Results 11 to 20 of about 13,468,968 (349)

COHOMOLOGICAL FIELD THEORY CALCULATIONS [PDF]

open access: yesProceedings of the International Congress of Mathematicians (ICM 2018), 2019
Cohomological field theories (CohFTs) were defined in the mid 1990s by Kontsevich and Manin to capture the formal properties of the virtual fundamental class in Gromov-Witten theory. A beautiful classification result for semisimple CohFTs (via the action of the Givental group) was proven by Teleman in 2012.
R. Pandharipande
openaire   +4 more sources

Self-Consistent Mean Field Calculations of Polyelectrolyte-Surfactant Mixtures in Solution and upon Adsorption onto Negatively Charged Surfaces. [PDF]

open access: yesPolymers (Basel), 2020
Self-Consistent Mean-Field Calculations (SCF) have provided a semi-quantitative description of the physico-chemical behavior of six different polyelectrolyte-surfactant mixtures.
Guzmán E   +5 more
europepmc   +2 more sources

Assessment of Initial Guesses for Self-Consistent Field Calculations. Superposition of Atomic Potentials: Simple yet Efficient. [PDF]

open access: yesJ Chem Theory Comput, 2019
Electronic structure calculations, such as in the Hartree–Fock or Kohn–Sham density functional approach, require an initial guess for the molecular orbitals.
Lehtola S.
europepmc   +3 more sources

Error Propagation Dynamics of PIV-based Pressure Field Calculations: How well does the pressure Poisson solver perform inherently? [PDF]

open access: yesMeas Sci Technol, 2016
Obtaining pressure field data from particle image velocimetry (PIV) is an attractive technique in fluid dynamics due to its noninvasive nature. The application of this technique generally involves integrating the pressure gradient or solving the pressure
Pan Z   +3 more
europepmc   +3 more sources

Core Electron Binding Energies in Solids from Periodic All-Electron Δ-Self-Consistent-Field Calculations. [PDF]

open access: yesJournal of Physical Chemistry Letters, 2021
Theoretical calculations of core electron binding energies are required for the interpretation of experimental X-ray photoelectron spectra, but achieving accurate results for solids has proven difficult.
J. Kahk   +4 more
semanticscholar   +1 more source

MANAGEMENT AND RELIABILITY ASSURANCE OF A MILITARY FIELD NETWORK FUNCTIONING. ELECTROMAGNETIC FIELD CALCULATIONS [PDF]

open access: yesJournal of Defense Resources Management, 2020
In the given paper, there has been considered management and reliability assurance of a military field network functioning. The calculation method of the electromagnetic field strength of radiated antennas in the site of a field network site of ...
A.A. BAYRAMOV, R.R. IMANOV
doaj  

Source Galerkin Calculations in Scalar Field Theory [PDF]

open access: yes, 1995
In this paper, we extend previous work on scalar $\phi^4$ theory using the Source Galerkin method. This approach is based on finding solutions $Z[J]$ to the lattice functional equations for field theories in the presence of an external source $J$.
Bender   +10 more
core   +2 more sources

Numerical accuracy of mean-field calculations in coordinate space [PDF]

open access: yes, 2015
Background: Mean-field methods based on an energy density functional (EDF) are powerful tools used to describe many properties of nuclei in the entirety of the nuclear chart.
W. Ryssens, P. Heenen, M. Bender
semanticscholar   +1 more source

Beyond mean-field calculations for odd-mass nuclei. [PDF]

open access: yesPhysical Review Letters, 2014
Beyond mean-field methods are very successful tools for the description of large-amplitude collective motion for even-even atomic nuclei. The state-of-the-art framework of these methods consists in a generator coordinate method based on angular-momentum ...
B. Bally   +6 more
semanticscholar   +1 more source

TEMPERATURE FIELD OF EXHAUST CARS GASES AND CALCULATIONS OF THE STATISTICAL INFORMATION

open access: yesInternational Journal of Advanced Studies, 2020
There are too many problems from the gases which constantly fly out from the exhaust pipes of cars and lorries, especially if this process takes place in the closed apartment (garage, laboratory, class, station of diagnostic or repair for transport ...
Abduljabbar Tareq Mohammed Nasr   +3 more
doaj   +1 more source

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