Prof. Daryl C. Preece Profile

Prof. Daryl C. Preece

Asst. Professor at Beckman Laser Institute and Medical Clinic

SPIE Involvement:

Conference Program Committee | Author

Publications (29)

Proceedings Article | 3 October 2024 Presentation

Vectorial wavefront shaping to obscure nodal surfaces (in bottle beams)

Nicolas Perez, Daryl Preece, Roukuya Mamuti

Proceedings Volume PC13112, PC1311212 (2024) https://doi.org/10.1117/12.3028322

KEYWORDS: Wavefronts, Polarization

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Proceedings Article | 3 October 2024 Presentation

Focused lasers to investigate injury responses in neurons and glial cells

Veronica Gomez-Godinez, Chengbiao Wu, Daryl Preece, Zhixia Shi

Proceedings Volume PC13112, PC1311218 (2024) https://doi.org/10.1117/12.3029797

KEYWORDS: Injuries, Neurons, Glia, Calcium, Traumatic brain injury, Neurodegeneration, Windows, Neuroprotection, Laser induced damage, Cavitation

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Proceedings Article | 2 October 2024 Poster + Paper

Low-cost Fourier ptychographic microscopy for neuroimaging applications

Stephan Bannikov, Paul Gaston, Daryl Preece

Proceedings Volume 13112, 131120C (2024) https://doi.org/10.1117/12.3028924

KEYWORDS: Microscopy, Biological imaging, Organic light emitting diodes, Light sources and illumination, Microscopes, MATLAB, Imaging systems, Image resolution, Fluorescence microscopy

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Proceedings Article | 2 October 2024 Poster + Paper

Exploring astrocyte morphological changes under shear stress: a quantitative imaging and laser-induced shockwaves approach

Pegah Pouladian, Janelle Ho, Nicolas Perez, Nicole Wakida, Veronica Gomez-Godinez, Daryl Preece

Proceedings Volume 13112, 131120D (2024) https://doi.org/10.1117/12.3028932

KEYWORDS: Traumatic brain injury, Lithium, Image segmentation, Image processing, Microscopy, Dichroic mirrors, Quantum imaging, Pulsed laser operation, Microscopes, Statistical analysis

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Proceedings Article | 2 October 2024 Paper

Conservation of orbital angular momentum of light in scattering media

Roukuya Mamuti, Nicolas Perez, Daryl Preece

Proceedings Volume 13112, 1311206 (2024) https://doi.org/10.1117/12.3028183

KEYWORDS: Spiral phase plates, Scattering media, Polystyrene, Signal intensity, Optical vortices, Laser scattering, Particles, Beam path, Signal attenuation

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Proceedings Article | 13 March 2024 Presentation

Exploring the creation of uniformly enclosed optical bottle beams using vectorial wavefront shaping

Nicolas Perez, Daryl Preece

Proceedings Volume PC12901, PC129010P (2024) https://doi.org/10.1117/12.3009354

KEYWORDS: Wavefronts, Phase retrieval, Holography, Computational modeling, Beam path, Amplitude modulation

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Proceedings Article | 5 October 2023 Presentation

Applications of optically generated forces to study cellular interactions and signaling

Daryl Preece, Pegah Pouladian, Nicole Wakida, Veronica Gomez

Proceedings Volume PC12663, PC126630C (2023) https://doi.org/10.1117/12.2677977

KEYWORDS: Traumatic brain injury, Optical tweezers, Biomedical optics, Signal analyzers, Microscopy, Laser optics, Laser ablation, Injuries, Fluorescence imaging, Equipment

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Proceedings Article | 17 March 2023 Presentation

Is it possible to make a perfect optical bottle beam?

Nicolas Perez, Daryl Preece

Proceedings Volume PC12436, PC1243604 (2023) https://doi.org/10.1117/12.2651066

KEYWORDS: Optical tweezers, Wavefronts, Particles, Polarization, Polarizability, Phase retrieval, Holography, Destructive interference, Computational modeling, Chemical species

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Proceedings Article | 8 December 2022 Paper

Light guiding through suspensions of red blood cells

Anna Bezryadina, Nicolas Perez, Daryl Preece, Zhigang Chen

Proceedings Volume 12479, 124790Z (2022) https://doi.org/10.1117/12.2659396

KEYWORDS: Waveguides, Blood, Laser scattering, Scattering, Laser beam diagnostics, Light scattering, Imaging spectroscopy, Dielectric polarization, Biomedical optics, Scattering media

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Proceedings Article | 3 October 2022 Presentation

Optical signaling through biological waveguides

Nicolas Perez, Anna Bezryadina, Robert Wilson, Daryl Preece

Proceedings Volume PC12198, PC121980B (2022) https://doi.org/10.1117/12.2633316

KEYWORDS: Waveguides, Polarization, Biomedical optics, Light scattering, Scattering media, Scattering, Optical properties, Laser beam diagnostics, Blood, Wavefronts

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Proceedings Article | 9 March 2022 Presentation

Optical signaling in biological waveguides

Nicolas Perez, Daryl Preece, Anna Bezryadina

Proceedings Volume PC12017, PC1201707 (2022) https://doi.org/10.1117/12.2609270

KEYWORDS: Waveguides, Biomedical optics, Light scattering, Telecommunications, Scattering, Polarization, Blood, Scattering media, Optical vortices, Optical properties

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Proceedings Article | 3 August 2021 Paper

Laser induced shockwave paired with FRET to study neuronal responses to shear stress

Veronica Gomez Godinez, Vikash Morar, Christopher Carmona, Yingli Gu, Kijung Sung, Linda Shi, Chengbiao Wu, Daryl Preece, Michael Berns

Proceedings Volume 11798, 117982H (2021) https://doi.org/10.1117/12.2595803

KEYWORDS: Calcium, Fluorescence resonance energy transfer, Neurons, Biosensors, Traumatic brain injury

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Proceedings Article | 1 August 2021 Presentation + Paper

A method to study cellular injuries using optical trapping combined with laser-induced shockwaves under quantitative phase microscope

Pegah Pouladian, Nicolas Perez, Toyohiko Yamauchi, Nicole Wakida, Michael Berns, Daryl Preece

Proceedings Volume 11798, 1179808 (2021) https://doi.org/10.1117/12.2594780

KEYWORDS: Optical tweezers, Lithium, Injuries, Pulsed laser operation, Microscopes, Beam splitters, Microscopy, Digital image correlation, Phase contrast, Mirrors

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Proceedings Article | 1 August 2021 Presentation

Conservation of Orbital Angular Momentum and Polarization through Biological Waveguides

Nicolas Perez, Daryl Preece, Anna Bezryadina

Proceedings Volume 11818, 1181804 (2021) https://doi.org/10.1117/12.2593851

KEYWORDS: Waveguides, Polarization, Light scattering, Scattering media, Scattering, Optical properties, Multiple scattering, Laser scattering, Laser beam diagnostics, Blood

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Proceedings Article | 20 August 2020 Poster + Presentation + Paper

Simulating Traumatic Brain Injury (TBI) using laser-induced shockwave under quantitative phase microscopy

Pegah Pouladian, Toyohiko Yamauchi, Nicole Wakida, Michael Berns, Daryl Preece

Proceedings Volume 11463, 1146321 (2020) https://doi.org/10.1117/12.2569334

KEYWORDS: Traumatic brain injury, Injuries, Microscopy, Lithium, Optical simulations, Microfluidics, Laser systems engineering, 3D image processing, Pulsed laser operation

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Proceedings Article | 15 June 2020 Paper

Controlling orbital angular momentum in microscopic and topological systems

Daryl Preece, Zhiwei Shi, Zhigang Chen, Halina Rubinsztein-Dunlop

Proceedings Volume 11522, 115221H (2020) https://doi.org/10.1117/12.2573767

KEYWORDS: Beam splitters, Microscopes, Dielectrics, Objectives, Polarization, Physics, Distortion, Beam propagation method, Health sciences, Astronomy

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Proceedings Article | 17 September 2018 Presentation

Characterizing forces imparted on cells using laser-induced shockwaves (Conference Presentation)

Christopher Carmona, Michael Berns, Daryl Preece, Veronica Gomez-Godinez, Linda Shi

Proceedings Volume 10723, 107230D (2018) https://doi.org/10.1117/12.2322797

KEYWORDS: Traumatic brain injury, Imaging systems, Brain, Neurodegeneration, Injuries, Optical tweezers, Laser ablation, Electro optical modeling, Pathogens, Neurons

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Proceedings Article | 11 October 2017 Presentation

Manipulating mutant bacterial cells by tug-of-war multi-trap tweezers (Conference Presentation)

Josh Lamstein, Anna Bezryadina, Daryl Preece, Joseph Chen, Zhigang Chen

Proceedings Volume 10347, 1034705 (2017) https://doi.org/10.1117/12.2277107

KEYWORDS: Optical tweezers, Beam shaping, Biomedical optics, Particles, Mirrors, Holography, Wavefronts, Optical calibration, Microscopy

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Proceedings Article | 25 August 2017 Paper

Revealing the micromechanics driving cellular division: optical manipulation of force-bearing substructure in mitotic cells

Matthew Ono, Daryl Preece, Michelle Duquette, Arthur Forer, Michael Berns

Proceedings Volume 10347, 1034703 (2017) https://doi.org/10.1117/12.2273056

KEYWORDS: Laser microsurgery, Optical tweezers, Optical manipulation, Tissues, Genetics

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Proceedings Article | 25 August 2017 Paper

Probing mechanobiology with laser-induced shockwaves

Christopher Carmona, Daryl Preece, Veronica Gomez-Godinez, Linda Shi, Michael Berns

Proceedings Volume 10347, 103470D (2017) https://doi.org/10.1117/12.2274563

KEYWORDS: Traumatic brain injury, Cavitation, Dye lasers, Plasma, In vitro testing, Pulsed laser operation, Neurodegeneration, Visualization, Imaging systems, Animal model studies

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Proceedings Article | 27 February 2017 Paper

Optimizing beams with transverse vortices

Daryl Preece, Halina Rubinsztein-Dunlop

Proceedings Volume 10120, 1012008 (2017) https://doi.org/10.1117/12.2251628

KEYWORDS: Computer generated holography, Optical vortices, Spiral phase plates, Quantum communications, Microscopy, Beam propagation method, Beam shaping, Wave propagation, Spatial frequencies, Optical micromanipulation

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Proceedings Article | 16 September 2016 Paper

The effect of red light irradiation on spermatozoa DNA

Kay Chow, Daryl Preece, Veronica Gomez-Godinez, Michael Berns

Proceedings Volume 9922, 99222P (2016) https://doi.org/10.1117/12.2238182

KEYWORDS: Safety, In vitro testing, Laser irradiation, DNA profiling, Optical tweezers, Head, Particles, Detection and tracking algorithms, Visualization, Algorithm development

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Proceedings Article | 25 August 2015 Presentation + Paper

A model for traumatic brain injury using laser induced shockwaves

A. Selfridge, D. Preece, V. Gomez, L. Shi, M. Berns

Proceedings Volume 9548, 95480P (2015) https://doi.org/10.1117/12.2189724

KEYWORDS: Traumatic brain injury, Neurons, Wavelets, Axons, Luminescence, Lithium, Systems modeling, Laser induced damage, In vitro testing, Microfluidics

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SPIE Journal Paper | 13 February 2015 Open Access

Rat embryonic hippocampus and induced pluripotent stem cell derived cultured neurons recover from laser-induced subaxotomy

Aaron Selfridge, Nicholas Hyun, Chai-Chun Chiang, Sol Reyna, April Weissmiller, Linda Shi, Daryl Preece, William Mobley, Michael Berns

NPh, Vol. 2, Issue 01, 015006, (February 2015) https://doi.org/10.1117/12.10.1117/1.NPh.2.1.015006

KEYWORDS: Neurons, Axons, Laser induced damage, Stem cells, Injuries, Cones, Nerve, Neurophotonics, Microfluidics, Microscopes

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Proceedings Article | 16 September 2014 Paper

Viscoelasticity measurements inside liposomes

Shu Zhang, Lachlan Gibson, Daryl Preece, Timo Nieminen, Halina Rubinsztein-Dunlop

Proceedings Volume 9164, 91642O (2014) https://doi.org/10.1117/12.2060938

KEYWORDS: Particles, Microfluidics, Optical tweezers, Optical spheres, Polarization, Physics, Cell biology, Optical manipulation, Bragg cells, Systems modeling

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Proceedings Article | 12 September 2013 Paper

Optical tweezers for precise control of micro-bubble arrays: in situ temperature measurement

Tristan Burns, Daryl Preece, Timo Niemenen, Haliina Rubinsztein-Dunlop

Proceedings Volume 8810, 88102B (2013) https://doi.org/10.1117/12.2024254

KEYWORDS: Cavitation, Particles, Optical tweezers, Temperature metrology, Control systems, Spatial light modulators, Convection, Carbon, Modulation, Microfluidics

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Proceedings Article | 9 September 2011 Paper

'Wiggler-Waggler': towards optical measurements of the complex shear modulus

James Bennett, Emmanuel Brousse, Bastian Baudisch, Daryl Preece, Timo Nieminen, Norman Heckenberg, Halina Rubinsztein-Dunlop

Proceedings Volume 8097, 809715 (2011) https://doi.org/10.1117/12.894969

KEYWORDS: Particles, Polarization, Bragg cells, Optical tweezers, Optical spheres, Motion measurement, Microfluidics, Calibration, Optical testing, Optical micromanipulation

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Proceedings Article | 17 February 2011 Paper

Measurement of angular momentum flux in optical tweezers

Halina Rubinsztein-Dunlop, Theodor Asavei, Daryl Preece, Alexander Stilgoe, Norman Heckenberg, Timo Nieminen

Proceedings Volume 7950, 79500I (2011) https://doi.org/10.1117/12.886221

KEYWORDS: Holograms, Optical tweezers, Polarization, Objectives, Spatial light modulators, Particles, Optical testing, Glasses, Geometrical optics, Wavefronts

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Proceedings Article | 20 August 2009 Paper

A comprehensive software suite for optical trapping and manipulation

Daryl Preece, Richard Bowman, Graham Gibson, Miles Padgett

Proceedings Volume 7400, 74001N (2009) https://doi.org/10.1117/12.826924

KEYWORDS: Cameras, Optical tweezers, Holograms, Particles, Spatial light modulators, Image processing, Visualization, Video, OpenGL, Holography

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Showing 5 of 29 publications

Conference Committee Involvement (25)

Optical Trapping and Optical Micromanipulation XXII

3 August 2025 | San Diego, California, United States

Laser Beam Shaping XXIV

3 August 2025 | San Diego, California, United States

Complex Light and Optical Forces XIX

27 January 2025 | San Francisco, California, United States

Optical Trapping and Optical Micromanipulation XXI

18 August 2024 | San Diego, California, United States

Complex Light and Optical Forces XVIII

29 January 2024 | San Francisco, California, United States

Laser Beam Shaping XXIII

21 August 2023 | San Diego, California, United States

Optical Trapping and Optical Micromanipulation XX

20 August 2023 | San Diego, California, United States

Complex Light and Optical Forces XVII

30 January 2023 | San Francisco, California, United States

Laser Beam Shaping XXII

23 August 2022 | San Diego, California, United States

Optical Trapping and Optical Micromanipulation XIX

21 August 2022 | San Diego, California, United States

Complex Light and Optical Forces XVI

24 January 2022 | San Francisco, California, United States

Optical Trapping and Optical Micromanipulation XVIII

2 August 2021 | San Diego, California, United States

Laser Beam Shaping XXI

1 August 2021 | San Diego, California, United States

Complex Light and Optical Forces XV

6 March 2021 | Online Only, California, United States

Laser Beam Shaping XX

24 August 2020 | Online Only, California, United States

Optical Trapping and Optical Micromanipulation XVII

24 August 2020 | Online Only, California, United States

Complex Light and Optical Forces XIV

4 February 2020 | San Francisco, California, United States

Laser Beam Shaping XIX

11 August 2019 | San Diego, California, United States

Optical Trapping and Optical Micromanipulation XVI

11 August 2019 | San Diego, California, United States

Complex Light and Optical Forces XIII

5 February 2019 | San Francisco, California, United States

Laser Beam Shaping XVIII

20 August 2018 | San Diego, California, United States

Optical Trapping and Optical Micromanipulation XV

19 August 2018 | San Diego, California, United States

Complex Light and Optical Forces XII

30 January 2018 | San Francisco, California, United States

Optical Trapping and Optical Micromanipulation XIV

6 August 2017 | San Diego, California, United States

Complex Light and Optical Forces XI

31 January 2017 | San Francisco, California, United States

Showing 5 of 25 Conference Committees

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