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Quantum Mechanical Simulation of Polarization Switching in HfO2 Crystals
AbstractInt this paper, we study the process of changing the polarization of hafnium oxide crystals in the orthorhombic phase associated with the...
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Mathematical Model of Electric Polarization Switching in a Ferroelectric Capacitor for Ferroelectric RAM
In this paper a mathematical model of polarization switching in a ferroelectric capacitor has been developed. This model reflects adequately...
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Time-fractional Landau–Khalatnikov model applied to numerical simulation of polarization switching in ferroelectrics
Ferroelectrics are complex structured media that exhibit fractal properties and memory effects in terms of a number of dynamic characteristics. The...
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Dual-frequency piezoelectric micromachined ultrasound transducer based on polarization switching in ferroelectric thin films
Due to its additional frequency response, dual-frequency ultrasound has advantages over conventional ultrasound, which operates at a specific...
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Simulation of Thickness-Dependent Polarization Switching in Ferroelectric Thin Films Using COMSOL Multiphysics
Ferroelectric thin films are promising materials actively used in various devices based on polarization switching. This paper is devoted to the...
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Polarization-Reconfigurable Origami Antennas
Due to their fixed operating frequencies and radiation patterns, conventional antennas may limit system performance in applications that require...
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Simulation of the Polarization-Resolved Spectra of VCSEL
AbstractWe present a new view at simulating the VCSEL spectrum based on stochastic version of the widely used SFM model [1]. In comparison to the...
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Handling mode and polarization in fiber by fs-laser inscribed (de)multiplexer and silicon switch array
The emergence of dynamic optical switching has opened up new perspectives for lightening the ever growing load on the electrical switches and...
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Switchable circular polarization in flower-shaped reconfigurable graphene-based THz microstrip patch antenna
In the proposed article, the design of a flower-shaped reconfigurable graphene-based THz microstrip patch antenna is presented. The cross-shaped slot...
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Reconfigurable Metasurfaces for Dynamic Polarization Control
Polarization is a property of electromagnetic waves that specifies the orientations of the electrical and magnetic fields, respecting the propagation...
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Beamforming Antenna Array with Circular Polarization for an RF Energy Recovery System an UAV
Our research proposes a new antenna array for recovering RF energy, which in-corporates pattern and polarization diversity. We conducted experiments...
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Nonvolatile chirality switching in terahertz chalcogenide metasurfaces
Actively controlling the polarization states of terahertz (THz) waves is essential for polarization-sensitive spectroscopy, which has various...
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Intelligent Frequency, Radiation Pattern and Polarization Reconfigurable Antenna for 5G Applications
RF energy harvesting is a viable substitute for collecting energy directly via RF renewable resources for portable devices in the field. In this...
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Field-free switching of perpendicular magnetization at room temperature using out-of-plane spins from TaIrTe4
The development of spintronic devices based on spin–orbit torque requires the electrical-current-driven field-free switching of magnetization in...
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Multiband Reconfigurable Antenna Design with Frequency, Polarization and Pattern Diversities
Multiband reconfigurable antenna (39 × 36 × 1.6 mm3) has characteristics like frequency, polarization, and pattern diversities. FR-4 substrate with...
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Polarization Dynamics and Intensity Fluctuations of a Single-Mode Vertical Cavity Laser with Optical Feedback
Abstract—The results of the experimental study of the effect of optical feedback (OF) on intensity fluctuations at a selected polarization in a...
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Phase field modeling of ferroelastic variant switching in yttria-stabilized t′zirconia with strain gradient elasticity and interface tension
The 6–8 wt% yttria-stabilized zirconia with a tetragonal structure (t′-YSZ) is extensively employed in thermal barrier coatings. The exceptional...
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First principle and deep learning based switching property prediction of optical bio-molecular switch
Electronic characterization of bio-molecular nanoscale devices is important in the new edge of nanotechnology and the field of nanoelectronics. In...
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Configurational forces in ferroelectric structures analyzed by a macromechanical switching model
Polycrystalline ferroelectric ceramics are widely used in sensors, actuators, microelectromechanical systems, etc. If a ferroelectric structure...
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Reconfigurable transmissive metasurface with a combination of scissor and rotation actuators for independently controlling beam scanning and polarization conversion
Polarization conversion and beam scanning metasurfaces are commonly used to reduce polarization mismatch and direct electromagnetic waves in a...
