Nicolaas Johannes Poulis - Publications

Affiliations: 
1964-1987 Physics Leiden University, Leiden, Netherlands 
Area:
nuclear magnetic resonance

78 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
1986 Bos WG, Klaassen TO, Poulis NJ. Indirect nuclear spin-spin interaction in a S = 1 2 antiferromagnetic Heisenberg chain. II Physica B+C. 141: 99-112. DOI: 10.1016/0378-4363(86)90350-5  0.382
1986 Bos WG, Klaassen TO, Poulis NJ. Indirect nuclear spin-spin interaction in a S= 1 2 antiferromagnetic Heisenberg chain. I Physica B+C. 141: 87-98. DOI: 10.1016/0378-4363(86)90349-9  0.37
1986 Bos WG, Klaassen TO, Poulis NJ. Indirect nuclear spin-spin interaction in CuSO4·5H2O and CuSo4·5D2O above the chain critical field Physica B+C. 141: 148-158. DOI: 10.1016/0378-4363(86)90268-8  0.358
1985 Sprenkels JC, Wenckebach WT, Poulis NJ. Transverse helicoidal ordering of the proton spins in Ca(OH)2 at positive spin temperatures Journal of Physics C: Solid State Physics. 18: 421-441. DOI: 10.1088/0022-3719/18/2/020  0.417
1984 Bos WG, Klassen TO, Poulis NJ. INDIRECT NUCLEAR SPIN-SPIN INTERACTION IN CuSO//4. 5H//2O . 179-180.  0.337
1983 Sprenkels JC, -Th Wenckebach W, Poulis NJ. Ferromagnetic ordering of the proton spins in Ca(OH)2 at negative spin temperatures Journal of Physics C: Solid State Physics. 16: 4425-4445. DOI: 10.1088/0022-3719/16/22/017  0.342
1983 Rutten WLC, Verstelle JC, Poulis NJ. Spin dynamics of two three-dimensional Heisenberg ferromagnets near Tc Physica B+C. 121: 351-369. DOI: 10.1016/0378-4363(83)90068-2  0.334
1983 de Haas LJ, van der Zon CMB, Wenckebach WT, Poulis NJ. Spin-lattice relaxation at low temperatures in Ca(OH)2 Physica B+C. 123: 35-46. DOI: 10.1016/0378-4363(83)90008-6  0.343
1982 Labrujere J, Klaassen TO, Poulis NJ. Spin dynamics in a 3D Heisenberg ferromagnet in the paramagnetic state II Journal of Physics C: Solid State Physics. 15: 999-1014. DOI: 10.1088/0022-3719/15/5/018  0.306
1982 Labrujere J, De Haas LJ, Van Velzen G, Klaassen TO, Poulis NJ. Spin dynamics in a 3D Heisenberg ferromagnet. V. Finite fields and temperatures Journal of Physics C: Solid State Physics. 15: 6423-6435. DOI: 10.1088/0022-3719/15/31/018  0.389
1982 Labrujere J, Van Velzen G, Klaassen TO, Poulis NJ. Spin dynamics in a 3D Heisenberg ferromagnet. III. Influence of exchange anisotropy in the critical region: T>Tc, B=O Journal of Physics C: Solid State Physics. 15: 6403-6410. DOI: 10.1088/0022-3719/15/31/016  0.329
1982 Marks J, Sprenkels JCM, De Haas LJ, Wenckebach WT, Poulis NJ. The onset of a transverse magnetic ordering of proton spins in Ca(OH)2 Physica B+C. 109: 2155-2158. DOI: 10.1016/0378-4363(82)90267-4  0.375
1982 Labrujere J, Van Velzen G, Klaassen TO, Poulis NJ. Low-frequency spin dynamics of a 3D Heisenberg ferromagnet in the critical region Physica B+C. 109: 2138-2140. DOI: 10.1016/0378-4363(82)90262-5  0.361
1981 de Haas LJ, Wenckebach WT, Poulis NJ. Magnetic resonance saturation and cross-relaxation at low temperature Physica B+C. 111: 219-230. DOI: 10.1016/0378-4363(81)90099-1  0.333
1981 Labrujere J, Klaassen TO, Poulis NJ. Spin dynamics in a 3d Heisenberg ferromagnet in the paramagnetic state. I Physica B+C. 106: 83-92. DOI: 10.1016/0378-4363(81)90014-0  0.397
1980 Groen JP, Klaassen TO, Poulis NJ, Müller G, Thomas H, Beck H. Dynamics of the s=12 linear Heisenberg antiferromagnet in a magnetic field: Experiment and theory Physical Review B. 22: 5369-5381. DOI: 10.1103/PhysRevB.22.5369  0.405
1980 van Houten J, Wenckebach WT, Poulis NJ. Proton concentration dependence of the proton spin-lattice relaxation time in copper tutton salts Physica B+C. 100: 35-50. DOI: 10.1016/0378-4363(80)90056-X  0.342
1980 Groen JP, Capel HW, Perk JHH, Klaassen TO, Poulis NJ. Proton relaxation in an S = 1 2 antiferromagnetic linear chain system Journal of Magnetism and Magnetic Materials. 15: 684-686. DOI: 10.1016/0304-8853(80)90720-9  0.533
1980 Labrujere J, v.d. Zon CMB, Klaassen TO, Poulis NJ. Dynamic properties of a 3d Heisenberg ferromagnet in the paramagnetic state Journal of Magnetism and Magnetic Materials. 15: 676-678. DOI: 10.1016/0304-8853(80)90716-7  0.343
1980 Poot J, Wenckebach WT, Poulis NJ. STUDY OF CROSS-RELAXATION BY PULSED ENDOR - 1. THEORY Physica B: Physics of Condensed Matter & C: Atomic, Molecular and Plasma Physics, Optics. 101: 329-353.  0.337
1979 Looyestijn WJ, Klaassen TO, Poulis NJ. Second-order effects of magnetic hyperfine interaction on NMR spectra in the M2CuX4•2H2O compounds. II. Fine structure due to indirect coupling of nuclear spins Physical Review B. 19: 4367-4375. DOI: 10.1103/PhysRevB.19.4367  0.381
1979 Looyestijn WJ, Klaassen TO, Poulis NJ. Second-order effects of magnetic hyperfine interaction on NMR spectra in the M2CuX4•2H2O compounds. I. Pseudoquadrupolar interaction Physical Review B. 19: 4363-4366. DOI: 10.1103/PhysRevB.19.4363  0.332
1979 Diederix KM, Groen JP, Klaassen TO, Poulis NJ. Spin dynamics of the S = 1 2 alternating linear heisenberg antiferromagnet Cu(NO3)2.2.5H2O Physica B+C. 96: 41-53. DOI: 10.1016/0378-4363(79)90098-6  0.401
1979 Groen JP, Klaassen TO, Poulis NJ, Capel HW, Perk JHH. Spin dynamics of an S = 1 2 antiferromagnetic Heisenberg chain at low temperatures Physica B+C. 97: 126-144. DOI: 10.1016/0378-4363(79)90041-X  0.561
1979 Marks J, Wenckebach WT, Poulis NJ. Magnetic ordering of proton spins in Ca(OH)2 Physica B+C. 96: 337-340. DOI: 10.1016/0378-4363(79)90019-6  0.359
1979 Looyestijn WJ, Klaassen TO, Poulis NJ. Magnetic interactions of H and D nuclei in K2CuCl4.2H2O and isomorphous compounds Physica B+C. 97: 33-40. DOI: 10.1016/0378-4363(79)90004-4  0.332
1978 Diederix KM, Groen JP, Klaassen TO, Poulis NJ. Spin dynamics in an alternating linear-chain heisenberg antiferromagnet Physical Review Letters. 41: 1520-1522. DOI: 10.1103/PhysRevLett.41.1520  0.35
1978 Diederix KM, Groen JP, Henkens LSJM, Klaassen TO, Poulis NJ. An experimental study on the magnetic properties of the singlet ground-state system in Cu(NO3)2.2 1 2H2O. I. Short-range ordered state Physica B+C. 93: 99-113. DOI: 10.1016/0378-4363(78)90116-X  0.368
1978 Henkens LSJM, Klaassen TO, Poulis NJ. Proton spin-lattice relaxation experiments on S= 1 2 Heisenberg antiferromagnetic linear chains Physica B+C. 94: 27-40. DOI: 10.1016/0378-4363(78)90071-2  0.454
1978 Diederix KM, Groen JP, Henkens LSJM, Klaassen TO, Poulis NJ. An experimental study on the magnetic properties of the singlet ground-state system in Cu(NO3)2.2 1 2H2O. II. The long-range ordered state Physica B+C. 94: 9-26. DOI: 10.1016/0378-4363(78)90070-0  0.317
1978 Looyestijn WJ, Klaassen TO, Poulis NJ. 17O transferred hyperfine interactions in K2CuCl4.2H2O and isomorphous compounds Physica B+C. 93: 349-357. DOI: 10.1016/0378-4363(78)90024-4  0.328
1978 Groen JP, Klaassen TO, Poulis NJ. Proton relaxation near the saturation field of an S = 1 2 antiferromagnetic chain system Physics Letters A. 68: 381-384. DOI: 10.1016/0375-9601(78)90538-8  0.379
1978 Looyestijn WJ, Klaassen TO, Poulis NJ. FINE STRUCTURE ON NMR LINES IN A PARAMAGNET DUE TO INDIRECT NUCLEAR SPIN-SPIN COUPLING J Phys (Paris) Colloq. 39: 807-809.  0.313
1977 Klaassen TO, Henkens LSJM, Poulis NJ. Magnetic ordering in CuSO4.5H2O and related linear chain compounds in external field Physica B+C. 86: 634-638. DOI: 10.1016/0378-4363(77)90627-1  0.379
1977 van Houten J, Wenckebach WT, Poulis NJ. A study of the thermal contact between the nuclear Zeeman system and the electron dipole-dipole interaction system Physica B+C. 92: 210-220. DOI: 10.1016/0378-4363(77)90021-3  0.346
1977 Van Houten J, Wenckebach WT, Poulis NJ. Proton spin-lattice relaxation in deuterated diluted copper tutton salts Physica B+C. 92: 201-209. DOI: 10.1016/0378-4363(77)90020-1  0.305
1976 Henkens LSJM, Van Tol MW, Diederix KM, Klaassen TO, Poulis NJ. Long-range order and spin reduction in magnetic-chain crystals Physical Review Letters. 36: 1252-1255. DOI: 10.1103/PhysRevLett.36.1252  0.427
1976 Hoogstraate H, Poot J, Wenckebach WT, Poulis NJ. Cross relaxation and spin thermodynamics in some diluted copper tutton salts Physica B+C. 81: 71-83. DOI: 10.1016/0378-4363(76)90239-4  0.354
1976 van den Heuvel GM, Brak RJJ, Henkens LSJM, Wenckebach WT, Poulis NJ. Proton spin-lattice relaxation in diluted copper tutton salts Physica B+C. 81: 53-70. DOI: 10.1016/0378-4363(76)90238-2  0.436
1976 Looyestijn WJ, Klaassen TO, Poulis NJ. Determination of the exchange anisotropy in six 3-D Heisenberg ferromagnets with the CuK2Cl4.2H2O stucture Physica B+C. 83: 169-173. DOI: 10.1016/0378-4363(76)90217-5  0.366
1976 Henkens LSJM, Diederix KM, Klaassen TO, Poulis NJ. Study of Heisenberg linear chains in CuBeF4.5H2O Physica B+C. 81: 259-274. DOI: 10.1016/0378-4363(76)90061-9  0.327
1974 Wenckebach WT, Swanenburg TJB, Poulis NJ. Thermodynamics of spin systems in paramagnetic crystals Physics Reports. 14: 181-255. DOI: 10.1016/0370-1573(74)90017-9  0.416
1974 Klaassen TO, Looyestijn WJ, Poulis NJ. Magnetic interactions in 3-dimensional B.C.C. Heisenberg ferromagnets. IV: Analysis of the experimental results and discussion of the covalency effects Physica. 77: 43-77. DOI: 10.1016/0031-8914(74)90276-6  0.34
1973 Klaassen TO, Gevers A, Looyestijn WJ, Poulis NJ. Magnetic interactions in 3-dimensional B.C.C. Heisenberg ferromagnets II. (Rb, Cs)2 CuCl4·2H2O Physica. 64: 149-170. DOI: 10.1016/0031-8914(73)90120-1  0.315
1972 De Vroomen AC, Lijphart EE, Prins DYH, Marks J, Poulis NJ. Electron spin-lattice relaxation of the Zeeman and interaction systems in CuCs2(SO4)2·6H2O Physica. 61: 241-249. DOI: 10.1016/0031-8914(72)90070-5  0.343
1971 Van Den Heuvel GM, Swanenburg TJB, Poulis NJ. Proton spin-lattice relaxation in LaMN with Nd Physica. 56: 365-387. DOI: 10.1016/0031-8914(71)90209-6  0.39
1969 Wenckeback WT, Van Den Heuvel GM, Hoogstraate H, Swanenburg TJB, Poulis NJ. Experimental proof of the strong coupling between the electron spin-spin reservoir and a nuclear spin system in dilute paramagnetic crystals Physical Review Letters. 22: 581-583. DOI: 10.1103/PhysRevLett.22.581  0.427
1969 Klaassen TO, Wittekoek S, Van der Klink JJ, Poulis NJ. Magnetic ordering in Cu2Cs3Cl7.2H2O single crystals studied by nuclear magnetic resonance Physica. 41: 523-535.  0.452
1968 Wittekoek S, Poulis NJ. Proton magnetic resonance study of magnetic ordering in two cupric salts Journal of Applied Physics. 39: 1017-1018. DOI: 10.1063/1.1656151  0.348
1968 Wittekoek S, Klaassen TO, Poulis NJ. Proton magnetic resonance in single crystals containing antiferromagnetic linear chains. I Physica. 39: 293-312.  0.366
1968 Van Den Heuvel GM, Heyning CTC, Swanenburg TJB, Poulis NJ. Experimental evidence of the influence of electron dipole dipole interaction on nuclear spin lattice relaxation Physics Letters A. 27: 38-39.  0.389
1967 Swanenburg TJB, van den Heuvel GM, Poulis NJ. The influence of the leakage factor on the dynamic polarization of protons in (La, Nd)2 Mg3(NO3)12.24 H2O Physica. 35: 369-385.  0.323
1967 Swanenburg TJB, Booy R, Poulis NJ. The influence of paramagnetic impurities on the dynamic polarization of protons in (La, Nd)2Mg3(NO3)12.24H2O Physica. 37: 65-81.  0.351
1966 Wittekoek S, Poulis NJ. The shape of the proton magnetic resonance lines in CuSO4·5H2O at temperatures down to 0.31°K Physica. 32: 693-716.  0.324
1964 Swanenburg TJB, Poulis NJ, Ancher LJ. Temperature inhomogeneities in the electron spin system in saturation experiments Physica. 30: 1872-1882.  0.412
1964 Wittekoek S, Poulis NJ, Miedema AR. The susceptibilities of the two magnetic systems in CuSO4.5H2O between 4.2°K and 0.3°K Physica. 30: 1051-1060.  0.478
1964 Van Agt TWJ, Poulis NJ. The magnetic behaviour of ludlamite Physica. 30: 588-596.  0.334
1962 Van der Lugt W, Poulis NJ, Van Agt TWJ, Gorter CJ. Some proton resonance experiments in azurite near the Néel temperature Physica. 28: 195-197.  0.453
1962 Roest R, Poulis NJ, Horsman G. Electron spin resonance of two benzidine complexes in weak fields Physica. 28: 15-20.  0.313
1961 Hass WPA, Poulis NJ, Borleffs JJW. Nuclear spin relaxation in solid and liquid hydrogen Physica. 27: 1037-1044.  0.308
1961 Van der Lugt W, Poulis NJ. The splitting of the nuclear magnetic resonance lines in vivianite Physica. 27: 733-750.  0.399
1960 Van Der Lugt W, Poulis NJ. Magnetic phase transitions of cobaltchloride Physica. 26: 917-921.  0.31
1960 Hass WPA, Seidel G, Poulis NJ. Nuclear spin relaxation and molecular diffusion in liquid hydrogen Physica. 26: 834-852.  0.312
1959 Roest R, Poulis NJ. The spin-spin relaxation time of diphenyl picryl hydrazyl in weak fields Antiviral Research. 25: 1253-1254.  0.378
1959 Van Der Lugt W, Poulis NJ. Proton magnetic resonance in azurite Antiviral Research. 25: 1313-1320.  0.393
1957 Hardeman GEG, Poulis NJ, Van Der Lugt W, Hass WPA. Further investigations on the nuclear relaxation in an antiferromagnetic single crystal Physica. 23: 907-921.  0.381
1956 Hardeman GEG, Poulis NJ, Lugt Wvd. Nuclear relaxation in an antiferromagnetic single crystal Physica. 22: 48-56.  0.452
1955 Poulis NJ, Gorter CJ. Chapter XIII Antiferromagnetic Crystals Progress in Low Temperature Physics. 1: 245-272. DOI: 10.1016/S0079-6417(08)60088-8  0.486
1955 Hardeman GEG, Poulis NJ. Antiferromagnetic resonance at low frequency Physica. 21: 728-736.  0.361
1954 Poulis NJ, Hardeman GEG. The threshold field phenomenon in an antiferromagnetic single crystal Physica. 20: 7-12.  0.368
1953 Poulis NJ, Hardeman GEG. The temperature dependence of the spontaneous magnetization in an antiferromagnetic single crystal Physica. 19: 391-396.  0.389
1952 van den Handel J, Gijsman HM, Poulis NJ. The magnetic susceptibilities of an anti-ferromagnetic single crystal of CuCl2.2H2O Physica. 18: 862-876.  0.358
1952 Poulis NJ, Hardeman GEG. Behaviour of a single crystal of cucl2.2h2o near the néel temperature Physica. 18: 429-432.  0.36
1952 Poulis NJ, Hardeman GEG. Nuclear magnetic resonance in an anti-ferromagnetic single crystal II Physica. 18: 315-328.  0.366
1952 Poulis NJ, Hardeman GEG. Nuclear magnetic resonance in an anti ferromagnetic single crystal. Part I Physica. 18: 201-220.  0.391
1951 Poulis NJ, Van Den Handel J, Ubbink J, Poulis JA, Gorter CJ. On antiferromagnetism in a single crystal [8] Physical Review. 82: 552. DOI: 10.1103/PhysRev.82.552  0.484
1951 Poulis NJ. Decomposition of the proton magnetic resonance line in paramagnetic crystals Physica. 17: 392-404.  0.365
1950 Bloembergen N, Poulis NJ. On the nuclear magnetic resonance in an antiferromagnetic crystal Physica. 16: 915-919.  0.418
Show low-probability matches.