Results 101 to 110 of about 1,370 (166)

Numerical modeling of ferroelectric materials in the presence of flexoelectricity

open access: yes
Higher-order two-way electromechanical coupling between strain gradients and electric field, known as flexoelectricity, has a strong influence on the micro- and nanoelectromechanical devices characterization as it is highly pronounced on smaller scales ...
Serrao, Prince Henry (M. Sc., Dr. phil.)   +1 more
core  

Flexoelectricity and surface ferroelectricity of water ice

open access: yes
Frozen water at ambient pressure—common ice, also known as hexagonal Ih ice—is a non-polar material, even though individual water molecules are polar. Consequently, ice is not piezoelectric and cannot generate electricity under pressure.
Mannino, Anthony   +5 more
core   +1 more source

Fracture toughening and toughness asymmetry induced by flexoelectricity

open access: yes
Cracks generate the largest strain gradients that any material can withstand. Flexoelectricity (coupling between strain gradient and polarization) must therefore play an important role in fracture physics. Here we use a self-consistent continuum model to
Catalan, Gustau   +5 more
core  

Converse flexoelectric two-dimensional MoS<sub>2</sub> actuator. [PDF]

open access: yesNat Commun
Lee Y   +6 more
europepmc   +1 more source

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