RECENT SCIENTIFIC PUBLICATIONS
The publications are contributed by staff of laboratories and plants which form part of or
co-operate with enterprises of the Philips group of companies, particularly by staff of the
following research laboratories:
Philips Research Laboratories, Eindhoven, Netherlands
Mullard Research Laboratories, RedhiJI (Surrey), England
Laboratoires d'Electronique et de Physique Appliquée, Limeil-Brévannes (S.O.), France
PhiJips Zentrallaboratorium
GmbH, Aachen laboratory, Wei13hausstra13e, 51 Aachen,
ilirm~
Philips Zentrallaboratorium
GmbH, Hamburg laboratory,
Vogt-Kölln-Stra13e 30,
2 Hamburg-Stellingen, Germany
MBLE Laboratoire de Recherche, 2 Avenue Van Becelaere, Brussel17 (Boitsfort), Belgium.
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Reprints of most of these publications wiJl be available in the near future. Requests for reprints
should be addressed to the respective laboratories (see the code letter) or to Philips Research
Laboratories, Eindhoven, Netherlands.
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M. K. McPhun: Measurement ofnegative
Proc. IEEE 54,910-911, 1966.
resistance using a Z-g diagraph,
.
R. Memming and G. Schwandt: Anodic dissolution of silicon in hydrofluoric acid solutions.'
Surface Sci. 4, 109-124, 1966.
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L. Merten: Abgeschirmte piezoelektrische
Kristallen.
Z. Naturf. 21a, 793-798, 1966.
Potentiale urn Versetzungen in piezoelektrischen
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G. Meijer: Lumière et croissance en longueur.
Photochem. and Photobiol. 5, 373-374, 1966.
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M. Monneraye and H. J. L. Trap: Effets de I'addition de Ti02 sur les propriétés diélectriques
des verres et des pro duits vitrocristallins du type Cabal.
VIle Congrès Int. du Verre, Brussels 1965, pub!. No. 107/111.2.
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B. J. Mulder and J. de Jonge: Quantum efficiency ofphotoconduction
Solid State Comm. 4, 293-294, 1966.
B. J. Mulder, J. de Jonge and G. Vermeulen: The photocurrent
lumination ofthe negative electrode.
Rec. Trav. chim. Pays-Bas 85,31-34, 1966.
in lead oxide.
in anthracene crystals under ilE
E. A. Muyderman: Bearings.
.
Sci. American 214, 60-66, 68 and 71, 1966.
J. Neirynck and Ph. van Bastelaer:
systems.
Rev. HF 6, 363-374, 1966.
Distortion
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analysis of narrow-band
carrier telegraph
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W. C. Nieuwpoort and G. Blasse: Linear crystal-field terms and the
the Eu3+ ion.
Solid State Comm. 4, 227-229, 1966.
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Do_7 Fo transition of
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W. C. Nieuwpoort, G. A. Wesselink and E. H. A. M. van der Wee: Thermochromic
vochromic behaviour of cobalt (11) chloride solutions in various solvents.
Rec. Trav. chim. Pays-Bas 85, 397-404, 1966.
J. M. Noothoven van Goor: Charge-carrier
Physics Letters 21; 603-604, 1966.
and solE
densities and mobilities in bismuth doped with tin.
.
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D. J. van Ooijen and A. S. van der Goot: The internal friction of cold-worked niobium and
tantalum containing oxygen and nitrogen.
Acta metallurgica 14, 1008-1009, 1966.
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G. W. van Oosterhout: The identical
theory of the electron.
Physica 32, 1090-1096, 1966.
relations between the bilinear covariants
of Dirac's
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444
PUBLICATIONS
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A. van Oostrom: Experimental evidence supporting chemisorption without surface rearrangement for nitrogen on tungsten at' and below room temperature.
Physics Letters 22, 137-139, 1966.
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J. W. Orton, A. S. Fruin and J. C. Walling: Spin-lattice relaxation ofCr3+ in single crystals of
zinc tungstate.
Proc. phys. Soc. 87, 703-716,1966.
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C. van Osenbruggen, G. Luimes, A. van Dijk and J. G. Siekman: Micro-spark erosion as a
technique in microminiaturization.
Microminiaturization
in automatic control equipment and in digital computers (proc.
IFAC/IFIP Symp., Munich 1965), Oldenbourg, Munich, 1966, pp. 485-493.
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D. A. E. Roberts and K. Wilson: Evaluation of high quality varactor diodes.
Radio and electronic Engr 31, 277-285, 1966.
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E. Roeder and S. Scholz: A simple hot press for laboratory investigations.
Special Ceramics 1964 (Proc. Symp. Brit. Cer. Res. Ass.), Academic Press, London, 1965,
pp. 269-273.
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F. C. de Ronde: The clawflange: an international standardized millimeter wavegulde flange.
Microwave J. 9, 55-58, 1966.
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C. J. M. Rooymans: Invloed van de druk op het mechanisme van de vastestofreactie.
Chem. Weekblad.62, 189-194, 1966.
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H.-J. Schmitt and G. Buchta: Approximate theory of the transversely magnetized reciprocal
phase shifter.
Proc. IEEES4, 308-310,1966.
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H.-J. Schmitt and H. Zimmer: Fast sweep measurements of relaxation times in superconducting cavities.
IEEE Trans. on microwave theory and techniques MTT-14, 206-207, 1966.
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D. A. Schreuder: Het vooruit bepalen van de gemiddelde wegdekluminantie
lichting.
.'
Electrotechniek 44, 143,-147, 1966.
bij openbare ver,
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E. Schwartz: Wechsel der Bezugsimpedanzen bei Streu- oder Betriebsmatrizen.
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Archiv. elecktr. Übertr. 20, 357-364, 1966.
L. A. IE. Sluyterman: Amperometric argentometric titration of thiol groups in imidazole
buffer.
Anal. Biochemistry 14, 317-319, 1966.
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L. A. IE. Sluyterman: Substrate binding by non-activated papain.
Biochim. biophys. Acta 113, 577-586, 1966.
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G. Söllner: Ein einfaches System zur Blendungsbewertung.
Lichttechnik 17, 59A-66A, 1965.
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P. T. Squire and J. W. Orton: Relaxation ofthe
Proc. phys. Soc. 88, 649-657, 1966.
Cr3+ ion in. emerald.
R. P. van Stapele, H. G. Beljers, P. F. Bongers and H. Zijlstra:.Ground
ions in Cs3CoCIs and CS3CoBrs·
J. chem. Phys. 44, 3719-3725, 1966.
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state of divalent Co
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C. van de Stolpe: Preparation of NiO single crystals by chemical transport.
J. Phys. Chem. Solids 27, 1952-1953, 1966.
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A. L. Stuijts: Keramische technologie.
Klei en Keramiek 15, 35-39, 1966.
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R. Thees: Kleine Elektromotoren.
Elektrotechn. Z. A 87, 171-175, 1966.
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J.-P. Thiran: A class of filters with optimal response to a step offrequency.
Archiv elektro Übertr. 20, 388-392, 1966.
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B. Tuck and R. W. G. Clarke: Anomalous double-peaking effect from a monochromator.
J. sci. Instr. 43, 196, 1966.
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