Dr. Tuomas H. Vallius Profile

Dr. Tuomas H. Vallius

Optical Engineer at Microsoft Oy

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Author

Publications (13)

PROCEEDINGS ARTICLE | May 5, 2010

Fast-switching frequency-converted laser light source for display applications

Proc. SPIE. 7723, Optics, Photonics, and Digital Technologies for Multimedia Applications

KEYWORDS: Light sources, Waveguides, Speckle, Laser applications, Semiconductor lasers, Diodes, Infrared radiation, Frequency conversion, Nonlinear crystals, Visibility

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PROCEEDINGS ARTICLE | February 17, 2010

Low-cost frequency-converted laser light sources

Proc. SPIE. 7578, Solid State Lasers XIX: Technology and Devices

KEYWORDS: Light sources, Continuous wave operation, Waveguides, Fiber Bragg gratings, Speckle, Semiconductor lasers, Infrared lasers, Laser stabilization, Nonlinear crystals, Visibility

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PROCEEDINGS ARTICLE | January 23, 2006

Giant optical activity in quasi-2D planar nanostructures

Proc. SPIE. 6110, Micromachining Technology for Micro-Optics and Nano-Optics IV

KEYWORDS: Gold, Plasmons, Nanostructures, Diffraction, Polarization, Metals, Particles, Interfaces, Optical activity, Dielectric polarization

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PROCEEDINGS ARTICLE | January 20, 2006

Electromagnetic optimization of wideband spectrograph gratings

Proc. SPIE. 6027, ICO20: Optical Information Processing

KEYWORDS: Diffraction, Spectrographs, Optical design, Structural design, Electromagnetism, Optics manufacturing, Binary data, Indium nitride, Information operations, Diffraction gratings

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PROCEEDINGS ARTICLE | January 20, 2006

Electromagnetic models for the analysis and design of complex diffractive microstructures

Proc. SPIE. 6027, ICO20: Optical Information Processing

KEYWORDS: Optical components, Diffraction, Refractive index, Optical design, Interfaces, Geometrical optics, Electromagnetism, Radio propagation, Dielectric polarization, Diffraction gratings

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PROCEEDINGS ARTICLE | January 20, 2006

Illumination independent mixed colors produced by diffractive optics

Proc. SPIE. 6027, ICO20: Optical Information Processing

KEYWORDS: Diffraction, Optical filters, Light sources, Eye, Modulation, Lamps, LCDs, Micro optics, Light wave propagation, Diffraction gratings

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PROCEEDINGS ARTICLE | September 23, 2005

Diffractive optics in industry and research: novel components for optical security systems

Proc. SPIE. 5954, Optical Security Systems

KEYWORDS: Diffraction, Optical design, Antireflective coatings, Diffractive optical elements, Waveguides, Nickel, Manufacturing, Infrared radiation, Optics manufacturing, Diffraction gratings

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PROCEEDINGS ARTICLE | February 7, 2005

High efficiency in beam splitters fabricated over thin film stacks

Proc. SPIE. 5636, Holography, Diffractive Optics, and Applications II

KEYWORDS: Thin films, Diffraction, Refractive index, Antireflective coatings, Beam splitters, Titanium dioxide, Silica, Silicon, Coating, Diffraction gratings

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PROCEEDINGS ARTICLE | February 7, 2005

Perturbation approach for analyzing microstructures

Proc. SPIE. 5636, Holography, Diffractive Optics, and Applications II

KEYWORDS: Diffraction, Beam splitters, Physics, Transition metals, Geometrical optics, Analog electronics, Binary data, Electromagnetic theory, Phase shifts, Diffraction gratings

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PROCEEDINGS ARTICLE | January 20, 2005

Polarization modulation in metallic nanostructures and effects of surface plasmon excitation

Proc. SPIE. 5633, Advanced Materials and Devices for Sensing and Imaging II

KEYWORDS: Nanostructures, Diffraction, Surface plasmons, Modulation, Polarization, Particles, Electrons, Optical activity, Waveguide modes, Resonance enhancement

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PROCEEDINGS ARTICLE | October 19, 2004

Exceptional linear and nonlinear optical properties of low-symmetry metal nanoparticle arrays

Proc. SPIE. 5512, Plasmonics: Metallic Nanostructures and Their Optical Properties II

KEYWORDS: Gold, Electron beam lithography, Second-harmonic generation, Data modeling, Polarization, Sensors, Nanoparticles, Metals, Particles, Optical activity

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PROCEEDINGS ARTICLE | September 1, 2004

Rigorous and approximate analysis of metallic gratings in soft X-ray and EUV regions

Proc. SPIE. 5456, Photon Management

KEYWORDS: Gold, Diffraction, Optical filters, Refractive index, Metals, Ultraviolet radiation, X-rays, Infrared radiation, Extreme ultraviolet, Absorption

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PROCEEDINGS ARTICLE | December 31, 2003

Local spherical interface approximation in the analysis of field propagation through modulated interfaces

Proc. SPIE. 5182, Wave-Optical Systems Engineering II

KEYWORDS: Modeling, Diffraction, Modulation, Interfaces, Wave propagation, Geometrical optics, Chemical elements, Spherical lenses, Radio propagation, Diffraction gratings

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Showing 5 of 13 publications

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