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Research Output 1997 2019

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Article
2019
Open Access
Cost functions
Lens
Cost Function
Lenses
Lens Design
1 Citation (Scopus)

Computation of double freeform optical surfaces using a Monge–Ampère solver: Application to beam shaping

Yadav, N. K., ten Thije Boonkkamp, J. H. M. & IJzerman, W. L., 15 May 2019, In : Optics Communications. 439, p. 251-259 9 p.

Research output: Contribution to journalArticleAcademicpeer-review

Lenses
lenses
layouts
lens design
Wavefronts
plasma jets
electron scattering
decay
cavities
collisions
2018
1 Citation (Scopus)

A least-squares method for the inverse reflector problem in arbitrary orthogonal coordinates

Beltman, R., ten Thije Boonkkamp, J. & IJzerman, W., 15 Aug 2018, In : Journal of Computational Physics. 367, p. 347-373 27 p.

Research output: Contribution to journalArticleAcademicpeer-review

least squares method
reflectors
Light sources
light sources
Monge-Ampere equation
4 Citations (Scopus)

Determination of microparticle characteristics in an etching plasma

Schepers, L. P. T., Beckers, J. & IJzerman, W. L., 1 Nov 2018, In : Contributions to Plasma Physics. 58, 10, p. 985-994

Research output: Contribution to journalArticleAcademicpeer-review

microparticles
plasma etching
refractivity
melamine
Mie scattering

Full linear multistep methods as root-finders

van Lith, B. S., ten Thije Boonkkamp, J. H. M. & IJzerman, W. L., 1 Mar 2018, In : Applied Mathematics and Computation. 320, p. 190-201 12 p.

Research output: Contribution to journalArticleAcademicpeer-review

Linear multistep Methods
Interpolation
Roots
Convergence of numerical methods
Polynomials
1 Citation (Scopus)
Argon
argon plasma
oxygen plasma
microparticles
sheaths
2017
3 Citations (Scopus)

Analytical modeling of light transport in scattering materials with strong absorption

Meretska, M. L., Uppu, R., Vissenberg, G., Lagendijk, A., Ijzerman, W. L. & Vos, W. L., 2 Oct 2017, In : Optics Express. 25, 20, p. A906-A921

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
scattering
phosphors
slabs
light emitting diodes
diffusion theory
6 Citations (Scopus)

Electric field measurements on plasma bullets in N2 using four-wave mixing

van der Schans, M., Böhm, P., Teunissen, H. J., Nijdam, S., IJzerman, W. L. & Czarnetzki, U., 20 Oct 2017, In : Plasma Sources Science and Technology. 26, 11, 15 p., 115006

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
four-wave mixing
plasma jets
electric fields
profiles
geometry
2 Citations (Scopus)

Embedded WENO: A design strategy to improve existing WENO schemes

van Lith, B. S., ten Thije Boonkkamp, J. H. M. & IJzerman, W. L., 1 Feb 2017, In : Journal of Computational Physics. 330, p. 529-549 21 p.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
interpolation
Interpolation
discontinuity
gradients

Phase space ray tracing for a two-dimensional parabolic reflector

Filosa, C., ten Thije Boonkkamp, J. H. M. & IJzerman, W. L., 2017, In : Mathematics and Statistics. 5, 4, p. 135-142 8 p.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
parabolic reflectors
ray tracing
optics
reflectors
2016
3 Citations (Scopus)

A novel scheme for Liouville's equation with a discontinuous Hamiltonian and applications to geometrical optics

van Lith, B. S., ten Thije Boonkkamp, J. H. M., IJzerman, W. L. & Tukker, T. W., Aug 2016, In : Journal of Scientific Computing. 68, 2, p. 739-771 33 p.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
Liouville equation
Hamiltonians
Geometrical optics
Geometrical Optics
Liouville Equation
5 Citations (Scopus)

How to distinguish elastically scattered light from Stokes shifted light for solid-state lighting?

Meretska, M. L., Lagendijk, A., Thyrrestryp, H., Mosk, A. P., IJzerman, W. L. & Vos, W. L., 7 Mar 2016, In : Journal of Applied Physics. 119, 9, p. 1-9 9 p., 093102

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
illuminating
solid state
yttrium-aluminum garnet
phosphors
diffusers
5 Citations (Scopus)

Ray tracing method in phase space for two-dimensional optical systems

Filosa, C., ten Thije Boonkkamp, J. H. M. & IJzerman, W. L., 1 May 2016, In : Applied Optics. 55, 13, p. 3599-3606 8 p.

Research output: Contribution to journalArticleAcademicpeer-review

ray tracing
rays
collimators
luminance
discontinuity
2015
10 Citations (Scopus)

A least-squares method for optimal transport using the Monge-Ampère equation

Prins, C. R., Thije Boonkkamp, ten, J. H. M., IJzerman, W. L. & Tukker, T. W., 2015, In : SIAM Journal on Scientific Computing. 37, 6, p. B937-B961

Research output: Contribution to journalArticleAcademicpeer-review

Optimal Transport
Monge-Ampère Equation
Least Square Method
Numerical methods
Boundary conditions
2014
16 Citations (Scopus)

A Monge-Ampère-solver for free-form reflector design

Prins, C. R., Thije Boonkkamp, ten, J. H. M., Roosmalen, van, J., IJzerman, W. L. & Tukker, T. W., 2014, In : SIAM Journal on Scientific Computing. 36, 3, p. B640-B660

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
Reflector
Boundary conditions
Newton Iteration
Ray Tracing
Diagonalization

An inverse method for color uniformity in white LED spotlights

Prins, C. R., Thije Boonkkamp, ten, J. H. M., Tukker, T. W. & IJzerman, W. L., 2014, In : Journal of Mathematics in Industry. 4, 5, p. 1-19

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
Inverse Method
Uniformity
Light emitting diodes
Color
Phosphor

Beyond trial and error in lighting optics design

IJzerman, W. L., 2014, In : ILI Magazine. 2014, Edition 2, p. 16-17 2 p.

Research output: Contribution to journalArticlePopular

Open Access
File
Optics
Lighting
Optical design
Aging of materials
Engineers

Color homogeneity in LED spotlights

Prins, C. R., Tukker, T. W., IJzerman, W. L. & Thije Boonkkamp, ten, J. H. M., 2014, In : ILI Magazine. 2014, Edition 1, p. 16-17

Research output: Contribution to journalArticlePopular

Open Access
File
homogeneity
light emitting diodes
color
illuminating
halogens
25 Citations (Scopus)

Interplay between multiple scattering, emission, and absorption of light in the phosphor of a white light-emitting diode

Leung, V. Y. F., Lagendijk, A., Tukker, T. W., Mosk, A. P., IJzerman, W. L. & Vos, W. L., 2014, In : Optics Express. 22, 7, p. 8190-8204 15 p.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
phosphors
light emitting diodes
mean free path
scattering
diffusion theory
2013
3 Citations (Scopus)

An inverse method for the design of TIR collimators to achieve a uniform color light beam

Prins, C. R., Thije Boonkkamp, ten, J. H. M., Tukker, T. W. & IJzerman, W. L., 2013, In : Journal of Engineering Mathematics. 81, 1, p. 177-190

Research output: Contribution to journalArticleAcademicpeer-review

Inverse Method
Color
Light emitting diodes
Angle
Differential equations
19 Citations (Scopus)

Broadband mean free path of diffuse light in polydisperse ensembles of scatterers for white light-emitting diode lighting

Vos, W. L., Tukker, T. W., Mosk, A. P., Lagendijk, A. & IJzerman, W. L., 2013, In : Applied Optics. 52, 12, p. 2602-2609 8 p.

Research output: Contribution to journalArticleAcademicpeer-review

mean free path
illuminating
light emitting diodes
broadband
scattering
2005
41 Citations (Scopus)

Design of 2D/3D switchable displays

IJzerman, W. L., Zwart, de, S. T. & Dekker, T., 2005, In : SID International Symposium : Digest of Technical Papers. 36, 1, p. 98-101

Research output: Contribution to journalArticleAcademicpeer-review

Display devices
Liquid crystal displays
Lenses
Economics
2003
1 Citation (Scopus)

Electron-optics of the Fast Intelligent Tracking (F!T) tube: A CRT without a shadow mask

Krijn, M. P. C. M., IJzerman, W. L., Brink, van den, H. B., Willemsen, O. H. & Vissenberg, M. C. J. M., 2003, In : Journal of the Society for Information Display. 11, 2, p. 325-332

Research output: Contribution to journalArticleAcademicpeer-review

Electron optics
electron optics
Electron guns
Cathode ray tubes
Masks
1 Citation (Scopus)

The Fast Intelligent Tracking (F!T) tube: A CRT without a shadow mask

Bergman, A. H., Brink, van den, H. B., Budzelaar, F. P. M., Engelaar, P. J., Holtslag, A. H. M., IJzerman, W. L., Krijn, M. P. C. M., Lieshout, van, P. J. G., Notari, A. & Willemsen, O. H., 2003, In : Journal of the Society for Information Display. 11, 1, p. 127-132

Research output: Contribution to journalArticleAcademicpeer-review

Cathode ray tubes
Masks
masks
tubes
electronic control
2002
5 Citations (Scopus)

Analogy between temperature-dependent and concentration-dependent bacterial killing

Neef, C., Gils, van, S. A. & IJzerman, W. L., 2002, In : Computers in Biology and Medicine. 32, 6, p. 529-549 21 p.

Research output: Contribution to journalArticleAcademicpeer-review

Microorganisms
Temperature
Pharmacodynamics
Tobramycin
Ceftazidime
2001
4 Citations (Scopus)

Low-dimensional model for vortex merging in the two-dimensional temporal mixing layer

IJzerman, W. L. & van Groesen, E. W. C., 2001, In : European Journal of Mechanics. B, Fluids. 20, 6, p. 821-840

Research output: Contribution to journalArticleAcademicpeer-review

Mixing Layer
Merging
Vortex
vortices
Spatial Structure