• 276 Citations
  • 7 h-Index
20102020

Research output per year

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Research Output

2020
Open Access
1 Citation (Scopus)
2019

Changes in the morphology of microgrooved stem tapers with differing assembly conditions

Dransfield, K., Williamson, J., Racasan, R. & Bills, P., Jun 2019, In : Biotribology. 18, p. 1-11 11 p., 100096.

Research output: Contribution to journalArticle

Open Access
File
Open Access
File
Open Access
File
6 Citations (Scopus)

The challenges in edge detection and porosity analysis for dissimilar materials additive manufactured components

Tawfik, A., Racasan, R., Bacheva, D., Blunt, L. & Bills, P., 2019, European Society for Precision Engineering and Nanotechnology, Conference Proceedings - 19th International Conference and Exhibition, EUSPEN 2019. Leach, R. K., Billington, D., Nisbet, C. & Phillips, D. (eds.). euspen, p. 350-351 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

The influence of assembly on stem taper texture and measurement uncertainty

Dransfield, K., Racasan, R., Williamson, J., Blunt, L. & Bills, P., 2019, European Society for Precision Engineering and Nanotechnology, Conference Proceedings - 19th International Conference and Exhibition, EUSPEN 2019. Leach, R. K., Billington, D., Nisbet, C. & Phillips, D. (eds.). euspen, p. 530-531 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2018

An Interlaboratory Comparison of X-Ray Computed Tomography Measurement for Texture and Dimensional Characterisation of Additively Manufactured Parts

Townsend, A., Racasan, R., Leach, R., Senin, N., Thompson, A., Ramsey, A., Bate, D., Woolliams, P., Brown, S. & Blunt, L., 1 Oct 2018, In : Additive Manufacturing. 23, p. 422-432 11 p.

Research output: Contribution to journalArticle

Open Access
21 Citations (Scopus)

Characterisation of powder-filled defects in additive manufactured surfaces using X-ray CT

Tawfik, A., Bills, P., Blunt, L. & Racasan, R., 1 Feb 2018, 8th Conference on Industrial Computed Tomography. 8 p. (Open Access Database of Nondestructive Testing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File

Characterization of Material Loss from Femoral Stem Taper Surfaces through Development of a Responsive Morphological Filtering Technique

Dransfield, K., Racasan, R., Blunt, L. & Bills, P., 1 Jun 2018, Beyond the Implant: Retrieval Analysis Methods for Implant Surveillance. Mihalko, W. M., Lemons, J. E., Greenwald, A. S. & Kurtz, S. M. (eds.). West Conshohocken, USA: ASTM International, Vol. STP 1606. p. 173-190 18 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Development of an AM artefact to characterize unfused powder using computer tomography

Tawfik, A., Bills, P., Blunt, L. & Racasan, R., 5 Jun 2018, Proceedings of the 18th International Conference of the European Society for Precision Engineering and Nanotechnology (EUSPEN): June 4th-8th 2018, Venice, IT. Riemer, O., Savio, E., Billington, D., Leach, R. K. & Phillips, D. (eds.). euspen, p. 97-98 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access

Methods for Characterization of Edge Wear in Ceramic-On-Ceramic Acetabular Cups

Kapadia, D., Racasan, R., Pagani, L., Al-Hajjar, M. & Bills, P., 30 Jun 2018, Beyond the Implant: Retrieval Analysis Methods for Implant Surveillance. Mihalko, W. M., Lemons, J. E., Greenwald, A. S. & Kurtz, S. M. (eds.). ASTM International, Vol. STP 1606. p. 156-172 17 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

1 Citation (Scopus)

Optimization of surface determination strategies to enhance detection of unfused powder in metal additive manufactured components

Tawfik, A., Bills, P., Blunt, L. & Racasan, R., 2018, Proceedings - 2018 ASPE and euspen Summer Topical Meeting: Advancing Precision in Additive Manufacturing. American Society for Precision Engineering, ASPE, p. 281-285 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Surface-specific additive manufacturing test artefacts

Townsend, A., Racasan, R. & Blunt, L., 16 May 2018, In : Surface Topography: Metrology and Properties. 6, 2, p. 1-10 10 p., 024007.

Research output: Contribution to journalArticle

Open Access
14 Citations (Scopus)

Technical note: Comparison of metal-on-metal hip simulator wear measured by gravimetric, CMM and optical profiling methods

Alberts, L. R., Martinez-Nogues, V., Baker Cook, R., Maul, C., Bills, P., Racasan, R., Stolz, M. & Wood, R., 29 Jan 2018, In : Surface Topography: Metrology and Properties. 6, 1, p. 1-8 8 p., 014002.

Research output: Contribution to journalArticle

Open Access
File
2017

Characterizing and quantifying edge-wear in ceramic-on-ceramic acetabular cups

Kapadia, D., Racasan, R., Al-Hajjar, M. & Bills, P., 20 Feb 2017, In : Orthopaedic Proceedings. 99-8, SUPP 4 50, 1 p.

Research output: Contribution to journalMeeting Abstract

1 Citation (Scopus)

Method for characterizing defects/porosity in additive manufactured components using computer tomography

Blunt, L., Tawfik, A., Racasan, R. & Bills, P., Oct 2017, Proceedings of the Special Interest Group Meeting on Dimensional Accuracy and Surface Finish in Additive Manufacturing. euspen, p. 188-189 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Method for Volumetric Assessment of Edge-Wear in Ceramic-on-Ceramic Acetabular Liners

Kapadia, D., Racasan, R., Pagani, L., Al-Hajjar, M. & Bills, P., 15 Apr 2017, In : Wear. 376-377, A, p. 236-242 7 p.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)

Results from an interlaboratory comparison of areal surface texture parameter extraction from X-ray computed tomography of additively manufactured parts

Townsend, A., Racasan, R., Bills, P., Thompson, A., Senin, N., Leach, R. & Blunt, L., 26 May 2017, Proceedings of the 17th International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2017. Phillips, D. (ed.). euspen, p. 385-386 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
1 Citation (Scopus)
Open Access
2016

Comparison of different additive manufacturing methods using computed tomography

Shah, P., Racasan, R. & Bills, P., 1 Nov 2016, In : Case Studies in Nondestructive Testing and Evaluation. 6, B, p. 69-78 10 p.

Research output: Contribution to journalArticle

Open Access
36 Citations (Scopus)
Open Access
7 Citations (Scopus)
2015
7 Citations (Scopus)

Method for characterization of material loss from modular head-stem taper surfaces of hip replacement devices

Racasan, R., Bills, P., Blunt, L., Hart, A. & Skinner, J. A., 1 Jan 2015, In : ASTM Special Technical Publication. STP 1591, p. 132-146 15 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2014
8 Citations (Scopus)
2013

Correlation Between the Detailed Visual Inspection of Retrieved Metal-on-Metal Hips and Their Volumetric Wear

Hothi, H., Cro, S., Bills, P. J., Blunt, L., Racasan, R., Blunn, G., Skinner, J. & Hart, A. J., 1 Dec 2013, In : Bone and joint journal: Orthopaedic Proceedings. 95-B, Sup 34, p. 78 1 p.

Research output: Contribution to journalArticle

Open Access

Corrosion is the main mechanism of material loss at the taper junction of large head metal on metal hip replacements

Matthies, A. K., Racasan, R., Bills, P., Panagiotidou, A., Skinner, J. A., Blunn, G. & Hart, A. J., 1 Mar 2013, In : Orthopaedic Proceedings. 95-B, Sup 13, p. 13 1 p.

Research output: Contribution to journalMeeting Abstract

Material loss at the taper junction of retrieved large head metal-on-metal total hip replacements

Matthies, A. K., Racasan, R., Bills, P., Blunt, L., Cro, S., Panagiotidou, A., Blunn, G., Skinner, J. A. & Hart, A. J., Nov 2013, In : Journal of Orthopaedic Research. 31, 11, p. 1677-1685 9 p.

Research output: Contribution to journalArticle

Open Access
106 Citations (Scopus)

Taper wear contributes only a third of the total volumetric material loss in large head metal on metal hip replacement

Hart, A. J., Matthies, A. K., Racasan, R., Bills, P. J., Panagiotidou, A., Blunt, L., Blunn, G. & Skinner, J., 1 Mar 2013, In : Bone and joint journal: Orthopaedic Proceedings. 95-B, Sup 13, p. 14 1 p.

Research output: Contribution to journalArticle

2012

Volumetric wear assessment of retrieved metal-on-metal hip prostheses and the impact of measurement uncertainty

Bills, P. J., Racasan, R., Underwood, R. J., Cann, P., Skinner, J., Hart, A. J., Jiang, X. & Blunt, L., 1 Jan 2012, In : Wear. 274-275, p. 212-219 8 p.

Research output: Contribution to journalArticle

51 Citations (Scopus)
2010

Integrating the Concept of Reverse Engineering in Medical Applications

Racasan, R., Popescu, D., Neamtu, C. & Dragomir, M., Nov 2010, 2010 IEEE International Conference on Automation, Quality and Testing, Robotics, AQTR 2010 - Proceedings. Vol. 2. p. 352-356 5 p. 5520710

Research output: Chapter in Book/Report/Conference proceedingConference contribution

10 Citations (Scopus)