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Chen Research Group

Welcome to Chen Research Group: Featured Works

Observation of polar vortices in oxide superlattices
Nature 530, 198–201 (11 February 2016)

Toward Wearable Cooling Devices: Highly Flexible Electrocaloric Ba0.67Sr0.33TiO3 Nanowire Arrays
2016 Advanced Materials

Fast Magnetic Domain-Wall Motion in a Ring-Shaped Nanowire Driven by a Voltage
Nano Letters, 2016, 16 (4), pp 2341–2348

Defects, Entropy, and the Stabilization of Alternative Phase Boundary Orientations in Battery Electrode Particles
2016 Advanced Energy Materials

Emergence of room-temperature ferroelectricity at reduced dimensions
Science, 18 Sep 2015

Multiferroic magnetoelectric nanostructures for novel device applications
2015 MRS Bulletin Multiferroic

An integrated fast Fourier transform-based phase-field and crystal plasticity approach to model recrystallization of three dimensional polycrystals
Computer Methods in Applied Mechanics and Engineering Volume 285, 1 March 2015, Pages 829–848

Our Group's Research Areas

  • Phase-field method and software development
  • Multiscale modeling integrating density functional theory (DFT) calculations, thermodynamic analysis, and phase-field simulations
  • Domain structures and switching in ferroelectric, ferromagnetic, ferroelastic and multiferroic thin films and devices
  • Interactions between electronic/ionic defects and ferroelectric domains, dielectric degradation and breakdown
  • Ion transport and microstructure evolution in solid electrodes and electrolytes in Li-ion batteries and solid oxide fuel cells (SOFC)
  • Phase-field simulations of structural and diffusional phase transformations, grain growth, and Ostwald ripening in alloys
  • Interactions between dislocations, plasticity, and phase microstructures
  • Co-evolution of microstructure and properties
  • Application of information technology to materials simulation and modeling
  • Integrated computational materials science and engineering