Dr Johannes Courtial

Senior Lecturer (Physics & Astronomy)

telephone: 01413307721
email: Johannes.Courtial@gla.systa-s.com
pronouns: He/him/his

R234e Level 2, Physics & Astronomy, Kelvin Building, Glasgow G12 8QQ

Import to contacts

https://orcid.org/0000-0002-5990-7972

Research interests

Research groups

Imaging Concepts

Publications

List by: Type | Date

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Number of items: 121.

2025

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Locher, Maik, Blackmore, Elise and Wang, Zhao-Kai (2025) Spiral adaptive Fresnel lens: wave optics. Journal of the Optical Society of America A: Optics Image Science and Vision, 42(11), pp. 1677-1686. (doi: 10.1364/JOSAA.570928)

Locher, Maik, Wu, Di and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2025) Spiral adaptive Fresnel lens: generalizations, improvements, and augmented-reality/virtual-reality simulations. Journal of the Optical Society of America A: Optics Image Science and Vision, 42(11), pp. 1667-1676. (doi: 10.1364/JOSAA.570722)

Armstrong, Ivan, Locher, Maik and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2025) Adaptive Fresnel lens: basic theory. Journal of the Optical Society of America A: Optics Image Science and Vision, 42(2), pp. 211-220. (doi: 10.1364/JOSAA.540585)

2024

Wells, Gordon, Wu, YiChen, Locher, Maik and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2024) Geometric construction of relativistic and non-relativistic distortion. Journal of the Optical Society of America A: Optics Image Science and Vision, 41(7), pp. 1329-1336. (doi: 10.1364/JOSAA.524591)

2023

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Bělin, Jakub ORCID: https://orcid.org/0000-0002-8801-1606, Soboňa, Matúš, Locher, Maik and Tyc, Tomáš (2023) Shifty invisibility cloaks. Optics Express, 32(1), pp. 11-25. (doi: 10.1364/OE.500512) (PMID:38175042)

2022

Bělín, Jakub ORCID: https://orcid.org/0000-0002-8801-1606, Ferenczi, Gergely and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2022) Skew-lens image rotator. Optics Express, 30(15), pp. 25958-25973. (doi: 10.1364/OE.458158) (PMID:36236795)

2021

Bělín, Jakub ORCID: https://orcid.org/0000-0002-8801-1606, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Tyc, Tomáš (2021) Lens stars and Platonic lenses. Optics Express, 29(25), pp. 42055-42074. (doi: 10.1364/OE.442825)

2020

Chen, Huanyang, Tao, Sicen, Bělín, Jakub ORCID: https://orcid.org/0000-0002-8801-1606, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Miao, Rong-Xin (2020) Transformation cosmology. Physical Review A: Atomic, Molecular and Optical Physics, 102(2), 023528. (doi: 10.1103/PhysRevA.102.023528)

Tyc, Tomas, Belin, Jakub ORCID: https://orcid.org/0000-0002-8801-1606, Oxburgh, Stephen, White, Christopher D., Cowie, Euan N. ORCID: https://orcid.org/0000-0002-2208-0713 and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2020) Combinations of generalized lenses that satisfy the edge-imaging condition of transformation optics. Journal of the Optical Society of America A: Optics Image Science and Vision, 37(2), pp. 305-315. (doi: 10.1364/JOSAA.37.000305) (PMID:32118911)

Gray, Norman ORCID: https://orcid.org/0000-0002-1941-9202, O'Donnell, Ruaridh, MacSporran, Ross, Oxburgh, Stephen and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2020) Relativistic photography with a wide aperture. Journal of the Optical Society of America A: Optics Image Science and Vision, 37(1), pp. 123-134. (doi: 10.1364/JOSAA.37.000123)

Georgantzis Garcia, Dimitris, Chaplain, Gregory J., Belin, Jakub ORCID: https://orcid.org/0000-0002-8801-1606, Tyc, Tomas, Englert, Christoph ORCID: https://orcid.org/0000-0003-2201-0667 and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2020) Optical triangulations of curved spaces. Optica, 7(2), pp. 142-147. (doi: 10.1364/OPTICA.378357)

2019

Belin, Jakub ORCID: https://orcid.org/0000-0002-8801-1606, Tyc, Tomas, Grunwald, Mateusz, Oxburgh, Stephen, Cowie, Euan N. ORCID: https://orcid.org/0000-0002-2208-0713, White, Chris D. and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2019) Ideal-lens cloaks and new cloaking strategies. Optics Express, 27(26), pp. 37327-37336. (doi: 10.1364/OE.27.037327) (PMID:31878515)

Bělín, Jakub ORCID: https://orcid.org/0000-0002-8801-1606 and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2019) Imaging with two skew ideal lenses. Journal of the Optical Society of America A: Optics Image Science and Vision, 36(1), pp. 132-141. (doi: 10.1364/JOSAA.36.000132) (PMID:30645348)

Bělín, Jakub ORCID: https://orcid.org/0000-0002-8801-1606, Lembessis, V.E., Lyras, A., Aldossary, O. and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2019) Arrays of dark optical traps on a toroidal surface. Physical Review A: Atomic, Molecular and Optical Physics, 99(1), 013841. (doi: 10.1103/PhysRevA.99.013841)

Sroor, Hend, Naidoo, Darryl, Miller, Steven W., Nelson, John, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Forbes, Andrew (2019) Fractal light from lasers. Physical Review A: Atomic, Molecular and Optical Physics, 99(1), 013848. (doi: 10.1103/PhysRevA.99.013848)

2018

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Chen, Nong, Ogilvie, Sean, Kirkpatrick, Blair C., Hamilton, Alasdair C., Gibson, Graham M. ORCID: https://orcid.org/0000-0003-0051-8654, Tyc, Tomáš, Logean, Eric and Scharf, Toralf (2018) Experimental demonstration of ray-rotation sheets. Journal of the Optical Society of America A: Optics Image Science and Vision, 35(7), pp. 1160-1164. (doi: 10.1364/JOSAA.35.001160) (PMID:30110308)

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Tyc, Tomas, Belin, Jakub ORCID: https://orcid.org/0000-0002-8801-1606, Oxburgh, Stephen, Ferenczi, Gergely, Cowie, Euan ORCID: https://orcid.org/0000-0002-2208-0713 and White, Chris D. (2018) Ray-optical transformation optics with ideal thin lenses makes omnidirectional lenses. Optics Express, 26(14), pp. 17872-17888. (doi: 10.1364/OE.26.017872)

Sroor, Hend, Naidoo, Darryl, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Forbes, Andrew (2018) A Novel Laser Resonator for Fractal Modes. In: Laser Resonators, Microresonators, and Beam Control XX, San Francisco, CA, USA, 29 Jan - 1 Feb 2018, 105181N. (doi: 10.1117/12.2290958)

2017

Belin, Jakub ORCID: https://orcid.org/0000-0002-8801-1606, Oxburgh, Stephen, Tyc, Tomáš and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2017) Imaging with Pairs of Skew Lenses. In: SPIE Optics and Photonics Conference, San Diego, CA, USA, 06-10 Aug 2017, p. 1037607. ISBN 9781510612099 (doi: 10.1117/12.2272989)

Belin, Jakub ORCID: https://orcid.org/0000-0002-8801-1606, Tyc, Tomáš, Oxburgh, Stephen and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2017) Ideal-Lens Stars. In: SPIE Optics and Photonics Conference, San Diego, CA, USA, 06-10 Aug 2017, p. 1037605. ISBN 9781510612099 (doi: 10.1117/12.2272991)

Oxburgh, Stephen, Cowie, Euan ORCID: https://orcid.org/0000-0002-2208-0713, Belin, Jakub ORCID: https://orcid.org/0000-0002-8801-1606 and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2017) Experimental Realisability of Lens Cloaks. In: SPIE Optics and Photonics Conference, San Diego, CA, USA, 06-10 Aug 2017, 103760D. ISBN 9781510612099 (doi: 10.1117/12.2272990)

Bělín, Jakub ORCID: https://orcid.org/0000-0002-8801-1606, Oxburgh, Stephen, Tyc, Tomáš and Courtial, Johannes K. ORCID: https://orcid.org/0000-0002-5990-7972 (2017) Description of Pairs of Skew Lenses as a Single Lens. In: OSA Frontiers in Optics/Laser Science APS/DLS, Washington, D.C., USA, 16-20 Sep 2017, JTu2A.44. ISBN 9781943580330 (doi: 10.1364/FIO.2017.JTu2A.44)

Bourgenot, Cyril, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Cowie, Euan ORCID: https://orcid.org/0000-0002-2208-0713, Girkin, John, Love, Gordon, Robertson, David and Young, Laura (2017) Design, Manufacture, and Evaluation of Prototype Telescope Windows for Use as Low Vision Aids. In: SPIE Optics and Photonics Conference, San Diego, CA, USA, 06-10 Aug 2017, 103760I. ISBN 9781510612099 (doi: 10.1117/12.2272992)

2016

Cowie, Euan N. ORCID: https://orcid.org/0000-0002-2208-0713, Bourgenot, Cyril, Robertson, David and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2016) Resolution limits of pixellated optical components. Proceedings of the SPIE: The International Society for Optical Engineering, 9948, 99480N. (doi: 10.1117/12.2237826)

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Gray, Norman ORCID: https://orcid.org/0000-0002-1941-9202, O'Donnell, Ruaridh, MacSporran, Ross, Oxburgh, Stephen, Hendry, Martin ORCID: https://orcid.org/0000-0001-8322-5405 and Cowie, Euan N. ORCID: https://orcid.org/0000-0002-2208-0713 (2016) Photography at relativistic speeds. Proceedings of the SPIE: The International Society for Optical Engineering, 9948, 994808. (doi: 10.1117/12.2237850)

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Oxburgh, Stephen, Cowie, Euan N. ORCID: https://orcid.org/0000-0002-2208-0713, Chaplain, Gregory, Belin, Jakub, Macauley, Gavin, White, Christopher D. and Tyc, Tomáš (2016) Progress towards omnidirectional transformation optics with lenses. Proceedings of the SPIE: The International Society for Optical Engineering, 9918, 99182V. (doi: 10.1117/12.2237843)

Tyc, Tomáš, Oxburgh, Stephen, Cowie, Euan N. ORCID: https://orcid.org/0000-0002-2208-0713, Chaplain, Gregory J., Macauley, Gavin, White, Chris D. and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2016) Omnidirectional transformation-optics cloak made from lenses and glenses. Journal of the Optical Society of America A: Optics Image Science and Vision, 33(6), pp. 1032-1040. (doi: 10.1364/JOSAA.33.001032) (PMID:27409429)

Chaplain, Gregory J., Macauley, Gavin, Bělín, Jakub, Tyc, Tomáš, Cowie, Euan N. ORCID: https://orcid.org/0000-0002-2208-0713 and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2016) Ray optics of generalised lenses. Journal of the Optical Society of America A: Optics Image Science and Vision, 33(5), pp. 962-969. (doi: 10.1364/JOSAA.33.000962)

Oxburgh, Stephen, White, Chris D., Antoniou, Georgios, Orife, Ejovbokoghene, Sharpe, Tim and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2016) Large-scale, white-light, transformation optics using integral imaging. Journal of Optics, 18, 044009. (doi: 10.1088/2040-8978/18/4/044009)

2015

Lembessis, V. E., Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Radwell, Neal, Selyem, A., Franke-Arnold, S. ORCID: https://orcid.org/0000-0002-2375-4206, Aldossary, O.M. and Babiker, M. (2015) Graphene-like optical light field and its interaction with two-level atoms. Physical Review A: Atomic, Molecular and Optical Physics, 92, 063833. (doi: 10.1103/PhysRevA.92.063833)

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Oxburgh, Stephen and Tyc, Tomas (2015) Direct, stigmatic, imaging with curved surfaces. Journal of the Optical Society of America A: Optics Image Science and Vision, 32(3), pp. 478-481. (doi: 10.1364/JOSAA.32.000478)

2014

Oxburgh, Stephen, Gray, Norman ORCID: https://orcid.org/0000-0002-1941-9202, Hendry, Martin ORCID: https://orcid.org/0000-0001-8322-5405 and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2014) Lorentz-transformation and Galileo-transformation Windows. In: Novel Optical Systems Design and Optimization XVII, San Diego, CA, USA, 17-21 Aug 2014, 91931K. (doi: 10.1117/12.2061415)

Oxburgh, Stephen, White, Chris D., Antoniou, Georgios, Mertens, Lena, Mullen, Christopher, Ramsay, Jennifer, Mccall, Duncan and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2014) Windows into Non-Euclidean Spaces. In: Novel Optical Systems Design and Optimization XVII, San Diego, CA, USA, 17-21 Aug 2014, p. 919307. (doi: 10.1117/12.2061418)

Oxburgh, Stephen, White, Chris D., Antoniou, Georgios, Orife, Ejovbokoghene and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2014) Transformation Optics with Windows. In: Novel Optical Systems Design and Optimization XVII, San Diego, CA, USA, 17-21 Aug 2014, 91931E. (doi: 10.1117/12.2061404)

Stockman, Paul, Oxburgh, Stephen, Tyc, Tomáš and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2014) What Do Forbidden Light-ray Fields Look Like? In: Novel Optical Systems Design and Optimization XVII, San Diego, CA, USA, 17-21 Aug 2014, p. 919304. (doi: 10.1117/12.2061409)

Oxburgh, Stephen, Tyc, Tomáš and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2014) Dr TIM: ray-tracer TIM, with additional specialist scientific capabilities. Computer Physics Communications, 185(3), pp. 1027-1037. (doi: 10.1016/j.cpc.2013.10.031)

Oxburgh, Stephen, White, Chris D., Antoniou, Georgios and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2014) Law of refraction for generalised confocal lenslet arrays. Optics Communications, 313, pp. 119-122. (doi: 10.1016/j.optcom.2013.10.017)

Miller, Steven W., Nelson, John and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2014) Three-dimensional Self-similar Fractal Light in Canonical Resonators. In: Laser Beam Shaping XV, San Diego, CA, USA, 17-19 Aug 2014, 91940Z. (doi: 10.1117/12.2061410)

Strathearn, Aidan, Moncreiff, James, Oxburgh, Stephen and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2014) Complex Imaging with Ray-rotating Windows. In: Current Developments in Lens Design and Optical Engineering XV, San Diego, CA, USA, 18-20 Aug 2014, 91920A. (doi: 10.1117/12.2061398)

2013

Lavery, Martin P J, Robertson, David J, Sponselli, Anna, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Steinhoff, Nicholas K, Tyler, Glenn A, Wilner, Alan E and Padgett, Miles J ORCID: https://orcid.org/0000-0001-6643-0618 (2013) Efficient measurement of an optical orbital-angular-momentum spectrum comprising more than 50 states. New Journal of Physics, 15(1), 013024. (doi: 10.1088/1367-2630/15/1/013024)

Oxburgh, Stephen and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2013) Perfect imaging with planar interfaces. Journal of the Optical Society of America A: Optics Image Science and Vision, 30(11), p. 2334. (doi: 10.1364/JOSAA.30.002334) (PMID:24322933)

2012

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2012) A simple experiment that demonstrates the “green flash”. American Journal of Physics, 80(11), p. 955. (doi: 10.1119/1.4746384)

Leavey, Sean ORCID: https://orcid.org/0000-0001-8253-0272, Rae, Katherine, Murray, Adam and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2012) Autostereogram resonators. Optics Communications, 285(19), pp. 3971-3975. (doi: 10.1016/j.optcom.2012.05.054)

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Kirkpatrick, Blair C. and Alonso, Miguel A. (2012) Imaging with complex ray-optical refractive-index interfaces between complex object and image distances. Optics Letters, 37(4), p. 701. (doi: 10.1364/OL.37.000701)

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Tyc, Tomáš (2012) Generalized laws of refraction that can lead to wave-optically forbidden light-ray fields. Journal of the Optical Society of America A: Optics Image Science and Vision, 29(7), p. 1407. (doi: 10.1364/JOSAA.29.001407)

Lambert, Dean, Hamilton, Alasdair C., Constable, George, Snehanshu, Harsh, Talati, Sharvil and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2012) TIM, a ray-tracing program for METATOY research and its dissemination. Computer Physics Communications, 183(3), pp. 711-732. (doi: 10.1016/j.cpc.2011.11.011)

Lavery, M.P.J., Robertson, D.J., Berkhout, G.C.G., Love, G.D., Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2012) Refractive elements for the measurement of the orbital angular momentum of a single photon. Optics Express, 20(3), pp. 2110-2115. (doi: 10.1364/OE.20.002110)

Welsh, Stephen S. and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2012) View rotation with parallel ray-rotating windows. Optics Communications, 285(24), pp. 4802-4806. (doi: 10.1016/j.optcom.2012.07.060)

2011

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Tyc, Tomáš (2011) METATOYs and optical vortices. Journal of Optics, 13(11), p. 115704. (doi: 10.1088/2040-8978/13/11/115704)

Lavery, Martin P.J., Dudley, Angela, Forbes, Andrew, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618 (2011) Robust interferometer for the routing of light beams carrying orbital angular momentum. New Journal of Physics, 13(9), 093014. (doi: 10.1088/1367-2630/13/9/093014)

Lavery, Martin P.G. ORCID: https://orcid.org/0000-0001-6419-421X, Berkhout, Gregorius C.G., Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618 (2011) Measurement of the light orbital angular momentum spectrum using an optical geometric transformation. Journal of Optics, 13(6), 064006. (doi: 10.1088/2040-8978/13/6/064006)

Maceina, T., Juzeliūnas, G. and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2011) Quantifying metarefraction with confocal lenslet arrays. Optics Communications, 284(20), pp. 5008-5019. (doi: 10.1016/j.optcom.2011.06.058)

2010

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Kirkpatrick, Blair C., Logean, Eric and Scharf, Toralf (2010) Experimental demonstration of ray-optical refraction with confocal lenslet arrays. Optics Letters, 35(23), pp. 4060-4062. (doi: 10.1364/OL.35.004060)

Berkhout, Gregorius C.G, Lavery, Martin P.J. ORCID: https://orcid.org/0000-0001-6419-421X, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Beijersbergen, Marco W. and Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618 (2010) Efficient sorting of orbital angular momentum states of light. Physical Review Letters, 105(15), 153601. (doi: 10.1103/PhysRevLett.105.153601)

Hamilton, A.C., Sundar, B. and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2010) Local light-ray rotation around arbitrary axes. Journal of Optics, 12(9), 095101. (doi: 10.1088/2040-8978/12/9/095101)

2009

Blair, M, Clark, L, Houston, EA, Smith, G, Leach, J, Hamilton, AC and Courtial, J ORCID: https://orcid.org/0000-0002-5990-7972 (2009) Experimental demonstration of a light-ray-direction-flipping METATOY based on confocal lenticular arrays. Optics Communications, 282(21), pp. 4299-4302. (doi: 10.1016/j.optcom.2009.07.035)

Courtial, J ORCID: https://orcid.org/0000-0002-5990-7972 (2009) Geometric limits to geometric optical imaging with infinite, planar, non-absorbing sheets. Optics Communications, 282(13), pp. 2480-2483. (doi: 10.1016/j.optcom.2009.03.036)

Courtial, J ORCID: https://orcid.org/0000-0002-5990-7972 (2009) Standard and non-standard metarefraction with confocal lenslet arrays. Optics Communications, 282(13), pp. 2634-2641. (doi: 10.1016/j.optcom.2009.03.046)

Hamilton, A.C. and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2009) Generalized refraction using lenslet arrays. Journal of Optics A: Pure and Applied Optics, 11(6), (doi: 10.1088/1464-4258/11/6/065502)

Hamilton, A.C. and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2009) Metamaterials for light rays: ray optics without wave-optical analog in the ray-optics limit. New Journal of Physics, 11(1), 013042. (doi: 10.1088/1367-2630/11/1/013042)

Hamilton, A.C., Sundar, B., Nelson, J. and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2009) Local light-ray rotation. Journal of Optics A: Pure and Applied Optics, 11(8), (doi: 10.1088/1464-4258/11/8/085705)

Sundar, B., Hamilton, A.C. and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2009) Fermat's principle and the formal equivalence of local light-ray rotation and refraction at the interface between homogeneous media with a complex refractive index ratio. Optics Letters, 34(3), pp. 374-376. (doi: 10.1364/OL.34.000374)

2008

Dennis, M.R., Hamilton, A. and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2008) Superoscillation in speckle patterns. Optics Letters, 33(24), pp. 2976-2978. (doi: 10.1364/OL.33.002976)

Courtial, J. and Nelson, J. (2008) Ray-optical negative refraction and pseudoscopic imaging with Dove-prism arrays. New Journal of Physics, 10, 023028. (doi: 10.1088/1367-2630/10/2/023028)

Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2008) Ray-optical refraction with confocal lenslet arrays. New Journal of Physics, 10(8), 083033. (doi: 10.1088/1367-2630/10/8/083033)

Gibson, G., Carberry, D.M., Whyte, G., Leach, J., Courtial, J., Jackson, J.C., Robert, D., Miles, M. and Padgett, M. (2008) Holographic assembly workstation for optical manipulation. Journal of Optics A: Pure and Applied Optics, 10(4), (doi: 10.1088/1464-4258/10/4/044009)

Hamilton, A.C. and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2008) Optical properties of a Dove-prism sheet. Journal of Optics A: Pure and Applied Optics, 10(12), (doi: 10.1088/1464-4258/10/12/125302)

Hamilton, AC and Courtial, J ORCID: https://orcid.org/0000-0002-5990-7972 (2008) Imaging with parallel ray-rotation sheets. Optics Express, 16(25), pp. 20826-20833.

Nelson, J., Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 and Whyte, G. (2008) Photorealistic visualization of imaging in canonical optical resonators. American Journal of Physics, 76(11), pp. 991-995. (doi: 10.1119/1.2970053)

Thomson, L.C., Boissel, Y., Whyte, G., Yao, E. and Courtial, J. (2008) Simulation of superresolution holography for optical tweezers. New Journal of Physics, 10(2), 023015. (doi: 10.1088/1367-2630/10/2/023015)

Thomson, L.C., Whyte, G., Mazilu, M. and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2008) Simulated holographic three-dimensional intensity shaping of evanescent-wave fields. Journal of the Optical Society of America B: Optical Physics, 25(5), pp. 849-853. (doi: 10.1364/JOSAB.25.000849)

Thomson, LC and Courtial, J ORCID: https://orcid.org/0000-0002-5990-7972 (2008) Holographic shaping of generalized self-reconstructing light beams. Optics Communications, 281(5), pp. 1217-1221. (doi: 10.1016/j.optcom.2007.10.110)

2007

Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 and OHolleran, K. (2007) Experiments with twisted light. European Physical Journal: Special Topics, 145, pp. 35-47. (doi: 10.1140/epjst/e2007-00146-3)

2006

Yao, Eric, Franke-Arnold, Sonja ORCID: https://orcid.org/0000-0002-2375-4206, Courtial, Johannes, Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618 and Barnett, Stephen M. ORCID: https://orcid.org/0000-0003-0733-4524 (2006) Observation of quantum entanglement using spatial light modulators. Optics Express, 14(26), pp. 13089-13094. (doi: 10.1364/OE.14.013089)

Courtial, J ORCID: https://orcid.org/0000-0002-5990-7972, Whyte, G, Bouchal, Z and Wagner, J (2006) Iterative algorithms for holographic shaping of non-diffracting and self-imaging light beams. Optics Express, 14, pp. 2108-2116.

Courtial, J ORCID: https://orcid.org/0000-0002-5990-7972, Zambrini, R, Dennis, MR and Vasnetsov, M (2006) Angular momentum of optical vortex arrays. Optics Express, 14, pp. 938-949.

Leach, J. et al. (2006) Interactive approach to optical tweezers control. Applied Optics, 45(5), pp. 897-903. (doi: 10.1364/AO.45.000897)

Whyte, G., Ohberg, P. and Courtial, J. (2006) Fourier transforming a trapped Bose-Einstein condensate by waiting a quarter of the trap period: simulation and applications. New Journal of Physics, 8(9), p. 196. (doi: 10.1088/1367-2630/8/9/196)

Yao, E., Franke-Arnold, S., Courtial, J., Barnett, S. and Padgett, M.J. (2006) Fourier relationship between angular position and optical orbital angular momentum. Optics Express, 14, pp. 9071-9076. (doi: 10.1364/OE.14.009071)

2005

Schonbrun, Ethan, Piestun, Rafael, Jordan, Pamela, Cooper, Jon, Wulff, Kurt D., Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, Miles ORCID: https://orcid.org/0000-0001-6643-0618 (2005) 3D interferometric optical tweezers using a single spatial light modulator. Optics Express, 13(10), pp. 3777-3786. (doi: 10.1364/OPEX.13.003777)

Leach, J., Dennis, M.R., Courtial, J. and Padgett, M.J. (2005) Vortex knots in light. New Journal of Physics, 7(1), p. 55. (doi: 10.1088/1367-2630/7/1/055)

Whyte, G. and Courtial, J. (2005) Experimental demonstration of holographic three-dimensional light shaping using a Gerchberg-Saxton algorithm. New Journal of Physics, 7(1), p. 117. (doi: 10.1088/1367-2630/7/1/117)

2004

Leach, Jonathan, Dennis, Mark R., Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618 (2004) Laser beams: knotted threads of darkness. Nature, 432(7014), p. 165. (doi: 10.1038/432165a)

Gibson, Graham, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618, Vasnetsov, Mikhail, Pas'ko, Valeriy, Barnett, Stephen M. and Franke-Arnold, Sonja ORCID: https://orcid.org/0000-0002-2375-4206 (2004) Free-space information transfer using light beams carrying orbital angular momentum. Optics Express, 12(22), pp. 5448-5456. (doi: 10.1364/OPEX.12.005448)

Sinclair, Gavin, Jordan, Pamela, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Padgett, Miles ORCID: https://orcid.org/0000-0001-6643-0618, Cooper, Jon and Laczik, Zsolt John (2004) Assembly of 3-dimensional structures using programmable holographic optical tweezers. Optics Express, 12(22), pp. 5475-5480. (doi: 10.1364/OPEX.12.005475)

Franke-Arnold, Sonja, Barnett, Stephen M. ORCID: https://orcid.org/0000-0003-0733-4524, Yao, Eric, Leach, Jonathan, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, Miles ORCID: https://orcid.org/0000-0001-6643-0618 (2004) Uncertainty principle for angular position and angular momentum. New Journal of Physics, 6(103), (doi: 10.1088/1367-2630/6/1/103)

Whyte, G., Veitch, J., Ohberg, P. and Courtial, J. (2004) Vortex sorter for Bose-Einstein condensates. Physical Review A: Atomic, Molecular and Optical Physics, 70(1), art 011603. (doi: 10.1103/PhysRevA.70.011603)

Hirst, Bill, Gibson, Graham ORCID: https://orcid.org/0000-0003-0051-8654, Gillespie, Steve, Archibald, Ian, Podlaha, Olaf, Skeldon, Kenneth D., Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Monk, Steve and Padgett, Miles ORCID: https://orcid.org/0000-0001-6643-0618 (2004) Oil and gas prospecting by ultra-sensitive optical gas detection with inverse gas dispersion modelling. Geophysical Research Letters, 31(12), art L12115. (doi: 10.1029/2004GL019678)

Whyte, G., Ohberg, P. and Courtial, J. (2004) Transverse laser modes in Bose-Einstein condensates. Physical Review A: Atomic, Molecular and Optical Physics, 69(5), art 053610. (doi: 10.1103/PhysRevA.69.053610)

Padgett, Miles ORCID: https://orcid.org/0000-0001-6643-0618, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Allen, Les (2004) Light's orbital angular momentum. Physics Today, 57(5), pp. 35-40. (doi: 10.1063/1.1768672)

Sinclair, Gavin, Leach, Jonathan, Jordan, Pamela, Gibson, Graham ORCID: https://orcid.org/0000-0003-0051-8654, Yao, Eric, Laczik, Zsolt John, Padgett, Miles ORCID: https://orcid.org/0000-0001-6643-0618 and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2004) Interactive application in holographic optical tweezers of a multi-plane Gerchberg-Saxton algorithm for three-dimensional light shaping. Optics Express, 12(8), pp. 1665-1670. (doi: 10.1364/OPEX.12.001665)

Leach, Jonathan, Sinclair, Gavin, Jordan, Pamela, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618, Cooper, Jon and Laczik, Zsolt J. (2004) 3D manipulation of particles into crystal structures using holographic optical tweezers. Optics Express, 12(1), pp. 220-226. (doi: 10.1364/OPEX.12.000220)

Leach, Jonathan, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Skeldon, Kenneth, Barnett, Stephen M. ORCID: https://orcid.org/0000-0003-0733-4524, Franke-Arnold, Sonja ORCID: https://orcid.org/0000-0002-2375-4206 and Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618 (2004) Interferometric methods to measure orbital and spin, or the total angular momentum of a single photon. Physical Review Letters, 92(1), 013601. (doi: 10.1103/PhysRevLett.92.013601)

Bouchal, Z. and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2004) The connection of singular and nondiffracting optics. Journal of Optics A: Pure and Applied Optics, 6(5), S184-S188. (doi: 10.1088/1464-4258/6/5/008)

Gibson, Graham ORCID: https://orcid.org/0000-0003-0051-8654, Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Vasnetsov, Mikhail, Barnett, Stephen ORCID: https://orcid.org/0000-0003-0733-4524, Franke-Arnold, Sonja ORCID: https://orcid.org/0000-0002-2375-4206 and Padgett, Miles ORCID: https://orcid.org/0000-0001-6643-0618 (2004) Increasing the Data Density of Free-space Optical Communications Using Orbital Angular Momentum. In: Free-Space Laser Communications IV, Denver, CO, USA, 02-06 Aug 2004, pp. 367-373. (doi: 10.1117/12.557176)

2003

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972, Padgett, Miles ORCID: https://orcid.org/0000-0001-6643-0618, Leach, Jonathan, Yao, Eric, Barnett, Stephen ORCID: https://orcid.org/0000-0003-0733-4524 and Franke-Arnold, Sonja ORCID: https://orcid.org/0000-0002-2375-4206 (2003) Measuring the topological charge of optical vortices: from the orbital angular momentum of individual photons to the angular uncertainty principle. In: 1st International Conference on Advanced Optoelectronics and Lasers/1st Workshop on Precision Oscillations in Electronics and Optics, Alushta, Ukraine, 16-20 Sep 2003, ISBN 0780379489 (doi: 10.1109/CAOL.2003.1250503)

Leach, J., Franke-Arnold, S. ORCID: https://orcid.org/0000-0002-2375-4206, Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972, Yao, E., Barnett, S. ORCID: https://orcid.org/0000-0003-0733-4524 and Padgett, M. ORCID: https://orcid.org/0000-0001-6643-0618 (2003) Measurement of the Angle-angular Momentum Uncertainty of a Light Beam. In: 5th International Workshop on Laser and Fiber-Optical Networks Modeling, Alushta, Ukraine, 19-20 Sep 2003, p. 145. ISBN 9780780377097 (doi: 10.1109/LFNM.2003.1246106)

Watterson, Calum M.G., Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618 and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2003) Classic-fractal eigenmodes of unstable canonical resonators. Optics Communications, 223(1-3), 17 -23. (doi: 10.1016/S0030-4018(03)01620-1)

Forrester, A., Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 (2003) Performance of a rotating aperture for spinning and orienting objects in optical tweezers. Journal of Modern Optics, 50(10), 1533 -1538. (doi: 10.1080/0950034021000020798)

Wei, H.Q., Xue, X., Leach, J., Padgett, M.J., Barnett, S.M., Franke-Arnold, S., Yao, E. and Courtial, J. (2003) Simplified measurement of the orbital angular momentum of single photons. Optics Communications, 223(1-3), 117 -122. (doi: 10.1016/S0030-4018(03)01619-5)

Leach, J., Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2003) Fractals in pixellated video feedback. Contemporary Physics, 44(2), 137 -143. (doi: 10.1080/0010751021000029598)

Bingelyte, V., Leach, J., Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 (2003) Optically controlled three-dimensional rotation of microscopic objects. Applied Physics Letters, 82(5), 829 -831. (doi: 10.1063/1.1544067)

2002

Forrester, Allan, Lonnqvist, Margareta, Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618 and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2002) Why are the eigenmodes of stable laser resonators structurally stable? Optics Letters, 27(21), 1869 -1871. (doi: 10.1364/OL.27.001869)

Leach, Jonathan, Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618, Barnett, Stephen M. ORCID: https://orcid.org/0000-0003-0733-4524, Franke-Arnold, Sonja ORCID: https://orcid.org/0000-0002-2375-4206 and Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 (2002) Measuring the orbital angular momentum of a single photon. Physical Review Letters, 88(25), p. 257901. (doi: 10.1103/PhysRevLett.88.257901)

Chavez-Cerda, S., Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618, Allison, I., New, G.H.C., Gutierrez-Vega, J.C., O'Neil, A.T., MacVicar, I. and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (2002) Holographic generation and orbital angular momentum of high-order mathieu beams. Journal of Optics B: Quantum and Semiclassical Optics, 4(2), S52 -S57. (doi: 10.1088/1464-4266/4/2/368)

Padgett, M., Courtial, J., Allen, L., Franke-Arnold, S. and Barnett, S.M. (2002) Entanglement of orbital angular momentum for the signal and idler beams in parametric down-conversion. Journal of Modern Optics, 49(5-6), 777 -785. (doi: 10.1080/09500340110108594)

Courtial, J ORCID: https://orcid.org/0000-0002-5990-7972 (2002) Fractal laser mode structure due to iterated diffractive multiple imaging. Journal of Modern Optics, 49, pp. 839-849. (doi: 10.1080/09500340110109719)

2001

Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972, Leach, J. and Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 (2001) Image Processing: Fractals in pixellated video feedback. Nature, 414(6866), p. 864. (doi: 10.1038/414864a)

Forrester, A., Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, M. ORCID: https://orcid.org/0000-0001-6643-0618 (2001) Fractal generation using optical feedback with incoherent gain. Optics Communications, 190(1-6), 123 -127. (doi: 10.1016/S0030-4018(01)01090-2)

2000

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618 (2000) Monitor-outside-a-monitor effect and self-similar fractal structure in the eigenmodes of unstable optical resonators. Physical Review Letters, 85(25), 5320 -5323. (doi: 10.1103/PhysRevLett.85.5320)

Courtial, Johannes ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, Miles J. ORCID: https://orcid.org/0000-0001-6643-0618 (2000) Limit to the orbital angular momentum per unit energy in a light beam that can be focused onto a small particle. Optics Communications, 173(1-6), 269 -274. (doi: 10.1016/S0030-4018(99)00619-7)

Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, M. J. ORCID: https://orcid.org/0000-0001-6643-0618 (2000) Generation of self-reproducing fractal patterns using a multiple imaging system with feedback. Journal of Modern Optics, 47(8), 1469 -1474. (doi: 10.1080/095003400403048)

1999

Allen, L., Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 (1999) Matrix formulation for the propagation of light beams with orbital and spin angular momenta. Physical Review E, 60(6), 7497 -7503. (doi: 10.1103/PhysRevE.60.7497)

Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 and Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 (1999) Poincare-sphere equivalent for light beams containing orbital angular momentum. Optics Letters, 24(7), pp. 430-432. (doi: 10.1364/OL.24.000430)

Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972 and Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 (1999) Performance of a cylindrical lens mode converter for producing Laguerre-Gaussian laser modes. Optics Communications, 159(39141), pp. 13-18. (doi: 10.1016/S0030-4018(98)00599-9)

1998

Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972, Robertson, D.A., Dholakia, K., Allen, L. and Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 (1998) Rotational frequency shift of a light beam. Physical Review Letters, 81(22), pp. 4828-4830. (doi: 10.1103/PhysRevLett.81.4828)

Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972, Dholakia, K., Robertson, D.A., Allen, L. and Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 (1998) Measurement of the rotational frequency shift imparted to a rotating light beam possessing orbital angular momentum. Physical Review Letters, 80(15), pp. 3217-3219. (doi: 10.1103/PhysRevLett.80.3217)

1997

Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972, Dholakia, K., Allen, L. and Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 (1997) Gaussian beams with very high orbital angular momentum. Optics Communications, 144(39236), pp. 210-213. (doi: 10.1016/S0030-4018(97)00376-3)

Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972, Dholakia, K., Allen, L. and Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 (1997) Second-harmonic generation and the conservation of orbital angular momentum with high-order Laguerre-Gaussian modes. Physical Review A: Atomic, Molecular and Optical Physics, 56(5), pp. 4193-4196. (doi: 10.1103/PhysRevA.56.4193)

Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972, Patterson, B.A., Hirst, W., Harvey, A.R. ORCID: https://orcid.org/0000-0002-6825-1688, Duncan, A.J., Sibbett, W. and Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 (1997) Static Fourier-transform ultraviolet spectrometer for gas detection. Applied Optics, 36(13), pp. 2813-2817. (doi: 10.1364/AO.36.002813)

1996

Patterson, B.A., Antoni, M., Courtial, J. ORCID: https://orcid.org/0000-0002-5990-7972, Duncan, A. J., Sibbett, W. and Padgett, M.J. ORCID: https://orcid.org/0000-0001-6643-0618 (1996) An ultra-compact static Fourier-transform spectrometer based on a single birefringent component. Optics Communications, 130(39141), pp. 1-6. (doi: 10.1016/0030-4018(96)00179-4)

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