Prof. Jeffrey A. Squier Profile

Prof. Jeffrey A. Squier

Professor of Physics at Colorado School of Mines

SPIE Involvement:

Author

Publications (66)

Proceedings Article | 13 March 2024 Presentation

Spatial frequency modulated imaging with a single femtosecond pulse

Olivier Bernard, Seth Cottrell, Randy Bartels, Yves Bellouard, Jeff Squier

Proceedings Volume PC12870, PC1287006 (2024) https://doi.org/10.1117/12.3001083

KEYWORDS: Spatial frequencies, Frequency modulation, Femtosecond pulse shaping, Femtosecond phenomena, Image resolution, Optical coherence, Coherence imaging, Sensors, Second harmonic generation, Reticles

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Proceedings Article | 13 March 2024 Presentation

Ratiometric spatial frequency modulation imaging for monitoring temperature in laser powder bed fusion

Scott Hunter, Adriana Eres-Castellanos, Jonah Klemm-Toole, Amy Clarke, Daniel Adams, Randy Bartels, Jeff Squier

Proceedings Volume PC12876, PC128760C (2024) https://doi.org/10.1117/12.3001954

KEYWORDS: Spatial frequencies, Modulation, Laser welding, Photodiodes, Spatial resolution, Signal processing, Temporal resolution, Semiconductor lasers, Reflection, Printing

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Proceedings Article | 13 March 2024 Presentation

Wide-field third-harmonic imaging of femtosecond laser-induced in-volume modifications

Chrysoula Stathaki, Olivier Bernard, Vasiliki Stergiopoulou, Matthieu Simeoni, Martin Vetterli, Jeff Squier, Yves Bellouard

Proceedings Volume PC12875, PC128750C (2024) https://doi.org/10.1117/12.3005671

KEYWORDS: Femtosecond phenomena, Laser processing, Ytterbium, Ultrafast imaging, Third harmonic generation, Taxonomy, Photonic devices, Nondestructive evaluation, Near ultraviolet, Materials processing

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SPIE Journal Paper | 4 October 2023 Open Access

Cascaded domain multiphoton spatial frequency modulation imaging

Daniel Scarbrough, Anna Thomas, Jeff Field, Randy Bartels, Jeff Squier

JBO, Vol. 28, Issue 10, 106502, (October 2023) https://doi.org/10.1117/12.10.1117/1.JBO.28.10.106502

KEYWORDS: Modulation, Spatial frequencies, Point spread functions, Resolution enhancement technologies, Optical gratings, Imaging systems, Pulse signals, Nanodiamonds, Multiphoton microscopy, Image resolution

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Proceedings Article | 25 April 2023 Poster + Paper

Enhanced resolution dispersion optimized multiphoton microscopy with spatial frequency modulation imaging

Daniel Scarbrough, Anna Thomas, Jeff Field, Randy Bartels, Jeff Squier

Proceedings Volume 12384, 123840O (2023) https://doi.org/10.1117/12.2650490

KEYWORDS: Modulation, Spatial frequencies, Resolution enhancement technologies, Point spread functions, Imaging systems, Image resolution, Modulation transfer functions, Spatial resolution, Pulse signals, Optical gratings

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Proceedings Article | 17 March 2023 Presentation

In situ wide-field third harmonic generation microscopy for monitoring femtosecond laser-induced defects

Olivier Bernard, Andrea Kraxner, Assim Boukhayma, Jeff Squier, Christian Enz, Yves Bellouard

Proceedings Volume PC12411, PC124110Q (2023) https://doi.org/10.1117/12.2649090

KEYWORDS: Microscopy, Femtosecond phenomena, Harmonic generation, Visible radiation, Tomography, Third-harmonic generation, Taxonomy, Sensors, Photonics, Photon counting

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Proceedings Article | 9 March 2023 Presentation

Computational single pixel anti-bunching quantum imaging

Randy Bartels, Gabe Murray, Jeffrey Field, Jeff Squier

Proceedings Volume PC12447, PC124471G (2023) https://doi.org/10.1117/12.2650834

KEYWORDS: Quantum computing, Photons, Super resolution microscopy, Super resolution, Photon counting, Modulation, Cameras

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Proceedings Article | 3 October 2022 Presentation

Spatial frequency modulation imaging: wavelength domain and spatial domain multiplexing

Jeffrey Squier, Daniel Scarbrough, Seth Cottrell, Scott Hunter

Proceedings Volume PC12228, PC122280O (2022) https://doi.org/10.1117/12.2635876

KEYWORDS: Spatial frequencies, Multiplexing, Modulation, Optics manufacturing, Microscopes, Luminescence, Imaging systems, Relays, Multiphoton microscopy, Multiphoton fluorescence microscopy

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Proceedings Article | 2 March 2022 Presentation

High speed spatial frequency modulation nonlinear spectroscopic microscopy and tomography

Randy Bartels, Gabe Murray, Patrick Stockton, Ali Pezeshki, Jeff Field, Jeff Squier

Proceedings Volume PC11971, PC1197101 (2022) https://doi.org/10.1117/12.2613518

KEYWORDS: Tomography, Spatial frequencies, Microscopy, Spectroscopy, Optical tomography, Modulation, Diffraction, Optical microscopy, Optical imaging, Optical coherence tomography

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Proceedings Article | 2 March 2022 Presentation

High speed spatial frequency modulation nonlinear spectroscopic microscopy

Randy Bartels, Sandro Heuke, Jeff Field, Jeff Squier, Anne Sentenac, Hervé Rigneault

Proceedings Volume PC11973, PC119730R (2022) https://doi.org/10.1117/12.2613516

KEYWORDS: Microscopy, Spatial frequencies, Modulation, Spectroscopy, Raman spectroscopy, Sensors, Optical microscopy, Laser scattering, Doppler effect, CARS tomography

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Proceedings Article | 1 August 2021 Presentation

Multimodality, multidimensional spatial frequency modulation imaging

Jeffrey Squier, John Czerski, Daniel Scarbrough, Dan Adams

Proceedings Volume 11825, 118250L (2021) https://doi.org/10.1117/12.2597307

KEYWORDS: Spatial frequencies, Modulation, Imaging systems, Resolution enhancement technologies, Luminescence, Image resolution, Spatial resolution, Optical imaging, Microscopes, High speed imaging

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Proceedings Article | 10 March 2020 Presentation

Super-resolution imaging using saturated absorption combined with spatial frequency modulated Imaging (Conference Presentation)

Patrick Stockton, Keith Wernsing, Jeff Field, Jeff Squier

Proceedings Volume 11254, 112540P (2020) https://doi.org/10.1117/12.2546071

KEYWORDS: Super resolution, Absorption, Spatial frequencies, Modulation, Coherence imaging, Optical microscopy, Spatial resolution, Diffraction, Stimulated emission depletion microscopy, Super resolution microscopy

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Proceedings Article | 9 March 2020 Presentation

Advances in two-dimensional spatial frequency modulation imaging (SPIFI) (Conference Presentation)

Alyssa Allende Motz, Randy Bartels, John Czerski, Jeffrey Field, Daniel Scarbrough, Patrick Stockton, Jeffrey Squier, Keith Wernsing

Proceedings Volume 11216, 112160V (2020) https://doi.org/10.1117/12.2546205

KEYWORDS: Spatial frequencies, Modulation, Image resolution, Resolution enhancement technologies, Image enhancement, Systems modeling, Spatial resolution, Manufacturing, Imaging systems

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Proceedings Article | 9 March 2020 Presentation

Comparative study between laser processing using optimized simultaneous spatial and temporal focusing and standard focusing (Conference Presentation)

John Czerski, Jeffrey Squier, Yves Bellouard, Arunkrishnan Radhakrishnan

Proceedings Volume 11270, 112700Z (2020) https://doi.org/10.1117/12.2546675

KEYWORDS: Laser processing, Spectroscopy, Multiphoton microscopy, Transmittance, Feedback control

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Proceedings Article | 4 March 2019 Presentation

Multiphoton superresolution imaging using lateral-axial tomography and single-pixel spatial-frequency projections (Conference Presentation)

Keith Wernsing, Jeffrey Field, Jeff Squier, Randy Bartels

Proceedings Volume 10884, 108840E (2019) https://doi.org/10.1117/12.2510204

KEYWORDS: Super resolution, Tomography, Spatial frequencies, Scattering, Modulation, Biomedical optics, Optical imaging, Multiple scattering, Luminescence, Harmonic generation

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Proceedings Article | 17 September 2018 Presentation

Extending the performance of linear and nonlinear spatial frequency modulated imaging platforms (Conference Presentation)

Jeffrey Squier, Nathan Worts, Alyssa Allende Motz, Jeff Field, Keith Wernsing, Patrick Stockton, Randy Bartels

Proceedings Volume 10753, 107530L (2018) https://doi.org/10.1117/12.2321327

KEYWORDS: Spatial frequencies, Modulation, Imaging systems, Multimodal imaging, Multiphoton microscopy, Amplitude modulation, Scattering media, Resolution enhancement technologies, Image resolution, Nonlinear dynamics

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Proceedings Article | 14 March 2018 Presentation

Two-dimensional single-pixel superresolution imaging by conjugate-domain computed tomography (Conference Presentation)

Keith Wernsing, Jeffrey Field, Jeff Squier, Randy Bartels

Proceedings Volume 10500, 105000G (2018) https://doi.org/10.1117/12.2289356

KEYWORDS: Multiphoton microscopy, Computed tomography, Microscopy, Super resolution, Harmonic generation, Multiphoton fluorescence microscopy, Modulation, Spatial frequencies, Diffraction, Molecules

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Proceedings Article | 2 March 2017 Paper

Spatial Frequency Modulated Imaging (SPIFI) with amplitude or phase grating from a spatial light modulator

Michael Young, Emerson Barbano, Nathan Worts, Jeffrey Field, Christopher Hoy, Keith Wernsing, Randy Bartels, Jeff Squier

Proceedings Volume 10069, 100692P (2017) https://doi.org/10.1117/12.2251308

KEYWORDS: Spatial frequencies, Resolution enhancement technologies, Multiphoton microscopy, Harmonic generation, Microscopes, Signal to noise ratio, Modulation, Second-harmonic generation, Image resolution, Polarization, Spatial light modulators, Objectives, Stereolithography, Phase shift keying, Reticles

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Proceedings Article | 9 March 2016 Presentation + Paper

Point spread function engineering with multiphoton SPIFI

Keith Wernsing, Jeffrey Field, Scott Domingue, Alyssa Allende-Motz, Keith DeLuca, Dean Levi, Jennifer DeLuca, Michael Young, Jeff Squier, Randy Bartels

Proceedings Volume 9713, 971304 (2016) https://doi.org/10.1117/12.2213090

KEYWORDS: Spatial frequencies, Diffraction, Microscopy, Resolution enhancement technologies, Spatial resolution, Multiphoton microscopy, Modulation, Image resolution, Optical microscopy, Super resolution, Point spread functions, Electroluminescent displays, Optical transfer functions, Fourier transforms, Modulators, Binary data, Objectives, Image processing

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Proceedings Article | 7 March 2014 Paper

Simultaneously spatially and temporally focusing light for tailored ultrafast micro-machining

Jens Thomas, Erica Block, Michael Greco, Amanda Meier, Charles Durfee, Jeffrey Squier, Stefan Nolte, Andreas Tünnermann

Proceedings Volume 8972, 897219 (2014) https://doi.org/10.1117/12.2037933

KEYWORDS: Dispersion, Ultrafast phenomena, Micromachining, Objectives, Collimation, Beam splitters, Microscopy, Ultrafast lasers, Crystals, Pulsed laser operation

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Proceedings Article | 3 November 2011 Paper

Multifocal nonlinear microscope with single element detector for multidepth imaging

R. Carriles, E. Hoover, J. Field, K. Sheetz, J. Squier

Proceedings Volume 8011, 80118K (2011) https://doi.org/10.1117/12.901972

KEYWORDS: Microscopes, Polarization, Second-harmonic generation, Field programmable gate arrays, Mirrors, Clocks, Beam splitters, Sensors, Microscopy, Microorganisms

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Proceedings Article | 11 February 2011 Paper

Polymer micro-molding of femtosecond laser micromachined substrates

Marco Matteucci, Frédéric Madani-Grasset, Yves Bellouard, Dawn Vitek, Jeff Squier

Proceedings Volume 7925, 79250X (2011) https://doi.org/10.1117/12.886305

KEYWORDS: Glasses, Silica, Femtosecond phenomena, Etching, Glass molding, Scanning electron microscopy, Surface roughness, Carbon dioxide lasers, Polymers, Optical lithography

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Proceedings Article | 11 February 2011 Paper

3D optical trapping calibration and optical micromanipulation using 808-nm diode-laser bar

Mariana Potcoava, Leo Krzewina, Erich Hoover, Myung Kim, Jeff Squier, David W. Marr, Ralph Jimenez

Proceedings Volume 7904, 79040A (2011) https://doi.org/10.1117/12.876010

KEYWORDS: Particles, Optical tweezers, Calibration, Semiconductor lasers, Holograms, Digital holography, Microscopes, Optical calibration, CMOS sensors, Holography

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Proceedings Article | 11 February 2011 Paper

Dynamics of optically trapped red blood cells by phase contrast microscopy

Mariana Potcoava, Erich Hoover, Kevin Roth, Gianna Riccota, Jeff Squier, Ralph Jimenez, David W. Marr

Proceedings Volume 7902, 79020V (2011) https://doi.org/10.1117/12.876032

KEYWORDS: Optical tweezers, Phase contrast, Microfluidics, Blood, Microscopes, Semiconductor lasers, Particles, Argon, Microscopy, Calibration

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SPIE Journal Paper | 1 July 2010 Open Access

Cell deformation cytometry using diode-bar optical stretchers

Ihab Sraj, Charles Eggleton, Ralph Jimenez, Erich Hoover, Jeffrey Squier, Justin Chichester, David Marr

JBO, Vol. 15, Issue 04, 047010, (July 2010) https://doi.org/10.1117/12.10.1117/1.3470124

KEYWORDS: Microfluidics, Semiconductor lasers, Optical tweezers, Biomedical optics, Diodes, Video, Spherical lenses, Geometrical optics, Optical simulations, Integrated optics

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Proceedings Article | 26 August 2008 Paper

Role of local fields and defects in the nonlinear response of metal nanostructures

Martti Kauranen, Hannu Husu, Sami Kujala, Brian Canfield, Janne Laukkanen, Benfeng Bai, Markku Kuittinen, Jari Turunen, Juha Kontio, Jukka Viheriälä, Tapio Niemi, Eric Chandler, Jeff Squier

Proceedings Volume 7032, 70321J (2008) https://doi.org/10.1117/12.794220

KEYWORDS: Second-harmonic generation, Polarization, Metals, Nonlinear response, Particles, Nanostructures, Gold, Mirrors, Dielectric polarization, Plasmons

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Proceedings Article | 15 October 2007 Paper

Simultaneous imaging of multiple focal planes in scanning two-photon absorption microscope by photon counting

Ramón Carriles, Erich Hoover, Wafa Amir, Jeffery Squier

Proceedings Volume 6771, 67710C (2007) https://doi.org/10.1117/12.731868

KEYWORDS: Clocks, Microscopes, Luminescence, Field programmable gate arrays, Photon counting, Objectives, Control systems, Electronics, Beam splitters, Data transmission

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Proceedings Article | 28 February 2006 Paper

Ultrafast third harmonic micro-spectroscopy reveals a two-photon resonance in human hemoglobin

Omar Clay, Chris Schaffer, Jeffrey Squier, David Kleinfeld

Proceedings Volume 6108, 610809 (2006) https://doi.org/10.1117/12.659110

KEYWORDS: Glasses, Interfaces, Absorption, Microscopy, Harmonic generation, Ultrafast phenomena, Laser scanners, Laser energy, Refractive index, Multiphoton microscopy

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Proceedings Article | 14 October 2005 Paper

Time and structural crosscorrelation image analysis of microscopic volumes, simultaneously recorded with second harmonic generation, third harmonic generation, and multiphoton excitation fluorescence microscopy

Catherine Greenhalgh, Richard Cisek, Nicole Prent, Arkady Major, Juerg Aus de Au, Jeff Squier, Virginijus Barzda

Proceedings Volume 5969, 59692F (2005) https://doi.org/10.1117/12.628786

KEYWORDS: Image analysis, Luminescence, Harmonic generation, Microscopy, Image visualization, Image segmentation, Multiphoton microscopy, Microscopes, Visualization, 3D image processing

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Proceedings Article | 24 March 2005 Paper

Visualization of nanocontractions in cardiomyocytes by simultaneous detection of second- and third- harmonic generation and multiphoton excitation fluorescence microscopy

Catherine Greenhalgh, Virginijus Barzda, Steven Elmore, Johannes van Beek, Juerg Aus der Au, Jeffrey Squier

Proceedings Volume 5701, (2005) https://doi.org/10.1117/12.591212

KEYWORDS: Second-harmonic generation, Microscopy, Luminescence, Multiphoton microscopy, Harmonic generation, Multiphoton fluorescence microscopy, Microscopes, Molecules, Visualization, Multichannel imaging systems

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Proceedings Article | 1 June 2004 Paper

Second- and third-harmonic generation and multiphoton excitation fluorescence microscopy for simultaneous imaging of cardiomyocytes

Virginijus Barzda, Catherine Greenhalgh, Juerg Aus der Au, Jeffrey Squier, Steven Elmore, Johannes van Beek

Proceedings Volume 5340, (2004) https://doi.org/10.1117/12.529287

KEYWORDS: Luminescence, Second-harmonic generation, Microscopy, Multiphoton microscopy, Multiphoton fluorescence microscopy, Signal generators, Microscopes, Interfaces, 3D image processing, Harmonic generation

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Proceedings Article | 1 June 2004 Paper

Polarization state effects in third-harmonic generation with applications in microscopy and ultrashort pulse measurement

David Fittinghoff, Virginijus Barzda, Jeffrey Squier, Juerg Aus der Au

Proceedings Volume 5340, (2004) https://doi.org/10.1117/12.528284

KEYWORDS: Polarization, Microscopes, Gaussian beams, Ultrafast phenomena, Microscopy, Absorption, Luminescence, Harmonic generation, Third-harmonic generation, Interferometry

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Proceedings Article | 17 June 2002 Paper

Live cell studies of adhesion receptors by two-photon image correlation spectroscopy and image cross-correlation spectroscopy

Paul Wiseman, Jeffrey Squier

Proceedings Volume 4620, (2002) https://doi.org/10.1117/12.470675

KEYWORDS: Diffusion, Spectroscopy, Imaging spectroscopy, Receptors, Fluorescence correlation spectroscopy, Proteins, Tissues, Image analysis, Microscopes, Correlation function

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Proceedings Article | 11 June 2002 Paper

Femtosecond x-ray studies of the photo-induced structural phase transition in VO2

Andrea Cavalleri, Csaba Toth, Craig Siders, Jeffrey Squier, Patrick Forget, Sebastien Magnan, Jean-Claude Kieffer

Proceedings Volume 4643, (2002) https://doi.org/10.1117/12.470410

KEYWORDS: X-rays, Femtosecond phenomena, Reflectivity, Diffraction, Crystals, Picosecond phenomena, Ultrafast phenomena, X-ray diffraction, Electrons, Plasma

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Proceedings Article | 1 April 2002 Paper

Measurement of cell surface protein dynamics by two-photon image correlation spectroscopy and image cross-correlation spectroscopy

Paul Wiseman, Jeffrey Squier

Proceedings Volume 4633, (2002) https://doi.org/10.1117/12.461365

KEYWORDS: Diffusion, Quantum dots, Spine, Spectroscopy, Imaging spectroscopy, Receptors, Proteins, Fluorescence correlation spectroscopy, Luminescence, Image analysis

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Proceedings Article | 1 April 2002 Paper

Micromachining and material change characterization using femtosecond laser oscillators

Christopher Schaffer, Juerg Aus der Au, Eric Mazur, Jeffrey Squier

Proceedings Volume 4633, (2002) https://doi.org/10.1117/12.461370

KEYWORDS: Waveguides, Femtosecond phenomena, Oscillators, Microscopy, Microscopes, Refractive index, Glasses, Micromachining, Interfaces, Harmonic generation

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Proceedings Article | 14 November 2001 Paper

Characterization of a broadband multi-keV laser plasma x-ray source for femtosecond time-resolved EXAFS

Patrick Forget, Fabien Dorchies, Jean-Claude Kieffer, Csaba Toth, Andrea Cavalleri, Craig Siders, Jeffrey Squier, Olivier Peyrusse

Proceedings Volume 4504, (2001) https://doi.org/10.1117/12.448477

KEYWORDS: X-rays, Plasma, Femtosecond phenomena, X-ray sources, Laser systems engineering, Solids, Spectroscopy, Temporal resolution, Tantalum, Pulsed laser operation

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Proceedings Article | 24 April 2001 Paper

High-efficiency temporally decorrelated multifocal arrays for multiphoton microscopy and micromachining

David Fittinghoff, Jeffrey Squier

Proceedings Volume 4262, (2001) https://doi.org/10.1117/12.424555

KEYWORDS: Objectives, Microscopes, Beam splitters, Mirrors, Multiphoton microscopy, Micromachining, Fabry–Perot interferometers, Lenses, Collimation, Oscillators

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Proceedings Article | 24 April 2001 Paper

Two-photon image correlation spectroscopy and image cross-correlation spectroscopy

Paul Wiseman, Jeffrey Squier

Proceedings Volume 4262, (2001) https://doi.org/10.1117/12.424565

KEYWORDS: Receptors, Diffusion, Imaging spectroscopy, Spectroscopy, Fluorescence correlation spectroscopy, Image analysis, Microscopes, Luminescence, Fluorescence spectroscopy, Plasma

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Proceedings Article | 23 May 2000 Paper

Development of 3D real-time microscope with touch interaction

Xylar Asay-Davis, Tim Foley, Jeffrey Squier, Kent Wilson

Proceedings Volume 3934, (2000) https://doi.org/10.1117/12.386350

KEYWORDS: Microscopes, Haptic technology, Optical tweezers, Visualization, Semiconductor lasers, Confocal microscopy, 3D image processing, Scanners, 3D acquisition, Digital cameras

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Proceedings Article | 2 May 2000 Paper

Generation and imaging with third harmonic

G. Brakenhoff, Jeffrey Squier

Proceedings Volume 3919, (2000) https://doi.org/10.1117/12.384199

KEYWORDS: Interfaces, Confocal microscopy, Objectives, Harmonic generation, Refractive index, Glasses, Wavefronts, Image acquisition, CCD cameras, Lens design

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Proceedings Article | 2 May 2000 Paper

Dynamic image correlation spectroscopy (ICS) and two-color image cross-correlation spectroscopy (ICCS): concepts and application

Paul Wiseman, Jeffrey Squier, Kent Wilson

Proceedings Volume 3919, (2000) https://doi.org/10.1117/12.384193

KEYWORDS: Microscopes, Fluorescence correlation spectroscopy, Diffusion, Imaging spectroscopy, Spectroscopy, Video, Image filtering, Luminescence, Correlation function, Macromolecules

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SPIE Journal Paper | 1 July 1999 Open Access

Effect of pulse shape on the efficiency of multiphoton process: implications for biological microscopy

Chris Bardeen, Vladislav Yakovlev, Jeffrey Squier, Kent Wilson, Scott Carpenter, Peter Weber

JBO, Vol. 4, Issue 03, (July 1999) https://doi.org/10.1117/12.10.1117/1.429937

KEYWORDS: Luminescence, Multiphoton processes, Bragg cells, Crystals, Multiphoton microscopy, Pulsed laser operation, Acoustics, Shape analysis, Distortion, Microscopy

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Proceedings Article | 4 June 1999 Paper

Spatial and temporal characterization of the focusing of ultrashort pulses by high-NA objectives for ultrafast multiphoton microscopy

Andrew Millard, David Fittinghoff, Jeffrey Squier, Michiel Mueller

Proceedings Volume 3616, (1999) https://doi.org/10.1117/12.351823

KEYWORDS: Objectives, Second-harmonic generation, Crystals, Ultrafast phenomena, Interferometry, Multiphoton microscopy, Microscopes, Polarization, Point spread functions, Optical correlators

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Proceedings Article | 6 May 1999 Paper

Measurement of the chirp-dependent fluorescence response: a window to excited-state population dynamics

G. Brakenhoff, Arjan Buist, Michiel Mueller, Jeffrey Squier, Chris Bardeen, Vladislav Yakovlev, Kent Wilson

Proceedings Volume 3605, (1999) https://doi.org/10.1117/12.347587

KEYWORDS: Luminescence, Molecules, Microscopy, Absorption, Modulation, Glasses, Rhodamine, Green fluorescent protein, Dielectrophoresis, Lanthanum

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Proceedings Article | 6 May 1999 Paper

Third-harmonic generation (THG) imaging: 3D contrast without absorption

Michiel Muller, Jeffrey Squier, G. Brakenhoff

Proceedings Volume 3605, (1999) https://doi.org/10.1117/12.347556

KEYWORDS: Objectives, Microscopes, In vivo imaging, Interfaces, 3D image processing, Third-harmonic generation, Stereoscopy, Absorption, Nonlinear optics, Microscopy

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Proceedings Article | 8 July 1998 Paper

Ultrafast lasers and biological applications: from two-photon to molecular relaxation imaging

Arjan Buist, G. Brakenhoff, Michiel Mueller, Theodore Norris, Jeffrey Squier, Chris Bardeen, Vladislav Yakovlev, Kent Wilson

Proceedings Volume 3269, (1998) https://doi.org/10.1117/12.312335

KEYWORDS: Luminescence, Polarization, Ultrafast lasers, Microscopes, Ultrafast phenomena, Laser development, Spatial resolution, Sapphire lasers, Molecular lasers, Two photon excitation microscopy

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Proceedings Article | 18 May 1998 Paper

Radially varying dispersion in high-numerical-aperture focusing

Michiel Mueller, G. Brakenhoff, Ulrich Simon, Jeffrey Squier

Proceedings Volume 3255, (1998) https://doi.org/10.1117/12.308217

KEYWORDS: Objectives, Microscopes, Absorption, Femtosecond phenomena, Microscopy, Luminescence, Distortion, Second-harmonic generation, Multiphoton microscopy, Glasses

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Proceedings Article | 18 May 1998 Paper

Preliminary characterization of hard dental tissue ablation with femtosecond lasers

Joseph Neev, Jeffrey Squier

Proceedings Volume 3255, (1998) https://doi.org/10.1117/12.308214

KEYWORDS: Laser ablation, Ultrafast phenomena, Laser tissue interaction, Cameras, Pulsed laser operation, Tissues, Laser dentistry, Laser applications, Temperature metrology, Laser systems engineering

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Proceedings Article | 18 May 1998 Paper

Measurement and modeling of the focusing of 15-fs optical pulses with a high-numerical-aperture objective

Jeffrey Squier, Vladislav Yakovlev, Michiel Mueller, Arjan Buist, G. Brakenhoff, Ulrich Simon

Proceedings Volume 3255, (1998) https://doi.org/10.1117/12.308218

KEYWORDS: Objectives, Prisms, Mirrors, Microscopes, Absorption, Femtosecond phenomena, Second-harmonic generation, Optical coatings, Ultrafast phenomena, Microscopy

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Proceedings Article | 24 April 1998 Paper

New ways to observe and control dynamics

Kent Wilson, Chris Bardeen, Christopher Barty, G. Brakenhoff, Arjan Buist, Jianshu Cao, Scott Carpenter, Jian Wei Che, David Fittinghoff, Michiel Mueller, Jeffrey Squier, Warren Warren, Peter Weber, Vladislav Yakovlev

Proceedings Volume 3273, (1998) https://doi.org/10.1117/12.306130

KEYWORDS: Confocal microscopy, Spatial resolution, Ultrafast phenomena, Temporal resolution, Feedback control, Ultrafast measurement systems, Multiphoton microscopy, Microscopy, Environmental sensing

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Proceedings Article | 14 October 1997 Paper

Picosecond-milliangstrom resolution dynamics by ultrafast x-ray diffraction

Ting Guo, Christoph Rose-Petruck, Ralph Jimenez, Ferenc Raksi, Jeffrey Squier, Barry Walker, Kent Wilson, Christopher Barty

Proceedings Volume 3157, (1997) https://doi.org/10.1117/12.283987

KEYWORDS: Diffraction, X-rays, X-ray diffraction, Crystals, Ultrafast phenomena, X-ray sources, Picosecond phenomena, Copper, Gallium arsenide, Crystallography

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Proceedings Article | 10 April 1997 Paper

Accessing nano- to femtosecond molecular relaxation phenomena for fluorescence imaging through double-pulse saturation excitation

G. Brakenhoff, Arjan Buist, Michiel Mueller, E. Gijsbers, Thomas Sosnowski, Theodore Norris, Jeffrey Squier

Proceedings Volume 2984, (1997) https://doi.org/10.1117/12.271251

KEYWORDS: Luminescence, Molecules, Confocal microscopy, Fluorescence lifetime imaging, Femtosecond phenomena, Rhodamine B, Charge-coupled devices, Picosecond phenomena, Signal detection, CCD image sensors

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Proceedings Article | 8 May 1996 Paper

Techniques for controlling gain narrowing during ultrashort-pulse amplification

Koichi Yamakawa, Ting Guo, Georg Korn, Catherine Le Blanc, Ferenc Raksi, Christoph Rose-Petruck, Jeffrey Squier, Vladislav Yakovlev, Christopher Barty

Proceedings Volume 2701, (1996) https://doi.org/10.1117/12.239712

KEYWORDS: Fabry–Perot interferometers, Optical filters, Optical amplifiers, Amplifiers, Polarizers, Pulse shaping, Thin films, Ultrafast phenomena, Oscillators, Prisms

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Proceedings Article | 8 May 1996 Paper

Grisms: novel dispersive devices for the manipulation of femtosecond pulses

Steven Kane, Jeffrey Squier, Vladislav Yakovlev, Christopher Barty

Proceedings Volume 2701, (1996) https://doi.org/10.1117/12.239709

KEYWORDS: Prisms, Diffraction gratings, Picosecond phenomena, Femtosecond phenomena, Optical fibers, Glasses, Amplifiers, Fiber lasers, Single mode fibers, Optical amplifiers

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Proceedings Article | 8 May 1996 Paper

Proposed generation of subfemtosecond VUV pulses from high-order harmonics

K. Schafer, Kenneth Kulander, Jeffrey Squier, Christopher Barty

Proceedings Volume 2701, (1996) https://doi.org/10.1117/12.239718

KEYWORDS: Vacuum ultraviolet, Chemical species, Pulsed laser operation, Argon, Harmonic generation, Solids, Dispersion, Ionization, Ultrafast phenomena, Phase matching

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Proceedings Article | 8 May 1996 Paper

Ultrashort-pulse, ultrahigh-peak-power Ti:sapphire lasers

Christopher Barty, Ting Guo, Catherine Le Blanc, Ferenc Raksi, Christoph Rose-Petruck, Jeffrey Squier, Kent Wilson, Vladislav Yakovlev, Koichi Yamakawa

Proceedings Volume 2701, (1996) https://doi.org/10.1117/12.239697

KEYWORDS: Optical amplifiers, Crystals, Pulse shaping, Sapphire lasers, Oscillators, Laser crystals, Fabry–Perot interferometers, Modulation, Femtosecond phenomena, Glasses

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Proceedings Article | 14 July 1995 Paper

Laser-induced breakdown as a function of pulse duration: from 7 ns to 150 fs

Detao Du, Xinbing Liu, Jeffrey Squier, Gerard Mourou

Proceedings Volume 2428, (1995) https://doi.org/10.1117/12.213723

KEYWORDS: Ionization, Picosecond phenomena, Laser induced breakdown spectroscopy, Laser damage threshold, Plasma, Laser induced damage, Ultrafast phenomena, Pulsed laser operation, Solids, Magnesium fluoride

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Proceedings Article | 10 April 1995 Paper

Toward a turnkey femtosecond laser: elimination of grating-pair stretchers from chirped-pulse amplification systems

Steven Kane, Jeffrey Squier

Proceedings Volume 2377, (1995) https://doi.org/10.1117/12.206420

KEYWORDS: Diffraction gratings, Optical fibers, Prisms, Picosecond phenomena, Diffraction, Femtosecond phenomena, Oscillators, Pulsed laser operation, Dielectrics, Glasses

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Proceedings Article | 10 April 1995 Paper

Upconversion chirped-pulse amplification of ultrashort pulses using a multimode Tm:ZBLAN fiber

Lih-Mei Yang, Thomas Sosnowski, Michelle Stock, Theodore Norris, Jeffrey Squier, Gerard Mourou, Michael Dennis, Irl Duling

Proceedings Volume 2377, (1995) https://doi.org/10.1117/12.206406

KEYWORDS: Fiber amplifiers, Multimode fibers, Upconversion, Ultrafast phenomena, Optical amplifiers, Absorption, Sapphire lasers, Laser systems engineering, Medium wave, ZBLAN

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Proceedings Article | 10 April 1995 Paper

High-efficiency frequency doubling of ultra-intense Nd:glass laser pulses

Ching-Yuan Chien, G. Korn, S. Coe, Jeffrey Squier, Gerard Mourou, Robert Craxton

Proceedings Volume 2377, (1995) https://doi.org/10.1117/12.206424

KEYWORDS: Crystals, Optical amplifiers, Second-harmonic generation, Dispersion, Picosecond phenomena, Laser crystals, Pulsed laser operation, Neodymium glass lasers, Laser systems engineering, Nonlinear crystals

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Proceedings Article | 16 May 1994 Paper

Femtosecond solid state light sources tunable around 193 nm

Jens Ringling, Olaf Kittelmann, Frank Seifert, Frank Noack, Georg Korn, Jeffrey Squier

Proceedings Volume 2116, (1994) https://doi.org/10.1117/12.175839

KEYWORDS: Nonlinear crystals, Crystals, Femtosecond phenomena, Vacuum ultraviolet, Solid state physics, Harmonic generation, Laser crystals, Second-harmonic generation, Dispersion, Phase matching

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Proceedings Article | 16 May 1994 Paper

Characterization of amplified femtosecond pulses for quantum control

Bern Kohler, Vladislav Yakovlev, Kent Wilson, Kenneth DeLong, Rick Trebino, Jeffrey Squier

Proceedings Volume 2116, (1994) https://doi.org/10.1117/12.175872

KEYWORDS: Femtosecond phenomena, Optical amplifiers, Phase measurement, Laser systems engineering, Molecules, Diagnostics, Control systems, Iodine, Ultrafast lasers, Laser development

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Proceedings Article | 5 January 1994 Paper

Multiterawatt chirped-pulse amplification sources: basic design considerations

Jeffrey Squier

Proceedings Volume 2041, (1994) https://doi.org/10.1117/12.165645

KEYWORDS: Optical amplifiers, Alexandrite, Femtosecond phenomena, Oscillators, Solid state lasers, Picosecond phenomena, Alexandrite lasers, Dispersion, Laser systems engineering, Glasses

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Proceedings Article | 17 June 1993 Paper

Hybrid chirped-pulse amplification systems: development of high-peak-power and high-average-power systems

Jeffrey Squier, Gerard Mourou

Proceedings Volume 1861, (1993) https://doi.org/10.1117/12.147067

KEYWORDS: Optical amplifiers, Alexandrite, Femtosecond phenomena, Ultrafast phenomena, Laser systems engineering, Oscillators, Spectroscopy, Glasses, Laser development, Picosecond phenomena

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Proceedings Article | 1 May 1990 Paper

Short pulse amplification in tunable solid state materials

Donald Harter, Maurice Pessot, Jeffrey Squier, John Nees, Philippe Bado, Gerard Mourou

Proceedings Volume 1229, (1990) https://doi.org/10.1117/12.18653

KEYWORDS: Amplifiers, Alexandrite, Optical amplifiers, Resonators, Pulsed laser operation, Femtosecond phenomena, Solid state lasers, Crystals, Solid state physics, Oscillators

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Showing 5 of 66 publications

Conference Committee Involvement (5)

Commercial and Biomedical Applications of Ultrafast Lasers VI

22 January 2006 | San Jose, California, United States

Commercial and Biomedical Applications of Ultrafast Lasers V

24 January 2005 | San Jose, California, United States

Commercial and Biomedical Applications of Ultrafast Lasers IV

27 January 2004 | San Jose, Ca, United States

Commercial and Biomedical Applications of Ultrafast Lasers III

28 January 2003 | San Jose, CA, United States

Commercial and Biomedical Applications of Ultrafast Lasers IV

23 January 2002 | San Jose, California, United States

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