Prof. Herman L. Offerhaus Profile

Prof. Herman L. Offerhaus

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Author

Publications (18)

SPIE Journal Paper | 21 July 2021

Analysis of intercore crosstalk of WDM channels around zero-dispersion wavelength in homogeneous multicore fibers

Monica Lopez-Coyote, Daniel E. Ceballos Herrera, Ramón Gutiérrez-Castrejón, Herman Offerhaus, José Álvarez-Chávez

OE, Vol. 60, Issue 07, 076107, (July 2021) https://doi.org/10.1117/12.10.1117/1.OE.60.7.076107

KEYWORDS: Wavelength division multiplexing, Optical fibers, Wave propagation, Optical engineering, Channel projecting optics, Refractive index, Picosecond phenomena, Telecommunications, Multiplexing, Modulation

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SPIE Journal Paper | 3 September 2020 Open Access

Nonlinear multispectral imaging for tumor delineation

Elena Beletkaia , Behdad Dashtbozorg, Rubin Jansen, Theo J. Ruers, Herman Offerhaus

JBO, Vol. 25, Issue 09, 096001, (September 2020) https://doi.org/10.1117/12.10.1117/1.JBO.25.9.096001

KEYWORDS: Tissues, Second-harmonic generation, Tumors, Connective tissue, Cancer, Multispectral imaging, Surgery, Signal detection, Raman spectroscopy, Biopsy

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SPIE Journal Paper | 10 March 2020

Thermal effects on tapered holmium-doped fiber amplifiers

José Alfredo Alvarez-Chavez, Rafael Sánchez-Lara, Jose Vazquez-Avila, Daniel Enrique Ceballos-Herrera, Herman Offerhaus

OE, Vol. 59, Issue 03, 036106, (March 2020) https://doi.org/10.1117/12.10.1117/1.OE.59.3.036106

KEYWORDS: Fiber amplifiers, Thermal effects, Fiber lasers, Fiber optics sensors, Temperature metrology, Optical amplifiers, Absorption, Holmium, Optical engineering, Laser development

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Proceedings Article | 11 September 2019 Paper

Analysis and modeling of CLBG using the transfer matrix

G. Pérez-Sánchez, A. De Luna-Gallardo, J. Alvarez-Chavez, I. Bertoldi-Martins, H. Offerhaus, S. Castellanos-López

Proceedings Volume 11103, 111030V (2019) https://doi.org/10.1117/12.2529865

KEYWORDS: Refractive index, Reflectivity, Wave propagation, Transmittance, Fiber Bragg gratings, Bragg gratings, Optical fibers, Sensors, Mathematical modeling

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SPIE Journal Paper | 13 August 2015 Open Access

Hybrid imaging of fluorescently labeled cancer drugs and label-free four-wave mixing microscopy of cancer cells and tissues

Rick Krabbendam, Martin Pool, Liesbeth de Vries, Herman Offerhaus, Jennifer Herek, Cees Otto

JBO, Vol. 20, Issue 08, 086006, (August 2015) https://doi.org/10.1117/12.10.1117/1.JBO.20.8.086006

KEYWORDS: Luminescence, Microscopy, Cancer, Tumors, Tissues, Image transmission, Four wave mixing, Signal to noise ratio, Signal detection, Molecules

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SPIE Journal Paper | 21 April 2015 Open Access

In-chip direct laser writing of a centimeter-scale acoustic micromixer

Jorick van ‘t Oever, Niels Spannenburg, Herman Offerhaus, Dirk van den Ende, Jennifer Herek, Frieder Mugele

JM3, Vol. 14, Issue 02, 023503, (April 2015) https://doi.org/10.1117/12.10.1117/1.JMM.14.2.023503

KEYWORDS: Acoustics, Multiphoton lithography, Glasses, Silicon, Microfluidics, Ultrasonics, Fabrication, Particles, Luminescence, Interfaces

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Proceedings Article | 1 May 2014 Paper

A hybrid semiconductor-glass waveguide laser

Youwen Fan, Ruud Oldenbeuving, Edwin Klein, Chris Lee, Hong Song, Muhammed Khan, Herman Offerhaus, Peter van der Slot, Klaus-J. Boller

Proceedings Volume 9135, 91351B (2014) https://doi.org/10.1117/12.2054528

KEYWORDS: Waveguides, Semiconductor lasers, Glasses, Semiconductors, Laser applications, Waveguide lasers, Resonators, Mirrors, Dense wavelength division multiplexing, Transparency

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Proceedings Article | 28 February 2014 Paper

In situ dissolution analysis of pharmaceutical dosage forms using coherent anti-Stokes Raman scattering (CARS) microscopy

A. Fussell, E. Garbacik, K. Löbmann, H. Offerhaus, P. Kleinebudde, C. Strachan

Proceedings Volume 8948, 89482J (2014) https://doi.org/10.1117/12.2038933

KEYWORDS: CARS tomography, Microscopy, Hyperspectral imaging, Crystals, Solid state physics, Optical parametric oscillators, Tablets, Video, Microscopes, Ultraviolet radiation

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SPIE Journal Paper | 15 April 2013 Open Access

In planta imaging of Δ9-tetrahydrocannabinolic acid in Cannabis sativa L. with hyperspectral coherent anti-Stokes Raman scattering microscopy

Erik Garbacik, Roza Korai, Jeroen Korterik, Cees Otto, Herman Offerhaus, Eric Frater

JBO, Vol. 18, Issue 04, 046009, (April 2013) https://doi.org/10.1117/12.10.1117/1.JBO.18.4.046009

KEYWORDS: Microscopy, Crystals, CARS tomography, Hyperspectral imaging, Optical parametric oscillators, Luminescence, Absorption, Signal detection, Signal processing, Biomedical optics

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Proceedings Article | 22 February 2013 Paper

Hyperspectral coherent anti-Stokes Raman scattering microscopy for in situ analysis of solid-state crystal polymorphs

E. Garbacik, A. Fussell, S. Güres, J. Korterik, C. Otto, J. Herek, H. Offerhaus

Proceedings Volume 8588, 85880O (2013) https://doi.org/10.1117/12.2004522

KEYWORDS: Crystals, Hyperspectral imaging, CARS tomography, Raman spectroscopy, Polarization, Microscopy, Optical parametric oscillators, Solids, Statistical analysis, Molecules

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Proceedings Article | 19 October 2012 Paper

A common path interferometer for stimulated Raman scattering (SRS) and coherent anti-Stokes Raman scattering measurements (CARS)

G. Negrete-González, H. Offerhaus, F. Martinez-Pinon, J. Álvarez-Chávez

Proceedings Volume 8512, 851209 (2012) https://doi.org/10.1117/12.929090

KEYWORDS: Crystals, Interferometers, Polarization, Calcite, Raman spectroscopy, Raman scattering, Absorption, CARS tomography, Photons, Scatter measurement

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Proceedings Article | 9 February 2012 Paper

Computational optimization of phase shaped CARS

Alexander C. van Rhijn, Aliakbar Jafarpour, Jennifer Herek, Herman Offerhaus

Proceedings Volume 8226, 82262B (2012) https://doi.org/10.1117/12.906630

KEYWORDS: Polymethylmethacrylate, Optimization (mathematics), Homodyne detection, Evolutionary algorithms, Raman spectroscopy, Oscillators, Molecules, Interference (communication), Signal generators, Bioalcohols

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Proceedings Article | 9 February 2012 Paper

Background-free nonlinear microspectroscopy with vibrational molecular interferometry

Erik Garbacik, Jeroen Korterik, Cees Otto, Shaul Mukamel, Jennifer Herek, Herman Offerhaus

Proceedings Volume 8226, 822605 (2012) https://doi.org/10.1117/12.908158

KEYWORDS: Optical parametric oscillators, Raman spectroscopy, Bragg cells, Signal attenuation, Sensors, Imaging spectroscopy, Interferometry, Modulation, Signal detection, Luminescence

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Proceedings Article | 26 February 2010 Paper

Vibrational phase contrast CARS microscopy for quantitative analysis

M. Jurna, E. Garbacik, J. Korterik, C. Otto, J. Herek, H. Offerhaus

Proceedings Volume 7569, 75690F (2010) https://doi.org/10.1117/12.840178

KEYWORDS: Signal detection, Optical parametric oscillators, Molecules, Refractive index, Oscillators, Interferometry, Raman spectroscopy, Water, Heterodyning, Phase contrast

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Proceedings Article | 13 February 2009 Paper

Background free CARS imaging by local phase detection

M. Jurna, J. Korterik, C. Otto, L. Herek, H. Offerhaus

Proceedings Volume 7183, 718310 (2009) https://doi.org/10.1117/12.807714

KEYWORDS: Raman spectroscopy, Heterodyning, Phase measurement, Signal detection, Optical parametric oscillators, Interferometry, CARS tomography, Amplifiers, Modulation, Signal generators

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Proceedings Article | 13 February 2009 Paper

Spectral phase shaping for high resolution CARS spectroscopy around 3000 cm-1

A. C. van Rhijn, S. Postma, J. Korterik, J. Herek, H. Offerhaus

Proceedings Volume 7183, 71830X (2009) https://doi.org/10.1117/12.808792

KEYWORDS: Terahertz radiation, Polymethylmethacrylate, Picosecond phenomena, Raman spectroscopy, Spectroscopy, CARS tomography, Spectral resolution, Microscopy, Integration, Imaging spectroscopy

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Proceedings Article | 15 February 2008 Paper

Shot noise limited heterodyne detection of CARS signals

M. Jurna, E. Büttner, J. Korterik, C. Otto, I. Rimke, H. Offerhaus

Proceedings Volume 6860, 68600R (2008) https://doi.org/10.1117/12.761641

KEYWORDS: Signal detection, Interference (communication), Optical parametric oscillators, Oscillators, Heterodyning, Signal to noise ratio, Sensors, Photodiodes, Crystals, Microscopy

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Proceedings Article | 7 July 2005 Paper

Engineered plasmon focusing on functional gratings

B. van den Bergen, H. Offerhaus, N. van Hulst

Proceedings Volume 5840, (2005) https://doi.org/10.1117/12.608298

KEYWORDS: Plasmons, Fourier transforms, Modulation, Gold, Surface plasmons, Polarization, Sensors, Prisms, Metals, Reflection

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Showing 5 of 18 publications

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