Articles tagged with Gas Dynamics
Researchers are using AI to model complex turbulent flows, including wind, aerosols, and combustion, to quantify uncertainty in foundation models. The project aims to create a physics-constrained AI foundation model for complex flows important to energy systems.
Thousands of scientists will gather to present new research on fluids at the 78th American Physical Society meeting. The conference features a scientific program with thousands of presentations on various fluid dynamics topics.
Researchers have discovered flows of hot gas in the Centaurus Cluster core, shedding light on how galactic clusters stay hot through 'sloshing' caused by collisions. This solves the longstanding mystery of cluster core heating and provides new insights into the formation and evolution of galactic clusters.
Researchers develop novel methods to visualize and understand gas flow dynamics in plasma arc cutting, improving cut quality and efficiency. They found that curved cutting fronts result in oblique shockwave structures, which reduce flow velocity and can lead to safer and more efficient dismantling of nuclear facilities.
The EHT Collaboration unveils a new analysis of the supermassive black hole at the heart of galaxy M87, combining observations from 2017 and 2018. The study confirms the presence of a luminous ring with a shifted brightest region, indicating turbulent accretion disk dynamics.
A UVA professor has made new discoveries about electron kinetic behavior within plasma beams, potentially revealing the 'shape' of future space technology. The findings could lead to more efficient and reliable electric propulsion systems for long-duration space missions.
The study found that pressure forces at the cork's base control its motion, with friction forces playing a decisive role. The researchers also discovered the formation of Mach discs, which can be used to determine gas pressure or temperature inside a champagne bottle.
The researchers propose a hybrid organic–inorganic gas sensor design that enhances gas sensing performance while maintaining sensing speed. The proposed design outperforms conventional sensors in terms of chemical sensitivity to NO2, showcasing impressive durability and higher potential for long-term installation.
The study found that adding CO2 to temperate terrestrial exoplanet atmospheres intensifies warming in non-irradiated regions, altering global circulation patterns. This effect is seen on both Earth and the exoplanet TRAPPIST-1e, with implications for habitability and climate research.
A team of scientists observed the dynamic formation process of interstellar gas clouds, revealing speeds of up to 20 km/s that compress gas into denser regions where massive stars form. The findings challenge previous assumptions of slow and quasi-static star formation processes in this region.
Researchers at the University of Oldenburg have developed a new statistical model that accurately describes wind turbulence and generates fully three-dimensional wind fields using limited measurement points. This breakthrough enables precise wind turbine load estimation and improves wind farm planning, with applications in various fiel...
Recent studies suggest that cosmic rays, originating from supernova remnants and pulsars, have a significant impact on galactic dynamics and star formation. The streaming instability triggered by cosmic rays in the interstellar medium can create plasma waves that heat and scatter gas, influencing the formation of planets and stars.
Researchers at Kazan Federal University and Laboratoire Kastler Brossel are collaborating on a project to study gas diffusion in nanoporous materials. This study aims to measure the effect of gas-wall interactions on diffusion rates and structure analysis using nuclear magnetic resonance.
Scientists at the University of South Carolina and University of Florida have created a new system for studying gas flow in narrow tubes with single-file atom movement. By comparing these nanotubes to wider tubes, researchers aim to understand fundamental processes involved in gas separation and membrane technology.
A new dynamic mathematical model estimates variation in greenhouse gas emissions in response to changes in wastewater management systems. The study provides more accurate and detailed predictions than current steady-state models, with implications for industries seeking to reduce their carbon footprint.
A leading expert challenges the theory that an Indonesian mud volcano was triggered by an earthquake. Professor Richard Davies of Durham University's Centre for Research into Earth Energy Systems says drilling operations are more likely to be responsible.
Scientists at Brookhaven Lab are developing a promising radiation therapy technique called microbeam radiation therapy (MRT) that effectively destroys tumors in animal models while sparing normal brain tissue. Researchers have also made advancements in computer calculations and molecular electronics.
A new computer simulation reveals that burning particles of highly reactive gas can leap out in front of an explosive shock wave and ride it, sparking reactions ahead of the wave. The model predicts ultrafast detonations can occur in laboratory experiments.