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1972
4 Citations (Scopus)
40 Downloads (Pure)

Semi-empirical calculations on the structure of the uronium ion

Harkema, S., 1972, In : Journal of molecular structure. 12, 3, p. 465-470

Research output: Contribution to journalArticleAcademic

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5 Citations (Scopus)
12 Downloads (Pure)

Side-Chain Alkylation of Toluene with Ethylene

Oltay, E., Penninger, J. M. L. & Maatman, H., 1972, In : Angewandte Chemie, International Edition in English. 11, 10, p. 918-919

Research output: Contribution to journalArticleAcademicpeer-review

File
16 Citations (Scopus)
412 Downloads (Pure)

The concept of the habit plane and the phenomenological theories of the martensite transformation

Klostermann, J. A., 1972, In : Journal of the less-common metals. 28, 1, p. 75-94

Research output: Contribution to journalArticleAcademicpeer-review

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Martensite
Crystals
79 Citations (Scopus)
75 Downloads (Pure)

The contribution of different types of point defects to diffusion in CoO and NiO during oxidation of the metals

Koel, G. J. & Gellings, P. J., 1972, In : Oxidation of metals. 51, 3, p. 185-203

Research output: Contribution to journalArticleAcademic

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51 Downloads (Pure)

The crystal and molecular structure of 2,3-diazanaphthalene

Huiszoon, C., van de Waal, B. W., van Egmond, A. B. & Harkema, S., 1972, In : Acta Crystallographica Section B: Structural crystallography and crystal chemistry. 28, 11, p. 3415-3419

Research output: Contribution to journalArticleAcademic

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44 Downloads (Pure)

The crystal structure of urea oxalic acid (2:1)

Harkema, S., Bats, J. W., Weyenberg, A. M. & Feil, D., 1972, In : Acta Crystallographica Section B: Structural crystallography and crystal chemistry. 28, 5, p. 1646-1648

Research output: Contribution to journalArticleAcademic

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12 Citations (Scopus)
47 Downloads (Pure)

The determination of major and some minor constituents in lead zirconate-titanate compositions by x-ray fluorescence and atomic absorption spectrometry

van Willigen, J. H. H. G., Kruidhof, H. & Dahmen, E. A. M. F., 1972, In : Analytica chimica acta. 62, 2, p. 279-287

Research output: Contribution to journalArticleAcademic

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9 Citations (Scopus)
122 Downloads (Pure)

The maximally achievable accuracy of linear optimal regulators and linear optimal filters

Kwakernaak, H. & Sivan, R., 1972, In : IEEE transactions on automatic control. 17, 1, p. 79-86

Research output: Contribution to journalArticleAcademic

File
27 Citations (Scopus)
13 Downloads (Pure)

The photoelectron spectra of the diazanaphthalenes

van den Ham, D. M. W. & van der Meer, D., 1972, In : Chemical physics letters. 12, 3, p. 447-453

Research output: Contribution to journalArticleAcademicpeer-review

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Photoelectrons
photoelectrons
Nitrogen
orbitals
nitrogen
6 Citations (Scopus)
54 Downloads (Pure)

The relation between derivations and syntactical structures in phrase-structure grammars

Eickel, J. & Loeckx, J., 1972, In : Journal of computer and system sciences. 6, 3, p. 267-282

Research output: Contribution to journalArticleAcademic

Open Access
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Context free grammars
Grammar
Context-free Grammar
Simplification
Syntax
10 Citations (Scopus)
51 Downloads (Pure)

Thin-layer chromatography of pigments from reaction center particles of Rhodopseudomonas spheroides

Beugeling, T., Slooten, L. & Barelds-van de Beek, P. G. M. M., 1972, In : Biochimica et Biophysica Acta (BBA) - Bioenergetics. 283, 2, p. 328-333

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
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Bacteriochlorophylls
Rhodobacter sphaeroides
Thin layer chromatography
Thin Layer Chromatography
Pigments
1 Citation (Scopus)
8 Downloads (Pure)

Threshold model for clustered firing of neurons

Reuver, H. A. & ten Hoopen, M., 1972, In : Kybernetik. 11, 1, p. 1-4

Research output: Contribution to journalArticleAcademic

File
Statistical Models
Neurons
1971
17 Citations (Scopus)
59 Downloads (Pure)

A borax fusion technique for quantitative X-ray fluorescence analysis

van Willigen, J. H. H. G., Kruidhof, H. & Dahmen, E. A. M. F., 1971, In : Talanta. 18, 4, p. 450-452

Research output: Contribution to journalArticleAcademic

Open Access
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Fusion reactions
Fluorescence
X rays
X ray analysis
Molten materials
11 Citations (Scopus)
43 Downloads (Pure)

Acid-base strengths in m-cresol

Bos, M. & Dahmen, E. A. M. F., 1971, In : Analytica chimica acta. 57, 2, p. 361-370

Research output: Contribution to journalArticleAcademic

Open Access
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Acids
acid
electrode
glass
cresol
12 Citations (Scopus)
72 Downloads (Pure)

Acid-base strengths in pyridine

Bos, M. & Dahmen, E. A. M. F., 1971, In : Analytica chimica acta. 53, 1, p. 39-46

Research output: Contribution to journalArticleAcademic

Open Access
File
Titration
Acids
acid
salt
Amines
3 Citations (Scopus)
44 Downloads (Pure)

A method for the measurement of the turn-on condition in MOS transistors

Wallinga, H., 1971, In : Solid-state electronics. 14, 11, p. 1093-1098

Research output: Contribution to journalArticleAcademic

Open Access
File
silicon transistors
Silicon oxides
metal oxides
Transistors
Metals
1 Citation (Scopus)
57 Downloads (Pure)

Anomalous a.c. resistivity effect in Nb and Sn at high static fields in the liquid helium temperature range

van de Klundert, L. J. M., van Ardenne, A. & van der Marel, L. C., 1971, In : Physics letters A. 34, 6, p. 321-323

Research output: Contribution to journalArticleAcademic

Open Access
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liquid helium
formalism
magnetic permeability
electrical resistivity
temperature
6 Citations (Scopus)
56 Downloads (Pure)

Complete sets of diagonal operators in quantum-statistical mechanics

Caspers, W. J., van de Braak, H. P., Verbeek, P. W. & Verstelle, J. C., 1971, In : Physica. 53, 2, p. 210-224

Research output: Contribution to journalArticleAcademic

Open Access
File
Statistical mechanics
Mathematical operators
Hamiltonians
115 Downloads (Pure)

De theorie van Ausubel: een leertheorie voor onderwijskundigen

Kooreman, H. J., 1971, In : Pedagogische studiën. 48, p. 402-411

Research output: Contribution to journalArticleAcademic

Open Access
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De verkiezingen van maart 1970

Stouthard, P. C., 1971, In : Acta politica. 6, 1, p. 18-28

Research output: Contribution to journalArticleAcademic

8 Citations (Scopus)

Eine Kniegelenkstotalendoprothese unter Erhaltung der Kreuz-und Seitenbänder.

Translated title of the contribution: Total knee-joint endoprosthesis saving the crucial and collateral ligamentsGroeneveld, H. B., Schöllner, D., Bantjes, A. & Feijen, J., 1 Sep 1971, In : Zeitschrift fur Orthopadie und Ihre Grenzgebiete. 109, 14, p. 599-607 9 p.

Research output: Contribution to journalArticleAcademicpeer-review

3 Citations (Scopus)
22 Downloads (Pure)

Einschlieβung von Eigenelementen

Wetterling, W., 1971, In : Archive for rational mechanics and analysis. 44, 1, p. 76-82

Research output: Contribution to journalArticleAcademic

Open Access
File
2 Citations (Scopus)
24 Downloads (Pure)

Factors affecting pH change in alkaline waste water treatment - II: Carbon dioxide production

Lijklema, L., 1971, In : Water research. 5, 4, p. 123-142

Research output: Contribution to journalArticleAcademic

File
68 Citations (Scopus)
500 Downloads (Pure)

Liquid-liquid phase separation in concentrated solutions of non-crystallizable polymers by spinodal decomposition

Smolders, C. A., van Aartsen, J. J. & Steenbergen, A., 1971, In : Kolloid-Zeitschrift und Zeitschrift für Polymere. 243, 1, p. 14-20

Research output: Contribution to journalArticleAcademic

Open Access
File
Spinodal decomposition
Phase separation
Polymers
liquid phases
Caprolactam
13 Downloads (Pure)

Microteaching met leerwinst als kriterium

Kooreman, H. J. & Wassink, J. B., 1971, In : Pedagogische studiën. 48, p. 480-493

Research output: Contribution to journalArticleAcademic

Open Access
File
20 Downloads (Pure)

Naar een effektief gebruik van microteaching

Kooreman, H. J., 1971, In : Pedagogische studiën. 48, p. 89-94

Research output: Contribution to journalArticleAcademic

Open Access
File
6 Citations (Scopus)
56 Downloads (Pure)

On the number of crossings in the spectrum of a hermitian matrix which depends on a real parameter

Valkering, T. P., 1971, In : Physica. 53, 1, p. 117-124

Research output: Contribution to journalArticleAcademic

Open Access
File
11 Downloads (Pure)

On the structure of shock waves in a bubble-liquid mixture

van Wijngaarden, L., 1971, In : Fluid dynamics transactions. 5, 1, p. 289-298

Research output: Contribution to journalArticleAcademic

File
18 Downloads (Pure)

On the Zeros of Infinitely Divisible Densities

Sleutel, F. W., 1971, In : Annals of Mathematical Statistics. 42, 2, p. 812-815

Research output: Contribution to journalArticleAcademic

Open Access
File
19 Downloads (Pure)

Overdrachtsverschijnselen

Mijnlieff, P. F., 3 Jun 1971, Enschede: Technische Hogeschool Twente. 19 p.

Research output: Book/ReportInaugural speechOther research output

Open Access
File
45 Downloads (Pure)
File
2 Citations (Scopus)
19 Downloads (Pure)

Poly(γ-p-nitrobenzyl-L-glulainate): synthetic aspects, sedimentation, and viscosity studies

Feijen, J., de Groot, K., de Visser, A. C. & Bantjes, A., 1971, In : Biopolymers. 10, 12, p. 2509-2523

Research output: Contribution to journalArticleAcademic

Open Access
File
Dimethylformamide
Sedimentation
Viscosity
Nitrobenzene
Anhydrides
14 Downloads (Pure)

Polymerization of propadiene. I. Comparison of catalytic systems in relation to polymer structure and polymerization by a new Ni-based catalyst

van den Enk, J. E. & van der Ploeg, H. J., 1971, In : Journal of Polymer Science, Part A-1: Polymer chemistry. 9, 8, p. 2395-2402

Research output: Contribution to journalArticleAcademicpeer-review

File
Polymerization
Catalysts
Polymers
Electrons
Spectrum analysis
12 Downloads (Pure)

Polymerization of propadiene. II. Catalyst systems based on 3d transition metals and various stabilizing ligands

van den Enk, J. E. & van der Ploeg, H. J., 1971, In : Journal of Polymer Science, Part A-1: Polymer chemistry. 9, 8, p. 2403-2407

Research output: Contribution to journalArticleAcademicpeer-review

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Butadiene
Transition metals
Ligands
Polymerization
Catalysts
34 Citations (Scopus)
8 Downloads (Pure)

Pyrazoles and imidazoles as ligands. X. electron paramagnetic resonance spectra of MnII in a tetragonal environment of four pyrazoles and two anions

Dowsing, R. D., Nieuwenhuijse, B. & Reedijk, J., 1971, In : Inorganica chimica acta. 5, p. 301-304

Research output: Contribution to journalArticleAcademicpeer-review

File
Pyrazoles
Imidazoles
imidazoles
Anions
Paramagnetic resonance
39 Citations (Scopus)
7 Downloads (Pure)

Pyrazoles and imidazoles as ligands. XV. preparation, spectra and magnetic properties of di-μ-hydroxo-bis- [di(2-methylimidazole)copper(II)] diperchlorate dihydrate

Reedijk, J., Knetsch, D. & Nieuwenhuijse, B., 1971, In : Inorganica chimica acta. 5, p. 568-572

Research output: Contribution to journalArticleAcademicpeer-review

File
Pyrazoles
Imidazoles
imidazoles
Paramagnetic resonance
Copper
14 Citations (Scopus)
26 Downloads (Pure)

The measurement of interface state charge in the MOS system

Koomen, J., 1971, In : Solid-state electronics. 14, 7, p. 571-580

Research output: Contribution to journalArticleAcademic

File
Interface states
MOSFET devices
Surface states
transistors
MOS capacitors
70 Downloads (Pure)

Thermal bulk polymerization of cholesteryl acrylate

de Visser, A. C., de Groot, K., Feijen, J. & Bantjes, A., 1971, In : Journal of Polymer Science, Part A-1: Polymer chemistry. 9, 7, p. 1893-1899

Research output: Contribution to journalArticleAcademic

Open Access
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Monomers
Polymerization
Polymers
Sedimentation
Byproducts
20 Citations (Scopus)
18 Downloads (Pure)

Transition selection with adjustable outcoupling for a laser device applied to CO2

Ernst, G. J. & Witteman, W. J., 1971, In : IEEE journal of quantum electronics. 7, 10, p. 484-488

Research output: Contribution to journalArticleAcademic

File
10 Downloads (Pure)

University of Technology, Twente

Bosma, R., 1971, In : Tribology. 4, 1, p. 38-39

Research output: Contribution to journalArticleAcademic

File
tribology
Tribology
students
Students
mechanical engineering

Van BAB naar AROB, een verbetering? De betekenis van het Arob-ontwerp voor de rechtsbescherming van de burger

Brack, A., 1971, In : Ars Aequi. 20, p. 467-475

Research output: Contribution to journalArticleAcademic

12 Downloads (Pure)

Wetenschapsnummer van de Technische Hogeschool Twente

Groenman, B. S., 1971, In : Nieuws in en om THT. September, 17 p.

Research output: Contribution to journalArticleAcademic

File
14 Citations (Scopus)
51 Downloads (Pure)

X-ray scattering and the chemical bond in N2 and CN

Groenewegen, P. P. M., Zeevalkink, J. & Feil, D., 1971, In : Acta crystallographica Section A: Crystal physics, diffraction, theoretical and general crystallography. 27, p. 487-491

Research output: Contribution to journalArticleAcademic

File
1970
10 Citations (Scopus)
55 Downloads (Pure)

Addition of chlorine to the cyanogen bond in sulfonyl cyanides

Vrijland, M. S. A. & Hackmann, J. T., 1970, In : Tetrahedron letters. 11, 43, p. 3763-3764

Research output: Contribution to journalArticleAcademic

Open Access
File
7 Citations (Scopus)
59 Downloads (Pure)

Bulk polymerization of cholesteryl acrylate

de Visser, A. C., Feijen, J., de Groot, K. & Bantjes, A., 1970, In : Journal of Polymer Science, Part B: Polymer letters. 8, 11, p. 805-808

Research output: Contribution to journalArticleAcademic

Open Access
File
14 Citations (Scopus)
240 Downloads (Pure)

Continuous production of glycerol by catalytic high pressure hydrogenolysis of sucrose

van Ling, G., Driessen, A. J., Piet, A. C. & Vlugter, J. C., 1970, In : Industrial and engineering chemistry: Product research and development. 90, 2, p. 210-212

Research output: Contribution to journalArticleAcademic

Open Access
File
Hydrogenolysis
Sugar (sucrose)
Glycerol
Sucrose
Acrolein
34 Citations (Scopus)
55 Downloads (Pure)

Definitheitsbedingungen für relative Extrema bei Optimierungs- und Approximationsaufgaben

Wetterling, W., 1970, In : Numerische Mathematik. 15, 2, p. 122-136

Research output: Contribution to journalArticleAcademic

Open Access
File
11 Citations (Scopus)
25 Downloads (Pure)

Exposure of metallic copper surface on Cu-Al2O3-carbon catalysts

Menon, P. G. & Prasad, J., 1970, In : Journal of catalysis. 17, 2, p. 238-244

Research output: Contribution to journalArticleAcademic

Open Access
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Copper
Carbon
catalysts
copper
Catalysts
10 Citations (Scopus)

Iso‐anellated thienopyrroles: The chemistry of 5,6‐dihydro‐4H‐thieno[2,3‐c]pyrroles and 5H‐thieno[2,3‐c]pyrroles

Feijen, J. & Wynberg, H., 1 Jan 1970, In : Recueil des Travaux Chimiques des Pays‐Bas. 89, 6, p. 639-657 19 p.

Research output: Contribution to journalArticleAcademicpeer-review

Pyrroles
formic acid
Hydrogen Peroxide
Chloranil
Oxidation
9 Citations (Scopus)
39 Downloads (Pure)

On the influence of heat conduction on paramagnetic dispersion and absorption curves

Valkering, T. P. & van der Marel, L. C., 1970, In : Physica. 47, 3, p. 412-424

Research output: Contribution to journalArticleAcademic

Open Access
File
Heat conduction
Paramagnetic materials
Liquids
Heat resistance
Specific heat