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

Project Information

COTOFLEXI

Grant agreement ID: 802205

DOI 10.3030/802205

EC signature date 5 October 2018

Start date 1 August 2019

End date 31 July 2025

Funded under

• EXCELLENT SCIENCE - European Research Council (ERC)

Total cost € 1 499 938,00

EU contribution € 1 499 938,00

Coordinated by

GOTTFRIED WILHELM LEIBNIZ UNIVERSITAET HANNOVER
Germany

Deliverables

Open Research Data Pilot (1)

Data Management Plan

Publications

Peer reviewed articles (18)

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, Issue 185, 2021, Page(s) 558-567, ISSN 0008-6223
Publisher: Pergamon Press Ltd.
DOI: 10.1016/j.carbon.2021.09.007

An electro-mechanical dynamic model for flexoelectric energy harvesters

Author(s): Tran Quoc Thai; Xiaoying Zhuang; Timon Rabczuk
Published in: Nonlinear dynamics : an international journal of nonlinear dynamics and chaos in engineering systems, Issue 8, 2022, ISSN 0924-090X
Publisher: Kluwer Academic Publishers
DOI: 10.1007/s11071-022-07928-z

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, Issue 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, Issue 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, Issue 134, 2022, Page(s) 412-418, ISSN 0955-7997
Publisher: 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

Author(s): Ali Naderi; Tran Quoc-Thai; Xiaoying Zhuang; Xiaoning Jiang
Published in: Materials; Volume 16; Issue 9; Pages: 3485, Issue 3, 2023, ISSN 1996-1944
Publisher: MDPI Open Access Publishing
DOI: 10.3390/ma16093485

Topology optimization of nonlinear flexoelectric structures

Author(s): Xiaoying Zhuang; Tran Quoc Thai; Timon Rabczuk
Published in: Journal of the Mechanics and Physics of Solids, Issue 9, 2023, ISSN 1873-4782
Publisher: 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

Author(s): Ren, Huilong; Zhuang, Xiaoying; Rabczuk, Timon
Published in: Nonlinear Dynamics, 2023, ISSN 0924-090X
Publisher: Kluwer Academic Publishers
DOI: 10.48550/arxiv.2302.13783

Topology optimization of microstructures with perturbation analysis and penalty methods

Author(s): Bin Li; Xiaoying Zhuang; Xiaolong Fu; Timon Rabczuk
Published in: ISSN: 1615-147X, 1615-1488, Issue 1, 2023, ISSN 1615-147X
Publisher: Springer Verlag
DOI: 10.1007/s00158-023-03612-x

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

Author(s): Ayan Chakraborty; Cosmin Anitescu; Xiaoying Zhuang; Timon Rabczuk
Published in: Engineering with computers : an international journal for simulation-based engineering (2022), online first, Issue 4, 2022, ISSN 0177-0667
Publisher: Springer Verlag
DOI: 10.1007/s00366-022-01661-2

Intrinsic bending flexoelectric constants in two-dimensional materials

Author(s): Harold S. Park; Brahmanandam Javvaji; Bo He; Xiaoying Zhuang
Published in: PHYSICAL REVIEW B, Issue 24699969, 2019, ISSN 2469-9969
Publisher: APS Physics
DOI: 10.1103/physrevb.99.054105

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

Author(s): Javvaji, Brahmanandam; Zhuang, Xiaoying; Rabczuk, Timon; Mortazavi, Bohayra
Published in: Advanced energy materials 12 (2022), Nr. 32, Issue 1, 2022, ISSN 1614-6832
Publisher: 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

Author(s): Bohayra Mortazavi, Brahmanandam Javvaji, Fazel Shojaei, Timon Rabczuk, Alexander V. Shapeev, Xiaoying Zhuang
Published in: Nano Energy, Issue 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, Issue 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, Issue 2/8, 2020, Page(s) 3394-3403, ISSN 2516-0230
Publisher: Royal Society of Chemistry
DOI: 10.1039/d0na00217h

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, Issue 120, 2020, Page(s) 153-165, ISSN 0955-7997
Publisher: 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

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

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

Author(s): Qimin Wang; Xiaoying Zhuang
Published in: Engineering with Computers 39 (2023), Nr. 1, Issue 3, 2022, ISSN 0177-0667
Publisher: Springer Verlag
DOI: 10.1007/s00366-022-01717-3