Results 91 to 100 of about 47,716 (293)

The van der Waals Equation as a cubic

open access: yes, 2015
The van der Waals (from his thesis of 1873) equation is a cubic in the molar volume. Since this is the first equation of state studied in chemistry more complicated than the ideal gas equation, it is noteworthy that the solution of this cubic is rarely ...
David, Carl W
core  

Dynamics and wave analysis in longitudinal motion of elastic bars or fluids

open access: yesAin Shams Engineering Journal
We look at the bifurcation analysis, chaotic behavior, multistability, and sensitivity analysis of the van der Waals equation, which is used in science and engineering to study the dynamics of various structures. The variant van der Waals equation covers
Adil Jhangeer, Beenish
doaj   +1 more source

ON AN EXPERIMENTAL MODIFICATION OF VAN DER WAALS'S EQUATION [PDF]

open access: yesTransactions of the Royal Society of South Africa, 1914
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Directional Flow of Confined Polaritons in CrSBr

open access: yesAdvanced Materials, EarlyView.
CrSBr, a layered magnetic semiconductor, naturally channels self‐hybridized excitonpolaritons into highly directional flow. Its intrinsic optical anisotropy, high refractive index, and strong lightmatter coupling enable long‐range guided modes along the a‐axis, with propagation lengths set by their excitonphoton admixture.
Pratap Chandra Adak   +10 more
wiley   +1 more source

Cálculo do volume na equação de van der Waals pelo método de cardano Volume calculation in van der Waals equation by the cardano method [PDF]

open access: yes, 2010
Analytical solutions of a cubic equation with real coefficients are established using the Cardano method. The method is first applied to simple third order equation.
Nelson H. T. Lemes   +2 more
core   +1 more source

Effects of van der Waals Force and Thermal Stresses on Pull-in Instability of Clamped Rectangular Microplates

open access: yesSensors, 2008
We study the influence of von Karman nonlinearity, van der Waals force, and a athermal stresses on pull-in instability and small vibrations of electrostatically actuated mi-croplates.
Davide Spinello   +2 more
doaj  

Propulsion and Thermodynamic Parameters of van der Waals Gases in Rocket Nozzles

open access: yesInternational Journal of Aerospace Engineering, 2019
Propellants or combustion products can reach high pressures and temperatures in advanced or conventional propulsion systems. Variations in flow properties and the effects of real gases along a nozzle can become significant and influence the calculation ...
Fernando S. Costa, Gustavo A. A. Fischer
doaj   +1 more source

Flexoelectrically Induced Polar Topology in Twisted SrTiO3 Membranes

open access: yesAdvanced Materials, EarlyView.
Twisted SrTiO3 bilayers host polar vortices of flexoelectric origin, revealed through combined experiment and theory. By reconstructing polarization from the toroidal moment of strain gradients, the work establishes a 3D chiral state with broken inversion and mirror symmetries.
Isabel Tenreiro   +13 more
wiley   +1 more source

General relativistic model for mixed fluid sphere with equation of state

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
We generate a general frame work to solve the Einstein system with an equation of state that describe static spherically symmetric anisotropic matter distribution in terms of a generating function.
F. C. Ragel, S. Thirukkanesh
doaj   +1 more source

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