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Related papers: Elliptic supersonic jet morphology manipulation us…

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We present the results of a three-dimensional, relativistic, hydrodynamic simulation of a precessing jet into which a compact blob of matter is injected. A comparison of synthetic radio maps computed from the hydrodynamic model, taking into…

This study experimentally examines the impact of spacing between two pulsed jets and their strengths on the fluid dynamics within an elastic hemispherical cavity. Such interactions between multiple pulsed jets are observed in various…

Fluid Dynamics · Physics 2026-05-22 L. S. Merlo , L. Kadem , W. Saleh , H. D. Ng , G. Di Labbio

The leading edge vortex (LEV) is one of the most important lift augmentation mechanisms in flapping wing aerodynamics. We propose a methodology that aims to provide a quantitative description of the LEV. The first step of the method…

Fluid Dynamics · Physics 2025-09-08 Alejandro Gonzalo , Manuel Garcia-Villalba , Oscar Flores

We present an observational study of the kinematics and fine structure of an unwinding polar jet, with high temporal and spatial observations taken by the Atmospheric Imaging Assembly (AIA) on board the Solar Dynamic Observatory (SDO) and…

Solar and Stellar Astrophysics · Physics 2011-06-24 Yuandeng Shen , Yu Liu , Jiangtao Su , Ahmed Ibrahim

This paper investigates the symmetry and magnetic field properties of the jets in the radio galaxy NGC 1052, with particular attention to the impact of the ionized torus that surrounds the central region on the emitted radiation. Our study…

In this paper we present a numerical study of plasma jets produced by intense laser matter interactions. Through this study we hope to better understand astrophysical jets and their recent experimental simulations in the laboratory. We paid…

Astrophysics · Physics 2009-11-07 Akira Mizuta , Shoich Yamada , Hideaki Takabe

The stability of high-speed liquid jets is crucial for applications ranging from precision printing to needle-free drug delivery, yet it is fundamentally limited by capillary-driven breakup. A common strategy to stabilize jets is to use…

We present two epoch polarimetric images of the BL Lac object 0735+178 obtained with the Very Long Baseline Array at 22 and 43 GHz. These images provide the highest resolution observations of this source to date, and show a twisted jet with…

Astrophysics · Physics 2009-10-31 Jose-Luis Gomez , Alan P. Marscher , Antonio Alberdi , Denise C. Gabuzda

An ejection mechanism of relativistic jets from slim disks is studied. Since the radiation pressure is dominant in the slim disk, radiative energy flow arises along the pressure gradient in the vertical direction. The divergence of the…

High Energy Astrophysical Phenomena · Physics 2024-04-08 Hajime Inoue

Determining whether black hole jets are dominated by leptonic or baryonic matter remains an open question in high-energy astrophysics. We propose that extreme mass ratio binary (EMRB) black holes, where an intermediate mass secondary black…

High Energy Astrophysical Phenomena · Physics 2025-11-11 Hung-Yi Pu

The present study primarily focuses on the effect of jet spacing and strut geometry on the evolution and structure of the large-scale vortices which play a key role in mixing characteristics in turbulent supersonic flows. Numerically…

Fluid Dynamics · Physics 2021-01-29 Rahul Kumar Soni , Ashoke De

The present work aims to study the cavitating turbulent flow of a full-scale marine propeller and explore the physical mechanism underpinning the underwater radiated noise. We employ the standard dynamic large eddy simulation for the…

Fluid Dynamics · Physics 2024-05-27 Zhi Cheng , Suraj Kashyap , Brendan Smoker , Giorgio Burella , Rajeev Jaiman

We report multi-frequency VLBI studies of the sub-parsec scale structure of the two-sided jet in the nearby radio galaxy NGC 4261. Our analyses include new observations using the Source Frequency Phase Referencing technique with the Very…

Astrophysics of Galaxies · Physics 2023-11-01 Xi Yan , Ru-Sen Lu , Wu Jiang , Thomas P. Krichbaum , Zhi-Qiang Shen

We present physics-based nozzle design rules to achieve high-throughput and stable jetting in drop-on-demand liquid metal 3D printing. The design rules are based on scaling laws that capture the change of meniscus oscillation relaxation…

We calculate the expected effects on the spectral energy distributions and light curves in X-ray binary jets from eclipses by the donor stars. Jets will be eclipsed for all inclination angles, with just the height along the jet where the…

High Energy Astrophysical Phenomena · Physics 2020-10-14 Thomas J. Maccarone , Jakob van den Eijnden , Thomas D. Russell , Nathalie Degenaar

We suggest a set of morphological measures that we believe can help in quantifying the shapes of two-dimensional cosmological images such as galaxies, clusters, and superclusters of galaxies. The method employs non-parametric morphological…

Astrophysics · Physics 2009-07-30 Nurur Rahman , Sergei F. Shandarin

I examine the morphology of the core-collapse supernova (CCSN) remnant (SNR) G0.9+0.1 and reveal a point-symmetrical morphology that implies shaping by three or more pairs of jets, as expected in the jittering jets explosion mechanism…

High Energy Astrophysical Phenomena · Physics 2025-08-18 Noam Soker

Chemical reactions and biological processes are often governed by the structure and transport dynamics of the interface between two liquid phases. Despite their importance, our microscopic understanding of liquid-liquid interfaces has been…

Continuous ultrasonic atomization in a closed chamber is expected to generate a mist with an equilibrium droplet concentration and size distribution. Such a mist of microdroplets with controllable mist density has been used for Aerosol Jet…

Fluid Dynamics · Physics 2025-01-23 James Q Feng , James D Klett , Michael J Renn

When quenching jets deposit certain amount of energy and momentum into ambient matter, part of it propagates in the form of shocks/sounds. The "sound surface", separating disturbed and undisturbed parts of the fireball, makes what we call…

Nuclear Theory · Physics 2013-11-27 Edward Shuryak , Pilar Staig