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

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Publications

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

Author(s): Brahmanandam Javvaji; Bohayra Mortazavi; Xiaoying Zhuang; Xiaoying Zhuang; Timon Rabczuk; Timon Rabczuk
Published in: Carbon, 185, 2021, Page(s) 558-567, ISSN 0008-6223
Publisher: Pergamon Press Ltd.
DOI: 10.1016/j.carbon.2021.09.007

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

Author(s): B. H. Nguyen, X. Zhuang, H. S. Park, T. Rabczuk
Published in: Journal of Applied Physics, 127/24, 2020, Page(s) 245109, ISSN 0021-8979
Publisher: 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

Author(s): Bohayra Mortazavi; Fazel Shojaei; Brahmanandam Javvaji; Timon Rabczuk; Xiaoying Zhuang; Xiaoying Zhuang
Published in: Materials Today Energy, 22, 2021, Page(s) 100839, ISSN 2468-6069
Publisher: Elsevier
DOI: 10.1016/j.mtener.2021.100839

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

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

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

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

High flexoelectric constants in Janus transition-metal dichalcogenides

Author(s): Brahmanandam Javvaji; Xiaoying Zhuang; Harold S. Park; Bo He
Published in: PHYSICAL REVIEW MATERIALS, 1, 2019, ISSN 2475-9953
Publisher: AIP Physics
DOI: 10.1103/physrevmaterials.3.125402

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

Author(s): Brahmanandam Javvaji, Bohayra Mortazavi, Timon Rabczuk, Xiaoying Zhuang
Published in: Nanoscale Advances, 2/8, 2020, Page(s) 3394-3403, ISSN 2516-0230
Publisher: Royal Society of Chemistry
DOI: 10.1039/d0na00217h

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

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

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

Author(s): Xiaoying Zhuang, S.S. Nanthakumar, Timon Rabczuk
Published in: Engineering Analysis with Boundary Elements, 120, 2020, Page(s) 153-165, ISSN 0955-7997
Publisher: Pergamon Press Ltd.
DOI: 10.1016/j.enganabound.2020.07.021