Mechanics of thermally fluctuating membranes

The truth about the cat in a graphene hammock Mechanical properties of graphene are important for both everyday and exotic applications, from sensors and resonators to graphene sails for interstellar travels. Textbook elasticity theory that all engineers learn and use is not applicable to atomic lay...

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Autores principales:	J. H. Los, A. Fasolino, M. I. Katsnelson
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2017
Materias:	Materials of engineering and construction. Mechanics of materials TA401-492 Chemistry QD1-999
Acceso en línea:	https://doaj.org/article/5998c628adf24a458ca7dba5c464826f
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spelling	oai:doaj.org-article:5998c628adf24a458ca7dba5c464826f2021-12-02T16:05:44ZMechanics of thermally fluctuating membranes10.1038/s41699-017-0009-32397-7132https://doaj.org/article/5998c628adf24a458ca7dba5c464826f2017-05-01T00:00:00Zhttps://doi.org/10.1038/s41699-017-0009-3https://doaj.org/toc/2397-7132The truth about the cat in a graphene hammock Mechanical properties of graphene are important for both everyday and exotic applications, from sensors and resonators to graphene sails for interstellar travels. Textbook elasticity theory that all engineers learn and use is not applicable to atomic layers like graphene because of the crucial effect of thermal fluctuations. As a result, the Young modulus and other elastic constants of graphene are not fixed parameters of the material but strongly dependent on temperature, size and external load. Based on atomistic simulations, a group at Radboud University in The Netherlands has developed a quantitative theory of the mechanics of graphene. In particular, a one squared meter hammock made of graphene could sustain a cat weighing about three kilograms at room temperature. The derived scaling laws apply to all two-dimensional materials.J. H. LosA. FasolinoM. I. KatsnelsonNature PortfolioarticleMaterials of engineering and construction. Mechanics of materialsTA401-492ChemistryQD1-999ENnpj 2D Materials and Applications, Vol 1, Iss 1, Pp 1-5 (2017)
institution	DOAJ
collection	DOAJ
language	EN
topic	Materials of engineering and construction. Mechanics of materials TA401-492 Chemistry QD1-999
spellingShingle	Materials of engineering and construction. Mechanics of materials TA401-492 Chemistry QD1-999 J. H. Los A. Fasolino M. I. Katsnelson Mechanics of thermally fluctuating membranes
description	The truth about the cat in a graphene hammock Mechanical properties of graphene are important for both everyday and exotic applications, from sensors and resonators to graphene sails for interstellar travels. Textbook elasticity theory that all engineers learn and use is not applicable to atomic layers like graphene because of the crucial effect of thermal fluctuations. As a result, the Young modulus and other elastic constants of graphene are not fixed parameters of the material but strongly dependent on temperature, size and external load. Based on atomistic simulations, a group at Radboud University in The Netherlands has developed a quantitative theory of the mechanics of graphene. In particular, a one squared meter hammock made of graphene could sustain a cat weighing about three kilograms at room temperature. The derived scaling laws apply to all two-dimensional materials.
format	article
author	J. H. Los A. Fasolino M. I. Katsnelson
author_facet	J. H. Los A. Fasolino M. I. Katsnelson
author_sort	J. H. Los
title	Mechanics of thermally fluctuating membranes
title_short	Mechanics of thermally fluctuating membranes
title_full	Mechanics of thermally fluctuating membranes
title_fullStr	Mechanics of thermally fluctuating membranes
title_full_unstemmed	Mechanics of thermally fluctuating membranes
title_sort	mechanics of thermally fluctuating membranes
publisher	Nature Portfolio
publishDate	2017
url	https://doaj.org/article/5998c628adf24a458ca7dba5c464826f
work_keys_str_mv	AT jhlos mechanicsofthermallyfluctuatingmembranes AT afasolino mechanicsofthermallyfluctuatingmembranes AT mikatsnelson mechanicsofthermallyfluctuatingmembranes
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Mechanics of thermally fluctuating membranes

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