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Related papers: BubbleProfiler: finding the field profile and acti…

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Knowledge of bubble and drop size distributions in two-phase flows is important for characterizing a wide range of phenomena, including combustor ignition, sonar communication, and cloud formation. The physical mechanisms driving the…

Fluid Dynamics · Physics 2021-01-28 Wai Hong Ronald Chan , Michael S. Dodd , Perry L. Johnson , Parviz Moin

A numerical method is presented to simulate gas-liquid-solid flows with bubble-particle interaction, including particle collision, sliding, and attachment. Gas-liquid flows are simulated in an Eulerian framework using a volume-of-fluid…

Fluid Dynamics · Physics 2020-12-01 Hojun Moon , Jeongbo Shim , Donghyun You

The terminal wall velocity of a first-order phase transition bubble can be calculated from a set of fluid equations describing the scalar fields and the plasma's state. We rederive these equations from the energy-momentum tensor…

High Energy Physics - Phenomenology · Physics 2022-07-13 Benoit Laurent , James M. Cline

The quantum decay of a metastable vacuum is exponentially suppressed by a tunneling action that can be calculated in the semi-classical approximation as the Euclidean action of a bounce that interpolates between the false and true phases.…

High Energy Physics - Theory · Physics 2019-02-13 José Ramón Espinosa , Thomas Konstandin

We present MadAnalysis 5, a new framework for phenomenological investigations at particle colliders. Based on a C++ kernel, this program allows to efficiently perform, in a straightforward and user-friendly fashion, sophisticated physics…

High Energy Physics - Phenomenology · Physics 2013-01-22 Eric Conte , Benjamin Fuks , Guillaume Serret

In this and the associated article 'BioBlender: A Software for Intuitive Representation of Surface Properties of Biomolecules', (Andrei et al) we present BioBlender as a complete instrument for the elaboration of motion (here) and the…

Biomolecules · Quantitative Biology 2010-09-27 Maria Francesca Zini , Yuri Porozov , Raluca Mihaela Andrei , Tiziana Loni , Claudia Caudai , Monica Zoppè

Checking that a scalar potential is bounded from below (BFB) is an ubiquitous and notoriously difficult task in many models with extended scalar sectors. Exact analytic BFB conditions are known only in simple cases. In this work, we present…

High Energy Physics - Phenomenology · Physics 2018-06-25 Igor P. Ivanov , Marcel Köpke , Margarete Muhlleitner

Exploiting full computational power of current more and more hierarchical multiprocessor machines requires a very careful distribution of threads and data among the underlying non-uniform architecture. Unfortunately, most operating systems…

Distributed, Parallel, and Cluster Computing · Computer Science 2007-06-15 Samuel Thibault , Raymond Namyst , Pierre-André Wacrenier

We investigate quantum tunneling in the theory of a complex scalar field with a global $U(1)$ symmetry when the charge density of the initial configuration does not vanish. We discuss the possible final configurations and set up the…

High Energy Physics - Phenomenology · Physics 2009-10-28 Kimyeong Lee

We present high resolution numerical simulations of convection in multiphase flows (boiling) using a novel algorithm based on a Lattice Boltzmann method. We first validate the thermodynamical and kinematical properties of the algorithm.…

Fluid Dynamics · Physics 2015-06-03 L. Biferale , P. Perlekar , M. Sbragaglia , F. Toschi

This is the third paper in a series establishing a quantitative relation between inflationary scalar field potential landscapes and the relic perturbations left by the collision between bubbles produced during eternal inflation. We…

High Energy Physics - Theory · Physics 2017-02-13 Matthew C. Johnson , Carroll L. Wainwright , Anthony Aguirre , Hiranya V. Peiris

This paper provides the description of a novel, multi-purpose spline library. In accordance with the increasingly diverse modes of usage of splines, it is multi-purpose in the sense that it supports geometry representation, finite element…

Mathematical Software · Computer Science 2020-02-28 Markus Frings , Norbert Hosters , Corinna Müller , Max Spahn , Christoph Susen , Konstantin Key , Stefanie Elgeti

In the framework of the Polyakov quark-meson model with two flavors, the bubble dynamics of a first-order phase transition in the region of high density and low temperature are investigated by using the homogeneous thermal nucleation…

High Energy Physics - Phenomenology · Physics 2024-07-16 Junrong Wang , Jinshuang Jin , Hong Mao

We study bubble-wall dynamics in cosmological first-order phase transitions in a two-scalar-field model, where the wall is formed by $\phi$ and an additional real scalar $s$ couples through a portal interaction. We evolve the coupled…

High Energy Physics - Phenomenology · Physics 2026-02-05 Dongdong Wei , Zong-Kuan Guo

It is well known that the number of particles should be scaled up to enable industrial scale simulation. The calculations are more computationally intensive when the motion of the surrounding fluid is considered. Besides the advances in…

Computational Physics · Physics 2014-07-28 Hao Zhang , F. Xavier Trias , Assensi Oliva , Dongmin Yang , Yuanqiang Tan , Shi Shu , Yong Sheng

When performing large-scale, high-performance computations of multi-physics applications, it is common to limit the complexity of physics sub-models comprising the simulation. For a hierarchical system of coal boiler simulations a…

Data Analysis, Statistics and Probability · Physics 2016-09-06 Benjamin B Schroeder , Sean T Smith , Philip J Smith , Thomas H Fletcher , Andrew Packard , Michael Frenklach , Arun Hegde , Wenyu Li , James Oreluk

Ultrasound contrast enhanced imaging has seen widespread uptake in research and clinical diagnostic imaging. This includes applications such as vector flow imaging, functional ultrasound and super-resolution Ultrasound Localization…

Image and Video Processing · Electrical Eng. & Systems 2022-11-03 Marcelo Lerendegui , Kai Riemer , Bingxue Wang , Christopher Dunsby , Meng-Xing Tang

Using the multi-dimensional wave function formalism, we investigate the quantum state of a scalar field inside a true vacuum bubble nucleated through false vacuum decay in flat spacetime. We developed a formalism which allows us a…

General Relativity and Quantum Cosmology · Physics 2009-10-09 Kazuhiro Yamamoto , Takahiro Tanaka , Misao Sasaki

The dynamics of bubbles nucleated during a first-order phase transition is controlled by the non-equilibrium fluctuations generated by the traveling domain wall. An accurate modelling of the out-of-equilibrium properties of the plasma is…

High Energy Physics - Phenomenology · Physics 2024-07-10 Andrea Guiggiani

Current mobile context-aware applications for pervasive environments have been designed to consume information from computational nodes or devices in their surroundings or environments. As the hardware industry continues making much…

Distributed, Parallel, and Cluster Computing · Computer Science 2014-07-01 Nevin Vunka Jungum , Nawaz Mohamudally , Nimal Nissanke