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Nicholas P. Lawrence
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{{Infobox person | person_name = Nicholas P. Lawrence | image_name = nicholas_lawrence.jpg | birth_date = 1972 | birth_place = Chichester, U.K. | death_date = <!--Alive --> | death_place = <!--Alive --> | fields = Engineering/Scientific Keywords: Electrical and Electronic Engineering, RF/Microwave, Millimeter-Wave, Linear High Power, Amplifiers, Antennas, Remote Sensing, Polarimetry, 5G, Internet of Things (IoT), MIMO, Satellite Communications, Tri-orthogonal Polarisation, Wideband Design, Optical Fibre Networks, Brillouin Sensing, Distributed Optical Sensing, Graphene, Metamaterials, Microwave Absorbers, Novel Materials and Techniques, Passive Radar, Clutter Mitigation General Keywords: Engineering, Science, Project Management, Construction, Sales & Marketing | workplaces = University of Adelaide | undergrad_university = University of Leicester, U.K. | undergrad_degree = Physics | masters_university = University of Portsmouth, U.K., University of Southampton, U.K. | masters_degree = Microwave Solid State Physics, Distributed Optical Fibre Sensing | doctoral_university = [[University of Adelaide]] | doctoral_degree = {{nowrap|Electrical & Electronic Engineering}} | doctoral_advisors = {{nowrap|[[Derek Abbott]]}}, {{nowrap|[[Brian W.-H. Ng|Brian Ng]]}}, and {{nowrap|[[Hedley J. Hansen|Hedley Hansen]]}} }} '''Nicholas (Nick) Lawrence''' was born in Chichester, UK in 1972. He received the BSc(Hons) in Physics from the University of Leicester, UK, in 1995 and the MSc in Microwave Solid State Physics (Distinction) from the University of Portsmouth, UK in 1997. From 1998 to 2000, he worked in RF power amplifier design as an RF development engineer at Milmega Ltd., UK. From 2000 to 2002, Dr Lawrence studied fibre optic engineering at the ORC, University of Southampton, UK obtaining an MPhil in the process, before impending fatherhood led him back to industry at Wood & Douglas Ltd., UK, to work in OFDM and RF power systems, primarily for DVB-T broadcast, including BBC 1 Formula One (F1) television coverage. Following the untimely death of a family member, Nick was forced to alter his career path, instead opting for a stint in teaching secondary science, and in particular physics, to high school students in and around Portsmouth, UK. In 2005, Nick sought to extend his horizons, and opted to build, with his own hands, his growing familyâs house in France, while working as an independent project manager on various construction projects, ranging from new build designs to renovation of old buildings using traditional methods. Throughout this time away from full-time RF design, he kept his skills up to date through off-site work with a RF power amplifier company based in the Bordeaux region of France. His linguistic ability in French has been commented upon by many and, coupled with his abilities in RF/microwave/optical engineering together with an ability to work precisely under little or no supervision, has meant that he has worked closely in a technical capacity with several French companies. In 2010, Nick and his family emigrated from France to Adelaide, Australia, after his wife was offered a senior position at a major hospital in the city. Following a period researching MIMO and diversity techniques at the University of South Australia, Dr Lawrence began his doctoral studies at the University of Adelaide, Australia under the supervision of Professor Derek Abbott, Dr Brian Ng, and Dr Hedley Hansen of the Defence, Science and Technology Group (DSTG), a large government research facility based in the outskirts of Adelaide. After only three and a half years of study, his PhD in Tri-Orthogonal Polarisation Diverse Communications was granted with a Deanâs commendation for doctoral thesis excellence. This period produced a total of nine publications in high quality scientific journals, as well as the simulation, design and subsequent testing of a planar antenna providing three orthogonal modes capable of providing beam-steerable radiation from the antenna surface through combinations of electromagnetic field phase variation and differentially fed modal inputs. Since the granting of his doctorate in 2017, Dr Lawrence has worked on various contracts with DSTG, ranging from antenna design and testing to novel microwave absorber design. Dr Lawrence is a Chartered Engineer (CEng), a member of the Institution of Engineering and Technology (MIET), UK, and a former member (lapsed subscription) of the Chartered Institute of Linguists (MCIL), UK. ==Bachelor's degree== * BSc Physics (Hons), University of Leicester, UK. * Project: The Characteristics of Semiconductors at Extremes of Temperature. ==Master's degree == * MSc Microwave Solid State Physics (Distinction), University of Portsmouth, UK. * Thesis: The Design of Hybrid Circuits Using Coplanar Waveguide. This research modelled the thermal profile of a commercially available wavelength division multiplexing (WDM) optical fibre amplifier, and ultimately led to improved reliability as the internal microstrip propagation technique was replaced with that of coplanar waveguide. Cette recherche a simulĂ© le profil thermique dâun amplificateur, Ă multiplexage par rĂ©partition en longueur d'onde (WDM), destinĂ© aux rĂ©seaux fibre-optiques. Elle a menĂ© Ă une amĂ©lioration en termes de fiabilitĂ©, grĂące au remplacement de la technique de propagation interne de microstrip avec celle de guide d'ondes coplanaire. ==Master's degree == * MPhil Optical Distributed Sensing Methods, ORC, University of Southampton, UK. * Thesis: Microwave Detection Techniques Applied to Temperature and Strain Sensing of Optical Fibres. This research developed a microwave detection system for coherent detection of spontaneous Brillouin-based distributed temperature and strain measurements. The system was designed to overcome the existing bandwidth limitations of a previously used commercial spectrum analyser and provide a commercially practical solution to the detection of the Brillouin frequency shift and intensity for long range high spatial resolution measurements. The detection system bandwidth corresponded to a potential spatial resolution of ~60 cm. The system was demonstrated as a temperature sensor over a range of 30 km, with a temperature resolution of 1.6 °C and spatial resolution of ~2 m. It was also demonstrated as a combined temperature and strain sensor over a range of 6.3 km with ~1.3 m spatial resolution; temperature and strain resolutions of 3 °C and 80 ”Δ respectively were achieved. Cette recherche a dĂ©veloppĂ© un systĂšme de dĂ©tection aux hyperfrĂ©quences pour la dĂ©tection cohĂ©rente des mesures distribuĂ©es de tempĂ©rature et de tension, basĂ©e sur la diffusion Ă lâeffet Brillouin. Le systĂšme a Ă©tĂ© conçu afin de surmonter les limitations de la largeur de bande dâune analyse de spectre, disponible dans le commerce, et ainsi fournir une solution pratique pour ce type de dĂ©tection, tout en allongeant la distance de dĂ©tection. La rĂ©solution ainsi fournie par le nouveau systĂšme offrait une rĂ©solution spatiale potentielle de 0.6m. Une rĂ©solution de tempĂ©rature de 1.6 °C a Ă©tĂ© mesurĂ©e avec une rĂ©solution spatiale de 2m sur une longueur de 30km. Le systĂšme a pu Ă©galement ĂȘtre utilisĂ© pour des mesures simultanĂ©es de tempĂ©rature et de tension sur une longueur de 6.3km, permettant une rĂ©solution spatiale de 1.3m, une rĂ©solution de tempĂ©rature de 3°C et de tension de 80 ”Δ. ==Doctoral degree== * Electrical & Electronic Engineering, University of Adelaide, Australia * Thesis: * Thesis: [https://digital.library.adelaide.edu.au/dspace/bitstream/2440/119127/2/Lawrence2018_PhD.pdf ''Tri-orthogonal polarisation diverse communications,''] , under [[Derek Abbott]], [[Brian W.-H. Ng|Brian Ng]], and [[Hedley J. Hansen|Hedley Hansen]] âThis thesis investigates improving communication link coverage through tri-orthogonal polarisation diversity that exploits radiated electromagnetic energy transmission and reception in three orthogonal spatial directions. A tri-orthogonal polarisation diverse approach is shown in the thesis to be beneficial for signal reception over a range of channels, both in the areas of terrestrial and satellite communications. Both software and hardware original contributions are presented. The thesis is relevant to next generation wireless communications, such as 5G and the Internet of Things (IoT), as tri-orthogonal polarisation diversity is likely to play an increasing role in the future as systems look to cope with increasing data traffic through efficient use of electromagnetic energy.â Recherche explorant lâamĂ©lioration du lien de communication sans fil par lâintroduction de la diversitĂ© de polarisation tri-orthogonale. Ce travail est bien pertinent Ă lâintroduction de la prochaine gĂ©nĂ©ration des systĂšmes de communication sans fil (Internet des Objets, 5G), vu que lâĂ©nergie Ă©lectromagnĂ©tique aura besoin dâĂȘtre mieux gĂ©rĂ©e en consĂ©quence de la croissance rapide des systĂšmes connectĂ©s. Cette recherche a menĂ© Ă la conception dâune antenne dĂ©montrant le contrĂŽle reconfigurable de radiation aux micro-ondes. Ce contrĂŽle est basĂ© sur lâeffet de combinaison de trois modes orthogonaux rayonnants de la surface dâune antenne planaire. En addition de cette antenne, les rĂ©sultats simulateurs en trois dimensions renforcent la valeur de cette technique. ==Positions== * Research Fellow, Institute for Telecommunications Research, School of Information Technology and Mathematical Sciences, The University of South Australia, SA, Australia (2018–Present) * Postdoctoral Researcher, School of Electrical and Electronic Engineering, The University of Adelaide, SA, Australia (2017–Present) * PhD Researcher, School of Electrical and Electronic Engineering, The University of Adelaide, SA, Australia (2013–2017) * Researcher, Institute for Telecommunications Research (ITR), The University of South Australia, SA, Australia (2011–2012) * Independent Project Manager, France (2005–2010) * RF/Microwave Engineer, RFPA SA, France (2003–2005) * Teacher of Secondary Science, Portsmouth, UK (2004–2005) * RF/Microwave Engineer, Wood & Douglas Ltd, Baughurst, UK (2002–2003) * RF/Microwave Engineer, Milmega Ltd, Isle of Wight, UK (1998–2000) * Sales & Marketing Representative, Zeneca Agrochemicals, (1996) * Civil & Coastal Engineer,Lawrence & Davies Construction, Chichester, UK (1995–1996) ==Awards and Additional Qualifications== * Deanâs Commendation for Doctoral Thesis Excellence, (2017) * Australian Postgraduate Award (APA), (2013) * Chartered Engineer (CEng) Status, (2004) * Chartered Linguist (MCIL), (2000) * Dip. in French Translation (level equivalent to BA (French)), (1999) * A-levels in Mathematics, Physics, Computer Science, and French. 10 GCSEs, (1991) ==Scientific genealogy== * [http://genealogy.math.ndsu.nodak.edu/id.php?id=101078 Lawrence's math genealogy] ==Google Scholar profile== *[http://scholar.google.co.uk/citations?user=iQFRh0MAAAAJ Lawrence's Google Scholar profile] ==Journal articles== [http://www.eleceng.adelaide.edu.au/personal/dabbott/publications/IAS_lawrence2017.pdf] [[Nicholas P. Lawrence|N. P. Lawrence]], [[Brian W.-H. Ng|B. W.-H. Ng]], [[Hedley J. Hansen|H. J. Hansen]], and [[Derek Abbott|D. Abbott]], "5G terrestrial networks: Mobility and coverage–solution in three dimensions," ''IEEE Access,'' '''Vol. 5,''' pp. 8064–8093, 2017, http://dx.doi.org/10.1109/ACCESS.2017.2693375 [https://scholar.google.com.au/citations?view_op=view_citation&hl=en&user=vqD_0uQAAAAJ&sortby=pubdate&citation_for_view=vqD_0uQAAAAJ:7LLGAk_PBK4C&gmla=AJsN-F6FL7sJWDkWAieTSNeH7iB5bBj4KGRWc8JMc2KHQuWzR4kJVmbq3-ObokTMA-f9Eabhf8R0X6mrF-1fTjrrIAhIIOdwVAKOhwE10w-Be-uDSPuj4gw Scholar Google hits] [https://www.researchgate.net/publication/316198528 ResearchGate] [http://www.academia.edu/33322213/5G_ Academia] [http://www.eleceng.adelaide.edu.au/personal/dabbott/publications/MOT_lawrence2017.pdf] [[Nicholas P. Lawrence|N. P. Lawrence]], [[Christophe Fumeaux|C. Fumeaux]], and [[Derek Abbott|D. Abbott]], "Planar slot antenna with circular and vertical polarization diversity," ''Microwave and Optical Technology Letters,'' '''Vol. 59''', No. 10, pp. 2479–2484, 2016, https://doi.org/10.1002/mop.30765 [https://scholar.google.co.uk/citations?user=iQFRh0MAAAAJ&hl=en#d=gs_md_cita-d&p=&u=%2Fcitations%3Fview_op%3Dview_citation%26hl%3Den%26user%3DiQFRh0MAAAAJ%26citation_for_view%3DiQFRh0MAAAAJ%3AWF5omc3nYNoC%26tzom%3D-570 Scholar Google hits] [https://www.researchgate.net/publication/318736635 ResearchGate] [Academia] [http://www.eleceng.adelaide.edu.au/personal/dabbott/publications/TAP_lawrence2017.pdf] [[Nicholas P. Lawrence|N. P. Lawrence]], [[Christophe Fumeaux|C. Fumeaux]], and [[Derek Abbott|D. Abbott]], "Planar triorthogonal diversity slot antenna," ''IEEE Transactions on Antennas & Propagation,'' '''Vol. 65''', No. 3, pp. 1416–1421, 2017, http://dx.doi.org/10.1109/TAP.2016.2647719 [https://scholar.google.com.au/citations?view_op=view_citation&hl=en&user=vqD_0uQAAAAJ&sortby=pubdate&citation_for_view=vqD_0uQAAAAJ:MUocvVTjX6cC Scholar Google hits] [https://www.researchgate.net/publication/312076101 ResearchGate] [http://www.academia.edu/31713426 Academia] [http://www.eleceng.adelaide.edu.au/personal/dabbott/publications/MOT_lawrence2016.pdf] [[Nicholas P. Lawrence|N. P. Lawrence]], [[Christophe Fumeaux|C. Fumeaux]], and [[Derek Abbott|D. Abbott]], "Wideband substrate-integrated monopole antenna," ''Microwave and Optical Technology Letters,'' '''Vol. 58''', No. 8, pp. 1855–1857, 2016, http://dx.doi.org/10.1002/mop.29925 [https://scholar.google.com.au/citations?view_op=view_citation&hl=en&user=vqD_0uQAAAAJ&sortby=pubdate&imq=Derek+Abbott&citation_for_view=vqD_0uQAAAAJ:x7obfLuV8acC Scholar Google hits] [https://www.researchgate.net/publication/303598122 ResearchGate] [https://www.academia.edu/26275245 Academia] [http://www.eleceng.adelaide.edu.au/personal/dabbott/publications/ETT_lawrence2016.pdf] [[Nicholas P. Lawrence|N. P. Lawrence]], [[Hedley J. Hansen|H. J. Hansen]], and [[Derek Abbott|D. Abbott]], "Tri-orthogonal polarization diversity for 5G networks," ''Transactions on Emerging Telecommunications Technologies,'' pp. 2161–3915, 2016, http://dx.doi.org/10.1002/ett.3042 [https://scholar.google.com.au/citations?view_op=view_citation&hl=en&user=vqD_0uQAAAAJ&sortby=pubdate&citation_for_view=vqD_0uQAAAAJ:wZJMF1LD7PcC Scholar Google hits] [https://www.researchgate.net/publication/301826881 ResearchGate] [https://www.academia.edu/25938081 Academia] [http://www.eleceng.adelaide.edu.au/personal/dabbott/publications/SCN_lawrence2018.pdf] [[Nicholas P. Lawrence|N. P. Lawrence]], [[Hedley J. Hansen|H. J. Hansen]], and [[Derek Abbott|D. Abbott]], "Tri-orthogonal polarization diversity reception for nongeosynchronous satellite orbit ionospheric channels," ''International Journal of Satellite Communications and Networking,'''''Vol. 36''', No. 3, pp. 2161–3915, 2016, http://dx.doi.org/10.1002/sat.1203 [https://scholar.google.co.uk/citations?user=iQFRh0MAAAAJ&hl=en#d=gs_md_cita-d&p=&u=%2Fcitations%3Fview_op%3Dview_citation%26hl%3Den%26user%3DiQFRh0MAAAAJ%26citation_for_view%3DiQFRh0MAAAAJ%3AY0pCki6q_DkC%26tzom%3D-570 Scholar Google hits] [https://www.researchgate.net/publication/311496671 ResearchGate] [Academia] [http://www.eleceng.adelaide.edu.au/personal/dabbott/publications/RSO_lawrence2015.pdf] [[Nicholas P. Lawrence|N. P. Lawrence]], [[Brian W.-H. Ng|B. W.-H. Ng]], [[Hedley J. Hansen|H. J. Hansen]], and [[Derek Abbott|D. Abbott]], "Analysis of millimetre-wave polarization diverse multiple-input multiple-output capacity," ''Royal Society Open Science,'' '''Vol. 2,''', No. 12, pp. 150322, 2015, http://dx.doi.org/10.1098/rsos.150322 [https://scholar.google.co.uk/citations?user=iQFRh0MAAAAJ&hl=en#d=gs_md_cita-d&p=&u=%2Fcitations%3Fview_op%3Dview_citation%26hl%3Den%26user%3DiQFRh0MAAAAJ%26citation_for_view%3DiQFRh0MAAAAJ%3A9yKSN-GCB0IC%26tzom%3D-570 Scholar Google hits] [https://www.researchgate.net/publication/288020082 ResearchGate] [Academia] [http://www.eleceng.adelaide.edu.au/personal/dabbott/publications/IAS_lawrence2015.pdf] [[Nicholas P. Lawrence|N. P. Lawrence]], [[Hedley J. Hansen|H. J. Hansen]], and [[Derek Abbott|D. Abbott]], "3-D low earth orbit vector estimation of Faraday rotation and path delay," ''IEEE Access,'''''Vol. 3''', pp. 1684–1694, 2015, http://dx.doi.org/10.1109/ACCESS.2015.2479247 [https://scholar.google.co.uk/citations?user=iQFRh0MAAAAJ&hl=en#d=gs_md_cita-d&p=&u=%2Fcitations%3Fview_op%3Dview_citation%26hl%3Den%26user%3DiQFRh0MAAAAJ%26citation_for_view%3DiQFRh0MAAAAJ%3AIjCSPb-OGe4C%26tzom%3D-570 Scholar Google hits] [https://www.researchgate.net/publication/282807681 ResearchGate] [Academia] ==Conference articles== [http://www.eleceng.adelaide.edu.au/personal/dabbott/conference/IRM_lawrence2016.pdf] [[Nicholas P. Lawrence|N. P. Lawrence]], [[Hedley J. Hansen|H. J. Hansen]], and [[Derek Abbott|D. Abbott]], "Implications of polarization impurity on diversity for 5G networks," ''Proc. 41th International Conference on Infrared, Millimeter and Terahertz Waves,'' (IRMMW-THz), Copenhagen, Denmark, September 25–30, 2016, http://dx.doi.org/10.1109/IRMMW-THz.2016.7758493 [http://www.eleceng.adelaide.edu.au/personal/dabbott/conference/IRM_lawrence2014b.pdf] [[Nicholas P. Lawrence|N. P. Lawrence]], [[Brian W.-H. Ng|B. W.-H. Ng]], [[Hedley J. Hansen|H. J. Hansen]], and [[Derek Abbott|D. Abbott]], "Analysis of millimeter-wave polarization diverse MIMO capacity," ''Proc. 39th International Conference on Infrared, Millimeter and Terahertz Waves,'' (IRMMW-THz), Tucson, Arizona, September 14–19, 2014, http://dx.doi.org/10.1109/IRMMW-THz.2014.6956121 [http://scholar.google.com.au/citations?view_op=view_citation&hl=en&imq=Derek+Abbott&citation_for_view=vqD_0uQAAAAJ:0qX8s2k1IRwC&gmla=AJsN-F6R1_0zX5XhPxaIASJ4fPSQJN-SSkbZTWD6Hczp3w5_lcfbsQIv_CoYXG49XG0r2LDkNsJzSxLe5mqQw3T-vAdLRL_M-KSFvwK2XdtyzhjO2Sa-ttU Scholar Google hits] [https://www.researchgate.net/publication/272093434 ResearchGate] [http://www.eleceng.adelaide.edu.au/personal/dabbott/conference/IRM_lawreence2014a.pdf] [[Nicholas P. Lawrence|N. P. Lawrence]], [[Brian W.-H. Ng|B. W.-H. Ng]], [[Hedley J. Hansen|H. J. Hansen]], and [[Derek Abbott|D. Abbott]], "Analysis of polarization diversity at terahertz frequencies," ''Proc. 39th International Conference on Infrared, Millimeter and Terahertz Waves,'' (IRMMW-THz), Tucson, Arizona, September 14–19, 2014, http://dx.doi.org/10.1109/IRMMW-THz.2014.6956120 [http://scholar.google.com.au/citations?view_op=view_citation&hl=en&user=vqD_0uQAAAAJ&cstart=20&pagesize=80&sortby=pubdate&citation_for_view=vqD_0uQAAAAJ:BKYZGPsuSFYC Scholar Google hits] [https://www.researchgate.net/publication/272093334 ResearchGate] [http://www.eleceng.adelaide.edu.au/personal/dabbott/conference/IRM_lawrence2014b.pdf] [[Nicholas P. Lawrence|N. P. Lawrence]], [[Brian W.-H. Ng|B. W.-H. Ng]], [[Hedley J. Hansen|H. J. Hansen]], and [[Derek Abbott|D. Abbott]], "Analysis of millimeter-wave polarization diverse MIMO capacity," ''Proc. 39th International Conference on Infrared, Millimeter and Terahertz Waves,'' (IRMMW-THz), Tucson, Arizona, September 14–19, 2014, http://dx.doi.org/10.1109/IRMMW-THz.2014.6956121 [http://scholar.google.com.au/citations?view_op=view_citation&hl=en&imq=Derek+Abbott&citation_for_view=vqD_0uQAAAAJ:0qX8s2k1IRwC&gmla=AJsN-F6R1_0zX5XhPxaIASJ4fPSQJN-SSkbZTWD6Hczp3w5_lcfbsQIv_CoYXG49XG0r2LDkNsJzSxLe5mqQw3T-vAdLRL_M-KSFvwK2XdtyzhjO2Sa-ttU Scholar Google hits] [https://www.researchgate.net/publication/272093434 ResearchGate] ==See also== * [[Derek_Abbott's_Postgrad_and_Postdoc_supervision#PhD_students|List of Derek Abbott's PhD students]] ==External links== *[http://people.unisa.edu.au/Nick.Lawrence Lawrence's UniSA profile] *[https://www.adelaide.edu.au/directory/nicholas.lawrence Lawrence's University of Adelaide profile] *[http://scholar.google.co.uk/citations?user=iQFRh0MAAAAJ Lawrence's GS profile] *[https://www.researchgate.net/profile/Nicholas_Lawrence2 Lawrence's RG profile] *[https://www.linkedin.com/in/nicholas-lawrence-ph-d-b1b290167/ Lawrence's LinkedIn profile] *[https://orcid.org/0000-0001-5914-3143 Lawrence's ORCID] ==Back== *[https://myuni.adelaide.edu.au/webapps/portal/frameset.jsp Back to MyUni] *[http://www.eleceng.adelaide.edu.au/personal/dabbott Back to Derek Abbott's homepage] *[http://www.eleceng.adelaide.edu.au Back to EEE Department page] *[http://www.adelaide.edu.au Back to the University of Adelaide homepage] [[Category:Derek Abbott's PhD students]] [[Category:Brian Ng's PhD students]] [[Category:Hedley Hansen's PhD students]] [[Category:Students from UK]]
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