The University of Southampton

Published: 20 December 2019
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George Chen, Professor of High Voltage Engineering

Professor George Chen from the University of Southampton has become a Fellow of the Institute of Electrical and Electronics Engineering (IEEE) for his contributions in the field of electrical insulation and dielectrics.

The Professor of High Voltage Engineering, who is Head of Southampton's Electrical Power Engineering research group, now holds the highest grade of membership at the world's largest professional association for advancing technology for humanity.

He is the tenth academic in Electronics and Computer Science at Southampton to receive the prestigious honour.

Through its 400,000 plus members in 160 countries, the IEEE is a leading authority on a wide variety of areas ranging from aerospace systems, computers and telecommunications to biomedical engineering, electric power and consumer electronics.

"IEEE Fellow is a distinction reserved for select members whose extraordinary accomplishments in any of the Institute's fields of interest are deemed fitting of this prestigious grade elevation," George says. "I am really honoured to join this esteemed group from the global community of electrical and electronic engineers."

Less than 0.1 per cent of voting members are selected annually for the member grade elevation, following a rigorous evaluation by the IEEE Fellow Committee.

George has been recognised for his contributions to space charge measurement and interpretation for dielectric performance improvements.

Southampton's Electrical Power Engineering research group, based in Electronics and Computer Science, combines classical electrical engineering with physics, materials science, chemistry, computer science and mathematics.

Its facilities include the Tony Davies High Voltage Laboratory, a world class centre for research into dielectric materials and insulation systems, as well as high voltage and related phenomena.

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 PhD, AFHEA

Personal homepage

Dr. Nema is currently a Senior Research Fellow working on Electrodeposited 2D Transition Metal Dichalcogenides on graphene (EPSRC project) and formally co-supervising PhD students.  Nema obtained her Ph.D. degree in Physics and Materials Science from the City University of Hong Kong, Oct 2017, under the supervision of Prof. Andrey Rogach. Her Ph.D. research was focused on infrared colloidal quantum dots for optoelectronic applications. She then joined the quantum Young group at the department of physics, Lancaster University in Jan 2018 as a postdoctoral researcher, working on quantum security devices.  In addition, Nema works as R&D with the company (Quantum Base Ltd) to create security tags using low-dimensional materials for marketing (quantum security tags). In 2020, Dr Nema moved to the University of Southampton working at the School of Electronics and Computer Science. Her project is in 2D Layered Transition Metal Dichalcogenide (TMDC) Semiconductors by Non-Aqueous Electrodeposition. 

Nema co-authored 20 publications (all in very high-impact journals with a typical impact factor of between 5 and 10, such as ACS Nano, ACS Applied Materials and Interfaces, Wiley Advanced Electronics Materials, Nature Scientific Reports, and ACS Chemistry of Materials .)and 2 patents. 

** Accepting applications from PhD students.

We welcome applicants from a broad range of degree backgrounds, including physics, engineering and computer science.

Research

Research interests

Our research group is focused on experimental quantum nanotechnology. We are particularly interested in quantum dots and 2D materials applications. We are developing a variety of photonic and electronic devices, including: field effect transistors, solar cells, plasmonic devices and quantum optical security IDs.

  • Nanomaterials (synthesis & characterisation) 
  • Optoelectronic devices (fabrication & characterisation)
  • 2D- transistors

Teaching

My teaching experience includes designing and teaching lecture courses on electrical and electronics engineering, co-supervising Ph.D. students; and I am currently an Associate Fellow of the Higher Education Academy (working towards FHEA).

Modules:

ELEC3207/6256: Nanoelectronics Devices 

ELEC3202: Green Electronics 

 

Publications

Noori, Yasir, Thomas, Shibin, Ramadan, Sami, Smith, Danielle E., Greenacre, Victoria, Abdelazim, Nema, Han, Yisong, Beanland, Richard, Hector, Andrew L., Klein, Norbet, Reid, Gillian, Bartlett, Philip N. and De Groot, Kees (2020) Large-area electrodeposition of few-layer MoS2 on graphene for 2D material heterostructures. ACS Applied Materials & Interfaces, 12 (44), 49786-49794. (doi:10.1021/acsami.0c14777).

Abdelazim, Nema, Noori, Yasir, Thomas, Shibin, Greenacre, Victoria, Han, Yisong and Smith, Danielle (2021) Dataset for Lateral growth of MoS2 2D material semiconductors over an insulator via electrodeposition. University of Southampton doi:10.5258/SOTON/D1856 [Dataset]

Noori, Yasir, Abdelazim, Nema, Thomas, Shibin, Greenacre, Victoria, Han, Yisong, Smith, Danielle E., Piana, Giacomo M, Zhelev, Nikolay, Hector, Andrew L., Beanland, Richard, Reid, Gillian, Bartlett, Philip N. and De Groot, Kees (2021) Lateral growth of MoS2 2D material semiconductors over an insulator via electrodeposition. Advanced Electronic Materials, 7 (9), 1-8, [2100419]. (doi:10.1002/aelm.202100419).

Noori, Yasir, Meng, Lingcong, Hamdiyah, Ayoub Hassan Jaafar, Zhang, Wenjian, Kissling, Gabriela, Han, Yisong, Abdelazim, Nema, Alibouri, Mehrdad, Leblanc, Kathleen, Zhelev, Nikolay, Huang, Ruomeng, Beanland, Richard, Smith, David C., Reid, Gillian, De Groot, Kees and Bartlett, Philip N. (2021) Phase change memory by GeSbTe electrodeposition in crossbar arrays. ACS Applied Electronic Materials, 3 (8), 3610-3618. (doi:10.1021/acsaelm.1c00491).

Noori, Yasir, Meng, Lingcong, Hamdiyah, Ayoub Hassan Jaafar, Han, Yisong and Abdelazim, Nema (2021) Dataset for Phase Change Memory by GeSbTe Electrodeposition in Crossbar Arrays. University of Southampton https://doi.org/10.1021/acsaelm.1c00491 [Dataset]

Thomas, Shibin, Greenacre, Victoria, Smith, Danielle E., Noori, Yasir, Abdelazim, Nema, Hector, Andrew L., De Groot, Kees, Levason, William, Bartlett, Philip N. and Reid, Gillian (2021) Tungsten disulfide thin films via electrodeposition from a single source precursor. ChemComm, 57 (79), 10194-10197. (doi:10.1039/D1CC03297F).

Dabban, M.A, Abdelazim, Nema, Abd-Elnaiem, Alaa M., Mustafa, S. and Abdel-Rahim, M.A (2017) Effect of Sn substitution for Se on dispersive optical constants of amorphous Se–Te–Sn thin films. Materials Research Innovations, 22, 324-332. (doi:10.1080/14328917.2017.1323427).

Kershaw, Stephen V., Abdelazim, Nema, Zhao, Yihua, Susha, Andrei S., Zhovtiuk, Olga, Teoh, Wey Yang and Rogach, Andrey L. (2017) Investigation of the exchange kinetics and surface recovery of CdxHg1-xTe dots during cation exchange using a microfluidic flow reactor. Chemistry of Materials, 29, 2756−2768. (doi:10.1021/acs.chemmater.6b04544).

Abdelazim, Nema, Abdel-Latief, A.Y., Abu-Sehly, A.A. and Abdel-Rahim, M.A. (2014) Determination of activation energy of amorphous to crystalline transformation for Se90Te10 using isoconversional methods. Journal of Non-Crystalline Solids, 387, 79-85. (doi:10.1016/j.jnoncrysol.2014.01.012).

Longmate, Kieran D., Abdelazim, Nema, Ball, Elliott M, Majaniemi, Joonas and Young, Robert J. (2021) Improving the longevity of optically-read quantum dot physical unclonable functions. Scientific Reports, 11 (1), [10999]. (doi:10.1038/s41598-021-90129-2).

Abdelazim, Nema, Zhu, Qiang, Xiong, Yuan, Zhu, Ye, Chen, Mengyu, Zhao, Ni, Kershaw, Stephen V. and Rogach, Andrey L. (2017) Room temperature synthesis of HgTe quantum dots in an aprotic solvent realizing high photoluminescence quantum yields in the infrared. Chemistry of Materials, 7859–7867. (doi:10.1021/acs.chemmater.7b02637).

Abdelazim, Nema, Dabban, M.A., Abdel-Rahim, M.A. and Abu-Sehly, A.A. (2015) Optical and other physical characteristics of amorphous Se-Te-Sn alloys, Materials Science in Semiconductor Processing. Journal of Materials Science in Semiconductor Processing, 39, 156–161. (doi:10.1016/j.mssp.2015.05.005).

Abdel-Rahim, M.A., Abdel-Latief, A.Y., Rashad, M. and Abdelazim, Nema (2014) Annealing effect on structural and optical properties of Se87.5Te10Sn2.5 thin films. Materials Science in Semiconductor Processing, 20, 27-34. (doi:10.1016/j.mssp.2013.12.035).

Marcinkevicius, Povilas, Bagci, Ibrahim Ethem, Abdelazim, Nema, Woodhead, Christopher S., Young, Robert J. and Roedig, Utz (2019) Optically interrogated unique object with simulation attack prevention. 22nd Design, Automation and Test in Europe Conference and Exhibition, DATE 2019, , Florence, Italy. 25 - 29 Mar 2019. (doi:10.23919/DATE.2019.8715151).

Abdel-Rahim, M.A, Gaber, A., Abu-Sehly, A.A. and Abdelazim, Nema (2013) Crystal growth kinetics in Se87.5 Te10 Sn2.5 glass. Journal of Non-Crystalline Solids, 376, 158-164. (doi:10.1016/j.jnoncrysol.2013.05.030).

Abdel-Rahim, M.A, Gaber, A., Abu-Sehly, A.A. and Abdelazim, Nema (2013) Crystallization study of Sn additive Se–Te chalcogenide alloys. Thermochimica Acta, 566, 274-280. (doi:10.1016/j.tca.2013.06.009).

Chen, Mengyu, Lu, Haipeng, Abdelazim, Nema, Zhu, Ye, Wang, Zhen, Ren, Wei, Kershaw, Stephen V., Rogach, Andrey L. and Zhao, Ni (2017) Mercury Telluride Quantum Dot Based Phototransistor Enabling High-Sensitivity Room-Temperature Photodetection at 2000 nm. ACS Nano, 11 (6), 5614-5622. (doi:10.1021/acsnano.7b00972).

Noori, Yasir, Thomas, Shibin, Ramadan, Sami, Greenacre, Victoria, Abdelazim, Nema, Han, Yisong, Zhang, J, Beanland, Richard, Hector, Andrew L., Klein, Norbert, Reid, Gillian, Bartlett, Philip N. and De Groot, Kees (2021) Electrodeposited WS2 monolayers on patterned graphene. 2D Materials, 9 (1), [015025]. (doi:10.1088/2053-1583/ac3dd6).

Zhu, Bingqing, Chen, Mengyu, Zhu, Qiang, Zhou, Guodong, Abdelazim, Nema, Zhou, Wen, Kershaw, Stephen V., Rogach, Andrey L., Zhao, Ni and Tsang, Hon Ki (2019) Integrated Plasmonic Infrared Photodetector Based on Colloidal HgTe Quantum Dots. Advanced Materials Technologies, 4, 1900354. (doi:10.1002/admt.201900354).

Abdelazim, Nema and Fong, Matthew J. (2021) Hotspot generation for unique identification with nanomaterials. Scientific Reports, 11 (1), [1528]. (doi:10.1038/s41598-020-79644-w).

Noori, Yasir (2021) Electrodeposited WS2 Monolayers on Patterned Graphene. University of Southampton doi:10.5258/SOTON/D2045 [Dataset]

Noori, Yasir, Abdelazim, Nema, Thomas, Shibin, Reid, Gillian, Bartlett, Philip N., Klein, Norbert, Beanland, Richard, Hou, Yaonan, Skandalos, Ilias, Gardes, Frederic and De Groot, Kees (2022) 2D material based optoelectronics by electroplating. In Semiconductor and Integrated Optoelectronics (SIOE) Conference. 1 pp .

Noori, Yasir, Abdelazim, Nema, Ramadan, Sami, Greenacre, Victoria, Han, Yisong, Beanland, Richard, Klein, Norbert, Reid, Gillian, Bartlett, Philip N. and De Groot, Kees (2022) Vertical and Lateral Electrodeposition of 2D Material Heterostructures. Graphene 2D Materials 2022, , Aachen, Germany. 05 - 08 Jul 2022. 1 pp .

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Published: 6 December 2019
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Left to right: Dr Stuart Boden, Dr Tasmiat Rahman and Jack Tyson celebrate at the IET Innovation Awards ceremony.

Researchers from the University of Southampton have won an Institution of Engineering and Technology (IET) Innovation Award for their work simulating black silicon nanostructures for photovoltaic applications.

Members of the Sustainable Electronic Technologies (SET) research group scooped first prize in the Model Based Engineering category in a ceremony in central London on Wednesday 13th November.

The team, led by Dr Stuart Boden, with PhD student Jack Tyson and Senior Research Fellow Dr Tasmiat Rahman, is part of an investigation supported by the Black Silicon Photovoltaics grant from the Engineering and Physical Sciences Research Council.

“We are proud that our work has been recognised by the IET through this prestigious award”, Stuart said. “It was an honour to be shortlisted and we were absolutely thrilled to win first prize in our category; I’d like to thank my team for their excellent efforts.”

The IET Innovation Awards recognise and celebrate the very best new innovations across the breadth of science, engineering and technology. At the ceremony, which was hosted by TV presenter and comedian Alex Brooker, top engineers from industry and academia gathered to celebrate the success of the shortlisted candidates in each category.

The judges praised the innovative approach taken by the Southampton team in using a finite element method together with randomisation algorithms to more accurately predict the spectral distribution of light reflected from nanoscale-textured silicon surfaces. Accurate modelling is essential to improving materials and the research’s applied mathematics will directly enable improvements in solar cell efficiency.

Photovoltaics are the fastest growing renewable energy technology and are expected to account for 30% of global power generation capacity in the coming decades. Silicon photovoltaics account for more than 90% of the market, where significant technological improvements can ensure further price reductions and increased deployment.

The £950,000 Black Silicon Photovoltaics research project has brought together project teams in Southampton and Oxford to draw on close collaborations with institutes at Fraunhofer Institute for Solar Energy Systems, Germany, and the University of New South Wales (UNSW), Australia. The methods developed as part of the project are being applied to the leading solar cell technologies based on mono- (c-Si) and multi-crystalline silicon (mc-Si).

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Published: 5 December 2019
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Professor Dame Wendy Hall from the University of Southampton has been announced on the 10th annual UKtech50 - a list of the most influential people in the UK tech sector.

The Regius Professor of Computer Science is the only academic to appear on the prestigious list, published by Computer Weekly.

Dame Wendy is an Executive Director of the Web Science Institute and was recently announced by the UK government as the first Skills Champion for AI in the UK.

She has also appeared today on BBC iPlayer in a People of Science interview with Professor Brian Cox, discussing the life and discoveries of one of her personal heroes, Alan Turing.

Computer Weekly's annual UKtech50 represents a definitive list of the movers and shakers in UK technology and includes business and industry leaders that are driving the role of technology in the UK economy.

"This list is full of people who I admire hugely and who have done so much to help create such a strong tech sector in the UK," Dame Wendy said. "I'm amazed that I get into such a list, especially being the only academic to do so."

Dame Wendy appeared in a list of 30 "AI gurus" in Europe to follow on Twitter last week on Sifted, a new site for the continent’s innovators and entrepreneurs.

"The UK must continue to build on its strength in the tech sector over the coming decade, particularly in AI, to retain our world leading status in this area," she added. "This means continuing to invest in tech start-ups and helping them grow into companies that can compete on the global stage.

"But it also means continuing to invest in our world leading universities, because this really does give us an edge internationally compared to other countries of a comparable size to the UK."

Dame Wendy spearheaded the launch of the Z21 Innovation Fund in 2017, drawing together funding from the University of Southampton and the Solent Local Enterprise Partnership to capitalise on the potential of emerging University web startups.

She became a Dame Commander of the British Empire in the 2009 New Year’s Honours list, and is a Fellow of the Royal Society.

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Published: 28 November 2019
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Professor Bashir M. Al-Hashimi

Professor Bashir Al-Hashimi has called on higher education partners to embrace machine-learning and data science in the curriculum to deliver 21st Century engineering as a world leader in the field.

Addressing the UK's deep tech hub at the TechWorks Awards in London, the Dean of Faculty at the University of Southampton told the sector it was the "opportune time" to consider the range of graduate skills needed to design the future of Artificial Intelligence (AI).

He suggested a blurring of traditional boundaries between the distinct disciplines of computer science and engineering, leading to Digital Engineering.

It is estimated that the UK needs to produce an extra 20,000 graduate engineers every year in order to sustain the electronics industry, with a further 260,000 skilled people needed to meet its ambitions to invest 2.4% of GDP in R&D by 2027 and establish the UK as the most innovative country in the world.

"As engineers we have a strong obligation to establish the UK as a global leader in the AI systems field and to ensure this exciting opportunity fulfils its promise," Bashir said.

"I believe passionately that we must take action now to ensure that our future programmes provide the people and the expertise to lead the engineering design, management and training of the AI systems of the future – systems that will underpin autonomous transportation, intelligent large-scale infrastructures, and smart personalised healthcare."

Next-generation AI hardware will need to be more powerful, more reliable and more cost efficient to deliver a more connected and automated world.

"Engineering AI systems is a collaborative process and cannot be achieved solely by academics working on their own," he warned. "Strong partnership between academia, business and the engineering professional institutes is essential to ensure the design and relevance of these new courses to the existing and emergent industries for which we urgently need to train our graduates."

Bashir is an Arm Professor of Computer Engineering with a worldwide reputation for research into energy efficient and reliable embedded systems. Earlier this year, he was awarded a CBE in the Queen's Birthday Honours for his services to engineering and industry.

His full article - Engineering AI systems: too crucial to leave to chance? - is available to read in full here.

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As engineers we welcome these developments. They offer huge opportunities for engineers as well as computer scientists (and probably almost all other professions) and we need to engage strongly with them. In relation to research, the blurring of traditional boundaries between the distinct disciplines of computer science on the one hand and the engineering disciplines on the other should prove very exciting for the future of AI. Such interdisciplinary work can often lead to remarkable breakthroughs.

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