Search Results - "Radons, Günter"

Application of spindle speed variation for chatter suppression in turning by Otto, Andreas, Radons, Günter

“…In the present paper the chatter instability of variable speed machining is studied. Though, there exist numerical methods for the computation of the stability…”
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Anomalous Diffusion of Dissipative Solitons in the Cubic-Quintic Complex Ginzburg-Landau Equation in Two Spatial Dimensions by Cisternas, Jaime, Descalzi, Orazio, Albers, Tony, Radons, Günter

“…We demonstrate the occurrence of anomalous diffusion of dissipative solitons in a "simple" and deterministic prototype model: the cubic-quintic complex…”
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A new kind of chaotic diffusion: anti-persistent random walks of explosive dissipative solitons by Albers, Tony, Cisternas, Jaime, Radons, Günter

“…The solitons that exist in nonlinear dissipative media have properties very different from the ones that exist in conservative media and are modeled by the…”
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Geometry of inertial manifolds probed via a Lyapunov projection method by Yang, Hong-liu, Radons, Günter

“…A method for determining the dimension and state space geometry of inertial manifolds of dissipative extended dynamical systems is presented. It works by…”
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Lyapunov modes in extended systems by Yang, Hong-Liu, Radons, Günter

“…Hydrodynamic Lyapunov modes, which have recently been observed in many extended systems with translational symmetry, such as hard sphere systems, dynamic XY…”
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Laminar Chaos in Experiments: Nonlinear Systems with Time-Varying Delays and Noise by Hart, Joseph D., Roy, Rajarshi, Müller-Bender, David, Otto, Andreas, Radons, Günter

“…A new type of dynamics called laminar chaos was recently discovered through a theoretical analysis of a scalar delay differential equation with time-varying…”
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Universal Dichotomy for Dynamical Systems with Variable Delay by Otto, Andreas, Müller, David, Radons, Günter

“…We show that the dynamics of systems with a time-dependent delay is fundamentally affected by the functional form of the retarded argument. Associating with…”
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Extension of Tlusty's law for the identification of chatter stability lobes in multi-dimensional cutting processes by Otto, Andreas, Rauh, Stefan, Kolouch, Martin, Radons, Gunter

“…Chatter vibrations in cutting processes are studied in the present paper. A unified approach for the calculation of the stability lobes for turning, boring,…”
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Weak ergodicity breaking and aging of chaotic transport in Hamiltonian systems by Albers, Tony, Radons, Günter

“…Momentum diffusion is a widespread phenomenon in generic Hamiltonian systems. We show for the prototypical standard map that this implies weak ergodicity…”
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Exact Results for the Nonergodicity of d-Dimensional Generalized Lévy Walks by Albers, Tony, Radons, Günter

“…We provide analytical results for the ensemble-averaged and time-averaged squared displacement, and the randomness of the latter, in the full two-dimensional…”
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Nonlinear dynamics of a regenerative cutting process by Litak, Grzegorz, Schubert, Sven, Radons, Günter

“…We examine the regenerative cutting process by using a single degree of freedom nonsmooth model with a friction component and a time delay term. Instead of the…”
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Transitions in the Ergodicity of Subrecoil-Laser-Cooled Gases by Barkai, Eli, Radons, Günter, Akimoto, Takuma

“…With subrecoil-laser-cooled atoms, one may reach nanokelvin temperatures while the ergodic properties of these systems do not follow usual statistical laws…”
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Position-dependent stability analysis of turning with tool and workpiece compliance by Otto, Andreas, Khasawneh, Firas A., Radons, Günter

“…A universal frequency domain approach for studying the dynamics of metal cutting with a flexible workpiece and a compliant tool is derived. The method is used…”
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Combining evolutionary computation and dynamic programming for solving a dynamic facility layout problem by Dunker, Thomas, Radons, Günter, Westkämper, Engelbert

“…This paper presents an algorithm combining dynamic programming and genetic search for solving a dynamic facility layout problem. While the quadratic assignment…”
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Laminar Chaos by Müller, David, Otto, Andreas, Radons, Günter

“…We show that the output of systems with time-varying delay can exhibit a new kind of chaotic behavior characterized by laminar phases, which are periodically…”
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Stability of milling with non-uniform pitch and variable helix Tools by Otto, Andreas, Rauh, Stefan, Ihlenfeldt, Steffen, Radons, Günter

“…We study mechanical vibrations in milling with non-uniform pitch and variable helix tools. The process is modeled by a periodic delay differential equation…”
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Chaotic diffusion of dissipative solitons: From anti-persistent random walks to Hidden Markov Models by Albers, Tony, Cisternas, Jaime, Radons, Günter

“…In previous publications, we showed that the incremental process of the chaotic diffusion of dissipative solitons in a prototypical complex Ginzburg-Landau…”
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Chaotic Diffusion in Delay Systems: Giant Enhancement by Time Lag Modulation by Albers, Tony, Müller-Bender, David, Hille, Lukas, Radons, Günter

“…We consider a typical class of systems with delayed nonlinearity, which we show to exhibit chaotic diffusion. It is demonstrated that a periodic modulation of…”
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Emergence of quenched phases and second order transitions for sums of multifractal measures by Radons, G

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The influence of tangential and torsional vibrations on the stability lobes in metal cutting by Otto, Andreas, Radons, Günter

“…Chatter vibrations in machining are studied. Special attention is paid to the effect of structural vibrations in the cutting speed direction. These so-called…”
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