Projects per year
Personal profile
Particulars
Dr Raymond McQuaid is a UKRI Future Leaders Fellow and Senior Lecturer in the School of Mathematics and Physics. In the past, he developed novel Focused Ion Beam approaches for fabricating nanostructured single-crystal ferroelectric devices and characterised the physics of domains and domain walls in these systems. He has also contributed significantly to more recent domain wall research on bulk single crystals and single crystal thin films. Expanding upon and diversifying this theme, his current research focuses on the thermal properties of ferroic domain walls: his UKRI fellowship (~£950k awarded in 2021) is to develop his own dedicated laboratory and research group in this area. Previously, he was awarded a Japan Trust International Research Cooperation Program Fellowship to perform research at Fujitsu Laboratories Japan, where his expertise in ferroelectrics was leveraged as part of their Next Generation Materials Project. He has authored >20 peer reviewed articles with many of them appearing in high-impact journals such as Nano Letters, Nature Communications, Physical Review Letters and Advanced Materials. He has also presented >10 invited talks at leading conferences over the last decade. He was a member of the organising committee for international conferences ISIF 2019 and ISAF-ECAPD-PFM 2022.
Research Interests
Dr McQuaid's research group focuses on the functional properties of nanoscale oxide materials, particularly the influence of ferroic microstructure on thermal transport and electrocaloric effects. These studies typically involve use of novel scanning probe microscopy techniques such as Scanning Thermal Microsopy, as well as electrical characterisation and low-temperature measurement setups.
Teaching
2018 - Present PHY2002 Solid State Physics
2017 - Present PHY4001 Physics Projects
2018 - 2020 PHY1001 Foundation Physics
2017 - 2018 MTS7001 Materials Science and Engineering
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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Collaborations and top research areas from the last five years
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R1474CMM: Using ferroelectric domain walls for active control of heat flow at the nanoscale
McQuaid, R. (PI)
14/12/2020 → …
Project: Research
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R1073CMM: Quantitative Hall Voltage mapping at conducting Ferroelectric domain walls: A novel approach to extracting conduction mechanisms on the nanoscale
Kumar, A. (PI), Gregg, M. (CoI) & McQuaid, R. (CoI)
02/07/2019 → 30/06/2020
Project: Research
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AFM-based functional tomography – to mill or not to mill, that is the question!
Sharma, N., Holsgrove, K. M., Dalzell, J., McCluskey, C. J., He, J., Meier, D., Prabhakaran, D., Rodriguez, B. J., McQuaid, R. G. P., Gregg, J. M. & Kumar, A., 15 Jan 2025, (Early online date) In: Advanced Materials Interfaces. 9 p., 2400813.Research output: Contribution to journal › Article › peer-review
Open AccessFile15 Downloads (Pure) -
Fundamental aspects of conduction in charged ErMnO 3 domain walls
McCartan, J., Turner, P. W., McConville, J. P. V., Holsgrove, K., Cochard, C., Kumar, A., McQuaid, R. G. P., Meier, D. & Gregg, J. M., 22 Apr 2024, (Early online date) In: Advanced Electronic Materials. 8 p., 2400091.Research output: Contribution to journal › Article › peer-review
Open AccessFile71 Downloads (Pure) -
Spatially resolved high voltage Kelvin probe force microscopy: a novel avenue for examining electrical phenomena at nanoscale
McCluskey, C. J., Sharma, N., Maguire, J. R., Pauly, S., Rogers, A., Lindsay, T., Holsgrove, K. M., Rodriguez, B. J., Soin, N., Gregg, J. M., McQuaid, R. G. P. & Kumar, A., Jun 2024, In: Advanced Physics Research. 3, 7, 9 p., 2400011.Research output: Contribution to journal › Article › peer-review
Open AccessFile51 Downloads (Pure) -
Ferroelectric domain wall p-n junctions
Maguire, J. R., McCluskey, C. J., Holsgrove, K. M., Suna, A., Kumar, A., McQuaid, R. G. P. & Gregg, J. M., 22 Nov 2023, In: Nano Letters. 23, 22, p. 10360–10366 7 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile12 Citations (Scopus)47 Downloads (Pure) -
High resolution spatial mapping of the electrocaloric effect in a multilayer ceramic capacitor using scanning thermal microscopy
Baxter, O. E., Kumar, A., Gregg, J. M. & McQuaid, R. G. P., 19 Sept 2023, In: Journal of Physics: Energy. 5, 4, 7 p., 045009.Research output: Contribution to journal › Article › peer-review
Open AccessFile1 Citation (Scopus)38 Downloads (Pure)
Datasets
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Dataset for "High Resolution Spatial Mapping of the Electrocaloric Effect in a Multilayer Ceramic Capacitor using Scanning Thermal Microscopy"
Baxter, O. (Creator), Kumar, A. (Contributor), Gregg, M. (Contributor) & McQuaid, R. (Supervisor), Queen's University Belfast, 31 Dec 2023
DOI: 10.17034/5f9008fd-3bc6-429c-b54e-f62b20ced5e5
Dataset
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Dataset for "Ferroelectric Domain Wall p-n Junctions"
Maguire, J. (Creator), McCluskey, C. (Contributor), Holsgrove, K. (Contributor), Suna, A. (Contributor), Kumar, A. (Contributor), McQuaid, R. (Contributor) & Gregg, M. (Supervisor), Queen's University Belfast, 01 Jan 2024
DOI: 10.17034/7b295b79-6713-47bf-a850-02dee05907e8
Dataset
File
Prizes
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Institute of Physics Franks Thesis Prize (jointly awarded)
McQuaid, R. (Recipient), 04 Sept 2013
Prize: Prize (including medals and awards)
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Japan Trust International Research Cooperation Program
McQuaid, R. (Recipient), 11 Jun 2018
Prize: Fellowship awarded competitively
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UKRI Future Leaders Fellowship
McQuaid, R. (Recipient), 01 Feb 2021
Prize: Fellowship awarded competitively
Activities
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Invited talk at ECAPD 2024, Trondheim, Norway
McQuaid, R. (Invited speaker)
17 Jun 2024Activity: Talk or presentation types › Invited talk
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European Conference on Applications of Polar Dielectrics (ECAPD) 2024
McQuaid, R. (Session chair)
17 Jun 2024Activity: Participating in or organising an event types › Participation in conference
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Seminar at University of Warwick (Department of Physics)
McQuaid, R. (Speaker)
30 Jan 2024Activity: Talk or presentation types › Oral presentation
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Physical Review Letters (Journal)
McQuaid, R. (Peer reviewer)
2024 → …Activity: Publication peer-review and editorial work types › Publication peer-review
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Contributed talk at PIEZO2023 with Ferroelectrics UK, Glasgow, UK
McQuaid, R. (Speaker)
06 Nov 2023Activity: Talk or presentation types › Oral presentation
Press/Media
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Queen’s researchers develop method to investigate advancement of sustainable cooling tech
Baxter, O., Kumar, A., Gregg, M. & McQuaid, R.
17/11/2023
1 item of Media coverage
Press/Media: Research
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New method in search for sustainable cooling technology developed at Queen’s University Belfast
Baxter, O., Kumar, A., Gregg, M. & McQuaid, R.
15/11/2023
1 item of Media coverage
Press/Media: Research
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Domain-Wall Discovery Points Toward Self-Healing Circuits
McCluskey, C., Kumar, A., Maguire, J., McQuaid, R. & Gregg, M.
22/09/2022
1 item of Media coverage
Press/Media: Research
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Researchers crack scientific mystery with 110-year-old experiment and pave way for more powerful electronic devices
McCluskey, C., Maguire, J., Kumar, A., McQuaid, R. & Gregg, M.
25/08/2022
1 item of Media coverage
Press/Media: Research
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International research project to unveil the existence of transitional states
Kumar, A., McQuaid, R. & Holsgrove, K.
05/07/2022
1 item of Media coverage
Press/Media: Research
Thesis
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Domain patterns and domain wall dynamics in small-scale ferroelectrics
McQuaid, R. G. (Author), Gregg, J. (Supervisor), Dec 2012Student thesis: Doctoral Thesis › Doctor of Philosophy
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