Results 31 to 40 of about 270,244 (281)

Kinetic Parameters of Mineral Dissolution and Gibbs Free Energy

open access: yesActa Chimica Slovenica
This study investigates the quantitative relationship between the kinetics and thermodynamics of mineral dissolution in heterogeneous reactions, specifically focusing on the dissolution of sparingly soluble minerals.
Alma Ryskaliyeva   +4 more
doaj   +1 more source

Quadri-tilings of the plane [PDF]

open access: yes, 2006
We introduce {\em quadri-tilings} and show that they are in bijection with dimer models on a {\em family} of graphs $\{R^*\}$ arising from rhombus tilings.
Béatrice de Tilière   +12 more
core   +4 more sources

S-AMP for Non-linear Observation Models [PDF]

open access: yes, 2015
Recently we extended Approximate message passing (AMP) algorithm to be able to handle general invariant matrix ensembles. In this contribution we extend our S-AMP approach to non-linear observation models.
Fleury, Bernard H.   +2 more
core   +2 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

Thermodynamic consequences of well-known regular black holes under modified first law

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
We modify the first law of thermodynamics of regular black hole of the non-minimal Einstein–Yang–Mill theory with gauge field of magnetic Wu–Yang type and a regular black hole which is associated with the cosmological constant by the surface tensions ...
Abdul Jawad, Amna Khawer
doaj   +1 more source

Critical Off-Equilibrium Dynamics in Glassy Systems

open access: yes, 2013
We consider off-equilibrium dynamics at the critical temperature in a class of glassy system. The off-equilibrium correlation and response functions obey a precise scaling form in the aging regime.
Caltagirone, Francesco   +2 more
core   +1 more source

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

Thermodynamic, structural, surface and transport properties of Au-Ni liquid alloy at 1150 K

open access: yesBibechana, 2021
Thermodynamic, structural, surface, and transport properties of Au-Ni liquid alloy at 1150 K were computed using different theoretical approaches. The thermodynamic properties, such as excess Gibbs free energy of mixing, enthalpy of mixing, activity and
S K Yadav, N Chaudhary, D Adhikari
doaj   +3 more sources

Advancements in thermochemical predictions: a multi-output thermodynamics-informed neural network approach

open access: yesJournal of Cheminformatics
The Gibbs free energy of an inorganic material represents its maximum reversible work potential under constant temperature and pressure. Its calculation is crucial for understanding material stability, phase transitions, and chemical reactions, thus ...
Raheel Hammad, Sownyak Mondal
doaj   +1 more source

Corrosion and Process Analysis of a Preoxidized MgO Recyclate‐Based Cermet Anode in Laboratory‐Scale Na‐Cryolite Molten Salt Electrolysis of Aluminum at 1000°C

open access: yesAdvanced Engineering Materials, EarlyView.
EDX elemental map of the pre‐oxidized MgO–steel cermet anode cross section after electrolysis. The development of inert anodes for aluminum electrolysis remains challenging due to the high corrosivity of cryolite‐based melts at 950°C–1000°C. This study investigates the corrosion and process behavior of a carbon‐free MgO–steel cermet anode derived from ...
Alexander Adamczyk   +7 more
wiley   +1 more source

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