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Professor Eduard Riks

SMR Company, Biel, Switzerland
Formerly with the Technical University of Delft, The Netherlands

Most known for “the Riks method”: a reliable method for tracing nonlinear equilibrium states in load-displacement space with the use of finite element models.

Selected Publications:
W. T. Koiter, “Over de stabiliteit van het elastisch evenwicht”, Techische Hooge School, Delft. English translation : Edward Riks (1969), The stability of elastic equilibrium. Stanford University, (1945)

Eduard Riks, "On the Numerical Solution of Snapping problems in the Theory of Elastic Stability", Ph.D Thesis, SUDAAR no. 401, Dept. of Aero/Astronautics, Stanford University, Stanford, California. August 1970. (Principal advisor: Nicholas J. Hoff)

Eduard Riks (Department of Aeronautics and Astronautics, Stanford University, California, USA), “The Influence of Periodic Axisymmetric Imperfections of Various Wavelengths on the Buckling Load of a Cylindrical Shell in Axial Compression”, March 1971, (un-numbered report in the DTIC citation),
DTIC Accession Number: AD0747061

E. Riks, The application of Newton’s method to the problem of elastic stability, J. Appl. Mech. 39 (1972) 1060-1066.

Eduard Riks, "The Application of Newton's Method to the Problem of Elastic Stability", Journal of Applied Mechanics, 39, pp. 1060-1066 (1973).

Riks, E., “An incremental approach to the solution of snapping and buckling problems”, Int. J. Solids and Structures, Vol. 15, 1979, pp. 529-551

J.F. Besseling, L.J. Ernst, K. Van Der Werff, A.U. De Koning and E. Riks, “Geometrical and physical nonlinearities some developments in The Netherlands”, Computer Methods in Applied Mechanics and Engineering, Vols. 17-18, Part 1, January 1979, pp. 131-157,
doi:10.1016/0045-7825(79)90085-9

Riks, E., “Some Computational Aspects of the Stability Analysis of Nonlinear Structures”, Computational Methods in Applied Mechanics and Engineering, Vol. 47, 1984, pp. 219-259,
doi:10.1016/0045-7825(84)90078-1

Eduard Riks (Faculty of Aerospace Engineering Delft University of Technology Delft. The Netherlands), “Buckling Analysis of Elastic Structures: A Computational Approach”, Advances in Applied Mechanics, Vol. 34, 1997, Pages 1-76, doi:10.1016/S0065-2156(08)70319-3

Riks, E., “Progress in Collapse Analysis,” Journal of Pressure Vessel Technology, Vol. 109, February 1987, pp. 27-41.

Riks, E. and Rankin, C. C. (1987). Bordered equations in continuation methods :An improved solution technique. NLR MP 87057U, National Aerospace Laboratory, The Netherlands.

Riks, E., “A Finite Strip Method for the Buckling and Postbuckling Analysis of Stiffened Panels in Wing Box Structures,” NLR CR 89383L, 1989.

Viz M, Potyondy D, Zehnder A, Rankin C, and Riks E (1995), Computation of membrane and bending stress intensity factors for thin, cracked plates, International Journal of Fracture 72, 21–38.

Riks E and denReijer P (1987), Finite element analysis of cracks in a thin walled cylinder under internal pressure, Tech. rep., National Aerospace Laboratory, Amsterdam, Netherlands, report No. NLR–TR–87021–U, NTIS No. PB88–241021.

Eduard Riks and Charles C. Rankin, “Sandwich modeling with an application to the residual strength analysis of a damaged compression panel”, International Journal of Non-Linear Mechanics, Vol. 37, Nos 4-5, June 2002, pp. 897-908, Special Issue: Stability & Vibration in Thin-Walled Structures, doi:10.1016/S0020-7462(01)00104-4

Eduard Riks and Charles C. Rankin, “Tools for the evaluation of the residual strength of cracked pressurized fuselage shells”, presented at the Fifth Joint NASA/FAA/DoD Aging Aircraft Conference, 2001?

E. Riks, C.C. Rankin and F.A. Brogan, “The buckling behavior of a central crack in a plate under tension”, Engineering Fracture Mechanics, Vol. 43, No. 4, November 1992, pp. 529-548, doi:10.1016/0013-7944(92)90197-M

E. Riks, “Computational Mechanics at the Faculty of Aerospace Engineering, Delft University of Technology”, Memorandum M-675, October, 1993

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