Dr Igor Marko
Research Staff
Qualifications: PhD
Email: i.marko@surrey.ac.uk
Phone: Work: 01483 68 6161
Room no: 16 ATI 02
Further information
Biography
Igor Pavlovich Marko was born in 1974 in Belarus. He graduated with distinction from the department of quantum radiophysics and optoelectronics of the Belarusian State University in 1996. From 1996 until 2001 he studied the optical properties of ZnSe- and GaN-based wide bandgap semiconductors and optically pumped lasers in the Laboratory of Semiconductor Optics of B. I. Stepanov Institute of Physics of the Belarusian Academy of Sciences. He received the degree of PhD in 2000 (thesis: "Optically Pumped Lasers Based on ZnSe Epitaxial Layers and ZnMgSSe/ZnSe Quantum Well Heterostructures"). Since 2001 have been studying the properties of near-IR and mid-IR III-V based interband quantum dots, quantum well lasers, short-wavelength (<3.5um) quantum cascade lasers, InGaNAs avalanche photodiodes at the University of Surrey. Most recent activity includes developing of a new III-V material systems containing Bi.
Research Interests
My current research interests includes III-V visible light-emitting diodes and lasers, near-infrared quantum dot and quantum well lasers for telecommunications, avalanche photo-diodes for 1.3-1.5μm spectral range, mid-infrared interband and quantum cascade lasers. Most recent projects include developing of a new III-V material systems containing Bi (GaAsBi/GaAs, InGaAsBi/InP).
Publications
Highlights
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(2010) 'Efficiency limiting processes in 1.55 mu m InAs/InP-based quantum dots lasers'. AMER INST PHYSICS APPL PHYS LETT, 97 (16) Article number 161104 doi: 10.1063/1.3504253Full text is available at: http://epubs.surrey.ac.uk/7903/
- . (2009) 'The Importance of Recombination via Excited States in InAs/GaAs 1.3 mu m Quantum-Dot Lasers'. IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC IEEE J SEL TOP QUANT, 15 (3), pp. 799-807.
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(2007) 'Temperature and pressure dependence of the recombination processes in 1.5 mu m InAs/InP (311)B quantum dot lasers'. AMER INST PHYSICS APPL PHYS LETT, 91 (13) Article number 131113 doi: 10.1063/1.2790777Full text is available at: http://epubs.surrey.ac.uk/531967/
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(2006) 'Temperature dependence of the gain in p-doped and intrinsic 1.3 mu m InAs/GaAs quantum dot lasers'. AMER INST PHYSICS APPL PHYS LETT, 89 (19) Article number 191118 doi: 10.1063/1.2387114Full text is available at: http://epubs.surrey.ac.uk/531963/
Journal articles
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(2012) 'Recombination mechanisms and band alignment of GaAs1-xBix/GaAs light emitting diodes'. APPLIED PHYSICS LETTERS, 100 Article number ARTN 051105 doi: 10.1063/1.3681139
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(2011) 'Modulation of the absorption coefficient at 1.3 mu m in Ge/SiGe multiple quantum well heterostructures on silicon'. OPTICS LETTERS, 36 (21), pp. 4158-4160.doi: 10.1364/OL.36.004158
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(2011) 'Direct evidence for suppression of Auger recombination in GaInAsSbP/InAs mid-infrared light-emitting diodes'. AMER INST PHYSICS APPL PHYS LETT, 99 (14) Article number 141110 doi: 10.1063/1.3646910Full text is available at: http://epubs.surrey.ac.uk/7898/
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(2011) 'Influence of de-tuning and non-radiative recombination on the temperature dependence of 1.3 mu m GaAsSb/GaAs vertical cavity surface emitting lasers'. AMER INST PHYSICS APPL PHYS LETT, 99 (7) Article number 071110 doi: 10.1063/1.3625938Full text is available at: http://epubs.surrey.ac.uk/7832/
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(2011) 'Temperature dependence of 4.1 mu m mid-infrared type II "W" interband cascade lasers'. AMER INST PHYSICS APPL PHYS LETT, 99 (2) Article number 021102 doi: 10.1063/1.3606533Full text is available at: http://epubs.surrey.ac.uk/7891/
- . (2011) 'GaInNAsSb/GaAs Photodiodes for Long-Wavelength Applications'. IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC IEEE ELECTR DEVICE L, 32 (7), pp. 919-921.
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(2010) 'Efficiency limiting processes in 1.55 mu m InAs/InP-based quantum dots lasers'. AMER INST PHYSICS APPL PHYS LETT, 97 (16) Article number 161104 doi: 10.1063/1.3504253Full text is available at: http://epubs.surrey.ac.uk/7903/
- . (2010) 'Thermal Characteristics of 1.55-mu m InGaAlAs Quantum Well Buried Heterostructure Lasers'. IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC IEEE J QUANTUM ELECT, 46 (5), pp. 700-705.
- . (2010) 'Temperature sensitivity of mid-infrared type II "W" interband cascade lasers (ICL) emitting at 4.1μm at room temperature'. Conference Digest - IEEE International Semiconductor Laser Conference, , pp. 41-42.
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(2010) 'Physical properties of short wavelength 2.6μm InAs/AlSb-based quantum cascade lasers'. IEEE Conference Digest - IEEE International Semiconductor Laser Conference, , pp. 95-96.Full text is available at: http://epubs.surrey.ac.uk/104831/
- . (2009) 'The Importance of Recombination via Excited States in InAs/GaAs 1.3 mu m Quantum-Dot Lasers'. IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC IEEE J SEL TOP QUANT, 15 (3), pp. 799-807.
- . (2009) 'Temperature insensitive quantum dot lasers: are we really there yet?'. SPRINGER JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS, London, ENGLAND: 20, pp. 272-276.
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(2007) 'Temperature and pressure dependence of the recombination processes in 1.5 mu m InAs/InP (311)B quantum dot lasers'. AMER INST PHYSICS APPL PHYS LETT, 91 (13) Article number 131113 doi: 10.1063/1.2790777Full text is available at: http://epubs.surrey.ac.uk/531967/
- . (2007) 'The influence of carrier density non-pinning on the output power of 1.55 μm lasers at high temperature'. Conference on Lasers and Electro-Optics Europe - Technical Digest,
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(2006) 'Temperature dependence of the gain in p-doped and intrinsic 1.3 mu m InAs/GaAs quantum dot lasers'. AMER INST PHYSICS APPL PHYS LETT, 89 (19) Article number 191118 doi: 10.1063/1.2387114Full text is available at: http://epubs.surrey.ac.uk/531963/
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(2006) 'Carrier recombination in 1.3 mu m GaAsSb/GaAs quantum well lasers'. AMER INST PHYSICS APPL PHYS LETT, 89 (17) Article number 173509 doi: 10.1063/1.2369649Full text is available at: http://epubs.surrey.ac.uk/104830/
- . (2006) 'Intrinsic limitations of p-doped and undoped 1.3 μm InAs/GaAs quantum dot lasers'. Conference Digest - IEEE International Semiconductor Laser Conference, , pp. 143-144.
Conference papers
- . (2011) 'Strain engineering of the electroabsorption response in Ge/SiGe multiple quantum well heterostructures'. IEEE 8th IEEE International Conference on Group IV Photonics, London, UK: Group IV Photonics, pp. 107-108.
- . (2010) 'Thermal behavior of 1.55 μm (100) InAs/InP-based quantum dot lasers'. IEEE Poceeedings of 22nd International Semiconductor Laser Conference, Kyoto, Japan: ISLC 2010, pp. 75-76.
- . (2010) 'Waveguides for mid-infrared group IV photonics'. Proceedings of IEEE 7th International Conference on Group IV Photonics, Beijing, China: 7th IEEE GFP, pp. 374-376.
- . (2010) 'Thermal performance of 1.55μm InGaAlAs quantum well buried heterostructure lasers'. IEEE Proceedings of 22nd International Conference on Indium Phosphide and Related Materials, Kagawa, Japan: 22nd IPRM, pp. 265-268.
- . (2010) 'Temperature sensitivity of 1.55μm (100) InAs/InP-based quantum dot lasers'. IEEE Proceedings of 22nd International Conference on Indium Phosphide and Related Materials, Kagawa, Japan: 22nd IPRM, pp. 23-24.
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(2010) 'Reduction of dark current and unintentional background doping in InGaAsN photodetectors by ex situ annealing'. Proceedings of SPIE - Posters Session, Brussels, Belgium: Optical Sensing and Detection 7726doi: 10.1117/12.853912
- . (2010) 'Efficiency limitations of green InGaN LEDs and laser diodes'. 22nd IEEE International Semiconductor Laser Conference, Kyoto, Japan: ISLC 2010, pp. 27-28.
- . (2009) 'Gain peak-cavity mode alignment optimisation in buried tunnel junction mid-infrared GaSb vertical cavity surface emitting lasers using hydrostatic pressure'. INST ENGINEERING TECHNOLOGY-IET IET OPTOELECTRONICS, Cardiff, WALES: Semiconductor and Integrated Optoelectronics Conference (SIOE 2009) 3 (6), pp. 305-309.
- . (2009) 'Dark current mechanisms in InxGa1-xAs 1-yNy'. IEEE IEEE Proceedings of LEOS Annual Meeting Conference, Belek-Antalya, Turkey: LEOS '09, pp. 233-234.
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(2009) 'Band-structure and gain-cavity tuning of 2.4-μm GaSb buried tunnel junction VCSELs'. Proceedings of European Conference on Lasers and Electro-Optics 2009 and the European Quantum Electronics Conference, Munich, Germany: CLEO Europe - EQEC 2009Full text is available at: http://epubs.surrey.ac.uk/104829/
- . (2009) 'Evidence of carrier leakage into the L-valley in InAs-based quantum cascade lasers under high hydrostatic pressure'. WILEY-V C H VERLAG GMBH PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS, Fortaleza, BRAZIL: 13th International Conference on High Pressure Semiconductor Physics (HPSP-13) 246 (3), pp. 512-515.
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(2009) 'The effect of hydrostatic pressure on the operation of quantum cascade lasers'. SPIE-INT SOC OPTICAL ENGINEERING QUANTUM SENSING AND NANOPHOTONIC DEVICES VI, San Jose, CA: Conference on Quantum Sensing and Nanophotonic Devices VI 7222doi: 10.1117/12.814322
- . (2008) 'The importance of recombination via excited states in InAs/GaAs 1.3μm quantum dot lasers'. IEEE IEEE Proceedings of 21st International Semiconductor Laser Conference, Sorento, Italy: 21st ISLC 2008, pp. 117-118.
- . (2008) 'Reliable 1550nm SI BH lasers fabricated using an improved Ru precursor'. 20th International Conference on Indium Phosphide and Related Materials, Versailles, France: IPRM 2008
- . (2008) 'Gamma-L scattering in InAs-based quantum cascade lasers studied using high hydrostatic pressure'. IEEE 2008 IEEE 21ST INTERNATIONAL SEMICONDUCTOR LASER CONFERENCE, Sorrento, ITALY: IEEE 21st International Semiconductor Laser Conference, pp. 47-48.
- . (2008) 'Thermal characteristics of 1.3 mu m GaAsSb/GaAs-based Edge- and Surface-emitting Lasers'. IEEE 2008 IEEE 21ST INTERNATIONAL SEMICONDUCTOR LASER CONFERENCE, Sorrento, ITALY: IEEE 21st International Semiconductor Laser Conference, pp. 83-84.
- . (2007) 'Recombination, transport and loss mechanisms in p-doped InAs/GaAs quantum dots'. AMER INST PHYSICS Physics of Semiconductors, Pts A and B, Vienna, AUSTRIA: 28th International Conference on the Physics of Semiconductors (ICPS-28) 893, pp. 837-838.
- . (2007) 'Band gap dependence of the recombination processes in InAs/GaAs quantum dots studied using hydrostatic pressure'. WILEY-V C H VERLAG GMBH PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS, Barcelona, SPAIN: 12th International Conference on High Pressure Semiconductor Physics (HPSP-12) 244 (1), pp. 82-86.
- . (2007) 'Temperature and pressure dependence of carrier recombination processes in GaAsSb/GaAs quantum well lasers'. WILEY-V C H VERLAG GMBH PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS, Barcelona, SPAIN: 12th International Conference on High Pressure Semiconductor Physics (HPSP-12) 244 (1), pp. 197-202.
- . (2003) 'Long wavelength lasers on GaAs substrates'. IEE-INST ELEC ENG IEE PROCEEDINGS-CIRCUITS DEVICES AND SYSTEMS, MUMBAI, INDIA: 6th International Conference on Optoelectronics, Fibre Optics and Photonics 150 (6), pp. 521-528.

