• 276 Citations
  • 7 h-Index
20102020

Research output per year

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Activities

  • 23 Oral presentation
  • 3 Invited talk
  • 3 Poster presentation

Method to choose X-ray computed tomography settings for dimensional metrology using 2D image analysis prior to reconstruction

Mohamed Chahid (Speaker), Andrew Townsend (Speaker), Ahmed Tawfik (Speaker), Paul Bills (Speaker), Christopher Dawson (Speaker) & Radu Racasan (Speaker)

25 Jun 201926 Jun 2019

Activity: Talk or presentation typesOral presentation

A systematic approach to metrology for additive manufactured components for advanced industrial applications

Andrew Townsend (Speaker), Shan Lou (Contributor to Paper or Presentation), Radu Racasan (Contributor to Paper or Presentation) & Paul Bills (Invited speaker)

10 Apr 201912 Apr 2019

Activity: Talk or presentation typesInvited talk

Optimization of surface determination to improve the accuracy of detecting unfused powder in AM Aluminium component

Ahmed Tawfik (Speaker), Liam Blunt (Contributor to Paper or Presentation), Christopher Dawson (Contributor to Paper or Presentation), Radu Racasan (Contributor to Paper or Presentation), Desi Bacheva (Contributor to Paper or Presentation) & Paul Bills (Contributor to Paper or Presentation)

13 Feb 201915 Feb 2019

Activity: Talk or presentation typesOral presentation

Creation of a methodology for three-dimensional characterisation of volumetric wear on total knee replacement components

Matthew Holland (Speaker), Radu Racasan (Contributor to Paper or Presentation) & Paul Bills (Contributor to Paper or Presentation)

25 Sep 201829 Sep 2018

Activity: Talk or presentation typesOral presentation

Changes in the Morphology of Microgrooved Stem Tapers with Differing Assembly Conditions

Karl Dransfield (Speaker), Radu Racasan (Contributor to Paper or Presentation) & Paul Bills (Contributor to Paper or Presentation)

25 Sep 201829 Sep 2018

Activity: Talk or presentation typesOral presentation

Methodology for Assessment of Surgically Induced Stem Taper Distortion

Karl Dransfield (Speaker), Radu Racasan (Contributor to Paper or Presentation), Liam Blunt (Contributor to Paper or Presentation) & Paul Bills (Contributor to Paper or Presentation)

10 Sep 2018

Activity: Talk or presentation typesPoster presentation

Measurement of two-dimensional linear wear on Total Knee Replacement prostheses using co-ordinate metrology and fitting techniques

Matthew Holland (Speaker), Radu Racasan (Contributor to Paper or Presentation) & Paul Bills (Contributor to Paper or Presentation)

10 Sep 2018

Activity: Talk or presentation typesPoster presentation

Optimization of surface determination to improve the detection of unfused powder in SLM Aluminium 3D printed component

Liam Blunt (Speaker), Ahmed Tawfik (Speaker) & Radu Racasan (Speaker)

2 Jul 2018

Activity: Talk or presentation typesPoster presentation

Optimization of surface determination to improve the detection of unfused powder in SLM Aluminium 3D printed component.

Liam Blunt (Contributor to Paper or Presentation), Ahmed Tawfik (Contributor to Paper or Presentation), Paul Bills (Contributor to Paper or Presentation) & Radu Racasan (Contributor to Paper or Presentation)

2 Jul 2018

Activity: Talk or presentation typesOral presentation

Measurement of two-dimensional linear wear on total knee replacement prostheses using co-ordinate metrology and fitting techniques

Matthew Holland (Speaker), Radu Racasan (Contributor to Paper or Presentation) & Paul Bills (Contributor to Paper or Presentation)

18 Jun 201821 Jun 2018

Activity: Talk or presentation typesOral presentation

Characterization of Defects/Porosity in Additive Manufactured Components Using Computer Tomography

Paul Bills (Speaker), Radu Racasan (Speaker), Ahmed Tawfik (Speaker) & Liam Blunt (Speaker)

1 Oct 2017

Activity: Talk or presentation typesOral presentation

Detection of Unmelted Power in Additive Manufactured Components Using Computer Tomography

Ahmed Tawfik (Speaker), Radu Racasan (Contributor to Paper or Presentation), Paul Bills (Contributor to Paper or Presentation) & Liam Blunt (Contributor to Paper or Presentation)

13 Jul 2017

Activity: Talk or presentation typesOral presentation

Metrology in Bio-Applications

Jane Jiang (Keynote speaker), Paul Bills (Contributor to Paper or Presentation), Radu Racasan (Contributor to Paper or Presentation) & Liam Blunt (Contributor to Paper or Presentation)

13 Jul 2017

Activity: Talk or presentation typesInvited talk

Understanding Why Knee Implants Fail

Paul Bills (Speaker), Radu Racasan (Speaker), Matthew Holland (Speaker), Harry S. Hothi (Speaker), John A. Skinner (Speaker), Alice Hirschmann (Speaker), Arianna Cerquiglini (Speaker), Johann Henckel (Speaker) & Niccolo Rotigliano (Speaker)

14 Mar 2017

Activity: Talk or presentation typesOral presentation

Challenges in Measurement and Specification of Complex Additive Manufactured Structures for the Medical Device Industry

Paras Shah (Speaker), Radu Racasan (Speaker) & Paul Bills (Speaker)

3 May 2016

Activity: Talk or presentation typesOral presentation

36mm Metal-on-Metal Hips have Similar Taper Material Loss Rates as Larger Diameter Hips from the Same Manufacturer

Paul Bills (Speaker), Radu Racasan (Speaker), Robert K. Whittaker (Speaker), Harry S. Hothi (Speaker), John A. Skinner (Speaker), Gordon Blunn (Speaker), Alister J. Hart (Speaker), Jay Meswania (Speaker) & Antti Eskelinen (Speaker)

24 Mar 2015

Activity: Talk or presentation typesOral presentation

Identifying The Pattern of Material Loss at the Head-Neck Junction Wear Helps Determine the Mechanism of Failure of Metal on Metal Total Hip Replacements

Paul Bills (Speaker), Radu Racasan (Speaker), Andreas C. Panagiotopoulos (Speaker), Harry S. Hothi (Speaker), Robert K. Whittaker (Speaker), Gordon Blunn (Speaker), John A. Skinner (Speaker), Andrew J. Hart (Speaker) & Jay Meswania (Speaker)

1 Mar 2015

Activity: Talk or presentation typesOral presentation

Material Loss at the Head Taper Junction of the Metal-on-Metal Pinnacle Total Hip Replacement

Paul Bills (Speaker), Liam Blunt (Speaker), Radu Racasan (Speaker), Harry S. Hothi (Speaker), Robert K. Whittaker (Speaker), Gordon Blunn (Speaker), John A. Skinner (Speaker), Andrew J. Hart (Speaker) & Jay Meswania (Speaker)

1 Mar 2015

Activity: Talk or presentation typesOral presentation

Bearing Surface Changes Of Retrieved Metal-On-Metal Hips Predict Factors Associated With Failure

Paul Bills (Speaker), Radu Racasan (Speaker), Gordon Blunn (Speaker), John A. Skinner (Speaker), Alister J. Hart (Speaker) & Harry S. Hothi (Speaker)

1 Jun 2014

Activity: Talk or presentation typesOral presentation

The Reproducibility of a Semi-Quantitative Scoring Method for Taper Corrosion and Fretting, and its Usefulness for Predicting the Volume of Material Loss

Paul Bills (Speaker), Radu Racasan (Speaker), Liam Blunt (Speaker), Harry S. Hothi (Speaker), Ashley K. Matthies (Speaker), Reshid Berber (Speaker), Robert K. Whittaker (Speaker), Gordon Blunn (Speaker), John A. Skinner (Speaker) & Alister J. Hart (Speaker)

16 Mar 2014

Activity: Talk or presentation typesOral presentation

Analysis of the Taper Supports Retention of a Well-Fixed Stem in Revision Surgery of Metal-on-Metal Hip Replacements

Paul Bills (Speaker), Ashley K. Matthies (Speaker), Radu Racasan (Speaker), Liam Blunt (Speaker), Gordon Blunn (Speaker), John A. Skinner (Speaker) & Alister J. Hart (Speaker)

15 Mar 2014

Activity: Talk or presentation typesOral presentation

Which Factors Determine the Volume of Material Lost from the Taper Junctions of Metal-on-Metal Hip Replacements?

Paul Bills (Speaker), Radu Racasan (Speaker), Liam Blunt (Speaker), Gordon W. Blunn (Speaker), Johann Henckel (Speaker), Suzie Cro (Speaker), Ashley K. Matthies (Speaker), John A. Skinner (Speaker) & Alister J. Hart (Speaker)

11 Mar 2014

Activity: Talk or presentation typesOral presentation

The Reliability of a Semi-Quantitative Scoring Method for Taper Corrosion and Fretting, and its Usefulness for Predicting the Volume of Material Loss

Paul Bills (Speaker), Radu Racasan (Speaker), Ashley K. Matthies (Speaker), Reshid Berber (Speaker), Harry S. Hothi (Speaker), Robert K. Whittaker (Speaker), Gordon Blunn (Speaker), John A. Skinner (Speaker) & Alister J. Hart (Speaker)

17 Oct 2013

Activity: Talk or presentation typesOral presentation

Measurement of Material Loss

Paul Bills (Speaker), Radu Racasan (Speaker), Liam Blunt (Speaker) & Shaojun Xiao (Speaker)

29 Apr 2013

Activity: Talk or presentation typesInvited talk

Accurate Determination of Material Loss at the Taper Interface of Retrieved Metal-on-Metal Hip Replacements

Paul Bills (Speaker), Liam Blunt (Speaker), Radu Racasan (Speaker), John A. Skinner (Speaker) & Alister J. Hart (Speaker)

14 Apr 2013

Activity: Talk or presentation typesOral presentation

Assessing the Wear of the Modular Taper Interface in Retrieved Metal-on-Metal Hip Replacements

Paul Bills (Speaker), Radu Racasan (Speaker), Liam Blunt (Speaker) & P. Tessier (Speaker)

1 Apr 2013

Activity: Talk or presentation typesOral presentation

The Taper Junction Contributes One Third of the Total Volumetric Material Loss in Large Diameter Metal-on-Metal Hip Arthroplasties

Paul Bills (Speaker), Radu Racasan (Speaker), Liam Blunt (Speaker), Alister J. Hart (Speaker), Ashley K. Matthies (Speaker), Gordon Blunn (Speaker) & John A. Skinner (Speaker)

1 Mar 2013

Activity: Talk or presentation typesOral presentation

Using Metrology to Bridge the Gap in Understanding Between Engineering and Biological Failure

Paul Bills (Speaker), Radu Racasan (Speaker), Liam Blunt (Speaker), Jane Jiang (Speaker), Alister J. Hart (Speaker) & John A. Skinner (Speaker)

12 Sep 2012

Activity: Talk or presentation typesOral presentation

Accurate Determination of Clinical Wear in Retrieved Metal-on-Metal Hip Replacement Joints

Paul Bills (Speaker), Radu Racasan (Speaker), Liam Blunt (Speaker), Alister J. Hart (Speaker) & John A. Skinner (Speaker)

1 Aug 2012

Activity: Talk or presentation typesOral presentation