Personnel
| Engineering Research InstituteReaderRoom number: 25B09Telephone: +44 28 90366083 Email: d.mariotti@ulster.ac.uk School of Engineering University of Ulster Jordanstown campus Shore Road Newtownabbey Co. Antrim BT37 0QB |
Profile/Research Interests
Plasma science and engineering, Nanoscale Engineering and Self-organization, Photovoltaics, Nanoelectronics
Plasmas
Microplasmas, atmospheric-pressure plasmas, plasma nanofabrication, emission spectroscopy, collisional-radiative models, plasma science and engineering
- Produced experimental evidence of the plasma transition into the microplasma regime and microplasma non-equilibrium
- Developed technique to determine electron temperature and electron energy distribution function from spectral emission
- Impedance analysis to determine the onset of thermal instabilities in low-frequency atmospheric air plasmas (collaboration with Caterpillar/Perkins Engines)
Nanoscale engineering and nanofabrication
Silicon nanocrystals, carbon nanotubes, metal/metal-oxides, self-organization
- Fabrication of hydrophilic silicon nanocrystals with room temperature and long term stable photoluminescence; carbon nanotube growth on silicon nanocrystalscatalysts (manuscript in preparation)
- Investigation, modeling and simulation of nanoscale self-organization mechanisms
- Metal/Metal-oxide nanostructures and nanoarchitectures by atmospheric-pressure microplasma processing
Applications
Solar cells, energy storage, hydrogen production, memory devices for nanoelectronics
- Fabrication of nanoarchitectures with very large surface area for Li-ion batteries (Nanotechnology 19, 2008, 495302)
- Designed and developed innovative plasma/microplasma systems for application in the automotive sector (collaboration with Caterpillar/Perkins Engines) and for nanofabrication (collaboration with Applied Materials)
Patents
- Shimizu Y, Sasaki T, Mariotti D, Kirihara K, Koshizaki N, Terashima K “Method of forming thin film by microplasma processing and apparatus for the same” Japanese patent N. 2006-225695 and world patent WO 2008/023523 A1
- Shimizu Y, Sasaki T, Mariotti D, Koshizaki N, Terashima K “Machining by using pulse-modulated microplasma and apparatus” Japanese patent N. 2006-313022
- Shimizu Y, Sasaki T, Mariotti D, Koshizaki N, Terashima K “Method to prepare Mo and W nanoparticles” Japanese patent N. 2007-45750
Publications
- “Perspectives on atmospheric-pressure plasmas for nanofabrication” J. Phys. D Appl. Phys. 2011 (details) [Invited Perspective Paper]
- “Microplasmas for nanomaterials synthesis” J. Phys. D Appl. Phys. 2010 (PDF) [Invited Review]
- “Method to determine argon metastable number density and plasma electron temperature from spectral emission originating from four 4p argon levels” Appl. Phys. Lett. 2006 (PDF)
- “Experimental study of breakdown voltage and effective secondary electron emission coefficient for a micro-plasma device” Plasma Sources Sci. Technol. 2004 (PDF)
Plasma science & applications
- “Experimental study of a planar atmospheric-pressure plasma operating in the microplasma regime” Phys. Rev. E 2009 (PDF)
- “Nonequilibrium and effect of gas mixtures in an atmospheric microplasma” Appl. Phys. Lett. 2008 (PDF)
- “Gas temperature and electron temperature measurements by emission spectroscopy for an atmospheric microplasma” J. Appl. Phys. 2007 (PDF)
- “Method to determine argon metastable number density and plasma electron temperature from spectral emission originating from four 4p argon levels” Appl. Phys. Lett. 2006 (PDF)
- “Analysis of excitation processes and electron temperature changes from spectral data in a dc micro plasma discharge” Plasma Sources Sci. & Technol. 2004 (PDF)
- “Experimental study of breakdown voltage and effective secondary electron emission coefficient for a micro-plasma device” Plasma Sources Sci. Technol. 2004 (PDF)
- “Depth-sensitive analysis of a degraded tin oxide electrode surface in a plasma device application” Thin Solid Films 2001 (PDF)
- “Gas recognition using a neural network approach to plasma optical emission spectroscopy” 2000 (PDF)
- “A neural network approach to plasma emission interpretation” 1998(details)
Nanomaterials synthesis
- “Perspectives on atmospheric-pressure plasmas for nanofabrication” J. Phys. D Appl. Phys. 2011 (details)
- “Microplasmas for nanomaterials synthesis” J. Phys. D Appl. Phys. 2010 (PDF)
- “Microplasma-induced surface engineering of silicon nanocrystals in colloidal dispersion” Appl. Phys. Lett. 2010 (PDF)
- “The production of self-organized carbon connections between Ag nanoparticles using atmospheric microplasma synthesis” Carbon 2009 (PDF)
- “Self-organized carbon connections between catalyst particles on a silicon surface exposed to atmospheric-pressure Ar + CH4 microplasmas” Carbon 2009 (PDF)
- “Atmospheric-microplasma-assisted nanofabrication: metal and metal-oxide nanostructures and nanoarchitectures” IEEE Trans. Plasma Sci. 2009 (PDF)
- “Tailoring microplasma nanofabrication: from nanostructures to nanoarchitectures” J. Phys. D Appl. Phys. 2009 (PDF)
- “Photosensitive self-assembled nanoarchitectures containing surfactant-free Si nanocrystals produced by laser fragmentation in water” Chem. Phys. Lett. 2009 (PDF)
- “Ambient-stable blue luminescent silicon nanocrystals prepared by nanosecond-pulsed laser ablation in water” Opt. Express 2009 (PDF)
- “Plasma-driven self-organization of Ni nanodot arrays on Si(100)” Appl. Phys. Lett. 2008 (PDF)
- “Plasma-controlled metal catalyst saturation and the initial stage of carbon nanostructure array growth” J. Appl. Phys. 2008 (PDF)
- “Luminescent Colloidal Silicon Nanocrystals Prepared by Nanoseconds Laser Fragmentation and Laser Ablation in Water” Mater. Res. Soc. Symp. Proc. 2008 (PDF)
- “Self-organized nanostructures on atmospheric microplasma exposed surfaces” Appl. Phys. Lett. 2007 (PDF)
- “Localized deposition of metallic molybdenum particles in ambient air using atmospheric-pressure microplasma” Microprocesses & Nanotechngology 2007 (PDF)
- “Flow rate effect on the structure and morphology of molybdenum oxide nanoparticles deposited by atmospheric-pressure microplasma processing” Nanotechnology 2006 (PDF)
- “Reactive evaporation of metal wire and microdeposition of metal oxide using atmospheric pressure reactive microplasma jet” Jpn. J. Appl. Phys. 2006 (PDF)
- “Development of cross-flow micro-nebulizer for atmospheric pressure microplasma deposition and its application to prepare nano-carbon materials from alcohol” Transactions of the Materials Research Society of Japan 2006 (details)
Nanoscale engineering & applications
- “Photovoltaic Applications of Silicon Nanocrystal Based Nanostructures Induced by Nanosecond Laser Fragmentation in Liquid Media” J. Phys. Chem. C 2011 (details)
- “A hybrid heterojunction based on fullerenes and surfactant-free, self-assembled, closely packed silicon nanocrystals” J. Phys. D Appl. Phys. 2010 (PDF)
- “Monoclinic beta-MoO3 nanosheets produced by atmospheric microplasma: application to lithium-ion batteries” Nanotechnology 2008 (PDF)
Highly cited papers
http://eprints.ulster.ac.uk/260/
http://eprints.ulster.ac.uk/254/
http://eprints.ulster.ac.uk/258/
Funding – high esteem grants
- NSF - SGER: Application of atmospheric microplasma to fuel reforming
- Applied Materials (Santa Clara, CA, USA) - Microplasma nanomanufacturing
- MKS Instruments (Rochester, NY, USA) - Micorplasma diagnostics
Responsibilities
Director Postgraduate Studies, School of Engineering
http://seng.ulster.ac.uk/eme/postgraduate.php
Committees
Member of the ESF Pool of Reviewers, Physics & Engineering Unit
Editorial boards
Reviewer of the following journals: Journal of Physics D: Applied Physics, IEEE Transactions on Plasma Science, Advanced Science Letters, Crystal Growth & Design, Plasma Processes & Polymers, Optical Materials, Advanced Materials, iNEER World Innovation in Engineering Education and Research, Journal of Applied Physics, Plasma Sources Science and Technology, Functional Materials Letters, Nanotechnology, Journal of Vacuum Science & Technology A, Physica Scripta, IEEE Transactions on Education
Awards
Japanese Society for Promotion of Science (Japan), Apr2010-Jan 2011 JSPS Invitation Fellowship
Universityof Sydney(Australia), Jun 2008-Jul 2008 Visiting Research Fellowship
Japanese Society for Promotion of Science(Japan), Sep 2005-Aug 2007 JSPS Research Fellowship
PriceWaterhouseCoopers & Investment Belfast(UK), Oct 2000
£10k Technology Transfer Award
PhD Students
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Fullerton Ciaran BSc Biomedical Engineering, University of Ulster, UK Research Project Cold plasmas and bacteria: wound healing, killing bacteria using cold gas plasma jets |
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McKenna Joanne BSc Biomedical Engineering, University of Ulster, UK Research Project Silicon Nanoparticles for Biomedical Applications & their toxicological assessment |
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Mitra Somak MSc Photonics, Erasmus-Mundus, Europe Research Project Nanoscale Engineering for the Integration of Silicon Nanocrystals in Solar Cells Nanoarchitectures |
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Patel Jenish MSc Physics, India Research Project Atmospheric-pressure Microplasma Synthesis of Nanoscale-engineered Structures |
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MSc students |
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Connell Andrew |
A portable nanomanufacturing device |
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Undergraduate students |
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Monaghan Josephine |
Silicon nanoparticles for biomedical applications |
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White Michelle |
Nanoparticles: a threat or an opportunity? |
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Previous students |
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Abalo-Akuvi Koffi |
Process Engineer, Intel (USA) |
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Diwan Karishma |
Nomura (India) |
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Kalia Keerti |
Micron (VA, USA) |
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Pacifico Anthony |
Intel (USA) |
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Wagner Andrew |
PhD Candidate, University of Minnesota (USA) |
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Walter Randolph |
Hydrometer GmbH (Germany) |
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Yurchenko Konstantin |
Plasma Process Engineer, Intel Corporation (USA) |
Lu, Y., Xu, S. F., Zhong, X. X., Ostrikov, K., Cvelbar, U. and Mariotti, D (2013) Characterization of a DC-driven microplasma between a capillary tube and water surface. EPL (Europhysics Letters), 102 (1). p. 15002. [Journal article]
Mariotti, D, Mitra, S and Svrcek, V (2013) Surface-engineered silicon nanocrystals. Nanoscale, 5 . pp. 1385-1398. [Journal article]
Mariotti, D, Svrcek, V, Mathur, A, Dickinson, C, Matsubara, K and Kondo, M (2013) Carbon nanotube growth activated by quantum-confined silicon nanocrystals. Journal of Physics D: Applied Physics, 46 (12). p. 122001. [Journal article]
Mariotti, D, Patel, J, Svrcek, V and Maguire, PD (2012) Plasma-Liquid Interactions at Atmospheric Pressure for Nanomaterials Synthesis and Surface Engineering. Plasma Processes and Polymers, 9 (11-12). pp. 1074-1085. [Journal article]
Mariotti, D, Svrcek, V, Hamilton, JWJ, Schmidt, M and Kondo, M (2012) Silicon Nanocrystals in Liquid Media: Optical Properties and Surface Stabilization by Microplasma-Induced Non-Equilibrium Liquid Chemistry. Advanced Functional Materials, 22 (5). pp. 954-964. [Journal article]
Svrcek, V, Mariotti, D, Matsubara, K and Kondo, M (2012) Carriers Multiplication in Neighboring Surfactant-free Silicon Nanocrystals Produced by 3D-surface Engineering in Liquid Medium. In: THE 38th IEEE PHOTOVOLTAIC SPECIALISTS CONFERENCE. IEEE. 4 pp. [Conference contribution]
Svrcek, V, Mariotti, D, Yamanari, T, Matsubara, K and Kondo, M (2012) Integration of Surfactant-Free Silicon Nanocrystal in Hybrid Solar Cells. Japanese Journal of Applied Physics, 51 . 10NE25. [Journal article]
Svreck, V., Yamanari, T., Mariotti, D, Matsubara, K. and Kondo, M. (2012) Enhancement of hybrid solar cell performance by polythieno [3,4-b]thiophenebenzodithiophene and microplasma-induced surface engineering of silicon nanocrystals. Applied Physics Letters, 100 (22). p. 223904. [Journal article]
Švrček, V and Mariotti, D (2012) Electronic interactions of silicon nanocrystals and nanocarbon materials: Hybrid solar cells. Pure and Applied Chemistry, 84 . pp. 2629-2639. [Journal article]
Švrček, V, Mariotti, D, Matsubara, K and Kondo, M (2012) Silicon Nanocrystals Surface Engineering by Nanosecond Laser Processing in Water. The Review of Laser Engineering, 2 . pp. 1-5. [Journal article]
McKenna, J, Patel, J, Mitra, S, Soin, N, Svrcek, V, Maguire, PD and Mariotti, D (2011) Synthesis and surface engineering of nanomaterials by atmospheric-pressure microplasmas. The European Physical Journal - Applied Physics, 56 (02). p. 24020. [Journal article]
Greenan, J, Mahony, CMO, Mariotti, D and Maguire, PD (2011) Characterization of hollow cathode and parallel plate microplasmas: scaling and breakdown. Plasma Sources Science and Technology, 20 (2). 025011. [Journal article]
Mariotti, D and Sankaran, RM (2011) Perspectives on atmospheric-pressure plasmas for nanofabrication. Journal of Physics D: Applied Physics, 44 (17). p. 174023. [Journal article]
Svrcek, V, Mariotti, D, Kalia, K, Dickinson, C and Kondo, M (2011) Formation of Single-Crystal Spherical Particle Architectures by Plasma-Induced Low-Temperature Coalescence of Silicon Nanocrystals Synthesized by Laser Ablation in Water. The Journal of Physical Chemistry C, 115 (14). pp. 6235-6242. [Journal article]
Svrcek, V, Mariotti, D, Nagai, T, Shibata, Y, Turkevych, I and Kondo, M (2011) Photovoltaic Applications of Silicon Nanocrystal Based Nanostructures Induced by Nanosecond Laser Fragmentation in Liquid Media. The Journal of Physical Chemistry C, 115 (12). pp. 5084-5093. [Journal article]
Svrcek, V., Mariotti, D, Cook, S., Kazaoui, S., Shibata, Y. and Kondo, M. (2011) Silicon nanocrystal surface engineering and their electronic interaction with carbon based materials. In: Photovoltaic Specialists Conference (PVSC), 2011 37th IEEE. IEEE. 5 pp. [Conference contribution]
Kurinec, S, Jackson, M, Mariotti, D, Gupta, S, Rommel, S, Ewbank, D, Hirschman, K, Pearson, R and Fuller, L (2010) Microelectronic Engineering Education for Emerging Technologies. In: 2010 IEEE FRONTIERS IN EDUCATION CONFERENCE (FIE). IEEE. 6 pp. [Conference contribution]
Mariotti, D and Sankaran, RM (2010) Microplasmas for nanomaterials synthesis. Journal of Physics D: Applied Physics, 43 (32). p. 323001. [Journal article]
Mariotti, D, Švrček, V, Mathur, A and Kondo, M (2010) Silicon nanocrystals surface engineering by low-pressure plasmas andatmospheric-pressure microplasmas. In: GEC-ICRP 2010. American Physical Society. 2 pp. [Conference contribution]
Svrcek, V, Mariotti, D, Shibata, Y and Kondo, M (2010) A hybrid heterojunction based on fullerenes and surfactant-free, self-assembled, closely packed silicon nanocrystals. Journal of Physics D: Applied Physics, 43 (41). p. 415402. [Journal article]
SvrCek, V., Mariotti, D and Kondo, M. (2010) Microplasma-induced surface engineering of silicon nanocrystals in colloidal dispersion. Applied Physics Letters, 97 (16). p. 161502. [Journal article]
Levchenko, I., Ostrikov, K. and Mariotti, D (2009) The production of self-organized carbon connections between Ag nanoparticles using atmospheric microplasma synthesis. CARBON, 47 (1). pp. 344-347. [Journal article]
Levchenko, I., Ostrikov, K., Mariotti, D and Svrcek, V. (2009) Self-organized carbon connections between catalyst particles on a silicon surface exposed to atmospheric-pressure Ar + CH4 microplasmas. Carbon, 47 (10). pp. 2379-2390. [Journal article]
Mariotti, D, Bose, AC and Ostrikov, K (2009) Atmospheric-Microplasma-Assisted Nanofabrication: Metal and Metal-Oxide Nanostructures and Nanoarchitectures. IEEE Transactions on Plasma Science, 37 (6, Part 1 Sp. Iss. SI). pp. 1027-1033. [Journal article]
Mariotti, D and Ostrikov, K (2009) Tailoring microplasma nanofabrication: from nanostructures to nanoarchitectures. JOURNAL OF PHYSICS D-APPLIED PHYSICS, 42 (9). 092002-1. [Journal article]
Svrcek, V, Kondo, M, Kalia, K and Mariotti, D (2009) Photosensitive self-assembled nanoarchitectures containing surfactant-free Si nanocrystals produced by laser fragmentation in water. CHEMICAL PHYSICS LETTERS, 478 (4-6). pp. 224-229. [Journal article]
Svrcek, V, Mariotti, D and Kondo, M (2009) Ambient-stable blue luminescent silicon nanocrystals prepared by nanosecond-pulsed laser ablation in water. Optics Express, 17 (2). pp. 520-527. [Journal article]
Wagner, AJ, Mariotti, D, Yurchenko, KJ and Das, TK (2009) Experimental study of a planar atmospheric-pressure plasma operating in the microplasma regime. Physical Review E (Statistical, Nonlinear, and Soft Matter Physics), 80 (6). 065401. [Journal article]
Levchenko, I., Ostrikov, K., Diwan, K., Winkler, K. and Mariotti, D (2008) Plasma-driven self-organization of Ni nanodot arrays on Si(100). APPLIED PHYSICS LETTERS, 93 (18). pp. 183102-1. [Journal article]
Levchenko, I., Ostrikov, K., Mariotti, D and Murphy, AB (2008) Plasma-controlled metal catalyst saturation and the initial stage of carbon nanostructure array growth. JOURNAL OF APPLIED PHYSICS, 104 (7). 073308-1. [Journal article]
Mariotti, D (2008) Nonequilibrium and effect of gas mixtures in an atmospheric microplasma. APPLIED PHYSICS LETTERS, 92 (15). pp. 151505-1. [Journal article]
Mariotti, D, Lindstroem, H, Bose, AC and Ostrikov, K (2008) Monoclinic beta-MoO3 nanosheets produced by atmospheric microplasma: application to lithium-ion batteries. NANOTECHNOLOGY, 19 (49). pp. 495302-1. [Journal article]
Svrcek, V, Mariotti, D, Hailstone, R, Fujiwara, H and Kondo, M (2008) Luminescent Colloidal Silicon Nanocrystals Prepared by Nanoseconds Laser Fragmentation and Laser Ablation in Water. In: AMORPHOUS AND POLYCRYSTALLINE THIN-FILM SILICON SCIENCE AND TECHNOLOGY-2008. UNSPECIFIED. 6 pp. [Conference contribution]
Mariotti, D, Shimizu, Y, Sasaki, T and Koshizaki, N (2007) Gas temperature and electron temperature measurements by emission spectroscopy for an atmospheric microplasma. JOURNAL OF APPLIED PHYSICS, 101 (1). 013307-1. [Journal article]
Mariotti, D, Svrcek, V and Kim, DG (2007) Self-organized nanostructures on atmospheric microplasma exposed surfaces. APPLIED PHYSICS LETTERS, 91 (18). pp. 183111-1. [Journal article]
Shimizu, Y, Koga, K, Sasaki, T, Mariotti, D, Terashima, K and Koshizaki, N (2007) Localized deposition of metallic molybdenum particles in ambient air using atmospheric-pressure microplasma. In: MICROPROCESSES AND NANOTECHNOLOGY 2007, DIGEST OF PAPERS, Kyoto, Japan. UNSPECIFIED. 2 pp. [Conference contribution]
Bose, AC, Shimizu, Y, Mariotti, D, Sasaki, T, Terashima, K and Koshizaki, N (2006) Flow rate effect on the structure and morphology of molybdenum oxide nanoparticles deposited by atmospheric-pressure microplasma processing. NANOTECHNOLOGY, 17 (24). pp. 5976-5982. [Journal article]
Mariotti, D, Shimizu, Y, Sasaki, T and Koshizaki, N (2006) Method to determine argon metastable number density and plasma electron temperature from spectral emission originating from four 4p argon levels. APPLIED PHYSICS LETTERS, 89 (20). pp. 201502-1. [Journal article]
Shimizu, Y, Bose, AC, Mariotti, D, Sasaki, T, Kirihara, K, Suzuki, T, Terashima, K and Koshizaki, N (2006) Reactive evaporation of metal wire and microdeposition of metal oxide using atmospheric pressure reactive microplasma jet. JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 45 (10B). pp. 8228-8234. [Journal article]
Shimizu, Y, Bose, AC, Sasaki, T, Mariotti, D, Kirihara, K, Kodaira, T, Terashima, K and Koshizaki, N (2006) Development of cross-flow micro-nebulizer for atmospheric pressure microplasma deposition and its application to prepare nano-carbon materials from alcohol. Transactions of the Materials Research Society of Japan, 31 (2). pp. 463-466. [Journal article]
Mariotti, D, Maguire, PD, Mahony, CMO and McLaughlin, JAD (2004) Analysis of excitation processes and electron temperature changes from spectral data in a dc micro plasma discharge. Plasma Sources Science and Technology, 13 (4). pp. 576-581. [Journal article]
Mariotti, D, McLaughlin, JAD and Maguire, PD (2004) Experimental study of breakdown voltage and effective secondary electron emission coefficient for a micro-plasma device. Plasma Sources Science & Technology, 13 (2). pp. 207-212. [Journal article]
Lemoine, P, Mariotti, D, Maguire, PD and McLaughlin, JAD (2001) Depth-sensitive analysis of a degraded tin oxide electrode surface in a plasma device application. THIN SOLID FILMS, 401 (1-2). pp. 196-202. [Journal article]
Hyland, M, Mariotti, D, Dubitzky, W, McLaughlin, JAD and Maguire, PD (2000) Gas recognition using a neural network approach to plasma optical emission spectroscopy. In: APPLICATIONS AND SCIENCE OF NEURAL NETWORKS, FUZZY SYSTEMS, AND EVOLUTIONARY COMPUTATION III. UNSPECIFIED. 7 pp. [Conference contribution]
Hyland, M, Mariotti, D, Dubitzky, W, McLaughlin, JAD and Maguire, PD (2000) Gas recognition using a neural network approach to plasma optical emission spectroscopy. In: APPLICATIONS AND SCIENCE OF NEURAL NETWORKS, FUZZY SYSTEMS, AND EVOLUTIONARY COMPUTATION III, SAN DIEGO. SPIE-INT SOC OPTICAL ENGINEERING. Vol 4120 5 pp. [Conference contribution]
Dubitzky, W, Mariotti, D, Hyland, M and McLaughlin, JAD (1998) A neural network approach to plasma emission interpretation. In: International Society for Computers and their Applications 11TH International Conference on Computer Applications in Industry and Engineering, Las Vegas, USA. UNSPECIFIED. 4 pp. [Conference contribution]
Dubitzky, W, Mariotti, D, Hyland, M and McLaughlin, JAD (1998) A neural network approach to plasma emission interpretation. In: INTERNATIONAL SOCIETY FOR COMPUTERS AND THEIR APPLICATIONS 11TH INTERNATIONAL CONFERENCE ON COMPUTER APPLICATIONS IN INDUSTRY AND ENGINEERING. INTERNATIONAL SOCIETY COMPUTER S & THEIR APPLICATIONS (ISCA). 4 pp. [Conference contribution]





