Peter Lewis

ORCID: 0000-0002-8365-0601
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About
Contact & Profiles
Research Areas
  • Ophthalmology and Visual Impairment Studies
  • Visual perception and processing mechanisms
  • Mechanical Failure Analysis and Simulation
  • Risk and Safety Analysis
  • Recycling and Waste Management Techniques
  • Mechanical stress and fatigue analysis
  • Glaucoma and retinal disorders
  • Marine and Offshore Engineering Studies
  • Polymer crystallization and properties
  • Tribology and Wear Analysis
  • Retinal Diseases and Treatments
  • Material Properties and Processing
  • Orthopaedic implants and arthroplasty
  • Nuclear and radioactivity studies
  • Transportation Safety and Impact Analysis
  • Retinal Imaging and Analysis
  • Ocular and Laser Science Research
  • Concrete Corrosion and Durability
  • Cultural Heritage Materials Analysis
  • Cardiac, Anesthesia and Surgical Outcomes
  • Corneal surgery and disorders
  • Injection Molding Process and Properties
  • Structural Integrity and Reliability Analysis
  • Fiber-reinforced polymer composites
  • Gear and Bearing Dynamics Analysis

Linnaeus University
2010-2020

Aston University
2018

KTH Royal Institute of Technology
2014

The Open University
1989-2012

Children's Hospital at Westmead
2007

Southampton General Hospital
1978

University of Southampton
1978

University of Birmingham
1978

University of Manchester
1974

Cavendish Hospital
1959-1960

10.1113/jphysiol.1955.sp005391 article EN The Journal of Physiology 1955-10-28

10.1016/j.engfailanal.2006.11.064 article EN Engineering Failure Analysis 2007-02-02

To investigate the effect of eccentric refractive correction and full aberration on both high- low-contrast grating resolution at preferred retinal locus (PRL) a single low-vision subject with long-standing central scotoma.The was 68-year-old women bilateral absolute scotoma due to Stargardt disease. She developed PRL located 25° nasally damaged macula in her left eye, this being better two eyes. High- (100%) (25 10%) acuity evaluated using four different conditions. The first corrections...

10.1097/opx.0b013e318264f2a7 article EN Optometry and Vision Science 2012-07-28

Abstract Purpose To investigate the cost‐effectiveness of a basic vision rehabilitation service (basic‐VRS) in Portugal. We designed parallel group, randomised controlled trial whose aim is to compare effects and costs ‘usual low care’ with ‘basic‐VRS intervention’ on self‐reported visual ability other psychosocial health‐related quality‐of‐life outcomes. Methods The will recruit participants that meet following inclusion criteria: (1) acuity between 0.4–1.0 logMAR better‐seeing eye, (2)...

10.1111/opo.12665 article EN Ophthalmic and Physiological Optics 2020-01-27

10.1016/j.engfailanal.2008.08.026 article EN Engineering Failure Analysis 2008-09-12

Optimal temporal modulation of the stimulus can improve foveal contrast sensitivity. This study evaluates characteristics peripheral spatiotemporal sensitivity function in normal-sighted subjects. The purpose is to identify a that potentially remaining visual subjects with central field loss. High resolution cut-off for grating stimuli four frequencies (0, 5, 10 and 15 Hz drift) was first evaluated 10° nasal field. Resolution all then measured at spatial between 0.5 cycles per degree (cpd)...

10.1016/j.visres.2017.02.002 article EN cc-by-nc-nd Vision Research 2017-03-14

Two experiments were carried out with volunteer subjects to test whether the subliminal viewing of emotive material induced anxiety and its associated bodily symptoms. In one experiment 24 looked at anxiety-inducing words presented singly through a tachistoscope under supraliminal or conditions, in other study 50 neutral an movie film similar conditions. Subliminality was insured first by reducing duration exposure second level illumination. The results showed that ratings significantly...

10.1097/00005053-197802000-00002 article EN The Journal of Nervous and Mental Disease 1978-02-01

The purpose of this study was twofold: to verify a fast, clinically applicable method for determining off-axis refraction and assess the impact objectively obtained refractive correction on peripheral low-contrast visual acuity.We measured resolution acuity with Gabor patches both without at 20 degrees in nasal field 10 emmetropic subjects; using commercial open-field Hartmann-Shack wavefront sensor, COAS-HD VR aberrometer. Off-axis errors were calculated 5-mm circular pupil inscribed within...

10.1097/opx.0000000000000301 article EN Optometry and Vision Science 2014-06-13

AbstractAbstractNumerous new bridges were needed when the railway line from London to Holyhead in Wales was built 1840s. The project's chief engineer, Robert Stephenson, chose a cast iron girder design cross river Dee just outside Chester, and bridge finished November 1846. About six months later, on 24 May 1847, local train crossing final span one of girders failed suddenly, sending most crashing into below. Five lives lost. accident created national furore, Stephenson came close being...

10.1179/030801804225012563 article EN Interdisciplinary Science Reviews 2004-06-01

10.1016/j.engfailanal.2011.07.013 article EN Engineering Failure Analysis 2011-08-14

10.1016/j.engfailanal.2007.05.001 article EN Engineering Failure Analysis 2007-05-25

10.1016/j.engfailanal.2006.11.063 article EN Engineering Failure Analysis 2007-02-02

10.1016/0021-9797(74)90243-4 article EN Journal of Colloid and Interface Science 1974-06-01
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