The International Journal of Multiphase Flow is a scholarly publication that focuses on the study and research of multiphase flow phenomena, which involve the simultaneous flow of multiple phases, such as gas, liquid, and solid. This journal covers a wide range of topics related to the theoretical, experimental, and computational aspects of multiphase flow, including fluid mechanics, transport phenomena, and the interactions between different phases.

Hélène Bellosta is a French academic known for her work in the fields of culture, media, and technology. She has contributed to various studies related to the impact of digital technologies on society and has been involved in research concerning cultural practices in the context of globalization.

An isochoic wave is a term used in the context of medical imaging, particularly in ultrasound. It refers to a specific type of echogenicity, where the tissues involved present a similar acoustic density or reflectivity compared to surrounding tissues. This results in the wave reflecting back at an intensity that does not differ significantly from adjacent structures, making it difficult to distinguish the isochoic tissue from those around it. Isochoic areas may suggest specific characteristics of a lesion or tissue change.

The Natterer compressor, also known as the Natterer transform, is a mathematical tool used primarily in the field of image reconstruction, particularly in computed tomography (CT) and other imaging modalities. It is named after the mathematician Friedrich Natterer, who has contributed significantly to the theoretical framework of inverse problems in imaging. The Natterer transform itself relates to the reconstruction of images from projection data.

The Ohnesorge number (Oh) is a dimensionless number used in fluid mechanics and material science to characterize the relative importance of viscous, inertial, and surface tension forces acting on a droplet or a liquid jet.

Rana X. Adhikari is a physicist known for his work in the fields of gravitational physics and astrophysics. He has contributed to research on gravitational waves, the study of black holes, and the dynamics of complex systems in astrophysics. Adhikari is also associated with institutions focusing on experimental physics, including work related to the Laser Interferometer Gravitational-Wave Observatory (LIGO).

A jet, in the context of fluid dynamics, refers to a stream of fluid that is emitted from an orifice or nozzle. This flow can be distinguished by its high velocity and is often characterized by a well-defined boundary that separates it from the surrounding fluid. Jets can be found in a variety of applications and environments, such as: 1. **Jet Streams in Atmosphere**: Large-scale air currents in the atmosphere that can influence weather patterns.

Jet noise is the sound produced by the high-speed jets of exhaust gases from aircraft engines, particularly jet engines. This noise is a significant aspect of aircraft operation and can be quite loud, especially during takeoff and landing phases. Jet noise is primarily generated by two mechanisms: 1. **Turbulence**: The high-speed jet of exhaust gases interacts with the ambient air, creating turbulence. This turbulence leads to a complex array of pressure fluctuations that produce sound.

Kirchhoff's equations refer to two fundamental laws in electrical circuit theory, formulated by the German physicist Gustav Kirchhoff in the 19th century. These laws are key for analyzing electrical circuits and are known as Kirchhoff's Current Law (KCL) and Kirchhoff's Voltage Law (KVL). ### 1.

The Landau–Levich problem, also known as the Landau–Levich drag problem, deals with the behavior of a liquid film formed on a solid surface when a solid is pulled out of a liquid bath at a constant speed. It is an important problem in fluid dynamics and is particularly relevant in various fields such as coating processes, lubrication, and the study of liquid interfaces.

The term "lock number" can refer to different concepts depending on the context. Here are a few possible meanings: 1. **Cryptography**: In cryptography, a "lock number" might refer to a numeric key or code used to encrypt or secure information. It could be part of a cipher algorithm.

The Marker-and-Cell (MAC) method is a numerical technique used to solve fluid dynamics problems, particularly for simulating incompressible flows. It was developed in the early 1970s and is widely applied in computational fluid dynamics (CFD) due to its effectiveness in handling complex boundary conditions.

Mean flow typically refers to the average flow of a fluid or gas over a specific period or spatial domain, commonly used in fields such as fluid dynamics, meteorology, and hydraulics. It represents the dominant or average behavior of the flow, smoothing out instantaneous fluctuations or turbulence. In fluid dynamics, mean flow can be used to analyze various characteristics of the flow, such as velocity, pressure, and density.

Inference Corporation is a company that specializes in artificial intelligence and natural language processing technologies, often focusing on providing solutions that enhance customer engagement and automate business processes. Founded in the early 1990s, the company has developed various software and applications that utilize AI to improve decision-making and operational efficiency. Their products typically cater to industries like telecommunications, finance, and customer service.

The Okubo–Weiss parameter is a measure used in fluid dynamics, particularly in the study of turbulent flows, to analyze the stability and behavior of vortical structures in fluid motion. It helps to distinguish between different types of fluid flow by quantifying the balance between strain and rotation in the flow field.

Patch dynamics is a concept that arises in various fields, including physics, ecology, and systems biology. In the context of physics, it often pertains to the study of dynamic systems that can be modeled as composed of distinct "patches" or regions, each of which can have different properties or behaviors while interacting with one another.

A "photon bubble" typically refers to a theoretical or conceptual construct in the field of physics, particularly in contexts involving light and electromagnetic radiation. While there isn't a broadly recognized scientific term "photon bubble," the concept can relate to various phenomena involving light.

Physical Review Fluids is a peer-reviewed scientific journal that focuses on research in the field of fluid dynamics. It is part of the Physical Review family of journals published by the American Physical Society (APS). The journal covers a wide range of topics related to fluids, including theoretical, computational, and experimental studies.

The Pickering scale is a system used to qualitatively assess the clarity of a liquid or a solution, particularly in the field of analytical chemistry and material science. It was developed by the American chemist William H. Pickering. The scale focuses on the evaluation of solutions, particularly those containing particles that may cause turbidity or cloudiness.

The Prandtl–Meyer function is a mathematical function used in the field of gas dynamics, particularly in the study of supersonic flow. It describes the relationship between the change in flow direction and the corresponding change in the Mach number of a compressible fluid as it turns around a corner or through a nozzle.