Paul Ashley

ORCID: 0000-0003-0312-5311
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About
Contact & Profiles
Research Areas
  • Photonic and Optical Devices
  • Semiconductor Lasers and Optical Devices
  • Dental Health and Care Utilization
  • Dental Anxiety and Anesthesia Techniques
  • Dental Trauma and Treatments
  • Photorefractive and Nonlinear Optics
  • Anesthesia and Sedative Agents
  • Dental materials and restorations
  • Pediatric Pain Management Techniques
  • Dental Research and COVID-19
  • Nonlinear Optical Materials Research
  • dental development and anomalies
  • Dental Radiography and Imaging
  • Oral microbiology and periodontitis research
  • Rangeland and Wildlife Management
  • Dental Erosion and Treatment
  • Advanced Fiber Laser Technologies
  • Airway Management and Intubation Techniques
  • Sports injuries and prevention
  • Advanced MEMS and NEMS Technologies
  • Climate Change and Health Impacts
  • Dental Implant Techniques and Outcomes
  • Optical Coatings and Gratings
  • Endodontics and Root Canal Treatments
  • Advanced Fiber Optic Sensors

Eastman Dental Hospital
2016-2025

University College London
2016-2025

NIHR Leicester Biomedical Research Centre
2024

Gray's Inn
2006-2020

Unitec Institute of Technology
2016-2017

Universidad de Tecnología y Comercio
2016

Center Technological University
2016

Corporación Universitaria Unitec
2016

Central American Technological University
2016

Technological University of Mexico
2016

The conjugate reflectivity of colloidal gold has been measured for four samples containing particles with mean sizes 5, 10, 15, and 30 nm. response times the indicate a size dependence, but signal strength was found to be only weakly dependent on particle size. Calculations local-field enhancement in host matrix by effective-medium theory that nonlinearity is inherent particles.

10.1364/josab.7.000790 article EN Journal of the Optical Society of America B 1990-05-01

Background Oral health is important both for well-being and successful elite sporting performance. Reports from Olympic Games have found significant treatment needs; however, few studies examined oral directly. The aim of this study was to evaluate health, the determinants effect on well-being, training performance athletes participating in London 2012 Games. Methods Cross-sectional at dental clinic within Polyclinic athletes’ village. Following informed consent, a standardised history,...

10.1136/bjsports-2013-092891 article EN cc-by-nc British Journal of Sports Medicine 2013-09-24

Abstract Objectives To measure dental caries, erosive tooth wear ( ETW ), periodontal health, self‐reported oral health problems and performance impacts in a representative sample of UK elite athletes from different sports using standardized conditions clearly defined clinical indices impact on with evidence validity sport. Methods Cross‐sectional study, single, calibrated examiner, conducted the local facilities professional UCL ethics number 6388/001). Main measures: caries ICDAS BEWE BPE...

10.1111/cdoe.12392 article EN Community Dentistry And Oral Epidemiology 2018-06-25

Cure, volumetric changes and mechanical properties were assessed for new dental composites containing chlorhexidine (CHX) reactive calcium phosphate-containing (CaP) to reduce recurrent caries.20wt.% of light curable urethane dimethacrylate based liquid was mixed with 80wt.% glass filler 10wt.% CHX 0-40wt.% CaP. Conversion versus depth 20 or 40s exposure by FTIR. Solidification polymerization shrinkage determined using ISO 4049 17304, respectively. Subsequent volume expansion biaxial...

10.1016/j.dental.2015.08.149 article EN cc-by Dental Materials 2015-09-09

To determine the effects of various monomers on conversion and cytocompatibility dental composites to improve these properties without detrimentally affecting mechanical properties, depth cure shrinkage.Composites containing urethane dimethacrylate (UDMA) or bisphenol A glycidyl methacrylate (Bis-GMA) with poly(propylene glycol) (PPGDMA) triethylene glycol (TEGDMA) were characterized using following techniques: (FTIR at 1 4mm depths), (BS EN ISO 4049:2009 FTIR), shrinkage 17304:2013 strength...

10.1016/j.dental.2015.11.017 article EN cc-by Dental Materials 2016-01-04

To determine which variables were best related to the overall morbidity of a child undergoing dental general anaesthetic (GA) and then use these those factors that might influence extent severity experienced by healthy children following GA.Data collected on anxiety, pain morbidity, GA procedure from 121 attending day stay unit for treatment. Patients interviewed preoperatively, postoperatively before discharge four further times over next 148 h. Data analysed using multivariate...

10.1111/j.1365-263x.2004.00520.x article EN International Journal of Paediatric Dentistry 2004-01-01

Background The few studies that have assessed oral health in professional/elite football suggest poor with minimal data on impact performance. aim of this research was to determine a representative sample professional footballers the UK and investigate possible determinants self-reported well-being, training Methods Clinical examination senior squad players using standard methods outcomes carried out at club facilities. Questionnaire were also collected. 8 teams included, 5 Premier League, 2...

10.1136/bjsports-2015-094953 article EN British Journal of Sports Medicine 2015-11-02

Abstract Objectives Oral and periodontal health have been linked to systemic health, cardiovascular disease inflammation markers. Physical fitness has increased inflammatory response, but only few studies investigated the association between oral with physical activity. The aim of this study was evaluate status in British law enforcement workers. Methods 89 subjects were recruited November December 2019. Cardiopulmonary measured by Maximal Oxygen Uptake (VO 2max ) (ml/kg/min) Maximum Load...

10.1007/s00784-024-06135-x article EN cc-by Clinical Oral Investigations 2025-01-31
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