Results 71 to 80 of about 701,668 (295)

The Verification of Hybrid Image Deformation algorithm for PIV

open access: yesJournal of Middle European Construction and Design of Cars, 2016
The aim of this paper was to test a newly designed algorithm for more accurate calculation of the image displacement of seeding particles when taking measurement using the Particle Image Velocimetry method. The proposed algorithm is based on modification
Novotný Jan, Nováková Ludmila
doaj   +1 more source

Thermodynamic Study on Reaction of Tetra Sulfona to Phenyl Porphyrin Iron (II) Complex With Different Nitrogenous Ligands [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2015
The binding characteristics of number of axial aliphatic amines ligands were studied with Fe(ll)TPPS4 complex in aqueous solutions at hiqh PHs > 12.5 . All formed low spin octahedral complexes . Electronic absorption , ΔH , ΔG , and ΔS of these complexes
Jihad A. Taies, Riyath M. Dalaf
doaj   +1 more source

Unifying thermodynamic uncertainty relations [PDF]

open access: yesNew Journal of Physics, 2019
We introduce a new technique to bound the fluctuations exhibited by a physical system, based on the Euclidean geometry of the space of observables.
G. Falasco   +2 more
semanticscholar   +1 more source

Thermodynamics and Rate Thermodynamics

open access: yesJournal of Statistical Physics
Approach of mesoscopic state variables to time independent equilibrium sates (zero law of thermodynamics) gives birth to the classical equilibrium thermodynamics. Approach of fluxes and forces to fixed points (equilibrium fluxes and forces) that drive reduced mesoscopic dynamics gives birth to the rate thermodynamics that is applicable to driven ...
openaire   +3 more sources

Thermodynamic semirings

open access: yesJournal of Noncommutative Geometry, 2014
The Witt construction describes a functor from the category of Rings to the category of characteristic 0 rings. It is uniquely determined by a few associativity constraints which do not depend on the types of the variables considered, in other words, by integer polynomials.
Marcolli, Matilde, Thorngren, Ryan
openaire   +4 more sources

Electrical Conductivities of Conductors, Semiconductors, and Their Mixtures at Elevated Temperatures

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a comprehensive review of temperature‐dependent electrical conductivity data for multiple material classes at elevated temperatures, highlighting a persistent conductivity gap between metals and semiconductors in the range of 102$\left(10\right)^{2}$– 107$\left(10\right)^{7}$ S/m. Metal–ceramic irregular metamaterials are proposed
Valentina Torres Nieto, Marcia A. Cooper
wiley   +1 more source

Optimization and Assessment of Parabolic Trough Solar Power Plants in Arid Climates: A Case Study in Tunisia

open access: yesEnergy Science & Engineering
This study aims to model a solar power plant (SPP) utilizing parabolic trough collectors (PTC) to fulfill the electricity needs in an arid zone of the southern of Tunisia. The research integrates both experimental and numerical approaches. A prototype of
Anissa Ghomrassi   +2 more
doaj   +1 more source

Relativistic Thermodynamics [PDF]

open access: yes, 2013
26 pages, plain Tex, presentational ...
openaire   +2 more sources

Combined Process‐ and Phase‐Field‐Simulation to Predict the Microstructure of Single‐Crystal Ni‐Based Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
A combined finite element and phase‐field approach predicts the evolution of microstructure during the directional solidification of Ni‐based superalloys. The model reveals how withdrawal rate, temperature gradient, and wall thickness control the dendrite spacing, highlighting the strong effect of surface regions in thin sections where dendrite growth ...
Sean Böhm   +3 more
wiley   +1 more source

Characterization of a Recyclate‐Based MgO‐Steel Composite As‐Sintered Inert Anode Candidate After Exposure to Cryolite Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon‐free inert anodes are essential for decarbonizing aluminum electrolysis. This study investigates a recyclate‐based MgO‐316L steel composite anode tested under galvanostatic Hall–Héroult conditions in cryolite at 1000°C. Microstructural analysis reveals selective MgO fluorination, spinel and oxide layer formation, electrolyte infiltration, and ...
Serhii Yaroshevskyi   +7 more
wiley   +1 more source

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