A comparative study of two molecular mechanics models based on harmonic potentials (Record no. 50474)

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fixed length control field 02337nam a2200373Ia 4500
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control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625160148.0
040 ## - CATALOGING SOURCE
Transcribing agency CICY
090 ## - LOCALLY ASSIGNED LC-TYPE CALL NUMBER (OCLC); LOCAL CALL NUMBER (RLIN)
Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-16300
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245 10 - TITLE STATEMENT
Title A comparative study of two molecular mechanics models based on harmonic potentials
490 0# - SERIES STATEMENT
Volume/sequential designation Journal of Applied Physics, 113(6), p.063509, 2013
520 3# - SUMMARY, ETC.
Summary, etc. We show that the two molecular mechanics models, the stick-spiral and the beam models, predict considerably different mechanical properties of materials based on energy equivalence. The difference between the two models is independent of the materials since all parameters of the beam model are obtained from the harmonic potentials. We demonstrate this difference for finite width graphene nanoribbons and a single polyethylene chain comparing results of the molecular dynamics (MD)simulations with harmonic potentials and the finite element method with the beam model. We also find that the difference strongly depends on the loading modes, chirality and width of the graphene nanoribbons, and it increases with decreasing width of the nanoribbons under pure bending condition. The maximum difference of the predicted mechanical properties using the two models can exceed 300 por ciento in different loading modes. Comparing the two models with the MD results of AIREBO potential, we find that the stick-spiral model overestimates and the beam model underestimates the mechanical properties in narrow armchair graphene nanoribbons under pure bending condition.
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ARMCHAIR GRAPHENE NANORIBBONS
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Topical term or geographic name entry element BEAM MODEL
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element COMPARATIVE STUDIES
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ENERGY EQUIVALENCE
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element FINITE WIDTH
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element GRAPHENE NANORIBBONS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element HARMONIC POTENTIAL
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element LOADING MODES
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element MECHANICAL PROPERTIES OF MATERIALS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element MOLECULAR DYNAMICS SIMULATIONS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element POLYETHYLENE CHAINS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element PURE BENDING
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Zhao, J.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Wang, L.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Jiang, J.-W.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Wang, Z.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Guo, W.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Rabczuk, T.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/1M_Oyf1NMJqZbBG_rzshBR7mx9hPSJdYh/view?usp=drivesdk">https://drive.google.com/file/d/1M_Oyf1NMJqZbBG_rzshBR7mx9hPSJdYh/view?usp=drivesdk</a>
Public note Para ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-16300 25.06.2025 25.06.2025 Documentos solicitados