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Related papers: Thermalized buckling of isotropically compressed t…

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Understanding thin sheets, ranging from the macro to the nanoscale, can allow control of mechanical properties such as deformability. Out-of-plane buckling due to in-plane compression can be a key feature in designing new materials. While…

Statistical Mechanics · Physics 2021-03-18 Paul Z. Hanakata , Sourav S. Bhabesh , Mark J. Bowick , David R. Nelson , David Yllanes

Steady progress in the miniaturization of structures and devices has reached a scale where thermal fluctuations become relevant and it is thus important to understand how such fluctuations affect their mechanical stability. Here, we…

Soft Condensed Matter · Physics 2021-02-24 Ali Morshedifard , Miguel Ruiz-Garcia , Mohammad Javad Abdolhosseini Qomi , Andrej Kosmrlj

We study the influence of thermal fluctuations on the buckling behavior of thin elastic capsules with spherical rest shape. Thermal fluctuations affect the buckling instability by two mechanisms. On the one hand, thermal fluctuations can…

Statistical Mechanics · Physics 2018-05-23 Lorenz Baumgarten , Jan Kierfeld

Two dimensional crystalline membranes in isotropic embedding space exhibit a flat phase with anomalous elasticity, relevant e.g., for graphene. Here we study their thermal fluctuations in the absence of exact rotational invariance in the…

Statistical Mechanics · Physics 2021-07-07 Pierre Le Doussal , Leo Radzihovsky

Atomically thin sheets, such as graphene, are widely used in nanotechnology. Recently they have also been used in applications including kirigami and self-folding origami, where it becomes important to understand how they respond to…

Statistical Mechanics · Physics 2022-09-21 Mohamed El Hedi Bahri , Siddhartha Sarkar , Andrej Košmrlj

Motivated by efforts to create thin nanoscale metamaterials and understand atomically thin binary monolayers, we study the finite temperature statistical mechanics of arrays of bistable buckled dilations embedded in free-standing…

Materials Science · Physics 2022-03-01 Paul Z. Hanakata , Abigail Plummer , David R. Nelson

A growing or compressed thin elastic sheet adhered to a rigid substrate can exhibit a buckling instability, forming an inward hump. Our study shows that the strip morphology depends on the delicate balance between the compression energy and…

Soft Condensed Matter · Physics 2016-02-17 Gaetano Napoli , Stefano S. Turzi

Thermalized elastic membranes without distant self-avoidance are believed to undergo a crumpling transition when the microscopic bending stiffness is comparable to $kT$, the scale of thermal fluctuations. Most potential physical…

Soft Condensed Matter · Physics 2017-11-16 D. Yllanes , S. S. Bhabesh , D. R. Nelson , M. J. Bowick

Thermal fluctuations strongly modify the large length-scale elastic behavior of crosslinked membranes, giving rise to scale-dependent elastic moduli. While thermal effects in flat membranes are well understood, many natural and artificial…

Soft Condensed Matter · Physics 2013-02-19 Jayson Paulose , Gerard A. Vliegenthart , Gerhard Gompper , David R. Nelson

In this article we address the problem of Euler's buckling instability in a charged semi-flexible polymer that is under the action of a compressive force. We consider this instability as a phase transition and investigate the role of…

Soft Condensed Matter · Physics 2015-05-27 Khabat Ghamari , Ali Najafi

Thermal fluctuations can play an important role in the buckling of elastic objects at small scales, such as polymers or nanotubes. In this paper, we study the finite-temperature buckling transition of an extensible rod by analyzing…

Soft Condensed Matter · Physics 2016-01-06 Deshpreet Singh Bedi , Xiaoming Mao

The Euler buckling of rods is a long-studied mechanical instability, and it remains relevant to this day, as the constituent components in many biological and physical systems are linear polymers, such as microtubules or carbon nanotubes.…

Statistical Mechanics · Physics 2026-05-22 Richard Huang , David R. Nelson , Suraj Shankar

When a flat elastic strip is compressed along its axis, it is bent in one of two possible directions via spontaneous symmetry breaking and forms a cylindrical arc, a phenomenon well known as Euler buckling. When this cylindrical section is…

Soft Condensed Matter · Physics 2018-01-31 Tomohiko G. Sano , Hirofumi Wada

We explore how thermal fluctuations affect the mechanics of thin amorphous spherical shells. In flat membranes with a shear modulus, thermal fluctuations increase the bending rigidity and reduce the in-plane elastic moduli in a…

Soft Condensed Matter · Physics 2017-01-18 Andrej Kosmrlj , David R. Nelson

A systematic investigation is presented of grain boundaries and grain boundary networks in two dimensional flexible membranes with crystalline order. An isolated grain boundary undergoes a buckling transition at a critical value of the…

Condensed Matter · Physics 2009-10-22 Carlo Carraro , David R. Nelson

We study the static and dynamic structure of thermally fluctuating elastic thin sheets by investigating the overdamped dynamic F\"oppl-von K\'arm\'an equation, in which the F\"oppl-von K\'arm\'an equation from elasticity theory is driven by…

Soft Condensed Matter · Physics 2023-05-10 Chanania Steinbock , Eytan Katzav

Jamming is a geometric phase transition occurring in dense particle systems in the absence of temperature. We use computer simulations to analyse the effect of thermal fluctuations on several signatures of the transition. We show that…

Statistical Mechanics · Physics 2015-07-16 Atsushi Ikeda , Ludovic Berthier

Two-dimensional crystalline membranes have recently been realized experimentally in such systems as graphene and molybdenum disulfide, sparking a resurgence in interest in their statistical properties. Thermal fluctuations can significantly…

Soft Condensed Matter · Physics 2017-07-19 Emily Russell , Rastko Sknepnek , Mark J. Bowick

We consider the axial compression of a thin sheet wrapped around a rigid cylindrical substrate. In contrast to the wrinkling-to-fold transitions exhibited in similar systems, we find that the sheet always buckles into a single symmetric…

Soft Condensed Matter · Physics 2015-07-13 Norbert Stoop , Martin Michael Müller

Thin film dynamics and associated instability mechanisms have triggered a wide range of scientific innovations, as attributed to their abilities of creating fascinating patterns over small scales. Here, we demonstrate a new thin film…

Fluid Dynamics · Physics 2014-12-04 Debapriya Chakraborty , Suman Chakraborty
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