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The propagation of millimeter wave (MMW) and sub-terahertz (THz) signals through plasma sheaths is a critical concern for maintaining communication with hypersonic vehicles, yet the impact of complex plasma structures on these…

等离子体物理 · 物理学 2024-07-29 Wenbo Liu , Peian Li , Da Li , Daniel M. Mittleman , Jianjun Ma

The electron density is a key parameter to characterize any plasma. Most of the plasma applications and research in the area of low-temperature plasmas (LTPs) are based on the accurate estimations of plasma density and plasma temperature.…

等离子体物理 · 物理学 2025-05-13 Pratik Ghosh , Bhaskar Chaudhury , Shishir Purohit , Vishv Joshi , Ashray Kothari , Devdeep Shetranjiwala

Plasma impedance probes (PIPs) are a type of RF probe that primarily measure electron density. This work introduces two advancements: a streamlined analytical model for interpreting PIP-monopole measurements and techniques for achieving…

等离子体物理 · 物理学 2023-07-27 John W. Brooks , Erik M. Tejero , Matthew C. Paliwoda , Michael S. McDonald

Microstrip antennas are extensively used in spacecraft systems and other applications where they encounter a plasma environment. A detailed computational investigation of change in antenna radiation properties in the presence of plasma has…

等离子体物理 · 物理学 2016-11-17 Hardik Vyas , Bhaskar Chaudhury , Sanjeev Gupta

The dielectric properties of complex plasma containing either metal or dielectric spherical inclusions (macroparticles, dust) are investigated. We focus on surface plasmon resonances on the macroparticle surfaces and their effect on…

等离子体物理 · 物理学 2016-07-20 S. V. Vladimirov , O. Ishihara

Motivated by experiments on the generation of streaming plasmas in high energy density facilities, industrial setups, and fundamental dusty plasma research the plasma polarization around a test charge in streaming plasmas is considered. The…

等离子体物理 · 物理学 2017-09-28 Zh. A. Moldabekov , P. Ludwig , J. -P. Joost , M. Bonitz , T. S. Ramazanov

Nonintrusive measurements of plasma properties are essential to evaluate, and numerically simulate, the in-flight performance of electric propulsion systems. As a logical first step in the development of new diagnostic techniques, this work…

等离子体物理 · 物理学 2023-04-05 Adam R. Patel , Sashin L. B. Karunarathne , Nicholas Babusis , Alexey Shashurin

Pre-plasma conditions strongly influence laser-plasma interactions in the multi-petawatt (MPW) regime, increasing the need for reliable early-time plasma evolution diagnostics. Among available pre-plasma diagnostics, interferometry remains…

It is not fully understood how electromagnetic waves propagate through plasma density fluctuations when the size of the fluctuations is comparable with the wavelength of the incident radiation. In this paper, the perturbing effect of a…

等离子体物理 · 物理学 2016-09-21 Alf Köhn , Eberhard Holzhauer , Jarrod Leddy , Matthew B Thomas , Roddy G L Vann

Electromagnetic waves undergo modifications as they propagate through plasma. We present EMPI (ElectroMagnetic-wave Plasma Interaction), a three-dimensional numerical framework designed to simulate the interaction between radio signals and…

高能天体物理现象 · 物理学 2025-06-04 Nan Xu , He Gao , Yuan-Pei Yang , Bing Zhang , Wei-Yang Wang , Tian-Cong Wang , Ran Gao

A novel technique for measuring plasma conditions using monochromatic pump-broadband probe laser interactions has been experimentally demonstrated. Originally proposed in [J. Ludwig et al., Phys. Plasmas \textbf{26}, 113108 (2019)], this…

Laser-plasma based experiments are always more demanding about the plasma features which need to be generated during the interaction. This is valid for laser-plasma acceleration as well as for inertial confinement fusion experiments. Most…

等离子体物理 · 物理学 2025-09-03 F. Filippi , M. Cipriani , S. Mastrostefano , M. Scisciò , F. Consoli

A comprehensive theory is proposed to describe the propagation and absorption of ultra-intense, short laser pulse through the under-dense plasma. The kinetic aspects of plasma are fully incorporated using extensive particle-in-cell (PIC)…

等离子体物理 · 物理学 2015-12-01 Jam Yazdanpanah , Elnaz Yazdani , Amir Chakhmachi , Elnaz Khalilzadeh

The electron gas hosted in a two-dimensional solid-state matrix, such as a quantum well or a two-dimensional van der Waals heterostructure, supports the propagation of plasma waves. Nonlinear interactions between plasma waves, due to charge…

介观与纳米尺度物理 · 物理学 2021-02-24 Andrea Tomadin , Matteo Carrega , Marco Polini

Density waves were studied in a phase-separated binary complex plasma under microgravity conditions. For the big particles, waves were self-excited by the two-stream instability, while for small particles, they were excited by heartbeat…

In an expansion of a previous study [1], we apply inverse design methods to produce two-dimensional plasma metamaterial devices with realistic plasma elements which incorporate quartz envelopes, collisionality (loss), non-uniform density…

应用物理 · 物理学 2022-10-31 Jesse A Rodriguez , Mark A. Cappelli

Complex plasmas consist of microparticles embedded in a low-temperature plasma and allow investigating various effects by tracing the motion of these microparticles. Dust density waves appear in complex plasmas as self-excited acoustic…

等离子体物理 · 物理学 2022-02-23 P. Bajaj , S. Khrapak , V. Yaroshenko , M. Schwabe

Plasma technology has found widespread applications in numerous domains, yet the techniques to manipulate plasma transport predominantly rely on magnetic control. In this review, we present a streamlined diffusion-migration method to…

等离子体物理 · 物理学 2023-09-26 Fubao Yang , Zeren Zhang

This paper presents a convolutional neural network (CNN)-based deep learning model, inspired from UNet with series of encoder and decoder units with skip connections, for the simulation of microwave-plasma interaction. The microwave…

计算物理 · 物理学 2022-12-21 Mihir Desai , Pratik Ghosh , Ahlad Kumar , Bhaskar Chaudhury

Plasma turbulence is the dominant transport mechanism for heat and particles in magnetized plasmas in linear devices and tokamaks, so the study of turbulence is important in limiting and controlling this transport. Linear devices provide an…

等离子体物理 · 物理学 2017-11-17 Jarrod Leddy , Ben Dudson
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