[HTML][HTML] A full-wave time-dependent Schrödinger equation approach for the modeling of asymmetric transport in geometric diodes

GM Zampa, D Mencarelli, L Pierantoni - Physica B: Condensed Matter, 2023 - Elsevier
Abstract Design and modeling of geometric diodes can be really challenging as it requires a
rigorous quantum analysis at the nanoscale, accurate enough to capture the asymmetric …

Towards graphene-based asymmetric diodes: a density functional tight-binding study

E Mohebbi, E Pavoni, L Pierantoni, P Stipa… - Nanoscale …, 2024 - pubs.rsc.org
Self-consistent charge density functional tight-binding (DFTB) calculations have been
performed to investigate the electrical properties and transport behavior of asymmetric …

Quantum Graphene Asymmetric Devices for Harvesting Electromagnetic Energy

M Dragoman, A Dinescu, M Aldrigo, D Dragoman - Nanomaterials, 2024 - mdpi.com
We present here the fabrication at the wafer level and the electrical performance of two types
of graphene diodes: ballistic trapezoidal-shaped graphene diodes and lateral tunneling …

Comprehensive Analysis of Graphene Geometric Diodes: Role of Geometrical Asymmetry and Electrostatic Effects

D Truccolo, P Palestri, D Esseni… - … on Electron Devices, 2024 - ieeexplore.ieee.org
A self-consistent Monte Carlo/3-D Poisson simulator has been developed to analyze the
current asymmetry in graphene geometric diodes. The model couples ballistic transport in …

Insights Into a New Geometric Graphene Diode with Ultrahigh Asymmetry Ratio: A Computational Approach

E Mohebbi, E Pavoni, L Pierantoni… - 2023 IEEE 23rd …, 2023 - ieeexplore.ieee.org
In this study, we introduce a novel concept of the transport properties of three proposed
geometric graphene diodes based on self-consistent charge density functional tight-binding …

Skew scattering and ratchet effect in photonic graphene

OM Bahrova, SV Koniakhin - arXiv preprint arXiv:2406.03132, 2024 - arxiv.org
In this paper we bring up our investigation on the properties of asymmetric scattering in
graphene made with the microcavity exciton-polaritons. It is shown by numerical simulations …

Accurate Modeling of Quantum Transport in Graphene Geometric Diode for THz Rectenna Applications

GM Zampa, D Mencarelli… - 2024 IEEE 24th …, 2024 - ieeexplore.ieee.org
Graphene geometric diodes could provide rectification at terahertz frequencies and present
promising application in rectennas design for sensing and energy harvesting. This paper …

Multiphysics modelling of quantum-EM transport in ballistic graphene devices

L Pierantoni, GM Zampa… - … Materials and Devices …, 2023 - ieeexplore.ieee.org
Ballistic graphene device modeling and design can be highly difficult since it requires a
comprehensive quantum analysis at the nanoscale that is accurate enough to capture …

[PDF][PDF] Design and simulation of a nonlinear acoustic rectifier based on phononic method crystals

B Barahimi, M Fallah - Journal of Acoustical Engineering Society of Iran, 2024 - joasi.ir
Rectification has been one of the revolutionary topics in electronics and electromagnetics.
The emergence of rectification in acoustics can also lead to tremendous changes in …

طراحی و شبیه‌سازی یک‌سوساز غیرخطی صوتی مبتنی بر بلور‌های فونونی (مقاله پژوهشی)

براهیمی, بهداد, فلاح - مجله انجمن علوم صوتی ایران, 2024‎ - joasi.ir
یک‌سوسازی از جمله مباحث تحول‌آفرین در علم الکترونیک و پس از آن در علم الکترومغناطیس بوده
است. ظهور و بروز مبحث یک‌سوسازی در صوتیات نیز می‌تواند تحولات شگرفی را در کاربردهای …