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Ahmed Abass

Dr Ahmed Abass
PhD, MSc, BEng (Honours, 1st class), FHEA, CEng IMechE

Publications

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2024

Hydration Behaviour of Silicone Hydrogels

Towler, J., Montiel, R., Murari, N., Zaplachinski, M., Deng, C., Lego, L., & Abass, A. (2024). Hydration Behaviour of Silicone Hydrogels. In 1st Biomaterials and Biofabrication Seminar. Manchester Metropolitan University, UK.

Conference Paper

2023

Clinical prototype of multi-spot air-puff OCT for assessment of corneal biomechanical asymmetry

Karnowski, K., Milkiewicz, J., Pachacz, A., Curatolo, A., Cetinkaya, O., Pietruch, R., . . . Wojtkowski, M. (2023). Clinical prototype of multi-spot air-puff OCT for assessment of corneal biomechanical asymmetry. In Biophotonics Congress: Optics in the Life Sciences 2023 (OMA, NTM, BODA, OMP, BRAIN) (pp. DTh2A.1). Optica Publishing Group. doi:10.1364/boda.2023.dth2a.1

DOI
10.1364/boda.2023.dth2a.1
Conference Paper

2022

Corneal biomechanical parameters from keratoconus patients using cross-meridian air-puff deformation optical coherence tomography and finite element modeling

Birkenfeld, J. S., Curatolo, A., Eliasy, A., Martinez-Enriquez, E., Varea, A., Ramos, A. M. G., . . . Marcos, S. (2022). Corneal biomechanical parameters from keratoconus patients using cross-meridian air-puff deformation optical coherence tomography and finite element modeling. In SPIE Photonics West Vol. 36 (pp. 11962). San Francisco, California, US.

Conference Paper

Simultaneous multi-spot OCT measurements of air induced corneal deformations

Karnowski, K., Milkiewicz, J., Pachacz, A., Curatolo, A., Cetinkaya, O., Pietruch, R., . . . Wojtkowski, M. (2022). Simultaneous multi-spot OCT measurements of air induced corneal deformations. In Biophotonics Congress: Biomedical Optics 2022 (Translational, Microscopy, OCT, OTS, BRAIN) (pp. CW3E.3). Optica Publishing Group. doi:10.1364/oct.2022.cw3e.3

DOI
10.1364/OCT.2022.CW3E.3
Conference Paper

2021

Cone Shape Change with Keratoconus Progression

Eliasy, A., Padmanabhan, P., Lopes, B., Zhang, H., Abass, A., & Elsheikh, A. (2021). Cone Shape Change with Keratoconus Progression. In International CXL Experts Meeting 2021. virtual meeting. Retrieved from https://cxlexpertsmeeting.com/

Conference Paper

Applications of the ImTOPScanner for the investigation of ocular biomechanical parameters

Birkenfeld, J., Abass, A., Alexandrov, S., Bronte-Ciriza, D., Curatolo, A., Eliasy, A., . . . Marcos, S. (2021). Applications of the ImTOPScanner for the investigation of ocular biomechanical parameters. In Spanish Society of Optics National Optics Meeting. Spain. Retrieved from https://www.rno2021.es/english-version.html

Conference Paper

Corneal Stress-Strain Index (SSI) Map

Abass, A., Eliasy, A., Zhang, H., Lopes, B. T., Vinciguerra, R., & Elsheikh, A. (2021). Corneal Stress-Strain Index (SSI) Map. In INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE Vol. 62. Retrieved from https://www.webofscience.com/

Conference Paper

New Method to Describe Cone Shape in Keratoconic Corneas

Lopes, B. T., Abass, A., Eliasy, A., Zhang, H., & Elsheikh, A. (2021). New Method to Describe Cone Shape in Keratoconic Corneas. In INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE Vol. 62. Retrieved from https://www.webofscience.com/

Conference Paper

Compressive behaviour of soft contact lenses and its effect on refractive power on the eye and handling off the eye

Shihab, A. H., Eliasy, A., Lopes, B. T., Wu, R., White, L., Jones, S., . . . Abass, A. (2021). Compressive behaviour of soft contact lenses and its effect on refractive power on the eye and handling off the eye. PLOS ONE, 16(2). doi:10.1371/journal.pone.0247194

DOI
10.1371/journal.pone.0247194
Journal article

2020

Fluid-Structure Interaction Based Algorithms for IOP and Corneal Material Behavior

Maklad, O. (2020). Fluid-Structure Interaction Based Algorithms for IOP and Corneal Material Behavior. Frontiers in Bioengineering and Biotechnology, 8. doi:10.3389/fbioe.2020.00970

DOI
10.3389/fbioe.2020.00970
Journal article

Detecting deformation asymmetries on multiple meridians in an ex vivo keratoconic eye model

Curatolo, A., Birkenfeld, J., Martinez-Enriquez, E., Germann, J., Palaci, J., Pascual, D., . . . Marcos, S. (2020). Detecting deformation asymmetries on multiple meridians in an ex vivo keratoconic eye model. In Investigative Ophthalmology and Visual Science Vol. 64 (pp. 4723). Baltimore, Maryland, US: Association for Research in Vision and Ophthalmology.

Conference Paper

Can the Corvis ST Estimate Corneal Viscoelasticity?

Abass, A., Roberts, C. J., Lopes, B., Eliasy, A., Vinciguerra, R., Ambrosio, R. J., . . . Elsheikh, A. (2020). Can the Corvis ST Estimate Corneal Viscoelasticity?. JOURNAL OF REFRACTIVE SURGERY, 36(5), 346-347. Retrieved from https://www.webofscience.com/

Journal article

2019

Determination and mapping of corneal stiffness in keratoconic corneas

Elsheikh, A., Zhou, D., Eliasy, A., Teixeira Lopes, B., & Abass, A. M. F. F. (2019). Determination and mapping of corneal stiffness in keratoconic corneas. In International CXL Experts Meeting 2019. Zurich, Switzerland: Light for Sight Foundation. Retrieved from https://cxlexpertsmeeting.com/

Conference Paper

Early term results of the stress-strain index in patients with keratoconus

Teixeira Lopes, B., Wang, J., Eliasy, A., Abass, A. M. F. F., & Elsheikh, A. (2019). Early term results of the stress-strain index in patients with keratoconus. In International CXL Experts Meeting 2019. Zurich, Switzerland: Light for Sight Foundation. Retrieved from https://cxlexpertsmeeting.com/

Conference Paper

Numerical Simulation of Corneal Fibril Reorientation in Response to External Loading

Zhou, D., Abass, A., Eliasy, A., Movchan, A., Movchan, N., & Elsheikh, A. (2019). Numerical Simulation of Corneal Fibril Reorientation in Response to External Loading. INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH, 16(18). doi:10.3390/ijerph16183278

DOI
10.3390/ijerph16183278
Journal article

Artefact-free topography based scleral-asymmetry

Abass, A., Teixeira Lopes, B., Eliasy, A., Salomao, M., Wu, R., White, L., . . . Elsheikh, A. (2019). Artefact-free topography based scleral-asymmetry. PLoS One, 14(7). doi:10.1371/journal.pone.0219789

DOI
10.1371/journal.pone.0219789
Journal article

Non-Orthogonal Refractive Lenses for Non-Orthogonal Astigmatic Eyes

Abass, A., Lopes, B. T., Jones, S., White, L., Clamp, J., & Elsheikh, A. (2019). Non-Orthogonal Refractive Lenses for Non-Orthogonal Astigmatic Eyes. CURRENT EYE RESEARCH, 44(7), 781-789. doi:10.1080/02713683.2019.1589523

DOI
10.1080/02713683.2019.1589523
Journal article

Microstructure-based Numerical Simulation of the Mechanical Behaviour of Ocular Tissue

Zhou, D., Abass, A., Eliasy, A., P Studer, H., Movchan, A., Movchan, N., & Elsheikh, A. (2019). Microstructure-based Numerical Simulation of the Mechanical Behaviour of Ocular Tissue. Journal of the Royal Society Interface, 16(154). doi:10.1098/rsif.2018.0685

DOI
10.1098/rsif.2018.0685
Journal article

Simulated optical performance of soft contact lenses on the eye

Abass, A., Stuart, S., Lopes, B. T., Zhou, D., Geraghty, B., Wu, R., . . . Elsheikh, A. (2019). Simulated optical performance of soft contact lenses on the eye. PLOS ONE, 14(5). doi:10.1371/journal.pone.0216484

DOI
10.1371/journal.pone.0216484
Journal article

System and method for obtaining ocular tissue biomechanical parameters

Marcos, S., Birkenfeld, J., Yun, S. -H., Elsheikh, A., Abass, A., & Eliasy, A. (2019, April 30). WO/2019/211761, System and method for obtaining ocular tissue biomechanical parameters.

Patent

Soft Lens without Ballast

Abass, A. M. F. F., White, L., Clamp, J., & Turner, S. (n.d.). 1604846.4, Soft Lens without Ballast. UK.

Patent

Determination of Corneal Biomechanical Behavior <i>in</i>-<i>vivo</i> for Healthy Eyes Using CorVis ST Tonometry: Stress-Strain Index

Eliasy, A., Chen, K. -J., Vinciguerra, R., Lopes, B. T., Abass, A., Vinciguerra, P., . . . Elsheikh, A. (2019). Determination of Corneal Biomechanical Behavior <i>in</i>-<i>vivo</i> for Healthy Eyes Using CorVis ST Tonometry: Stress-Strain Index. FRONTIERS IN BIOENGINEERING AND BIOTECHNOLOGY, 7. doi:10.3389/fbioe.2019.00105

DOI
10.3389/fbioe.2019.00105
Journal article

2018

Three-dimensional non-parametric method for limbus detection

Abass, A. M. F. F., Lopes, B., Eliasy, A., Wu, R., Jones, S., Clamp, J., . . . Elsheikh, A. (2018). Three-dimensional non-parametric method for limbus detection. PLoS One, 13(11). doi:10.1371/journal.pone.0207710

DOI
10.1371/journal.pone.0207710
Journal article

2017

<i>SAXS4COLL</i>: an integrated software tool for analysing fibrous collagen-based tissues

Abass, A., Bell, J. S., Spang, M. T., Hayes, S., Meek, K. M., & Boote, C. (2017). <i>SAXS4COLL</i>: an integrated software tool for analysing fibrous collagen-based tissues. JOURNAL OF APPLIED CRYSTALLOGRAPHY, 50, 1235-1240. doi:10.1107/S1600576717007877

DOI
10.1107/S1600576717007877
Journal article

Soft Lens without Ballast

Abass, A. M. F. F., White, L., Clamp, J., & Turner, S. (n.d.). 1604846.4, Soft Lens without Ballast. UK.

Patent

Finite Element Modelling of Soft Contact Lenses on Eye

Abass, A. M. F. F., White, L., Jones, S., Elsheikh, A., & Clamp, J. (2017). Finite Element Modelling of Soft Contact Lenses on Eye. Poster session presented at the meeting of The Global Specialty Lens Symposium (GSLS 2017). Las Vegas, Nevada, US.

Poster

2015

A study of the relationship between corneal structure and hydration using multi-modal x-ray scattering

Boote, C., Hayes, S., White, T., Abass, A., Terrill, N., Sorensen, T., & Meek, K. M. (2015). A study of the relationship between corneal structure and hydration using multi-modal x-ray scattering. In INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE Vol. 56. Retrieved from https://www.webofscience.com/

Conference Paper

2014

Non-parametric linear time-invariant extensions of non-invertible and backlash plant

Shenton, A. T., & Abass, A. (2014). Non-parametric linear time-invariant extensions of non-invertible and backlash plant. INTERNATIONAL JOURNAL OF ROBUST AND NONLINEAR CONTROL, 24(18), 3092-3105. doi:10.1002/rnc.3045

DOI
10.1002/rnc.3045
Journal article

Changes in Scleral Collagen Organization in Murine Chronic Experimental Glaucoma

Pijanka, J. K., Kimball, E. C., Pease, M. E., Abass, A., Sorensen, T., Nguyen, T. D., . . . Boote, C. (2014). Changes in Scleral Collagen Organization in Murine Chronic Experimental Glaucoma. INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, 55(10). doi:10.1167/iovs.14-15047

DOI
10.1167/iovs.14-15047
Journal article

Transverse depth-dependent changes in corneal collagen fibril orientation

Meek, K. M., Abass, A., Sorensen, T., & Hayes, S. (2014). Transverse depth-dependent changes in corneal collagen fibril orientation. In INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE Vol. 55. Retrieved from https://www.webofscience.com/

Conference Paper

2013

A wide-angle X-ray fibre diffraction method for quantifying collagen orientation across large tissue areas: application to the human eyeball coat

Pijanka, J. K., Abass, A., Sorensen, T., Elsheikh, A., & Boote, C. (2013). A wide-angle X-ray fibre diffraction method for quantifying collagen orientation across large tissue areas: application to the human eyeball coat. JOURNAL OF APPLIED CRYSTALLOGRAPHY, 46, 1481-1489. doi:10.1107/S0021889813022358

DOI
10.1107/S0021889813022358
Journal article

Collagen Map of the Human Eyeball Coat by Wide-angle X-ray Scattering

Pijanka, J. K., Abass, A., Sorensen, T., Elsheikh, A., & Boote, C. (2013). Collagen Map of the Human Eyeball Coat by Wide-angle X-ray Scattering. the Journal of Applied Crystallography, 46(5).

Journal article

Regional Variation of Biomechanical Properties of Intact Eye Globes

Elsheikh, A., Whitford, C., Joda, A., Abass, A., Bao, F., & Rama, P. (2013). Regional Variation of Biomechanical Properties of Intact Eye Globes. In INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE Vol. 54. Retrieved from https://www.webofscience.com/

Conference Paper

2012

Complete Map of Collagen Fibre Orientation Across the Human Eyeball Coat

Pijanka, J., Abass, A., Sorensen, T., Elsheikh, A., & Boote, C. (2012). Complete Map of Collagen Fibre Orientation Across the Human Eyeball Coat. In Meeting of Institute of Tissue Engineering and Repair. Cardiff.

Conference Paper

Driveline Launch Control by a Test-Based Nonparametric QFT Method

Abass, A., & Shenton, A. T. (2012). Driveline Launch Control by a Test-Based Nonparametric QFT Method. In E-COSM12 (pp. 107-113). Paris: IFAC. Retrieved from http://ecosm12.org/inscription/ecosm_mail.html

Conference Paper

Driveline Launch Control by a Test-Based Nonparametric QFT Method

Abass, A., & Shenton, A. T. (2012). Driveline Launch Control by a Test-Based Nonparametric QFT Method. In IFAC Proceedings Volumes Vol. 45 (pp. 85-91). Elsevier BV. doi:10.3182/20121023-3-fr-4025.00029

DOI
10.3182/20121023-3-fr-4025.00029
Conference Paper

2011

Dynamic performance of a nonlinear non-dimensional two stage electrohydraulic servovalve model

El-Araby, M., El-Kafrawy, A., & Fahmy, A. (2011). Dynamic performance of a nonlinear non-dimensional two stage electrohydraulic servovalve model. INTERNATIONAL JOURNAL OF MECHANICS AND MATERIALS IN DESIGN, 7(2), 99-110. doi:10.1007/s10999-011-9150-x

DOI
10.1007/s10999-011-9150-x
Journal article

2010

Automotive Driveline Control by a Nonlinear Nonparametric QFT Method

Abass, A., & Shenton, A. T. (2010). Automotive Driveline Control by a Nonlinear Nonparametric QFT Method. In 11TH INTERNATIONAL CONFERENCE ON CONTROL, AUTOMATION, ROBOTICS AND VISION (ICARCV 2010) (pp. 1316-1321). Retrieved from https://www.webofscience.com/

Conference Paper

Automotive driveline modelling, inverse-simulation and compensation

Abass, A., & Shenton, A. T. (2010). Automotive driveline modelling, inverse-simulation and compensation. In UKSIM-AMSS FIRST INTERNATIONAL CONFERENCE ON INTELLIGENT SYSTEMS, MODELLING AND SIMULATION (pp. 244-249). Retrieved from https://www.webofscience.com/

Conference Paper

Nonparametric Driveline Identification and Control

Abass, A., Zhao, S., & Shenton, A. T. (2010). Nonparametric Driveline Identification and Control. In UKSIM-AMSS FIRST INTERNATIONAL CONFERENCE ON INTELLIGENT SYSTEMS, MODELLING AND SIMULATION (pp. 238-243). Retrieved from https://www.webofscience.com/

Conference Paper

Electronic Throttle Control by a Nonparametric QFT Method

Abass, A., Dickinson, P. B., & Shenton, A. T. (2010). Electronic Throttle Control by a Nonparametric QFT Method. In Avec 10 (pp. 117-125). Loughborough: AVEC10.

Conference Paper

2009

Nonparametric design of robust linear controllers and their experimental application to idle control

Zhao, S., Abass, A., & Shenton, A. T. (2009). Nonparametric design of robust linear controllers and their experimental application to idle control. In Proceedings of the 11th IASTED International Conference on Control and Applications, CA 2009 (pp. 121-128).

Conference Paper

2006

Non-Dimensional Mathematical Model of a Two-Stage Electrohydraulic Servovalve

El-Araby, M., El-Kafrawy, A., & Fahmy Abass, A. (2006). Non-Dimensional Mathematical Model of a Two-Stage Electrohydraulic Servovalve. Port Said Engineering Research Journal, 10(1), 76-86. Retrieved from http://www.psu.edu.eg/en/

Journal article