H.-Ch. Spatz: Publications
Biomechanics 90-99
- T.
Speck, H.-CH. Spatz and D. Vogellehner (1990) Contributions to the
Biomechanics of Plants. I. Stabilities of Plant Stems with
Strengthening Elements of Different Cross-Sections Against Weight and
Wind Forces. Botanica Acta, 103, 111 - 122.
- H.-CH.
Spatz, T. Speck and D. Vogellehner (1990) Contributions to the
Biomechanics of Plants. II. Stability Against Local Buckling in Hollow
Plant Stems. Botanica Acta 103, 123-130.
- J.
Weissenberger, H.-CH. Spatz, A. Emanns and J. Schwörbel (1991)
Measurement of Lift and Drag Forces in the mN Range experienced by
Benthic Arthropods at Flow Velocities below 1.2 m/sec. Freshwater
Biology 25, 21-31.
- H.-CH.
Spatz (1991) Circulation, Metabolic Rate and Body Size in Mammals.
Journal of Comparative Physiology B, 161, 231-236.
- H.-CH.
Spatz, Ch. Boomgarden and T. Speck (1993) Contribution to the
Biomechanics of Plants. III. Experimental and Theoretical Studies of
Local Buckling. Botanica Acta, 106, 254-264.
- H.-CH.
Spatz (1994) Ein Kommentar zur mechanischen Stabilität hohler Bäume.
Das Gartenamt, 2, 92-95.
- H.-CH.
Spatz and T. Speck (1994) Grasses are particularly "smart" light weight
structures. In: Evolution of Natural Structures. Principles,
Strategies, and Models in Architecture and Nature. Proceedings of the
III. International Symp. of the SFB 230. Stuttgart, 191-195.
- H.-CH.
Spatz and T. Speck (1994) Local Buckling and other modes of failure in
hollow plant stems. Biomimetics, 2, 149-173.
- H.-CH.
Spatz and T. Speck (1995) Mechanische Eigenschaften von Hohlrohren am
Beispiel von Gräsern. BIONA report 9, 91-132.
- H.-CH.
Spatz and T. Speck (1995) Pneumatische Strukturen in der Natur. Der
Beitrag des Parenchyms zur mechanischen Stabilität des Getreidehalms.
BIONA report 9, 133-145.
- H.-CH.
Spatz, H. Beismann, A. Emanns, and T. Speck (1995) Mechanical
anisotropy and inhomogeneity in the tissues comprising the hollow stem
of the giant reed Arundo donax. Biomimetics 3, 141-155.
- H.-CH.
Spatz, E.J. O'Leary and J.F.V Vincent (1996) Young's Moduli and Shear
Moduli in Cortical Bone. Proc. Roy. Soc. Lond. B 263, 287-294.
- H.-CH.
Spatz , H. Beismann, A. Emanns, and T. Speck (1996) A New Method to
Determine Young's Modulus in Tangential Direction for Hollow Tubes, in
Particular Hollow Plant Stems. Proc. of the 3rd Biennial ESDA
Conference Montpellier 77, 221-224.
- T.
Speck, N.P. Rowe, F. Brüchert, W. Haberer, F. Gallenmüller, and H.-CH.
Spatz (1996) How plants adjust the "material properties" of their stems
according to differing mechanical constraints during growth - an
example of smart designs in nature. Proc. of the 3rd Biennial ESDA
Conference Montpellier 77, 233-241.
- T.
Speck , N.P. Rowe and H.-CH. Spatz (1996) Pflanzliche Achsen -
hochkomplexe Verbundstrukturen mit erstaunlichen mechanischen
Eigenschaften. - In: W. Nachtigall (ed.), Technische Biologie und
Bionik 3, Biona-Report 10, 101-131.
- H.-CH.
Spatz , H. Beismann, F. Brüchert, A. Emanns, and T. Speck (1997)
Biomechanics of the giant reed Arundo donax. Phil. Trans. Roy. Soc. B
352, 1-10.
- F.
Brüchert, U.H. Sauter, T. Speck and H.-CH. Spatz (1997) Die Beziehung
von Wuchsform und Baummechanik am Beispiel von Fichten aus
unterschiedlich dichten Beständen. In: D. Dujesiefken ed. Jahrbuch der
Baumpflege 1997, pp. 210-216 Bernhard-Thalacker-Verlag, Braunschweig.
- H.-CH.
Spatz, A. Emanns and T. Speck (1997) Elastic, Viscoelastic and Plastic
Properties of Equisetum hyemale. In: G.J. Jeronimidis and J.F.V.
Vincent eds., Plant Biomechanics - Conference Proceedings I, pp.17-22.
Centre of Biomimetics, The University of Reading.
- Biehle,
G., Speck, T. and H.-CH. Spatz (1998): Hydrodynamics and biomechanics
of the submerged watermoss Fontinalis antipyretica - a comparison of
specimens from habitats with different flow velocities. Botanica Acta
111: 42-50
- Spatz,
H.-CH., Köhler, L., and T. Speck (1998): Biomechanics and functional
anatomy of hollow stemmed sphenopsids: I. Equisetum giganteum
(Equisetaceae). Amer. J. of Botany, 85: 305-314
- Spatz,
H.-CH., Rowe, N., Speck, T., and V. Daviero (1998): Biomechanics of
hollow stemmed Sphenopsids: II. To have or not to have secondary xylem.
Rev. Paleobot. Palynol., 102, 63-77
- Speck,
T., Speck, O., Emanns, A., and H.-CH. Spatz (1998): Biomechanics and
functional anatomy of hollow stemmed sphenopsids: III. Equisetum
hyemale. Botanica Acta, 111, No. 5. 366-376
- Spatz,
H.-CH. and T. Speck (1998): Mechanische Stabilität bei hohlen
Pflanzenachsen, oder warum knicken Halme nicht ab ? BIONA report 12,
83-90
- Speck,
O., Speck, T. and H.-CH. Spatz (1998): Viscoelastizität und Plastizität
- oder wie vermeiden Pflanzen destruktive Oszillationen ? Eine
biomechanisch- funktionsanatomische Analyse des Rhizoms von Arundo
donax. BIONA report 12, 91-106
- Niklas,
K. and H.-CH. Spatz (1999): Methods for calculating factors of safety
for plant stems. J. Exp. Biol. 202, 3273-3280
- Spatz,
H.-CH., Köhler, L. and K. Niklas (1999): Mechanical behaviour of plant
tissues: Composite materials or structures ? J. of Exp. Biol. 202,
3269-3272 /H4>