Publications & Talks
2012
Ultrashort Superradiant Pulse Generation from a GaN/InGaN Heterostructure, V.F. Olle, P.P. Vasil’ev, A. Wonfor, R.V. Penty and I.H. White, accepted for publication in Optics Express 2012.
1.4ps Superradiant Pulse Generation from GaN-based Laser V.F. Olle, P.P. Vasil’ev, A. Wonfor, R.V. Penty and I.H. White, Submitted to CLEO 2012.
250 MHz Repetition Rate Monolithically Integrated Modulated Mode-Locked Semiconductor Laser X. Guo, V.F. Olle, A.H. Quarterman, A. Wonfor, R.V. Penty, I.H. White, Submitted to CLEO 2012.
Monolithically integrated variable repetition rate modelocked laser diode, X. Guo, V.F. Olle, A.H. Quarterman, A. Wonfor, R.V. Penty, I.H.White, Submitted to ECIO 2012.
2011
Ultrafast lasers with intracavity deformable mirror
N.K. Metzger C.T.A. Brown W. Sibbett W. Lubeigt D. Burns M. Griffith and L. Laycock,
presented at Active and Adaptive meeting at Photonex 2011.
GaN directional couplers for integrated quantum photonics
Y. Zhang, L. McKnight, E. Engin, I. M. Watson, M. Cryan, M. Thompson, E. Gu, S. Calvez, J. L. O'Brien, M. D. Dawson
Submitted to APL
Picosecond Pulse and Burst Pulse Generation in a Monolithically Integrated Master Oscillator Power Amplifier, V.F. Olle, K.A. Williams, A. Wonfor, R.V. Penty, I.H. White, (in preparation)
Theoretical Model for Dicke Superradiance in a Semiconductor Laser Device, X. Guo, K. A. Williams, V. F. Olle, A. Wonfor, R. V. Penty, and I. H. White, accepted for publication in IEEE Photonics Technology Letters, 2011.
Numerical Simulation of Dicke Superradiance in a Semiconductor Laser Device, X. Guo, K. A. Williams, V. F. Olle, A. Wonfor, R. V. Penty, and I. H. White, presented at the Integrated Photonics Research, Silicon and Nanophotonics, Toronto, Canada, 2011.
Theoretical Model for Dicke Superradiance in a Semiconductor Laser, X. Guo, K. A. Williams, V. F. Olle, A. Wonfor, R. V. Penty, and I. H. White, presented at the Semiconductor and Integrated Opto-electronics (SIOE '2011), Cardiff, UK, 2011.
Progress in Ultra-High Modulation Efficiency Tapered Lasers for Free-Space Communications, R. V. Penty, I. H. White, C. H. Kwok, M. Ruiz, N. Michel, M. Krakowski, M. Calligaro, M. Lecomte and O. Parillaudhors, IEEE Photonics Conference, 2011 (invited)
Compact Large Cross Section GaN Directional Coupler
Y Zhang, L J. McKnight, I M. Watson, E. Gu*, S. Calvez, M. D. Dawson
IEEE photonics conference Arlington 9th October 2011
Optimised GaN Directional Couplers with Mode Converters
L. J. McKnight Y. Zhang, I. M. Watson, E. Gu. S. Calvez, M. D. Dawson
Frontiers in Optics San Jose 16th October 2011
GaN Waveguides: towards a New Platform for Integrated Quantum Photonics
L McKnight, Y Zhang, I. M. Watson, E. Gu, S. Calvez, M. D. Dawson
9th International Conference on Nitride Semiconductors
Glasgow 10th July 2011
Diamond Raman Waveguide Lasers: Completely Analytical Design Optimization Incorporating Scattering Losses
L. J. McKnight, M.D. Dawson, S. Calvez
IEEE JQE, 47, no.8, pp.1069-1077, Aug. 2011
"Large Cross-Section Diamond Waveguides"
L J McKnight, Y Zhang, Z Tian, E Gu, S Calvez, M D Dawson
Photon 2010, 23-26 August, Southampton, Oral Presentation
“High Power Short Pulse Generation at High Repetition Rate from InGaN Violet Laser Diodes”
V.F. Olle, A. Wonfor, P.P. Vasil’ev, R.V. Penty, I.H. White CLEO 2011, Baltimore, US
"Passively Q-switched Pr:YLF laser"
Stephane Calvez, Vasili Savitski, Izilda Ranieri, Andrey Krysa
CLEO: 2011 Baltimore, US, Oral Presentation
"Gain-guided KYb(WO4)2 Laser"
L J McKnight, S Calvez
Europhoton 2010, 29 August, Hamburg, Poster Presentation
“Theoretical Model for Dicke Superradiance in a Semiconductor Laser”
X. Guo, K.A. Williams, V.F. Olle, A. Wonfor, R.V. Penty, I.H. White
submitted to SIOE 2011, Cardiff, UK
2010
“Ultra-short Optical Pulse Generation by InGaAs Quantum-Dot Diode Emitters,”
I. H. White, M. Xia and R.V. Penty,
Invited Paper, ISLC 2010, Kyoto, Sept 2010
“Superradiant Emission in QD Tapered Semiconductor Device,”
M. Xia, V. F. Olle, R. V. Penty, I. H. White and P. P. Vasil’ev,
SIOE 2010, April 2010
“Superradiant Emission from a Tapered Quantum-Dot Semiconductor Diode Emitter,”
M. Xia, R. V. Penty, I. H. White and P. P. Vasil’ev
CLEO 2010, May 2010
“Superradiant Emission from a Tapered QD Semiconductor Diode Emitter,”
M. Xia, R. V. Penty, I. H. White and P. P. Vasil’ev
IOP One Day Quantum Dots Meeting, January 2010
“Superradiant Emission from AlInGaAs/InGaAsP Quantum-Well Waveguides”
M. Xia, R. V. Penty, I. H. White and P. P. Vasil’ev
ECIO 2010, April 2010
“Ultra-short Optical Pulse Generation by InGaAs Quantum-Dot Diode Emitters”
I. H. White, M. Xia and R.V. Penty
ISLC 2010, Sep 2010 (Invited)
"Cavity-dumping of a semiconductor disk laser for the generation of wavelength-tunable micro-Joule nanosecond pulses"
V.G. Savitski, J.E. Hastie, S. Calvez, M.D. Dawson
Optics Express, Vol. 18, Issue 11, pp. 11933–11941, (2010).
"Ultrashort-pulse laser with an intracavity phase shaping element"
N. K. Metzger, W. Lubeigt, D. Burns, M. Griffith, L. Laycock, A. A. Lagatsky, C. T. A. Brown, and W. Sibbett
Optics Express, Vol. 18, Issue 8, pp. 8123–8134, (2010).
"Ultrashort-pulse lasers passively mode locked by quantum-dot-based saturable absorbers"
A.A. Lagatsky, C.G. Leburn, C.T.A. Brown, W. Sibbett, S.A. Zolotovskaya and E.U. Rafailov
Progress in Quantum Electronics, Vol. 34, pp. 1-45 (2010).
"Femtosecond pulse operation of a Tm,Ho co-doped crystalline laser near 2µm"
A.A. Lagatsky, F. Fusari, S. Calvez, S.V. Kurilchik, V.E. Kisel, N.V. Kuleshov, M.D. Dawson, C.T.A. Brown, W. Sibbett
Optics Letters, 35 (2), 172-174 (2010).
"Passive mode-locking of a Ti:sapphire laser by InGaP quantum dot saturable absorber"
V.G. Savitski, P. Schlosser, J.E. Hastie, A.B. Krysa, J.S Roberts, M.D. Dawson, S. Calvez
IEEE Photonics Technology Letters, 22 (4), 209-211 (2010).
"Tunable laser operation of a Tm3+-doped tellurite glass laser near 2µm pumped by a 1211nm semiconductor disk laser"
F. Fusari, S. Vetter, B. Richards, A.A. Lagatsky, A. Jha, M.D. Dawson, S. Calvez, W. Sibbett, C.T.A. Brown
Accepted for publication in Optical Materials (2010)
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2009
"Optically-pumped saturable absorber for fast switching between continuous-wave and passively mode-locked regimes of a Nd:YVO4 laser"
V. G. Savitski, D. Burns, S. Calvez
Opt. Express 17, 5373-5378 (2009).
"Fast switching between continuous-wave and passively mode-locked regimes of Nd:YVO4 and Cr:LiSAF lasers"
V.G. Savitski, D. Burns, S. Calvez
CLEO Europe 2009, paper CA 8-1.
"InGaP Quantum-Dot saturable absorber for self-starting mode-locked operation of a Ti:sapphire laser"
V.G. Savitski, J.E. Hastie, D. Burns, M. Dawson, S. Calvez, A.B. Krysa, J.S. Roberts,
Proceedings of the EOS Topical Meetings in Capri 2009, paper TML 2147.
"Ultrafast absorption recovery dynamics of 1300 nm quantum dot saturable absorber mirrors"
M. P. Lumb, E. M. Clarke, E. Harbord, P. Spencer and R. Murray
F. Masia, P.Borri and W. Langbein
C. G. Leburn, C. Jappy, N. K. Metzger, C. T. A. Brown and W. Sibbett
Applied Physics Letters: 95, 041101 (2009); doi:10.1063/1.3186081 (Currently online only).
"Sub-kHz RF Electrical Linewidth from a 10GHz Passively Mode-Locked Quantum-Dot Laser Diode"
Guillermo Carpintero,
Mark G. Thompson, Richard V. Penty, Ian H. White;
CLEO, Baltimore, USA - Paper CMK2.
"Picosecond Pulse Generation in Narrow Stripe Mode-Locked Quantum Dot Master Oscillator Power Amplifier"
Vojtech F. Olle, Mark G. Thompson, Kevin A. Williams, Richard V. Penty, Ian H. White
CLEO, Baltimore, USA - Paper CMK4.
"Single-Mode Q-Switched Pulse Generation from a Tapered DBR Laser"
M. Xia, C. H. Kwok, R. V. Penty, I. H. White
K. -H. Hasler, B. Sumpf, G. Erbert
CLEO, Baltimore, USA - Paper CTuH6.
"270GHz, 580fs Optical Pulse Generation from a Single-Section Quantum-Dash Fabry-Pérot Laser Using Frequency Multiplication"
M. Xia, C. H. Kwok, M. G. Thompson, R. V. Penty, I. H. White
F. V. Dijk, A. Enard, F. Lelarge, G. -H. Duan
CLEO, Baltimore, USA - Paper JThE15
"Dispersionless Saturable Absorber Mirrors for Ultrashort Pulse Generation"
M. Lumb, P. N. Stavrinou, E.M. Clarke, R. Murray
C.G.. Leburn, C. Jappy2, N.K. Metzger, C.T. A. Brown, W.Sibbett
Accepted for CLEO, Baltimore, USA, June 2009 - Presentation CThV4
"Picosecond Pulse Generation in Narrow Strip Mode-Locked Quantum Dot Master Oscillator Power Amplifier"
V.F. Olle, M.G. Thompson, K.A. Williams, R.V. Penty, I.H. White
Accepted for CLEO, Baltimore, USA, June 2009 - Presentation CMK4
"Dispersionless saturable absorber mirrors with large modulation depths and low saturation fluences "
M. P. Lumb, P. N. Stavrinou, E. M. Clarke and R. Murray
C. G. Leburn, C. Jappy, N. K. Metzger, C. T. A. Brown and W. Sibbett
Applied Physics B: Lasers and Optics, DOI 10.1007/s00340-009-3531-y (Curretly online only).
"Passive Mode-Locking in Monolithically Integrated Quantum Dot Master Oscillator Power Amplifier”
V.F. Olle, M.G. Thompson, K.A. Williams, R.V. Penty, I.H. White
Accepted for SIOE, Cardiff, April 2009
"20 GHz Picosecond Pulse Generation by a 1300nm Mode-Locked Quantum Dot Master Oscillator Power Amplifier"
V.F. Olle, M.G. Thompson, K.A. Williams, R.V. Penty, I.H. White
Presented at OFC, San Diego, USA, March 2009 - paper OWJ2 8.15am
" Femtosecond Pulse Generation Using Ground-State and Excited-State Transitions in Quantum-Dot SESAMs "
C. G. Leburn, M. Lumb, N. K. Metzger, E. Clarke, A. A. Lagatsky, C. T. A. Brown, R. Murray and W. Sibbett
Presented at Advanced Solid State Photonics 2009 - Denver, CO
"1213nm GaInNAs semiconductor disk lasers as pump sources for Tm3+-doped glass lasers"
S.L. Vetter et al.
Presented at Photonics West 2009 - San Jose, CA
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2008
"Femtosecond pulse generation around 1500nm using a GaInNAsSb SESAM"
N. K. Metzger, C. G. Leburn, A. A. Lagatsky, C. T. Brown, S. Calvez, D. Burns, H. D. Sun, M. D. Dawson, J. C. Harmand, and W. Sibbett
Optics Express, Vol. 16, Issue 23, pp. 18739-18744
"Cellular nano-surgery (enhanced techniques for optical transfection by the control of femtosecond lasers)"
C.T.A. Brown
Conference on Quantum Electronics and Photonics (QEP-18)/Photon ’08, Heriot-Watt University, Edinburgh - talk JWC2
"Power scaling and tunability of 1150-1250nm GaInNAs/GaAs VECSELs"
S.L. Vetter, J. Hastie, S. Calvez, M.D. Dawson, V-M Korpijarvi, J Puustinen, M Guina, O Okhotnikov, M Pessa.
Conference on Quantum Electronics and Photonics (QEP-18)/Photon ’08, Heriot-Watt University, Edinburgh - poster P2.16
"Femtosecond pulse generation at 1530nm using a GaInNAsSb SESAM"
C.G. Leburn, N.K. Metzger, C.T.A. Brown, W. Sibbett, S. Calvez, D. Burns, H.D. Sun, M.D.Dawson, M. Le Du, J.-C. Harmand
Conference on Lasers and Electro-Optics/Quantum
Electronics and Laser Science Conference and Photonic Applications Systems Technologies
2008 Technical Digest (Optical Society of America, Washington, DC, 2008), paper
CFP5.
"GaInNAs(Sb) surface normal devices"
S. Calvez, N. Laurand, H.D. Sun, J. WedaBurns D, M.D.Dawson, A. Harkonen, T. Jouhti, M. Pessa, M. Hopkinson, D. Poitras, J.A. Gupta, C.G. Leburn, C.T.A. Brown, W. Sibbett
Physica Status Solidi A – Applications and Materials Science, Volume: 205, Issue: 1, Pages: 85-92.