Results 41 to 50 of about 166,305,928 (302)

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

exp-formation-enthalpy.zip

open access: yes, 2022
This file includes datasets, scripts and models for the manuscript: TO BE UPDATED---------datasets:comparison_with_functionals_corrections.csv: mp_id, exp formation enthalpy and enthalpy from different sources as shown in Table 1.experimental_dataset.csv:
Sheng Gong (12025394)
core   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Standard Enthalpy of Formation of CuAl2O4 Revisited

open access: yes, 2015
Due to discrepancy in the standard enthalpy of formation, ΔH_f^0, of copper(II) aluminate (CuAl2O4) reported in thermodynamic databases, the calculated reaction enthalpy, ΔH_r, of CuAl2O4 with reducing gases varies considerably.
Knee, Christopher   +4 more
core   +1 more source

Enthalpy of formation of methyl benzoate: Calorimetry and consequences

open access: yes, 2022
Methyl benzoate is a particularly simple and important organic compound. We are thus not prepared for the "discovery" that there are three relatively recent literature determinations of its enthalpy of formation that span a 15 kJ mol-1 range. The current
Zenón Dávalos, Juan   +5 more
core   +1 more source

Evaluation of the intramolecular hydrogen bond enthalpy by means of specialized quantum chemical methods [PDF]

open access: yesJournal of the Serbian Chemical Society, 2007
By means of the MNDO/H, I-MNDO, MNDO/HB andMNDO/Mmethods, the values of the enthalpy of intramolecular hydrogen bond (IHB) formation for series of substances have been computed. The applicability of these methods for a semi-quantitative estimation of the
ALEXEI N. PANKRATOV, ALEXEI V. SHALABAY
doaj   +3 more sources

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

Formation enthalpy of Ni

open access: yes, 2017
The formation enthalpy of ternary Ni3Al-based alloys with cobalt additions was determined. The calorimetric method used was based on comparison of heat effect of the dissolution of the alloy and its components in the bath.
K Rzyman
core   +1 more source

The B-Li System. Calorimetric and Theoretical Studies / Układ B-Li. Badania Kalorymetryczne I Teoretyczne

open access: yesArchives of Metallurgy and Materials, 2015
The standard enthalpy of formation of the B78Li22 alloy was measured with the use of the water reaction calorimetric method at 25 °C (298 K). An X-ray diffraction study of the prepared sample was conducted.
Dębski A., Braga M. H., Gąsior W.
doaj   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

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