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  1. No Access

    Article

    Aliovalent MnTi and GaTi substitution in high-temperature piezoelectric (x)Bi(Zn0.5Zr0.5)O3—(y)BiScO3—(100 – x − y)PbTiO3

    Aliovalent substitution of 1–2 % Mn and Ga for Ti has been carried out in the high-temperature ternary system (x)Bi(Zn0.5Zr0.5)O3—y)BiScO3—(100−x−y)PbTiO3 near the morphotropic phase boundary, specifically 2.5BZZ...

    B. Kowalski, A. Sayir, A. Sehirlioglu in Journal of Materials Science (2016)

  2. No Access

    Article

    In vitro culture of two threatened South African medicinal trees – Ocotea bullata and Warburgia salutaris

    The aim of the project was to develop micropropagation procedures for theheavily exploited and endangered South African trees black stinkwood (Ocotea bullata) and pepperbark (Warburgia salutaris) to facilitatecon...

    B. Kowalski, J. van Staden in Plant Growth Regulation (2001)

  3. No Access

    Article

    The use of image analysis to study developmental variation in micropropagated potato (Solanum tuberosum L.) plants

    Potato leaf morphology changes during plant development with the phase shift from vegetative growth to flowering. Image analysis can detect differences in leaf morphology and has been used here to distinguish ...

    A. C. Cassells, B. Kowalski, D. M. Fitzgerald, G. A. Murphy in Potato Research (1999)

  4. No Access

    Article

    Mutation breeding for yield andPhytophthora infestans (Mont.) de Bary foliar resistance in potato (Solanum tuberosum L. cv. Golden Wonder) using computerized image analysis in selection

    Using visual selection for off-types and image analysis to select against maturation mutants, a line combining improved late blight resistance and yield was isolated in an in vitro mutagenesis programme from a...

    B. Kowalski, A. C. Cassells in Potato Research (1999)

  5. No Access

    Article

    Cold treatment, as part of the process, improves explant decontamination

    Cold treatment of surface sterilized explant material of hardwood trees at 4°C for two or four days reduced or eradicated internal contamination with Bacillus subtilis. This procedure provides a cheap, rapid a...

    B. Kowalski, J. van Staden in Plant Growth Regulation (1998)

  6. No Access

    Article

    Determination of specific heats of some edible oils and fats by differential scanning calorimetry

    Measurements of specific heat as a function of temperature were carried out with a differential scanning calorimeter on rape-seed, soybean, sunflower and corn oils and on lard.

    B. Kowalski in Journal of thermal analysis (1988)

  7. No Access

    Chapter and Conference Paper

    Structure Formation by Propagating Fronts

    In many nonlinear dissipative systems spatially periodic structures grow out of a homogeneous basic state when the driving exceeds a critical value [1]. Taylor vortex flow (TVF) in the annulus between concentr...

    M. Lücke, M. Mihelcic, B. Kowalski, K. Wingerath in The Physics of Structure Formation (1987)

  8. No Access

    Article

    Molar excess enthalpies and volumes of mixtures of 2,4,6-trimethyl-pyridine with some aliphatic alcohols

    The relationship enthalpy of mixing and excess molar volume of mixing versus composition were studied at 313.15 K for binary systems of 2,4,6-collidine with normal aliphatic alcohols. It was found that at this...

    T. Kasprzycka-Guttman, B. Kowalski, A. Országh in Journal of thermal analysis (1978)

  9. No Access

    Article

    Morphologie

    Krauspe, Schairer, Werthemann, Regele, Ostertag, Drope… in Zeitschrift für Krebsforschung (1939)

  10. No Access

    Article

    Serologie, Blutgruppen, Endokrinologie, Bakteriologie, Immunitätslehre

    Mayser, L. Hirszfeld, K. Rintelen, Merkel… in Deutsche Zeitschrift für die gesamte geric… (1937)

  11. No Access

    Article

    Gerichtliche Geburtshilfe

    Dittrich, L. Wachholz, Hans Otto Neumann… in Deutsche Zeitschrift für die gesamte geric… (1935)

  12. No Access

    Article

    Streitige geschlechliche Verhältnisse

    Bohnen, Krause, B. Kowalski, Eigenbericht… in Deutsche Zeitschrift für die gesamte geric… (1930)