Conference Papers – 2012

Hybrid Quantum Well/Quantum Dot Active Element for Broad Spectral Bandwidth Emitters and Amplifiers
S. Chen, K. Zhou, Z. Zhang, O. Wada, D. T. D. Childs, K. Kennedy, M. Hugues, R. A. Hogg, and Ieee
23rd Ieee International Semiconductor Laser Conference, 2012, pp. 120-121

Photonic Crystal Surface Emitting Lasers Based on Epitaxial Regrowth 
R. J. E. Taylor, D. M. Williams, K. M. Groom, D. T. D. Childs, B. J. Stevens, T. Roberts, S. Khamas, R. A. Hogg, N. Ikeda, Y. Sugimoto
23rd IEEE International Semiconductor Laser Conference, 2012, pp. 167-168

Characterization of Recombination Processes in Quantum Dot Lasers Using Small Signal Modulation
K. Zhou, O. Wada, S. Chen, Z. Zhang, D. T. D. Childs, K. Kennedy, R. A. Hogg, and Ieee
23rd IEEE International Semiconductor Laser Conference, 2012, pp. 100-101

Atomic resolution transmission imaging at 30KeV via electron ptychography
J.M. Rodenburg, A.M. Maiden, M. Humphrey, B. Kraus, M. Sarahan
Microscopy & Microanalysis 18(Suppl. 2) 1024-1025, 2012

Electron ptychography: Applications of the electron wave phase
M.C. Sarahan, B. Kraus, M.J. Humphry, A.M. Maiden, J.M. Rodenburg
Microscopy & Microanalysis 18(Suppl. 2) 502-503, 2012

Dilute nitride GaInNAs and GaInNAsSb for solar cell applications
S. L. Tan, W.M. Soong, M.J. Steer, S.Y. Zhang, J.S. Ng, J.P.R. David
Physics, Simulation and Photonic Engineering of Photovoltaic Devices, edited by A. Freundlich A and J.F.F Guillemoles, Proceedings of SPIE Vol. 8256 San Francisco USA, January 2012

Development of very low noise high gain InAs avalanche photodiodes
J.P.R. David, C.H. Tan
International Compound Semiconductor Conference Santa Barbara USA, August 2012

Exploiting the characteristics of InAs electron avalanche photodiodes for unlimited gain-bandwidth product
P.J. Ker, A.R.M. Marshall, A.Krysa, J.P.R. David, C.H. Tan
International Compound Semiconductor Conference Santa Barbara USA, August 2012

Progress of power devices in RF applications
N. Chevaux, M. Rasheduzzaman and M.M. De Souza
Proc 11th International Seminar on Power Semiconductors, Prague, 2012

RF power amplifier: Pushing the boundaries of performance versus cost
M.M. De Souza, N. Chevaux and M. Rasheduzzaman
Invited IWPSD Kanpur 2011, SPIE 8549, 16th International Workshop on Physics of Semiconductor Devices, 85490W, October 2012

Analytical techniques for the simulation of electron transport in semiconductor systems
J. Barrett, M.M. De Souza, M. Cirstea and S. Cirstea
13th International Conference on Optimisation of Electrical and Electronic Equipment, IEEE Optimization, pages 822-862, 2012

Extraction of schottky barrier in the presence of bias dependent ideality factors in ZnO/μc-Si:H heterojunctions for solar cells
A. Mendoza, M.M. De Souza and F. Hammelmann
4th Symposium on Transparent Conductive Materials, Greece, 2012

Importance of band gap on the performance prediction in carbon nanotube and graphene nanoribbon devices
P. B. Pillai and M.M. De Souza
UK Semiconductors, 2012

Investigation into the fabrication of vanadium dioxide thin films using the precursor oxidation process
B. Crozier, P.B. Pillai and M.M. De Souza
UK Semiconductors, 2012

Investigating reverse intermodulation distortion in power amplifiers
N. Chevaux and M.M. De Souza
UK Semiconductors, 2012

Study of controlled quantum dot formation on focused ion beam patterned GaAs substrates
H. Zhang, I.M. Ross, M. Hopkinson, S. Zhang, T. Walther
12th IEEE Conference on Nanotechnology (IEEE-Nano), 2012

Aberration Corrected High-Resolution Transmission and Scanning Transmission Electron Microscopy of Thin Perovskite Layers
T. Walther and I.M. Ross
2nd European Conference of Nano Films: ECNF-2012, Physics Procedia, 40, pp 49-55, 2013

Quantum dot nucleation on focused ion beam patterned GaAs substrates
H. Zhang, I.M. Ross, M. Hopkinson, S. Zhang and T. Walther
Proc. 15th European Microscopy Congress, Manchester, 2012, pp 927-928

E-beam induced surface activity changes of cerium oxide nanocrystals observed with in-situ aberration corrected TEM imaging at TV rate
U.M. Bhatta, I.M. Ross, D. Sayle, T.X.T Sayle, A. Karakoti, D. Reid, S. Seal and G. Mobus
Proc. 15th European Microscopy Congress, Manchester, 2012, pp 939-940

Co and Pt implantation through nanoporous masks observed by aberration corrected STEM and spectrum imaging
W. Guan, I.M. Ross, U.M. Bhatta, N. Peng and G. Mobus
Proc. 15th European Microscopy Congress, Manchester, 2012 pp 959-960

Thermal stability of metal nitride multilayer coatings; investigations using EELS and aberration corrected STEM
I.M. Ross, W.M. Rainforth, M. Gass, A.P. Ehiasarian, P.E. Hovespian and R. Braun
Proc 15th European Microscopy Congress, Manchester 2012, pp 377-378

Electron beam induced surface morphology changes of CeO nanocrystals: An in-situ aberration corrected TEM study
U.M. Bhatta, G. Mobus. I.M. Ross, D. Sayle, T.X.T. Sayle, A. Karakoti, D. Reid and S. Seal
Proc. IEEE Conference on Nanotechnology, 2012

Study of controlled quantum dot formation on focused ion beam patterned GaAs substrates
H. Zhang, I.M. Ross, M. Hopkinson, S. Zhang and T. Walther
Proc IEEE-Nano, Birmingham, 2012, pp716-718

Performance of a cold field-emission gun double aberration corrected TEM/STEM at 80kV
I.M. Ross, M. Kawazu, H. Sawada, A. Papworth and T. Walther
Proc. Journal of Physics conference series, 2012, 012013

Characterisation of thickness, elemental distribution and band-gap properties in AlGaN/GaN quantum wells by aberration-corrected TEM/STEM
H. Amari, I.M. Ross, T. Wang and T. Walther
Journal of Physics Conference Series, 2012, 012014

Configuring a 300kV cold field-emission gun for optimum analytical performance
I.M. Ross and T. Walther
Journal of Physics Conference Series, 2012, 012012

Atomic motion on various surfaces of ceria nanoparticles in comparison
U.M. Bhattal, I.M. Ross, Z. Saghi, A. Stringfellow, D. Sayle, T.X.T. Sayle, A. Karakoti, D. Reid, S. Seal and G. Mobus
Journal of Physics Conference Series, 2012, 012007

Ptychography applied to optical metrology
Claus, D., Robinson, D.J., Chetwynd, D.G., Shuo, Y., Pile, W.T. and Rodenburg, J.M
Proc. SPIE, vol 8413. 2012, 84130

Ptychography – early history and 3D scattering effects
Rodenburg, J.M.
Proc. SPIE: Short wavelength imaging and spectroscopy sources, vol 8413, 2012, 8678

Configuring a 300kV cold field-emission gun for optimum analytical performance
Ross, I.M. and Walther, T.
Proc. EMAG2011, Journal of Physics conference series, Birmingham, UK, 2012

Performance of a cold field-emission gun double aberration corrected TEM/STEM at 80kV
Ross, I.M., Kawazu, M., Sawada, H., Papworth, A. and Walther, T.
Proc. EMAG2011, Journal of Physics conference series, Birmingham, UK, 2012

Characterization of thickness, elemental distribution and band-gap properties in AlGaN/GaN quantum wells by aberration-corrected TEM/STEM
Amari, H., Ross, I.M., Wang, T. and Walther, T.
Proc. EMAG2011, Journal of Physics conference series, Birmingham, UK, 2012

Self-consistent absorption corrections for low-energy X-ray lines in energy-dispersive X-ray spectroscopy
Parri, M.C. and Walther, T.
Proc. EMAG2011, Journal of Physics conference series, Birmingham, UK, 2012

Iterative zero-order suppression from an off-axis hologram based on the 2D Hilbert transform
F. B. Soulard, A. Purvis, R. McWilliam, J. Cowling, G. Williams, J. J. Toriz-Garcia, N. L. Seed, P. A. Ivey
Digital Holography and Three-Dimensional Imaging, OSA Technical Digest (Optical Society of America, 2012), paper DSu3C.4.

Time-Division Multiplexing of Iterated Holograms for Lithography on 3D Surfaces
J. Cowling, J. J. Toriz-Garcia, A. Purvis, R. McWilliam, G. Williams, F. B. Soulard, N. L. Seed, P. A. Ivey
Digital Holography and Three-Dimensional Imaging, OSA Technical Digest (Optical Society of America, 2012), paper DTu2C.5.