J. Rödel

Near-field acoustical imaging using lateral bending mode of atomic force microscope cantilevers: Applications to fracture mechanics of NC-zirconia (2007)

Caron, A., Rabe, U., Rödel, J., Arnold, W.

Scanning probe microscopy techniques enable one to investigate surface properties such as contact stiffness and friction between the probe tip and a sample with nm resolution. So far the bending and...

Stress-induced anisotropy of sintering alumina: Discrete element modelling and experiments (2007)

Wonisch, A., Guillon, O., Kraft, T., Moseler, M., Riedel, H., Rödel, J.

Simulations based on the discrete element method are employed to investigate the anisotropic sintering of alumina. The results are compared with accompanying experiments. It is shown that during...

Mechanical properties of dry-pressed powder compacts: Case study on alumina nanoparticles (2006)

Kounga Njiwa, A.B., Aulbach, E., Rödel, J., Neubrand, A.

Youngs modulus and fracture toughness of dry-pressed powder compacts of nanocrystalline alumina powders have been determined for different relative densities and average grain size. The powder with a...

Microcrack evolution in alumina ceramics: Experiment and simulation (2005)

Yousef, S. G., Rödel, J., Fuller, E. R., Zimmermann, A., El-Dasher, B. S.

Crack opening profiles of indentation cracks in normal and anomalous glasses (2004)

Burghard,Z., Zimmermann,A., Rödel,J., Aldinger,F., Lawn,B. R.

Crack opening profiles of indentation cracks in normal and anomalous glasses (2004)

Burghard, Z., Zimmermann, A., Rödel, J., Aldinger, F., Lawn, B. R.

Bi-layered PZT films by combining thick and thin film technology (2004)

Gebhardt, S., Seffner, L., Schönecker, A., Rödel, J., Beckert, W., Kreher, W., ...

PZT thick films on various substrates are of great interest for applications as pressure sensors, micropumps, ultrasonic and pyroelectric transducers, deformable mirrors and ferroelectric printing...

Experimental and theoretical investigation of R-curve behaviour in AL/AL2O3 functionally graded materials (2003)

Neubrand, A., Rödel, J.

The effects of composition gradients on the crack propagation in metal/ceramic composites are investigated. It is demonstrated that crack propagation is affected in three different ways by the...

Residual stresses in functionally graded plates (2002)

Neubrand, A., Steffler, E.D., Fett, T., Rödel, J.

Macroscopic residual stresses in Al2O3/Al plates of graded composition were determined experimentally and by the finite element method (FEM). Experimental stress data were determined by sawing a...

Evolution of defect size and strength of porous alumina during sintering (2000)

Flinn,B. D., Bordia,R. K., Zimmermann,A., Rödel,J.

Fracture mode of alumina/silicon carbide nanocomposites (2000)

Zimmermann,A., Hoffman,M., Rödel,J.

Computer simulation of residual stress distribution and microcracking due to thermal expansion anisotropy (2000)

Zimmermann,A., Fuller,E. R., Rödel,J.

Evolution of defect size and strength of porous alumina during sintering (2000)

Flinn, B. D., Bordia, R. K., Zimmermann, A., Rödel, J.

Fracture mode of alumina/silicon carbide nanocomposites (2000)

Zimmermann, A., Hoffman, M., Rödel, J.

Computer simulation of residual stress distribution and microcracking due to thermal expansion anisotropy (2000)

Zimmermann, A., Fuller, E. R., Rödel, J.

Analysis of Residual Macro- and Microstresses in Gradient Wolfram-Copper Materials by Neutron Diffraction Method (1997)

Jedamzik, R., Neubrand, A., Rödel, J., Schamsudinov, N., Bokuchava, G.D., Schreiber, J.