Dr. André Knoesen Profile

Dr. André Knoesen

at Univ of California Davis

SPIE Involvement:

Author

SPIE Journal Paper | 1 November 2007 Open Access

Quantitative analysis of structural disorder in intervertebral disks using second harmonic generation imaging: comparison with morphometric analysis

Karen Reiser, Clayton Bratton, Diego Yankelevich, André Knoesen, Israel Rocha-Mendoza, Jeffrey Lotz

JBO, Vol. 12, Issue 06, 064019, (November 2007) https://doi.org/10.1117/12.10.1117/1.2812631

KEYWORDS: Second-harmonic generation, Tissues, Statistical analysis, Artificial intelligence, Collagen, Control systems, Signal detection, Quantitative analysis, Polarization, Biological research

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Proceedings Article | 8 December 2004 Paper

Time domain transmission line dielectric probe for detection of biomolecular interactions

Qin Chen, Daniel Roitman, Andre Knoesen

Proceedings Volume 5591, (2004) https://doi.org/10.1117/12.580138

KEYWORDS: Picosecond phenomena, Dielectrics, Proteins, Microwave radiation, Glasses, Polymers, Gold, Interfaces, Molecules, Brain-machine interfaces

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Proceedings Article | 7 December 2001 Paper

Absorption of polymers for optical waveguide applications measured by photothermal deflection spectroscopy

Andre Knoesen, Liu-Ming Wu

Proceedings Volume 4461, (2001) https://doi.org/10.1117/12.449825

KEYWORDS: Absorption, Polymers, Spectroscopy, Waveguides, Polymethylmethacrylate, Optical testing, Laser beam diagnostics, Thermography, Refractive index, Temperature metrology

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Proceedings Article | 24 March 2000 Paper

Multiple-quantum-well GaAs/AlGaAs in-line fiber intensity modulator

Erji Mao, Diego Yankelevich, Christopher Coldren, Olav Solgaard, Andre Knoesen, James Harris

Proceedings Volume 3936, (2000) https://doi.org/10.1117/12.379966

KEYWORDS: Gallium arsenide, Modulators, Waveguides, Absorption, Mirrors, Quantum wells, Single mode fibers, Fiber couplers, Wave propagation, Reflectivity

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Proceedings Article | 5 October 1999 Paper

Absolute absorption measurements in polymer films using photothermal deflection spectroscopy

Liu-Ming Wu, Andre Knoesen

Proceedings Volume 3799, (1999) https://doi.org/10.1117/12.363912

KEYWORDS: Absorption, Spectroscopy, Polymers, Polymer thin films, UV-Vis spectroscopy, Absorption spectroscopy, Polymethylmethacrylate, Thermography, Light scattering, Scattering

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Proceedings Article | 19 July 1999 Paper

GaAs/AlGaAs narrow-bandwidth in-line fiber filter

Erji Mao, Christopher Coldren, James Harris, Diego Yankelevich, Olav Solgaard, Andre Knoesen

Proceedings Volume 3749, (1999) https://doi.org/10.1117/12.355027

KEYWORDS: Optical filters, Wavelength division multiplexing, Waveguides, Polarization, Single mode fibers, Fiber to the x, Structured optical fibers, Fiber optics, Cladding, Reflectivity

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Proceedings Article | 13 October 1997 Paper

High-bandwidth polymer in-line fiber modulator

Andre Knoesen, Scott Hamilton, Diego Yankelevich, Robert Weverka, Richard Hill, Gary Bjorklund

Proceedings Volume 3147, (1997) https://doi.org/10.1117/12.279316

KEYWORDS: Modulators, Electro optic polymers, Waveguides, Polymers, Modulation, Electro optics, Microwave radiation, Absorption, Electrodes, Electrooptic modulators

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Proceedings Article | 29 July 1997 Paper

Unification of azo-polymer systems by photo-induced molecular movement

Zouheir Sekkat, Andre Knoesen, Wolfgang Knoll, Robert Miller

Proceedings Volume 10290, 102900H (1997) https://doi.org/10.1117/12.279824

KEYWORDS: Polymers, Molecules, Nonlinear optics, Optical storage, Supramolecular assemblies, Silicon, Oxides, Connectors

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Proceedings Article | 31 March 1997 Paper

Micromachined optical trap for use as a microcytology workstation

Scott Collins, Erkin Sidick, Andre Knoesen, Ronald Baskin

Proceedings Volume 2978, (1997) https://doi.org/10.1117/12.269956

KEYWORDS: Optical tweezers, Optical fibers, Particles, Visualization, Fiber optics, Photography, Dielectrics, Computer simulations, Laser scattering, Silicon

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Proceedings Article | 15 May 1994 Paper

Second harmonic generation from new dyes in polymer films

Geoffrey Lindsay, Ronald Henry, Rena Yee, Andrew Chafin, Michael Seltzer, R. Hill, Andre Knoesen

Proceedings Volume 2143, (1994) https://doi.org/10.1117/12.173837

KEYWORDS: Chromophores, Thulium, Polymers, Polymethylmethacrylate, Second-harmonic generation, Nonlinear optics, Absorption, Harmonic generation, Polymer thin films, Glasses

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Proceedings Article | 12 August 1992 Paper

Recent advances in short-wavelength AR coatings for thinned CCDs

Morley Blouke, Michael Nelson, M. Serra, Andre Knoesen, B. Higgins, W. Alan Delamere, Gary Womack, James Flores, T. Duncan, R. Reed

Proceedings Volume 1656, (1992) https://doi.org/10.1117/12.135928

KEYWORDS: Quantum efficiency, Antireflective coatings, Charge-coupled devices, Refraction, Semiconducting wafers, Silicon, Magnesium fluoride, Coating, Sensors, Ultraviolet radiation

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Proceedings Article | 1 December 1991 Paper

Reflection-mode polymeric interference modulators

Diego Yankelevich, Andre Knoesen, Charles Eldering, Stephen Kowel

Proceedings Volume 1560, (1991) https://doi.org/10.1117/12.50738

KEYWORDS: Polymers, Modulation, Modulators, Electro optics, Reflection, Electro optic polymers, Silicon, Polymer thin films, Mirrors, Gold

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Proceedings Article | 1 December 1990 Paper

Characterization of polymeric electro-optic films using metal mirror/electrode Fabry-Perot etalons

Charles Eldering, Andre Knoesen, Stephen Kowel

Proceedings Volume 1337, (1990) https://doi.org/10.1117/12.22970

KEYWORDS: Fabry–Perot interferometers, Polymers, Electro optics, Modulation, Reflectivity, Electro optic polymers, Transmittance, Mirrors, Polymer thin films, Silicon

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Showing 5 of 13 publications

Conference Committee Involvement (4)

Linear and Nonlinear Optics of Organic Materials III

4 August 2003 | San Diego, California, United States

Second-Order Organic Nonlinear Optics III

2 August 2000 | San Diego, CA, United States

Linear Optical Properties of Waveguides and Fibers

23 July 1999 | Denver, CO, United States

Second-Order Organic Nonlinear Optics II

20 July 1999 | Denver, CO, United States

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