• 3651 Citations
1983 …2019
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Research Output 1983 2019

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Article
2018
1 Citation (Scopus)

An ising-based simulator for capillary action in porous media

Nair, N. & Koelman, J. M. V. A., 1 Sep 2018, In : Transport in Porous Media. 124, 2, p. 413–437

Research output: Contribution to journalArticleAcademicpeer-review

Porous materials
Simulators
Mercury
Drainage
Fluids
1 Citation (Scopus)

Permeability from 3D Porous media images: a fast two-step approach

Agarwal, U., Alpak, F. O. & Koelman, J. M. V. A., 1 Sep 2018, In : Transport in Porous Media. 124, 3, p. 1017-1033 17 p.

Research output: Contribution to journalArticleAcademicpeer-review

Fast Fourier transforms
Porous materials
Relaxation time
Rocks
Computerized tomography
2017
4 Citations (Scopus)

Renormalization group theory outperforms other approaches in statistical comparison between upscaling techniques for porous media

Hanasoge, S., Agarwal, U., Tandon, K. & Koelman, J. M. V. A., 25 Sep 2017, In : Physical Review E. 96, 3, p. 1-10 033313

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
Upscaling
group theory
Group Theory
Renormalization Group
Porous Media
1989
36 Citations (Scopus)

Decay of spin-polarized atomic hydrogen in the presence of a Bose condensate

Stoof, H. T. C., Janssen, A. M. L., Koelman, J. M. V. A. & Verhaar, B. J., 1989, In : Physical Review A: General Physics. 39, 6, p. 3157-3169 13 p.

Research output: Contribution to journalArticleAcademicpeer-review

condensates
decay
hydrogen
temperature distribution
condensation
1988
16 Citations (Scopus)

Lifetime of magnetically trapped ultracold atomic deuterium gas

Koelman, J. M. V. A., Stoof, H. T. C., Verhaar, B. J. & Walraven, J. T. M., 1988, In : Physical Review B: Condensed Matter. 38, 13, p. 9319-9322 4 p.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
Alkali Metals
Deuterium
Alkali metals
deuterium
Gases
191 Citations (Scopus)

Spin-exchange and dipole relaxation rates in atomic hydrogen : rigorous and simplified calculations

Stoof, H. T. C., Koelman, J. M. V. A. & Verhaar, B. J., 1988, In : Physical Review B: Condensed Matter. 38, 7, p. 4688-4697 10 p.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
spin exchange
Cryogenics
Hydrogen
Gases
Magnetic fields
53 Citations (Scopus)

Spin-exchange frequency shifts in cryogenic and room-temperature hydrogen masers

Koelman, J. M. V. A., Crampton, S. B., Stoof, H. T. C., Luiten, O. J. & Verhaar, B. J., 1988, In : Physical Review A: General Physics. 38, 7, p. 3535-3547 13 p.

Research output: Contribution to journalArticleAcademicpeer-review

hydrogen masers
spin exchange
cryogenic temperature
frequency shift
shift
7 Citations (Scopus)

Surface three-body recombination in spin-polarized atomic hydrogen

Goey, de, L. P. H., Stoof, H. T. C., Koelman, J. M. V. A., Verhaar, B. J. & Walraven, J. T. M., 1988, In : Physical Review B: Condensed Matter. 38, 16, p. 11500-11511

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
Hydrogen
dipoles
hydrogen
Rate constants
hydrogen atoms
1987

Hyperfine contribution to spin-exchange frequency shifts in cryogenic hydrogen masers

Verhaar, B. J., Koelman, J. M. V. A., Stoof, H. T. C., Luiten, O. J. & Crampton, S. B., 1987, In : Japanese Journal of Applied Physics, Part 1 : Regular Papers and Short Notes & Review Papers. 26, suppl. 26-3, p. 253-254

Research output: Contribution to journalArticleAcademicpeer-review

Hydrogen masers
hydrogen masers
Masers
spin exchange
masers
66 Citations (Scopus)

Hyperfine contribution to spin-exchange frequency shifts in the hydrogen maser

Verhaar, B. J., Koelman, J. M. V. A., Stoof, H. T. C., Luiten, O. J. & Crampton, S. B., 1987, In : Physical Review A: General Physics. 35, 9, p. 3825-3831 7 p.

Research output: Contribution to journalArticleAcademicpeer-review

hydrogen masers
spin exchange
electron spin
frequency shift
hydrogen atoms

Spin-polarized deuterium: stabilization in magnetic traps

Koelman, J. M. V. A., Stoof, H. T. C., Verhaar, B. J. & Walraven, J. T. M., 1987, In : Japanese Journal of Applied Physics, Part 1 : Regular Papers and Short Notes & Review Papers. 26, suppl. 26-3, p. 249-250

Research output: Contribution to journalArticleAcademicpeer-review

Deuterium
deuterium
Stabilization
stabilization
traps
49 Citations (Scopus)

Spin-polarized deuterium in magnetic traps

Koelman, J. M. V. A., Stoof, H. T. C., Verhaar, B. J. & Walraven, J. T. M., 1987, In : Physical Review Letters. 59, 6, p. 676-679 4 p.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
deuterium
traps
spin exchange
gases
magnetic fields
1985
5 Citations (Scopus)

Spin waves in spin-polarized hydrogen atoms adsorbed on a superfluid 4He film

Koelman, J. M. V. A., Noteborn, H. J. M. F., Goey, de, L. P. H., Verhaar, B. J. & Walraven, J. T. M., 1985, In : Physical Review B: Condensed Matter. 32, 11, p. 7195-7199

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
File
Spin waves
magnons
Hydrogen
hydrogen atoms
helium film