIE the International Society for Optical Engineering. 7193, 719317

Research output: Contribution to journalArticle

Videodisks
glass lasers
Fiber Laser
Fiber lasers
Pump
27 Citations (Scopus)

Hybrid GaN/organic microstructured light-emitting devices via ink-jet printing

Wu, M., Gong, Z., Keuhne, A. J. C., Kanibolotsky, A., Chen, Y., Perepichka, I. F., Mackintosh, A., Gu, E., Skabara, P., Pethrick, R. & Dawson, M., 31 Aug 2009, In : Optics Express. 17, 19, p. 16436-16443 8 p.

Research output: Contribution to journalArticle

gallium nitrides
inks
printing
light emitting diodes
pixels
42 Citations (Scopus)
6 Downloads (Pure)

Individually addressable AlInGaN micro-LED arrays with CMOS control and subnanosecond output pulses

McKendry, J. J. D., Rae, B. R., Gong, Z., Muir, K. R., Guilhabert, B., Massoubre, D., Gu, E., Renshaw, D., Dawson, M. D. & Henderson, R. K., 15 Jun 2009, In : IEEE Photonics Technology Letters. 21, 12, p. 811-813 3 p.

Research output: Contribution to journalArticle

Light emitting diodes
CMOS
light emitting diodes
output
pulses
7 Citations (Scopus)

Influence of surface-related states on the carrier dynamics in (Ga,In)N/GaN single quantum wells

Othonos, A., Itskos, G., Bradley, D. D. C., Dawson, M. D. & Watson, I. M., 18 May 2009, In : Applied Physics Letters. 94, 20, p. 203102-1-203102-3

Research output: Contribution to journalArticle

quantum wells
caps
excitation
proximity
pumps
37 Citations (Scopus)

InP/AlGaInP quantum dot semiconductor disk lasers for CW TEM00 emission at 716-755nm

Schlosser, P., Hastie, J., Calvez, S., Krysa, A. & Dawson, M., 23 Nov 2009, In : Optics Express. 17, 24, p. 21782-21787 6 p.

Research output: Contribution to journalArticle

quantum dots
output
Bragg reflectors
laser cavities
continuous radiation
84 Citations (Scopus)
50 Downloads (Pure)

Low-threshold organic laser based on an oligofluorene truxene with low optical losses

Tsiminis, G., Wang, Y., Shaw, P. E., Kanibolotsky, A. L., Perepichka, I. F., Dawson, M. D., Skabara, P. J., Turnbull, G. A. & Samuel, I. D. W., 16 Jun 2009, In : Applied Physics Letters. 94, 24, 3 p., 243304.

Research output: Contribution to journalArticle

Open Access
File
organic lasers
distributed feedback lasers
organic semiconductors
thresholds
spontaneous emission
20 Citations (Scopus)

Maskless ultraviolet photolithography based on CMOS-driven micro-pixel light emitting diodes

Elfstrom, D., Guilhabert, B. J. E., McKendry, J., Poland, S. P., Gong, Z., Massoubre, D., Valentine, G. J., Gu, E., Dawson, M. D., Richardson, E., Rae, B. R., Blanco-Gomez, G., Cooper, J. M. & Henderson, R. K., 21 Dec 2009, In : Optics Express. 17, 26, p. 23522-23529 7 p.

Research output: Contribution to journalArticle

Open Access
photolithography
photoresists
CMOS
light emitting diodes
pixels
158 Citations (Scopus)

Multi-site optical excitation using ChR2 and micro-LED array

Grossman, N., Poher, V., Grubb, M. S., Kennedy, G. T., Nikolic, K., McGovern, B., Berlinguer Palmini, R., Drakakis, E. M., Neil, M. A. A., Dawson, M. D., Burrone, J. & Degenaar, P., 14 Jan 2009, In : Journal of Neural Engineering. 7, 016004

Research output: Contribution to journalArticle

Photoexcitation
Neurons
Light emitting diodes
Photosensitivity Disorders
Light
85 Citations (Scopus)

Optobionic vision-a new genetically enhanced light on retinal prosthesis

Degenaar, P., Grossman, N., Memon, M. A., Burrone, J., Dawson, M. D., Drakakis, E. M., Neil, M. & Nikolic, K., Jun 2009, In : Journal of Neural Engineering. 6, 3, p. 035007

Research output: Contribution to journalArticle

Visual Prosthesis
Neurons
Opsins
Light
Gallium nitride