Find Research Outputs

Search results

• 2019

  312 MAX Phases: Elastic Properties and Lithiation

  Filippatos, P. P., Hadi, M. A., Christopoulos, S., Kordatos, A., Kelaidis, N., Fitzpatrick, M., Vasilopoulou, M. & Chroneos, A., 8 Dec 2019, In: Materials. 12, 13 p., 4098.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Atoms
  • Density functional theory
  • elastic properties
  • Transition metals
  • Lithium
  8 Citations (Scopus)

  14 Downloads (Pure)

• 312 MAX phases: Nuclear applications of M3AlC2

  Christopoulos, S., Parfitt, D., Kelaidis, N., Fitzpatrick, M. & Chroneos, A., 4 Jul 2019.

  Research output: Contribution to conference › Poster

• An experimental study of residual stress and direction-dependence of fatigue crack growth behaviour in as-built and stress-relieved selective-laser-melted Ti6Al4V

  Syed, A., Ahmad, B., Guo, H., Machry, T., Eatock, D., Meyer, J., Fitzpatrick, M. & Zhang, X., 7 May 2019, In: Materials Science and Engineering: A. 755, p. 246-257 12 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • titanium alloy (TiAl6V4)
  • Fatigue crack propagation
  • Selective laser melting
  • residual stress
  • Residual stresses
  18 Citations (Scopus)

  25 Downloads (Pure)

• An iterative technique for the reconstruction of residual stress fields in a butt-welded plate from experimental measurement, and comparison with welding process simulation

  Chukkan, J. R., Wu, G., Fitzpatrick, M. E., Jones, S. & Kelleher, J., 1 Sep 2019, In: International Journal of Mechanical Sciences. 160, p. 421-428 8 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • welding
  • stress distribution
  • residual stress
  • Residual stresses
  • Welding
  1 Citation (Scopus)

  9 Downloads (Pure)

• Characterization and application of Bragg-edge transmission imaging for strain measurement and crystallographic analysis on the IMAT beamline

  Ramadhan, R. S., Kockelmann, W., Minniti, T., Chen, B., Parfitt, D., Fitzpatrick, M. E. & Tremsin, A. S., 1 Apr 2019, In: Journal of Applied Crystallography. 52, 2, p. 351-368 18 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Lattice constants
  • Strain measurement
  • Textures
  • Imaging techniques
  • Spectral resolution
  7 Citations (Scopus)

  44 Downloads (Pure)

• Effect of Overlapping of Peen Spots on Residual Stresses in Laser-Peened Aluminium Sheets

  Toparli, M. B. & Fitzpatrick, M. E., 15 Mar 2019, In: Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 50, 3, p. 1109-1112 4 p.

  Research output: Contribution to journal › Article › peer-review

  • Aluminum sheet
  • peening
  • Shot peening
  • residual stress
  • Residual stresses
  4 Citations (Scopus)

• Energy-Efficient Machining Process Analysis and Optimisation Based on BS EN24T Alloy Steel as Case Studies

  Caires Moreira, L., Li, W., Lu, X. & Fitzpatrick, M., Aug 2019, In: Robotics and Computer-Integrated Manufacturing. 58, p. 1-12 12 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Energy Efficient
  • Machining
  • Steel
  • Alloy steel
  • Optimization
  6 Citations (Scopus)

  34 Downloads (Pure)

• Fatigue crack growth in a laser shock peened residual stress field

  Pavan, M., Furfari, D., Ahmad, B., Gharghouri, M. A. & Fitzpatrick, M. E., 1 Jun 2019, In: International Journal of Fatigue. 123, p. 157-167 11 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Fatigue Crack Growth
  • Residual Stress
  • Laser
  • Stress Field
  • Fatigue Life
  24 Citations (Scopus)

  15 Downloads (Pure)

• Instantaneous vehicle fuel consumption estimation using smartphones and Recurrent Neural Networks

  Kanarachos, S., Mathew, J. & Fitzpatrick, M., 15 Apr 2019, In: Expert Systems with Applications. 120, p. 436-447 12 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Recurrent neural networks
  • Smartphones
  • Fuel consumption
  • Monitoring
  • Air pollution
  10 Citations (Scopus)

  77 Downloads (Pure)

• Microstructure, tensile and creep properties of an austenitic ODS 316L steel

  Leo, J. R. O., Pirfo Barroso, S., Fitzpatrick, M. E., Wang, M. & Zhou, Z., 11 Mar 2019, In: Materials Science and Engineering A. 749, p. 158-165 8 p.

  Research output: Contribution to journal › Article › peer-review

  • tensile creep
  • creep properties
  • Oxides
  • Steel
  • tensile properties
  5 Citations (Scopus)

• Recovery of fatigue life using laser peening on 2024‐T351 aluminium sheet containing scratch damage: The role of residual stress

  Smyth, N., Toparli, M. B., Fitzpatrick, M. & Irving, P. E., 1 May 2019, In: Fatigue and Fracture of Engineering Materials and Structures. 42, 5, p. 1161-1174 14 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Aluminum sheet
  • Shot peening
  • Residual stresses
  • Lasers
  • Fatigue of materials
  8 Citations (Scopus)

  13 Downloads (Pure)

• Spontaneous Fruit Fly Optimisation for truss weight minimisation: Performance evaluation based on the no free lunch theorem

  Onyekpe, U., Kanarachos, S. & Fitzpatrick, M. E., 24 Sep 2019.

  Research output: Contribution to conference › Paper › peer-review

  • Fruits
  • Tuning

• Supervision Controller for Real-time Surface Quality Assurance in CNC Machining using Artificial Intelligence

  Caires Moreira, L., Li, W., Lu, X. & Fitzpatrick, M., Jan 2019, In: Computers & Industrial Engineering. 127, p. 158-168 11 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Quality assurance
  • Surface properties
  • Artificial intelligence
  • Machining
  • Controllers
  6 Citations (Scopus)

  34 Downloads (Pure)

• TEM study of the effect of high-temperature thermal cycles on the stability of the Y-Al-O oxides in MA956 ODS steel

  Leo, J. R. O., Moturu, S. R. & Fitzpatrick, M. E., 1 Sep 2019, In: Journal of Materials Research and Technology. 8, 5, p. 3719-3725 7 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Oxides
  • Steel
  • Transmission electron microscopy
  • Hot Temperature
  • Temperature
  1 Citation (Scopus)

  10 Downloads (Pure)

• The effect of material cyclic deformation properties on residual stress generation by laser shock processing

  Angulo, I., Cordovilla, F., García-Beltrán, A., Smyth, N. S., Langer, K., Fitzpatrick, M. E. & Ocaña, J. L., 1 Jun 2019, In: International Journal of Mechanical Sciences. 156, p. 370-381 12 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • residual stress
  • Residual stresses
  • shock
  • Lasers
  • lasers
  6 Citations (Scopus)

  16 Downloads (Pure)

• Vehicle Dynamics Virtual Sensing Using Unscented Kalman Filter: Simulations and Experiments in a Driver-in-the-loop setup

  Acosta, M., Kanarachos, S. & Fitzpatrick, M., 18 Apr 2019, Informatics in Control, Automation and Robotics: 14th International Conference, ICINCO 2017 Madrid, Spain, July 26-28, 2017 Revised Selected Papers. Springer Verlag, p. 582-602 21 p. (Lecture Notes in Electrical Engineering; vol. 495).

  Research output: Chapter in Book/Report/Conference proceeding › Conference proceeding › peer-review

  • Kalman filters
  • Tires
  • Active safety systems
  • Experiments
  • Chassis
• 2016

  Activation volumes of oxygen self-diffusion in fluorite structured oxides

  Christopoulos, S-R. G., Kordatos, A., Cooper, M. W. D., Fitzpatrick, M. E. & Chroneos, A., 27 Oct 2016, In: Materials Research Express. 3, 10, 105504.

  Research output: Contribution to journal › Article › peer-review

  • Fluorspar
  • Oxides
  • Chemical activation
  • Oxygen
  • Molecular dynamics
  2 Citations (Scopus)

• Atomic force microscopy (AFM) for materials characterization

  Khan, M. K., Wang, Q. Y. & Fitzpatrick, M. E., 2016, Materials Characterization Using Nondestructive Evaluation (NDE) Methods. Huebschen, G., Altpeter, I., Tschuncky, R. & Herrmann, H-G. (eds.). London: Woodhead Publishing, p. 1-16

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  Open Access

  • atomic force microscopy
  • characterization
  • liquid air
  • stiffness
  • spatial resolution
  4 Citations (Scopus)

• Computational modelling to enhance safety of operating nuclear power plants

  Mathew, J., Christopoulos, S., Chroneos, A., Parfitt, D. & Fitzpatrick, M., 13 Oct 2016.

  Research output: Contribution to conference › Abstract

• Disordered Ionic Conductors

  Kordatos, A., Christopoulos, S., Fitzpatrick, M. & Chroneos, A., 8 Sep 2016.

  Research output: Contribution to conference › Abstract

  • conductors
  • solid oxide fuel cells
  • energy storage
  • electric power
  • electric batteries

• Experimental study of room-temperature indentation viscoplastic ‘creep’ in zirconium

  Storer, S. C., Fitzpatrick, M. E., Hainsworth, S. V. & Rist, M. A., 2016, In: Philosophical Magazine. 96, 24, p. 2547-2563

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • nanoindentation
  • indentation
  • strain rate
  • room temperature
  • creep tests
  5 Citations (Scopus)

  37 Downloads (Pure)

• In situ observation of strain and phase transformation in plastically deformed 301 austenitic stainless steel

  Das, Y. B., Forsey, A. N., Simm, T. H., Perkins, K. M., Fitzpatrick, M. E., Gungor, S. & Moat, R. J., 16 Sep 2016, In: Materials & Design. 112, p. 107-116

  Research output: Contribution to journal › Article

  Open Access

  File

  • Phase transitions
  • Austenitic stainless steel
  • Transformation Induced Plasticity steel
  • Electron diffraction
  • Martensitic transformations
  35 Citations (Scopus)

  148 Downloads (Pure)

• Investigation of oxygen self-diffusion in PuO2 by combining molecular dynamics with thermodynamic calculations

  Saltas, V., Chroneos, A., Cooper, M. W. D., Fitzpatrick, M. E. & Vallianatos, F., 26 Oct 2016, In: RSC Advances. 6, 105, p. 103641-103649 9 p.

  Research output: Contribution to journal › Article

  Open Access

  File

  • Molecular dynamics
  • Chemical activation
  • Thermodynamics
  • Oxygen
  • Plutonium
  5 Citations (Scopus)

  21 Downloads (Pure)

• Minimization and Mitigation of Wire EDM Cutting Errors in the Application of the Contour Method of Residual Stress Measurement

  Ahmed, B. & Fitzpatrick, M. E., Jan 2016, In: Metallurgical and Materials Transactions A. 47, 1, p. 301-313

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Stress measurement
  • stress measurement
  • residual stress
  • Residual stresses
  • Wire
  12 Citations (Scopus)

  101 Downloads (Pure)

• Oxygen self-diffusion in ThO2 under pressure: connecting point defect parameters with bulk properties

  Cooper, M. W. D., Fitzpatrick, M. E., Tsoukalas, L. H. & Chroneos, A., 2016, In: Materials Research Express.

  Research output: Contribution to journal › Article

  Open Access

  File

  • Point defects
  • Hydrostatic pressure
  • Oxygen
  • Nuclear fuels
  • Molecular dynamics
  3 Citations (Scopus)

  25 Downloads (Pure)

• Residual stress characterization of single and triple-pass autogenously welded stainless steel pipes

  Haigh, R. D., Hutchings, M. T., Fitzpatrick, M. E., James, J. A., Okido, S., Mizuno, R., Ogawa, K. & Hughes, D. J., Aug 2016, In: International Journal of Pressure Vessels and Piping. 144, p. 1–10

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Stainless Steel
  • Steel pipe
  • Residual stresses
  • Stainless steel
  • Pipe
  20 Downloads (Pure)

• Residual stresses in aerospace structures reinforced with bonded crack retarders

  Syed, A. K., Fitzpatrick, M. E. & Moffatt, J. E., 2016, In: Journal of Strain Analysis for Engineering Design. 51, 2, p. 170-175

  Research output: Contribution to journal › Article

  Open Access

  File

  • Residual Stress
  • Crack
  • Residual stresses
  • Cracks
  • Fatigue
  1 Citation (Scopus)

  55 Downloads (Pure)

• Stabilization of Zrn+1AlCn MAX Phases: Issues and Achievements

  Zapata-Solvas, E., Christopoulos, S., Fitzpatrick, M., Chroneos, A. & Lee, W. E., 23 Oct 2016.

  Research output: Contribution to conference › Abstract › peer-review

  Open Access

  • Nuclear reactors
  • Stabilization
  • Accidents
  • Phase stability
  • Zircaloy

• The Effect of Hot Deformation Parameters on Microstructure Evolution of the α-Phase in Ti-6Al-4V

  Perumal, B., Rist, M. A., Gungor, S., Brooks, J. W. & Fitzpatrick, M. E., Aug 2016, In: Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 47, 8, p. 4128-4136 9 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • forging
  • Hot working
  • Forging
  • hot working
  • Microstructure
  15 Citations (Scopus)

  23 Downloads (Pure)

• Thermodynamic calculations of oxygen self-diffusion in mixed-oxide nuclear fuels

  Parfitt, D. C., Cooper, M. W. D., Rushton, M. J. D., Christopoulos, S-R. G., Fitzpatrick, M. E. & Chroneos, A., 29 Jul 2016, In: RSC Advances. 6, p. 74018-74027 10 p.

  Research output: Contribution to journal › Article

  Open Access

  File

  • Mixed oxide fuels
  • uranium dioxide
  • Thorium
  • Thermodynamics
  • Oxygen
  10 Citations (Scopus)

  28 Downloads (Pure)

• Use of Bonded Crack Retarders to Improve Damage Tolerance of Wing Covers

  Heinimann, M., Maziarz, R., Castelletti, L., Boscolo, M., Naik, V., Doucet, J., Irving, P., Zhang, X., Syed, A., Liljedahl, C. D. M., Fitzpatrick, M. E. & Moffatt, J. E., 2016, (Accepted/In press).

  Research output: Contribution to conference › Paper

  • retarders
  • wings
  • cracks
  • damage
  • residual stress
• 2015

  Anomaly detection in time series data using a combination of wavelets, neural networks and Hilbert transform

  Kanarachos, S., Mathew, J., Chroneos, A. & Fitzpatrick, M. E., 2015.

  Research output: Contribution to conference › Paper

  Open Access

  File

  • Anomaly detection
  • Time series
  • Neural networks
  • Wavelet analysis
  • Structural health monitoring
  11 Citations (Scopus)

  277 Downloads (Pure)

• Application of the eigenstrain approach to predict the residual stress distribution in laser shock peened AA7050-T7451 samples

  Coratella, S., Sticchi, M., Toparli, M. B., Fitzpatrick, M. E. & Kashaev, K., 2015, In: Surface and Coatings Technology. 273, p. 39-49

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • stress distribution
  • residual stress
  • Residual stresses
  • Stress concentration
  • shock
  10 Citations (Scopus)

  205 Downloads (Pure)

• Describing oxygen self-diffusion in PuO2 by connecting point defect parameters with bulk properties

  Chroneos, A., Fitzpatrick, M. E. & Tsoukalas, L. H., 2015, In: Journal of Materials Science: Materials in Electronics. 26, 5, p. 3287-3290

  Research output: Contribution to journal › Article

  Open Access

  File

  • Point defects
  • point defects
  • Oxygen
  • oxygen
  • nuclear fuels
  14 Citations (Scopus)

  24 Downloads (Pure)

• Determination of multiple near-surface residual stress components in laser peened aluminium alloy via the contour method

  Toparli, M. B., Fitzpatrick, M. E. & Gungor, S., 2015, In: Metallurgical and Materials Transactions A. 46, 9, p. 4268-4275

  Research output: Contribution to journal › Article

  Open Access

  File

  • aluminum alloys
  • residual stress
  • Aluminum alloys
  • Residual stresses
  • Lasers
  7 Citations (Scopus)

  31 Downloads (Pure)

• Determination of normal and shear residual stresses from fracture surface mismatch

  Araujo de Oliveira, J., Kowal, J., Gungor, S. & Fitzpatrick, M. E., 2015, In: Materials & Design. 83, p. 176-184

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Shear stress
  • Residual stresses
  • Plasticity
  • Stress measurement
  • Forging
  5 Citations (Scopus)

  80 Downloads (Pure)

• Development and application of the contour method to determine the residual stresses in thin laser-peened aluminium alloy plates

  Toparli, M. B. & Fitzpatrick, M. E., 8 Oct 2015, In: Experimental Mechanics. 56, 2, p. 323-330

  Research output: Contribution to journal › Article

  Open Access

  File

  • Aluminum alloys
  • Residual stresses
  • Lasers
  • Splines
  • Glues
  11 Citations (Scopus)

  100 Downloads (Pure)

• Effect of impact damage on fatigue performance of structures reinforced with GLARE bonded crack retarders

  Syed, A. K., Fitzpatrick, M. E., Moffatt, J. E., Doucet, J. & Durazo-Cardenas, I., 2015, In: International Journal of Fatigue. 80, p. 231-237 7 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Fatigue
  • Damage
  • Crack
  • Fatigue of materials
  • Cracks
  7 Citations (Scopus)

  33 Downloads (Pure)

• Effect of ultrasonic peening and accelerated corrosion exposure on the residual stress distribution in welded marine steel

  Ahmed, B. & Fitzpatrick, M. E., 2015, In: Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 46, 3, p. 1214-1226

  Research output: Contribution to journal › Article › peer-review

  File

  • peening
  • Shot peening
  • Steel
  • stress distribution
  • residual stress
  10 Citations (Scopus)

  64 Downloads (Pure)

• Fatigue performance of friction stir welded marine grade steel

  Polezhayeva, H., Toumpis, A. I., Galloway, A. M., Molter, L., Ahmed, B. & Fitzpatrick, M. E., 13 Aug 2015, In: International Journal of Fatigue. 81, p. 162–170

  Research output: Contribution to journal › Article

  Open Access

  File

  • Fatigue
  • Steel
  • Friction Stir Welding
  • Friction
  • S-N Curve
  9 Citations (Scopus)

  89 Downloads (Pure)

• Germanium diffusion in aluminium: connection between point defect parameters with bulk properties

  Ganniari-Papageorgiou, E., Fitzpatrick, M. E. & Chroneos, A., 28 Jul 2015, In: Journal of Materials Science: Materials in Electronics. 26, 11, p. 8421-8424

  Research output: Contribution to journal › Article

  Open Access

  File

  • Germanium
  • Point defects
  • Aluminum
  • point defects
  • germanium
  6 Citations (Scopus)

  17 Downloads (Pure)

• High strain-rate material model validation for laser peening simulation

  Langer, K., Olson, S., Brockman, R., Braisted, W., Spradlin, T. & Fitzpatrick, M. E., 2015, In: The Journal of Engineering. September 2015

  Research output: Contribution to journal › Article

  Open Access

  File

  • Shot peening
  • Strain rate
  • Lasers
  • Compression testing
  • Residual stresses
  78 Downloads (Pure)

• Modelling oxygen self-diffusion in UO2 under pressure

  Cooper, M. W. D., Grimes, R. W., Fitzpatrick, M. E. & Chroneos, A., 22 Oct 2015, In: Solid State Ionics. 282, p. 26-30

  Research output: Contribution to journal › Article

  Open Access

  File

  • Oxygen
  • oxygen
  • Hydrostatic pressure
  • nuclear fuels
  • Nuclear fuels
  36 Citations (Scopus)

  33 Downloads (Pure)

• Nanostructural Metallic Materials-Nanoengineering and Nanomanufacturing

  Fitzpatrick, M. E., Caballero, F. G. & Van De Voorde, M. H., 30 Jan 2015, The Nano-Micro Interface: Bridging the Micro and Nano Worlds: Second Edition. Wiley, Vol. 1-2. p. 135-158 24 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review

  • Rare Earth Metals
  • Fabrication
  • Nanostructured materials
  • Rare earths
  • Alloying

• Surface preparation for residual stress measurement of an accelerated corrosion tested welded marine steel

  Ahmed, B. & Fitzpatrick, M. E., 2015, In: Corrosion Science. 91, p. 357–360

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Stress measurement
  • Steel
  • Residual stresses
  • Corrosion
  • Neutron diffraction
  2 Citations (Scopus)

  111 Downloads (Pure)

• The effect of compressive fatigue loads on fatigue strength of non-load carrying specimens subjected to ultrasonic impact treatment

  Polezhayeva, H., Howarth, D., Kumar, M., Ahmed, B. & Fitzpatrick, M. E., 2015, In: Welding in the World. 59, 5, p. 713-721

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Compressive stress
  • Ultrasonics
  • Fatigue of materials
  • Ocean structures
  • Residual stresses
  9 Citations (Scopus)

• The effect of laser shock peening on hardness and microstructure in a welded marine steel

  Ahmed, B. & Fitzpatrick, M. E., 2015, In: The Journal of Engineering. July 2015

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Shot peening
  • Hardness
  • Lasers
  • Microstructure
  • Steel
  46 Downloads (Pure)
• 2014

  An in situ powder neutron diffraction study of nano-precipitate formation during processing of oxide-dispersion-strengthened ferritic steels

  Zhang, H., Gorley, M. J., Boon Chong, K., Fitzpatrick, M. E., Roberts, S. G. & Grant, P. S., 5 Jan 2014, In: Journal of Alloys and Compounds. 582, 2014, p. 769-773

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Neutron powder diffraction
  • Oxides
  • Ferritic stainless steel
  • Precipitates
  • Annealing
  19 Citations (Scopus)

• Effect of Thermal Residual Stresses on Bonded Structures Containing Cold Expanded and Bolted Holes

  Syed, A., Fitzpatrick, M. E. & Moffatt, J. E., 2014, In: Advanced Materials Research. 996, Chapter II. Manufacturing and Materials Processing, p. 682-687

  Research output: Contribution to journal › Article

  Open Access

  • Thermal stress
  • Residual stresses
  • Neutron diffraction
  • Stress measurement
  • Compressive stress
  4 Citations (Scopus)

• Effect of Ultrasonic Peening on Fatigue Strength of Welded Marine Structures - Lloyd’s Register Research Programme

  Polezhayeva, H., Howarth, D., Kumar, M., Ahmad, B. & Fitzpatrick, M. E., 2014, Unknown Host Publication.

  Research output: Chapter in Book/Report/Conference proceeding › Conference proceeding

  1 Citation (Scopus)