Computational Modelling, Topological Optimization and Design of Flexoelectric Nano Energy Harvesters

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Exploring tensile piezoelectricity and bending flexoelectricity of diamane monolayers by machine learning

Auteurs: Brahmanandam Javvaji; Bohayra Mortazavi; Xiaoying Zhuang; Xiaoying Zhuang; Timon Rabczuk; Timon Rabczuk
Publié dans: Carbon, Numéro 185, 2021, Page(s) 558-567, ISSN 0008-6223
Éditeur: Pergamon Press Ltd.
DOI: 10.1016/j.carbon.2021.09.007

An electro-mechanical dynamic model for flexoelectric energy harvesters

Auteurs: Tran Quoc Thai; Xiaoying Zhuang; Timon Rabczuk
Publié dans: Nonlinear dynamics : an international journal of nonlinear dynamics and chaos in engineering systems, Numéro 8, 2022, ISSN 0924-090X
Éditeur: Kluwer Academic Publishers
DOI: 10.1007/s11071-022-07928-z

Topologically switchable behavior induced by an elastic instability in a phononic waveguide

Auteurs: B. H. Nguyen, X. Zhuang, H. S. Park, T. Rabczuk
Publié dans: Journal of Applied Physics, Numéro 127/24, 2020, Page(s) 245109, ISSN 0021-8979
Éditeur: American Institute of Physics
DOI: 10.1063/5.0005331

Outstandingly high thermal conductivity, elastic modulus, carrier mobility and piezoelectricity in two-dimensional semiconducting CrC2N4: a first-principles study

Auteurs: Bohayra Mortazavi; Fazel Shojaei; Brahmanandam Javvaji; Timon Rabczuk; Xiaoying Zhuang; Xiaoying Zhuang
Publié dans: Materials Today Energy, Numéro 22, 2021, Page(s) 100839, ISSN 2468-6069
Éditeur: Elsevier
DOI: 10.1016/j.mtener.2021.100839

Multilevel Monte Carlo method for topology optimization of flexoelectric composites with uncertain material properties

Auteurs: Khader M. Hamdia; Hamid Ghasemi; Xiaoying Zhuang; Timon Rabczuk
Publié dans: Engineering Analysis with Boundary Elements, Numéro 134, 2022, Page(s) 412-418, ISSN 0955-7997
Éditeur: Pergamon Press Ltd.
DOI: 10.1016/j.enganabound.2021.10.008

Vibration Analysis of a Unimorph Nanobeam with a Dielectric Layer of Both Flexoelectricity and Piezoelectricity

Auteurs: Ali Naderi; Tran Quoc-Thai; Xiaoying Zhuang; Xiaoning Jiang
Publié dans: Materials; Volume 16; Numéro 9; Pages: 3485, Numéro 3, 2023, ISSN 1996-1944
Éditeur: MDPI Open Access Publishing
DOI: 10.3390/ma16093485

Topology optimization of nonlinear flexoelectric structures

Auteurs: Xiaoying Zhuang; Tran Quoc Thai; Timon Rabczuk
Publié dans: Journal of the Mechanics and Physics of Solids, Numéro 9, 2023, ISSN 1873-4782
Éditeur: Elsvier
DOI: 10.1016/j.jmps.2022.105117

Ductile fracture modeling by phase field, Hencky strain elasticity and finite J2 plasticity using nonlocal operator method

Auteurs: Ren, Huilong; Zhuang, Xiaoying; Rabczuk, Timon
Publié dans: Nonlinear Dynamics, 2023, ISSN 0924-090X
Éditeur: Kluwer Academic Publishers
DOI: 10.48550/arxiv.2302.13783

Topology optimization of microstructures with perturbation analysis and penalty methods

Auteurs: Bin Li; Xiaoying Zhuang; Xiaolong Fu; Timon Rabczuk
Publié dans: ISSN: 1615-147X, 1615-1488, Numéro 1, 2023, ISSN 1615-147X
Éditeur: Springer Verlag
DOI: 10.1007/s00158-023-03612-x

Domain adaptation based transfer learning approach for solving PDEs on complex geometries

Auteurs: Ayan Chakraborty; Cosmin Anitescu; Xiaoying Zhuang; Timon Rabczuk
Publié dans: Engineering with computers : an international journal for simulation-based engineering (2022), online first, Numéro 4, 2022, ISSN 0177-0667
Éditeur: Springer Verlag
DOI: 10.1007/s00366-022-01661-2

Intrinsic bending flexoelectric constants in two-dimensional materials

Auteurs: Harold S. Park; Brahmanandam Javvaji; Bo He; Xiaoying Zhuang
Publié dans: PHYSICAL REVIEW B, Numéro 24699969, 2019, ISSN 2469-9969
Éditeur: APS Physics
DOI: 10.1103/physrevb.99.054105

Machine-Learning-Based Exploration of Bending Flexoelectricity in Novel 2D Van der Waals Bilayers

Auteurs: Javvaji, Brahmanandam; Zhuang, Xiaoying; Rabczuk, Timon; Mortazavi, Bohayra
Publié dans: Advanced energy materials 12 (2022), Nr. 32, Numéro 1, 2022, ISSN 1614-6832
Éditeur: Wiley-VCH Verlag
DOI: 10.15488/12811

Exceptional piezoelectricity, high thermal conductivity and stiffness and promising photocatalysis in two-dimensional MoSi2N4 family confirmed by first-principles

Auteurs: Bohayra Mortazavi, Brahmanandam Javvaji, Fazel Shojaei, Timon Rabczuk, Alexander V. Shapeev, Xiaoying Zhuang
Publié dans: Nano Energy, Numéro 82, 2021, Page(s) 105716, ISSN 2211-2855
Éditeur: Elsevier BV
DOI: 10.1016/j.nanoen.2020.105716

High flexoelectric constants in Janus transition-metal dichalcogenides

Auteurs: Brahmanandam Javvaji; Xiaoying Zhuang; Harold S. Park; Bo He
Publié dans: PHYSICAL REVIEW MATERIALS, Numéro 1, 2019, ISSN 2475-9953
Éditeur: AIP Physics
DOI: 10.1103/physrevmaterials.3.125402

Exploration of mechanical, thermal conductivity and electromechanical properties of graphene nanoribbon springs

Auteurs: Brahmanandam Javvaji, Bohayra Mortazavi, Timon Rabczuk, Xiaoying Zhuang
Publié dans: Nanoscale Advances, Numéro 2/8, 2020, Page(s) 3394-3403, ISSN 2516-0230
Éditeur: Royal Society of Chemistry
DOI: 10.1039/d0na00217h

A meshfree formulation for large deformation analysis of flexoelectric structures accounting for the surface effects

Auteurs: Xiaoying Zhuang, S.S. Nanthakumar, Timon Rabczuk
Publié dans: Engineering Analysis with Boundary Elements, Numéro 120, 2020, Page(s) 153-165, ISSN 0955-7997
Éditeur: Pergamon Press Ltd.
DOI: 10.1016/j.enganabound.2020.07.021

Three-dimensional topology optimization of auxetic metamaterial using isogeometric analysis and model order reduction

Auteurs: Chuong Nguyen, Xiaoying Zhuang, Ludovic Chamoin, Xianzhong Zhao, H. Nguyen-Xuan, Timon Rabczuk
Publié dans: Computer Methods in Applied Mechanics and Engineering, Numéro 371, 2020, Page(s) 113306, ISSN 0045-7825
Éditeur: Elsevier BV
DOI: 10.1016/j.cma.2020.113306

A CNN-based surrogate model of isogeometric analysis in nonlocal flexoelectric problems

Auteurs: Qimin Wang; Xiaoying Zhuang
Publié dans: Engineering with Computers 39 (2023), Nr. 1, Numéro 3, 2022, ISSN 0177-0667
Éditeur: Springer Verlag
DOI: 10.1007/s00366-022-01717-3

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