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The applied potential governs lithium-intercalation and electrode passivation reactions in lithium ion batteries, but are challenging to calibrate in condensed phase DFT calculations. In this work, the "anode potential" of charge-neutral…

Materials Science · Physics 2015-02-03 Kevin Leung

There is a growing awareness that catastrophic phenomena in biology and medicine can be mathematically represented in terms of saddle-node bifurcations. In particular, the term `tipping', or critical transition has in recent years entered…

Quantitative Methods · Quantitative Biology 2019-10-29 Jeremiah Li , Felix X. -F. Ye , Hong Qian , Sui Huang

An anti-lock braking system (ABS) is the primary motivation for this research. The ABS controller switches the actions of charging and discharging valves in the hydraulic actuator of the brake cylinder based on the wheels' angular speed and…

Dynamical Systems · Mathematics 2016-04-18 Oleg Makarenkov

Turbulent puffs in a pipe persist for a long time before abruptly transitioning to laminar flow through viscous exponential decay. Direct numerical simulation results reveal a saddle-node bifurcation sequence governing the final…

Fluid Dynamics · Physics 2025-08-13 Basheer Ahmad Khan , Shai Arogeti , Oriel Shoshani , Alexander Yakhot

Taking advantage of the recently developed L-ALE framework [Sierra-Ausin \textit{et al.}, Phys. Rev. Fluids {\bf{7}}, 113603 (2022)], we characterize the linear dynamics of an incompressible gas bubble immersed in a biaxial straining flow.…

Fluid Dynamics · Physics 2025-11-25 Aliénor Rivière , David Fabre , Jacques Magnaudet , François Gallaire

The bistability of embedded elements provides a natural route through which to introduce reprogrammability to elastic meta-materials. One example of this is the soft morphable sheet, in which bistable elements that can be snapped up or…

Soft Condensed Matter · Physics 2022-12-21 Mingchao Liu , Lucie Domino , Iris Dupont de Dinechin , Matteo Taffetani , Dominic Vella

We study a homoclinic flip bifurcation of case~\textbf{C}, where a homoclinic orbit to a saddle equilibrium with real eigenvalues changes from being orientable to nonorientable. This bifurcation is of codimension two, and it is the lowest…

Dynamical Systems · Mathematics 2022-07-29 Andrus Giraldo , Bernd Krauskopf , Hinke M. Osinga

We investigate the localization transition for a simple model of interface which interacts with an inhomonegeous defect plane. The interface is modeled by the graph of a function $\phi: \mathbb Z^2 \to \mathbb Z$,and the disorder is given…

Probability · Mathematics 2021-03-17 Hubert Lacoin

We generalize the conditions for stable electrodeposition at isotropic solid-solid interfaces using a kinetic model which incorporates the effects of stresses and surface tension at the interface. We develop a stability diagram that shows…

Materials Science · Physics 2017-11-07 Zeeshan Ahmad , Venkatasubramanian Viswanathan

We study a two-dimensional Fermi liquid with a Fermi surface containing the saddle points $(\pi,0)$ and $(0,\pi)$. Including Cooper and Peierls channel contributions leads to a one-loop renormalization group flow to strong coupling for…

Strongly Correlated Electrons · Physics 2009-10-31 Nobuo Furukawa , Manfred Salmhofer , T. M. Rice

We study the linear instabilities and bifurcations in the Selkov model for glycolysis with diffusion. We show that this model has a zero wave-vector, finite frequency Hopf bifurcation to a growing oscillatory but spatially homogeneous state…

Pattern Formation and Solitons · Physics 2020-04-23 Abhik Basu , Jayanta K Bhattacharjee

The saddle-node bifurcation on an invariant circle (SNIC) is one of the codimension-one routes to creation or destruction of a periodic orbit in a continuous-time dynamical system. It governs the transition from resting behaviour to…

Dynamical Systems · Mathematics 2015-06-17 Claude Baesens , Robert S. MacKay

In this work we analyze the bifurcation of dividing surfaces that occurs as a result of a pitchfork bifurcation of periodic orbits in a two degrees of freedom Hamiltonian System. The potential energy surface of the system that we consider…

Chaotic Dynamics · Physics 2021-07-21 Matthaios Katsanikas , Makrina Agaoglou , Stephen Wiggins

The dynamics of a model, originally proposed for a type of instability in plastic flow, has been investigated in detail. The bifurcation portrait of the system in two physically relevant parameters exhibits a rich variety of dynamical…

Chaotic Dynamics · Physics 2009-10-31 S. Rajesh , G. Ananthakrishna

Non-smooth saddle-node bifurcations give rise to minimal sets of interesting geometry built of so-called strange non-chaotic attractors. We show that certain families of quasiperiodically driven logistic differential equations undergo a…

Dynamical Systems · Mathematics 2015-12-31 Gabriel Fuhrmann

The existence of passivating layers at the interfaces is a major factor enabling modern lithium-ion (Li-ion) batteries. Their properties determine the cycle life, performance, and safety of batteries. A special case is the solid electrolyte…

Chemical Physics · Physics 2021-06-07 Zeeshan Ahmad , Victor Venturi , Hasnain Hafiz , Venkatasubramanian Viswanathan

We study numerically and analytically the instabilities associated with phase separation in a solid layer on which an external material ux is imposed. The first instability is localized within a boundary layer at the exposed free surface by…

Materials Science · Physics 2018-01-17 Esteban Meca , Andreas Münch , Barbara Wagner

A snap-through bifurcation occurs when a bistable structure loses one of its stable states and moves rapidly to the remaining state. For example, a buckled arch with symmetrically clamped ends can snap between an inverted and a natural…

Soft Condensed Matter · Physics 2024-07-03 Qiong Wang , Andrea Giudici , Weicheng Huang , Yuzhe Wang , Mingchao Liu , Sameh Tawfick , Dominic Vella

Alkali metal anodes paired with solid ion conductors offer promising avenues for enhancing battery energy density and safety. To facilitate rapid ion transport crucial for fast charging and discharging, it is essential to understand point…

Materials Science · Physics 2024-09-13 Md Salman Rabbi Limon , Zeeshan Ahmad

Density Functional Theory (DFT) calculations of electrode material properties in high energy density storage devices like lithium batteries have been standard practice for decades. In contrast, DFT modelling of explicit interfaces in…

Materials Science · Physics 2020-06-24 Kevin Leung